Mercurial > dwindows
view ios/dw.m @ 2938:1184f58135ba
C++: Eliminate remnants of C code I missed while porting to C++.
Only exception is the Android specific dw_file_open() call... it is a
replacement for a C API and a macro on most platforms... Plus I really don't
like that call, but Android required it... so leaving it as is for now.
author | bsmith@81767d24-ef19-dc11-ae90-00e081727c95 |
---|---|
date | Sat, 31 Dec 2022 21:42:12 +0000 |
parents | 3fe7641f027c |
children | edb4307ac7ce |
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/* * Dynamic Windows: * A GTK like implementation of the iOS GUI * * (C) 2011-2022 Brian Smith <brian@dbsoft.org> * (C) 2011-2021 Mark Hessling <mark@rexx.org> * (C) 2017 Ralph Shane (Base tree view implementation) * * Requires 13.0 or later. * clang -g -o dwtest -D__IOS__ -I. dwtest.c ios/dw.m -framework UIKit -framework WebKit -framework Foundation -framework UserNotifications */ #import <Foundation/Foundation.h> #import <UIKit/UIKit.h> #import <WebKit/WebKit.h> #import <AudioToolbox/AudioToolbox.h> #import <UserNotifications/UserNotifications.h> #import <UniformTypeIdentifiers/UTDefines.h> #import <UniformTypeIdentifiers/UTType.h> #import <UniformTypeIdentifiers/UTCoreTypes.h> #include "dw.h" #include <sys/utsname.h> #include <sys/socket.h> #include <sys/un.h> #include <sys/mman.h> #include <sys/time.h> #include <sys/stat.h> #include <math.h> #include <spawn.h> /* Macros to handle local auto-release pools */ #define DW_LOCAL_POOL_IN NSAutoreleasePool *localpool = nil; \ if(DWThread != (DWTID)-1 && pthread_self() != DWThread) \ localpool = [[NSAutoreleasePool alloc] init]; #define DW_LOCAL_POOL_OUT if(localpool) [localpool drain]; /* Macros to encapsulate running functions on the main thread */ #define DW_FUNCTION_INIT #define DW_FUNCTION_DEFINITION(func, rettype, ...) void _##func(NSPointerArray *_args); \ rettype API func(__VA_ARGS__) { \ DW_LOCAL_POOL_IN; \ NSPointerArray *_args = [[NSPointerArray alloc] initWithOptions:NSPointerFunctionsOpaqueMemory]; \ [_args addPointer:(void *)_##func]; #define DW_FUNCTION_ADD_PARAM1(param1) [_args addPointer:(void *)¶m1]; \ [_args addPointer:(void *)pthread_getspecific(_dw_fg_color_key)]; \ [_args addPointer:(void *)pthread_getspecific(_dw_bg_color_key)]; #define DW_FUNCTION_ADD_PARAM2(param1, param2) [_args addPointer:(void *)¶m1]; \ [_args addPointer:(void *)¶m2]; \ [_args addPointer:(void *)pthread_getspecific(_dw_fg_color_key)]; \ [_args addPointer:(void *)pthread_getspecific(_dw_bg_color_key)]; #define DW_FUNCTION_ADD_PARAM3(param1, param2, param3) [_args addPointer:(void *)¶m1]; \ [_args addPointer:(void *)¶m2]; \ [_args addPointer:(void *)¶m3]; \ [_args addPointer:(void *)pthread_getspecific(_dw_fg_color_key)]; \ [_args addPointer:(void *)pthread_getspecific(_dw_bg_color_key)]; #define DW_FUNCTION_ADD_PARAM4(param1, param2, param3, param4) [_args addPointer:(void *)¶m1]; \ [_args addPointer:(void *)¶m2]; \ [_args addPointer:(void *)¶m3]; \ [_args addPointer:(void *)¶m4]; \ [_args addPointer:(void *)pthread_getspecific(_dw_fg_color_key)]; \ [_args addPointer:(void *)pthread_getspecific(_dw_bg_color_key)]; #define DW_FUNCTION_ADD_PARAM5(param1, param2, param3, param4, param5) [_args addPointer:(void *)¶m1]; \ [_args addPointer:(void *)¶m2]; \ [_args addPointer:(void *)¶m3]; \ [_args addPointer:(void *)¶m4]; \ [_args addPointer:(void *)¶m5]; \ [_args addPointer:(void *)pthread_getspecific(_dw_fg_color_key)]; \ [_args addPointer:(void *)pthread_getspecific(_dw_bg_color_key)]; #define DW_FUNCTION_ADD_PARAM6(param1, param2, param3, param4, param5, param6) \ [_args addPointer:(void *)¶m1]; \ [_args addPointer:(void *)¶m2]; \ [_args addPointer:(void *)¶m3]; \ [_args addPointer:(void *)¶m4]; \ [_args addPointer:(void *)¶m5]; \ [_args addPointer:(void *)¶m6]; \ [_args addPointer:(void *)pthread_getspecific(_dw_fg_color_key)]; \ [_args addPointer:(void *)pthread_getspecific(_dw_bg_color_key)]; #define DW_FUNCTION_ADD_PARAM7(param1, param2, param3, param4, param5, param6, param7) \ [_args addPointer:(void *)¶m1]; \ [_args addPointer:(void *)¶m2]; \ [_args addPointer:(void *)¶m3]; \ [_args addPointer:(void *)¶m4]; \ [_args addPointer:(void *)¶m5]; \ [_args addPointer:(void *)¶m6]; \ [_args addPointer:(void *)¶m7]; \ [_args addPointer:(void *)pthread_getspecific(_dw_fg_color_key)]; \ [_args addPointer:(void *)pthread_getspecific(_dw_bg_color_key)]; #define DW_FUNCTION_ADD_PARAM8(param1, param2, param3, param4, param5, param6, param7, param8) \ [_args addPointer:(void *)¶m1]; \ [_args addPointer:(void *)¶m2]; \ [_args addPointer:(void *)¶m3]; \ [_args addPointer:(void *)¶m4]; \ [_args addPointer:(void *)¶m5]; \ [_args addPointer:(void *)¶m6]; \ [_args addPointer:(void *)¶m7]; \ [_args addPointer:(void *)¶m8]; \ [_args addPointer:(void *)pthread_getspecific(_dw_fg_color_key)]; \ [_args addPointer:(void *)pthread_getspecific(_dw_bg_color_key)]; #define DW_FUNCTION_ADD_PARAM9(param1, param2, param3, param4, param5, param6, param7, param8, param9) \ [_args addPointer:(void *)¶m1]; \ [_args addPointer:(void *)¶m2]; \ [_args addPointer:(void *)¶m3]; \ [_args addPointer:(void *)¶m4]; \ [_args addPointer:(void *)¶m5]; \ [_args addPointer:(void *)¶m6]; \ [_args addPointer:(void *)¶m7]; \ [_args addPointer:(void *)¶m8]; \ [_args addPointer:(void *)¶m9]; \ [_args addPointer:(void *)pthread_getspecific(_dw_fg_color_key)]; \ [_args addPointer:(void *)pthread_getspecific(_dw_bg_color_key)]; #define DW_FUNCTION_RESTORE_PARAM1(param1, vartype1) \ vartype1 param1 = *((vartype1 *)[_args pointerAtIndex:1]); \ UIColor *__attribute__((__unused__))_dw_fg_color = (UIColor *)[_args pointerAtIndex:2]; \ UIColor *__attribute__((__unused__))_dw_bg_color = (UIColor *)[_args pointerAtIndex:3]; #define DW_FUNCTION_RESTORE_PARAM2(param1, vartype1, param2, vartype2) \ vartype1 param1 = *((vartype1 *)[_args pointerAtIndex:1]); \ vartype2 param2 = *((vartype2 *)[_args pointerAtIndex:2]); \ UIColor *__attribute__((__unused__))_dw_fg_color = (UIColor *)[_args pointerAtIndex:3]; \ UIColor *__attribute__((__unused__))_dw_bg_color = (UIColor *)[_args pointerAtIndex:4]; #define DW_FUNCTION_RESTORE_PARAM3(param1, vartype1, param2, vartype2, param3, vartype3) \ vartype1 param1 = *((vartype1 *)[_args pointerAtIndex:1]); \ vartype2 param2 = *((vartype2 *)[_args pointerAtIndex:2]); \ vartype3 param3 = *((vartype3 *)[_args pointerAtIndex:3]); \ UIColor *__attribute__((__unused__))_dw_fg_color = (UIColor *)[_args pointerAtIndex:4]; \ UIColor *__attribute__((__unused__))_dw_bg_color = (UIColor *)[_args pointerAtIndex:5]; #define DW_FUNCTION_RESTORE_PARAM4(param1, vartype1, param2, vartype2, param3, vartype3, param4, vartype4) \ vartype1 param1 = *((vartype1 *)[_args pointerAtIndex:1]); \ vartype2 param2 = *((vartype2 *)[_args pointerAtIndex:2]); \ vartype3 param3 = *((vartype3 *)[_args pointerAtIndex:3]); \ vartype4 param4 = *((vartype4 *)[_args pointerAtIndex:4]); \ UIColor *__attribute__((__unused__))_dw_fg_color = (UIColor *)[_args pointerAtIndex:5]; \ UIColor *__attribute__((__unused__))_dw_bg_color = (UIColor *)[_args pointerAtIndex:6]; #define DW_FUNCTION_RESTORE_PARAM5(param1, vartype1, param2, vartype2, param3, vartype3, param4, vartype4, param5, vartype5) \ vartype1 param1 = *((vartype1 *)[_args pointerAtIndex:1]); \ vartype2 param2 = *((vartype2 *)[_args pointerAtIndex:2]); \ vartype3 param3 = *((vartype3 *)[_args pointerAtIndex:3]); \ vartype4 param4 = *((vartype4 *)[_args pointerAtIndex:4]); \ vartype5 param5 = *((vartype5 *)[_args pointerAtIndex:5]); \ UIColor *__attribute__((__unused__))_dw_fg_color = (UIColor *)[_args pointerAtIndex:6]; \ UIColor *__attribute__((__unused__))_dw_bg_color = (UIColor *)[_args pointerAtIndex:7]; #define DW_FUNCTION_RESTORE_PARAM6(param1, vartype1, param2, vartype2, param3, vartype3, param4, vartype4, param5, vartype5, param6, vartype6) \ vartype1 param1 = *((vartype1 *)[_args pointerAtIndex:1]); \ vartype2 param2 = *((vartype2 *)[_args pointerAtIndex:2]); \ vartype3 param3 = *((vartype3 *)[_args pointerAtIndex:3]); \ vartype4 param4 = *((vartype4 *)[_args pointerAtIndex:4]); \ vartype5 param5 = *((vartype5 *)[_args pointerAtIndex:5]); \ vartype6 param6 = *((vartype6 *)[_args pointerAtIndex:6]); \ UIColor *__attribute__((__unused__))_dw_fg_color = (UIColor *)[_args pointerAtIndex:7]; \ UIColor *__attribute__((__unused__))_dw_bg_color = (UIColor *)[_args pointerAtIndex:8]; #define DW_FUNCTION_RESTORE_PARAM7(param1, vartype1, param2, vartype2, param3, vartype3, param4, vartype4, param5, vartype5, param6, vartype6, param7, vartype7) \ vartype1 param1 = *((vartype1 *)[_args pointerAtIndex:1]); \ vartype2 param2 = *((vartype2 *)[_args pointerAtIndex:2]); \ vartype3 param3 = *((vartype3 *)[_args pointerAtIndex:3]); \ vartype4 param4 = *((vartype4 *)[_args pointerAtIndex:4]); \ vartype5 param5 = *((vartype5 *)[_args pointerAtIndex:5]); \ vartype6 param6 = *((vartype6 *)[_args pointerAtIndex:6]); \ vartype7 param7 = *((vartype7 *)[_args pointerAtIndex:7]); \ UIColor *__attribute__((__unused__))_dw_fg_color = (UIColor *)[_args pointerAtIndex:8]; \ UIColor *__attribute__((__unused__))_dw_bg_color = (UIColor *)[_args pointerAtIndex:9]; #define DW_FUNCTION_RESTORE_PARAM8(param1, vartype1, param2, vartype2, param3, vartype3, param4, vartype4, param5, vartype5, param6, vartype6, param7, vartype7, param8, vartype8) \ vartype1 param1 = *((vartype1 *)[_args pointerAtIndex:1]); \ vartype2 param2 = *((vartype2 *)[_args pointerAtIndex:2]); \ vartype3 param3 = *((vartype3 *)[_args pointerAtIndex:3]); \ vartype4 param4 = *((vartype4 *)[_args pointerAtIndex:4]); \ vartype5 param5 = *((vartype5 *)[_args pointerAtIndex:5]); \ vartype6 param6 = *((vartype6 *)[_args pointerAtIndex:6]); \ vartype7 param7 = *((vartype7 *)[_args pointerAtIndex:7]); \ vartype8 param8 = *((vartype8 *)[_args pointerAtIndex:8]); \ UIColor *__attribute__((__unused__))_dw_fg_color = (UIColor *)[_args pointerAtIndex:9]; \ UIColor *__attribute__((__unused__))_dw_bg_color = (UIColor *)[_args pointerAtIndex:10]; #define DW_FUNCTION_RESTORE_PARAM9(param1, vartype1, param2, vartype2, param3, vartype3, param4, vartype4, param5, vartype5, param6, vartype6, param7, vartype7, param8, vartype8, param9, vartype9) \ vartype1 param1 = *((vartype1 *)[_args pointerAtIndex:1]); \ vartype2 param2 = *((vartype2 *)[_args pointerAtIndex:2]); \ vartype3 param3 = *((vartype3 *)[_args pointerAtIndex:3]); \ vartype4 param4 = *((vartype4 *)[_args pointerAtIndex:4]); \ vartype5 param5 = *((vartype5 *)[_args pointerAtIndex:5]); \ vartype6 param6 = *((vartype6 *)[_args pointerAtIndex:6]); \ vartype7 param7 = *((vartype7 *)[_args pointerAtIndex:7]); \ vartype8 param8 = *((vartype8 *)[_args pointerAtIndex:8]); \ vartype9 param9 = *((vartype9 *)[_args pointerAtIndex:9]); \ UIColor *__attribute__((__unused__))_dw_fg_color = (UIColor *)[_args pointerAtIndex:10]; \ UIColor *__attribute__((__unused__))_dw_bg_color = (UIColor *)[_args pointerAtIndex:11]; #define DW_FUNCTION_END } #define DW_FUNCTION_NO_RETURN(func) [DWObj safeCall:@selector(callBack:) withObject:_args]; \ [_args release]; \ DW_LOCAL_POOL_OUT; } \ void _##func(NSPointerArray *_args) { #define DW_FUNCTION_RETURN(func, rettype) [DWObj safeCall:@selector(callBack:) withObject:_args]; {\ void *tmp = [_args pointerAtIndex:[_args count]-1]; \ rettype myreturn = *((rettype *)tmp); \ free(tmp); \ [_args release]; \ DW_LOCAL_POOL_OUT; \ return myreturn; }} \ void _##func(NSPointerArray *_args) { #define DW_FUNCTION_RETURN_THIS(_retvar) { void *_myreturn = malloc(sizeof(_retvar)); \ memcpy(_myreturn, (void *)&_retvar, sizeof(_retvar)); \ [_args addPointer:_myreturn]; }} #define DW_FUNCTION_RETURN_NOTHING } unsigned long _dw_colors[] = { 0x00000000, /* 0 black */ 0x000000bb, /* 1 red */ 0x0000bb00, /* 2 green */ 0x0000aaaa, /* 3 yellow */ 0x00cc0000, /* 4 blue */ 0x00bb00bb, /* 5 magenta */ 0x00bbbb00, /* 6 cyan */ 0x00bbbbbb, /* 7 white */ 0x00777777, /* 8 grey */ 0x000000ff, /* 9 bright red */ 0x0000ff00, /* 10 bright green */ 0x0000eeee, /* 11 bright yellow */ 0x00ff0000, /* 12 bright blue */ 0x00ff00ff, /* 13 bright magenta */ 0x00eeee00, /* 14 bright cyan */ 0x00ffffff, /* 15 bright white */ 0xff000000 /* 16 default color */ }; /* * List those icons that have transparency first */ #define NUM_EXTS 8 char *_dw_image_exts[NUM_EXTS+1] = { ".png", ".ico", ".icns", ".gif", ".jpg", ".jpeg", ".tiff", ".bmp", NULL }; char *_dw_get_image_extension(const char *filename) { char *file = alloca(strlen(filename) + 6); int found_ext = 0,i; /* Try various extentions */ for(i = 0; i < NUM_EXTS; i++) { strcpy(file, filename); strcat(file, _dw_image_exts[i]); if(access(file, R_OK ) == 0) { found_ext = 1; break; } } if(found_ext == 1) { return _dw_image_exts[i]; } return NULL; } /* Return the RGB color regardless if a predefined color was passed */ unsigned long _dw_get_color(unsigned long thiscolor) { if(thiscolor & DW_RGB_COLOR) { return thiscolor & ~DW_RGB_COLOR; } else if(thiscolor < 17) { return _dw_colors[thiscolor]; } return 0; } /* Thread specific storage */ pthread_key_t _dw_pool_key; pthread_key_t _dw_fg_color_key; pthread_key_t _dw_bg_color_key; static int DWOSMajor, DWOSMinor, DWOSBuild; static char _dw_bundle_path[PATH_MAX+1] = { 0 }; static char _dw_app_id[_DW_APP_ID_SIZE+1]= {0}; static int _dw_dark_mode_state = DW_FEATURE_UNSUPPORTED; static int _dw_container_mode = DW_CONTAINER_MODE_DEFAULT; static CGPoint _dw_event_point = {0}; static NSMutableArray *_dw_toplevel_windows; /* Create a default colors for a thread */ void _dw_init_colors(void) { UIColor *fgcolor = [[UIColor grayColor] retain]; pthread_setspecific(_dw_fg_color_key, fgcolor); pthread_setspecific(_dw_bg_color_key, NULL); } typedef struct _dwsighandler { struct _dwsighandler *next; ULONG message; HWND window; int id; void *signalfunction; void *discfunction; void *data; } DWSignalHandler; static DWSignalHandler *DWRoot = NULL; /* Some internal prototypes */ static void _dw_do_resize(Box *thisbox, int x, int y); void _dw_handle_resize_events(Box *thisbox); int _dw_remove_userdata(UserData **root, const char *varname, int all); int _dw_main_iteration(NSDate *date); CGContextRef _dw_draw_context(id image, bool antialias); typedef id (*DWIMP)(id, SEL, ...); /* Internal function to queue a window redraw */ void _dw_redraw(id window, int skip) { static id lastwindow = nil; id redraw = lastwindow; if(skip && window == nil) return; lastwindow = window; if(redraw != lastwindow && redraw != nil) { dw_window_redraw(redraw); } } DWSignalHandler *_dw_get_handler(HWND window, int messageid) { DWSignalHandler *tmp = DWRoot; /* Find any callbacks for this function */ while(tmp) { if(tmp->message == messageid && window == tmp->window) { return tmp; } tmp = tmp->next; } return NULL; } typedef struct { ULONG message; char name[30]; } DWSignalList; /* List of signals */ #define SIGNALMAX 19 static DWSignalList DWSignalTranslate[SIGNALMAX] = { { _DW_EVENT_CONFIGURE, DW_SIGNAL_CONFIGURE }, { _DW_EVENT_KEY_PRESS, DW_SIGNAL_KEY_PRESS }, { _DW_EVENT_BUTTON_PRESS, DW_SIGNAL_BUTTON_PRESS }, { _DW_EVENT_BUTTON_RELEASE, DW_SIGNAL_BUTTON_RELEASE }, { _DW_EVENT_MOTION_NOTIFY, DW_SIGNAL_MOTION_NOTIFY }, { _DW_EVENT_DELETE, DW_SIGNAL_DELETE }, { _DW_EVENT_EXPOSE, DW_SIGNAL_EXPOSE }, { _DW_EVENT_CLICKED, DW_SIGNAL_CLICKED }, { _DW_EVENT_ITEM_ENTER, DW_SIGNAL_ITEM_ENTER }, { _DW_EVENT_ITEM_CONTEXT, DW_SIGNAL_ITEM_CONTEXT }, { _DW_EVENT_LIST_SELECT, DW_SIGNAL_LIST_SELECT }, { _DW_EVENT_ITEM_SELECT, DW_SIGNAL_ITEM_SELECT }, { _DW_EVENT_SET_FOCUS, DW_SIGNAL_SET_FOCUS }, { _DW_EVENT_VALUE_CHANGED, DW_SIGNAL_VALUE_CHANGED }, { _DW_EVENT_SWITCH_PAGE, DW_SIGNAL_SWITCH_PAGE }, { _DW_EVENT_TREE_EXPAND, DW_SIGNAL_TREE_EXPAND }, { _DW_EVENT_COLUMN_CLICK, DW_SIGNAL_COLUMN_CLICK }, { _DW_EVENT_HTML_RESULT, DW_SIGNAL_HTML_RESULT }, { _DW_EVENT_HTML_CHANGED, DW_SIGNAL_HTML_CHANGED } }; int _dw_event_handler1(id object, id event, int message) { DWSignalHandler *handler = _dw_get_handler(object, message); /* NSLog(@"Event handler - type %d\n", message); */ if(handler) { switch(message) { /* Timer event */ case _DW_EVENT_TIMER: { int (* API timerfunc)(void *) = (int (* API)(void *))handler->signalfunction; if(!timerfunc(handler->data)) dw_timer_disconnect(handler->window); return 0; } /* Configure/Resize event */ case _DW_EVENT_CONFIGURE: { int (*sizefunc)(HWND, int, int, void *) = handler->signalfunction; CGSize size; if([object isKindOfClass:[UIWindow class]]) { UIWindow *window = object; size = [window frame].size; } else { UIView *view = object; size = [view frame].size; } if(size.width > 0 && size.height > 0) { return sizefunc(object, size.width, size.height, handler->data); } return 0; } case _DW_EVENT_KEY_PRESS: { int (*keypressfunc)(HWND, char, int, int, void *, char *) = handler->signalfunction; int special = 0; NSString *nchar = @""; if (@available(iOS 13.4, *)) { UIKey *key = event; nchar = [key charactersIgnoringModifiers]; special = (int)[key modifierFlags]; } else { // Probably won't even get here if not 13.4 } unichar vk = [nchar characterAtIndex:0]; char *utf8 = NULL, ch = '\0'; /* Handle a valid key */ if([nchar length] == 1) { char *tmp = (char *)[nchar UTF8String]; if(tmp && strlen(tmp) == 1) { ch = tmp[0]; } utf8 = tmp; } return keypressfunc(handler->window, ch, (int)vk, special, handler->data, utf8); } /* Button press and release event */ case _DW_EVENT_BUTTON_PRESS: case _DW_EVENT_BUTTON_RELEASE: { int (* API buttonfunc)(HWND, int, int, int, void *) = (int (* API)(HWND, int, int, int, void *))handler->signalfunction; /* Event will be nil when handling the context menu events... * So button should default to 2 if event is nil */ int button = event ? 1 : 2; CGPoint p = _dw_event_point; if(event && [event isKindOfClass:[UIEvent class]]) { NSSet *touches = [event allTouches]; for(id touch in touches) { if((message == 3 && [touch phase] == UITouchPhaseBegan) || (message == 4 && [touch phase] == UITouchPhaseEnded)) { p = [touch locationInView:[touch view]]; if(@available(ios 13.4, *)) { if([event buttonMask] & UIEventButtonMaskSecondary) button = 2; } } } } return buttonfunc(object, (int)p.x, (int)p.y, button, handler->data); } /* Motion notify event */ case _DW_EVENT_MOTION_NOTIFY: { int (* API motionfunc)(HWND, int, int, int, void *) = (int (* API)(HWND, int, int, int, void *))handler->signalfunction; int button = 1; if(event && [event isKindOfClass:[UIEvent class]]) { NSSet *touches = [event allTouches]; for(id touch in touches) { if([touch phase] == UITouchPhaseMoved) { CGPoint p = [touch locationInView:[touch view]]; return motionfunc(object, (int)p.x, (int)p.y, button, handler->data); } } } return -1; } /* Window close event */ case _DW_EVENT_DELETE: { int (* API closefunc)(HWND, void *) = (int (* API)(HWND, void *))handler->signalfunction; return closefunc(object, handler->data); } /* Window expose/draw event */ case _DW_EVENT_EXPOSE: { DWExpose exp; int (* API exposefunc)(HWND, DWExpose *, void *) = (int (* API)(HWND, DWExpose *, void *))handler->signalfunction; CGRect rect = [object frame]; exp.x = rect.origin.x; exp.y = rect.origin.y; exp.width = rect.size.width; exp.height = rect.size.height; int result = exposefunc(object, &exp, handler->data); return result; } /* Clicked event for buttons and menu items */ case _DW_EVENT_CLICKED: { int (* API clickfunc)(HWND, void *) = (int (* API)(HWND, void *))handler->signalfunction; return clickfunc(object, handler->data); } /* Container class selection event */ case _DW_EVENT_ITEM_ENTER: { int (*containerselectfunc)(HWND, char *, void *, void *) = handler->signalfunction; return containerselectfunc(handler->window, [event pointerAtIndex:0], handler->data, [event pointerAtIndex:1]); } /* Container context menu event */ case _DW_EVENT_ITEM_CONTEXT: { int (* API containercontextfunc)(HWND, char *, int, int, void *, void *) = (int (* API)(HWND, char *, int, int, void *, void *))handler->signalfunction; char *text = (char *)[event pointerAtIndex:0]; void *user = [event pointerAtIndex:1]; int x = DW_POINTER_TO_INT([event pointerAtIndex:2]); int y = DW_POINTER_TO_INT([event pointerAtIndex:3]); return containercontextfunc(handler->window, text, x, y, handler->data, user); } /* Generic selection changed event for several classes */ case _DW_EVENT_LIST_SELECT: case _DW_EVENT_VALUE_CHANGED: { int (* API valuechangedfunc)(HWND, int, void *) = (int (* API)(HWND, int, void *))handler->signalfunction; int selected = DW_POINTER_TO_INT(event); return valuechangedfunc(handler->window, selected, handler->data);; } /* Tree class selection event */ case _DW_EVENT_ITEM_SELECT: { int (* API treeselectfunc)(HWND, HTREEITEM, char *, void *, void *) = (int (* API)(HWND, HTREEITEM, char *, void *, void *))handler->signalfunction; char *text = NULL; void *user = NULL; id item = nil; if([object isKindOfClass:[UITableView class]] && event) { if([event isKindOfClass:[NSPointerArray class]]) { /* The NSPointerArray count will be 2 for Containers */ text = [event pointerAtIndex:0]; user = [event pointerAtIndex:1]; /* The NSPointerArray count will be 3 for Trees */ if([event count] > 2) item = [event pointerAtIndex:2]; } } return treeselectfunc(handler->window, item, text, handler->data, user); } /* Set Focus event */ case _DW_EVENT_SET_FOCUS: { int (* API setfocusfunc)(HWND, void *) = (int (* API)(HWND, void *))handler->signalfunction; return setfocusfunc(handler->window, handler->data); } /* Notebook page change event */ case _DW_EVENT_SWITCH_PAGE: { int (* API switchpagefunc)(HWND, unsigned long, void *) = (int (* API)(HWND, unsigned long, void *))handler->signalfunction; int pageid = DW_POINTER_TO_INT(event); return switchpagefunc(handler->window, pageid, handler->data); } /* Tree expand event */ case _DW_EVENT_TREE_EXPAND: { int (* API treeexpandfunc)(HWND, HTREEITEM, void *) = (int (* API)(HWND, HTREEITEM, void *))handler->signalfunction; return treeexpandfunc(handler->window, (HTREEITEM)event, handler->data); } /* Column click event */ case _DW_EVENT_COLUMN_CLICK: { int (* API clickcolumnfunc)(HWND, int, void *) = handler->signalfunction; int column_num = DW_POINTER_TO_INT(event); return clickcolumnfunc(handler->window, column_num, handler->data); } /* HTML result event */ case _DW_EVENT_HTML_RESULT: { int (* API htmlresultfunc)(HWND, int, char *, void *, void *) = handler->signalfunction; void **params = (void **)event; NSString *result = params[0]; return htmlresultfunc(handler->window, [result length] ? DW_ERROR_NONE : DW_ERROR_UNKNOWN, [result length] ? (char *)[result UTF8String] : NULL, params[1], handler->data); } /* HTML changed event */ case _DW_EVENT_HTML_CHANGED: { int (* API htmlchangedfunc)(HWND, int, char *, void *) = handler->signalfunction; void **params = (void **)event; NSString *uri = params[1]; return htmlchangedfunc(handler->window, DW_POINTER_TO_INT(params[0]), (char *)[uri UTF8String], handler->data); } } } return -1; } /* Sub function to handle redraws */ int _dw_event_handler(id object, id event, int message) { int ret = _dw_event_handler1(object, event, message); if(ret != -1) _dw_redraw(nil, FALSE); return ret; } /* Subclass for the Timer type */ @interface DWTimerHandler : NSObject { } -(void)runTimer:(id)sender; @end @implementation DWTimerHandler -(void)runTimer:(id)sender { _dw_event_handler(sender, nil, _DW_EVENT_TIMER); } @end @interface DWAppDel : UIResponder <UIApplicationDelegate> { } -(void)applicationWillTerminate:(UIApplication *)application; -(BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary<UIApplicationLaunchOptionsKey, id> *)launchOptions; @end @implementation DWAppDel -(void)applicationWillTerminate:(UIApplication *)application { /* On iOS we can't prevent temrination, but send the notificatoin anyway */ _dw_event_handler(application, nil, _DW_EVENT_DELETE); } -(BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary<UIApplicationLaunchOptionsKey, id> *)launchOptions { return true; } @end static UIApplication *DWApp = nil; static UIFont *DWDefaultFont; static DWTimerHandler *DWHandler; static NSMutableArray *_DWDirtyDrawables; static DWTID DWThread = (DWTID)-1; static HEV DWMainEvent; /* Used for doing bitblts from the main thread */ typedef struct _dw_bitbltinfo { id src; id dest; int xdest; int ydest; int width; int height; int xsrc; int ysrc; int srcwidth; int srcheight; } DWBitBlt; /* Subclass for a test object type */ @interface DWObject : NSObject { /* A normally hidden window, at the top of the view hierarchy. * Since iOS messageboxes and such require a view controller, * we show this hidden window when necessary and use it during * the creation of alerts and dialog boxes that don't have one. */ UIWindow *hiddenWindow; } -(void)uselessThread:(id)sender; -(void)menuHandler:(id)param; -(void)doBitBlt:(id)param; -(void)doFlush:(id)param; -(UIWindow *)hiddenWindow; @end API_AVAILABLE(ios(13.0)) @interface DWMenu : NSObject { UIMenu *menu; NSMutableArray *children; NSString *title; unsigned long tag; UIWindow *window; } -(id)initWithTag:(unsigned long)newtag; -(void)setTitle:(NSString *)input; -(UIMenu *)menu; -(unsigned long)tag; -(id)childWithTag:(unsigned long)tag; -(void)addItem:(id)item; -(void)removeItem:(id)item; -(void)dealloc; @end API_AVAILABLE(ios(13.0)) @interface DWMenuItem : UIAction { BOOL check, enabled; unsigned long tag; DWMenu *submenu, *menu; void *userdata; } -(void)setCheck:(BOOL)input; -(void)setEnabled:(BOOL)input; -(void)setTag:(unsigned long)input; -(void)setSubmenu:(DWMenu *)input; -(void)setMenu:(DWMenu *)input; -(DWMenu *)submenu; -(DWMenu *)menu; -(BOOL)check; -(BOOL)enabled; -(unsigned long)tag; -(void *)userdata; -(void)setUserdata:(void *)input; -(void)dealloc; @end /* So basically to implement our event handlers... * it looks like we are going to have to subclass * basically everything. Was hoping to add methods * to the superclasses but it looks like you can * only add methods and no variables, which isn't * going to work. -Brian */ /* Subclass for a box type */ @interface DWBox : UIView { Box *box; void *userdata; } -(id)init; -(void)dealloc; -(Box *)box; -(void *)userdata; -(void)setUserdata:(void *)input; -(void)keyDown:(UIKey *)key API_AVAILABLE(ios(13.4)); @end @implementation DWBox -(id)init { self = [super init]; if (self) { box = calloc(1, sizeof(Box)); box->type = DW_VERT; box->vsize = box->hsize = _DW_SIZE_EXPAND; box->width = box->height = 1; } return self; } -(void)dealloc { UserData *root = userdata; if(box->items) free(box->items); free(box); _dw_remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); for(id object in [self subviews]) { NSUInteger rc = [object retainCount]; [object removeFromSuperview]; /* TODO: Fix the cause of this... * DWButtons have a lower retain count than the other widgets... * so this release causes a crash. Figure out why it is lower... * and make the others that way too. */ if(rc > 2) [object release]; } [super dealloc]; } -(Box *)box { return box; } -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(void)keyDown:(UIKey *)key API_AVAILABLE(ios(13.4)){ _dw_event_handler(self, key, _DW_EVENT_KEY_PRESS); } @end @interface DWWindow : UIWindow { DWMenu *windowmenu, *popupmenu; int shown; void *userdata; } -(void)sendEvent:(UIEvent *)theEvent; -(void)keyDown:(UIKey *)key API_AVAILABLE(ios(13.4)); -(int)shown; -(void)setShown:(int)val; -(void)layoutSubviews; -(void)setMenu:(DWMenu *)input; -(void)setPopupMenu:(DWMenu *)input; -(DWMenu *)menu; -(DWMenu *)popupMenu; -(void)updateMenu; -(void *)userdata; -(void)setUserdata:(void *)input; @end @implementation DWWindow -(void)sendEvent:(UIEvent *)theEvent { int rcode = -1; if([theEvent type] == UIEventTypePresses) { rcode = _dw_event_handler(self, theEvent, _DW_EVENT_KEY_PRESS); } if ( rcode != TRUE ) [super sendEvent:theEvent]; } -(void)keyDown:(UIKey *)key { } -(int)shown { return shown; } -(void)setShown:(int)val { shown = val; } -(void)layoutSubviews { } -(void)setMenu:(DWMenu *)input { [windowmenu release]; windowmenu = input; [windowmenu retain]; } -(void)setPopupMenu:(DWMenu *)input { [popupmenu release]; popupmenu = input; [popupmenu retain]; } -(void)updateMenu { if(windowmenu) { NSArray *array = [[[self rootViewController] view] subviews]; UINavigationBar *nav = nil; for(id obj in array) { if([obj isMemberOfClass:[UINavigationBar class]]) nav = obj; } if(nav) { UINavigationItem *item = [[nav items] firstObject]; if (@available(iOS 14.0, *)) { if(item && item.rightBarButtonItem && item.rightBarButtonItem.menu) [item.rightBarButtonItem setMenu:[windowmenu menu]]; } } } } -(DWMenu *)menu { return windowmenu; } -(DWMenu *)popupMenu { return popupmenu; } -(void)closeWindow:(id)sender { if(_dw_event_handler(self, nil, _DW_EVENT_DELETE) < 1) dw_window_destroy(self); } -(void)dealloc { UserData *root = userdata; _dw_remove_userdata(&root, NULL, TRUE); if(windowmenu) [windowmenu release]; if(popupmenu) [popupmenu release]; dw_signal_disconnect_by_window(self); [super dealloc]; } -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } @end @interface DWImage : NSObject { UIImage *image; CGContextRef cgcontext; } -(id)initWithSize:(CGSize)size; -(id)initWithCGImage:(CGImageRef)cgimage; -(id)initWithUIImage:(UIImage *)newimage; -(void)setImage:(UIImage *)input; -(UIImage *)image; -(CGContextRef)cgcontext; -(void)dealloc; @end /* Subclass for a render area type */ @interface DWRender : UIView <UIContextMenuInteractionDelegate> { void *userdata; UIFont *font; CGSize size; DWImage *cachedImage; } -(void *)userdata; -(void)setUserdata:(void *)input; -(void)setFont:(UIFont *)input; -(UIFont *)font; -(void)setSize:(CGSize)input; -(CGSize)size; -(DWImage *)cachedImage; -(void)keyDown:(UIKey *)key API_AVAILABLE(ios(13.4)); -(UIContextMenuConfiguration *)contextMenuInteraction:(UIContextMenuInteraction *)interaction configurationForMenuAtLocation:(CGPoint)location; @end @implementation DWRender -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(void)setFont:(UIFont *)input { [font release]; font = input; [font retain]; } -(UIFont *)font { return font; } -(void)setSize:(CGSize)input { size = input; if(cachedImage) { DWImage *oldimage = cachedImage; UIImage *newimage; UIGraphicsBeginImageContext(self.frame.size); [[self layer] renderInContext:UIGraphicsGetCurrentContext()]; newimage = UIGraphicsGetImageFromCurrentImageContext(); UIGraphicsEndImageContext(); cachedImage = [[DWImage alloc] initWithUIImage:newimage]; [cachedImage retain]; [oldimage release]; } } -(CGSize)size { return size; } -(DWImage *)cachedImage { if(!cachedImage) { UIImage *newimage; UIGraphicsBeginImageContext(self.frame.size); [[self layer] renderInContext:UIGraphicsGetCurrentContext()]; newimage = UIGraphicsGetImageFromCurrentImageContext(); UIGraphicsEndImageContext(); cachedImage = [[DWImage alloc] initWithUIImage:newimage]; [cachedImage retain]; } /* Mark this render dirty if something is requesting it to draw */ if(![_DWDirtyDrawables containsObject:self]) [_DWDirtyDrawables addObject:self]; return cachedImage; } -(void)drawRect:(CGRect)rect { _dw_event_handler(self, nil, _DW_EVENT_EXPOSE); if(cachedImage) { [[cachedImage image] drawInRect:self.bounds]; [_DWDirtyDrawables removeObject:self]; [self setNeedsDisplay]; } } -(void)keyDown:(UIKey *)key API_AVAILABLE(ios(13.4)){ _dw_event_handler(self, key, _DW_EVENT_KEY_PRESS); } -(void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event { _dw_event_handler(self, event, _DW_EVENT_BUTTON_PRESS); [super touchesBegan:touches withEvent:event]; } -(void)touchesEnded:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event { _dw_event_handler(self, event, _DW_EVENT_BUTTON_RELEASE); [super touchesEnded:touches withEvent:event]; } -(void)touchesMoved:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event { _dw_event_handler(self, event, _DW_EVENT_MOTION_NOTIFY); [super touchesMoved:touches withEvent:event]; } -(UIContextMenuConfiguration *)contextMenuInteraction:(UIContextMenuInteraction *)interaction configurationForMenuAtLocation:(CGPoint)location { DWWindow *window = (DWWindow *)[self window]; UIContextMenuConfiguration *config = nil; _dw_event_point = location; _dw_event_handler(self, nil, _DW_EVENT_BUTTON_PRESS); if(window && [window popupMenu]) { __block UIMenu *popupmenu = [[[window popupMenu] menu] retain]; config = [UIContextMenuConfiguration configurationWithIdentifier:nil previewProvider:nil actionProvider:^(NSArray* suggestedAction){return popupmenu;}]; [window setPopupMenu:nil]; } return config; } -(void)dealloc { UserData *root = userdata; _dw_remove_userdata(&root, NULL, TRUE); [font release]; dw_signal_disconnect_by_window(self); [cachedImage release]; [_DWDirtyDrawables removeObject:self]; [super dealloc]; } -(BOOL)acceptsFirstResponder { return YES; } @end /* Subclass page renderer to implement page by page rendering */ @interface DWPrintPageRenderer : UIPrintPageRenderer { int (*drawfunc)(HPRINT, HPIXMAP, int, void *); void *drawdata; unsigned long flags; unsigned int pages; HPRINT *print; } -(void)setDrawFunc:(void *)input; -(void)setDrawData:(void *)input; -(void *)drawData; -(void)setFlags:(unsigned long)input; -(unsigned long)flags; -(void)setPages:(unsigned int)input; -(void)setPrint:(HPRINT)input; @end @implementation DWPrintPageRenderer -(void)setDrawFunc:(void *)input { drawfunc = input; } -(void)setDrawData:(void *)input { drawdata = input; } -(void *)drawData { return drawdata; } -(void)setFlags:(unsigned long)input { flags = input; } -(unsigned long)flags { return flags; } -(void)setPages:(unsigned int)input { pages = input; } -(void)setPrint:(HPRINT)input { print = input; } -(void)drawContentForPageAtIndex:(NSInteger)pageIndex inRect:(CGRect)contentRect { HPIXMAP pm = dw_pixmap_new(nil, contentRect.size.width, contentRect.size.height, 32); DWImage *image = pm->image; CGBlendMode op = kCGBlendModeNormal; drawfunc(print, pm, (int)pageIndex, drawdata); [[image image] drawInRect:contentRect blendMode:op alpha:1.0]; dw_pixmap_destroy(pm); } -(NSInteger)numberOfPages { return (NSInteger)pages; } @end @interface DWFontPickerDelegate : UIResponder <UIFontPickerViewControllerDelegate> { DWDialog *dialog; } -(void)fontPickerViewControllerDidPickFont:(UIFontPickerViewController *)viewController; -(void)fontPickerViewControllerDidCancel:(UIFontPickerViewController *)viewController; -(void)setDialog:(DWDialog *)newdialog; @end @implementation DWFontPickerDelegate -(void)fontPickerViewControllerDidPickFont:(UIFontPickerViewController *)viewController { if(viewController.selectedFontDescriptor) { UIFont *font = [UIFont fontWithDescriptor:viewController.selectedFontDescriptor size:9]; dw_dialog_dismiss(dialog, font); } else dw_dialog_dismiss(dialog, NULL); } -(void)fontPickerViewControllerDidCancel:(UIFontPickerViewController *)viewController { dw_dialog_dismiss(dialog, NULL); } -(void)setDialog:(DWDialog *)newdialog { dialog = newdialog; } @end @interface DWColorPickerDelegate : UIResponder <UIColorPickerViewControllerDelegate> { DWDialog *dialog; } -(void)colorPickerViewControllerDidSelectColor:(UIColorPickerViewController *)viewController API_AVAILABLE(ios(14.0)); -(void)colorPickerViewControllerDidFinish:(UIColorPickerViewController *)viewController API_AVAILABLE(ios(14.0)); -(void)setDialog:(DWDialog *)newdialog; @end @implementation DWColorPickerDelegate -(void)colorPickerViewControllerDidSelectColor:(UIColorPickerViewController *)viewController API_AVAILABLE(ios(14.0)) { if([viewController selectedColor]) { CGFloat red, green, blue; [[viewController selectedColor] getRed:&red green:&green blue:&blue alpha:NULL]; dw_dialog_dismiss(dialog, DW_UINT_TO_POINTER(DW_RGB((int)(red * 255), (int)(green *255), (int)(blue *255)))); } else dw_dialog_dismiss(dialog, NULL); [viewController dismissViewControllerAnimated:YES completion:nil]; } -(void)colorPickerViewControllerDidFinish:(UIColorPickerViewController *)viewController API_AVAILABLE(ios(14.0)) { dw_dialog_dismiss(dialog, NULL); [viewController dismissViewControllerAnimated:YES completion:nil]; } -(void)setDialog:(DWDialog *)newdialog { dialog = newdialog; } @end @interface DWDocumentPickerDelegate : UIResponder <UIDocumentPickerDelegate> { DWDialog *dialog; } -(void)documentPicker:(UIDocumentPickerViewController *)controller didPickDocumentsAtURLs:(NSArray<NSURL *> *)urls; -(void)documentPickerWasCancelled:(UIDocumentPickerViewController *)controller; -(void)setDialog:(DWDialog *)newdialog; @end #define _DW_URL_LIMIT 10 static NSMutableArray *_dw_URLs = nil; @implementation DWDocumentPickerDelegate -(void)documentPicker:(UIDocumentPickerViewController *)controller didPickDocumentsAtURLs:(NSArray<NSURL *> *)urls { NSURL *url = [urls firstObject]; char *file = NULL; if(url) { const char *tmp = [url fileSystemRepresentation]; if(tmp && [url startAccessingSecurityScopedResource]) { /* We need to allow access to the returned URLs on iOS 13 * but we have no way of knowing when it is no longer needed... * since the C API we are connected to does not have that information. * So maintain a list of URLs, and when the list exceeds the limit... * revoke access to the oldest URL. */ if(!_dw_URLs) _dw_URLs = [[[NSMutableArray alloc] init] retain]; if(_dw_URLs) { if([_dw_URLs count] >= _DW_URL_LIMIT) { NSURL *oldurl = [_dw_URLs firstObject]; [oldurl stopAccessingSecurityScopedResource]; [_dw_URLs removeObject:oldurl]; } [_dw_URLs addObject:url]; } file = strdup(tmp); } } dw_dialog_dismiss(dialog, file); } -(void)documentPickerWasCancelled:(UIDocumentPickerViewController *)controller { dw_dialog_dismiss(dialog, NULL); } -(void)setDialog:(DWDialog *)newdialog { dialog = newdialog; } @end @implementation DWObject -(id)init { self = [super init]; /* This previously had the code in delayedIinit: */ return self; } -(void)delayedInit:(id)param { /* When DWObject is initialized, UIApplicationMain() has not yet been called... * So the created objects can't interact with the user interface... therefore * we wait until UIApplicationMain() has been called and run this then. */ hiddenWindow = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]]; [hiddenWindow setWindowLevel:UIWindowLevelAlert+1]; [hiddenWindow setHidden:YES]; [hiddenWindow setRootViewController:[UIViewController new]]; /* Handle setting the dark mode state now that DWObj is valid */ if(_dw_dark_mode_state != DW_FEATURE_UNSUPPORTED) dw_feature_set(DW_FEATURE_DARK_MODE, _dw_dark_mode_state); } -(UIWindow *)hiddenWindow { return hiddenWindow; }; -(void)uselessThread:(id)sender { /* Thread only to initialize threading */ } -(void)menuHandler:(id)param { _dw_event_handler(param, nil, _DW_EVENT_CLICKED); } -(void)callBack:(NSPointerArray *)params { void (*mycallback)(NSPointerArray *) = [params pointerAtIndex:0]; if(mycallback) mycallback(params); } -(void)colorPicker:(NSMutableArray *)params { if (@available(iOS 14.0, *)) { DWDialog *dialog = dw_dialog_new(NULL); UIColorPickerViewController *picker = [[UIColorPickerViewController alloc] init]; DWColorPickerDelegate *delegate = [[DWColorPickerDelegate alloc] init]; unsigned long color = [[params firstObject] unsignedLongValue]; /* Setup our picker */ [picker setSupportsAlpha:NO]; /* Unhide our hidden window and make it key */ [hiddenWindow setHidden:NO]; [hiddenWindow makeKeyAndVisible]; [delegate setDialog:dialog]; [picker setDelegate:delegate]; [picker setSelectedColor:[UIColor colorWithRed: DW_RED_VALUE(color)/255.0 green: DW_GREEN_VALUE(color)/255.0 blue: DW_BLUE_VALUE(color)/255.0 alpha: 1]]; /* Wait for them to pick a color */ [[hiddenWindow rootViewController] presentViewController:picker animated:YES completion:nil]; [params addObject:[NSNumber numberWithUnsignedLong:DW_POINTER_TO_UINT(dw_dialog_wait(dialog))]]; /* Once the dialog is gone we can rehide our window */ [hiddenWindow resignKeyWindow]; [hiddenWindow setHidden:YES]; [picker release]; [delegate release]; } else { // Fallback on earlier versions }; } -(void)fontPicker:(NSPointerArray *)params { DWDialog *dialog = dw_dialog_new(NULL); UIFontPickerViewController *picker = [[UIFontPickerViewController alloc] init]; DWFontPickerDelegate *delegate = [[DWFontPickerDelegate alloc] init]; UIFont *font; /* Unhide our hidden window and make it key */ [hiddenWindow setHidden:NO]; [hiddenWindow makeKeyAndVisible]; [delegate setDialog:dialog]; [picker setDelegate:delegate]; /* Wait for them to pick a font */ [[hiddenWindow rootViewController] presentViewController:picker animated:YES completion:nil]; font = dw_dialog_wait(dialog); /* Once the dialog is gone we can rehide our window */ [hiddenWindow resignKeyWindow]; [hiddenWindow setHidden:YES]; if(font) { NSString *fontname = [font fontName]; NSString *output = [NSString stringWithFormat:@"%d.%s", (int)[font pointSize], [fontname UTF8String]]; [params addPointer:strdup([output UTF8String])]; } else [params addPointer:NULL]; [picker release]; [delegate release]; } -(void)filePicker:(NSPointerArray *)params { DWDialog *dialog = dw_dialog_new(NULL); UIDocumentPickerViewController *picker; DWDocumentPickerDelegate *delegate = [[DWDocumentPickerDelegate alloc] init]; char *defpath = [params pointerAtIndex:0]; char *ext = [params pointerAtIndex:1]; int flags = DW_POINTER_TO_INT([params pointerAtIndex:2]); char *file = NULL; NSArray *UTIs; if (@available(iOS 14, *)) { UTType *extuti = ext ? [UTType typeWithFilenameExtension:[NSString stringWithUTF8String:ext]] : nil; /* Try to generate a UTI for our passed extension */ if(flags & DW_DIRECTORY_OPEN) UTIs = @[UTTypeFolder]; else { if(extuti) UTIs = [NSArray arrayWithObjects:extuti, UTTypeText, nil]; else UTIs = @[UTTypeText]; } picker = [[UIDocumentPickerViewController alloc] initForOpeningContentTypes:UTIs asCopy:(flags & DW_FILE_SAVE ? YES: NO)]; } else { UIDocumentPickerMode mode = UIDocumentPickerModeOpen; /* Try to generate a UTI for our passed extension */ if(flags & DW_DIRECTORY_OPEN) UTIs = @[@"public.directory"]; else { if(ext) UTIs = [NSArray arrayWithObjects:[NSString stringWithFormat:@"public.%s", ext], @"public.text", nil]; else UTIs = @[@"public.text"]; } /* Setup the picker */ if(flags & DW_FILE_SAVE) mode = UIDocumentPickerModeExportToService; picker = [[UIDocumentPickerViewController alloc] initWithDocumentTypes:UTIs inMode:mode]; } [picker setAllowsMultipleSelection:NO]; [picker setShouldShowFileExtensions:YES]; if(defpath) [picker setDirectoryURL:[NSURL URLWithString:[NSString stringWithUTF8String:defpath]]]; /* Unhide our hidden window and make it key */ [hiddenWindow setHidden:NO]; [hiddenWindow makeKeyAndVisible]; [delegate setDialog:dialog]; [picker setDelegate:delegate]; /* Wait for them to pick a file */ [[hiddenWindow rootViewController] presentViewController:picker animated:YES completion:nil]; file = dw_dialog_wait(dialog); /* Once the dialog is gone we can rehide our window */ [hiddenWindow resignKeyWindow]; [hiddenWindow setHidden:YES]; [params addPointer:file]; [picker release]; [delegate release]; } -(void)messageBox:(NSMutableArray *)params { __block DWDialog *dialog = dw_dialog_new(NULL); NSInteger iResponse; UIAlertController* alert = [UIAlertController alertControllerWithTitle:[params objectAtIndex:0] message:[params objectAtIndex:1] preferredStyle:[[params objectAtIndex:2] integerValue]]; UIAlertAction* action = [UIAlertAction actionWithTitle:[params objectAtIndex:3] style:UIAlertActionStyleDefault handler:^(UIAlertAction * action) { dw_dialog_dismiss(dialog, DW_INT_TO_POINTER(1)); }]; [alert addAction:action]; if([params count] > 4) { action = [UIAlertAction actionWithTitle:[params objectAtIndex:4] style:UIAlertActionStyleDefault handler:^(UIAlertAction * action) { dw_dialog_dismiss(dialog, DW_INT_TO_POINTER(2)); }]; [alert addAction:action]; } if([params count] > 5) { action = [UIAlertAction actionWithTitle:[params objectAtIndex:5] style:UIAlertActionStyleDefault handler:^(UIAlertAction * action) { dw_dialog_dismiss(dialog, DW_INT_TO_POINTER(3)); }]; [alert addAction:action]; } /* Unhide our hidden window and make it key */ [hiddenWindow setHidden:NO]; [hiddenWindow makeKeyAndVisible]; [[hiddenWindow rootViewController] presentViewController:alert animated:YES completion:nil]; iResponse = DW_POINTER_TO_INT(dw_dialog_wait(dialog)); /* Once the dialog is gone we can rehide our window */ [hiddenWindow resignKeyWindow]; [hiddenWindow setHidden:YES]; [params addObject:[NSNumber numberWithInteger:iResponse]]; } -(void)printDialog:(NSMutableArray *)params { __block DWDialog *dialog = dw_dialog_new(NULL); UIPrintInteractionController *pc = [UIPrintInteractionController sharedPrintController]; UIPrintInfo *pi = [params firstObject]; DWPrintPageRenderer *renderer = [params objectAtIndex:1]; /* Not currently using the passed in flags, but when we need them... NSNumber *flags = [params objectAtIndex:2];*/ int result = DW_ERROR_UNKNOWN; /* Setup our print dialog */ [pc setPrintInfo:pi]; [pc setPrintPageRenderer:renderer]; /* Present the shared printer dialog */ [pc presentAnimated:YES completionHandler:^(UIPrintInteractionController * _Nonnull printInteractionController, BOOL completed, NSError * _Nullable error) { dw_dialog_dismiss(dialog, DW_INT_TO_POINTER((completed ? DW_ERROR_NONE : DW_ERROR_UNKNOWN))); }]; result = DW_POINTER_TO_INT(dw_dialog_wait(dialog)); [params addObject:[NSNumber numberWithInteger:result]]; } -(void)safeCall:(SEL)sel withObject:(id)param { if([self respondsToSelector:sel]) { DWTID curr = pthread_self(); if(DWThread == (DWTID)-1 || DWThread == curr) [self performSelector:sel withObject:param]; else [self performSelectorOnMainThread:sel withObject:param waitUntilDone:YES]; } } -(void)updateMenu:(id)param { for(id obj in _dw_toplevel_windows) [obj updateMenu]; } -(void)doBitBlt:(id)param { NSValue *bi = (NSValue *)param; DWBitBlt *bltinfo = (DWBitBlt *)[bi pointerValue]; id bltdest = bltinfo->dest; id bltsrc = bltinfo->src; CGContextRef context = _dw_draw_context(bltdest, NO); if(context) UIGraphicsPushContext(context); if(bltdest && [bltsrc isMemberOfClass:[DWImage class]]) { DWImage *rep = bltsrc; UIImage *image = [rep image]; CGBlendMode op = kCGBlendModeNormal; if(bltinfo->srcwidth != -1) { [image drawInRect:CGRectMake(bltinfo->xdest, bltinfo->ydest, bltinfo->width, bltinfo->height) /*fromRect:CGRectMake(bltinfo->xsrc, bltinfo->ysrc, bltinfo->srcwidth, bltinfo->srcheight)*/ blendMode:op alpha:1.0]; } else { [image drawAtPoint:CGPointMake(bltinfo->xdest, bltinfo->ydest) /*fromRect:CGRectMake(bltinfo->xsrc, bltinfo->ysrc, bltinfo->width, bltinfo->height)*/ blendMode:op alpha:1.0]; } } if(context) UIGraphicsPopContext(); free(bltinfo); } -(void)doFlush:(id)param { NSEnumerator *enumerator = [_DWDirtyDrawables objectEnumerator]; DWRender *rend; while(rend = [enumerator nextObject]) [rend setNeedsDisplay]; [_DWDirtyDrawables removeAllObjects]; } -(void)doWindowFunc:(id)param { NSValue *v = (NSValue *)param; void **params = (void **)[v pointerValue]; void (* windowfunc)(void *); if(params) { windowfunc = params[0]; if(windowfunc) { windowfunc(params[1]); } } } -(void)getUserInterfaceStyle:(id)param { NSMutableArray *array = param; UIUserInterfaceStyle overridestyle = [hiddenWindow overrideUserInterfaceStyle]; int retval; switch(overridestyle) { case UIUserInterfaceStyleLight: retval = DW_DARK_MODE_DISABLED; break; case UIUserInterfaceStyleDark: retval = DW_DARK_MODE_FORCED; break; default: /* UIUserInterfaceStyleUnspecified */ { UIUserInterfaceStyle style = [[[hiddenWindow rootViewController] traitCollection] userInterfaceStyle]; switch(style) { case UIUserInterfaceStyleLight: retval = DW_DARK_MODE_BASIC; break; case UIUserInterfaceStyleDark: retval = DW_DARK_MODE_FULL; break; default: /* UIUserInterfaceStyleUnspecified */ retval = DW_FEATURE_UNSUPPORTED; break; } } } [array addObject:[NSNumber numberWithInt:retval]]; } -(void)setUserInterfaceStyle:(id)param { NSNumber *number = param; UIUserInterfaceStyle style = [number intValue]; [hiddenWindow setOverrideUserInterfaceStyle:style]; } @end DWObject *DWObj; /* Returns TRUE if iOS 12+ is in Dark Mode */ BOOL _dw_is_dark(void) { if([[[[DWObj hiddenWindow] rootViewController] traitCollection] userInterfaceStyle] == UIUserInterfaceStyleDark) return YES; return NO; } @interface DWWebView : WKWebView <WKNavigationDelegate> { void *userdata; } -(void *)userdata; -(void)setUserdata:(void *)input; -(void)webView:(WKWebView *)webView didCommitNavigation:(WKNavigation *)navigation; -(void)webView:(WKWebView *)webView didFinishNavigation:(WKNavigation *)navigation; -(void)webView:(WKWebView *)webView didStartProvisionalNavigation:(WKNavigation *)navigation; -(void)webView:(WKWebView *)webView didReceiveServerRedirectForProvisionalNavigation:(WKNavigation *)navigation; @end @implementation DWWebView : WKWebView -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(void)webView:(WKWebView *)webView didCommitNavigation:(WKNavigation *)navigation { void *params[2] = { DW_INT_TO_POINTER(DW_HTML_CHANGE_STARTED), [[self URL] absoluteString] }; _dw_event_handler(self, (id)params, _DW_EVENT_HTML_CHANGED); } -(void)webView:(WKWebView *)webView didFinishNavigation:(WKNavigation *)navigation { void *params[2] = { DW_INT_TO_POINTER(DW_HTML_CHANGE_COMPLETE), [[self URL] absoluteString] }; _dw_event_handler(self, (id)params, _DW_EVENT_HTML_CHANGED); } -(void)webView:(WKWebView *)webView didStartProvisionalNavigation:(WKNavigation *)navigation { void *params[2] = { DW_INT_TO_POINTER(DW_HTML_CHANGE_LOADING), [[self URL] absoluteString] }; _dw_event_handler(self, (id)params, _DW_EVENT_HTML_CHANGED); } -(void)webView:(WKWebView *)webView didReceiveServerRedirectForProvisionalNavigation:(WKNavigation *)navigation { void *params[2] = { DW_INT_TO_POINTER(DW_HTML_CHANGE_REDIRECT), [[self URL] absoluteString] }; _dw_event_handler(self, (id)params, _DW_EVENT_HTML_CHANGED); } -(void)dealloc { UserData *root = userdata; _dw_remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* Subclass for a top-level window */ @interface DWView : DWBox /* <UIWindowDelegate> */ { CGSize oldsize; } -(void)windowDidBecomeMain:(id)sender; -(void)menuHandler:(id)sender; -(UIResponder *)nextResponder; @end @implementation DWView -(void)willMoveToSuperview:(UIView *)newSuperview { if(newSuperview) [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(windowDidBecomeMain:) name:UIWindowDidBecomeKeyNotification object:[newSuperview window]]; } -(void)dealloc { [[NSNotificationCenter defaultCenter] removeObserver:self]; dw_signal_disconnect_by_window(self); [super dealloc]; } -(void)windowResized:(CGSize)size; { if(oldsize.width != size.width || oldsize.height != size.height) { _dw_do_resize(box, size.width, size.height); _dw_event_handler([self window], nil, _DW_EVENT_CONFIGURE); oldsize.width = size.width; oldsize.height = size.height; _dw_handle_resize_events(box); } } -(void)showWindow { CGSize size = [self frame].size; if(oldsize.width == size.width && oldsize.height == size.height) { _dw_do_resize(box, size.width, size.height); _dw_handle_resize_events(box); } } -(void)windowDidBecomeMain:(id)sender { _dw_event_handler([self window], nil, _DW_EVENT_SET_FOCUS); } -(void)menuHandler:(id)sender { [DWObj menuHandler:sender]; } -(UIResponder *)nextResponder { return [[self window] rootViewController]; } @end @interface DWViewController : UIViewController -(void)viewWillLayoutSubviews; -(UIResponder *)nextResponder; @end @implementation DWViewController : UIViewController {} -(void)viewWillLayoutSubviews { DWWindow *window = (DWWindow *)[[self view] window]; NSArray *array = [[self view] subviews]; CGRect frame = [window frame]; DWView *view = nil; UINavigationBar *nav = nil; NSInteger sbheight = [[[window windowScene] statusBarManager] statusBarFrame].size.height; for(id obj in array) { if([obj isMemberOfClass:[DWView class]]) view = obj; else if([obj isMemberOfClass:[UINavigationBar class]]) nav = obj; } /* Adjust the frame to account for the status bar and navigation bar if it exists */ if(nav) { CGRect navrect = [nav frame]; navrect.size.width = frame.size.width; navrect.origin.x = 0; navrect.origin.y = sbheight; sbheight += navrect.size.height; [nav setFrame:navrect]; if (@available(iOS 14.0, *)) { DWMenu *windowmenu = [window menu]; UINavigationItem *item = [[nav items] firstObject]; if(windowmenu && !item.rightBarButtonItem) { UIMenu *menu = [windowmenu menu]; UIBarButtonItem *options = [[UIBarButtonItem alloc] initWithImage:[UIImage systemImageNamed:@"list.bullet"] menu:menu]; item.rightBarButtonItem = options; } } else { // Fallback on earlier versions } } frame.size.height -= sbheight; /* Account for the special area on iPhone X and iPad Pro * https://blog.maxrudberg.com/post/165590234593/ui-design-for-iphone-x-bottom-elements */ frame.size.height -= 24; frame.origin.y += sbheight; [view setFrame:frame]; [view windowResized:frame.size]; } -(UIResponder *)nextResponder { return [[self viewIfLoaded] window]; } @end #define _DW_BUTTON_TYPE_NORMAL 0 #define _DW_BUTTON_TYPE_CHECK 1 #define _DW_BUTTON_TYPE_RADIO 2 #define _DW_BUTTON_TYPE_TREE 3 /* Subclass for a button type */ @interface DWButton : UIButton { void *userdata; DWBox *parent; int type, checkstate; } @property(nonatomic, strong) void(^didCheckedChanged)(BOOL checked); -(void *)userdata; -(void)setUserdata:(void *)input; -(void)buttonClicked:(id)sender; -(void)setParent:(DWBox *)input; -(DWBox *)parent; -(int)type; -(void)setType:(int)input; -(int)checkState; -(void)setCheckState:(int)input; @end @implementation DWButton -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(void)buttonClicked:(id)sender { /* Toggle the button */ if(type == _DW_BUTTON_TYPE_CHECK || type == _DW_BUTTON_TYPE_TREE) [self setCheckState:(checkstate ? FALSE : TRUE)]; else if(type == _DW_BUTTON_TYPE_RADIO) [self setCheckState:TRUE]; _dw_event_handler(self, nil, _DW_EVENT_CLICKED); /* If it is a radio button, uncheck all the other radio buttons in the box */ if(type == _DW_BUTTON_TYPE_RADIO) { DWBox *viewbox = [self parent]; Box *thisbox = [viewbox box]; int z; for(z=0;z<thisbox->count;z++) { if(thisbox->items[z].type != _DW_TYPE_BOX) { id object = thisbox->items[z].hwnd; if([object isMemberOfClass:[DWButton class]]) { DWButton *button = object; if(button != self && [button type] == _DW_BUTTON_TYPE_RADIO) { [button setCheckState:FALSE]; } } } } } if(_didCheckedChanged) _didCheckedChanged(checkstate); } -(void)setParent:(DWBox *)input { parent = input; } -(DWBox *)parent { return parent; } -(int)type { return type; } -(void)setType:(int)input { type = input; if(type == _DW_BUTTON_TYPE_NORMAL) [self setContentHorizontalAlignment:UIControlContentHorizontalAlignmentCenter]; else [self setContentHorizontalAlignment:UIControlContentHorizontalAlignmentLeft]; [self updateImage]; } -(void)updateImage { NSString *imagename = nil; switch(type) { case _DW_BUTTON_TYPE_CHECK: { if(checkstate) imagename = @"checkmark.square"; else imagename = @"square"; } break; case _DW_BUTTON_TYPE_RADIO: { if(checkstate) imagename = @"largecircle.fill.circle"; else imagename = @"circle"; } break; case _DW_BUTTON_TYPE_TREE: { if(checkstate) imagename = @"chevron.down"; else imagename = @"chevron.forward"; } break; } if(imagename) { UIImage *image = [UIImage systemImageNamed:imagename]; CGSize size = [image size]; [self setImage:image forState:UIControlStateNormal]; [self setTitleEdgeInsets:UIEdgeInsetsMake(0,size.width,0,0)]; } } -(int)checkState { return checkstate; } -(void)setCheckState:(int)input { checkstate = input; [self updateImage]; } -(void)dealloc { UserData *root = userdata; _dw_remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* Subclass for a progress type */ @interface DWPercent : UIProgressView { void *userdata; } -(void *)userdata; -(void)setUserdata:(void *)input; @end @implementation DWPercent -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(void)dealloc { UserData *root = userdata; _dw_remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* Subclass for a menu item type */ @implementation DWMenuItem -(void)setCheck:(BOOL)input { check = input; } -(void)setEnabled:(BOOL)input { enabled = input; [self setAttributes:(enabled ? 0 : UIMenuElementAttributesDisabled)]; } -(void)setSubmenu:(DWMenu *)input { submenu = input; } -(void)setMenu:(DWMenu *)input { menu = input; } -(void)setTag:(unsigned long)input { tag = input; } -(BOOL)check { return check; } -(BOOL)enabled { return enabled; } -(DWMenu *)submenu { return submenu; } -(DWMenu *)menu { return menu; } -(unsigned long)tag { return tag; } -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(void)dealloc { UserData *root = userdata; _dw_remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* * Encapsulate immutable objects in our own containers, * so we can recreate the immutable subobjects as needed. * Currently in this category: DWMenu and DWImage */ @implementation DWMenu -(id)initWithTag:(unsigned long)newtag { self = [super init]; if(self) { children = [[NSMutableArray alloc] init]; tag = newtag; } return self; } -(void)setTitle:(NSString *)input { title = input; [title retain]; } -(UIMenu *)menu { /* Create or recreate the UIMenu recursively */ UIMenu *oldmenu = menu; NSMutableArray *menuchildren = [[NSMutableArray alloc] init]; NSMutableArray *section = menuchildren; for(id child in children) { if([child isMemberOfClass:[DWMenuItem class]]) { DWMenuItem *menuitem = child; DWMenu *submenu = [menuitem submenu]; if(submenu) [section addObject:[submenu menu]]; else [section addObject:child]; } /* NSNull entry tells us to make a new section... * we do this by making a new UIMenu inline. */ else if([child isMemberOfClass:[NSNull class]]) { if(section != menuchildren) { UIMenu *sectionmenu = [UIMenu menuWithTitle:@"" image:nil identifier:nil options:UIMenuOptionsDisplayInline children:section]; [menuchildren addObject:sectionmenu]; } section = [[NSMutableArray alloc] init]; } } if(section != menuchildren) { UIMenu *sectionmenu = [UIMenu menuWithTitle:@"" image:nil identifier:nil options:UIMenuOptionsDisplayInline children:section]; [menuchildren addObject:sectionmenu]; } if(title) { menu = [UIMenu menuWithTitle:title image:[UIImage systemImageNamed:@"ellipsis"] identifier:nil options:0 children:menuchildren]; } else { if(@available(iOS 14.0, *)) menu = [UIMenu menuWithChildren:menuchildren]; else menu = [UIMenu menuWithTitle:@"" children:menuchildren]; } [menu retain]; [menuchildren release]; if(oldmenu) [oldmenu release]; return menu; } -(void)addItem:(id)item { [children addObject:item]; } -(void)removeItem:(id)item { [children removeObject:item]; } -(unsigned long)tag { return tag; } -(id)childWithTag:(unsigned long)tag { if(tag > 0) { for(id child in children) { if([child isMemberOfClass:[DWMenuItem class]] && [child tag] == tag) return child; } } return nil; } -(void)dealloc { if(menu) [menu release]; [super dealloc]; } @end @implementation DWImage -(id)initWithSize:(CGSize)size { self = [super init]; if(self) { CGColorSpaceRef rgb = CGColorSpaceCreateDeviceRGB(); CGContextRef cgcontext = CGBitmapContextCreate(NULL, size.width, size.height, 8, 0, rgb, kCGImageAlphaPremultipliedFirst); CGAffineTransform flipVertical = CGAffineTransformMake(1, 0, 0, -1, 0, size.height); CGContextConcatCTM(cgcontext, flipVertical); CGImageRef cgimage = CGBitmapContextCreateImage(cgcontext); image = [UIImage imageWithCGImage:cgimage]; CGContextRelease(cgcontext); [image retain]; } return self; } -(id)initWithCGImage:(CGImageRef)cgimage { self = [super init]; if(self) { image = [UIImage imageWithCGImage:cgimage]; [image retain]; } return self; } -(id)initWithUIImage:(UIImage *)newimage { self = [super init]; if(self) { image = newimage; [image retain]; } return self; } -(void)setImage:(UIImage *)input { UIImage *oldimage = image; image = input; [image retain]; [oldimage release]; } -(UIImage *)image { /* If our CGContext has been modified... */ if(cgcontext) { UIImage *oldimage = image; CGImageRef cgimage; /* Create a new UIImage from the CGContext via CGImage */ cgimage = CGBitmapContextCreateImage(cgcontext); image = [UIImage imageWithCGImage:cgimage]; CGContextRelease(cgcontext); cgcontext = nil; [image retain]; [oldimage release]; CGImageRelease(cgimage); } return image; } -(CGContextRef)cgcontext { /* If we don't have an active context, create a bitmap * context and copy the image from our UIImage. */ if(!cgcontext) { CGSize size = [image size]; CGColorSpaceRef rgb = CGColorSpaceCreateDeviceRGB(); cgcontext = CGBitmapContextCreate(NULL, size.width, size.height, 8, 0, rgb, kCGImageAlphaPremultipliedFirst); CGAffineTransform flipVertical = CGAffineTransformMake(1, 0, 0, -1, 0, size.height); CGContextConcatCTM(cgcontext, flipVertical); CGContextDrawImage(cgcontext, CGRectMake(0,0,size.width,size.height), [image CGImage]); } return cgcontext; } -(void)dealloc { if(cgcontext) CGContextRelease(cgcontext); if(image) [image release]; [super dealloc]; } @end /* Subclass for a scrollbox type */ @interface DWScrollBox : UIScrollView { void *userdata; id box; } -(void *)userdata; -(void)setUserdata:(void *)input; -(void)setBox:(void *)input; -(id)box; @end @implementation DWScrollBox -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(void)setBox:(void *)input { box = input; } -(id)box { return box; } -(void)dealloc { UserData *root = userdata; _dw_remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [box removeFromSuperview]; [box release]; [super dealloc]; } @end /* Subclass for a entryfield type */ @interface DWEntryField : UITextField <UITextFieldDelegate> { void *userdata; id clickDefault; unsigned long limit; } -(void *)userdata; -(void)setUserdata:(void *)input; -(void)setClickDefault:(id)input; @end @implementation DWEntryField -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(void)setClickDefault:(id)input { clickDefault = input; } -(void)dealloc { UserData *root = userdata; _dw_remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } -(BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string { // Prevent crashing undo bug – see note below. if(range.length + range.location > textField.text.length) return NO; if(limit > 0) { NSUInteger newLength = [textField.text length] + [string length] - range.length; return newLength <= limit; } return YES; } -(void)setMaximumLength:(unsigned long)length { limit = length; } -(unsigned long)maximumLength { return limit; } @end /* Subclass for a text and status text type */ @interface DWText : UILabel { void *userdata; id clickDefault; } -(void *)userdata; -(void)setUserdata:(void *)input; @end @implementation DWText -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(void)dealloc { UserData *root = userdata; _dw_remove_userdata(&root, NULL, TRUE); [super dealloc]; } @end /* Subclass for a Notebook page type */ @interface DWNotebookPage : DWBox { int pageid; } -(int)pageid; -(void)setPageid:(int)input; @end /* Subclass for a Notebook control type */ @interface DWNotebook : UIView { UISegmentedControl *tabs; void *userdata; int pageid; NSMutableArray<DWNotebookPage *> *views; DWNotebookPage *visible; } -(void *)userdata; -(void)setUserdata:(void *)input; -(int)pageid; -(void)setPageid:(int)input; -(void)setVisible:(DWNotebookPage *)input; -(UISegmentedControl *)tabs; -(NSMutableArray<DWNotebookPage *> *)views; -(void)pageChanged:(id)sender; @end @implementation DWNotebook -(id)init { self = [super init]; tabs = [[[UISegmentedControl alloc] init] retain]; views = [[[NSMutableArray alloc] init] retain]; [self addSubview:tabs]; return self; } -(void)setFrame:(CGRect)frame { [super setFrame:frame]; frame.size.height = 40; [tabs setFrame:frame]; } -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(int)pageid { return pageid; } -(void)setPageid:(int)input { pageid = input; } -(void)setVisible:(DWNotebookPage *)input { visible = input; } -(UISegmentedControl *)tabs { return tabs; } -(NSMutableArray<DWNotebookPage *> *)views { return views; }; -(void)pageChanged:(id)sender { NSInteger intpageid = [tabs selectedSegmentIndex]; if(intpageid != -1 && intpageid < [views count]) { DWNotebookPage *page = [views objectAtIndex:intpageid]; /* Hide the previously visible page contents */ if(page != visible) [visible setHidden:YES]; /* If the new page is a valid box, lay it out */ if([page isKindOfClass:[DWBox class]]) { Box *box = [page box]; /* Start with the entire notebook size and then adjust * it to account for the segement control's height. */ NSInteger height = [tabs frame].size.height; CGRect frame = [self frame]; frame.origin.y += height; frame.size.height -= height; [page setFrame:frame]; [page setHidden:NO]; visible = page; _dw_do_resize(box, frame.size.width, frame.size.height); _dw_handle_resize_events(box); } _dw_event_handler(self, DW_INT_TO_POINTER([page pageid]), _DW_EVENT_SWITCH_PAGE); } else visible = nil; } -(void)dealloc { UserData *root = userdata; _dw_remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [tabs removeFromSuperview]; [tabs release]; [views release]; [super dealloc]; } @end @implementation DWNotebookPage -(int)pageid { return pageid; } -(void)setPageid:(int)input { pageid = input; } -(void)dealloc { UserData *root = userdata; _dw_remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* Subclass for a splitbar type */ @interface DWSplitBar : UIView { void *userdata; float percent; NSInteger Tag; id topleft; id bottomright; int splittype; } -(void)setTag:(NSInteger)tag; -(void *)userdata; -(void)setUserdata:(void *)input; -(float)percent; -(void)setPercent:(float)input; -(id)topLeft; -(void)setTopLeft:(id)input; -(id)bottomRight; -(void)setBottomRight:(id)input; -(int)type; -(void)setType:(int)input; -(void)resize; @end @implementation DWSplitBar -(void)setTag:(NSInteger)tag { Tag = tag; } -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(float)percent { return percent; } -(void)setPercent:(float)input { percent = input; if(percent > 100.0) percent = 100.0; else if(percent < 0.0) percent = 0.0; [self resize]; } -(id)topLeft { return topleft; } -(void)setTopLeft:(id)input { topleft = input; [self addSubview:topleft]; [topleft release]; } -(id)bottomRight { return bottomright; } -(void)setBottomRight:(id)input { bottomright = input; [self addSubview:bottomright]; [bottomright release]; } -(int)type { return splittype; } -(void)setType:(int)input { splittype = input; } -(void)resize { CGRect rect = self.frame; CGRect half = rect; half.origin.x = half.origin.y = 0; if(splittype == DW_HORZ) half.size.width = (percent/100.0) * rect.size.width; else half.size.height = (percent/100.0) * rect.size.height; if(topleft) { DWBox *view = topleft; Box *box = [view box]; [topleft setFrame:half]; _dw_do_resize(box, half.size.width, half.size.height); _dw_handle_resize_events(box); } if(splittype == DW_HORZ) { half.origin.x = half.size.width; half.size.width = rect.size.width - half.size.width; } else { half.origin.y = half.size.height; half.size.height = rect.size.height - half.size.height; } if(bottomright) { DWBox *view = bottomright; Box *box = [view box]; [bottomright setFrame:half]; _dw_do_resize(box, half.size.width, half.size.height); _dw_handle_resize_events(box); } } -(void)dealloc { UserData *root = userdata; _dw_remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); if(topleft) { [topleft removeFromSuperview]; [topleft release]; } if(bottomright) { [bottomright removeFromSuperview]; [bottomright release]; } [super dealloc]; } @end /* Subclass for a slider type */ @interface DWSlider : UISlider { void *userdata; BOOL vertical; } -(void)setVertical:(BOOL)vert; -(BOOL)vertical; -(void *)userdata; -(void)setUserdata:(void *)input; -(void)sliderChanged:(id)sender; @end @implementation DWSlider -(void)setVertical:(BOOL)vert { if(vert) { CGAffineTransform trans = CGAffineTransformMakeRotation(M_PI * 0.5); self.transform = trans; } vertical = vert; } -(BOOL)vertical { return vertical; } -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(void)sliderChanged:(id)sender { int intVal = (int)[self value]; _dw_event_handler(self, DW_INT_TO_POINTER(intVal), _DW_EVENT_VALUE_CHANGED); } -(void)dealloc { UserData *root = userdata; _dw_remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* Subclass for a MLE type */ @interface DWMLE : UITextView { void *userdata; } -(void *)userdata; -(void)setUserdata:(void *)input; @end @implementation DWMLE -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(void)dealloc { UserData *root = userdata; _dw_remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* Subclass UITableViewCell so we can support multiple columns... * Enabled via the DW_FEATURE_CONTAINER_MODE feature setting. */ @interface DWTableViewCell : UITableViewCell { NSMutableArray *columndata; UIStackView *stack; UILabel *label; UIImageView *image; } -(void)setColumnData:(NSMutableArray *)input; -(NSMutableArray *)columnData; -(UIImageView *)image; -(UILabel *)label; -(void)columnClicked:(id)sender; @end @implementation DWTableViewCell -(id)init { self = [super init]; image = [[[UIImageView alloc] init] retain]; [image setTranslatesAutoresizingMaskIntoConstraints:NO]; [[self contentView] addSubview:image]; label = [[[UILabel alloc] init] retain]; [label setTranslatesAutoresizingMaskIntoConstraints:NO]; [[self contentView] addSubview:label]; stack = [[[UIStackView alloc] init] retain]; [stack setTranslatesAutoresizingMaskIntoConstraints:NO]; [stack setSpacing:5.0]; [[self contentView] addSubview:stack]; /* Let's use the default margins */ UILayoutGuide *g = [[self contentView] layoutMarginsGuide]; [NSLayoutConstraint activateConstraints:@[ /* Constrain label Top/Leading/Trailing to content margins guide */ [image.topAnchor constraintEqualToAnchor:g.topAnchor constant:0.0], [image.leadingAnchor constraintEqualToAnchor:g.leadingAnchor constant:0.0], [image.trailingAnchor constraintEqualToAnchor:label.leadingAnchor constant:-4.0], [label.topAnchor constraintEqualToAnchor:g.topAnchor constant:0.0], [label.leadingAnchor constraintEqualToAnchor:image.trailingAnchor constant:4.0], /* No Height, because we'll use the label's intrinsic size */ /* Constrain stack view Top to label bottom plus 8-points */ [stack.topAnchor constraintEqualToAnchor:label.bottomAnchor constant:0.0], /* Leading/Trailing/Bottom to content margins guide */ [stack.leadingAnchor constraintEqualToAnchor:g.leadingAnchor constant:0.0], [stack.bottomAnchor constraintEqualToAnchor:g.bottomAnchor constant:0.0], /* No Height, because we'll use the arranged subviews heights */ ]]; return self; } -(UILabel *)label { return label; } -(UIImageView *)image { return image; } -(void)columnClicked:(id)sender { if([sender isMemberOfClass:[UIButton class]]) { id view = [self superview]; while(view && [view isKindOfClass:[UITableView class]] == NO) view = [view superview]; _dw_event_handler(view, DW_INT_TO_POINTER([sender tag]+1), _DW_EVENT_COLUMN_CLICK); } } -(void)setColumnData:(NSMutableArray *)input { if(columndata != input) { NSMutableArray *olddata = columndata; columndata = input; [columndata retain]; [olddata release]; } /* If we have columndata and are not in default mode */ if(columndata && _dw_container_mode > DW_CONTAINER_MODE_DEFAULT) { bool extra = _dw_container_mode == DW_CONTAINER_MODE_EXTRA; id subviews = [stack arrangedSubviews]; int index = 0; /* Extra mode stack is horizontal, multi stack is vertical */ [stack setAxis:(extra ? UILayoutConstraintAxisHorizontal : UILayoutConstraintAxisVertical)]; /* For Multi-line, we don't want fill, we want leading */ if(!extra) [stack setAlignment:UIStackViewAlignmentLeading]; /* Create the stack using columndata, reusing objects when possible */ for(id object in columndata) { if([object isKindOfClass:[NSString class]]) { id label = nil; /* Check if we already have a view, reuse it if possible.. */ if(index < [subviews count]) { id oldview = [subviews objectAtIndex:index]; if([oldview isMemberOfClass:(extra ? [UILabel class] : [UIButton class])]) label = oldview; else [stack removeArrangedSubview:oldview]; } if(!label) { label = extra ? [[UILabel alloc] init] : [UIButton buttonWithType:UIButtonTypeCustom]; [label setTag:index]; [label setTranslatesAutoresizingMaskIntoConstraints:NO]; if(extra) [label setTextAlignment:NSTextAlignmentCenter]; else { [label addTarget:self action:@selector(columnClicked:) forControlEvents:UIControlEventTouchUpInside]; [label setTitleColor:[UIColor darkTextColor] forState:UIControlStateNormal]; } if(index < [subviews count]) [stack insertArrangedSubview:label atIndex:index]; else /* Remove the view if it won't work */ [stack addArrangedSubview:label]; } /* Set the label or button text/title */ if(extra) [label setText:object]; else [label setTitle:object forState:UIControlStateNormal]; index++; } else if([object isMemberOfClass:[UIImage class]]) { id image = nil; /* Check if we already have a view, reuse it if possible.. */ if(index < [subviews count]) { id oldview = [subviews objectAtIndex:index]; if([oldview isMemberOfClass:[UIImageView class]]) image = oldview; else /* Remove the view if it won't work */ [stack removeArrangedSubview:oldview]; } if(!image) { image = [[UIImageView alloc] init]; [image setTag:index]; [image setTranslatesAutoresizingMaskIntoConstraints:NO]; if(index < [subviews count]) [stack insertArrangedSubview:image atIndex:index]; else [stack addArrangedSubview:image]; } /* Set the image view or button image */ [image setImage:object]; index++; } } } } -(NSMutableArray *)columnData { return columndata; } -(void)dealloc { [columndata release]; [image removeFromSuperview]; [image release]; [label removeFromSuperview]; [label release]; [stack removeFromSuperview]; [stack release]; [super dealloc]; } @end /* Create a tableview cell for containers using DW_CONTAINER_MODE_* or listboxes */ DWTableViewCell *_dw_table_cell_view_new(UIImage *icon, NSString *text, NSMutableArray *columndata) { DWTableViewCell *browsercell = [[DWTableViewCell alloc] init]; [browsercell setAutoresizesSubviews:YES]; if(icon) [[browsercell image] setImage:icon]; if(text) [[browsercell label] setText:text]; if(columndata) [browsercell setColumnData:columndata]; return browsercell; } /* Subclass for a Container/List type */ @interface DWContainer : UITableView <UITableViewDataSource,UITableViewDelegate> { void *userdata; NSMutableArray *tvcols; NSMutableArray *data; NSMutableArray *types; NSPointerArray *titles; NSPointerArray *rowdatas; UIColor *fgcolor, *oddcolor, *evencolor; unsigned long dw_oddcolor, dw_evencolor; unsigned long _DW_COLOR_ROW_ODD, _DW_COLOR_ROW_EVEN; int iLastAddPoint, iLastQueryPoint; int filesystem; NSTimeInterval lastClick; NSInteger lastClickRow; } -(NSInteger)tableView:(UITableView *)aTable numberOfRowsInSection:(NSInteger)section; -(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath; -(void)tableView:(UITableView*)tableView willDisplayCell:(UITableViewCell*)cell forRowAtIndexPath:(NSIndexPath*)indexPath; -(UIContextMenuConfiguration *)tableView:(UITableView *)tableView contextMenuConfigurationForRowAtIndexPath:(NSIndexPath *)indexPath point:(CGPoint)point; -(void)addColumn:(NSString *)input andType:(int)type; -(NSString *)getColumn:(int)col; -(void *)userdata; -(void)setUserdata:(void *)input; -(void)setFilesystem:(int)input; -(int)filesystem; -(int)addRow:(DWTableViewCell *)input; -(int)addRows:(int)number; -(void)editCell:(id)input at:(int)row; -(void)removeRow:(int)row; -(void)setRow:(int)row title:(const char *)input; -(void *)getRowTitle:(int)row; -(id)getRow:(int)row; -(NSMutableArray *)getColumns; -(int)cellType:(int)col; -(int)lastAddPoint; -(int)lastQueryPoint; -(void)setLastQueryPoint:(int)input; -(void)clear; -(void)setup; -(CGSize)getsize; -(void)setForegroundColor:(UIColor *)input; @end @implementation DWContainer -(NSInteger)tableView:(UITableView *)aTable numberOfRowsInSection:(NSInteger)section { /* Ignoring section for now, everything in one section */ if(tvcols && data) return [data count]; return 0; } -(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath { /* Not reusing cell views, so get the cell from our array */ int index = (int)indexPath.row; id celldata = [data objectAtIndex:index]; /* The data is already a DWTableViewCell so just return that */ if([celldata isMemberOfClass:[DWTableViewCell class]]) { DWTableViewCell *result = celldata; /* Copy the alignment setting from the column, * and set the text color from the container. */ if(fgcolor) [[result label] setTextColor:fgcolor]; /* Return the result */ return result; } return nil; } -(void)tableView:(UITableView*)tableView willDisplayCell:(UITableViewCell*)cell forRowAtIndexPath:(NSIndexPath*)indexPath { if(indexPath.row % 2 == 0) { if(evencolor) [cell setBackgroundColor:evencolor]; else [cell setBackgroundColor:[UIColor clearColor]]; } else { if(oddcolor) [cell setBackgroundColor:oddcolor]; else [cell setBackgroundColor:[UIColor clearColor]]; } } -(CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath { int index = (int)indexPath.row; id cell = [data objectAtIndex:index]; CGFloat height = 0.0; /* The data is already a DWTableViewCell so just return that */ if([cell isMemberOfClass:[DWTableViewCell class]]) height = [[cell contentView] systemLayoutSizeFittingSize:UILayoutFittingCompressedSize].height; return height > 0.0 ? height : UITableViewAutomaticDimension; } -(CGFloat)tableView:(UITableView *)tableView estimatedHeightForRowAtIndexPath:(NSIndexPath *)indexPath { return _dw_container_mode > DW_CONTAINER_MODE_DEFAULT ? 85.0 : 44.0; } -(UIContextMenuConfiguration *)tableView:(UITableView *)tableView contextMenuConfigurationForRowAtIndexPath:(NSIndexPath *)indexPath point:(CGPoint)point { DWWindow *window = (DWWindow *)[self window]; UIContextMenuConfiguration *config = nil; NSPointerArray *params = [NSPointerArray pointerArrayWithOptions:NSPointerFunctionsOpaqueMemory]; [params addPointer:[self getRowTitle:(int)indexPath.row]]; [params addPointer:[self getRowData:(int)indexPath.row]]; [params addPointer:DW_INT_TO_POINTER((int)point.x)]; [params addPointer:DW_INT_TO_POINTER((int)point.y)]; _dw_event_point = point; _dw_event_handler(self, params, _DW_EVENT_ITEM_CONTEXT); if(window && [window popupMenu]) { __block UIMenu *popupmenu = [[[window popupMenu] menu] retain]; config = [UIContextMenuConfiguration configurationWithIdentifier:nil previewProvider:nil actionProvider:^(NSArray* suggestedAction){return popupmenu;}]; [window setPopupMenu:nil]; } return config; } -(void)addColumn:(NSString *)input andType:(int)type { if(tvcols) { [tvcols addObject:input]; [types addObject:[NSNumber numberWithInt:type]]; } } -(NSString *)getColumn:(int)col { if(tvcols) { return [tvcols objectAtIndex:col]; } return nil; } -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(void)setFilesystem:(int)input { filesystem = input; } -(int)filesystem { return filesystem; } -(void)refreshColors { UIColor *oldodd = oddcolor; UIColor *oldeven = evencolor; unsigned long thisodd = dw_oddcolor == DW_CLR_DEFAULT ? _DW_COLOR_ROW_ODD : dw_oddcolor; unsigned long _odd = _dw_get_color(thisodd); unsigned long thiseven = dw_evencolor == DW_CLR_DEFAULT ? _DW_COLOR_ROW_EVEN : dw_evencolor; unsigned long _even = _dw_get_color(thiseven); /* Get the UIColor for non-default colors */ if(thisodd != DW_RGB_TRANSPARENT) oddcolor = [[UIColor colorWithRed: DW_RED_VALUE(_odd)/255.0 green: DW_GREEN_VALUE(_odd)/255.0 blue: DW_BLUE_VALUE(_odd)/255.0 alpha: 1] retain]; else oddcolor = NULL; if(thiseven != DW_RGB_TRANSPARENT) evencolor = [[UIColor colorWithRed: DW_RED_VALUE(_even)/255.0 green: DW_GREEN_VALUE(_even)/255.0 blue: DW_BLUE_VALUE(_even)/255.0 alpha: 1] retain]; else evencolor = NULL; [oldodd release]; [oldeven release]; } -(void)setRowBgOdd:(unsigned long)oddcol andEven:(unsigned long)evencol { /* Save the set colors in case we get a theme change */ dw_oddcolor = oddcol; dw_evencolor = evencol; [self refreshColors]; } -(void)checkDark { /* Update any system colors based on the Dark Mode */ _DW_COLOR_ROW_EVEN = DW_RGB_TRANSPARENT; if(_dw_is_dark()) _DW_COLOR_ROW_ODD = DW_RGB(100, 100, 100); else _DW_COLOR_ROW_ODD = DW_RGB(230, 230, 230); /* Only refresh if we've been setup already */ if(titles) [self refreshColors]; } -(void)viewDidChangeEffectiveAppearance { [self checkDark]; } -(int)insertRow:(DWTableViewCell *)input at:(int)index { if(data) { if(index < iLastAddPoint) { iLastAddPoint++; } [data insertObject:input atIndex:index]; [titles insertPointer:NULL atIndex:index]; [rowdatas insertPointer:NULL atIndex:index]; return (int)[titles count]; } return 0; } -(int)addRow:(DWTableViewCell *)input { if(data) { iLastAddPoint = (int)[titles count]; [data addObject:input]; [titles addPointer:NULL]; [rowdatas addPointer:NULL]; return (int)[titles count]; } return 0; } -(int)addRows:(int)number { if(tvcols) { int z; iLastAddPoint = (int)[titles count]; for(z=0;z<number;z++) { [data addObject:[NSNull null]]; [titles addPointer:NULL]; [rowdatas addPointer:NULL]; } return (int)[titles count]; } return 0; } -(void)editCell:(id)input at:(int)row { if(tvcols) { if(row < [data count]) { if(!input) input = [NSNull null]; [data replaceObjectAtIndex:row withObject:input]; } } } -(void)removeRow:(int)row { if(tvcols) { void *oldtitle; [data removeObjectAtIndex:row]; oldtitle = [titles pointerAtIndex:row]; [titles removePointerAtIndex:row]; [rowdatas removePointerAtIndex:row]; if(iLastAddPoint > 0 && iLastAddPoint > row) { iLastAddPoint--; } if(oldtitle) free(oldtitle); } } -(void)setRow:(int)row title:(const char *)input { if(titles && input) { void *oldtitle = [titles pointerAtIndex:row]; void *newtitle = input ? (void *)strdup(input) : NULL; [titles replacePointerAtIndex:row withPointer:newtitle]; if(oldtitle) free(oldtitle); } } -(void)setRowData:(int)row title:(void *)input { if(rowdatas && input) { [rowdatas replacePointerAtIndex:row withPointer:input]; } } -(void *)getRowTitle:(int)row { if(titles && row > -1) { return [titles pointerAtIndex:row]; } return NULL; } -(void *)getRowData:(int)row { if(rowdatas && row > -1) { return [rowdatas pointerAtIndex:row]; } return NULL; } -(id)getRow:(int)row { if(data && [data count]) { return [data objectAtIndex:row]; } return nil; } -(NSMutableArray *)getColumns { return tvcols; } -(int)cellType:(int)col { return [[types objectAtIndex:col] intValue]; } -(int)lastAddPoint { return iLastAddPoint; } -(int)lastQueryPoint { return iLastQueryPoint; } -(void)setLastQueryPoint:(int)input { iLastQueryPoint = input; } -(void)clear { if(data) { [data removeAllObjects]; while([titles count]) { void *oldtitle = [titles pointerAtIndex:0]; [titles removePointerAtIndex:0]; [rowdatas removePointerAtIndex:0]; if(oldtitle) free(oldtitle); } } iLastAddPoint = 0; } -(void)setup { titles = [[NSPointerArray pointerArrayWithOptions:NSPointerFunctionsOpaqueMemory] retain]; rowdatas = [[NSPointerArray pointerArrayWithOptions:NSPointerFunctionsOpaqueMemory] retain]; tvcols = [[[NSMutableArray alloc] init] retain]; data = [[[NSMutableArray alloc] init] retain]; types = [[[NSMutableArray alloc] init] retain]; if(!dw_oddcolor && !dw_evencolor) dw_oddcolor = dw_evencolor = DW_CLR_DEFAULT; [self checkDark]; } -(CGSize)getsize { int cwidth = 0, cheight = 0; if(tvcols) { int colcount = (int)[tvcols count]; int rowcount = (int)[self numberOfRowsInSection:0]; int width = 0; if(rowcount > 0) { int x; for(x=0;x<rowcount;x++) { DWTableViewCell *cell = [data objectAtIndex:(x*colcount)]; int thiswidth = 4, thisheight = 0; if([cell imageView]) { thiswidth += [[cell image] image].size.width; thisheight = [[cell image] image].size.height; } if([cell textLabel]) { int textheight = [[cell label] intrinsicContentSize].width; thiswidth += [[cell label] intrinsicContentSize].width; if(textheight > thisheight) thisheight = textheight; } cheight += thisheight; if(thiswidth > width) { width = thiswidth; } } /* If the image is missing default the optimized width to 16. */ if(!width && [[types objectAtIndex:0] intValue] & DW_CFA_BITMAPORICON) { width = 16; } } if(width) cwidth += width; } cwidth += 16; cheight += 16; return CGSizeMake(cwidth, cheight); } -(void)setForegroundColor:(UIColor *)input { UIColor *oldfgcolor = fgcolor; fgcolor = input; [fgcolor retain]; [oldfgcolor release]; } -(void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath { NSPointerArray *params = [NSPointerArray pointerArrayWithOptions:NSPointerFunctionsOpaqueMemory]; [params addPointer:[self getRowTitle:(int)indexPath.row]]; [params addPointer:[self getRowData:(int)indexPath.row]]; /* If multiple selection is enabled, treat it as selectionChanged: */ if([self allowsMultipleSelection]) { NSTimeInterval now = [NSDate timeIntervalSinceReferenceDate]; /* Handler for container class... check for double tap */ if(lastClickRow == indexPath.row && now - lastClick < 0.3) _dw_event_handler(self, params, _DW_EVENT_ITEM_ENTER); else _dw_event_handler(self, params, _DW_EVENT_ITEM_SELECT); /* Handler for listbox class */ _dw_event_handler(self, DW_INT_TO_POINTER((int)indexPath.row), _DW_EVENT_LIST_SELECT); /* Update lastClick for double tap check */ lastClick = now; lastClickRow = indexPath.row; } else /* Otherwise treat it as doubleClicked: */ { /* Handler for container class */ _dw_event_handler(self, params, _DW_EVENT_ITEM_ENTER); } } -(void)tableView:(UITableView *)tableView didDeselectRowAtIndexPath:(NSIndexPath *)indexPath { if([self allowsMultipleSelection]) [self tableView:tableView didSelectRowAtIndexPath:indexPath]; } -(void)dealloc { UserData *root = userdata; _dw_remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* Custom tree view subclasses: DWTree, DWTreeItem, DWTreeViewCell, DWTreeViewCellDelegate */ @interface DWTreeItem : NSObject @property(nonatomic, strong) UIImage *icon; @property(nonatomic, strong) NSString *title; @property(nonatomic, assign) void *data; @property(nonatomic, weak) DWTreeItem *parent; @property(nonatomic, retain, readonly) NSMutableArray<DWTreeItem *> *children; @property(nonatomic, assign, readonly) NSUInteger levelDepth; @property(nonatomic, assign, readonly) BOOL isRoot; @property(nonatomic, assign, readonly) BOOL hasChildren; @property(nonatomic, assign) BOOL expanded; -(instancetype)initWithIcon:(UIImage *)icon Title:(NSString *)title andData:(void *)itemdata; -(void)insertChildAfter:(DWTreeItem *)treeItem; -(void)appendChild:(DWTreeItem *)newChild; -(void)removeFromParent; -(void)moveToDestination:(DWTreeItem *)destination; -(BOOL)containsTreeItem:(DWTreeItem *)treeItem; -(NSArray<DWTreeItem *> *)visibleNodes; @end @implementation DWTreeItem { NSArray *_flattenedTreeCache; } -(void)dealloc { NSLog(@"DWTreeItem \"%@\" dealloc", self.title); [_title release]; [_icon release]; [super dealloc]; } -(instancetype)initWithIcon:(UIImage *)icon Title:(NSString *)title andData:(void *)itemdata { if(self = [super init]) { _title = [title retain]; _icon = [icon retain]; _data = itemdata; _children = [[NSMutableArray alloc] initWithCapacity:1]; } return self; } -(NSString *)title { if(_title) return _title; return self.description; } -(UIImage *)icon { if(_icon) return _icon; return nil; } -(NSArray<DWTreeItem *> *)visibleNodes { NSMutableArray *allElements = [[NSMutableArray alloc] init]; if(![self isRoot]) [allElements addObject:self]; if(_expanded) { for (DWTreeItem *child in _children) [allElements addObjectsFromArray:[child visibleNodes]]; } if(_flattenedTreeCache) [_flattenedTreeCache release]; _flattenedTreeCache = allElements; return allElements; } -(void)insertChildAfter:(DWTreeItem *)treeItem { DWTreeItem *parent = self.parent; NSUInteger index = [parent.children indexOfObject:self]; if(index == NSNotFound) index = [parent.children count]; treeItem.parent = parent; [parent.children insertObject:treeItem atIndex:(index+1)]; } -(void)appendChild:(DWTreeItem *)newChild { newChild.parent = self; [_children addObject:newChild]; } -(void)removeFromParent { DWTreeItem *parent = self.parent; if(parent) { [parent.children removeObject:self]; self.parent = nil; } } -(void)moveToDestination:(DWTreeItem *)destination { NSAssert([self containsTreeItem:destination]==NO, @"[self containsTreeItem:destination] something went wrong!"); if(self == destination || destination == nil) return; [self removeFromParent]; [destination insertChildAfter:self]; } -(BOOL)containsTreeItem:(DWTreeItem *)treeItem { DWTreeItem *parent = treeItem.parent; if(parent == nil) return NO; if(self == parent) return YES; return [self containsTreeItem:parent]; } -(NSUInteger)levelDepth { NSUInteger cnt = 0; if(_parent != nil) { cnt += 1; cnt += [_parent levelDepth]; } return cnt; } -(BOOL)isRoot { return (!_parent); } -(BOOL)hasChildren { return (_children.count > 0); } @end @class DWTreeViewCell; @protocol DWTreeViewCellDelegate <NSObject> //@optional - (BOOL) queryExpandableInTreeViewCell:(DWTreeViewCell *)treeViewCell; - (void) treeViewCell:(DWTreeViewCell *)treeViewCell expanded:(BOOL)expanded; @end @interface DWTreeViewCell : UITableViewCell @property(nonatomic, strong) UILabel *titleLabel; @property(nonatomic) NSUInteger level; @property(nonatomic) BOOL expanded; @property(nonatomic) BOOL children; @property(nonatomic, assign) id <DWTreeViewCellDelegate> delegate; -(instancetype)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier level:(NSUInteger)level expanded:(BOOL)expanded children:(BOOL)children; @end CGRect DWRectInflate(CGRect rect, CGFloat dx, CGFloat dy) { return CGRectMake(rect.origin.x-dx, rect.origin.y-dy, rect.size.width+2*dx, rect.size.height+2*dy); } static CGFloat _DW_TREE_IMG_HEIGHT_WIDTH = 20; static CGFloat _DW_TREE_XOFFSET = 3; @implementation DWTreeViewCell { DWButton *_arrowImageButton; } -(id)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier level:(NSUInteger)level expanded:(BOOL)expanded children:(BOOL)children { // We should never display the root node if(level < 1) return nil; self = [super initWithStyle:style reuseIdentifier:reuseIdentifier]; if(self) { _level = level - 1; _expanded = expanded; _children = children; UIView *content = self.contentView; UILabel *titleLabel = [[UILabel alloc] initWithFrame:CGRectZero]; titleLabel.lineBreakMode = NSLineBreakByWordWrapping; titleLabel.numberOfLines = 0; titleLabel.textAlignment = NSTextAlignmentLeft; [content addSubview:titleLabel]; _titleLabel = titleLabel; DWButton *arrowImageButton = [[DWButton alloc] initWithFrame:CGRectMake(0, 0, _DW_TREE_IMG_HEIGHT_WIDTH, _DW_TREE_IMG_HEIGHT_WIDTH)]; [arrowImageButton addTarget:arrowImageButton action:@selector(buttonClicked:) forControlEvents:UIControlEventTouchUpInside]; [arrowImageButton setType:_DW_BUTTON_TYPE_TREE]; [arrowImageButton setDidCheckedChanged:^(BOOL checked) { _expanded = checked; if([_delegate respondsToSelector:@selector(treeViewCell:expanded:)]) [_delegate treeViewCell:self expanded:checked]; }]; [arrowImageButton setCheckState:_expanded]; [arrowImageButton setContentHorizontalAlignment:UIControlContentHorizontalAlignmentCenter]; if(!children) [arrowImageButton setHidden:YES]; [content addSubview:arrowImageButton]; _arrowImageButton = arrowImageButton; } return self; } #pragma mark - #pragma mark Other overrides -(void)layoutSubviews { [super layoutSubviews]; CGSize size = self.contentView.bounds.size; CGFloat stepSize = size.height; CGRect rc = CGRectMake(_level * stepSize, 0, stepSize, stepSize); _arrowImageButton.frame = DWRectInflate(rc, -_DW_TREE_XOFFSET, -_DW_TREE_XOFFSET); rc = CGRectMake((_level + 1) * stepSize, 0, stepSize, stepSize); self.imageView.frame = DWRectInflate(rc, -_DW_TREE_XOFFSET, -_DW_TREE_XOFFSET); _titleLabel.frame = CGRectMake((_level + 2) * stepSize, 0, size.width - (_level + 3) * stepSize, stepSize); } @end @class DWTree; @protocol DWTreeViewDelegate <NSObject> @required -(NSInteger)numberOfRowsInTreeView:(DWTree *)treeView; -(DWTreeItem *)treeView:(DWTree *)treeView treeItemForRow:(NSInteger)row; -(NSInteger)treeView:(DWTree *)treeView rowForTreeItem:(DWTreeItem *)treeItem; -(void)treeView:(DWTree *)treeView removeTreeItem:(DWTreeItem *)treeItem; -(void)treeView:(DWTree *)treeView moveTreeItem:(DWTreeItem *)treeItem to:(DWTreeItem *)to; -(void)treeView:(DWTree *)treeView addTreeItem:(DWTreeItem *)treeItem; -(void)treeView:(DWTree *)treeView didSelectForTreeItem:(DWTreeItem *)treeItem; -(UIContextMenuConfiguration *)treeView:(DWTree *)treeView contextMenuConfigurationForTreeItem:(DWTreeItem *)treeItem point:(CGPoint)point; -(BOOL)treeView:(DWTree *)treeView queryExpandableInTreeItem:(DWTreeItem *)treeItem; -(void)treeView:(DWTree *)treeView treeItem:(DWTreeItem *)treeItem expanded:(BOOL)expanded; @optional -(BOOL)treeView:(DWTree *)treeView canEditTreeItem:(DWTreeItem *)treeItem; -(BOOL)treeView:(DWTree *)treeView canMoveTreeItem:(DWTreeItem *)treeItem; @end @interface DWTree : UITableView @property(nonatomic, strong) UIFont *font; @property(nonatomic, strong) DWTreeItem *treeItem; @property(nonatomic, weak) id<DWTreeViewDelegate> treeViewDelegate; -(instancetype)initWithFrame:(CGRect)frame; -(void)insertTreeItem:(DWTreeItem *)treeItem; @end @interface DWTree () <UITableViewDataSource, UITableViewDelegate, DWTreeViewCellDelegate, DWTreeViewDelegate> @end @implementation DWTree { DWTreeItem *_rootNode; DWTreeItem *_selectedNode; } -(instancetype)initWithFrame:(CGRect)frame { if(self = [super initWithFrame:frame]) { self.delegate=self; self.dataSource=self; _treeViewDelegate=self; self.separatorStyle= UITableViewCellSeparatorStyleNone; _font = [UIFont systemFontOfSize:16]; _rootNode = [[[DWTreeItem alloc] initWithIcon:nil Title:@"@Root" andData:NULL] retain]; _rootNode.expanded = YES; } return self; } -(void)dealloc { [_rootNode release]; [super dealloc]; } -(void)insertTreeItem:(DWTreeItem *)treeItem { DWTreeItem *targetNode = nil; if([self window]) { NSArray<DWTreeViewCell *> *cells = [self visibleCells]; // Target the selected tree node first if any for(DWTreeViewCell *cell in cells) { DWTreeItem *iter = [self treeItemForTreeViewCell:cell]; if(iter == _selectedNode) { targetNode = iter; break; } } // Otherwise target first visible node if any if(targetNode == nil && [cells count]) targetNode = [self treeItemForTreeViewCell:cells[0]]; } // Finally put it on the root level if(targetNode == nil) targetNode = _rootNode; // If target is still nil something went horrible wrong NSAssert(targetNode, @"targetNode == nil, something went wrong!"); if(targetNode.isRoot) [targetNode appendChild:treeItem]; else [targetNode insertChildAfter:treeItem]; if([_treeViewDelegate respondsToSelector:@selector(treeView:addTreeItem:)]) [_treeViewDelegate treeView:self addTreeItem:treeItem]; [self reloadData]; [self resetSelection:NO]; } -(void)setFont:(UIFont *)font { _font = font; [self reloadData]; [self resetSelection:NO]; } -(void)clear { [[_rootNode children] removeAllObjects]; [self reloadData]; [self resetSelection:NO]; } -(void)resetSelection:(BOOL)delay { NSInteger row = NSNotFound; if([_treeViewDelegate respondsToSelector:@selector(treeView:rowForTreeItem:)]) row = [_treeViewDelegate treeView:self rowForTreeItem:_selectedNode]; if(row != NSNotFound) { NSIndexPath *indexPath = [NSIndexPath indexPathForRow:row inSection:0]; dispatch_block_t run = ^ { [self selectRowAtIndexPath:indexPath animated:NO scrollPosition:UITableViewScrollPositionNone]; }; if(delay) dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.1 * NSEC_PER_SEC)), dispatch_get_main_queue(), run); else run(); } } #pragma mark - DWTreeViewDelegate -(NSInteger)numberOfRowsInTreeView:(DWTree *)treeView { return [_rootNode visibleNodes].count; } -(void)treeView:(DWTree *)treeView addTreeItem:(DWTreeItem *)treeItem {} -(void)treeView:(DWTree *)treeView didSelectForTreeItem:(DWTreeItem *)treeItem { if(treeItem) { const char *title = [[treeItem title] UTF8String]; NSPointerArray *params = [NSPointerArray pointerArrayWithOptions:NSPointerFunctionsOpaqueMemory]; [params addPointer:strdup(title ? title : "")]; [params addPointer:[treeItem data]]; [params addPointer:treeItem]; _dw_event_handler(treeView, params, _DW_EVENT_ITEM_SELECT); free([params pointerAtIndex:0]); } } -(UIContextMenuConfiguration *)treeView:(DWTree *)treeView contextMenuConfigurationForTreeItem:(DWTreeItem *)treeItem point:(CGPoint)point { UIContextMenuConfiguration *config = nil; DWWindow *window = (DWWindow *)[self window]; const char *title = [[treeItem title] UTF8String]; NSPointerArray *params = [NSPointerArray pointerArrayWithOptions:NSPointerFunctionsOpaqueMemory]; [params addPointer:strdup(title ? title : "")]; [params addPointer:[treeItem data]]; [params addPointer:DW_INT_TO_POINTER((int)point.x)]; [params addPointer:DW_INT_TO_POINTER((int)point.y)]; _dw_event_point = point; _dw_event_handler(self, params, _DW_EVENT_ITEM_CONTEXT); free([params pointerAtIndex:0]); if(window && [window popupMenu]) { __block UIMenu *popupmenu = [[[window popupMenu] menu] retain]; config = [UIContextMenuConfiguration configurationWithIdentifier:nil previewProvider:nil actionProvider:^(NSArray* suggestedAction){return popupmenu;}]; [window setPopupMenu:nil]; } return config; } -(void)treeView:(DWTree *)treeView moveTreeItem:(DWTreeItem *)treeItem to:(DWTreeItem *)to {} -(BOOL)treeView:(DWTree *)treeView queryExpandableInTreeItem:(DWTreeItem *)treeItem { return YES; } -(void)treeView:(DWTree *)treeView removeTreeItem:(DWTreeItem *)treeItem {} -(NSInteger)treeView:(DWTree *)treeView rowForTreeItem:(DWTreeItem *)treeItem { return [[_rootNode visibleNodes] indexOfObject:treeItem]; } -(void)treeView:(DWTree *)treeView treeItem:(DWTreeItem *)treeItem expanded:(BOOL)expanded { if(treeItem) _dw_event_handler(treeView, (void *)treeItem, _DW_EVENT_TREE_EXPAND); } - (DWTreeItem *)treeView:(DWTree *)treeView treeItemForRow:(NSInteger)row { return [[_rootNode visibleNodes] objectAtIndex:row]; } #pragma mark - UITableViewDataSource -(NSInteger)numberOfSectionsInTableView:(UITableView *)tableView { return 1; } -(NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section { NSInteger count = 0; if([_treeViewDelegate respondsToSelector:@selector(numberOfRowsInTreeView:)]) count = [_treeViewDelegate numberOfRowsInTreeView:self]; return count; } -(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath { static NSString *CellIdentifier = @"Cell"; DWTreeItem *treeItem = [self treeItemForIndexPath:indexPath]; DWTreeViewCell *cell = [[DWTreeViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier level:[treeItem levelDepth] expanded:treeItem.expanded children:[treeItem hasChildren]]; cell.titleLabel.text = treeItem.title; cell.imageView.image = treeItem.icon; cell.titleLabel.font = _font; //cell.selectionStyle = UITableViewCellSelectionStyleNone; cell.delegate = self; return cell; } -(BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)indexPath { DWTreeItem *treeItem = [self treeItemForIndexPath:indexPath]; if([_treeViewDelegate respondsToSelector:@selector(treeView:canEditTreeItem:)]) return [_treeViewDelegate treeView:self canEditTreeItem:treeItem]; return NO; } -(void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath { DWTreeItem *treeItem = [self treeItemForIndexPath:indexPath]; if(editingStyle == UITableViewCellEditingStyleDelete) { [treeItem removeFromParent]; if([_treeViewDelegate respondsToSelector:@selector(treeView:removeTreeItem:)]) [_treeViewDelegate treeView:self removeTreeItem:treeItem]; if(treeItem.expanded && treeItem.hasChildren) [self reloadData]; else [tableView deleteRowsAtIndexPaths:@[indexPath] withRowAnimation:UITableViewRowAnimationFade]; [self resetSelection:YES]; } else if (editingStyle == UITableViewCellEditingStyleInsert) { // Create a new instance of the appropriate class, insert it into the array, and add a new row to the table view } } -(void)tableView:(UITableView *)tableView moveRowAtIndexPath:(NSIndexPath *)fromIndexPath toIndexPath:(NSIndexPath *)toIndexPath { if([fromIndexPath isEqual:toIndexPath]) return; DWTreeItem *srcNode = [self treeItemForIndexPath:fromIndexPath]; DWTreeItem *targetNode = [self treeItemForIndexPath:toIndexPath]; if(srcNode && targetNode) { [srcNode moveToDestination:targetNode]; if([_treeViewDelegate respondsToSelector:@selector(treeView:moveTreeItem:to:)]) [_treeViewDelegate treeView:self moveTreeItem:srcNode to:targetNode]; [self reloadData]; [self resetSelection:NO]; } } -(BOOL)tableView:(UITableView *)tableView canMoveRowAtIndexPath:(NSIndexPath *)indexPath { DWTreeItem *treeItem = [self treeItemForIndexPath:indexPath]; if(treeItem && [_treeViewDelegate respondsToSelector:@selector(treeView:canMoveTreeItem:)]) return [_treeViewDelegate treeView:self canMoveTreeItem:treeItem]; return NO; } #pragma mark - DWTableViewDelegate -(void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath { DWTreeItem *treeItem = [self treeItemForIndexPath:indexPath]; if(treeItem && [_treeViewDelegate respondsToSelector:@selector(treeView:didSelectForTreeItem:)]) [_treeViewDelegate treeView:self didSelectForTreeItem:treeItem]; _selectedNode = treeItem; } -(UIContextMenuConfiguration *)tableView:(UITableView *)tableView contextMenuConfigurationForRowAtIndexPath:(NSIndexPath *)indexPath point:(CGPoint)point { UIContextMenuConfiguration *config = nil; DWTreeItem *treeItem = [self treeItemForIndexPath:indexPath]; if(treeItem && [_treeViewDelegate respondsToSelector:@selector(treeView:contextMenuConfigurationForTreeItem:point:)]) config = [_treeViewDelegate treeView:self contextMenuConfigurationForTreeItem:treeItem point:point]; return config; } -(NSIndexPath *)tableView:(UITableView *)tableView targetIndexPathForMoveFromRowAtIndexPath:(NSIndexPath *)sourceIndexPath toProposedIndexPath:(NSIndexPath *)proposedDestinationIndexPath { DWTreeItem *srcNode = [self treeItemForIndexPath:sourceIndexPath]; DWTreeItem *targetNode = [self treeItemForIndexPath:proposedDestinationIndexPath]; if([srcNode containsTreeItem:targetNode] || srcNode==targetNode) return sourceIndexPath; // NSLog(@"Moving to target node \"%@\"", targetNode.title); return proposedDestinationIndexPath; } #pragma mark - DWTreeViewCellDelegate -(BOOL)queryExpandableInTreeViewCell:(DWTreeViewCell *)treeViewCell { BOOL allow = YES; if([_treeViewDelegate respondsToSelector:@selector(treeView:queryExpandableInTreeItem:)]) { DWTreeItem *treeItem = [self treeItemForTreeViewCell:treeViewCell]; allow = [_treeViewDelegate treeView:self queryExpandableInTreeItem:treeItem]; } return allow; } -(void)treeViewCell:(DWTreeViewCell *)treeViewCell expanded:(BOOL)expanded { DWTreeItem *treeItem = [self treeItemForTreeViewCell:treeViewCell]; treeItem.expanded = expanded; if(treeItem.hasChildren) { [self reloadData]; [self resetSelection:NO]; } if([_treeViewDelegate respondsToSelector:@selector(treeView:treeItem:expanded:)]) [_treeViewDelegate treeView:self treeItem:treeItem expanded:expanded]; } #pragma mark - retrieve TreeItem object from special cell -(DWTreeItem *)treeItemForTreeViewCell:(DWTreeViewCell *)treeViewCell { NSIndexPath *indexPath = [self indexPathForCell:treeViewCell]; return [self treeItemForIndexPath:indexPath]; } -(DWTreeItem *)treeItemForIndexPath:(NSIndexPath *)indexPath { DWTreeItem *treeItem = nil; if([_treeViewDelegate respondsToSelector:@selector(treeView:treeItemForRow:)]) treeItem = [_treeViewDelegate treeView:self treeItemForRow:indexPath.row]; NSAssert(treeItem, @"Can't get the Tree Node data"); return treeItem; } @end /* Subclass for a Calendar type */ @interface DWCalendar : UIDatePicker { void *userdata; } -(void *)userdata; -(void)setUserdata:(void *)input; @end @implementation DWCalendar -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(void)dealloc { UserData *root = userdata; _dw_remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* Subclass for a stepper component of the spinbutton type */ /* This is a bad way of doing this... but I can't get the other methods to work */ @interface DWStepper : UIStepper { id textfield; id parent; } -(void)setTextfield:(id)input; -(id)textfield; -(void)setParent:(id)input; -(id)parent; @end @implementation DWStepper -(void)setTextfield:(id)input { textfield = input; } -(id)textfield { return textfield; } -(void)setParent:(id)input { parent = input; } -(id)parent { return parent; } @end /* Subclass for a Spinbutton type */ @interface DWSpinButton : UIView <UITextFieldDelegate> { void *userdata; UITextField *textfield; DWStepper *stepper; id clickDefault; } -(id)init; -(void *)userdata; -(void)setUserdata:(void *)input; -(UITextField *)textfield; -(UIStepper *)stepper; -(void)textFieldDidEndEditing:(UITextField *)textField; -(void)setClickDefault:(id)input; @end @implementation DWSpinButton -(id)init { self = [super init]; if(self) { textfield = [[UITextField alloc] init]; [self addSubview:textfield]; stepper = [[DWStepper alloc] init]; [self addSubview:stepper]; [stepper setParent:self]; [stepper setTextfield:textfield]; [textfield setText:[NSString stringWithFormat:@"%ld",(long)[stepper value]]]; [textfield setDelegate:self]; [stepper addTarget:self action:@selector(stepperChanged:) forControlEvents:UIControlEventValueChanged]; } return self; } -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(UITextField *)textfield { return textfield; } -(UIStepper *)stepper { return stepper; } -(void)textFieldDidEndEditing:(UITextField *)textField { long val = [[textfield text] intValue]; [stepper setValue:(float)val]; [textfield setText:[NSString stringWithFormat:@"%d", (int)[stepper value]]]; _dw_event_handler(self, DW_INT_TO_POINTER((int)[stepper value]), _DW_EVENT_VALUE_CHANGED); } -(void)stepperChanged:(UIStepper*)theStepper { [textfield setText:[NSString stringWithFormat:@"%d", (int)[theStepper value]]]; _dw_event_handler(self, DW_INT_TO_POINTER((int)[stepper value]), _DW_EVENT_VALUE_CHANGED); } -(void)setClickDefault:(id)input { clickDefault = input; } -(void)dealloc { UserData *root = userdata; _dw_remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [textfield removeFromSuperview]; [textfield release]; [stepper removeFromSuperview]; [stepper release]; [super dealloc]; } @end API_AVAILABLE(ios(10.0)) @interface DWUserNotificationCenterDelegate : NSObject <UNUserNotificationCenterDelegate> @end @implementation DWUserNotificationCenterDelegate /* Called when a notification is delivered to a foreground app. */ -(void)userNotificationCenter:(UNUserNotificationCenter *)center willPresentNotification:(UNNotification *)notification withCompletionHandler:(void (^)(UNNotificationPresentationOptions options))completionHandler API_AVAILABLE(macos(10.14)) { completionHandler(UNAuthorizationOptionSound | UNAuthorizationOptionAlert | UNAuthorizationOptionBadge); } /* Called to let your app know which action was selected by the user for a given notification. */ -(void)userNotificationCenter:(UNUserNotificationCenter *)center didReceiveNotificationResponse:(UNNotificationResponse *)response withCompletionHandler:(void(^)(void))completionHandler API_AVAILABLE(macos(10.14)) { NSScanner *objScanner = [NSScanner scannerWithString:response.notification.request.identifier]; unsigned long long handle; HWND notification; /* Skip the dw-notification- prefix */ [objScanner scanString:@"dw-notification-" intoString:nil]; [objScanner scanUnsignedLongLong:&handle]; notification = DW_UINT_TO_POINTER(handle); if ([response.actionIdentifier isEqualToString:UNNotificationDismissActionIdentifier]) { /* The user dismissed the notification without taking action. */ dw_signal_disconnect_by_window(notification); } else if ([response.actionIdentifier isEqualToString:UNNotificationDefaultActionIdentifier]) { /* The user launched the app. */ _dw_event_handler(notification, nil, _DW_EVENT_CLICKED); dw_signal_disconnect_by_window(notification); } completionHandler(); } @end @interface DWComboBox : UITextField <UIPickerViewDelegate,UIPickerViewDataSource,UITextFieldDelegate> { UIPickerView* pickerView; NSMutableArray* dataArray; UIBarStyle toolbarStyle; int selectedIndex; void *userdata; } -(void)setToolbarStyle:(UIBarStyle)style; -(void)append:(NSString *)item; -(void)insert:(NSString *)item atIndex:(int)index; -(void)clear; -(int)count; -(NSString *)getTextAtIndex:(int)index; -(void)setText:(NSString *)item atIndex:(int)index; -(void)deleteAtIndex:(int)index; -(int)selectedIndex; -(void *)userdata; -(void)setUserdata:(void *)input; @end @implementation DWComboBox -(id)init { self = [super init]; if(self) { [self setDelegate:self]; /* Set UI defaults */ toolbarStyle = UIBarStyleDefault; dataArray = [[NSMutableArray alloc] init]; /* Setup the arrow image */ UIButton *imageButton = [UIButton buttonWithType:UIButtonTypeCustom]; UIImage *image = [UIImage systemImageNamed:@"chevron.down"]; [imageButton setImage:image forState:UIControlStateNormal]; [self setRightView:imageButton]; [self setRightViewMode:UITextFieldViewModeAlways]; [imageButton addTarget:self action:@selector(showPicker:) forControlEvents:UIControlEventTouchUpInside]; selectedIndex = -1; } return self; } -(void)setToolbarStyle:(UIBarStyle)style { toolbarStyle = style; } -(void)append:(NSString *)item { if(item) [dataArray addObject:item]; } -(void)insert:(NSString *)item atIndex:(int)index { if(item) [dataArray insertObject:item atIndex:index]; } -(void)clear { [dataArray removeAllObjects]; } -(int)count { return (int)[dataArray count]; } -(void)selectIndex:(int)index { if(index > -1 && index < (int)[dataArray count]) { selectedIndex = index; [self setText:[dataArray objectAtIndex:index]]; } } -(NSString *)getTextAtIndex:(int)index { if(index > -1 && index < [dataArray count]) return [dataArray objectAtIndex:index]; return nil; } -(void)setText:(NSString *)item atIndex:(int)index { if(item && index > -1 && index < [dataArray count]) [dataArray replaceObjectAtIndex:index withObject:item]; } -(void)deleteAtIndex:(int)index { if(index > -1 && index < [dataArray count]) [dataArray removeObjectAtIndex:index]; } -(NSInteger)numberOfComponentsInPickerView:(UIPickerView *)pickerView { return 1; } -(void)pickerView:(UIPickerView *)pickerView didSelectRow:(NSInteger)row inComponent:(NSInteger)component { if(row > -1 && row < [dataArray count]) { selectedIndex = (int)row; [self setText:[dataArray objectAtIndex:row]]; [self sendActionsForControlEvents:UIControlEventValueChanged]; _dw_event_handler(self, DW_INT_TO_POINTER(selectedIndex), _DW_EVENT_LIST_SELECT); } } -(NSInteger)pickerView:(UIPickerView *)pickerView numberOfRowsInComponent:(NSInteger)component { return [dataArray count]; } -(NSString *)pickerView:(UIPickerView *)pickerView titleForRow:(NSInteger)row forComponent:(NSInteger)component { if(row > -1 && row < [dataArray count]) return [dataArray objectAtIndex:row]; return nil; } -(void)doneClicked:(id)sender { /* Hides the pickerView */ [self resignFirstResponder]; if([[self text] length] == 0 || ![dataArray containsObject:[self text]]) { selectedIndex = -1; } [self sendActionsForControlEvents:UIControlEventValueChanged]; } -(void)cancelClicked:(id)sender { /* Hides the pickerView */ [self resignFirstResponder]; } -(void)showPicker:(id)sender { [self resignFirstResponder]; pickerView = [[UIPickerView alloc] init]; [pickerView setDataSource:self]; [pickerView setDelegate:self]; /* If the text field is empty show the place holder otherwise show the last selected option */ if([[self text] length] == 0 || ![dataArray containsObject:[self text]]) { [pickerView selectRow:0 inComponent:0 animated:YES]; } else { if([dataArray containsObject:[self text]]) { [pickerView selectRow:[dataArray indexOfObject:[self text]] inComponent:0 animated:YES]; } } UIToolbar* toolbar = [[UIToolbar alloc] init]; [toolbar setBarStyle:toolbarStyle]; /* Space between buttons */ UIBarButtonItem *flexibleSpace = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemFlexibleSpace target:nil action:nil]; UIBarButtonItem *doneButton = [[UIBarButtonItem alloc] initWithTitle:@"Done" style:UIBarButtonItemStyleDone target:self action:@selector(doneClicked:)]; UIBarButtonItem *cancelButton = [[UIBarButtonItem alloc] initWithTitle:@"Cancel" style:UIBarButtonItemStylePlain target:self action:@selector(cancelClicked:)]; [toolbar setItems:[NSArray arrayWithObjects:cancelButton, flexibleSpace, doneButton, nil]]; [toolbar sizeToFit]; /* Custom input view */ [self setInputView:pickerView]; [self setInputAccessoryView:toolbar]; [super becomeFirstResponder]; } -(BOOL)becomeFirstResponder { [self setInputView:nil]; [self setInputAccessoryView:nil]; return [super becomeFirstResponder]; } -(int)selectedIndex { return selectedIndex; } -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(void)dealloc { UserData *root = userdata; _dw_remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [dataArray release]; [super dealloc]; } @end /* Subclass for a MDI type * This is just a box for display purposes... but it is a * unique class so it can be identified when creating windows. */ @interface DWMDI : DWBox {} @end @implementation DWMDI @end /* This function adds a signal handler callback into the linked list. */ void _dw_new_signal(ULONG message, HWND window, int msgid, void *signalfunction, void *discfunc, void *data) { DWSignalHandler *new = malloc(sizeof(DWSignalHandler)); new->message = message; new->window = window; new->id = msgid; new->signalfunction = signalfunction; new->discfunction = discfunc; new->data = data; new->next = NULL; if (!DWRoot) DWRoot = new; else { DWSignalHandler *prev = NULL, *tmp = DWRoot; while(tmp) { if(tmp->message == message && tmp->window == window && tmp->id == msgid && tmp->signalfunction == signalfunction) { tmp->data = data; free(new); return; } prev = tmp; tmp = tmp->next; } if(prev) prev->next = new; else DWRoot = new; } } /* Finds the message number for a given signal name */ ULONG _dw_findsigmessage(const char *signame) { int z; for(z=0;z<SIGNALMAX;z++) { if(strcasecmp(signame, DWSignalTranslate[z].name) == 0) return DWSignalTranslate[z].message; } return 0L; } unsigned long _dw_foreground = 0xAAAAAA, _dw_background = 0; void _dw_handle_resize_events(Box *thisbox) { int z; for(z=0;z<thisbox->count;z++) { id handle = thisbox->items[z].hwnd; if(thisbox->items[z].type == _DW_TYPE_BOX) { Box *tmp = (Box *)[handle box]; if(tmp) { _dw_handle_resize_events(tmp); } } else { if([handle isMemberOfClass:[DWRender class]]) { DWRender *render = (DWRender *)handle; CGSize oldsize = [render size]; CGSize newsize = [render frame].size; /* Eliminate duplicate configure requests */ if(oldsize.width != newsize.width || oldsize.height != newsize.height) { if(newsize.width > 0 && newsize.height > 0) { [render setSize:newsize]; _dw_event_handler(handle, nil, _DW_EVENT_CONFIGURE); } } } /* Special handling for notebook controls */ else if([handle isMemberOfClass:[DWNotebook class]]) { DWNotebook *notebook = handle; NSInteger intpageid = [[notebook tabs] selectedSegmentIndex]; if(intpageid != -1 && intpageid < [[notebook views] count]) { DWNotebookPage *page = [[notebook views] objectAtIndex:intpageid]; if([page isKindOfClass:[DWBox class]]) { Box *box = [page box]; _dw_handle_resize_events(box); } } } /* Handle laying out scrollviews... if required space is less * than available space, then expand. Otherwise use required space. */ else if([handle isMemberOfClass:[DWScrollBox class]]) { DWScrollBox *scrollbox = (DWScrollBox *)handle; NSArray *subviews = [scrollbox subviews]; DWBox *contentbox = [subviews firstObject]; Box *thisbox = [contentbox box]; /* Get the required space for the box */ _dw_handle_resize_events(thisbox); } } } } /* This function calculates how much space the widgets and boxes require * and does expansion as necessary. */ static void _dw_resize_box(Box *thisbox, int *depth, int x, int y, int pass) { /* Current item position */ int z, currentx = thisbox->pad, currenty = thisbox->pad; /* Used x, y and padding maximum values... * These will be used to find the widest or * tallest items in a box. */ int uymax = 0, uxmax = 0; int upymax = 0, upxmax = 0; /* Reset the box sizes */ thisbox->minwidth = thisbox->minheight = thisbox->usedpadx = thisbox->usedpady = thisbox->pad * 2; /* Count up all the space for all items in the box */ for(z=0;z<thisbox->count;z++) { int itempad, itemwidth, itemheight; if(thisbox->items[z].type == _DW_TYPE_BOX) { id box = thisbox->items[z].hwnd; Box *tmp = (Box *)[box box]; if(tmp) { /* On the first pass calculate the box contents */ if(pass == 1) { (*depth)++; /* Save the newly calculated values on the box */ _dw_resize_box(tmp, depth, x, y, pass); /* Duplicate the values in the item list for use below */ thisbox->items[z].width = tmp->minwidth; thisbox->items[z].height = tmp->minheight; /* If the box has no contents but is expandable... default the size to 1 */ if(!thisbox->items[z].width && thisbox->items[z].hsize) thisbox->items[z].width = 1; if(!thisbox->items[z].height && thisbox->items[z].vsize) thisbox->items[z].height = 1; (*depth)--; } } } /* Precalculate these values, since they will * be used used repeatedly in the next section. */ itempad = thisbox->items[z].pad * 2; itemwidth = thisbox->items[z].width + itempad; itemheight = thisbox->items[z].height + itempad; /* Calculate the totals and maximums */ if(thisbox->type == DW_VERT) { if(itemwidth > uxmax) uxmax = itemwidth; if(thisbox->items[z].hsize != _DW_SIZE_EXPAND) { if(itemwidth > upxmax) upxmax = itemwidth; } else { if(itempad > upxmax) upxmax = itempad; } thisbox->minheight += itemheight; if(thisbox->items[z].vsize != _DW_SIZE_EXPAND) thisbox->usedpady += itemheight; else thisbox->usedpady += itempad; } else { if(itemheight > uymax) uymax = itemheight; if(thisbox->items[z].vsize != _DW_SIZE_EXPAND) { if(itemheight > upymax) upymax = itemheight; } else { if(itempad > upymax) upymax = itempad; } thisbox->minwidth += itemwidth; if(thisbox->items[z].hsize != _DW_SIZE_EXPAND) thisbox->usedpadx += itemwidth; else thisbox->usedpadx += itempad; } } /* Add the maximums which were calculated in the previous loop */ thisbox->minwidth += uxmax; thisbox->minheight += uymax; thisbox->usedpadx += upxmax; thisbox->usedpady += upymax; /* The second pass is for actual placement. */ if(pass > 1) { for(z=0;z<(thisbox->count);z++) { int height = thisbox->items[z].height; int width = thisbox->items[z].width; int itempad = thisbox->items[z].pad * 2; int thispad = thisbox->pad * 2; /* Calculate the new sizes */ if(thisbox->items[z].hsize == _DW_SIZE_EXPAND) { if(thisbox->type == DW_HORZ) { int expandablex = thisbox->minwidth - thisbox->usedpadx; if(expandablex) width = (int)(((float)width / (float)expandablex) * (float)(x - thisbox->usedpadx)); } else width = x - (itempad + thispad + thisbox->grouppadx); } if(thisbox->items[z].vsize == _DW_SIZE_EXPAND) { if(thisbox->type == DW_VERT) { int expandabley = thisbox->minheight - thisbox->usedpady; if(expandabley) height = (int)(((float)height / (float)expandabley) * (float)(y - thisbox->usedpady)); } else height = y - (itempad + thispad + thisbox->grouppady); } /* If the calculated size is valid... */ if(height > 0 && width > 0) { int pad = thisbox->items[z].pad; id handle = thisbox->items[z].hwnd; CGRect rect; rect.origin.x = currentx + pad; rect.origin.y = currenty + pad; rect.size.width = width; rect.size.height = height; [handle setFrame:rect]; /* After placing a box... place its components */ if(thisbox->items[z].type == _DW_TYPE_BOX) { id box = thisbox->items[z].hwnd; Box *tmp = (Box *)[box box]; if(tmp) { (*depth)++; _dw_resize_box(tmp, depth, width, height, pass); (*depth)--; } } /* Special handling for notebook controls */ if([handle isMemberOfClass:[DWNotebook class]]) { DWNotebook *notebook = handle; NSInteger intpageid = [[notebook tabs] selectedSegmentIndex]; if(intpageid == -1) { if([[notebook tabs] numberOfSegments] > 0) { DWNotebookPage *notepage = [[notebook views] firstObject]; /* If there is no selected segment, select the first one... */ [[notebook tabs] setSelectedSegmentIndex:0]; intpageid = 0; [notepage setHidden:NO]; [notebook setVisible:notepage]; } } if(intpageid != -1 && intpageid < [[notebook views] count]) { DWNotebookPage *page = [[notebook views] objectAtIndex:intpageid]; /* If the new page is a valid box, lay it out */ if([page isKindOfClass:[DWBox class]]) { Box *box = [page box]; /* Start with the entire notebook size and then adjust * it to account for the segement control's height. */ NSInteger height = [[notebook tabs] frame].size.height; CGRect frame = [notebook frame]; frame.origin.y += height; frame.size.height -= height; [page setFrame:frame]; _dw_do_resize(box, frame.size.width, frame.size.height); _dw_handle_resize_events(box); } } } /* Handle laying out scrollviews... if required space is less * than available space, then expand. Otherwise use required space. */ else if([handle isMemberOfClass:[DWScrollBox class]]) { int depth = 0; DWScrollBox *scrollbox = (DWScrollBox *)handle; NSArray *subviews = [scrollbox subviews]; DWBox *contentbox = [subviews firstObject]; Box *thisbox = [contentbox box]; /* We start with the content being the available size */ CGRect frame = CGRectMake(0,0,rect.size.width,rect.size.height); /* Get the required space for the box */ _dw_resize_box(thisbox, &depth, x, y, 1); /* Expand the content box to the size of the contents */ if(frame.size.width < thisbox->minwidth) { frame.size.width = thisbox->minwidth; } if(frame.size.height < thisbox->minheight) { frame.size.height = thisbox->minheight; } [scrollbox setContentSize:frame.size]; [contentbox setFrame:frame]; /* Layout the content of the scrollbox */ _dw_do_resize(thisbox, frame.size.width, frame.size.height); _dw_handle_resize_events(thisbox); } /* Special handling for spinbutton controls */ else if([handle isMemberOfClass:[DWSpinButton class]]) { DWSpinButton *spinbutton = (DWSpinButton *)handle; UITextField *textfield = [spinbutton textfield]; UIStepper *stepper = [spinbutton stepper]; NSInteger stepperwidth = [stepper intrinsicContentSize].width; [textfield setFrame:CGRectMake(0,0,rect.size.width-stepperwidth,rect.size.height)]; [stepper setFrame:CGRectMake(rect.size.width-stepperwidth,0,stepperwidth,rect.size.height)]; } else if([handle isMemberOfClass:[DWSplitBar class]]) { DWSplitBar *split = (DWSplitBar *)handle; [split resize]; } else if([handle isMemberOfClass:[DWMLE class]]) { DWMLE *mle = (DWMLE *)handle; if([[mle textContainer] lineBreakMode] == NSLineBreakByClipping) [[mle textContainer] setSize:CGRectInfinite.size]; } /* Advance the current position in the box */ if(thisbox->type == DW_HORZ) currentx += width + (pad * 2); if(thisbox->type == DW_VERT) currenty += height + (pad * 2); } } } } static void _dw_do_resize(Box *thisbox, int x, int y) { if(x > 0 && y > 0) { if(thisbox) { int depth = 0; /* Calculate space requirements */ _dw_resize_box(thisbox, &depth, x, y, 1); /* Finally place all the boxes and controls */ _dw_resize_box(thisbox, &depth, x, y, 2); } } } /* * Runs a message loop for Dynamic Windows. */ void API dw_main(void) { /* We don't actually run a loop here, * we launched a new thread to run the loop there. * Just wait for dw_main_quit() on the DWMainEvent. */ dw_event_wait(DWMainEvent, DW_TIMEOUT_INFINITE); } /* * Causes running dw_main() to return. */ void API dw_main_quit(void) { dw_event_post(DWMainEvent); } /* * Runs a message loop for Dynamic Windows, for a period of milliseconds. * Parameters: * milliseconds: Number of milliseconds to run the loop for. */ void API dw_main_sleep(int milliseconds) { DWTID curr = pthread_self(); if(DWThread == (DWTID)-1 || DWThread == curr) { DWTID orig = DWThread; NSDate *until = [NSDate dateWithTimeIntervalSinceNow:(milliseconds/1000.0)]; if(orig == (DWTID)-1) { DWThread = curr; } /* Process any pending events */ _dw_main_iteration(until); if(orig == (DWTID)-1) { DWThread = orig; } } else { usleep(milliseconds * 1000); } } /* Internal version that doesn't lock the run mutex */ int _dw_main_iteration(NSDate *date) { return [[NSRunLoop mainRunLoop] runMode:NSDefaultRunLoopMode beforeDate:date]; } /* * Processes a single message iteration and returns. */ void API dw_main_iteration(void) { DWTID curr = pthread_self(); if(DWThread == (DWTID)-1) { DWThread = curr; _dw_main_iteration([NSDate distantPast]); DWThread = (DWTID)-1; } else if(DWThread == curr) { _dw_main_iteration([NSDate distantPast]); } } /* * Cleanly terminates a DW session, should be signal handler safe. */ void API dw_shutdown(void) { } /* * Cleanly terminates a DW session, should be signal handler safe. * Parameters: * exitcode: Exit code reported to the operating system. */ void API dw_exit(int exitcode) { dw_shutdown(); exit(exitcode); } /* * Free's memory allocated by dynamic windows. * Parameters: * ptr: Pointer to dynamic windows allocated * memory to be free()'d. */ void API dw_free(void *ptr) { free(ptr); } /* * Returns a pointer to a static buffer which containes the * current user directory. Or the root directory (C:\ on * OS/2 and Windows). */ char *dw_user_dir(void) { static char _user_dir[PATH_MAX+1] = { 0 }; if(!_user_dir[0]) { NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES); NSString *nshome = [paths firstObject]; const char *home; if(nshome && (home = [nshome UTF8String])) strncpy(_user_dir, home, PATH_MAX); else if((nshome = NSHomeDirectory()) && (home = [nshome UTF8String])) strncpy(_user_dir, home, PATH_MAX); else strcpy(_user_dir, "/"); } return _user_dir; } /* * Returns a pointer to a static buffer which containes the * private application data directory. */ char * API dw_app_dir(void) { return _dw_bundle_path; } /* * Sets the application ID used by this Dynamic Windows application instance. * Parameters: * appid: A string typically in the form: com.company.division.application * appname: The application name used on Windows or NULL. * Returns: * DW_ERROR_NONE after successfully setting the application ID. * DW_ERROR_UNKNOWN if unsupported on this system. * DW_ERROR_GENERAL if the application ID is not allowed. * Remarks: * This must be called before dw_init(). If dw_init() is called first * it will create a unique ID in the form: org.dbsoft.dwindows.application * or if the application name cannot be detected: org.dbsoft.dwindows.pid.# * The appname is only required on Windows. If NULL is passed the detected * application name will be used, but a prettier name may be desired. */ int dw_app_id_set(const char *appid, const char *appname) { strncpy(_dw_app_id, appid, _DW_APP_ID_SIZE); return DW_ERROR_NONE; } /* * Displays a debug message on the console... * Parameters: * format: printf style format string. * ...: Additional variables for use in the format. */ void API dw_debug(const char *format, ...) { va_list args; va_start(args, format); dw_vdebug(format, args); va_end(args); } void API dw_vdebug(const char *format, va_list args) { NSString *nformat = [[NSString stringWithUTF8String:format] autorelease]; NSLogv(nformat, args); } /* * Displays a Message Box with given text and title.. * Parameters: * title: The title of the message box. * flags: flags to indicate buttons and icon * format: printf style format string. * ...: Additional variables for use in the format. */ int API dw_messagebox(const char *title, int flags, const char *format, ...) { va_list args; int rc; va_start(args, format); rc = dw_vmessagebox(title, flags, format, args); va_end(args); return rc; } int API dw_vmessagebox(const char *title, int flags, const char *format, va_list args) { NSInteger iResponse; NSString *button1 = @"OK"; NSString *button2 = nil; NSString *button3 = nil; NSString *mtitle = [NSString stringWithUTF8String:title]; NSString *mtext; UIAlertControllerStyle mstyle = UIAlertControllerStyleAlert; NSArray *params; static int in_mb = FALSE; /* Prevent recursion */ if(in_mb) return 0; in_mb = TRUE; if(flags & DW_MB_OKCANCEL) { button2 = @"Cancel"; } else if(flags & DW_MB_YESNO) { button1 = @"Yes"; button2 = @"No"; } else if(flags & DW_MB_YESNOCANCEL) { button1 = @"Yes"; button2 = @"No"; button3 = @"Cancel"; } mtext = [[NSString alloc] initWithFormat:[NSString stringWithUTF8String:format] arguments:args]; params = [NSMutableArray arrayWithObjects:mtitle, mtext, [NSNumber numberWithInteger:mstyle], button1, button2, button3, nil]; [DWObj safeCall:@selector(messageBox:) withObject:params]; in_mb = FALSE; iResponse = [[params lastObject] integerValue]; switch(iResponse) { case 1: /* user pressed OK */ if(flags & DW_MB_YESNO || flags & DW_MB_YESNOCANCEL) { return DW_MB_RETURN_YES; } return DW_MB_RETURN_OK; case 2: /* user pressed Cancel */ if(flags & DW_MB_OKCANCEL) { return DW_MB_RETURN_CANCEL; } return DW_MB_RETURN_NO; case 3: /* user pressed the third button */ return DW_MB_RETURN_CANCEL; } return 0; } /* * Opens a file dialog and queries user selection. * Parameters: * title: Title bar text for dialog. * defpath: The default path of the open dialog. * ext: Default file extention. * flags: DW_FILE_OPEN or DW_FILE_SAVE. * Returns: * NULL on error. A malloced buffer containing * the file path on success. * */ char * API dw_file_browse(const char *title, const char *defpath, const char *ext, int flags) { NSPointerArray *params = [[NSPointerArray pointerArrayWithOptions:NSPointerFunctionsOpaqueMemory] retain]; char *file = NULL; [params addPointer:(void *)defpath]; [params addPointer:(void *)ext]; [params addPointer:DW_INT_TO_POINTER(flags)]; [DWObj safeCall:@selector(filePicker:) withObject:params]; if([params count] > 3) file = [params pointerAtIndex:3]; return file; } /* * Gets the contents of the default clipboard as text. * Parameters: * None. * Returns: * Pointer to an allocated string of text or NULL if clipboard empty or contents could not * be converted to text. */ char *dw_clipboard_get_text() { UIPasteboard *pasteboard = [UIPasteboard generalPasteboard]; NSString *str = [pasteboard string]; if(str != nil) return strdup([str UTF8String]); return NULL; } /* * Sets the contents of the default clipboard to the supplied text. * Parameters: * Text. */ void dw_clipboard_set_text(const char *str, int len) { UIPasteboard *pasteboard = [UIPasteboard generalPasteboard]; [pasteboard setString:[NSString stringWithUTF8String:str]]; } /* * Allocates and initializes a dialog struct. * Parameters: * data: User defined data to be passed to functions. */ DWDialog * API dw_dialog_new(void *data) { DWDialog *tmp = malloc(sizeof(DWDialog)); if(tmp) { tmp->eve = dw_event_new(); dw_event_reset(tmp->eve); tmp->data = data; tmp->done = FALSE; tmp->result = NULL; } return tmp; } /* * Accepts a dialog struct and returns the given data to the * initial called of dw_dialog_wait(). * Parameters: * dialog: Pointer to a dialog struct aquired by dw_dialog_new). * result: Data to be returned by dw_dialog_wait(). */ int API dw_dialog_dismiss(DWDialog *dialog, void *result) { dialog->result = result; dw_event_post(dialog->eve); dialog->done = TRUE; return 0; } /* * Accepts a dialog struct waits for dw_dialog_dismiss() to be * called by a signal handler with the given dialog struct. * Parameters: * dialog: Pointer to a dialog struct aquired by dw_dialog_new). */ void * API dw_dialog_wait(DWDialog *dialog) { void *tmp = NULL; if(dialog) { while(!dialog->done) { _dw_main_iteration([NSDate dateWithTimeIntervalSinceNow:0.01]); } dw_event_close(&dialog->eve); tmp = dialog->result; free(dialog); } return tmp; } /* * Create a new Box to be packed. * Parameters: * type: Either DW_VERT (vertical) or DW_HORZ (horizontal). * pad: Number of pixels to pad around the box. */ DW_FUNCTION_DEFINITION(dw_box_new, HWND, int type, int pad) DW_FUNCTION_ADD_PARAM2(type, pad) DW_FUNCTION_RETURN(dw_box_new, HWND) DW_FUNCTION_RESTORE_PARAM2(type, int, pad, int) { DW_FUNCTION_INIT; DWBox *view = [[[DWBox alloc] init] retain]; Box *newbox = [view box]; memset(newbox, 0, sizeof(Box)); newbox->pad = pad; newbox->type = type; DW_FUNCTION_RETURN_THIS(view); } /* * Create a new Group Box to be packed. * Parameters: * type: Either DW_VERT (vertical) or DW_HORZ (horizontal). * pad: Number of pixels to pad around the box. * title: Text to be displayined in the group outline. */ HWND API dw_groupbox_new(int type, int pad, const char *title) { return dw_box_new(type, pad); } /* * Create a new scrollable Box to be packed. * Parameters: * type: Either DW_VERT (vertical) or DW_HORZ (horizontal). * pad: Number of pixels to pad around the box. */ DW_FUNCTION_DEFINITION(dw_scrollbox_new, HWND, int type, int pad) DW_FUNCTION_ADD_PARAM2(type, pad) DW_FUNCTION_RETURN(dw_scrollbox_new, HWND) DW_FUNCTION_RESTORE_PARAM2(type, int, pad, int) { DWScrollBox *scrollbox = [[[DWScrollBox alloc] init] retain]; DWBox *box = dw_box_new(type, pad); DWBox *tmpbox = dw_box_new(DW_VERT, 0); dw_box_pack_start(tmpbox, box, 1, 1, TRUE, TRUE, 0); [scrollbox setBox:box]; [scrollbox addSubview:tmpbox]; [scrollbox setScrollEnabled:YES]; [tmpbox release]; DW_FUNCTION_RETURN_THIS(scrollbox); } /* * Returns the position of the scrollbar in the scrollbox * Parameters: * handle: Handle to the scrollbox to be queried. * orient: The vertical or horizontal scrollbar. */ DW_FUNCTION_DEFINITION(dw_scrollbox_get_pos, int, HWND handle, int orient) DW_FUNCTION_ADD_PARAM2(handle, orient) DW_FUNCTION_RETURN(dw_scrollbox_get_pos, int) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, orient, int) { DWScrollBox *scrollbox = handle; NSArray *subviews = [scrollbox subviews]; UIView *view = [subviews firstObject]; CGSize contentsize = [scrollbox contentSize]; CGPoint contentoffset = [scrollbox contentOffset]; int range = 0; int val = 0; if(orient == DW_VERT) { range = [view bounds].size.height - contentsize.height; val = contentoffset.y; } else { range = [view bounds].size.width - contentsize.width; val = contentoffset.x; } if(val > range) { val = range; } DW_FUNCTION_RETURN_THIS(val); } /* * Gets the range for the scrollbar in the scrollbox. * Parameters: * handle: Handle to the scrollbox to be queried. * orient: The vertical or horizontal scrollbar. */ DW_FUNCTION_DEFINITION(dw_scrollbox_get_range, int, HWND handle, int orient) DW_FUNCTION_ADD_PARAM2(handle, orient) DW_FUNCTION_RETURN(dw_scrollbox_get_range, int) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, orient, int) { DWScrollBox *scrollbox = handle; NSArray *subviews = [scrollbox subviews]; UIView *view = [subviews firstObject]; int range = 0; if(orient == DW_VERT) { range = [view bounds].size.height; } else { range = [view bounds].size.width; } DW_FUNCTION_RETURN_THIS(range); } /* Return the handle to the text object */ id _dw_text_handle(id object) { if([object isMemberOfClass:[DWButton class]]) { DWButton *button = object; object = [button titleLabel]; } else if([object isMemberOfClass:[DWSpinButton class]]) { DWSpinButton *spinbutton = object; object = [spinbutton textfield]; } #if 0 /* TODO: Fix this when we have a groupbox implemented */ if([object isMemberOfClass:[NSBox class]]) { NSBox *box = object; id content = [box contentView]; if([content isMemberOfClass:[DWText class]]) { object = content; } } #endif return object; } /* Internal function to calculate the widget's required size.. * These are the general rules for widget sizes: * * Render/Unspecified: 1x1 * Scrolled(Container,Tree,MLE): Guessed size clamped to min and max in dw.h * Entryfield/Combobox/Spinbutton: 150x(maxfontheight) * Spinbutton: 50x(maxfontheight) * Text/Status: (textwidth)x(textheight) * Ranged: 100x14 or 14x100 for vertical. * Buttons/Bitmaps: Size of text or image and border. */ void _dw_control_size(id handle, int *width, int *height) { int thiswidth = 1, thisheight = 1, extrawidth = 0, extraheight = 0; NSString *nsstr = nil; id object = _dw_text_handle(handle); /* Handle all the different button types */ if([handle isMemberOfClass:[DWButton class]]) { UIImage *image = [handle imageForState:UIControlStateNormal]; if(image) { /* Image button */ CGSize size = [image size]; extrawidth = (int)size.width + 1; /* Height isn't additive */ thisheight = (int)size.height + 1; } /* Text button */ nsstr = [[handle titleLabel] text]; if(nsstr && [nsstr length] > 0) { /* With combined text/image we seem to * need a lot of additional width space. */ if(image) extrawidth += 30; else extrawidth += 8; extraheight += 4; } } /* If the control is an entryfield set width to 150 */ else if([object isKindOfClass:[UITextField class]]) { UIFont *font = [object font]; if([object isEditable]) { /* Spinbutton text doesn't need to be as wide */ if([handle isMemberOfClass:[DWSpinButton class]]) thiswidth = 50; else thiswidth = 150; } nsstr = [object text]; if(font) thisheight = (int)[font lineHeight]; /* Spinbuttons need some extra */ if([handle isMemberOfClass:[DWSpinButton class]]) { DWSpinButton *spinbutton = handle; CGSize size = [[spinbutton stepper] intrinsicContentSize]; /* Add the stepper width as extra... */ extrawidth = size.width; /* The height should be the bigger of the two */ if(size.height > thisheight) thisheight = size.height; } } /* Handle the ranged widgets */ else if([object isMemberOfClass:[DWPercent class]] || [object isMemberOfClass:[DWSlider class]]) { if([object isMemberOfClass:[DWSlider class]] && [object vertical]) { thiswidth = 25; thisheight = 100; } else { thiswidth = 100; thisheight = 25; } } /* Handle bitmap size */ else if([object isMemberOfClass:[UIImageView class]]) { UIImage *image = (UIImage *)[object image]; if(image) { CGSize size = [image size]; thiswidth = (int)size.width; thisheight = (int)size.height; } } /* Handle calendar */ else if([object isMemberOfClass:[DWCalendar class]]) { DWCalendar *calendar = object; CGSize size = [calendar intrinsicContentSize]; /* If we can't detect the size... */ if(size.width < 1 || size.height < 1) { if(DWOSMajor >= 14) { /* Bigger new style in ios 14 */ thiswidth = 200; thisheight = 200; } else { /* Smaller spinner style in iOS 13 and earlier */ thiswidth = 200; thisheight = 100; } } else { thiswidth = size.width; thisheight = size.height; } } /* MLE and Container */ else if([object isMemberOfClass:[DWMLE class]] || [object isMemberOfClass:[DWContainer class]]) { CGSize size; if([object isMemberOfClass:[DWMLE class]]) size = [object contentSize]; else size = [object getsize]; thiswidth = size.width; thisheight = size.height; if(thiswidth < _DW_SCROLLED_MIN_WIDTH) thiswidth = _DW_SCROLLED_MIN_WIDTH; if(thiswidth > _DW_SCROLLED_MAX_WIDTH) thiswidth = _DW_SCROLLED_MAX_WIDTH; if(thisheight < _DW_SCROLLED_MIN_HEIGHT) thisheight = _DW_SCROLLED_MIN_HEIGHT; if(thisheight > _DW_SCROLLED_MAX_HEIGHT) thisheight = _DW_SCROLLED_MAX_HEIGHT; } else if([object isKindOfClass:[UILabel class]]) { nsstr = [object text]; extrawidth = extraheight = 2; } #ifdef DW_INCLUDE_DEPRECATED /* Any other control type */ else if([object isKindOfClass:[UIControl class]]) nsstr = [object text]; #endif /* If we have a string... * calculate the size with the current font. */ if(nsstr) { int textwidth, textheight; /* If we have an empty string, use "gT" to get the most height for the font */ dw_font_text_extents_get(object, NULL, [nsstr length] ? (char *)[nsstr UTF8String] : "gT", &textwidth, &textheight); if(textheight > thisheight) thisheight = textheight; if(textwidth > thiswidth) thiswidth = textwidth; } /* Set the requested sizes */ if(width) *width = thiswidth + extrawidth; if(height) *height = thisheight + extraheight; } /* Internal box packing function called by the other 3 functions */ void _dw_box_pack(HWND box, HWND item, int index, int width, int height, int hsize, int vsize, int pad, char *funcname) { id object = box; DWBox *view = box; DWBox *this = item; Box *thisbox; int z, x = 0; Item *tmpitem, *thisitem; /* * If you try and pack an item into itself VERY bad things can happen; like at least an * infinite loop on GTK! Lets be safe! */ if(box == item) { dw_messagebox(funcname, DW_MB_OK|DW_MB_ERROR, "Danger! Danger! Will Robinson; box and item are the same!"); return; } /* Query the objects */ if([object isKindOfClass:[UIWindow class]]) { UIWindow *window = box; NSArray *subviews = [[[window rootViewController] view] subviews]; view = [subviews firstObject]; } else if([object isMemberOfClass:[DWScrollBox class]]) { DWScrollBox *scrollbox = box; view = [scrollbox box]; } thisbox = [view box]; thisitem = thisbox->items; object = item; /* Do some sanity bounds checking */ if(!thisitem) thisbox->count = 0; if(index < 0) index = 0; if(index > thisbox->count) index = thisbox->count; /* Duplicate the existing data */ tmpitem = calloc(sizeof(Item), (thisbox->count+1)); for(z=0;z<thisbox->count;z++) { if(z == index) x++; tmpitem[x] = thisitem[z]; x++; } /* Sanity checks */ if(vsize && !height) height = 1; if(hsize && !width) width = 1; /* Fill in the item data appropriately */ if([object isKindOfClass:[DWBox class]]) tmpitem[index].type = _DW_TYPE_BOX; else { if(width == 0 && hsize == FALSE) dw_messagebox(funcname, DW_MB_OK|DW_MB_ERROR, "Width and expand Horizonal both unset for box: %x item: %x",box,item); if(height == 0 && vsize == FALSE) dw_messagebox(funcname, DW_MB_OK|DW_MB_ERROR, "Height and expand Vertical both unset for box: %x item: %x",box,item); tmpitem[index].type = _DW_TYPE_ITEM; } tmpitem[index].hwnd = item; tmpitem[index].origwidth = tmpitem[index].width = width; tmpitem[index].origheight = tmpitem[index].height = height; tmpitem[index].pad = pad; tmpitem[index].hsize = hsize ? _DW_SIZE_EXPAND : _DW_SIZE_STATIC; tmpitem[index].vsize = vsize ? _DW_SIZE_EXPAND : _DW_SIZE_STATIC; /* If either of the parameters are -1 (DW_SIZE_AUTO) ... calculate the size */ if(width == DW_SIZE_AUTO || height == DW_SIZE_AUTO) _dw_control_size(object, width == DW_SIZE_AUTO ? &tmpitem[index].width : NULL, height == DW_SIZE_AUTO ? &tmpitem[index].height : NULL); thisbox->items = tmpitem; /* Update the item count */ thisbox->count++; /* Add the item to the box */ [view addSubview:this]; [this release]; /* If we are packing a button... */ if([this isMemberOfClass:[DWButton class]]) { DWButton *button = (DWButton *)this; /* Save the parent box so radio * buttons can use it later. */ [button setParent:view]; } /* Queue a redraw on the top-level window */ _dw_redraw([view window], TRUE); /* Free the old data */ if(thisitem) free(thisitem); } /* * Remove windows (widgets) from the box they are packed into. * Parameters: * handle: Window handle of the packed item to be removed. * Returns: * DW_ERROR_NONE on success and DW_ERROR_GENERAL on failure. */ DW_FUNCTION_DEFINITION(dw_box_unpack, int, HWND handle) DW_FUNCTION_ADD_PARAM1(handle) DW_FUNCTION_RETURN(dw_box_unpack, int) DW_FUNCTION_RESTORE_PARAM1(handle, HWND) { DW_FUNCTION_INIT; DW_LOCAL_POOL_IN; id object = handle; int retval = DW_ERROR_NONE; if([object isKindOfClass:[UIView class]] || [object isKindOfClass:[UIControl class]]) { DWBox *parent = (DWBox *)[object superview]; if([parent isKindOfClass:[DWBox class]]) { id window = [object window]; Box *thisbox = [parent box]; int z, index = -1; Item *tmpitem = NULL, *thisitem = thisbox->items; if(!thisitem) thisbox->count = 0; for(z=0;z<thisbox->count;z++) { if(thisitem[z].hwnd == object) index = z; } if(index == -1) retval = DW_ERROR_GENERAL; else { [object retain]; [object removeFromSuperview]; if(thisbox->count > 1) { tmpitem = calloc(sizeof(Item), (thisbox->count-1)); /* Copy all but the current entry to the new list */ for(z=0;z<index;z++) { tmpitem[z] = thisitem[z]; } for(z=index+1;z<thisbox->count;z++) { tmpitem[z-1] = thisitem[z]; } } thisbox->items = tmpitem; if(thisitem) free(thisitem); if(tmpitem) thisbox->count--; else thisbox->count = 0; /* Queue a redraw on the top-level window */ _dw_redraw(window, TRUE); } } } DW_LOCAL_POOL_OUT; DW_FUNCTION_RETURN_THIS(retval); } /* * Remove windows (widgets) from a box at an arbitrary location. * Parameters: * box: Window handle of the box to be removed from. * index: 0 based index of packed items. * Returns: * Handle to the removed item on success, 0 on failure or padding. */ DW_FUNCTION_DEFINITION(dw_box_unpack_at_index, HWND, HWND box, int index) DW_FUNCTION_ADD_PARAM2(box, index) DW_FUNCTION_RETURN(dw_box_unpack_at_index, HWND) DW_FUNCTION_RESTORE_PARAM2(box, HWND, index, int) { DW_FUNCTION_INIT; DW_LOCAL_POOL_IN; DWBox *parent = (DWBox *)box; id object = nil; if([parent isKindOfClass:[DWBox class]]) { id window = [parent window]; Box *thisbox = [parent box]; if(thisbox && index > -1 && index < thisbox->count) { int z; Item *tmpitem = NULL, *thisitem = thisbox->items; object = thisitem[index].hwnd; if(object) { [object retain]; [object removeFromSuperview]; } if(thisbox->count > 1) { tmpitem = calloc(sizeof(Item), (thisbox->count-1)); /* Copy all but the current entry to the new list */ for(z=0;thisitem && z<index;z++) { tmpitem[z] = thisitem[z]; } for(z=index+1;z<thisbox->count;z++) { tmpitem[z-1] = thisitem[z]; } } thisbox->items = tmpitem; if(thisitem) free(thisitem); if(tmpitem) thisbox->count--; else thisbox->count = 0; /* Queue a redraw on the top-level window */ _dw_redraw(window, TRUE); } } DW_LOCAL_POOL_OUT; DW_FUNCTION_RETURN_THIS(object); } /* * Pack windows (widgets) into a box at an arbitrary location. * Parameters: * box: Window handle of the box to be packed into. * item: Window handle of the item to pack. * index: 0 based index of packed items. * width: Width in pixels of the item or -1 to be self determined. * height: Height in pixels of the item or -1 to be self determined. * hsize: TRUE if the window (widget) should expand horizontally to fill space given. * vsize: TRUE if the window (widget) should expand vertically to fill space given. * pad: Number of pixels of padding around the item. */ DW_FUNCTION_DEFINITION(dw_box_pack_at_index, void, HWND box, HWND item, int index, int width, int height, int hsize, int vsize, int pad) DW_FUNCTION_ADD_PARAM8(box, item, index, width, height, hsize, vsize, pad) DW_FUNCTION_NO_RETURN(dw_box_pack_at_index) DW_FUNCTION_RESTORE_PARAM8(box, HWND, item, HWND, index, int, width, int, height, int, hsize, int, vsize, int, pad, int) { _dw_box_pack(box, item, index, width, height, hsize, vsize, pad, "dw_box_pack_at_index()"); DW_FUNCTION_RETURN_NOTHING; } /* * Pack windows (widgets) into a box from the start (or top). * Parameters: * box: Window handle of the box to be packed into. * item: Window handle of the item to pack. * width: Width in pixels of the item or -1 to be self determined. * height: Height in pixels of the item or -1 to be self determined. * hsize: TRUE if the window (widget) should expand horizontally to fill space given. * vsize: TRUE if the window (widget) should expand vertically to fill space given. * pad: Number of pixels of padding around the item. */ DW_FUNCTION_DEFINITION(dw_box_pack_start, void, HWND box, HWND item, int width, int height, int hsize, int vsize, int pad) DW_FUNCTION_ADD_PARAM7(box, item, width, height, hsize, vsize, pad) DW_FUNCTION_NO_RETURN(dw_box_pack_start) DW_FUNCTION_RESTORE_PARAM7(box, HWND, item, HWND, width, int, height, int, hsize, int, vsize, int, pad, int) { /* 65536 is the table limit on GTK... * seems like a high enough value we will never hit it here either. */ _dw_box_pack(box, item, 65536, width, height, hsize, vsize, pad, "dw_box_pack_start()"); DW_FUNCTION_RETURN_NOTHING; } /* * Pack windows (widgets) into a box from the end (or bottom). * Parameters: * box: Window handle of the box to be packed into. * item: Window handle of the item to pack. * width: Width in pixels of the item or -1 to be self determined. * height: Height in pixels of the item or -1 to be self determined. * hsize: TRUE if the window (widget) should expand horizontally to fill space given. * vsize: TRUE if the window (widget) should expand vertically to fill space given. * pad: Number of pixels of padding around the item. */ DW_FUNCTION_DEFINITION(dw_box_pack_end, void, HWND box, HWND item, int width, int height, int hsize, int vsize, int pad) DW_FUNCTION_ADD_PARAM7(box, item, width, height, hsize, vsize, pad) DW_FUNCTION_NO_RETURN(dw_box_pack_end) DW_FUNCTION_RESTORE_PARAM7(box, HWND, item, HWND, width, int, height, int, hsize, int, vsize, int, pad, int) { _dw_box_pack(box, item, 0, width, height, hsize, vsize, pad, "dw_box_pack_end()"); DW_FUNCTION_RETURN_NOTHING; } /* Internal function to create a basic button, used by all button types */ HWND _dw_internal_button_new(const char *text, ULONG cid, UIButtonType type) { DWButton *button = [[DWButton buttonWithType:type] retain]; if(text) { [button setTitle:[NSString stringWithUTF8String:text] forState:UIControlStateNormal]; } [button addTarget:button action:@selector(buttonClicked:) forControlEvents:UIControlEventTouchUpInside]; [button setTag:cid]; if(DWDefaultFont) { [[button titleLabel] setFont:DWDefaultFont]; } return button; } /* * Create a new button window (widget) to be packed. * Parameters: * text: The text to be display by the static text widget. * id: An ID to be used with dw_window_from_id() or 0L. */ DW_FUNCTION_DEFINITION(dw_button_new, HWND, const char *text, ULONG cid) DW_FUNCTION_ADD_PARAM2(text, cid) DW_FUNCTION_RETURN(dw_button_new, HWND) DW_FUNCTION_RESTORE_PARAM2(text, const char *, cid, ULONG) { DWButton *button = _dw_internal_button_new(text, cid, UIButtonTypeSystem); [button setContentHorizontalAlignment:UIControlContentHorizontalAlignmentCenter]; DW_FUNCTION_RETURN_THIS(button); } /* * Create a new Entryfield window (widget) to be packed. * Parameters: * text: The default text to be in the entryfield widget. * id: An ID to be used with dw_window_from_id() or 0L. */ DW_FUNCTION_DEFINITION(dw_entryfield_new, HWND, const char *text, ULONG cid) DW_FUNCTION_ADD_PARAM2(text, cid) DW_FUNCTION_RETURN(dw_entryfield_new, HWND) DW_FUNCTION_RESTORE_PARAM2(text, const char *, cid, ULONG) { DWEntryField *entry = [[[DWEntryField alloc] init] retain]; [entry setText:[ NSString stringWithUTF8String:text ]]; [entry setTag:cid]; [entry setDelegate:entry]; DW_FUNCTION_RETURN_THIS(entry); } /* * Create a new Entryfield (password) window (widget) to be packed. * Parameters: * text: The default text to be in the entryfield widget. * id: An ID to be used with dw_window_from_id() or 0L. */ DW_FUNCTION_DEFINITION(dw_entryfield_password_new, HWND, const char *text, ULONG cid) DW_FUNCTION_ADD_PARAM2(text, cid) DW_FUNCTION_RETURN(dw_entryfield_password_new, HWND) DW_FUNCTION_RESTORE_PARAM2(text, const char *, cid, ULONG) { DWEntryField *entry = dw_entryfield_new(text, cid); [entry setSecureTextEntry:YES]; [entry setDelegate:entry]; DW_FUNCTION_RETURN_THIS(entry); } /* * Sets the entryfield character limit. * Parameters: * handle: Handle to the spinbutton to be set. * limit: Number of characters the entryfield will take. */ DW_FUNCTION_DEFINITION(dw_entryfield_set_limit, void, HWND handle, unsigned long limit) DW_FUNCTION_ADD_PARAM2(handle, limit) DW_FUNCTION_NO_RETURN(dw_entryfield_set_limit) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, limit, unsigned long) { DWEntryField *entry = handle; [entry setMaximumLength:limit]; DW_FUNCTION_RETURN_NOTHING; } /* * Create a new bitmap button window (widget) to be packed. * Parameters: * text: Bubble help text to be displayed. * id: An ID of a bitmap in the resource file. */ DW_FUNCTION_DEFINITION(dw_bitmapbutton_new, HWND, DW_UNUSED(const char *text), ULONG cid) DW_FUNCTION_ADD_PARAM2(text, cid) DW_FUNCTION_RETURN(dw_bitmapbutton_new, HWND) DW_FUNCTION_RESTORE_PARAM2(DW_UNUSED(text), const char *, cid, ULONG) { NSBundle *bundle = [NSBundle mainBundle]; NSString *respath = [bundle resourcePath]; NSString *filepath = [respath stringByAppendingFormat:@"/%lu.png", cid]; UIImage *image = [[UIImage alloc] initWithContentsOfFile:filepath]; DWButton *button = _dw_internal_button_new("", cid, UIButtonTypeCustom); if(image) { [button setImage:image forState:UIControlStateNormal]; [image release]; } DW_FUNCTION_RETURN_THIS(button); } /* * Create a new bitmap button window (widget) to be packed from a file. * Parameters: * text: Bubble help text to be displayed. * id: An ID to be used with dw_window_from_id() or 0L. * filename: Name of the file, omit extention to have * DW pick the appropriate file extension. * (BMP on OS/2 or Windows, XPM on Unix) */ DW_FUNCTION_DEFINITION(dw_bitmapbutton_new_from_file, HWND, DW_UNUSED(const char *text), ULONG cid, const char *filename) DW_FUNCTION_ADD_PARAM3(text, cid, filename) DW_FUNCTION_RETURN(dw_bitmapbutton_new_from_file, HWND) DW_FUNCTION_RESTORE_PARAM3(DW_UNUSED(text), const char *, cid, ULONG, filename, const char *) { char *ext = _dw_get_image_extension(filename); NSString *nstr = [ NSString stringWithUTF8String:filename ]; UIImage *image = [[UIImage alloc] initWithContentsOfFile:nstr]; if(!image && ext) { nstr = [nstr stringByAppendingString: [NSString stringWithUTF8String:ext]]; image = [[UIImage alloc] initWithContentsOfFile:nstr]; } DWButton *button = _dw_internal_button_new("", cid, UIButtonTypeCustom); if(image) { [button setImage:image forState:UIControlStateNormal]; [image release]; } DW_FUNCTION_RETURN_THIS(button); } /* * Create a new bitmap button window (widget) to be packed from data. * Parameters: * text: Bubble help text to be displayed. * id: An ID to be used with dw_window_from_id() or 0L. * data: The contents of the image * (BMP or ICO on OS/2 or Windows, XPM on Unix) * len: length of str */ DW_FUNCTION_DEFINITION(dw_bitmapbutton_new_from_data, HWND, DW_UNUSED(const char *text), ULONG cid, const char *data, int len) DW_FUNCTION_ADD_PARAM4(text, cid, data, len) DW_FUNCTION_RETURN(dw_bitmapbutton_new_from_data, HWND) DW_FUNCTION_RESTORE_PARAM4(DW_UNUSED(text), const char *, cid, ULONG, data, const char *, len, int) { NSData *thisdata = [NSData dataWithBytes:data length:len]; UIImage *image = [[UIImage alloc] initWithData:thisdata]; DWButton *button = _dw_internal_button_new("", cid, UIButtonTypeCustom); if(image) { [button setImage:image forState:UIControlStateNormal]; [image release]; } DW_FUNCTION_RETURN_THIS(button); } /* * Create a new spinbutton window (widget) to be packed. * Parameters: * text: The text to be display by the static text widget. * id: An ID to be used with dw_window_from_id() or 0L. */ DW_FUNCTION_DEFINITION(dw_spinbutton_new, HWND, const char *text, ULONG cid) DW_FUNCTION_ADD_PARAM2(text, cid) DW_FUNCTION_RETURN(dw_spinbutton_new, HWND) DW_FUNCTION_RESTORE_PARAM2(text, const char *, cid, ULONG) { DWSpinButton *spinbutton = [[[DWSpinButton alloc] init] retain]; UIStepper *stepper = [spinbutton stepper]; UITextField *textfield = [spinbutton textfield]; long val = atol(text); [stepper setStepValue:1]; [stepper setTag:cid]; [stepper setMinimumValue:-65536]; [stepper setMaximumValue:65536]; [stepper setValue:(float)val]; [textfield setText:[NSString stringWithFormat:@"%ld",val]]; DW_FUNCTION_RETURN_THIS(spinbutton); } /* * Sets the spinbutton value. * Parameters: * handle: Handle to the spinbutton to be set. * position: Current value of the spinbutton. */ DW_FUNCTION_DEFINITION(dw_spinbutton_set_pos, void, HWND handle, long position) DW_FUNCTION_ADD_PARAM2(handle, position) DW_FUNCTION_NO_RETURN(dw_spinbutton_set_pos) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, position, long) { DWSpinButton *spinbutton = handle; UIStepper *stepper = [spinbutton stepper]; UITextField *textfield = [spinbutton textfield]; [stepper setValue:(float)position]; [textfield setText:[NSString stringWithFormat:@"%ld",position]]; DW_FUNCTION_RETURN_NOTHING; } /* * Sets the spinbutton limits. * Parameters: * handle: Handle to the spinbutton to be set. * upper: Upper limit. * lower: Lower limit. */ DW_FUNCTION_DEFINITION(dw_spinbutton_set_limits, void, HWND handle, long upper, long lower) DW_FUNCTION_ADD_PARAM3(handle, upper, lower) DW_FUNCTION_NO_RETURN(dw_spinbutton_set_limits) DW_FUNCTION_RESTORE_PARAM3(handle, HWND, upper, long, lower, long) { DWSpinButton *spinbutton = handle; UIStepper *stepper = [spinbutton stepper]; [stepper setMinimumValue:(double)lower]; [stepper setMaximumValue:(double)upper]; DW_FUNCTION_RETURN_NOTHING; } /* * Returns the current value of the spinbutton. * Parameters: * handle: Handle to the spinbutton to be queried. */ DW_FUNCTION_DEFINITION(dw_spinbutton_get_pos, long, HWND handle) DW_FUNCTION_ADD_PARAM1(handle) DW_FUNCTION_RETURN(dw_spinbutton_get_pos, long) DW_FUNCTION_RESTORE_PARAM1(handle, HWND) { DWSpinButton *spinbutton = handle; long retval; UIStepper *stepper = [spinbutton stepper]; retval = (long)[stepper value]; DW_FUNCTION_RETURN_THIS(retval); } /* * Create a new radiobutton window (widget) to be packed. * Parameters: * text: The text to be display by the static text widget. * id: An ID to be used with dw_window_from_id() or 0L. */ DW_FUNCTION_DEFINITION(dw_radiobutton_new, HWND, const char *text, ULONG cid) DW_FUNCTION_ADD_PARAM2(text, cid) DW_FUNCTION_RETURN(dw_radiobutton_new, HWND) DW_FUNCTION_RESTORE_PARAM2(text, const char *, cid, ULONG) { DWButton *button = _dw_internal_button_new(text, cid, UIButtonTypeSystem); [button setType:_DW_BUTTON_TYPE_RADIO]; DW_FUNCTION_RETURN_THIS(button); } /* * Create a new slider window (widget) to be packed. * Parameters: * vertical: TRUE or FALSE if slider is vertical. * increments: Number of increments available. * id: An ID to be used with dw_window_from_id() or 0L. */ DW_FUNCTION_DEFINITION(dw_slider_new, HWND, int vertical, int increments, ULONG cid) DW_FUNCTION_ADD_PARAM3(vertical, increments, cid) DW_FUNCTION_RETURN(dw_slider_new, HWND) DW_FUNCTION_RESTORE_PARAM3(vertical, int, increments, int, cid, ULONG) { DWSlider *slider = [[[DWSlider alloc] init] retain]; [slider setMaximumValue:(double)increments]; [slider setMinimumValue:0]; [slider setContinuous:YES]; [slider addTarget:slider action:@selector(sliderChanged:) forControlEvents:UIControlEventValueChanged]; [slider setTag:cid]; [slider setVertical:(vertical ? YES : NO)]; DW_FUNCTION_RETURN_THIS(slider); } /* * Returns the position of the slider. * Parameters: * handle: Handle to the slider to be queried. */ unsigned int API dw_slider_get_pos(HWND handle) { DWSlider *slider = handle; double val = [slider value]; return (int)val; } /* * Sets the slider position. * Parameters: * handle: Handle to the slider to be set. * position: Position of the slider withing the range. */ void API dw_slider_set_pos(HWND handle, unsigned int position) { DWSlider *slider = handle; [slider setValue:(double)position]; } /* * Create a new scrollbar window (widget) to be packed. * Parameters: * vertical: TRUE or FALSE if scrollbar is vertical. * increments: Number of increments available. * id: An ID to be used with dw_window_from_id() or 0L. */ DW_FUNCTION_DEFINITION(dw_scrollbar_new, HWND, int vertical, ULONG cid) DW_FUNCTION_ADD_PARAM2(vertical, cid) DW_FUNCTION_RETURN(dw_scrollbar_new, HWND) DW_FUNCTION_RESTORE_PARAM2(vertical, int, cid, ULONG) { DWSlider *slider = dw_slider_new(vertical, 1, cid); [slider setMinimumTrackTintColor:[UIColor clearColor]]; [slider setMaximumTrackTintColor:[UIColor clearColor]]; DW_FUNCTION_RETURN_THIS(slider); } /* * Returns the position of the scrollbar. * Parameters: * handle: Handle to the scrollbar to be queried. */ unsigned int API dw_scrollbar_get_pos(HWND handle) { return dw_slider_get_pos(handle); } /* * Sets the scrollbar position. * Parameters: * handle: Handle to the scrollbar to be set. * position: Position of the scrollbar withing the range. */ void API dw_scrollbar_set_pos(HWND handle, unsigned int position) { dw_slider_set_pos(handle, position); } /* * Sets the scrollbar range. * Parameters: * handle: Handle to the scrollbar to be set. * range: Maximum range value. * visible: Visible area relative to the range. */ void API dw_scrollbar_set_range(HWND handle, unsigned int range, unsigned int visible) { DWSlider *slider = handle; [slider setMaximumValue:(double)range]; } /* * Create a new percent bar window (widget) to be packed. * Parameters: * id: An ID to be used with dw_window_from_id() or 0L. */ DW_FUNCTION_DEFINITION(dw_percent_new, HWND, ULONG cid) DW_FUNCTION_ADD_PARAM1(cid) DW_FUNCTION_RETURN(dw_percent_new, HWND) DW_FUNCTION_RESTORE_PARAM1(cid, ULONG) { DWPercent *percent = [[[DWPercent alloc] init] retain]; [percent setTag:cid]; DW_FUNCTION_RETURN_THIS(percent); } /* * Sets the percent bar position. * Parameters: * handle: Handle to the percent bar to be set. * position: Position of the percent bar withing the range. */ DW_FUNCTION_DEFINITION(dw_percent_set_pos, void, HWND handle, unsigned int position) DW_FUNCTION_ADD_PARAM2(handle, position) DW_FUNCTION_NO_RETURN(dw_percent_set_pos) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, position, unsigned int) { DW_FUNCTION_INIT; DWPercent *percent = handle; /* Handle indeterminate */ if(position == DW_PERCENT_INDETERMINATE) { [percent setProgress:0 animated:NO]; } else { /* Handle normal */ [percent setProgress:(float)position/100.0 animated:YES]; } DW_FUNCTION_RETURN_NOTHING; } /* * Create a new checkbox window (widget) to be packed. * Parameters: * text: The text to be display by the static text widget. * id: An ID to be used with dw_window_from_id() or 0L. */ DW_FUNCTION_DEFINITION(dw_checkbox_new, HWND, const char *text, ULONG cid) DW_FUNCTION_ADD_PARAM2(text, cid) DW_FUNCTION_RETURN(dw_checkbox_new, HWND) DW_FUNCTION_RESTORE_PARAM2(text, const char *, cid, ULONG) { DWButton *button = _dw_internal_button_new(text, cid, UIButtonTypeSystem); [button setType:_DW_BUTTON_TYPE_CHECK]; DW_FUNCTION_RETURN_THIS(button); } /* * Returns the state of the checkbox. * Parameters: * handle: Handle to the checkbox to be queried. */ DW_FUNCTION_DEFINITION(dw_checkbox_get, int, HWND handle) DW_FUNCTION_ADD_PARAM1(handle) DW_FUNCTION_RETURN(dw_checkbox_get, int) DW_FUNCTION_RESTORE_PARAM1(handle, HWND) { DWButton *button = handle; int retval = FALSE; if([button checkState]) retval = TRUE; DW_FUNCTION_RETURN_THIS(retval); } /* * Sets the state of the checkbox. * Parameters: * handle: Handle to the checkbox to be queried. * value: TRUE for checked, FALSE for unchecked. */ DW_FUNCTION_DEFINITION(dw_checkbox_set, void, HWND handle, int value) DW_FUNCTION_ADD_PARAM2(handle, value) DW_FUNCTION_NO_RETURN(dw_checkbox_set) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, value, int) { DWButton *button = handle; [button setCheckState:value]; DW_FUNCTION_RETURN_NOTHING; } /* Internal common function to create containers and listboxes */ HWND _dw_cont_new(ULONG cid, int multi) { DWContainer *cont = [[[DWContainer alloc] init] retain]; [cont setAllowsMultipleSelection:(multi ? YES : NO)]; [cont setDataSource:cont]; [cont setDelegate:cont]; [cont setTag:cid]; [cont setRowHeight:UITableViewAutomaticDimension]; [cont setEstimatedRowHeight:(_dw_container_mode > DW_CONTAINER_MODE_DEFAULT ? 85.0 : 44.0)]; [cont setRowBgOdd:DW_RGB_TRANSPARENT andEven:DW_RGB_TRANSPARENT]; return cont; } /* * Create a new listbox window (widget) to be packed. * Parameters: * id: An ID to be used with dw_window_from_id() or 0L. * multi: Multiple select TRUE or FALSE. */ DW_FUNCTION_DEFINITION(dw_listbox_new, HWND, ULONG cid, int multi) DW_FUNCTION_ADD_PARAM2(cid, multi) DW_FUNCTION_RETURN(dw_listbox_new, HWND) DW_FUNCTION_RESTORE_PARAM2(cid, ULONG, multi, int) { DW_FUNCTION_INIT; DWContainer *cont = _dw_cont_new(cid, multi); [cont setup]; [cont addColumn:@"" andType:DW_CFA_STRING]; DW_FUNCTION_RETURN_THIS(cont); } /* * Appends the specified text to the listbox's (or combobox) entry list. * Parameters: * handle: Handle to the listbox to be appended to. * text: Text to append into listbox. */ DW_FUNCTION_DEFINITION(dw_listbox_append, void, HWND handle, const char *text) DW_FUNCTION_ADD_PARAM2(handle, text) DW_FUNCTION_NO_RETURN(dw_listbox_append) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, text, char *) { DW_FUNCTION_INIT; id object = handle; if([object isMemberOfClass:[DWComboBox class]]) { DWComboBox *combo = handle; [combo append:[NSString stringWithUTF8String:text]]; } else if([object isMemberOfClass:[DWContainer class]]) { DWContainer *cont = handle; NSString *nstr = [NSString stringWithUTF8String:text]; [cont addRow:_dw_table_cell_view_new(nil, nstr, nil)]; [cont reloadData]; [cont setNeedsDisplay]; } DW_FUNCTION_RETURN_NOTHING; } /* * Inserts the specified text into the listbox's (or combobox) entry list. * Parameters: * handle: Handle to the listbox to be inserted into. * text: Text to insert into listbox. * pos: 0-based position to insert text */ DW_FUNCTION_DEFINITION(dw_listbox_insert, void, HWND handle, const char *text, int pos) DW_FUNCTION_ADD_PARAM3(handle, text, pos) DW_FUNCTION_NO_RETURN(dw_listbox_insert) DW_FUNCTION_RESTORE_PARAM3(handle, HWND, text, const char *, pos, int) { DW_FUNCTION_INIT; id object = handle; if([object isMemberOfClass:[DWComboBox class]]) { DWComboBox *combo = handle; [combo insert:[NSString stringWithUTF8String:text] atIndex:pos]; } else if([object isMemberOfClass:[DWContainer class]]) { DWContainer *cont = handle; NSString *nstr = [NSString stringWithUTF8String:text]; [cont insertRow:_dw_table_cell_view_new(nil, nstr, nil) at:pos]; [cont reloadData]; [cont setNeedsDisplay]; } DW_FUNCTION_RETURN_NOTHING; } /* * Appends the specified text items to the listbox's (or combobox) entry list. * Parameters: * handle: Handle to the listbox to be appended to. * text: Text strings to append into listbox. * count: Number of text strings to append */ DW_FUNCTION_DEFINITION(dw_listbox_list_append, void, HWND handle, char **text, int count) DW_FUNCTION_ADD_PARAM3(handle, text, count) DW_FUNCTION_NO_RETURN(dw_listbox_list_append) DW_FUNCTION_RESTORE_PARAM3(handle, HWND, text, char **, count, int) { DW_FUNCTION_INIT; id object = handle; if([object isMemberOfClass:[DWComboBox class]]) { DWComboBox *combo = handle; int z; for(z=0;z<count;z++) { NSString *nstr = [NSString stringWithUTF8String:text[z]]; [combo append:nstr]; } } else if([object isMemberOfClass:[DWContainer class]]) { DWContainer *cont = handle; int z; for(z=0;z<count;z++) { NSString *nstr = [NSString stringWithUTF8String:text[z]]; [cont addRow:_dw_table_cell_view_new(nil, nstr, nil)]; } [cont reloadData]; [cont setNeedsDisplay]; } DW_FUNCTION_RETURN_NOTHING; } /* * Clears the listbox's (or combobox) list of all entries. * Parameters: * handle: Handle to the listbox to be cleared. */ DW_FUNCTION_DEFINITION(dw_listbox_clear, void, HWND handle) DW_FUNCTION_ADD_PARAM1(handle) DW_FUNCTION_NO_RETURN(dw_listbox_clear) DW_FUNCTION_RESTORE_PARAM1(handle, HWND) { DW_FUNCTION_INIT; id object = handle; if([object isMemberOfClass:[DWComboBox class]]) { DWComboBox *combo = handle; [combo clear]; } if([object isMemberOfClass:[DWContainer class]]) { DWContainer *cont = handle; [cont clear]; [cont reloadData]; [cont setNeedsDisplay]; } DW_FUNCTION_RETURN_NOTHING; } /* * Returns the listbox's item count. * Parameters: * handle: Handle to the listbox to be cleared. */ DW_FUNCTION_DEFINITION(dw_listbox_count, int, HWND handle) DW_FUNCTION_ADD_PARAM1(handle) DW_FUNCTION_RETURN(dw_listbox_count, int) DW_FUNCTION_RESTORE_PARAM1(handle, HWND) { DW_FUNCTION_INIT; id object = handle; int result = 0; if([object isMemberOfClass:[DWComboBox class]]) { DWComboBox *combo = handle; result = [combo count]; } else if([object isMemberOfClass:[DWContainer class]]) { DWContainer *cont = handle; result = (int)[cont numberOfRowsInSection:0]; } DW_FUNCTION_RETURN_THIS(result); } /* * Sets the topmost item in the viewport. * Parameters: * handle: Handle to the listbox to be cleared. * top: Index to the top item. */ DW_FUNCTION_DEFINITION(dw_listbox_set_top, void, HWND handle, int top) DW_FUNCTION_ADD_PARAM2(handle, top) DW_FUNCTION_NO_RETURN(dw_listbox_set_top) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, top, int) { DW_FUNCTION_INIT; id object = handle; if([object isMemberOfClass:[DWContainer class]]) { DWContainer *cont = handle; NSIndexPath *myIP = [NSIndexPath indexPathForRow:top inSection:0]; [cont scrollToRowAtIndexPath:myIP atScrollPosition:UITableViewScrollPositionNone animated:NO]; } DW_FUNCTION_RETURN_NOTHING; } /* * Copies the given index item's text into buffer. * Parameters: * handle: Handle to the listbox to be queried. * index: Index into the list to be queried. * buffer: Buffer where text will be copied. * length: Length of the buffer (including NULL). */ DW_FUNCTION_DEFINITION(dw_listbox_get_text, void, HWND handle, unsigned int index, char *buffer, unsigned int length) DW_FUNCTION_ADD_PARAM4(handle, index, buffer, length) DW_FUNCTION_NO_RETURN(dw_listbox_get_text) DW_FUNCTION_RESTORE_PARAM4(handle, HWND, index, unsigned int, buffer, char *, length, unsigned int) { DW_FUNCTION_INIT; id object = handle; if([object isMemberOfClass:[DWComboBox class]]) { DWComboBox *combo = handle; NSString *nstr = [combo getTextAtIndex:index]; if(nstr) strncpy(buffer, [nstr UTF8String], length - 1); else *buffer = '\0'; } else if([object isMemberOfClass:[DWContainer class]]) { DWContainer *cont = handle; int count = (int)[cont numberOfRowsInSection:0]; if(index > count) { *buffer = '\0'; } else { DWTableViewCell *cell = [cont getRow:index]; NSString *nstr = [[cell label] text]; strncpy(buffer, [nstr UTF8String], length - 1); } } DW_FUNCTION_RETURN_NOTHING; } /* * Sets the text of a given listbox entry. * Parameters: * handle: Handle to the listbox to be queried. * index: Index into the list to be queried. * buffer: Buffer where text will be copied. */ DW_FUNCTION_DEFINITION(dw_listbox_set_text, void, HWND handle, unsigned int index, const char *buffer) DW_FUNCTION_ADD_PARAM3(handle, index, buffer) DW_FUNCTION_NO_RETURN(dw_listbox_set_text) DW_FUNCTION_RESTORE_PARAM3(handle, HWND, index, unsigned int, buffer, char *) { DW_FUNCTION_INIT; id object = handle; if([object isMemberOfClass:[DWComboBox class]]) { DWComboBox *combo = handle; [combo setText:[NSString stringWithUTF8String:buffer] atIndex:index]; } else if([object isMemberOfClass:[DWContainer class]]) { DWContainer *cont = handle; int count = (int)[cont numberOfRowsInSection:0]; if(index <= count) { NSString *nstr = [NSString stringWithUTF8String:buffer]; DWTableViewCell *cell = [cont getRow:index]; [[cell label] setText:nstr]; [cont reloadData]; [cont setNeedsDisplay]; } } DW_FUNCTION_RETURN_NOTHING; } /* * Returns the index to the item in the list currently selected. * Parameters: * handle: Handle to the listbox to be queried. */ DW_FUNCTION_DEFINITION(dw_listbox_selected, int, HWND handle) DW_FUNCTION_ADD_PARAM1(handle) DW_FUNCTION_RETURN(dw_listbox_selected, int) DW_FUNCTION_RESTORE_PARAM1(handle, HWND) { DW_FUNCTION_INIT; id object = handle; int result = -1; if([object isMemberOfClass:[DWComboBox class]]) { DWComboBox *combo = handle; result = [combo selectedIndex]; } else if([object isMemberOfClass:[DWContainer class]]) { DWContainer *cont = handle; NSIndexPath *ip = [cont indexPathForSelectedRow]; if(ip) result = (int)ip.row; } DW_FUNCTION_RETURN_THIS(result); } /* * Returns the index to the current selected item or -1 when done. * Parameters: * handle: Handle to the listbox to be queried. * where: Either the previous return or -1 to restart. */ DW_FUNCTION_DEFINITION(dw_listbox_selected_multi, int, HWND handle, int where) DW_FUNCTION_ADD_PARAM2(handle, where) DW_FUNCTION_RETURN(dw_listbox_selected_multi, int) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, where, int) { DW_FUNCTION_INIT; id object = handle; int retval = -1; if([object isMemberOfClass:[DWContainer class]]) { DWContainer *cont = handle; NSArray *selected = [cont indexPathsForSelectedRows]; NSIndexPath *ip = [selected objectAtIndex:(where == -1 ? 0 :where)]; if(ip) retval = (int)ip.row; } DW_FUNCTION_RETURN_THIS(retval) } /* * Sets the selection state of a given index. * Parameters: * handle: Handle to the listbox to be set. * index: Item index. * state: TRUE if selected FALSE if unselected. */ DW_FUNCTION_DEFINITION(dw_listbox_select, void, HWND handle, int index, DW_UNUSED(int state)) DW_FUNCTION_ADD_PARAM3(handle, index, state) DW_FUNCTION_NO_RETURN(dw_listbox_select) DW_FUNCTION_RESTORE_PARAM3(handle, HWND, index, int, DW_UNUSED(state), int) { DW_FUNCTION_INIT; id object = handle; if([object isMemberOfClass:[DWContainer class]]) { DWContainer *cont = handle; NSIndexPath *ip = [NSIndexPath indexPathForRow:index inSection:0]; [cont selectRowAtIndexPath:ip animated:NO scrollPosition:UITableViewScrollPositionNone]; } else if([object isMemberOfClass:[DWComboBox class]]) { DWComboBox *combo = handle; [combo selectIndex:index]; } DW_FUNCTION_RETURN_NOTHING; } /* * Deletes the item with given index from the list. * Parameters: * handle: Handle to the listbox to be set. * index: Item index. */ DW_FUNCTION_DEFINITION(dw_listbox_delete, void, HWND handle, int index) DW_FUNCTION_ADD_PARAM2(handle, index) DW_FUNCTION_NO_RETURN(dw_listbox_delete) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, index, int) { DW_FUNCTION_INIT; id object = handle; if([object isMemberOfClass:[DWComboBox class]]) { DWComboBox *combo = handle; [combo deleteAtIndex:index]; } else if([object isMemberOfClass:[DWContainer class]]) { DWContainer *cont = handle; [cont removeRow:index]; [cont reloadData]; [cont setNeedsDisplay]; } DW_FUNCTION_RETURN_NOTHING; } /* * Create a new Combobox window (widget) to be packed. * Parameters: * text: The default text to be in the combpbox widget. * id: An ID to be used with dw_window_from_id() or 0L. */ DW_FUNCTION_DEFINITION(dw_combobox_new, HWND, const char *text, ULONG cid) DW_FUNCTION_ADD_PARAM2(text, cid) DW_FUNCTION_RETURN(dw_combobox_new, HWND) DW_FUNCTION_RESTORE_PARAM2(text, const char *, cid, ULONG) { DWComboBox *combo = [[[DWComboBox alloc] init] retain]; if(text) [combo setText:[NSString stringWithUTF8String:text]]; [combo setTag:cid]; DW_FUNCTION_RETURN_THIS(combo); } /* * Create a new Multiline Editbox window (widget) to be packed. * Parameters: * id: An ID to be used with dw_window_from_id() or 0L. */ DW_FUNCTION_DEFINITION(dw_mle_new, HWND, ULONG cid) DW_FUNCTION_ADD_PARAM1(cid) DW_FUNCTION_RETURN(dw_mle_new, HWND) DW_FUNCTION_RESTORE_PARAM1(cid, ULONG) { CGRect frame = CGRectMake(0, 0, 100, 50); NSTextContainer *tc = [[NSTextContainer alloc] initWithSize:frame.size]; NSLayoutManager *lm = [[NSLayoutManager alloc] init]; NSTextStorage *ts = [[NSTextStorage alloc] init]; [lm addTextContainer:tc]; [ts addLayoutManager:lm]; DWMLE *mle = [[[DWMLE alloc] initWithFrame:frame textContainer:tc] retain]; CGSize size = [mle intrinsicContentSize]; size.width = size.height; [mle setAutoresizingMask:UIViewAutoresizingFlexibleHeight|UIViewAutoresizingFlexibleWidth]; [mle setScrollEnabled:YES]; [mle setTag:cid]; DW_FUNCTION_RETURN_THIS(mle); } /* * Adds text to an MLE box and returns the current point. * Parameters: * handle: Handle to the MLE to be queried. * buffer: Text buffer to be imported. * startpoint: Point to start entering text. */ DW_FUNCTION_DEFINITION(dw_mle_import, unsigned int, HWND handle, const char *buffer, int startpoint) DW_FUNCTION_ADD_PARAM3(handle, buffer, startpoint) DW_FUNCTION_RETURN(dw_mle_import, unsigned int) DW_FUNCTION_RESTORE_PARAM3(handle, HWND, buffer, const char *, startpoint, int) { DW_FUNCTION_INIT; DWMLE *mle = handle; unsigned int retval; NSTextStorage *ts = [mle textStorage]; NSString *nstr = [NSString stringWithUTF8String:buffer]; UIColor *fgcolor = [mle textColor]; UIFont *font = [mle font]; NSMutableDictionary *attributes = [[NSMutableDictionary alloc] init]; [attributes setObject:(fgcolor ? fgcolor : [UIColor labelColor]) forKey:NSForegroundColorAttributeName]; if(font) [attributes setObject:font forKey:NSFontAttributeName]; NSAttributedString *nastr = [[NSAttributedString alloc] initWithString:nstr attributes:attributes]; NSUInteger length = [ts length]; if(startpoint < 0) startpoint = 0; if(startpoint > length) startpoint = (int)length; [ts insertAttributedString:nastr atIndex:startpoint]; retval = (unsigned int)strlen(buffer) + startpoint; DW_FUNCTION_RETURN_THIS(retval); } /* * Grabs text from an MLE box. * Parameters: * handle: Handle to the MLE to be queried. * buffer: Text buffer to be exported. * startpoint: Point to start grabbing text. * length: Amount of text to be grabbed. */ DW_FUNCTION_DEFINITION(dw_mle_export, void, HWND handle, char *buffer, int startpoint, int length) DW_FUNCTION_ADD_PARAM4(handle, buffer, startpoint, length) DW_FUNCTION_NO_RETURN(dw_mle_export) DW_FUNCTION_RESTORE_PARAM4(handle, HWND, buffer, char *, startpoint, int, length, int) { DW_FUNCTION_INIT; DWMLE *mle = handle; NSTextStorage *ts = [mle textStorage]; NSMutableString *ms = [ts mutableString]; const char *tmp = [ms UTF8String]; strncpy(buffer, tmp+startpoint, length); buffer[length] = '\0'; DW_FUNCTION_RETURN_NOTHING; } /* * Obtains information about an MLE box. * Parameters: * handle: Handle to the MLE to be queried. * bytes: A pointer to a variable to return the total bytes. * lines: A pointer to a variable to return the number of lines. */ DW_FUNCTION_DEFINITION(dw_mle_get_size, void, HWND handle, unsigned long *bytes, unsigned long *lines) DW_FUNCTION_ADD_PARAM3(handle, bytes, lines) DW_FUNCTION_NO_RETURN(dw_mle_get_size) DW_FUNCTION_RESTORE_PARAM3(handle, HWND, bytes, unsigned long *, lines, unsigned long *) { DW_FUNCTION_INIT; DWMLE *mle = handle; NSTextStorage *ts = [mle textStorage]; NSMutableString *ms = [ts mutableString]; NSUInteger numberOfLines, index, stringLength = [ms length]; if(bytes) *bytes = stringLength; if(lines) { for(index=0, numberOfLines=0; index < stringLength; numberOfLines++) index = NSMaxRange([ms lineRangeForRange:NSMakeRange(index, 0)]); *lines = numberOfLines; } DW_FUNCTION_RETURN_NOTHING; } /* * Deletes text from an MLE box. * Parameters: * handle: Handle to the MLE to be deleted from. * startpoint: Point to start deleting text. * length: Amount of text to be deleted. */ DW_FUNCTION_DEFINITION(dw_mle_delete, void, HWND handle, int startpoint, int length) DW_FUNCTION_ADD_PARAM3(handle, startpoint, length) DW_FUNCTION_NO_RETURN(dw_mle_delete) DW_FUNCTION_RESTORE_PARAM3(handle, HWND, startpoint, int, length, int) { DW_FUNCTION_INIT; DWMLE *mle = handle; NSTextStorage *ts = [mle textStorage]; NSMutableString *ms = [ts mutableString]; NSUInteger mslength = [ms length]; if(startpoint < 0) startpoint = 0; if(startpoint > mslength) startpoint = (int)mslength; if(startpoint + length > mslength) length = (int)mslength - startpoint; [ms deleteCharactersInRange:NSMakeRange(startpoint, length)]; DW_FUNCTION_RETURN_NOTHING; } /* * Clears all text from an MLE box. * Parameters: * handle: Handle to the MLE to be cleared. */ DW_FUNCTION_DEFINITION(dw_mle_clear, void, HWND handle) DW_FUNCTION_ADD_PARAM1(handle) DW_FUNCTION_NO_RETURN(dw_mle_clear) DW_FUNCTION_RESTORE_PARAM1(handle, HWND) { DW_FUNCTION_INIT; DWMLE *mle = handle; NSTextStorage *ts = [mle textStorage]; NSMutableString *ms = [ts mutableString]; NSUInteger length = [ms length]; [ms deleteCharactersInRange:NSMakeRange(0, length)]; DW_FUNCTION_RETURN_NOTHING; } /* * Sets the visible line of an MLE box. * Parameters: * handle: Handle to the MLE to be positioned. * line: Line to be visible. */ DW_FUNCTION_DEFINITION(dw_mle_set_visible, void, HWND handle, int line) DW_FUNCTION_ADD_PARAM2(handle, line) DW_FUNCTION_NO_RETURN(dw_mle_set_visible) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, line, int) { DW_FUNCTION_INIT; DWMLE *mle = handle; NSTextStorage *ts = [mle textStorage]; NSMutableString *ms = [ts mutableString]; NSUInteger numberOfLines, index, stringLength = [ms length]; for(index=0, numberOfLines=0; index < stringLength && numberOfLines < line; numberOfLines++) index = NSMaxRange([ms lineRangeForRange:NSMakeRange(index, 0)]); if(line == numberOfLines) { [mle scrollRangeToVisible:[ms lineRangeForRange:NSMakeRange(index, 0)]]; } DW_FUNCTION_RETURN_NOTHING; } /* * Sets the editablity of an MLE box. * Parameters: * handle: Handle to the MLE. * state: TRUE if it can be edited, FALSE for readonly. */ DW_FUNCTION_DEFINITION(dw_mle_set_editable, void, HWND handle, int state) DW_FUNCTION_ADD_PARAM2(handle, state) DW_FUNCTION_NO_RETURN(dw_mle_set_editable) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, state, int) { DWMLE *mle = handle; [mle setEditable:(state ? YES : NO)]; DW_FUNCTION_RETURN_NOTHING; } /* * Sets the word wrap state of an MLE box. * Parameters: * handle: Handle to the MLE. * state: TRUE if it wraps, FALSE if it doesn't. */ DW_FUNCTION_DEFINITION(dw_mle_set_word_wrap, void, HWND handle, int state) DW_FUNCTION_ADD_PARAM2(handle, state) DW_FUNCTION_NO_RETURN(dw_mle_set_word_wrap) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, state, int) { DWMLE *mle = handle; [[mle textContainer] setLineBreakMode:(state ? NSLineBreakByWordWrapping : NSLineBreakByClipping)]; [[mle textContainer] setWidthTracksTextView:(state ? YES : NO)]; if(!state) [[mle textContainer] setSize:CGRectInfinite.size]; else { CGSize size = [mle frame].size; [[mle textContainer] setSize:CGSizeMake(size.width, CGRectInfinite.size.height)]; } DW_FUNCTION_RETURN_NOTHING; } /* * Sets the word auto complete state of an MLE box. * Parameters: * handle: Handle to the MLE. * state: Bitwise combination of DW_MLE_COMPLETE_TEXT/DASH/QUOTE */ DW_FUNCTION_DEFINITION(dw_mle_set_auto_complete, void, HWND handle, int state) DW_FUNCTION_ADD_PARAM2(handle, state) DW_FUNCTION_NO_RETURN(dw_mle_set_auto_complete) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, state, int) { DWMLE *mle = handle; NSInteger autocorrect = (state & DW_MLE_COMPLETE_TEXT) ? UITextAutocorrectionTypeYes : UITextAutocorrectionTypeNo; [mle setAutocorrectionType:autocorrect]; DW_FUNCTION_RETURN_NOTHING; } /* * Sets the current cursor position of an MLE box. * Parameters: * handle: Handle to the MLE to be positioned. * point: Point to position cursor. */ DW_FUNCTION_DEFINITION(dw_mle_set_cursor, void, HWND handle, int point) DW_FUNCTION_ADD_PARAM2(handle, point) DW_FUNCTION_NO_RETURN(dw_mle_set_cursor) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, point, int) { DW_FUNCTION_INIT; DWMLE *mle = handle; NSTextStorage *ts = [mle textStorage]; NSMutableString *ms = [ts mutableString]; NSUInteger length = [ms length]; if(point < 0) point = 0; if(point > length) point = (int)length; [mle setSelectedRange: NSMakeRange(point,point)]; [mle scrollRangeToVisible:NSMakeRange(point,point)]; DW_FUNCTION_RETURN_NOTHING; } /* * Finds text in an MLE box. * Parameters: * handle: Handle to the MLE to be cleared. * text: Text to search for. * point: Start point of search. * flags: Search specific flags. */ DW_FUNCTION_DEFINITION(dw_mle_search, int, HWND handle, const char *text, int point, unsigned long flags) DW_FUNCTION_ADD_PARAM4(handle, text, point, flags) DW_FUNCTION_RETURN(dw_mle_search, int) DW_FUNCTION_RESTORE_PARAM4(handle, HWND, text, const char *, point, int, flags, unsigned long) { DW_FUNCTION_INIT; DWMLE *mle = handle; NSTextStorage *ts = [mle textStorage]; NSMutableString *ms = [ts mutableString]; NSString *searchForMe = [NSString stringWithUTF8String:text]; NSRange searchRange = NSMakeRange(point, [ms length] - point); NSRange range = NSMakeRange(NSNotFound, 0); NSUInteger options = flags ? flags : NSCaseInsensitiveSearch; int retval = -1; if(ms) range = [ms rangeOfString:searchForMe options:options range:searchRange]; if(range.location == NSNotFound) retval = (int)range.location; DW_FUNCTION_RETURN_THIS(retval); } /* * Stops redrawing of an MLE box. * Parameters: * handle: Handle to the MLE to freeze. */ void API dw_mle_freeze(HWND handle) { /* Don't think this is necessary */ } /* * Resumes redrawing of an MLE box. * Parameters: * handle: Handle to the MLE to thaw. */ void API dw_mle_thaw(HWND handle) { /* Don't think this is necessary */ } /* * Create a new status text window (widget) to be packed. * Parameters: * text: The text to be display by the static text widget. * id: An ID to be used with dw_window_from_id() or 0L. */ DW_FUNCTION_DEFINITION(dw_status_text_new, HWND, const char *text, ULONG cid) DW_FUNCTION_ADD_PARAM2(text, cid) DW_FUNCTION_RETURN(dw_status_text_new, HWND) DW_FUNCTION_RESTORE_PARAM2(text, const char *, cid, ULONG) { DWText *textfield = [[[DWText alloc] init] retain]; [textfield setText:[NSString stringWithUTF8String:text]]; [textfield setTag:cid]; if(DWDefaultFont) { [textfield setFont:DWDefaultFont]; } [textfield layer].borderWidth = 2.0; [textfield layer].borderColor = [[UIColor darkGrayColor] CGColor]; DW_FUNCTION_RETURN_THIS(textfield); } /* * Create a new static text window (widget) to be packed. * Parameters: * text: The text to be display by the static text widget. * id: An ID to be used with dw_window_from_id() or 0L. */ DW_FUNCTION_DEFINITION(dw_text_new, HWND, const char *text, ULONG cid) DW_FUNCTION_ADD_PARAM2(text, cid) DW_FUNCTION_RETURN(dw_text_new, HWND) DW_FUNCTION_RESTORE_PARAM2(text, const char *, cid, ULONG) { DWText *textfield = [[[DWText alloc] init] retain]; [textfield setText:[NSString stringWithUTF8String:text]]; [textfield setTag:cid]; if(DWDefaultFont) { [textfield setFont:DWDefaultFont]; } DW_FUNCTION_RETURN_THIS(textfield); } /* * Creates a rendering context widget (window) to be packed. * Parameters: * id: An id to be used with dw_window_from_id. * Returns: * A handle to the widget or NULL on failure. */ DW_FUNCTION_DEFINITION(dw_render_new, HWND, ULONG cid) DW_FUNCTION_ADD_PARAM1(cid) DW_FUNCTION_RETURN(dw_render_new, HWND) DW_FUNCTION_RESTORE_PARAM1(cid, ULONG) { DWRender *render = [[[DWRender alloc] init] retain]; UIContextMenuInteraction *interaction = [[UIContextMenuInteraction alloc] initWithDelegate:render]; [render setTag:cid]; [render addInteraction:interaction]; DW_FUNCTION_RETURN_THIS(render); } /* * Invalidate the render widget triggering an expose event. * Parameters: * handle: A handle to a render widget to be redrawn. */ DW_FUNCTION_DEFINITION(dw_render_redraw, void, HWND handle) DW_FUNCTION_ADD_PARAM1(handle) DW_FUNCTION_NO_RETURN(dw_render_redraw) DW_FUNCTION_RESTORE_PARAM1(handle, HWND) { DW_FUNCTION_INIT; DWRender *render = (DWRender *)handle; [render setNeedsDisplay]; DW_FUNCTION_RETURN_NOTHING; } /* Sets the current foreground drawing color. * Parameters: * red: red value. * green: green value. * blue: blue value. */ void API dw_color_foreground_set(unsigned long value) { UIColor *oldcolor = pthread_getspecific(_dw_fg_color_key); UIColor *newcolor; DW_LOCAL_POOL_IN; _dw_foreground = _dw_get_color(value); newcolor = [[UIColor colorWithRed: DW_RED_VALUE(_dw_foreground)/255.0 green: DW_GREEN_VALUE(_dw_foreground)/255.0 blue: DW_BLUE_VALUE(_dw_foreground)/255.0 alpha: 1] retain]; pthread_setspecific(_dw_fg_color_key, newcolor); [oldcolor release]; DW_LOCAL_POOL_OUT; } /* Sets the current background drawing color. * Parameters: * red: red value. * green: green value. * blue: blue value. */ void API dw_color_background_set(unsigned long value) { UIColor *oldcolor = pthread_getspecific(_dw_bg_color_key); UIColor *newcolor; DW_LOCAL_POOL_IN; if(value == DW_CLR_DEFAULT) { pthread_setspecific(_dw_bg_color_key, NULL); } else { _dw_background = _dw_get_color(value); newcolor = [[UIColor colorWithRed: DW_RED_VALUE(_dw_background)/255.0 green: DW_GREEN_VALUE(_dw_background)/255.0 blue: DW_BLUE_VALUE(_dw_background)/255.0 alpha: 1] retain]; pthread_setspecific(_dw_bg_color_key, newcolor); } [oldcolor release]; DW_LOCAL_POOL_OUT; } /* Allows the user to choose a color using the system's color chooser dialog. * Parameters: * value: current color * Returns: * The selected color or the current color if cancelled. */ unsigned long API dw_color_choose(unsigned long value) { NSMutableArray *params = [NSMutableArray arrayWithObject:[NSNumber numberWithUnsignedLong:_dw_get_color(value)]]; unsigned long newcolor = value; [DWObj safeCall:@selector(colorPicker:) withObject:params]; if([params count] > 1) newcolor = [[params lastObject] unsignedLongValue]; return newcolor; } CGContextRef _dw_draw_context(id source, bool antialiased) { CGContextRef context = nil; if([source isMemberOfClass:[DWImage class]]) { DWImage *image = source; context = [image cgcontext]; } if(context) CGContextSetAllowsAntialiasing(context, antialiased); return context; } DWImage *_dw_dest_image(HPIXMAP pixmap, id object) { if(pixmap && pixmap->image) return pixmap->image; if([object isMemberOfClass:[DWRender class]]) return [object cachedImage]; return nil; } /* Draw a point on a window (preferably a render window). * Parameters: * handle: Handle to the window. * pixmap: Handle to the pixmap. (choose only one of these) * x: X coordinate. * y: Y coordinate. */ DW_FUNCTION_DEFINITION(dw_draw_point, void, HWND handle, HPIXMAP pixmap, int x, int y) DW_FUNCTION_ADD_PARAM4(handle, pixmap, x, y) DW_FUNCTION_NO_RETURN(dw_draw_point) DW_FUNCTION_RESTORE_PARAM4(handle, HWND, pixmap, HPIXMAP, x, int, y, int) { DW_FUNCTION_INIT; DWImage *bi = _dw_dest_image(pixmap, handle); CGContextRef context = _dw_draw_context(bi, NO); if(context) UIGraphicsPushContext(context); if(bi) { UIBezierPath* aPath = [UIBezierPath bezierPath]; [aPath setLineWidth: 0.5]; [_dw_fg_color set]; [aPath moveToPoint:CGPointMake(x, y)]; [aPath stroke]; } if(context) UIGraphicsPopContext(); DW_FUNCTION_RETURN_NOTHING; } /* Draw a line on a window (preferably a render window). * Parameters: * handle: Handle to the window. * pixmap: Handle to the pixmap. (choose only one of these) * x1: First X coordinate. * y1: First Y coordinate. * x2: Second X coordinate. * y2: Second Y coordinate. */ DW_FUNCTION_DEFINITION(dw_draw_line, void, HWND handle, HPIXMAP pixmap, int x1, int y1, int x2, int y2) DW_FUNCTION_ADD_PARAM6(handle, pixmap, x1, y1, x2, y2) DW_FUNCTION_NO_RETURN(dw_draw_line) DW_FUNCTION_RESTORE_PARAM6(handle, HWND, pixmap, HPIXMAP, x1, int, y1, int, x2, int, y2, int) { DW_FUNCTION_INIT; DWImage *bi = _dw_dest_image(pixmap, handle); CGContextRef context = _dw_draw_context(bi, NO); if(context) UIGraphicsPushContext(context); if(bi) { UIBezierPath* aPath = [UIBezierPath bezierPath]; [_dw_fg_color set]; [aPath moveToPoint:CGPointMake(x1 + 0.5, y1 + 0.5)]; [aPath addLineToPoint:CGPointMake(x2 + 0.5, y2 + 0.5)]; [aPath stroke]; } if(context) UIGraphicsPopContext(); DW_FUNCTION_RETURN_NOTHING; } /* Draw text on a window (preferably a render window). * Parameters: * handle: Handle to the window. * pixmap: Handle to the pixmap. (choose only one of these) * x: X coordinate. * y: Y coordinate. * text: Text to be displayed. */ DW_FUNCTION_DEFINITION(dw_draw_text, void, HWND handle, HPIXMAP pixmap, int x, int y, const char *text) DW_FUNCTION_ADD_PARAM5(handle, pixmap, x, y, text) DW_FUNCTION_NO_RETURN(dw_draw_text) DW_FUNCTION_RESTORE_PARAM5(handle, HWND, pixmap, HPIXMAP, x, int, y, int, text, const char *) { DW_FUNCTION_INIT; NSString *nstr = [ NSString stringWithUTF8String:text ]; DWImage *bi = nil; UIFont *font = nil; DWRender *render; id image = handle; if(pixmap) { bi = (id)pixmap->image; font = pixmap->font; render = pixmap->handle; if(!font && [render isMemberOfClass:[DWRender class]]) { font = [render font]; } } else if(image && [image isMemberOfClass:[DWRender class]]) { render = image; font = [render font]; bi = [render cachedImage]; } if(bi) { CGContextRef context = _dw_draw_context(bi, NO); if(context) UIGraphicsPushContext(context); NSMutableDictionary *dict = [[NSMutableDictionary alloc] initWithObjectsAndKeys:_dw_fg_color, NSForegroundColorAttributeName, nil]; if(_dw_bg_color) [dict setValue:_dw_bg_color forKey:NSBackgroundColorAttributeName]; if(font) [dict setValue:font forKey:NSFontAttributeName]; [nstr drawAtPoint:CGPointMake(x, y) withAttributes:dict]; [dict release]; if(context) UIGraphicsPopContext(); } DW_FUNCTION_RETURN_NOTHING; } /* Query the width and height of a text string. * Parameters: * handle: Handle to the window. * pixmap: Handle to the pixmap. (choose only one of these) * text: Text to be queried. * width: Pointer to a variable to be filled in with the width. * height Pointer to a variable to be filled in with the height. */ void API dw_font_text_extents_get(HWND handle, HPIXMAP pixmap, const char *text, int *width, int *height) { id object = handle; NSString *nstr; UIFont *font = nil; DW_LOCAL_POOL_IN; nstr = [NSString stringWithUTF8String:text]; /* Check the pixmap for associated object or font */ if(pixmap) { object = pixmap->handle; font = pixmap->font; } NSMutableDictionary *dict = [[NSMutableDictionary alloc] init]; /* If we didn't get a font from the pixmap... try the associated object */ if(!font && ([object isMemberOfClass:[DWRender class]] || [object isKindOfClass:[UIControl class]] || [object isKindOfClass:[UILabel class]])) { font = [object font]; } /* If we got a font... add it to the dictionary */ if(font) { [dict setValue:font forKey:NSFontAttributeName]; } /* Calculate the size of the string */ CGSize size = [nstr sizeWithAttributes:dict]; [dict release]; /* Return whatever information we can */ if(width) { *width = size.width; } if(height) { *height = size.height; } DW_LOCAL_POOL_OUT; } /* Draw a polygon on a window (preferably a render window). * Parameters: * handle: Handle to the window. * pixmap: Handle to the pixmap. (choose only one of these) * flags: DW_DRAW_FILL (1) to fill the polygon or DW_DRAW_DEFAULT (0). * x: X coordinate. * y: Y coordinate. * width: Width of rectangle. * height: Height of rectangle. */ DW_FUNCTION_DEFINITION(dw_draw_polygon, void, HWND handle, HPIXMAP pixmap, int flags, int npoints, int *x, int *y) DW_FUNCTION_ADD_PARAM6(handle, pixmap, flags, npoints, x, y) DW_FUNCTION_NO_RETURN(dw_draw_polygon) DW_FUNCTION_RESTORE_PARAM6(handle, HWND, pixmap, HPIXMAP, flags, int, npoints, int, x, int *, y, int *) { DW_FUNCTION_INIT; DWImage *bi = _dw_dest_image(pixmap, handle); CGContextRef context = _dw_draw_context(bi, flags & DW_DRAW_NOAA ? NO : YES); if(context) UIGraphicsPushContext(context); if(bi) { UIBezierPath* aPath = [UIBezierPath bezierPath]; int z; [_dw_fg_color set]; [aPath moveToPoint:CGPointMake(*x + 0.5, *y + 0.5)]; for(z=1;z<npoints;z++) { [aPath addLineToPoint:CGPointMake(x[z] + 0.5, y[z] + 0.5)]; } [aPath closePath]; if(flags & DW_DRAW_FILL) [aPath fill]; else [aPath stroke]; } if(context) UIGraphicsPopContext(); DW_FUNCTION_RETURN_NOTHING; } /* Draw a rectangle on a window (preferably a render window). * Parameters: * handle: Handle to the window. * pixmap: Handle to the pixmap. (choose only one of these) * flags: DW_DRAW_FILL (1) to fill the box or DW_DRAW_DEFAULT (0). * x: X coordinate. * y: Y coordinate. * width: Width of rectangle. * height: Height of rectangle. */ DW_FUNCTION_DEFINITION(dw_draw_rect, void, HWND handle, HPIXMAP pixmap, int flags, int x, int y, int width, int height) DW_FUNCTION_ADD_PARAM7(handle, pixmap, flags, x, y, width, height) DW_FUNCTION_NO_RETURN(dw_draw_rect) DW_FUNCTION_RESTORE_PARAM7(handle, HWND, pixmap, HPIXMAP, flags, int, x, int, y, int, width, int, height, int) { DW_FUNCTION_INIT; DWImage *bi = _dw_dest_image(pixmap, handle); CGContextRef context = _dw_draw_context(bi, flags & DW_DRAW_NOAA ? NO : YES); if(context) UIGraphicsPushContext(context); if(bi) { UIBezierPath *bp = [UIBezierPath bezierPathWithRect:CGRectMake(x, y, width, height)];; [_dw_fg_color set]; if(flags & DW_DRAW_FILL) [bp fill]; else [bp stroke]; } if(context) UIGraphicsPopContext(); DW_FUNCTION_RETURN_NOTHING; } /* Draw an arc on a window (preferably a render window). * Parameters: * handle: Handle to the window. * pixmap: Handle to the pixmap. (choose only one of these) * flags: DW_DRAW_FILL (1) to fill the arc or DW_DRAW_DEFAULT (0). * DW_DRAW_FULL will draw a complete circle/elipse. * xorigin: X coordinate of center of arc. * yorigin: Y coordinate of center of arc. * x1: X coordinate of first segment of arc. * y1: Y coordinate of first segment of arc. * x2: X coordinate of second segment of arc. * y2: Y coordinate of second segment of arc. */ DW_FUNCTION_DEFINITION(dw_draw_arc, void, HWND handle, HPIXMAP pixmap, int flags, int xorigin, int yorigin, int x1, int y1, int x2, int y2) DW_FUNCTION_ADD_PARAM9(handle, pixmap, flags, xorigin, yorigin, x1, y1, x2, y2) DW_FUNCTION_NO_RETURN(dw_draw_arc) DW_FUNCTION_RESTORE_PARAM9(handle, HWND, pixmap, HPIXMAP, flags, int, xorigin, int, yorigin, int, x1, int, y1, int, x2, int, y2, int) { DW_FUNCTION_INIT; DWImage *bi = _dw_dest_image(pixmap, handle); CGContextRef context = _dw_draw_context(bi, flags & DW_DRAW_NOAA ? NO : YES); if(context) UIGraphicsPushContext(context); if(bi) { UIBezierPath* aPath; [_dw_fg_color set]; /* Special case of a full circle/oval */ if(flags & DW_DRAW_FULL) aPath = [UIBezierPath bezierPathWithOvalInRect:CGRectMake(x1, y1, x2 - x1, y2 - y1)]; else { double a1 = atan2((y1-yorigin), (x1-xorigin)); double a2 = atan2((y2-yorigin), (x2-xorigin)); double dx = xorigin - x1; double dy = yorigin - y1; double r = sqrt(dx*dx + dy*dy); /* Prepare to draw */ aPath = [UIBezierPath bezierPathWithArcCenter:CGPointMake(xorigin, yorigin) radius:r startAngle:a1 endAngle:a2 clockwise:YES]; } /* If the fill flag is passed */ if(flags & DW_DRAW_FILL) [aPath fill]; else [aPath stroke]; } if(context) UIGraphicsPopContext(); DW_FUNCTION_RETURN_NOTHING; } /* * Create a tree object to be packed. * Parameters: * id: An ID to be used for getting the resource from the * resource file. * Returns: * A handle to a tree window or NULL on failure. */ DW_FUNCTION_DEFINITION(dw_tree_new, HWND, ULONG cid) DW_FUNCTION_ADD_PARAM1(cid) DW_FUNCTION_RETURN(dw_tree_new, HWND) DW_FUNCTION_RESTORE_PARAM1(cid, ULONG) { DW_FUNCTION_INIT; DWTree *tree = [[[DWTree alloc] init] retain]; [tree setTag:cid]; DW_FUNCTION_RETURN_THIS(tree); } /* * Inserts an item into a tree window (widget) after another item. * Parameters: * handle: Handle to the tree to be inserted. * item: Handle to the item to be positioned after. * title: The text title of the entry. * icon: Handle to coresponding icon. * parent: Parent handle or 0 if root. * itemdata: Item specific data. * Returns: * A handle to a tree item or NULL on failure. */ DW_FUNCTION_DEFINITION(dw_tree_insert_after, HTREEITEM, HWND handle, HTREEITEM item, const char *title, HICN icon, HTREEITEM parent, void *itemdata) DW_FUNCTION_ADD_PARAM6(handle, item, title, icon, parent, itemdata) DW_FUNCTION_RETURN(dw_tree_insert_after, HTREEITEM) DW_FUNCTION_RESTORE_PARAM6(handle, HWND, item, HTREEITEM, title, char *, icon, HICN, parent, HTREEITEM, itemdata, void *) { DW_FUNCTION_INIT; DWTree *tree = handle; DWTreeItem *treeparent = item ? item : parent; DWTreeItem *treeitem = [[[DWTreeItem alloc] initWithIcon:icon Title:[NSString stringWithUTF8String:(title ? title : "")] andData:itemdata] retain]; if(treeparent) { if(item) [treeparent insertChildAfter:treeitem]; else [treeparent appendChild:treeitem]; } else [tree insertTreeItem:treeitem]; DW_FUNCTION_RETURN_THIS(treeitem); } /* * Inserts an item into a tree window (widget). * Parameters: * handle: Handle to the tree to be inserted. * title: The text title of the entry. * icon: Handle to coresponding icon. * parent: Parent handle or 0 if root. * itemdata: Item specific data. * Returns: * A handle to a tree item or NULL on failure. */ HTREEITEM API dw_tree_insert(HWND handle, const char *title, HICN icon, HTREEITEM parent, void *itemdata) { return dw_tree_insert_after(handle, NULL, title, icon, parent, itemdata); } /* * Gets the text an item in a tree window (widget). * Parameters: * handle: Handle to the tree containing the item. * item: Handle of the item to be modified. * Returns: * A malloc()ed buffer of item text to be dw_free()ed or NULL on error. */ DW_FUNCTION_DEFINITION(dw_tree_get_title, char *, HWND handle, HTREEITEM item) DW_FUNCTION_ADD_PARAM2(handle, item) DW_FUNCTION_RETURN(dw_tree_get_title, char *) DW_FUNCTION_RESTORE_PARAM2(DW_UNUSED(handle), HWND, item, HTREEITEM) { DW_FUNCTION_INIT; char *title = NULL; DWTreeItem *treeitem = item; if(treeitem) title = strdup([treeitem.title UTF8String]); DW_FUNCTION_RETURN_THIS(title); } /* * Gets the text an item in a tree window (widget). * Parameters: * handle: Handle to the tree containing the item. * item: Handle of the item to be modified. * Returns: * A handle to a tree item or NULL on failure. */ DW_FUNCTION_DEFINITION(dw_tree_get_parent, HTREEITEM, HWND handle, HTREEITEM item) DW_FUNCTION_ADD_PARAM2(handle, item) DW_FUNCTION_RETURN(dw_tree_get_parent, HTREEITEM) DW_FUNCTION_RESTORE_PARAM2(DW_UNUSED(handle), HWND, item, HTREEITEM) { DW_FUNCTION_INIT; DWTreeItem *treeparent = nil; DWTreeItem *treeitem = item; if(treeitem) treeparent = treeitem.parent; if(treeparent && [treeparent isRoot]) treeparent = NULL; DW_FUNCTION_RETURN_THIS(treeparent); } /* * Sets the text and icon of an item in a tree window (widget). * Parameters: * handle: Handle to the tree containing the item. * item: Handle of the item to be modified. * title: The text title of the entry. * icon: Handle to coresponding icon. */ DW_FUNCTION_DEFINITION(dw_tree_item_change, void, HWND handle, HTREEITEM item, const char *title, HICN icon) DW_FUNCTION_ADD_PARAM4(handle, item, title, icon) DW_FUNCTION_NO_RETURN(dw_tree_item_change) DW_FUNCTION_RESTORE_PARAM4(DW_UNUSED(handle), HWND, item, HTREEITEM, title, const char *, icon, HICN) { DW_FUNCTION_INIT; DWTreeItem *treeitem = item; if(handle && treeitem) { [treeitem setIcon:icon]; [treeitem setTitle:[NSString stringWithUTF8String:(title ? title : "")]]; } DW_FUNCTION_RETURN_NOTHING; } /* * Sets the item data of a tree item. * Parameters: * handle: Handle to the tree containing the item. * item: Handle of the item to be modified. * itemdata: User defined data to be associated with item. */ DW_FUNCTION_DEFINITION(dw_tree_item_set_data, void, HWND handle, HTREEITEM item, void *itemdata) DW_FUNCTION_ADD_PARAM3(handle, item, itemdata) DW_FUNCTION_NO_RETURN(dw_tree_item_set_data) DW_FUNCTION_RESTORE_PARAM3(DW_UNUSED(handle), HWND, item, HTREEITEM, itemdata, void *) { DW_FUNCTION_INIT; DWTreeItem *treeitem = item; if(handle && treeitem) [treeitem setData:itemdata]; DW_FUNCTION_RETURN_NOTHING; } /* * Gets the item data of a tree item. * Parameters: * handle: Handle to the tree containing the item. * item: Handle of the item to be modified. * Returns: * A pointer to tree item data or NULL on failure. */ DW_FUNCTION_DEFINITION(dw_tree_item_get_data, void *, HWND handle, HTREEITEM item) DW_FUNCTION_ADD_PARAM2(handle, item) DW_FUNCTION_RETURN(dw_tree_item_get_data, void *) DW_FUNCTION_RESTORE_PARAM2(DW_UNUSED(handle), HWND, item, HTREEITEM) { DW_FUNCTION_INIT; void *result = NULL; DWTreeItem *treeitem = item; if(handle && treeitem) result = [treeitem data]; DW_FUNCTION_RETURN_THIS(result); } /* * Sets this item as the active selection. * Parameters: * handle: Handle to the tree window (widget) to be selected. * item: Handle to the item to be selected. */ DW_FUNCTION_DEFINITION(dw_tree_item_select, void, HWND handle, HTREEITEM item) DW_FUNCTION_ADD_PARAM2(handle, item) DW_FUNCTION_NO_RETURN(dw_tree_item_select) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, item, HTREEITEM) { DW_FUNCTION_INIT; DWTree *tree = handle; DWTreeItem *treeitem = item; if(tree && treeitem) { NSInteger itemIndex = [tree treeView:tree rowForTreeItem:treeitem]; if(itemIndex > -1) { NSIndexPath *ip = [NSIndexPath indexPathForRow:(NSUInteger)itemIndex inSection:0]; [tree selectRowAtIndexPath:ip animated:NO scrollPosition:UITableViewScrollPositionNone]; } } DW_FUNCTION_RETURN_NOTHING; } /* * Removes all nodes from a tree. * Parameters: * handle: Handle to the window (widget) to be cleared. */ DW_FUNCTION_DEFINITION(dw_tree_clear, void, HWND handle) DW_FUNCTION_ADD_PARAM1(handle) DW_FUNCTION_NO_RETURN(dw_tree_clear) DW_FUNCTION_RESTORE_PARAM1(handle, HWND) { DW_FUNCTION_INIT; DWTree *tree = handle; [tree clear]; DW_FUNCTION_RETURN_NOTHING; } /* * Expands a node on a tree. * Parameters: * handle: Handle to the tree window (widget). * item: Handle to node to be expanded. */ DW_FUNCTION_DEFINITION(dw_tree_item_expand, void, HWND handle, HTREEITEM item) DW_FUNCTION_ADD_PARAM2(handle, item) DW_FUNCTION_NO_RETURN(dw_tree_item_expand) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, item, HTREEITEM) { DW_FUNCTION_INIT; DWTree *tree = handle; DWTreeItem *treeitem = item; if(![treeitem expanded]) { [treeitem setExpanded:YES]; [tree reloadData]; [tree resetSelection:NO]; } DW_FUNCTION_RETURN_NOTHING; } /* * Collapses a node on a tree. * Parameters: * handle: Handle to the tree window (widget). * item: Handle to node to be collapsed. */ DW_FUNCTION_DEFINITION(dw_tree_item_collapse, void, HWND handle, HTREEITEM item) DW_FUNCTION_ADD_PARAM2(handle, item) DW_FUNCTION_NO_RETURN(dw_tree_item_collapse) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, item, HTREEITEM) { DW_FUNCTION_INIT; DWTree *tree = handle; DWTreeItem *treeitem = item; if([treeitem expanded]) { [treeitem setExpanded:NO]; [tree reloadData]; [tree resetSelection:NO]; } DW_FUNCTION_RETURN_NOTHING; } /* * Removes a node from a tree. * Parameters: * handle: Handle to the window (widget) to be cleared. * item: Handle to node to be deleted. */ DW_FUNCTION_DEFINITION(dw_tree_item_delete, void, HWND handle, HTREEITEM item) DW_FUNCTION_ADD_PARAM2(handle, item) DW_FUNCTION_NO_RETURN(dw_tree_item_delete) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, item, HTREEITEM) { DW_FUNCTION_INIT; DWTree *tree = handle; DWTreeItem *treeitem = item; [treeitem removeFromParent]; [tree reloadData]; [tree resetSelection:NO]; DW_FUNCTION_RETURN_NOTHING; } /* * Create a container object to be packed. * Parameters: * id: An ID to be used for getting the resource from the * resource file. */ DW_FUNCTION_DEFINITION(dw_container_new, HWND, ULONG cid, int multi) DW_FUNCTION_ADD_PARAM2(cid, multi) DW_FUNCTION_RETURN(dw_container_new, HWND) DW_FUNCTION_RESTORE_PARAM2(cid, ULONG, multi, int) { DW_FUNCTION_INIT; DWContainer *cont = _dw_cont_new(cid, multi); DW_FUNCTION_RETURN_THIS(cont); } /* * Sets up the container columns. * Parameters: * handle: Handle to the container to be configured. * flags: An array of unsigned longs with column flags. * titles: An array of strings with column text titles. * count: The number of columns (this should match the arrays). * separator: The column number that contains the main separator. * (this item may only be used in OS/2) */ DW_FUNCTION_DEFINITION(dw_container_setup, int, HWND handle, unsigned long *flags, char **titles, int count, int separator) DW_FUNCTION_ADD_PARAM5(handle, flags, titles, count, separator) DW_FUNCTION_RETURN(dw_container_setup, int) DW_FUNCTION_RESTORE_PARAM5(handle, HWND, flags, unsigned long *, titles, char **, count, int, DW_UNUSED(separator), int) { DW_FUNCTION_INIT; int z, retval = DW_ERROR_NONE; DWContainer *cont = handle; [cont setup]; for(z=0;z<count;z++) { /* Even though we don't have columns on iOS, we save the data... * So we can simulate columns when displaying the data in the list. */ NSString *title = [NSString stringWithUTF8String:titles[z]]; [cont addColumn:title andType:(int)flags[z]]; } DW_FUNCTION_RETURN_THIS(retval); } /* * Configures the main filesystem columnn title for localization. * Parameters: * handle: Handle to the container to be configured. * title: The title to be displayed in the main column. */ void API dw_filesystem_set_column_title(HWND handle, const char *title) { char *newtitle = strdup(title ? title : ""); dw_window_set_data(handle, "_dw_coltitle", newtitle); } /* * Sets up the filesystem columns, note: filesystem always has an icon/filename field. * Parameters: * handle: Handle to the container to be configured. * flags: An array of unsigned longs with column flags. * titles: An array of strings with column text titles. * count: The number of columns (this should match the arrays). */ int API dw_filesystem_setup(HWND handle, unsigned long *flags, char **titles, int count) { char **newtitles = malloc(sizeof(char *) * (count + 1)); unsigned long *newflags = malloc(sizeof(unsigned long) * (count + 1)); char *coltitle = (char *)dw_window_get_data(handle, "_dw_coltitle"); DWContainer *cont = handle; newtitles[0] = coltitle ? coltitle : "Filename"; newflags[0] = DW_CFA_STRINGANDICON | DW_CFA_LEFT | DW_CFA_HORZSEPARATOR; memcpy(&newtitles[1], titles, sizeof(char *) * count); memcpy(&newflags[1], flags, sizeof(unsigned long) * count); dw_container_setup(handle, newflags, newtitles, count + 1, 0); [cont setFilesystem:YES]; if(coltitle) { dw_window_set_data(handle, "_dw_coltitle", NULL); free(coltitle); } free(newtitles); free(newflags); return DW_ERROR_NONE; } /* * Allocates memory used to populate a container. * Parameters: * handle: Handle to the container window (widget). * rowcount: The number of items to be populated. */ DW_FUNCTION_DEFINITION(dw_container_alloc, void *, HWND handle, int rowcount) DW_FUNCTION_ADD_PARAM2(handle, rowcount) DW_FUNCTION_RETURN(dw_container_alloc, void *) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, rowcount, int) { DW_FUNCTION_INIT; DWContainer *cont = handle; [cont addRows:rowcount]; DW_FUNCTION_RETURN_THIS(cont); } /* * Sets an item in specified row and column to the given data. * Parameters: * handle: Handle to the container window (widget). * pointer: Pointer to the allocated memory in dw_container_alloc(). * column: Zero based column of data being set. * row: Zero based row of data being set. * data: Pointer to the data to be added. */ DW_FUNCTION_DEFINITION(dw_container_set_item, void, HWND handle, void *pointer, int column, int row, void *data) DW_FUNCTION_ADD_PARAM5(handle, pointer, column, row, data) DW_FUNCTION_NO_RETURN(dw_container_set_item) DW_FUNCTION_RESTORE_PARAM5(handle, HWND, pointer, void *, column, int, row, int, data, void *) { DW_FUNCTION_INIT; DWContainer *cont = handle; id icon = nil, text = nil; int type = [cont cellType:column]; int lastadd = 0; /* If pointer is NULL we are getting a change request instead of set */ if(pointer) lastadd = [cont lastAddPoint]; if(data) { if(type & DW_CFA_BITMAPORICON) { icon = *((UIImage **)data); } else if(type & DW_CFA_STRING) { char *str = *((char **)data); text = [NSString stringWithUTF8String:str]; } else { char textbuffer[101] = {0}; if(type & DW_CFA_ULONG) { ULONG tmp = *((ULONG *)data); snprintf(textbuffer, 100, "%lu", tmp); } else if(type & DW_CFA_DATE) { struct tm curtm; CDATE cdate = *((CDATE *)data); memset(&curtm, 0, sizeof(curtm)); curtm.tm_mday = cdate.day; curtm.tm_mon = cdate.month - 1; curtm.tm_year = cdate.year - 1900; strftime(textbuffer, 100, "%x", &curtm); } else if(type & DW_CFA_TIME) { struct tm curtm; CTIME ctime = *((CTIME *)data); memset( &curtm, 0, sizeof(curtm) ); curtm.tm_hour = ctime.hours; curtm.tm_min = ctime.minutes; curtm.tm_sec = ctime.seconds; strftime(textbuffer, 100, "%X", &curtm); } if(textbuffer[0]) text = [NSString stringWithUTF8String:textbuffer]; } } id object = [cont getRow:(row+lastadd)]; NSUInteger capacity = [[cont getColumns] count]; /* If it is a cell, change the content of the cell */ if([object isMemberOfClass:[DWTableViewCell class]]) { DWTableViewCell *cell = object; if(column == 0) { if(icon) [[cell image] setImage:icon]; else [[cell label] setText:text]; } else if(icon || text) { NSMutableArray *cd = [cell columnData]; if(column >= capacity) capacity = column + 1; if(!cd) cd = [NSMutableArray arrayWithCapacity:capacity]; if(cd) { while([cd count] <= column) [cd addObject:[NSNull null]]; [cd replaceObjectAtIndex:column withObject:(text ? text : icon)]; } [cell setColumnData:cd]; } } else { NSMutableArray *cd = [NSMutableArray arrayWithCapacity:(capacity > column ? capacity : column + 1)]; if(cd) [cd replaceObjectAtIndex:column withObject:(text ? text : icon)]; /* Otherwise replace it with a new cell */ [cont editCell:_dw_table_cell_view_new(icon, text, cd) at:(row+lastadd)]; } [cont setNeedsDisplay]; DW_FUNCTION_RETURN_NOTHING; } /* * Changes an existing item in specified row and column to the given data. * Parameters: * handle: Handle to the container window (widget). * column: Zero based column of data being set. * row: Zero based row of data being set. * data: Pointer to the data to be added. */ void API dw_container_change_item(HWND handle, int column, int row, void *data) { dw_container_set_item(handle, NULL, column, row, data); } /* * Changes an existing item in specified row and column to the given data. * Parameters: * handle: Handle to the container window (widget). * column: Zero based column of data being set. * row: Zero based row of data being set. * data: Pointer to the data to be added. */ void API dw_filesystem_change_item(HWND handle, int column, int row, void *data) { dw_container_change_item(handle, column+1, row, data); } /* * Changes an item in specified row and column to the given data. * Parameters: * handle: Handle to the container window (widget). * pointer: Pointer to the allocated memory in dw_container_alloc(). * column: Zero based column of data being set. * row: Zero based row of data being set. * data: Pointer to the data to be added. */ void API dw_filesystem_change_file(HWND handle, int row, const char *filename, HICN icon) { dw_filesystem_set_file(handle, NULL, row, filename, icon); } /* * Sets an item in specified row and column to the given data. * Parameters: * handle: Handle to the container window (widget). * pointer: Pointer to the allocated memory in dw_container_alloc(). * column: Zero based column of data being set. * row: Zero based row of data being set. * data: Pointer to the data to be added. */ DW_FUNCTION_DEFINITION(dw_filesystem_set_file, void, HWND handle, void *pointer, int row, const char *filename, HICN icon) DW_FUNCTION_ADD_PARAM5(handle, pointer, row, filename, icon) DW_FUNCTION_NO_RETURN(dw_filesystem_set_file) DW_FUNCTION_RESTORE_PARAM5(handle, HWND, pointer, void *, row, int, filename, char *, icon, HICN) { DW_FUNCTION_INIT; DWContainer *cont = handle; NSString *text = filename ? [NSString stringWithUTF8String:filename] : nil; int lastadd = 0; /* If pointer is NULL we are getting a change request instead of set */ if(pointer) lastadd = [cont lastAddPoint]; id object = [cont getRow:(row+lastadd)]; /* If it is a cell, change the content of the cell */ if([object isMemberOfClass:[DWTableViewCell class]]) { DWTableViewCell *cell = object; if(icon) [[cell image] setImage:icon]; if(text) [[cell label] setText:text]; } else /* Otherwise replace it with a new cell */ [cont editCell:_dw_table_cell_view_new(icon, text, nil) at:(row+lastadd)]; [cont setNeedsDisplay]; DW_FUNCTION_RETURN_NOTHING; } /* * Sets an item in specified row and column to the given data. * Parameters: * handle: Handle to the container window (widget). * pointer: Pointer to the allocated memory in dw_container_alloc(). * column: Zero based column of data being set. * row: Zero based row of data being set. * data: Pointer to the data to be added. */ void API dw_filesystem_set_item(HWND handle, void *pointer, int column, int row, void *data) { dw_container_set_item(handle, pointer, column+1, row, data); } /* * Gets column type for a container column * Parameters: * handle: Handle to the container window (widget). * column: Zero based column. */ DW_FUNCTION_DEFINITION(dw_container_get_column_type, int, HWND handle, int column) DW_FUNCTION_ADD_PARAM2(handle, column) DW_FUNCTION_RETURN(dw_container_get_column_type, int) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, column, int) { DW_FUNCTION_INIT; DWContainer *cont = handle; int rc; int flag = [cont cellType:column]; if(flag & DW_CFA_BITMAPORICON) rc = DW_CFA_BITMAPORICON; else if(flag & DW_CFA_STRING) rc = DW_CFA_STRING; else if(flag & DW_CFA_ULONG) rc = DW_CFA_ULONG; else if(flag & DW_CFA_DATE) rc = DW_CFA_DATE; else if(flag & DW_CFA_TIME) rc = DW_CFA_TIME; else rc = 0; DW_FUNCTION_RETURN_THIS(rc); } /* * Gets column type for a filesystem container column * Parameters: * handle: Handle to the container window (widget). * column: Zero based column. */ int API dw_filesystem_get_column_type(HWND handle, int column) { return dw_container_get_column_type(handle, column+1); } /* * Sets the alternating row colors for container window (widget) handle. * Parameters: * handle: The window (widget) handle. * oddcolor: Odd row background color in DW_RGB format or a default color index. * evencolor: Even row background color in DW_RGB format or a default color index. * DW_RGB_TRANSPARENT will disable coloring rows. * DW_CLR_DEFAULT will use the system default alternating row colors. */ DW_FUNCTION_DEFINITION(dw_container_set_stripe, void, HWND handle, unsigned long oddcolor, unsigned long evencolor) DW_FUNCTION_ADD_PARAM3(handle, oddcolor, evencolor) DW_FUNCTION_NO_RETURN(dw_container_set_stripe) DW_FUNCTION_RESTORE_PARAM3(handle, HWND, oddcolor, unsigned long, evencolor, unsigned long) { DW_FUNCTION_INIT; DWContainer *cont = handle; [cont setRowBgOdd:oddcolor andEven:evencolor]; DW_FUNCTION_RETURN_NOTHING; } /* * Sets the width of a column in the container. * Parameters: * handle: Handle to window (widget) of container. * column: Zero based column of width being set. * width: Width of column in pixels. */ void API dw_container_set_column_width(HWND handle, int column, int width) { } /* * Sets the title of a row in the container. * Parameters: * pointer: Pointer to the allocated memory in dw_container_alloc(). * row: Zero based row of data being set. * title: String title of the item. */ DW_FUNCTION_DEFINITION(dw_container_set_row_title, void, void *pointer, int row, const char *title) DW_FUNCTION_ADD_PARAM3(pointer, row, title) DW_FUNCTION_NO_RETURN(dw_container_set_row_title) DW_FUNCTION_RESTORE_PARAM3(pointer, void *, row, int, title, char *) { DW_FUNCTION_INIT; DWContainer *cont = pointer; int lastadd = [cont lastAddPoint]; [cont setRow:(row+lastadd) title:title]; DW_FUNCTION_RETURN_NOTHING; } /* * Sets the data pointer of a row in the container. * Parameters: * pointer: Pointer to the allocated memory in dw_container_alloc(). * row: Zero based row of data being set. * data: Data pointer. */ DW_FUNCTION_DEFINITION(dw_container_set_row_data, void, void *pointer, int row, void *data) DW_FUNCTION_ADD_PARAM3(pointer, row, data) DW_FUNCTION_NO_RETURN(dw_container_set_row_data) DW_FUNCTION_RESTORE_PARAM3(pointer, void *, row, int, data, void *) { DW_FUNCTION_INIT; DWContainer *cont = pointer; int lastadd = [cont lastAddPoint]; [cont setRowData:(row+lastadd) title:data]; DW_FUNCTION_RETURN_NOTHING; } /* * Sets the title of a row in the container. * Parameters: * handle: Handle to window (widget) of container. * row: Zero based row of data being set. * title: String title of the item. */ DW_FUNCTION_DEFINITION(dw_container_change_row_title, void, HWND handle, int row, const char *title) DW_FUNCTION_ADD_PARAM3(handle, row, title) DW_FUNCTION_NO_RETURN(dw_container_change_row_title) DW_FUNCTION_RESTORE_PARAM3(handle, HWND, row, int, title, char *) { DW_FUNCTION_INIT; DWContainer *cont = handle; [cont setRow:row title:title]; DW_FUNCTION_RETURN_NOTHING; } /* * Sets the data pointer of a row in the container. * Parameters: * handle: Handle to window (widget) of container. * row: Zero based row of data being set. * data: Data pointer. */ DW_FUNCTION_DEFINITION(dw_container_change_row_data, void, HWND handle, int row, void *data) DW_FUNCTION_ADD_PARAM3(handle, row, data) DW_FUNCTION_NO_RETURN(dw_container_change_row_data) DW_FUNCTION_RESTORE_PARAM3(handle, HWND, row, int, data, void *) { DW_FUNCTION_INIT; DWContainer *cont = handle; [cont setRowData:row title:data]; DW_FUNCTION_RETURN_NOTHING; } /* * Sets the title of a row in the container. * Parameters: * handle: Handle to the container window (widget). * pointer: Pointer to the allocated memory in dw_container_alloc(). * rowcount: The number of rows to be inserted. */ DW_FUNCTION_DEFINITION(dw_container_insert, void, HWND handle, void *pointer, int rowcount) DW_FUNCTION_ADD_PARAM3(handle, pointer, rowcount) DW_FUNCTION_NO_RETURN(dw_container_insert) DW_FUNCTION_RESTORE_PARAM3(handle, HWND, DW_UNUSED(pointer), void *, DW_UNUSED(rowcount), int) { DW_FUNCTION_INIT; DWContainer *cont = handle; [cont reloadData]; DW_FUNCTION_RETURN_NOTHING; } /* * Removes all rows from a container. * Parameters: * handle: Handle to the window (widget) to be cleared. * redraw: TRUE to cause the container to redraw immediately. */ DW_FUNCTION_DEFINITION(dw_container_clear, void, HWND handle, int redraw) DW_FUNCTION_ADD_PARAM2(handle, redraw) DW_FUNCTION_NO_RETURN(dw_container_clear) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, redraw, int) { DW_FUNCTION_INIT; DWContainer *cont = handle; [cont clear]; if(redraw) [cont reloadData]; DW_FUNCTION_RETURN_NOTHING; } /* * Removes the first x rows from a container. * Parameters: * handle: Handle to the window (widget) to be deleted from. * rowcount: The number of rows to be deleted. */ DW_FUNCTION_DEFINITION(dw_container_delete, void, HWND handle, int rowcount) DW_FUNCTION_ADD_PARAM2(handle, rowcount) DW_FUNCTION_NO_RETURN(dw_container_delete) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, rowcount, int) { DW_FUNCTION_INIT; DWContainer *cont = handle; int x; for(x=0;x<rowcount;x++) { [cont removeRow:0]; } [cont reloadData]; DW_FUNCTION_RETURN_NOTHING; } /* * Scrolls container up or down. * Parameters: * handle: Handle to the window (widget) to be scrolled. * direction: DW_SCROLL_UP, DW_SCROLL_DOWN, DW_SCROLL_TOP or * DW_SCROLL_BOTTOM. (rows is ignored for last two) * rows: The number of rows to be scrolled. */ DW_FUNCTION_DEFINITION(dw_container_scroll, void, HWND handle, int direction, DW_UNUSED(long rows)) DW_FUNCTION_ADD_PARAM3(handle, direction, rows) DW_FUNCTION_NO_RETURN(dw_container_scroll) DW_FUNCTION_RESTORE_PARAM3(handle, HWND, direction, int, DW_UNUSED(rows), long) { DW_FUNCTION_INIT; DWContainer *cont = handle; int rowcount = (int)[cont numberOfRowsInSection:0]; CGPoint offset = [cont contentOffset]; /* Safety check */ if(rowcount < 1) { return; } switch(direction) { case DW_SCROLL_TOP: { offset.y = 0; break; } case DW_SCROLL_BOTTOM: { offset.y = [cont contentSize].height - [cont visibleSize].height; break; } /* TODO: Currently scrolling a full page, need to use row parameter instead */ case DW_SCROLL_UP: { offset.y -= [cont visibleSize].height; break; } case DW_SCROLL_DOWN: { offset.y += [cont visibleSize].height; break; } } if(offset.y < 0) offset.y = 0; [cont setContentOffset:offset]; DW_FUNCTION_RETURN_NOTHING; } /* * Starts a new query of a container. * Parameters: * handle: Handle to the window (widget) to be queried. * flags: If this parameter is DW_CRA_SELECTED it will only * return items that are currently selected. Otherwise * it will return all records in the container. */ DW_FUNCTION_DEFINITION(dw_container_query_start, char *, HWND handle, unsigned long flags) DW_FUNCTION_ADD_PARAM2(handle, flags) DW_FUNCTION_RETURN(dw_container_query_start, char *) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, flags, unsigned long) { DW_FUNCTION_INIT; DWContainer *cont = handle; NSArray *selected = [cont indexPathsForSelectedRows]; NSIndexPath *result = [selected firstObject]; void *retval = NULL; if(result) { if(flags & DW_CR_RETDATA) retval = [cont getRowData:(int)result.row]; else { char *temp = [cont getRowTitle:(int)result.row]; if(temp) retval = strdup(temp); } [cont setLastQueryPoint:1]; } DW_FUNCTION_RETURN_THIS(retval); } /* * Continues an existing query of a container. * Parameters: * handle: Handle to the window (widget) to be queried. * flags: If this parameter is DW_CRA_SELECTED it will only * return items that are currently selected. Otherwise * it will return all records in the container. */ DW_FUNCTION_DEFINITION(dw_container_query_next, char *, HWND handle, unsigned long flags) DW_FUNCTION_ADD_PARAM2(handle, flags) DW_FUNCTION_RETURN(dw_container_query_next, char *) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, flags, unsigned long) { DW_FUNCTION_INIT; DWContainer *cont = handle; int lastQueryPoint = [cont lastQueryPoint]; NSArray *selected = [cont indexPathsForSelectedRows]; NSIndexPath *result = lastQueryPoint < [selected count] ? [selected objectAtIndex:lastQueryPoint] : nil; void *retval = NULL; if(result) { if(flags & DW_CR_RETDATA) retval = [cont getRowData:(int)result.row]; else { char *temp = [cont getRowTitle:(int)result.row]; if(temp) retval = strdup(temp); } [cont setLastQueryPoint:(int)lastQueryPoint+1]; } DW_FUNCTION_RETURN_THIS(retval); } /* * Cursors the item with the text speficied, and scrolls to that item. * Parameters: * handle: Handle to the window (widget) to be queried. * text: Text usually returned by dw_container_query(). */ DW_FUNCTION_DEFINITION(dw_container_cursor, void, HWND handle, const char *text) DW_FUNCTION_ADD_PARAM2(handle, text) DW_FUNCTION_NO_RETURN(dw_container_cursor) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, text, char *) { DW_FUNCTION_INIT; DW_LOCAL_POOL_IN; DWContainer *cont = handle; char *thistext; int x, count = (int)[cont numberOfRowsInSection:0]; for(x=0;x<count;x++) { thistext = [cont getRowTitle:x]; if(thistext && strcmp(thistext, text) == 0) { NSIndexPath *ip = [NSIndexPath indexPathForRow:(NSUInteger)x inSection:0]; [cont selectRowAtIndexPath:ip animated:NO scrollPosition:UITableViewScrollPositionNone]; x=count; break; } } DW_LOCAL_POOL_OUT; DW_FUNCTION_RETURN_NOTHING; } /* * Cursors the item with the data speficied, and scrolls to that item. * Parameters: * handle: Handle to the window (widget) to be queried. * data: Data associated with the row. */ DW_FUNCTION_DEFINITION(dw_container_cursor_by_data, void, HWND handle, void *data) DW_FUNCTION_ADD_PARAM2(handle, data) DW_FUNCTION_NO_RETURN(dw_container_cursor_by_data) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, data, void *) { DW_FUNCTION_INIT; DW_LOCAL_POOL_IN; DWContainer *cont = handle; void *thisdata; int x, count = (int)[cont numberOfRowsInSection:0]; for(x=0;x<count;x++) { thisdata = [cont getRowData:x]; if(thisdata == data) { NSIndexPath *ip = [NSIndexPath indexPathForRow:(NSUInteger)x inSection:0]; [cont selectRowAtIndexPath:ip animated:NO scrollPosition:UITableViewScrollPositionNone]; x=count; break; } } DW_LOCAL_POOL_OUT; DW_FUNCTION_RETURN_NOTHING; } /* * Deletes the item with the text speficied. * Parameters: * handle: Handle to the window (widget). * text: Text usually returned by dw_container_query(). */ DW_FUNCTION_DEFINITION(dw_container_delete_row, void, HWND handle, const char *text) DW_FUNCTION_ADD_PARAM2(handle, text) DW_FUNCTION_NO_RETURN(dw_container_delete_row) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, text, char *) { DW_FUNCTION_INIT; DWContainer *cont = handle; char *thistext; int x, count = (int)[cont numberOfRowsInSection:0]; for(x=0;x<count;x++) { thistext = [cont getRowTitle:x]; if(thistext && strcmp(thistext, text) == 0) { [cont removeRow:x]; [cont reloadData]; x=count; break; } } DW_FUNCTION_RETURN_NOTHING; } /* * Deletes the item with the data speficied. * Parameters: * handle: Handle to the window (widget). * data: Data specified. */ DW_FUNCTION_DEFINITION(dw_container_delete_row_by_data, void, HWND handle, void *data) DW_FUNCTION_ADD_PARAM2(handle, data) DW_FUNCTION_NO_RETURN(dw_container_delete_row_by_data) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, data, void *) { DW_FUNCTION_INIT; DWContainer *cont = handle; void *thisdata; int x, count = (int)[cont numberOfRowsInSection:0]; for(x=0;x<count;x++) { thisdata = [cont getRowData:x]; if(thisdata == data) { [cont removeRow:x]; [cont reloadData]; x=count; break; } } DW_FUNCTION_RETURN_NOTHING; } /* * Optimizes the column widths so that all data is visible. * Parameters: * handle: Handle to the window (widget) to be optimized. */ void dw_container_optimize(HWND handle) { /* TODO: Not sure if we need to implement this on iOS */ } /* * Inserts an icon into the taskbar. * Parameters: * handle: Window handle that will handle taskbar icon messages. * icon: Icon handle to display in the taskbar. * bubbletext: Text to show when the mouse is above the icon. */ void API dw_taskbar_insert(HWND handle, HICN icon, const char *bubbletext) { /* Taskbar unsupported on iOS */ } /* * Deletes an icon from the taskbar. * Parameters: * handle: Window handle that was used with dw_taskbar_insert(). * icon: Icon handle that was used with dw_taskbar_insert(). */ void API dw_taskbar_delete(HWND handle, HICN icon) { /* Taskbar unsupported on iOS */ } /* Internal function to keep HICNs from getting too big */ UIImage *_dw_icon_resize(UIImage *image) { if(image) { CGSize size = [image size]; if(size.width > 24 || size.height > 24) { if(size.width > 24) size.width = 24; if(size.height > 24) size.height = 24; // Pass 0.0 to use the current device's pixel scaling factor (and thus account for Retina resolution). // Pass 1.0 to force exact pixel size. UIGraphicsBeginImageContextWithOptions(size, NO, 0.0); [image drawInRect:CGRectMake(0, 0, size.width, size.height)]; UIImage *newImage = UIGraphicsGetImageFromCurrentImageContext(); UIGraphicsEndImageContext(); return newImage; } } return image; } /* Internal version that does not resize the image */ HICN _dw_icon_load(unsigned long resid) { NSBundle *bundle = [NSBundle mainBundle]; NSString *respath = [bundle resourcePath]; NSString *filepath = [respath stringByAppendingFormat:@"/%lu.png", resid]; UIImage *image = [[UIImage alloc] initWithContentsOfFile:filepath]; return image; } /* * Obtains an icon from a module (or header in GTK). * Parameters: * module: Handle to module (DLL) in OS/2 and Windows. * id: A unsigned long id int the resources on OS/2 and * Windows, on GTK this is converted to a pointer * to an embedded XPM. */ HICN API dw_icon_load(unsigned long module, unsigned long resid) { UIImage *image = _dw_icon_load(resid); return _dw_icon_resize(image); } /* * Obtains an icon from a file. * Parameters: * filename: Name of the file, omit extention to have * DW pick the appropriate file extension. * (ICO on OS/2 or Windows, XPM on Unix) */ HICN API dw_icon_load_from_file(const char *filename) { char *ext = _dw_get_image_extension( filename ); NSString *nstr = [ NSString stringWithUTF8String:filename ]; UIImage *image = [[UIImage alloc] initWithContentsOfFile:nstr]; if(!image && ext) { nstr = [nstr stringByAppendingString: [NSString stringWithUTF8String:ext]]; image = [[UIImage alloc] initWithContentsOfFile:nstr]; } return _dw_icon_resize(image); } /* * Obtains an icon from data * Parameters: * filename: Name of the file, omit extention to have * DW pick the appropriate file extension. * (ICO on OS/2 or Windows, XPM on Unix) */ HICN API dw_icon_load_from_data(const char *data, int len) { NSData *thisdata = [NSData dataWithBytes:data length:len]; UIImage *image = [[UIImage alloc] initWithData:thisdata]; return _dw_icon_resize(image); } /* * Frees a loaded resource in OS/2 and Windows. * Parameters: * handle: Handle to icon returned by dw_icon_load(). */ void API dw_icon_free(HICN handle) { UIImage *image = handle; DW_LOCAL_POOL_IN; [image release]; DW_LOCAL_POOL_OUT; } /* * Create a new MDI Frame to be packed. * Parameters: * id: An ID to be used with dw_window_from_id or 0L. */ HWND API dw_mdi_new(unsigned long cid) { /* There isn't anything like quite like MDI on MacOS... * However we will make floating windows that hide * when the application is deactivated to simulate * similar behavior. */ DWMDI *mdi = [[[DWMDI alloc] init] retain]; [mdi setTag:cid]; return mdi; } /* * Creates a splitbar window (widget) with given parameters. * Parameters: * type: Value can be DW_VERT or DW_HORZ. * topleft: Handle to the window to be top or left. * bottomright: Handle to the window to be bottom or right. * Returns: * A handle to a splitbar window or NULL on failure. */ DW_FUNCTION_DEFINITION(dw_splitbar_new, HWND, int type, HWND topleft, HWND bottomright, unsigned long cid) DW_FUNCTION_ADD_PARAM4(type, topleft, bottomright, cid) DW_FUNCTION_RETURN(dw_splitbar_new, HWND) DW_FUNCTION_RESTORE_PARAM4(type, int, topleft, HWND, bottomright, HWND, cid, unsigned long) { DW_FUNCTION_INIT; id tmpbox = dw_box_new(DW_VERT, 0); DWSplitBar *split = [[DWSplitBar alloc] init]; dw_box_pack_start(tmpbox, topleft, 0, 0, TRUE, TRUE, 0); [split setTopLeft:tmpbox]; tmpbox = dw_box_new(DW_VERT, 0); dw_box_pack_start(tmpbox, bottomright, 0, 0, TRUE, TRUE, 0); [split setBottomRight:tmpbox]; [split setPercent:50.0]; [split setType:type]; [split setTag:cid]; DW_FUNCTION_RETURN_THIS(split); } /* * Sets the position of a splitbar (pecentage). * Parameters: * handle: The handle to the splitbar returned by dw_splitbar_new(). * percent: The position of the splitbar. */ DW_FUNCTION_DEFINITION(dw_splitbar_set, void, HWND handle, float percent) DW_FUNCTION_ADD_PARAM2(handle, percent) DW_FUNCTION_NO_RETURN(dw_splitbar_set) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, percent, float) { DW_FUNCTION_INIT; DWSplitBar *split = handle; [split setPercent:percent]; DW_FUNCTION_RETURN_NOTHING; } /* * Gets the position of a splitbar (pecentage). * Parameters: * handle: The handle to the splitbar returned by dw_splitbar_new(). */ float API dw_splitbar_get(HWND handle) { DWSplitBar *split = handle; float retval = 50.0; if(split) retval = [split percent]; return retval; } /* Internal function to convert fontname to UIFont */ UIFont *_dw_font_by_name(const char *fontname) { UIFont *font = DWDefaultFont; if(fontname) { char *name = strchr(fontname, '.'); if(name && (name++)) { UIFontDescriptorSymbolicTraits traits = 0; UIFontDescriptor* fd; int size = atoi(fontname); char *Italic = strstr(name, " Italic"); char *Bold = strstr(name, " Bold"); size_t len = (Italic ? (Bold ? (Italic > Bold ? (Bold - name) : (Italic - name)) : (Italic - name)) : (Bold ? (Bold - name) : strlen(name))); char *newname = alloca(len+1); memset(newname, 0, len+1); strncpy(newname, name, len); if(Bold) traits |= UIFontDescriptorTraitBold; if(Italic) traits |= UIFontDescriptorTraitItalic; fd = [UIFontDescriptor fontDescriptorWithFontAttributes:@{UIFontDescriptorFamilyAttribute:[NSString stringWithUTF8String:newname], UIFontDescriptorTraitsAttribute: @{UIFontSymbolicTrait:[NSNumber numberWithInteger:traits]}}]; NSArray* matches = [fd matchingFontDescriptorsWithMandatoryKeys: [NSSet setWithObjects:UIFontDescriptorFamilyAttribute, UIFontDescriptorTraitsAttribute, nil]]; if(matches.count != 0) font = [UIFont fontWithDescriptor:matches[0] size:size]; } } return font; } /* * Create a bitmap object to be packed. * Parameters: * id: An ID to be used with dw_window_from_id() or 0L. */ DW_FUNCTION_DEFINITION(dw_bitmap_new, HWND, ULONG cid) DW_FUNCTION_ADD_PARAM1(cid) DW_FUNCTION_RETURN(dw_bitmap_new, HWND) DW_FUNCTION_RESTORE_PARAM1(cid, ULONG) { DW_FUNCTION_INIT; UIImageView *bitmap = [[[UIImageView alloc] init] retain]; [bitmap setTag:cid]; DW_FUNCTION_RETURN_THIS(bitmap); } /* * Creates a pixmap with given parameters. * Parameters: * handle: Window handle the pixmap is associated with. * width: Width of the pixmap in pixels. * height: Height of the pixmap in pixels. * depth: Color depth of the pixmap. * Returns: * A handle to a pixmap or NULL on failure. */ HPIXMAP API dw_pixmap_new(HWND handle, unsigned long width, unsigned long height, int depth) { HPIXMAP pixmap = NULL; if((pixmap = calloc(1,sizeof(struct _hpixmap)))) { pixmap->width = width; pixmap->height = height; pixmap->handle = handle; pixmap->image = [[[DWImage alloc] initWithSize:CGSizeMake(width,height)] retain]; } return pixmap; } /* * Creates a pixmap from a file. * Parameters: * handle: Window handle the pixmap is associated with. * filename: Name of the file, omit extention to have * DW pick the appropriate file extension. * (BMP on OS/2 or Windows, XPM on Unix) * Returns: * A handle to a pixmap or NULL on failure. */ HPIXMAP API dw_pixmap_new_from_file(HWND handle, const char *filename) { HPIXMAP pixmap; DW_LOCAL_POOL_IN; char *ext = _dw_get_image_extension(filename); if(!(pixmap = calloc(1,sizeof(struct _hpixmap)))) { DW_LOCAL_POOL_OUT; return NULL; } NSString *nstr = [ NSString stringWithUTF8String:filename ]; UIImage *tmpimage = [[UIImage alloc] initWithContentsOfFile:nstr]; if(!tmpimage && ext) { nstr = [nstr stringByAppendingString: [NSString stringWithUTF8String:ext]]; tmpimage = [[UIImage alloc] initWithContentsOfFile:nstr]; } if(!tmpimage) { DW_LOCAL_POOL_OUT; return NULL; } pixmap->width = [tmpimage size].width; pixmap->height = [tmpimage size].height; pixmap->image = [[[DWImage alloc] initWithUIImage:tmpimage] retain]; pixmap->handle = handle; DW_LOCAL_POOL_OUT; return pixmap; } /* * Creates a pixmap from memory. * Parameters: * handle: Window handle the pixmap is associated with. * data: Source of the image data * (BMP on OS/2 or Windows, XPM on Unix) * le: length of data * Returns: * A handle to a pixmap or NULL on failure. */ HPIXMAP API dw_pixmap_new_from_data(HWND handle, const char *data, int len) { HPIXMAP pixmap; DW_LOCAL_POOL_IN; if(!(pixmap = calloc(1,sizeof(struct _hpixmap)))) { DW_LOCAL_POOL_OUT; return NULL; } NSData *thisdata = [NSData dataWithBytes:data length:len]; UIImage *tmpimage = [[UIImage alloc] initWithData:thisdata]; if(!tmpimage) { DW_LOCAL_POOL_OUT; return NULL; } pixmap->width = [tmpimage size].width; pixmap->height = [tmpimage size].height; pixmap->image = [[[DWImage alloc] initWithUIImage:tmpimage] retain]; pixmap->handle = handle; DW_LOCAL_POOL_OUT; return pixmap; } /* * Sets the transparent color for a pixmap * Parameters: * pixmap: Handle to a pixmap returned by * dw_pixmap_new.. * color: transparent color * Note: This does nothing on Mac as transparency * is handled automatically */ void API dw_pixmap_set_transparent_color(HPIXMAP pixmap, ULONG color) { /* Don't do anything, all images support transparency on iOS */ } /* * Creates a pixmap from internal resource graphic specified by id. * Parameters: * handle: Window handle the pixmap is associated with. * id: Resource ID associated with requested pixmap. * Returns: * A handle to a pixmap or NULL on failure. */ HPIXMAP API dw_pixmap_grab(HWND handle, ULONG resid) { HPIXMAP pixmap; DW_LOCAL_POOL_IN; if(!(pixmap = calloc(1,sizeof(struct _hpixmap)))) { DW_LOCAL_POOL_OUT; return NULL; } NSBundle *bundle = [NSBundle mainBundle]; NSString *respath = [bundle resourcePath]; NSString *filepath = [respath stringByAppendingFormat:@"/%lu.png", resid]; UIImage *tmpimage = [[UIImage alloc] initWithContentsOfFile:filepath]; if(tmpimage) { pixmap->width = [tmpimage size].width; pixmap->height = [tmpimage size].height; pixmap->image = [[DWImage alloc] initWithUIImage:tmpimage]; pixmap->handle = handle; DW_LOCAL_POOL_OUT; return pixmap; } free(pixmap); DW_LOCAL_POOL_OUT; return NULL; } /* * Sets the font used by a specified pixmap. * Normally the pixmap font is obtained from the associated window handle. * However this can be used to override that, or for pixmaps with no window. * Parameters: * pixmap: Handle to a pixmap returned by dw_pixmap_new() or * passed to the application via a callback. * fontname: Name and size of the font in the form "size.fontname" * Returns: * DW_ERROR_NONE on success and DW_ERROR_GENERAL on failure. */ int API dw_pixmap_set_font(HPIXMAP pixmap, const char *fontname) { if(pixmap) { UIFont *font = _dw_font_by_name(fontname); if(font) { DW_LOCAL_POOL_IN; UIFont *oldfont = pixmap->font; [font retain]; pixmap->font = font; if(oldfont) [oldfont release]; DW_LOCAL_POOL_OUT; return DW_ERROR_NONE; } } return DW_ERROR_GENERAL; } /* * Destroys an allocated pixmap. * Parameters: * pixmap: Handle to a pixmap returned by * dw_pixmap_new.. */ void API dw_pixmap_destroy(HPIXMAP pixmap) { if(pixmap) { DWImage *image = (DWImage *)pixmap->image; UIFont *font = pixmap->font; DW_LOCAL_POOL_IN; [image release]; [font release]; free(pixmap); DW_LOCAL_POOL_OUT; } } /* * Copies from one item to another. * Parameters: * dest: Destination window handle. * destp: Destination pixmap. (choose only one). * xdest: X coordinate of destination. * ydest: Y coordinate of destination. * width: Width of area to copy. * height: Height of area to copy. * src: Source window handle. * srcp: Source pixmap. (choose only one). * xsrc: X coordinate of source. * ysrc: Y coordinate of source. */ void API dw_pixmap_bitblt(HWND dest, HPIXMAP destp, int xdest, int ydest, int width, int height, HWND src, HPIXMAP srcp, int xsrc, int ysrc) { dw_pixmap_stretch_bitblt(dest, destp, xdest, ydest, width, height, src, srcp, xsrc, ysrc, -1, -1); } /* * Copies from one surface to another allowing for stretching. * Parameters: * dest: Destination window handle. * destp: Destination pixmap. (choose only one). * xdest: X coordinate of destination. * ydest: Y coordinate of destination. * width: Width of the target area. * height: Height of the target area. * src: Source window handle. * srcp: Source pixmap. (choose only one). * xsrc: X coordinate of source. * ysrc: Y coordinate of source. * srcwidth: Width of area to copy. * srcheight: Height of area to copy. * Returns: * DW_ERROR_NONE on success and DW_ERROR_GENERAL on failure. */ int API dw_pixmap_stretch_bitblt(HWND dest, HPIXMAP destp, int xdest, int ydest, int width, int height, HWND src, HPIXMAP srcp, int xsrc, int ysrc, int srcwidth, int srcheight) { DWBitBlt *bltinfo; NSValue* bi; DW_LOCAL_POOL_IN; /* Sanity checks */ if((!dest && !destp) || (!src && !srcp) || ((srcwidth == -1 || srcheight == -1) && srcwidth != srcheight)) { DW_LOCAL_POOL_OUT; return DW_ERROR_GENERAL; } bltinfo = calloc(1, sizeof(DWBitBlt)); bi = [NSValue valueWithPointer:bltinfo]; /* Fill in the information */ bltinfo->dest = _dw_dest_image(destp, dest); bltinfo->src = src; bltinfo->xdest = xdest; bltinfo->ydest = ydest; bltinfo->width = width; bltinfo->height = height; bltinfo->xsrc = xsrc; bltinfo->ysrc = ysrc; bltinfo->srcwidth = srcwidth; bltinfo->srcheight = srcheight; if(srcp) { id object = bltinfo->src = (id)srcp->image; [object retain]; } [DWObj safeCall:@selector(doBitBlt:) withObject:bi]; DW_LOCAL_POOL_OUT; return DW_ERROR_NONE; } /* * Create a new static text window (widget) to be packed. * Not available under OS/2, eCS * Parameters: * text: The text to be display by the static text widget. * id: An ID to be used with dw_window_from_id() or 0L. */ DW_FUNCTION_DEFINITION(dw_calendar_new, HWND, ULONG cid) DW_FUNCTION_ADD_PARAM1(cid) DW_FUNCTION_RETURN(dw_calendar_new, HWND) DW_FUNCTION_RESTORE_PARAM1(cid, ULONG) { DWCalendar *calendar = [[[DWCalendar alloc] init] retain]; if (@available(iOS 14.0, *)) { [calendar setPreferredDatePickerStyle:UIDatePickerStyleInline]; } else { // We really want the iOS 14 style to match the other platforms... // but just leave it the default spinner style on 13 and earlier. } [calendar setDatePickerMode:UIDatePickerModeDate]; [calendar setDate:[NSDate date]]; [calendar setTag:cid]; DW_FUNCTION_RETURN_THIS(calendar); } /* * Sets the current date of a calendar. * Parameters: * handle: The handle to the calendar returned by dw_calendar_new(). * year... */ DW_FUNCTION_DEFINITION(dw_calendar_set_date, void, HWND handle, unsigned int year, unsigned int month, unsigned int day) DW_FUNCTION_ADD_PARAM4(handle, year, month, day) DW_FUNCTION_NO_RETURN(dw_calendar_set_date) DW_FUNCTION_RESTORE_PARAM4(handle, HWND, year, unsigned int, month, unsigned int, day, unsigned int) { DWCalendar *calendar = handle; NSDate *date; char buffer[101] = {0}; snprintf(buffer, 100, "%04d-%02d-%02d", year, month, day); NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init]; dateFormatter.dateFormat = @"yyyy-MM-dd"; date = [dateFormatter dateFromString:[NSString stringWithUTF8String:buffer]]; [calendar setDate:date]; [date release]; DW_FUNCTION_RETURN_NOTHING; } /* * Gets the current date of a calendar. * Parameters: * handle: The handle to the calendar returned by dw_calendar_new(). */ DW_FUNCTION_DEFINITION(dw_calendar_get_date, void, HWND handle, unsigned int *year, unsigned int *month, unsigned int *day) DW_FUNCTION_ADD_PARAM4(handle, year, month, day) DW_FUNCTION_NO_RETURN(dw_calendar_get_date) DW_FUNCTION_RESTORE_PARAM4(handle, HWND, year, unsigned int *, month, unsigned int *, day, unsigned int *) { DWCalendar *calendar = handle; NSCalendar *mycalendar = [[NSCalendar alloc] initWithCalendarIdentifier:NSCalendarIdentifierGregorian]; NSDate *date = [calendar date]; NSDateComponents* components = [mycalendar components:NSCalendarUnitDay|NSCalendarUnitMonth|NSCalendarUnitYear fromDate:date]; *day = (unsigned int)[components day]; *month = (unsigned int)[components month]; *year = (unsigned int)[components year]; [mycalendar release]; DW_FUNCTION_RETURN_NOTHING; } /* * Causes the embedded HTML widget to take action. * Parameters: * handle: Handle to the window. * action: One of the DW_HTML_* constants. */ DW_FUNCTION_DEFINITION(dw_html_action, void, HWND handle, int action) DW_FUNCTION_ADD_PARAM2(handle, action) DW_FUNCTION_NO_RETURN(dw_html_action) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, action, int) { DWWebView *html = handle; switch(action) { case DW_HTML_GOBACK: [html goBack]; break; case DW_HTML_GOFORWARD: [html goForward]; break; case DW_HTML_GOHOME: dw_html_url(handle, DW_HOME_URL); break; case DW_HTML_SEARCH: break; case DW_HTML_RELOAD: [html reload]; break; case DW_HTML_STOP: [html stopLoading]; break; case DW_HTML_PRINT: break; } DW_FUNCTION_RETURN_NOTHING; } /* * Render raw HTML code in the embedded HTML widget.. * Parameters: * handle: Handle to the window. * string: String buffer containt HTML code to * be rendered. * Returns: * 0 on success. */ DW_FUNCTION_DEFINITION(dw_html_raw, int, HWND handle, const char *string) DW_FUNCTION_ADD_PARAM2(handle, string) DW_FUNCTION_RETURN(dw_html_raw, int) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, string, const char *) { DWWebView *html = handle; int retval = DW_ERROR_NONE; [html loadHTMLString:[ NSString stringWithUTF8String:string ] baseURL:nil]; DW_FUNCTION_RETURN_THIS(retval); } /* * Render file or web page in the embedded HTML widget.. * Parameters: * handle: Handle to the window. * url: Universal Resource Locator of the web or * file object to be rendered. * Returns: * 0 on success. */ DW_FUNCTION_DEFINITION(dw_html_url, int, HWND handle, const char *url) DW_FUNCTION_ADD_PARAM2(handle, url) DW_FUNCTION_RETURN(dw_html_url, int) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, url, const char *) { DWWebView *html = handle; int retval = DW_ERROR_NONE; [html loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:[ NSString stringWithUTF8String:url ]]]]; DW_FUNCTION_RETURN_THIS(retval); } /* * Executes the javascript contained in "script" in the HTML window. * Parameters: * handle: Handle to the HTML window. * script: Javascript code to execute. * scriptdata: Data passed to the signal handler. * Notes: A DW_SIGNAL_HTML_RESULT event will be raised with scriptdata. * Returns: * DW_ERROR_NONE (0) on success. */ DW_FUNCTION_DEFINITION(dw_html_javascript_run, int, HWND handle, const char *script, void *scriptdata) DW_FUNCTION_ADD_PARAM3(handle, script, scriptdata) DW_FUNCTION_RETURN(dw_html_javascript_run, int) DW_FUNCTION_RESTORE_PARAM3(handle, HWND, script, const char *, scriptdata, void *) { DWWebView *html = handle; int retval = DW_ERROR_NONE; DW_LOCAL_POOL_IN; [html evaluateJavaScript:[NSString stringWithUTF8String:script] completionHandler:^(NSString *result, NSError *error) { void *params[2] = { result, scriptdata }; _dw_event_handler(html, (id)params, _DW_EVENT_HTML_RESULT); }]; DW_LOCAL_POOL_OUT; DW_FUNCTION_RETURN_THIS(retval); } /* * Create a new HTML window (widget) to be packed. * Not available under OS/2, eCS * Parameters: * text: The default text to be in the entryfield widget. * id: An ID to be used with dw_window_from_id() or 0L. */ DW_FUNCTION_DEFINITION(dw_html_new, HWND, ULONG cid) DW_FUNCTION_ADD_PARAM1(cid) DW_FUNCTION_RETURN(dw_html_new, HWND) DW_FUNCTION_RESTORE_PARAM1(DW_UNUSED(cid), ULONG) { DW_FUNCTION_INIT; DWWebView *web = [[[DWWebView alloc] init] retain]; web.navigationDelegate = web; [web setTag:cid]; DW_FUNCTION_RETURN_THIS(web); } /* * Returns the current X and Y coordinates of the mouse pointer. * Parameters: * x: Pointer to variable to store X coordinate. * y: Pointer to variable to store Y coordinate. */ void API dw_pointer_query_pos(long *x, long *y) { if(x) { *x = (long)_dw_event_point.x; } if(y) { *y = (long)_dw_event_point.y; } } /* * Sets the X and Y coordinates of the mouse pointer. * Parameters: * x: X coordinate. * y: Y coordinate. */ void API dw_pointer_set_pos(long x, long y) { /* From what I have read this isn't possible, agaist human interface rules */ } /* * Create a menu object to be popped up. * Parameters: * id: An ID to be used for getting the resource from the * resource file. */ HMENUI API dw_menu_new(ULONG cid) { DWMenu *menu = [[[DWMenu alloc] initWithTag:cid] retain]; return menu; } /* * Create a menubar on a window. * Parameters: * location: Handle of a window frame to be attached to. */ HMENUI API dw_menubar_new(HWND location) { DWWindow *window = location; DWMenu *menu = [[[DWMenu alloc] initWithTag:0] retain]; [window setMenu:menu]; return menu; } /* * Destroys a menu created with dw_menubar_new or dw_menu_new. * Parameters: * menu: Handle of a menu. */ void API dw_menu_destroy(HMENUI *menu) { if(menu) { DWMenu *thismenu = *menu; DW_LOCAL_POOL_IN; [thismenu release]; DW_LOCAL_POOL_OUT; *menu = NULL; } } /* * Pops up a context menu at given x and y coordinates. * Parameters: * menu: The handle the the existing menu. * parent: Handle to the window initiating the popup. * x: X coordinate. * y: Y coordinate. */ void API dw_menu_popup(HMENUI *menu, HWND parent, int x, int y) { if(menu) { DWMenu *thismenu = (DWMenu *)*menu; id object = parent; DWWindow *window = [object isMemberOfClass:[DWWindow class]] ? object : (DWWindow *)[object window]; [window setPopupMenu:thismenu]; *menu = nil; } } char _dw_removetilde(char *dest, const char *src) { int z, cur=0; char accel = '\0'; for(z=0;z<strlen(src);z++) { if(src[z] != '~') { dest[cur] = src[z]; cur++; } else { accel = src[z+1]; } } dest[cur] = 0; return accel; } /* * Adds a menuitem or submenu to an existing menu. * Parameters: * menu: The handle the the existing menu. * title: The title text on the menu item to be added. * id: An ID to be used for message passing. * flags: Extended attributes to set on the menu. * end: If TRUE memu is positioned at the end of the menu. * check: If TRUE menu is "check"able. * flags: Extended attributes to set on the menu. * submenu: Handle to an existing menu to be a submenu or NULL. */ HWND API dw_menu_append_item(HMENUI menux, const char *title, ULONG itemid, ULONG flags, int end, int check, HMENUI submenux) { DWMenu *menu = menux; __block DWMenuItem *item = nil; if(!title || strlen(title) == 0) [menu addItem:[[NSNull alloc] init]]; else { char accel[2]; char *newtitle = malloc(strlen(title)+1); NSString *nstr; accel[0] = _dw_removetilde(newtitle, title); accel[1] = 0; nstr = [NSString stringWithUTF8String:newtitle]; free(newtitle); item = [DWMenuItem actionWithTitle:nstr image:nil identifier:nil handler:^(__kindof UIAction * _Nonnull action) { if(check) { UIMenuElementState state = [item state] == UIMenuElementStateOn ? UIMenuElementStateOff : UIMenuElementStateOn; [item setState:state]; } [DWObj menuHandler:item]; if(check) [DWObj safeCall:@selector(updateMenu:) withObject:nil]; }]; /* Don't set the tag if the ID is 0 or -1 */ if(itemid != DW_MENU_AUTO && itemid != DW_MENU_POPUP) [item setTag:itemid]; [menu addItem:item]; if(check) { [item setCheck:YES]; if(flags & DW_MIS_CHECKED) [item setState:UIMenuElementStateOn]; } [item setEnabled:(flags & DW_MIS_DISABLED ? NO : YES)]; if(submenux) { DWMenu *submenu = submenux; [submenu setTitle:nstr]; [item setSubmenu:submenu]; } return item; } return item; } /* * Sets the state of a menu item check. * Deprecated; use dw_menu_item_set_state() * Parameters: * menu: The handle the the existing menu. * id: Menuitem id. * check: TRUE for checked FALSE for not checked. */ void API dw_menu_item_set_check(HMENUI menux, unsigned long itemid, int check) { id menu = menux; DWMenuItem *menuitem = [menu childWithTag:itemid]; if(menuitem != nil) { UIMenuElementState newstate = check ? UIMenuElementStateOn : UIMenuElementStateOff; /* Only force the menus to repopulate if something changed */ if(newstate != [menuitem state]) { [menuitem setState:newstate]; [DWObj safeCall:@selector(updateMenu:) withObject:nil]; } } } /* * Deletes the menu item specified. * Parameters: * menu: The handle to the menu in which the item was appended. * id: Menuitem id. * Returns: * DW_ERROR_NONE (0) on success or DW_ERROR_UNKNOWN on failure. */ int API dw_menu_delete_item(HMENUI menux, unsigned long itemid) { id menu = menux; DWMenuItem *menuitem = [menu childWithTag:itemid]; if(menuitem != nil) { [menu removeItem:menuitem]; return DW_ERROR_NONE; } return DW_ERROR_UNKNOWN; } /* * Sets the state of a menu item. * Parameters: * menu: The handle to the existing menu. * id: Menuitem id. * flags: DW_MIS_ENABLED/DW_MIS_DISABLED * DW_MIS_CHECKED/DW_MIS_UNCHECKED */ void API dw_menu_item_set_state(HMENUI menux, unsigned long itemid, unsigned long state) { id menu = menux; DWMenuItem *menuitem = [menu childWithTag:itemid]; if(menuitem != nil) { UIMenuElementState oldstate = [menuitem state]; BOOL oldenabled = [menuitem enabled]; if(state & DW_MIS_CHECKED) [menuitem setState:UIMenuElementStateOn]; else if(state & DW_MIS_UNCHECKED) [menuitem setState:UIMenuElementStateOff]; if(state & DW_MIS_ENABLED) [menuitem setEnabled:YES]; else if(state & DW_MIS_DISABLED) [menuitem setEnabled:NO]; /* Only force the menus to repopulate if something changed */ if(oldstate != [menuitem state] || oldenabled != [menuitem enabled]) [DWObj safeCall:@selector(updateMenu:) withObject:nil]; } } /* Gets the notebook page from associated ID */ DWNotebookPage *_dw_notepage_from_id(DWNotebook *notebook, unsigned long pageid) { NSArray *pages = [notebook views]; for(DWNotebookPage *notepage in pages) { if([notepage pageid] == pageid) { return notepage; } } return nil; } /* * Create a notebook object to be packed. * Parameters: * id: An ID to be used for getting the resource from the * resource file. */ DW_FUNCTION_DEFINITION(dw_notebook_new, HWND, ULONG cid, DW_UNUSED(int top)) DW_FUNCTION_ADD_PARAM2(cid, top) DW_FUNCTION_RETURN(dw_notebook_new, HWND) DW_FUNCTION_RESTORE_PARAM2(cid, ULONG, DW_UNUSED(top), int) { DWNotebook *notebook = [[[DWNotebook alloc] init] retain]; [[notebook tabs] addTarget:notebook action:@selector(pageChanged:) forControlEvents:UIControlEventValueChanged]; [notebook setTag:cid]; DW_FUNCTION_RETURN_THIS(notebook); } /* * Adds a new page to specified notebook. * Parameters: * handle: Window (widget) handle. * flags: Any additional page creation flags. * front: If TRUE page is added at the beginning. */ DW_FUNCTION_DEFINITION(dw_notebook_page_new, ULONG, HWND handle, DW_UNUSED(ULONG flags), int front) DW_FUNCTION_ADD_PARAM3(handle, flags, front) DW_FUNCTION_RETURN(dw_notebook_page_new, ULONG) DW_FUNCTION_RESTORE_PARAM3(handle, HWND, DW_UNUSED(flags), ULONG, front, int) { DWNotebook *notebook = handle; NSInteger page = [notebook pageid]; DWNotebookPage *notepage = [[DWNotebookPage alloc] init]; NSMutableArray<DWNotebookPage *> *views = [notebook views]; unsigned long retval; [notepage setPageid:(int)page]; if(front) { [[notebook tabs] insertSegmentWithTitle:@"" atIndex:(NSInteger)0 animated:NO]; [views addObject:notepage]; } else { [[notebook tabs] insertSegmentWithTitle:@"" atIndex:[[notebook tabs] numberOfSegments] animated:NO]; [views addObject:notepage]; } [notebook addSubview:notepage]; [notebook setPageid:(int)(page+1)]; if([views count] != 1) { /* Otherwise hide the page */ [notepage setHidden:YES]; } retval = (unsigned long)page; DW_FUNCTION_RETURN_THIS(retval); } /* * Remove a page from a notebook. * Parameters: * handle: Handle to the notebook widget. * pageid: ID of the page to be destroyed. */ DW_FUNCTION_DEFINITION(dw_notebook_page_destroy, void, HWND handle, unsigned long pageid) DW_FUNCTION_ADD_PARAM2(handle, pageid) DW_FUNCTION_NO_RETURN(dw_notebook_page_destroy) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, pageid, unsigned long) { DWNotebook *notebook = handle; DWNotebookPage *notepage = _dw_notepage_from_id(notebook, pageid); DW_LOCAL_POOL_IN; if(notepage != nil) { NSMutableArray<DWNotebookPage *> *views = [notebook views]; NSUInteger index = [views indexOfObject:notepage]; if(index != NSNotFound) { [[notebook tabs] removeSegmentAtIndex:index animated:NO]; [notepage removeFromSuperview]; [views removeObject:notepage]; index--; if(index >= 0 && index < [views count]) [[notebook tabs] setSelectedSegmentIndex:index]; else if([views count] > 0) [[notebook tabs] setSelectedSegmentIndex:0]; [notebook pageChanged:nil]; [notepage release]; } } DW_LOCAL_POOL_OUT; DW_FUNCTION_RETURN_NOTHING; } /* * Queries the currently visible page ID. * Parameters: * handle: Handle to the notebook widget. */ DW_FUNCTION_DEFINITION(dw_notebook_page_get, unsigned long, HWND handle) DW_FUNCTION_ADD_PARAM1(handle) DW_FUNCTION_RETURN(dw_notebook_page_get, unsigned long) DW_FUNCTION_RESTORE_PARAM1(handle, HWND) { DWNotebook *notebook = handle; NSInteger index = [[notebook tabs] selectedSegmentIndex]; unsigned long retval = 0; if(index != -1) { NSMutableArray<DWNotebookPage *> *views = [notebook views]; DWNotebookPage *notepage = [views objectAtIndex:index]; retval = [notepage pageid]; } DW_FUNCTION_RETURN_THIS(retval); } /* * Sets the currently visibale page ID. * Parameters: * handle: Handle to the notebook widget. * pageid: ID of the page to be made visible. */ DW_FUNCTION_DEFINITION(dw_notebook_page_set, void, HWND handle, unsigned long pageid) DW_FUNCTION_ADD_PARAM2(handle, pageid) DW_FUNCTION_NO_RETURN(dw_notebook_page_set) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, pageid, unsigned long) { DWNotebook *notebook = handle; DWNotebookPage *notepage = _dw_notepage_from_id(notebook, pageid); if(notepage != nil) { NSMutableArray<DWNotebookPage *> *views = [notebook views]; NSUInteger index = [views indexOfObject:notepage]; if(index != -1) { [[notebook tabs] setSelectedSegmentIndex:index]; [notebook pageChanged:nil]; } } DW_FUNCTION_RETURN_NOTHING; } /* * Sets the text on the specified notebook tab. * Parameters: * handle: Notebook handle. * pageid: Page ID of the tab to set. * text: Pointer to the text to set. */ DW_FUNCTION_DEFINITION(dw_notebook_page_set_text, void, HWND handle, ULONG pageid, const char *text) DW_FUNCTION_ADD_PARAM3(handle, pageid, text) DW_FUNCTION_NO_RETURN(dw_notebook_page_set_text) DW_FUNCTION_RESTORE_PARAM3(handle, HWND, pageid, ULONG, text, const char *) { DWNotebook *notebook = handle; DWNotebookPage *notepage = _dw_notepage_from_id(notebook, pageid); if(notepage != nil) { NSMutableArray<DWNotebookPage *> *views = [notebook views]; NSUInteger index = [views indexOfObject:notepage]; if(index != -1) [[notebook tabs] setTitle:[NSString stringWithUTF8String:text] forSegmentAtIndex:index]; } DW_FUNCTION_RETURN_NOTHING; } /* * Sets the text on the specified notebook tab status area. * Parameters: * handle: Notebook handle. * pageid: Page ID of the tab to set. * text: Pointer to the text to set. */ void API dw_notebook_page_set_status_text(HWND handle, ULONG pageid, const char *text) { /* Not supported here... do nothing */ } /* * Packs the specified box into the notebook page. * Parameters: * handle: Handle to the notebook to be packed. * pageid: Page ID in the notebook which is being packed. * page: Box handle to be packed. */ DW_FUNCTION_DEFINITION(dw_notebook_pack, void, HWND handle, ULONG pageid, HWND page) DW_FUNCTION_ADD_PARAM3(handle, pageid, page) DW_FUNCTION_NO_RETURN(dw_notebook_pack) DW_FUNCTION_RESTORE_PARAM3(handle, HWND, pageid, ULONG, page, HWND) { DWNotebook *notebook = handle; DWNotebookPage *notepage = _dw_notepage_from_id(notebook, pageid); if(notepage != nil) { dw_box_pack_start(notepage, page, 0, 0, TRUE, TRUE, 0); } DW_FUNCTION_RETURN_NOTHING; } /* * Create a new Window Frame. * Parameters: * owner: The Owner's window handle or HWND_DESKTOP. * title: The Window title. * flStyle: Style flags, see the PM reference. */ DW_FUNCTION_DEFINITION(dw_window_new, HWND, DW_UNUSED(HWND hwndOwner), const char *title, ULONG flStyle) DW_FUNCTION_ADD_PARAM3(hwndOwner, title, flStyle) DW_FUNCTION_RETURN(dw_window_new, HWND) DW_FUNCTION_RESTORE_PARAM3(DW_UNUSED(hwndOwner), HWND, title, char *, flStyle, ULONG) { DW_FUNCTION_INIT; CGRect screenrect = [[UIScreen mainScreen] bounds]; DWWindow *window = [[DWWindow alloc] initWithFrame:screenrect]; DWView *view = [[DWView alloc] init]; UIUserInterfaceStyle style = [[DWObj hiddenWindow] overrideUserInterfaceStyle]; /* Copy the overrideUserInterfaceStyle property from the hiddenWindow */ if(style != UIUserInterfaceStyleUnspecified) [window setOverrideUserInterfaceStyle:style]; [window setWindowLevel:UIWindowLevelNormal]; [window setRootViewController:[[DWViewController alloc] init]]; [window setBackgroundColor:[UIColor systemBackgroundColor]]; [[[window rootViewController] view] addSubview:view]; [_dw_toplevel_windows addObject:window]; /* Handle style flags... There is no visible frame... * On iOS 13 and higher if a titlebar is requested create a navigation bar. */ if(@available(iOS 13.0, *)) { NSString *nstitle = [NSString stringWithUTF8String:title]; [window setLargeContentTitle:nstitle]; if(flStyle & DW_FCF_TITLEBAR) { NSInteger sbheight = [[[window windowScene] statusBarManager] statusBarFrame].size.height; CGRect navrect = CGRectMake(0, sbheight, screenrect.size.width, 44); UINavigationBar* navbar = [[UINavigationBar alloc] initWithFrame:navrect]; UINavigationItem* navItem = [[UINavigationItem alloc] initWithTitle:nstitle]; /* Double check the intrinsic height... */ CGSize navdefault = [navbar intrinsicContentSize]; if(navdefault.height != navrect.size.height) { navrect.size.height = navdefault.height; navbar.frame = navrect; } /* We maintain a list of top-level windows...If there is more than one window, * and our window has the close button style, add a Back button that will close it. */ if([_dw_toplevel_windows count] > 1 && flStyle & DW_FCF_CLOSEBUTTON) { UIBarButtonItem *back = [[UIBarButtonItem alloc] initWithTitle:@"Back" style:UIBarButtonItemStylePlain target:window action:@selector(closeWindow:)]; navItem.leftBarButtonItem = back; } [navbar setItems:@[navItem]]; [[[window rootViewController] view] addSubview:navbar]; } } DW_FUNCTION_RETURN_THIS(window); } /* * Call a function from the window (widget)'s context. * Parameters: * handle: Window handle of the widget. * function: Function pointer to be called. * data: Pointer to the data to be passed to the function. */ void API dw_window_function(HWND handle, void *function, void *data) { void **params = calloc(2, sizeof(void *)); NSValue *v; DW_LOCAL_POOL_IN; v = [NSValue valueWithPointer:params]; params[0] = function; params[1] = data; [DWObj performSelectorOnMainThread:@selector(doWindowFunc:) withObject:v waitUntilDone:YES]; free(params); DW_LOCAL_POOL_OUT; } /* * Changes the appearance of the mouse pointer. * Parameters: * handle: Handle to widget for which to change. * cursortype: ID of the pointer you want. */ void API dw_window_set_pointer(HWND handle, int pointertype) { /* TODO: Only might be possible on Catalyst */ } /* * Makes the window visible. * Parameters: * handle: The window handle to make visible. */ DW_FUNCTION_DEFINITION(dw_window_show, int, HWND handle) DW_FUNCTION_ADD_PARAM1(handle) DW_FUNCTION_RETURN(dw_window_show, int) DW_FUNCTION_RESTORE_PARAM1(handle, HWND) { NSObject *object = handle; int retval = DW_ERROR_NONE; if([ object isMemberOfClass:[DWWindow class]]) { DWWindow *window = handle; CGRect rect = [window frame]; /* If we haven't been sized by a call.. */ if(rect.size.width <= 1 || rect.size.height <= 1) { /* Determine the contents size */ dw_window_set_size(handle, 0, 0); } if(![window shown]) { [window makeKeyAndVisible]; [window setShown:YES]; } else [window setHidden:NO]; } DW_FUNCTION_RETURN_THIS(retval); } /* * Makes the window invisible. * Parameters: * handle: The window handle to make visible. */ DW_FUNCTION_DEFINITION(dw_window_hide, int, HWND handle) DW_FUNCTION_ADD_PARAM1(handle) DW_FUNCTION_RETURN(dw_window_hide, int) DW_FUNCTION_RESTORE_PARAM1(handle, HWND) { NSObject *object = handle; int retval = DW_ERROR_NONE; if([ object isKindOfClass:[ UIWindow class ] ]) { UIWindow *window = handle; [window setHidden:YES]; } DW_FUNCTION_RETURN_THIS(retval); } /* * Sets the colors used by a specified window (widget) handle. * Parameters: * handle: The window (widget) handle. * fore: Foreground color in DW_RGB format or a default color index. * back: Background color in DW_RGB format or a default color index. */ DW_FUNCTION_DEFINITION(dw_window_set_color, int, HWND handle, unsigned long fore, unsigned long back) DW_FUNCTION_ADD_PARAM3(handle, fore, back) DW_FUNCTION_RETURN(dw_window_set_color, int) DW_FUNCTION_RESTORE_PARAM3(handle, HWND, fore, unsigned long, back, unsigned long) { id object = handle; unsigned long _fore = _dw_get_color(fore); unsigned long _back = _dw_get_color(back); UIColor *fg = NULL; UIColor *bg = NULL; int retval = DW_ERROR_NONE; /* Get the UIColor for non-default colors */ if(fore != DW_CLR_DEFAULT) { fg = [UIColor colorWithRed: DW_RED_VALUE(_fore)/255.0 green: DW_GREEN_VALUE(_fore)/255.0 blue: DW_BLUE_VALUE(_fore)/255.0 alpha: 1]; } if(back != DW_CLR_DEFAULT) { bg = [UIColor colorWithRed: DW_RED_VALUE(_back)/255.0 green: DW_GREEN_VALUE(_back)/255.0 blue: DW_BLUE_VALUE(_back)/255.0 alpha: 1]; } /* Get the textfield from the spinbutton */ if([object isMemberOfClass:[DWSpinButton class]]) { object = [object textfield]; } /* Get the cell on classes using NSCell */ if([object isKindOfClass:[UITextField class]]) { [object setTextColor:(fg ? fg : [UIColor labelColor])]; } if([object isMemberOfClass:[DWButton class]]) { [[object titleLabel] setTextColor:(fg ? fg : [UIColor labelColor])]; } if([object isKindOfClass:[UITextField class]] || [object isKindOfClass:[UIButton class]]) { [object setBackgroundColor:(bg ? bg : [UIColor systemBackgroundColor])]; } else if([object isMemberOfClass:[DWBox class]]) { DWBox *box = object; [box setBackgroundColor:bg]; } else if([object isKindOfClass:[UITableView class]]) { DWContainer *cont = handle; [cont setBackgroundColor:(bg ? bg : [UIColor systemBackgroundColor])]; [cont setForegroundColor:(fg ? fg : [UIColor labelColor])]; } else if([object isMemberOfClass:[DWMLE class]]) { DWMLE *mle = handle; [mle setBackgroundColor:(bg ? bg : [UIColor systemBackgroundColor])]; [mle setTextColor:(fg ? fg : [UIColor labelColor])]; } DW_FUNCTION_RETURN_THIS(retval); } /* * Sets the font used by a specified window (widget) handle. * Parameters: * handle: The window (widget) handle. * border: Size of the window border in pixels. */ int API dw_window_set_border(HWND handle, int border) { /* No overlapping windows on iOS, unsupported */ return DW_ERROR_UNKNOWN; } /* * Sets the style of a given window (widget). * Parameters: * handle: Window (widget) handle. * width: New width in pixels. * height: New height in pixels. */ DW_FUNCTION_DEFINITION(dw_window_set_style, void, HWND handle, ULONG style, ULONG mask) DW_FUNCTION_ADD_PARAM3(handle, style, mask) DW_FUNCTION_NO_RETURN(dw_window_set_style) DW_FUNCTION_RESTORE_PARAM3(handle, HWND, style, ULONG, mask, ULONG) { id object = _dw_text_handle(handle); if([object isKindOfClass:[UILabel class]]) { UILabel *label = object; [label setTextAlignment:(style & 0xF)]; if(mask & DW_DT_VCENTER) [label setBaselineAdjustment:(style & DW_DT_VCENTER ? UIBaselineAdjustmentAlignCenters : UIBaselineAdjustmentNone)]; if(mask & DW_DT_WORDBREAK) { if(style & DW_DT_WORDBREAK) [label setLineBreakMode:NSLineBreakByWordWrapping]; else [label setLineBreakMode:NSLineBreakByTruncatingTail]; } } else if([object isMemberOfClass:[DWMLE class]]) { DWMLE *mle = handle; [mle setTextAlignment:(style & mask)]; } else if([object isMemberOfClass:[DWMenuItem class]]) { DWMenuItem *menuitem = object; UIMenuElementState oldstate = [menuitem state]; BOOL oldenabled = [menuitem enabled]; if(mask & (DW_MIS_CHECKED | DW_MIS_UNCHECKED)) { if(style & DW_MIS_CHECKED) [menuitem setState:UIMenuElementStateOn]; else if(style & DW_MIS_UNCHECKED) [menuitem setState:UIMenuElementStateOff]; } if(mask & (DW_MIS_ENABLED | DW_MIS_DISABLED)) { if(style & DW_MIS_ENABLED) [menuitem setEnabled:YES]; else if(style & DW_MIS_DISABLED) [menuitem setEnabled:NO]; } /* Only force the menus to repopulate if something changed */ if(oldstate != [menuitem state] || oldenabled != [menuitem enabled]) [DWObj safeCall:@selector(updateMenu:) withObject:nil]; } DW_FUNCTION_RETURN_NOTHING; } /* * Sets the current focus item for a window/dialog. * Parameters: * handle: Handle to the dialog item to be focused. * Remarks: * This is for use after showing the window/dialog. */ DW_FUNCTION_DEFINITION(dw_window_set_focus, void, HWND handle) DW_FUNCTION_ADD_PARAM1(handle) DW_FUNCTION_NO_RETURN(dw_window_set_focus) DW_FUNCTION_RESTORE_PARAM1(handle, HWND) { id object = handle; [object becomeFirstResponder]; DW_FUNCTION_RETURN_NOTHING; } /* * Sets the default focus item for a window/dialog. * Parameters: * window: Toplevel window or dialog. * defaultitem: Handle to the dialog item to be default. * Remarks: * This is for use before showing the window/dialog. */ DW_FUNCTION_DEFINITION(dw_window_default, void, HWND handle, HWND defaultitem) DW_FUNCTION_ADD_PARAM2(handle, defaultitem) DW_FUNCTION_NO_RETURN(dw_window_default) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, defaultitem, HWND) { DWWindow *window = handle; id object = defaultitem; if([window isKindOfClass:[UIWindow class]] && [object isKindOfClass:[UIControl class]]) { [object becomeFirstResponder]; } DW_FUNCTION_RETURN_NOTHING; } /* * Sets window to click the default dialog item when an ENTER is pressed. * Parameters: * window: Window (widget) to look for the ENTER press. * next: Window (widget) to move to next (or click) */ void API dw_window_click_default(HWND handle, HWND next) { /* TODO: Figure out how to do this if we should */ } /* * Captures the mouse input to this window. * Parameters: * handle: Handle to receive mouse input. */ void API dw_window_capture(HWND handle) { /* Don't do anything for now */ } /* * Releases previous mouse capture. */ void API dw_window_release(void) { /* Don't do anything for now */ } /* * Changes a window's parent to newparent. * Parameters: * handle: The window handle to destroy. * newparent: The window's new parent window. */ void API dw_window_reparent(HWND handle, HWND newparent) { /* TODO: Not sure if we should even bother with this */ } /* Allows the user to choose a font using the system's font chooser dialog. * Parameters: * currfont: current font * Returns: * A malloced buffer with the selected font or NULL on error. */ char * API dw_font_choose(const char *currfont) { NSPointerArray *params = [[NSPointerArray pointerArrayWithOptions:NSPointerFunctionsOpaqueMemory] retain]; char *font = NULL; [params addPointer:(void *)currfont]; [DWObj safeCall:@selector(fontPicker:) withObject:params]; if([params count] > 1) font = [params pointerAtIndex:1]; return font; } /* Internal function to return a pointer to an item struct * with information about the packing information regarding object. */ Item *_dw_box_item(id object) { /* Find the item within the box it is packed into */ if([object isKindOfClass:[DWBox class]] || [object isKindOfClass:[UIControl class]]) { DWBox *parent = (DWBox *)[object superview]; if([parent isKindOfClass:[DWBox class]]) { Box *thisbox = [parent box]; Item *thisitem = thisbox->items; int z; for(z=0;z<thisbox->count;z++) { if(thisitem[z].hwnd == object) return &thisitem[z]; } } } return NULL; } /* * Sets the font used by a specified window (widget) handle. * Parameters: * handle: The window (widget) handle. * fontname: Name and size of the font in the form "size.fontname" */ int API dw_window_set_font(HWND handle, const char *fontname) { UIFont *font = fontname ? _dw_font_by_name(fontname) : (DWDefaultFont ? DWDefaultFont : [UIFont systemFontOfSize:[UIFont smallSystemFontSize]]); if(font) { id object = _dw_text_handle(handle); if([object isMemberOfClass:[DWMLE class]]) { DWMLE *mle = object; [mle setFont:font]; } else if([object isKindOfClass:[UIControl class]]) { [object setFont:font]; } else if([object isMemberOfClass:[DWRender class]]) { DWRender *render = object; [render setFont:font]; } else return DW_ERROR_UNKNOWN; /* If we changed the text... */ Item *item = _dw_box_item(handle); /* Check to see if any of the sizes need to be recalculated */ if(item && (item->origwidth == DW_SIZE_AUTO || item->origheight == DW_SIZE_AUTO)) { _dw_control_size(handle, item->origwidth == DW_SIZE_AUTO ? &item->width : NULL, item->origheight == DW_SIZE_AUTO ? &item->height : NULL); /* Queue a redraw on the top-level window */ _dw_redraw([object window], TRUE); } return DW_ERROR_NONE; } return DW_ERROR_UNKNOWN; } /* * Returns the current font for the specified window * Parameters: * handle: The window handle from which to obtain the font. */ char * API dw_window_get_font(HWND handle) { id object = _dw_text_handle(handle); UIFont *font = nil; if([object isKindOfClass:[UIControl class]] || [object isMemberOfClass:[DWRender class]]) { font = [object font]; } if(font) { NSString *fontname = [font fontName]; NSString *output = [NSString stringWithFormat:@"%d.%s", (int)[font pointSize], [fontname UTF8String]]; return strdup([output UTF8String]); } return NULL; } /* * Destroys a window and all of it's children. * Parameters: * handle: The window handle to destroy. */ DW_FUNCTION_DEFINITION(dw_window_destroy, int, HWND handle) DW_FUNCTION_ADD_PARAM1(handle) DW_FUNCTION_RETURN(dw_window_destroy, int) DW_FUNCTION_RESTORE_PARAM1(handle, HWND) { DW_FUNCTION_INIT; DW_LOCAL_POOL_IN; id object = handle; int retval = 0; /* Handle destroying a top-level window */ if([object isKindOfClass:[UIWindow class]]) { DWWindow *window = handle; [window setHidden:YES]; [_dw_toplevel_windows removeObject:window]; for(id object in [[[window rootViewController] view] subviews]) { [object removeFromSuperview]; [object release]; } [[[window rootViewController] view] removeFromSuperview]; [window setRootViewController:nil]; } /* Handle removing menu items from menus */ else if([object isMemberOfClass:[DWMenuItem class]]) { DWMenuItem *item = object; DWMenu *menu = [item menu]; [menu removeItem:object]; } /* Handle destroying a control or box */ else if([object isKindOfClass:[UIView class]] || [object isKindOfClass:[UIControl class]]) { DWBox *parent = (DWBox *)[object superview]; if([parent isKindOfClass:[DWBox class]]) { id window = [object window]; Box *thisbox = [parent box]; int z, index = -1; Item *tmpitem = NULL, *thisitem = thisbox->items; if(!thisitem) thisbox->count = 0; for(z=0;z<thisbox->count;z++) { if(thisitem[z].hwnd == object) index = z; } if(index != -1) { [object removeFromSuperview]; [object release]; if(thisbox->count > 1) { tmpitem = calloc(sizeof(Item), (thisbox->count-1)); /* Copy all but the current entry to the new list */ for(z=0;z<index;z++) { tmpitem[z] = thisitem[z]; } for(z=index+1;z<thisbox->count;z++) { tmpitem[z-1] = thisitem[z]; } } thisbox->items = tmpitem; if(thisitem) free(thisitem); if(tmpitem) thisbox->count--; else thisbox->count = 0; /* Queue a redraw on the top-level window */ _dw_redraw(window, TRUE); } } } DW_LOCAL_POOL_OUT; DW_FUNCTION_RETURN_THIS(retval); } /* * Gets the text used for a given window. * Parameters: * handle: Handle to the window. * Returns: * text: The text associsated with a given window. */ DW_FUNCTION_DEFINITION(dw_window_get_text, char *, HWND handle) DW_FUNCTION_ADD_PARAM1(handle) DW_FUNCTION_RETURN(dw_window_get_text, char *) DW_FUNCTION_RESTORE_PARAM1(handle, HWND) { DW_FUNCTION_INIT; id object = _dw_text_handle(handle); id control = handle; NSString *nsstr = nil; char *retval = NULL; if([control isKindOfClass:[UIButton class]]) { nsstr = [control titleForState:UIControlStateNormal]; } else if([object isKindOfClass:[UILabel class]] || [object isKindOfClass:[UITextField class]]) { nsstr = [object text]; } else if([object isMemberOfClass:[DWWindow class]]) { DWWindow *window = object; UIView *view = [[window rootViewController] view]; NSArray *array = [view subviews]; for(id obj in array) { if([obj isMemberOfClass:[UINavigationBar class]]) { UINavigationBar *nav = obj; UINavigationItem *item = [[nav items] firstObject]; nsstr = [item title]; } } } if(nsstr) retval = strdup([nsstr UTF8String]); DW_FUNCTION_RETURN_THIS(retval); } /* * Sets the text used for a given window. * Parameters: * handle: Handle to the window. * text: The text associsated with a given window. */ DW_FUNCTION_DEFINITION(dw_window_set_text, void, HWND handle, const char *text) DW_FUNCTION_ADD_PARAM2(handle, text) DW_FUNCTION_NO_RETURN(dw_window_set_text) DW_FUNCTION_RESTORE_PARAM2(handle, HWND, text, char *) { DW_FUNCTION_INIT; id object = _dw_text_handle(handle); id control = handle; Item *item = NULL; if([control isKindOfClass:[UIButton class]]) { [control setTitle:[NSString stringWithUTF8String:text] forState:UIControlStateNormal]; item = _dw_box_item(handle); } else if([object isKindOfClass:[UILabel class]] || [object isKindOfClass:[UITextField class]]) { [object setText:[NSString stringWithUTF8String:text]]; item = _dw_box_item(handle); } else if([object isMemberOfClass:[DWWindow class]]) { DWWindow *window = object; UIView *view = [[window rootViewController] view]; NSArray *array = [view subviews]; NSString *nstr = [NSString stringWithUTF8String:text]; [window setLargeContentTitle:nstr]; for(id obj in array) { if([obj isMemberOfClass:[UINavigationBar class]]) { UINavigationBar *nav = obj; UINavigationItem *item = [[nav items] firstObject]; [item setTitle:nstr]; } } } /* If we changed the text... * Check to see if any of the sizes need to be recalculated */ if(item && (item->origwidth == DW_SIZE_AUTO || item->origheight == DW_SIZE_AUTO)) { int newwidth, newheight; _dw_control_size(handle, &newwidth, &newheight); /* Only update the item and redraw the window if it changed */ if((item->origwidth == DW_SIZE_AUTO && item->width != newwidth) || (item->origheight == DW_SIZE_AUTO && item->height != newheight)) { if(item->origwidth == DW_SIZE_AUTO) item->width = newwidth; if(item->origheight == DW_SIZE_AUTO) item->height = newheight; /* Queue a redraw on the top-level window */ _dw_redraw([object window], TRUE); } } DW_FUNCTION_RETURN_NOTHING; } /* * Sets the text used for a given window's floating bubble help. * Parameters: * handle: Handle to the window (widget). * bubbletext: The text in the floating bubble tooltip. */ void API dw_window_set_tooltip(HWND handle, const char *bubbletext) { /* Tooltips don't exist on iOS */ } /* * Disables given window (widget). * Parameters: * handle: Handle to the window. */ DW_FUNCTION_DEFINITION(dw_window_disable, void, HWND handle) DW_FUNCTION_ADD_PARAM1(handle) DW_FUNCTION_NO_RETURN(dw_window_disable) DW_FUNCTION_RESTORE_PARAM1(handle, HWND) { DW_FUNCTION_INIT; id object = handle; if([object isMemberOfClass:[UIScrollView class]]) { UIScrollView *sv = handle; NSArray *subviews = [sv subviews]; object = [subviews firstObject]; } if([object isKindOfClass:[UIControl class]] || [object isMemberOfClass:[DWMenuItem class]]) { [object setEnabled:NO]; } if([object isKindOfClass:[UITextView class]]) { UITextView *mle = object; [mle setEditable:NO]; } DW_FUNCTION_RETURN_NOTHING; } /* * Enables given window (widget). * Parameters: * handle: Handle to the window. */ DW_FUNCTION_DEFINITION(dw_window_enable, void, HWND handle) DW_FUNCTION_ADD_PARAM1(handle) DW_FUNCTION_NO_RETURN(dw_window_enable) DW_FUNCTION_RESTORE_PARAM1(handle, HWND) { DW_FUNCTION_INIT; id object = handle; if([object isMemberOfClass:[UIScrollView class]]) { UIScrollView *sv = handle; NSArray *subviews = [sv subviews]; object = [subviews firstObject]; } if([object isKindOfClass:[UIControl class]] || [object isMemberOfClass:[DWMenuItem class]]) { [object setEnabled:YES]; } if([object isKindOfClass:[UITextView class]]) { UITextView *mle = object; [mle setEditable:YES]; } DW_FUNCTION_RETURN_NOTHING; } /* * Sets the bitmap used for a given static window. * Parameters: * handle: Handle to the window. * id: An ID to be used to specify the icon, * (pass 0 if you use the filename param) * filename: a path to a file (Bitmap on OS/2 or * Windows and a pixmap on Unix, pass * NULL if you use the id param) * Returns: * DW_ERROR_NONE on success. * DW_ERROR_UNKNOWN if the parameters were invalid. * DW_ERROR_GENERAL if the bitmap was unable to be loaded. */ int API dw_window_set_bitmap_from_data(HWND handle, unsigned long cid, const char *data, int len) { id object = handle; int retval = DW_ERROR_UNKNOWN; if([object isKindOfClass:[UIImageView class]] || [object isMemberOfClass:[DWButton class]]) { if(data) { DW_LOCAL_POOL_IN; NSData *thisdata = [NSData dataWithBytes:data length:len]; UIImage *pixmap = [[UIImage alloc] initWithData:thisdata]; if(pixmap) { if([object isMemberOfClass:[DWButton class]]) { DWButton *button = object; [button setImage:pixmap forState:UIControlStateNormal]; } else { UIImageView *iv = object; [iv setImage:pixmap]; } /* If we changed the bitmap... */ Item *item = _dw_box_item(handle); /* Check to see if any of the sizes need to be recalculated */ if(item && (item->origwidth == DW_SIZE_AUTO || item->origheight == DW_SIZE_AUTO)) { _dw_control_size(handle, item->origwidth == DW_SIZE_AUTO ? &item->width : NULL, item->origheight == DW_SIZE_AUTO ? &item->height : NULL); /* Queue a redraw on the top-level window */ _dw_redraw([object window], TRUE); } retval = DW_ERROR_NONE; } else retval = DW_ERROR_GENERAL; DW_LOCAL_POOL_OUT; } else return dw_window_set_bitmap(handle, cid, NULL); } return retval; } /* * Sets the bitmap used for a given static window. * Parameters: * handle: Handle to the window. * id: An ID to be used to specify the icon, * (pass 0 if you use the filename param) * filename: a path to a file (Bitmap on OS/2 or * Windows and a pixmap on Unix, pass * NULL if you use the id param) * Returns: * DW_ERROR_NONE on success. * DW_ERROR_UNKNOWN if the parameters were invalid. * DW_ERROR_GENERAL if the bitmap was unable to be loaded. */ int API dw_window_set_bitmap(HWND handle, unsigned long resid, const char *filename) { id object = handle; int retval = DW_ERROR_UNKNOWN; DW_LOCAL_POOL_IN; if([object isKindOfClass:[UIImageView class]] || [object isMemberOfClass:[DWButton class]]) { UIImage *bitmap = nil; if(filename) { char *ext = _dw_get_image_extension( filename ); NSString *nstr = [ NSString stringWithUTF8String:filename ]; bitmap = [[UIImage alloc] initWithContentsOfFile:nstr]; if(!bitmap && ext) { nstr = [nstr stringByAppendingString: [NSString stringWithUTF8String:ext]]; bitmap = [[UIImage alloc] initWithContentsOfFile:nstr]; } if(!bitmap) retval = DW_ERROR_GENERAL; } if(!bitmap && resid > 0 && resid < 65536) { bitmap = _dw_icon_load(resid); if(!bitmap) retval = DW_ERROR_GENERAL; } if(bitmap) { if([object isMemberOfClass:[DWButton class]]) { DWButton *button = object; [button setImage:bitmap forState:UIControlStateNormal]; } else { UIImageView *iv = object; [iv setImage:bitmap]; } /* If we changed the bitmap... */ Item *item = _dw_box_item(handle); /* Check to see if any of the sizes need to be recalculated */ if(item && (item->origwidth == DW_SIZE_AUTO || item->origheight == DW_SIZE_AUTO)) { _dw_control_size(handle, item->origwidth == DW_SIZE_AUTO ? &item->width : NULL, item->origheight == DW_SIZE_AUTO ? &item->height : NULL); /* Queue a redraw on the top-level window */ _dw_redraw([object window], TRUE); } retval = DW_ERROR_NONE; } } DW_LOCAL_POOL_OUT; return retval; } /* * Sets the icon used for a given window. * Parameters: * handle: Handle to the window. * id: An ID to be used to specify the icon. */ void API dw_window_set_icon(HWND handle, HICN icon) { /* This isn't needed, it is loaded from the bundle */ } /* * Gets the child window handle with specified ID. * Parameters: * handle: Handle to the parent window. * id: Integer ID of the child. */ HWND API dw_window_from_id(HWND handle, int cid) { NSObject *object = handle; UIView *view = handle; if([ object isKindOfClass:[ UIWindow class ] ]) { UIWindow *window = handle; NSArray *subviews = [window subviews]; view = [subviews firstObject]; } return [view viewWithTag:cid]; } /* * Minimizes or Iconifies a top-level window. * Parameters: * handle: The window handle to minimize. */ int API dw_window_minimize(HWND handle) { /* TODO: Not sure if we should do anything here on iOS */ return DW_ERROR_GENERAL; } /* Causes entire window to be invalidated and redrawn. * Parameters: * handle: Toplevel window handle to be redrawn. */ void API dw_window_redraw(HWND handle) { DWWindow *window = handle; NSArray *array = [[[window rootViewController] view] subviews]; for(id obj in array) { if([obj isMemberOfClass:[DWView class]]) { DWView *view = obj; [view showWindow]; } } [window setShown:YES]; } /* * Makes the window topmost. * Parameters: * handle: The window handle to make topmost. */ int API dw_window_raise(HWND handle) { /* TODO: Not sure if we should do anything here on iOS */ return DW_ERROR_GENERAL; } /* * Makes the window bottommost. * Parameters: * handle: The window handle to make bottommost. */ int API dw_window_lower(HWND handle) { /* TODO: Not sure if we should do anything here on iOS */ return DW_ERROR_GENERAL; } /* * Sets the size of a given window (widget). * Parameters: * handle: Window (widget) handle. * width: New width in pixels. * height: New height in pixels. */ void API dw_window_set_size(HWND handle, ULONG width, ULONG height) { /* On iOS the window usually takes up the full screen */ } /* * Gets the size the system thinks the widget should be. * Parameters: * handle: Window handle of the item to be back. * width: Width in pixels of the item or NULL if not needed. * height: Height in pixels of the item or NULL if not needed. */ void API dw_window_get_preferred_size(HWND handle, int *width, int *height) { id object = handle; if([object isMemberOfClass:[DWBox class]]) { Box *thisbox; if((thisbox = (Box *)[object box])) { int depth = 0; /* Calculate space requirements */ _dw_resize_box(thisbox, &depth, 0, 0, 1); /* Return what was requested */ if(width) *width = thisbox->minwidth; if(height) *height = thisbox->minheight; } } else _dw_control_size(handle, width, height); } /* * Sets the gravity of a given window (widget). * Gravity controls which corner of the screen and window the position is relative to. * Parameters: * handle: Window (widget) handle. * horz: DW_GRAV_LEFT (default), DW_GRAV_RIGHT or DW_GRAV_CENTER. * vert: DW_GRAV_TOP (default), DW_GRAV_BOTTOM or DW_GRAV_CENTER. */ void API dw_window_set_gravity(HWND handle, int horz, int vert) { dw_window_set_data(handle, "_dw_grav_horz", DW_INT_TO_POINTER(horz)); dw_window_set_data(handle, "_dw_grav_vert", DW_INT_TO_POINTER(vert)); } /* * Sets the position of a given window (widget). * Parameters: * handle: Window (widget) handle. * x: X location from the bottom left. * y: Y location from the bottom left. */ void API dw_window_set_pos(HWND handle, LONG x, LONG y) { /* iOS windows take up the whole screen */ } /* * Sets the position and size of a given window (widget). * Parameters: * handle: Window (widget) handle. * x: X location from the bottom left. * y: Y location from the bottom left. * width: Width of the widget. * height: Height of the widget. */ void API dw_window_set_pos_size(HWND handle, LONG x, LONG y, ULONG width, ULONG height) { /* iOS windows take up the whole screen */ } /* * Gets the position and size of a given window (widget). * Parameters: * handle: Window (widget) handle. * x: X location from the bottom left. * y: Y location from the bottom left. * width: Width of the widget. * height: Height of the widget. */ void API dw_window_get_pos_size(HWND handle, LONG *x, LONG *y, ULONG *width, ULONG *height) { NSObject *object = handle; if([object isKindOfClass:[UIWindow class]]) { UIWindow *window = handle; CGRect rect = [window frame]; if(x) *x = rect.origin.x; if(y) *y = rect.origin.y; if(width) *width = rect.size.width; if(height) *height = rect.size.height; return; } else if([object isKindOfClass:[UIControl class]]) { UIControl *control = handle; CGRect rect = [control frame]; if(x) *x = rect.origin.x; if(y) *y = rect.origin.y; if(width) *width = rect.size.width; if(height) *height = rect.size.height; return; } } /* * Returns the width of the screen. */ int API dw_screen_width(void) { CGRect screenRect = [[UIScreen mainScreen] bounds]; return screenRect.size.width; } /* * Returns the height of the screen. */ int API dw_screen_height(void) { CGRect screenRect = [[UIScreen mainScreen] bounds]; return screenRect.size.height; } /* This should return the current color depth */ unsigned long API dw_color_depth_get(void) { /* iOS always runs in 32bit depth */ return 32; } /* * Creates a new system notification if possible. * Parameters: * title: The short title of the notification. * imagepath: Path to an image to display or NULL if none. * description: A longer description of the notification, * or NULL if none is necessary. * Returns: * A handle to the notification which can be used to attach a "clicked" event if desired, * or NULL if it fails or notifications are not supported by the system. * Remarks: * This will create a system notification that will show in the notifaction panel * on supported systems, which may be clicked to perform another task. */ HWND dw_notification_new(const char *title, const char *imagepath, const char *description, ...) { char outbuf[1025] = {0}; HWND retval = NULL; if(description) { va_list args; va_start(args, description); vsnprintf(outbuf, 1024, description, args); va_end(args); } /* Configure the notification's payload. */ if (@available(iOS 10.0, *)) { if([[NSBundle mainBundle] bundleIdentifier] != nil) { UNMutableNotificationContent* notification = [[UNMutableNotificationContent alloc] init]; if(notification) { notification.title = [NSString stringWithUTF8String:title]; if(description) notification.body = [NSString stringWithUTF8String:outbuf]; if(imagepath) { NSURL *url = [NSURL fileURLWithPath:[NSString stringWithUTF8String:imagepath]]; NSError *error; UNNotificationAttachment *attachment = [UNNotificationAttachment attachmentWithIdentifier:@"imageID" URL:url options:nil error:&error]; if(attachment) notification.attachments = @[attachment]; } retval = notification; } } } return retval; } /* * Sends a notification created by dw_notification_new() after attaching signal handler. * Parameters: * notification: The handle to the notification returned by dw_notification_new(). * Returns: * DW_ERROR_NONE on success, DW_ERROR_UNKNOWN on error or not supported. */ int dw_notification_send(HWND notification) { if(notification) { NSString *notid = [NSString stringWithFormat:@"dw-notification-%llu", DW_POINTER_TO_ULONGLONG(notification)]; /* Schedule the notification. */ if (@available(iOS 10.0, *)) { if([[NSBundle mainBundle] bundleIdentifier] != nil) { UNMutableNotificationContent* content = (UNMutableNotificationContent *)notification; UNNotificationRequest* request = [UNNotificationRequest requestWithIdentifier:notid content:content trigger:nil]; UNUserNotificationCenter* center = [UNUserNotificationCenter currentNotificationCenter]; [center addNotificationRequest:request withCompletionHandler:nil]; } } return DW_ERROR_NONE; } return DW_ERROR_UNKNOWN; } /* * Returns some information about the current operating environment. * Parameters: * env: Pointer to a DWEnv struct. */ void dw_environment_query(DWEnv *env) { memset(env, '\0', sizeof(DWEnv)); strcpy(env->osName, "iOS"); strncpy(env->buildDate, __DATE__, sizeof(env->buildDate)-1); strncpy(env->buildTime, __TIME__, sizeof(env->buildTime)-1); strncpy(env->htmlEngine, "WEBKIT", sizeof(env->htmlEngine)-1); env->DWMajorVersion = DW_MAJOR_VERSION; env->DWMinorVersion = DW_MINOR_VERSION; #ifdef VER_REV env->DWSubVersion = VER_REV; #else env->DWSubVersion = DW_SUB_VERSION; #endif env->MajorVersion = DWOSMajor; env->MinorVersion = DWOSMinor; env->MajorBuild = DWOSBuild; } /* * Emits a beep. * Parameters: * freq: Frequency. * dur: Duration. */ void API dw_beep(int freq, int dur) { AudioServicesPlayAlertSound((SystemSoundID)1104); } /* Call this after drawing to the screen to make sure * anything you have drawn is visible. */ void API dw_flush(void) { /* This may need to be thread specific */ [DWObj performSelectorOnMainThread:@selector(doFlush:) withObject:nil waitUntilDone:NO]; } /* Functions for managing the user data lists that are associated with * a given window handle. Used in dw_window_set_data() and * dw_window_get_data(). */ UserData *_dw_find_userdata(UserData **root, const char *varname) { UserData *tmp = *root; while(tmp) { if(strcasecmp(tmp->varname, varname) == 0) return tmp; tmp = tmp->next; } return NULL; } int _dw_new_userdata(UserData **root, const char *varname, void *data) { UserData *new = _dw_find_userdata(root, varname); if(new) { new->data = data; return TRUE; } else { new = malloc(sizeof(UserData)); if(new) { new->varname = strdup(varname); new->data = data; new->next = NULL; if (!*root) *root = new; else { UserData *prev = *root, *tmp = prev->next; while(tmp) { prev = tmp; tmp = tmp->next; } prev->next = new; } return TRUE; } } return FALSE; } int _dw_remove_userdata(UserData **root, const char *varname, int all) { UserData *prev = NULL, *tmp = *root; while(tmp) { if(all || strcasecmp(tmp->varname, varname) == 0) { if(!prev) { *root = tmp->next; free(tmp->varname); free(tmp); if(!all) return 0; tmp = *root; } else { /* If all is true we should * never get here. */ prev->next = tmp->next; free(tmp->varname); free(tmp); return 0; } } else { prev = tmp; tmp = tmp->next; } } return 0; } /* * Add a named user data item to a window handle. * Parameters: * window: Window handle of signal to be called back. * dataname: A string pointer identifying which signal to be hooked. * data: User data to be passed to the handler function. */ DW_FUNCTION_DEFINITION(dw_window_set_data, void, HWND window, const char *dataname, void *data) DW_FUNCTION_ADD_PARAM3(window, dataname, data) DW_FUNCTION_NO_RETURN(dw_window_set_data) DW_FUNCTION_RESTORE_PARAM3(window, HWND, dataname, const char *, data, void *) { id object = window; if([object isMemberOfClass:[DWWindow class]]) { UIWindow *win = window; NSArray *subviews = [win subviews]; for(id obj in subviews) { if([obj isMemberOfClass:[DWView class]]) { object = obj; break; } } } else if([object isMemberOfClass:[UIScrollView class]]) { UIScrollView *sv = window; NSArray *subviews = [sv subviews]; object = [subviews firstObject]; } WindowData *blah = (WindowData *)[object userdata]; if(!blah) { if(!dataname) return; blah = calloc(1, sizeof(WindowData)); [object setUserdata:blah]; } if(data) _dw_new_userdata(&(blah->root), dataname, data); else { if(dataname) _dw_remove_userdata(&(blah->root), dataname, FALSE); else _dw_remove_userdata(&(blah->root), NULL, TRUE); } DW_FUNCTION_RETURN_NOTHING; } /* * Gets a named user data item to a window handle. * Parameters: * window: Window handle of signal to be called back. * dataname: A string pointer identifying which signal to be hooked. * data: User data to be passed to the handler function. */ DW_FUNCTION_DEFINITION(dw_window_get_data, void *, HWND window, const char *dataname) DW_FUNCTION_ADD_PARAM2(window, dataname) DW_FUNCTION_RETURN(dw_window_get_data, void *) DW_FUNCTION_RESTORE_PARAM2(window, HWND, dataname, const char *) { id object = window; void *retval = NULL; if([object isMemberOfClass:[DWWindow class]]) { UIWindow *win = window; NSArray *subviews = [win subviews]; for(id obj in subviews) { if([obj isMemberOfClass:[DWView class]]) { object = obj; break; } } } else if([object isMemberOfClass:[UIScrollView class]]) { UIScrollView *sv = window; NSArray *subviews = [sv subviews]; object = [subviews firstObject]; } WindowData *blah = (WindowData *)[object userdata]; if(blah && blah->root && dataname) { UserData *ud = _dw_find_userdata(&(blah->root), dataname); if(ud) retval = ud->data; } DW_FUNCTION_RETURN_THIS(retval); } /* * Compare two window handles. * Parameters: * window1: First window handle to compare. * window2: Second window handle to compare. * Returns: * TRUE if the windows are the same object, FALSE if not. */ int API dw_window_compare(HWND window1, HWND window2) { /* If anything special is require to compare... do it * here otherwise just compare the handles. */ if(window1 && window2 && window1 == window2) return TRUE; return FALSE; } /* * Add a callback to a timer event. * Parameters: * interval: Milliseconds to delay between calls. * sigfunc: The pointer to the function to be used as the callback. * data: User data to be passed to the handler function. * Returns: * Timer ID for use with dw_timer_disconnect(), 0 on error. */ DW_FUNCTION_DEFINITION(dw_timer_connect, HTIMER, int interval, void *sigfunc, void *data) DW_FUNCTION_ADD_PARAM3(interval, sigfunc, data) DW_FUNCTION_RETURN(dw_timer_connect, HTIMER) DW_FUNCTION_RESTORE_PARAM3(interval, int, sigfunc, void *, data, void *) { HTIMER retval = 0; if(sigfunc) { NSTimeInterval seconds = (double)interval / 1000.0; retval = [NSTimer scheduledTimerWithTimeInterval:seconds target:DWHandler selector:@selector(runTimer:) userInfo:nil repeats:YES]; _dw_new_signal(0, retval, 0, sigfunc, NULL, data); } DW_FUNCTION_RETURN_THIS(retval); } /* * Removes timer callback. * Parameters: * id: Timer ID returned by dw_timer_connect(). */ DW_FUNCTION_DEFINITION(dw_timer_disconnect, void, HTIMER timerid) DW_FUNCTION_ADD_PARAM1(timerid) DW_FUNCTION_NO_RETURN(dw_timer_disconnect) DW_FUNCTION_RESTORE_PARAM1(timerid, HTIMER) { DWSignalHandler *prev = NULL, *tmp = DWRoot; /* 0 is an invalid timer ID */ if(timerid) { NSTimer *thistimer = timerid; [thistimer invalidate]; while(tmp) { if(tmp->window == thistimer) { if(prev) { prev->next = tmp->next; free(tmp); tmp = prev->next; } else { DWRoot = tmp->next; free(tmp); tmp = DWRoot; } } else { prev = tmp; tmp = tmp->next; } } } DW_FUNCTION_RETURN_NOTHING; } /* * Add a callback to a window event. * Parameters: * window: Window handle of signal to be called back. * signame: A string pointer identifying which signal to be hooked. * sigfunc: The pointer to the function to be used as the callback. * data: User data to be passed to the handler function. */ void API dw_signal_connect(HWND window, const char *signame, void *sigfunc, void *data) { dw_signal_connect_data(window, signame, sigfunc, NULL, data); } /* * Add a callback to a window event with a closure callback. * Parameters: * window: Window handle of signal to be called back. * signame: A string pointer identifying which signal to be hooked. * sigfunc: The pointer to the function to be used as the callback. * discfunc: The pointer to the function called when this handler is removed. * data: User data to be passed to the handler function. */ void API dw_signal_connect_data(HWND window, const char *signame, void *sigfunc, void *discfunc, void *data) { ULONG message = 0, msgid = 0; /* Handle special case of application delete signal */ if(!window && signame && strcmp(signame, DW_SIGNAL_DELETE) == 0) { window = DWApp; } if(window && signame && sigfunc) { if((message = _dw_findsigmessage(signame)) != 0) { _dw_new_signal(message, window, (int)msgid, sigfunc, discfunc, data); } } } /* * Removes callbacks for a given window with given name. * Parameters: * window: Window handle of callback to be removed. */ void API dw_signal_disconnect_by_name(HWND window, const char *signame) { DWSignalHandler *prev = NULL, *tmp = DWRoot; ULONG message; if(!window || !signame || (message = _dw_findsigmessage(signame)) == 0) return; while(tmp) { if(tmp->window == window && tmp->message == message) { void (*discfunc)(HWND, void *) = tmp->discfunction; if(discfunc) { discfunc(tmp->window, tmp->data); } if(prev) { prev->next = tmp->next; free(tmp); tmp = prev->next; } else { DWRoot = tmp->next; free(tmp); tmp = DWRoot; } } else { prev = tmp; tmp = tmp->next; } } } /* * Removes all callbacks for a given window. * Parameters: * window: Window handle of callback to be removed. */ void API dw_signal_disconnect_by_window(HWND window) { DWSignalHandler *prev = NULL, *tmp = DWRoot; while(tmp) { if(tmp->window == window) { void (*discfunc)(HWND, void *) = tmp->discfunction; if(discfunc) { discfunc(tmp->window, tmp->data); } if(prev) { prev->next = tmp->next; free(tmp); tmp = prev->next; } else { DWRoot = tmp->next; free(tmp); tmp = DWRoot; } } else { prev = tmp; tmp = tmp->next; } } } /* * Removes all callbacks for a given window with specified data. * Parameters: * window: Window handle of callback to be removed. * data: Pointer to the data to be compared against. */ void API dw_signal_disconnect_by_data(HWND window, void *data) { DWSignalHandler *prev = NULL, *tmp = DWRoot; while(tmp) { if(tmp->window == window && tmp->data == data) { void (*discfunc)(HWND, void *) = tmp->discfunction; if(discfunc) { discfunc(tmp->window, tmp->data); } if(prev) { prev->next = tmp->next; free(tmp); tmp = prev->next; } else { DWRoot = tmp->next; free(tmp); tmp = DWRoot; } } else { prev = tmp; tmp = tmp->next; } } } void _dw_my_strlwr(char *buf) { int z, len = (int)strlen(buf); for(z=0;z<len;z++) { if(buf[z] >= 'A' && buf[z] <= 'Z') buf[z] -= 'A' - 'a'; } } /* Open a shared library and return a handle. * Parameters: * name: Base name of the shared library. * handle: Pointer to a module handle, * will be filled in with the handle. */ int dw_module_load(const char *name, HMOD *handle) { int len; char *newname; char errorbuf[1025]; if(!handle) return -1; if((len = (int)strlen(name)) == 0) return -1; /* Lenth + "lib" + ".dylib" + NULL */ newname = malloc(len + 10); if(!newname) return -1; sprintf(newname, "lib%s.dylib", name); _dw_my_strlwr(newname); *handle = dlopen(newname, RTLD_NOW); if(*handle == NULL) { strncpy(errorbuf, dlerror(), 1024); printf("%s\n", errorbuf); sprintf(newname, "lib%s.dylib", name); *handle = dlopen(newname, RTLD_NOW); } free(newname); return (NULL == *handle) ? -1 : 0; } /* Queries the address of a symbol within open handle. * Parameters: * handle: Module handle returned by dw_module_load() * name: Name of the symbol you want the address of. * func: A pointer to a function pointer, to obtain * the address. */ int dw_module_symbol(HMOD handle, const char *name, void**func) { if(!func || !name) return -1; if(strlen(name) == 0) return -1; *func = (void*)dlsym(handle, name); return (NULL == *func); } /* Frees the shared library previously opened. * Parameters: * handle: Module handle returned by dw_module_load() */ int dw_module_close(HMOD handle) { if(handle) return dlclose(handle); return 0; } /* * Returns the handle to an unnamed mutex semaphore. */ HMTX dw_mutex_new(void) { HMTX mutex = malloc(sizeof(pthread_mutex_t)); pthread_mutex_init(mutex, NULL); return mutex; } /* * Closes a semaphore created by dw_mutex_new(). * Parameters: * mutex: The handle to the mutex returned by dw_mutex_new(). */ void dw_mutex_close(HMTX mutex) { if(mutex) { pthread_mutex_destroy(mutex); free(mutex); } } /* * Tries to gain access to the semaphore, if it can't it blocks. * Parameters: * mutex: The handle to the mutex returned by dw_mutex_new(). */ void dw_mutex_lock(HMTX mutex) { /* We need to handle locks from the main thread differently... * since we can't stop message processing... otherwise we * will deadlock... so try to acquire the lock and continue * processing messages in between tries. */ if(DWThread == pthread_self()) { while(pthread_mutex_trylock(mutex) != 0) { /* Process any pending events */ _dw_main_iteration([NSDate dateWithTimeIntervalSinceNow:0.01]); } } else { pthread_mutex_lock(mutex); } } /* * Tries to gain access to the semaphore. * Parameters: * mutex: The handle to the mutex returned by dw_mutex_new(). * Returns: * DW_ERROR_NONE on success, DW_ERROR_TIMEOUT if it is already locked. */ int API dw_mutex_trylock(HMTX mutex) { if(pthread_mutex_trylock(mutex) == 0) return DW_ERROR_NONE; return DW_ERROR_TIMEOUT; } /* * Reliquishes the access to the semaphore. * Parameters: * mutex: The handle to the mutex returned by dw_mutex_new(). */ void dw_mutex_unlock(HMTX mutex) { pthread_mutex_unlock(mutex); } /* * Returns the handle to an unnamed event semaphore. */ HEV dw_event_new(void) { HEV eve = (HEV)malloc(sizeof(struct _dw_unix_event)); if(!eve) return NULL; /* We need to be careful here, mutexes on Linux are * FAST by default but are error checking on other * systems such as FreeBSD and OS/2, perhaps others. */ pthread_mutex_init (&(eve->mutex), NULL); pthread_mutex_lock (&(eve->mutex)); pthread_cond_init (&(eve->event), NULL); pthread_mutex_unlock (&(eve->mutex)); eve->alive = 1; eve->posted = 0; return eve; } /* * Resets a semaphore created by dw_event_new(). * Parameters: * eve: The handle to the event returned by dw_event_new(). */ int dw_event_reset (HEV eve) { if(!eve) return DW_ERROR_NON_INIT; pthread_mutex_lock (&(eve->mutex)); pthread_cond_broadcast (&(eve->event)); pthread_cond_init (&(eve->event), NULL); eve->posted = 0; pthread_mutex_unlock (&(eve->mutex)); return DW_ERROR_NONE; } /* * Posts a semaphore created by dw_event_new(). Causing all threads * waiting on this event in dw_event_wait to continue. * Parameters: * eve: The handle to the event returned by dw_event_new(). */ int dw_event_post (HEV eve) { if(!eve) return FALSE; pthread_mutex_lock (&(eve->mutex)); pthread_cond_broadcast (&(eve->event)); eve->posted = 1; pthread_mutex_unlock (&(eve->mutex)); return 0; } /* * Waits on a semaphore created by dw_event_new(), until the * event gets posted or until the timeout expires. * Parameters: * eve: The handle to the event returned by dw_event_new(). */ int dw_event_wait(HEV eve, unsigned long timeout) { int rc; if(!eve) return DW_ERROR_NON_INIT; pthread_mutex_lock (&(eve->mutex)); if(eve->posted) { pthread_mutex_unlock (&(eve->mutex)); return DW_ERROR_NONE; } if(timeout != -1) { struct timeval now; struct timespec timeo; gettimeofday(&now, 0); timeo.tv_sec = now.tv_sec + (timeout / 1000); timeo.tv_nsec = now.tv_usec * 1000; rc = pthread_cond_timedwait(&(eve->event), &(eve->mutex), &timeo); } else rc = pthread_cond_wait(&(eve->event), &(eve->mutex)); pthread_mutex_unlock (&(eve->mutex)); if(!rc) return DW_ERROR_NONE; if(rc == ETIMEDOUT) return DW_ERROR_TIMEOUT; return DW_ERROR_GENERAL; } /* * Closes a semaphore created by dw_event_new(). * Parameters: * eve: The handle to the event returned by dw_event_new(). */ int dw_event_close(HEV *eve) { if(!eve || !(*eve)) return DW_ERROR_NON_INIT; pthread_mutex_lock (&((*eve)->mutex)); pthread_cond_destroy (&((*eve)->event)); pthread_mutex_unlock (&((*eve)->mutex)); pthread_mutex_destroy (&((*eve)->mutex)); free(*eve); *eve = NULL; return DW_ERROR_NONE; } struct _dw_seminfo { int fd; int waiting; }; static void _dw_handle_sem(int *tmpsock) { fd_set rd; struct _dw_seminfo *array = (struct _dw_seminfo *)malloc(sizeof(struct _dw_seminfo)); int listenfd = tmpsock[0]; int bytesread, connectcount = 1, maxfd, z, posted = 0; char command; sigset_t mask; sigfillset(&mask); /* Mask all allowed signals */ pthread_sigmask(SIG_BLOCK, &mask, NULL); /* problems */ if(tmpsock[1] == -1) { free(array); return; } array[0].fd = tmpsock[1]; array[0].waiting = 0; /* Free the memory allocated in dw_named_event_new. */ free(tmpsock); while(1) { FD_ZERO(&rd); FD_SET(listenfd, &rd); maxfd = listenfd; /* Added any connections to the named event semaphore */ for(z=0;z<connectcount;z++) { if(array[z].fd > maxfd) maxfd = array[z].fd; FD_SET(array[z].fd, &rd); } if(select(maxfd+1, &rd, NULL, NULL, NULL) == -1) { free(array); return; } if(FD_ISSET(listenfd, &rd)) { struct _dw_seminfo *newarray; int newfd = accept(listenfd, 0, 0); if(newfd > -1) { /* Add new connections to the set */ newarray = (struct _dw_seminfo *)malloc(sizeof(struct _dw_seminfo)*(connectcount+1)); memcpy(newarray, array, sizeof(struct _dw_seminfo)*(connectcount)); newarray[connectcount].fd = newfd; newarray[connectcount].waiting = 0; connectcount++; /* Replace old array with new one */ free(array); array = newarray; } } /* Handle any events posted to the semaphore */ for(z=0;z<connectcount;z++) { if(FD_ISSET(array[z].fd, &rd)) { if((bytesread = (int)read(array[z].fd, &command, 1)) < 1) { struct _dw_seminfo *newarray = NULL; /* Remove this connection from the set */ if(connectcount > 1) { newarray = (struct _dw_seminfo *)malloc(sizeof(struct _dw_seminfo)*(connectcount-1)); if(!z) memcpy(newarray, &array[1], sizeof(struct _dw_seminfo)*(connectcount-1)); else { memcpy(newarray, array, sizeof(struct _dw_seminfo)*z); if(z!=(connectcount-1)) memcpy(&newarray[z], &array[z+1], sizeof(struct _dw_seminfo)*(connectcount-(z+1))); } } connectcount--; /* Replace old array with new one */ free(array); array = newarray; } else if(bytesread == 1) { switch(command) { case 0: { /* Reset */ posted = 0; } break; case 1: /* Post */ { int s; char tmp = (char)0; posted = 1; for(s=0;s<connectcount;s++) { /* The semaphore has been posted so * we tell all the waiting threads to * continue. */ if(array[s].waiting) write(array[s].fd, &tmp, 1); } } break; case 2: /* Wait */ { char tmp = (char)0; array[z].waiting = 1; /* If we are posted exit immeditately */ if(posted) write(array[z].fd, &tmp, 1); } break; case 3: { /* Done Waiting */ array[z].waiting = 0; } break; } } } } } } /* Using domain sockets on unix for IPC */ /* Create a named event semaphore which can be * opened from other processes. * Parameters: * eve: Pointer to an event handle to receive handle. * name: Name given to semaphore which can be opened * by other processes. */ HEV dw_named_event_new(const char *name) { struct sockaddr_un un; int ev, *tmpsock = (int *)malloc(sizeof(int)*2); HEV eve; DWTID dwthread; if(!tmpsock) return NULL; eve = (HEV)malloc(sizeof(struct _dw_unix_event)); if(!eve) { free(tmpsock); return NULL; } tmpsock[0] = socket(AF_UNIX, SOCK_STREAM, 0); ev = socket(AF_UNIX, SOCK_STREAM, 0); memset(&un, 0, sizeof(un)); un.sun_family=AF_UNIX; mkdir("/tmp/.dw", S_IWGRP|S_IWOTH); strcpy(un.sun_path, "/tmp/.dw/"); strcat(un.sun_path, name); /* just to be safe, this should be changed * to support multiple instances. */ remove(un.sun_path); bind(tmpsock[0], (struct sockaddr *)&un, sizeof(un)); listen(tmpsock[0], 0); connect(ev, (struct sockaddr *)&un, sizeof(un)); tmpsock[1] = accept(tmpsock[0], 0, 0); if(tmpsock[0] < 0 || tmpsock[1] < 0 || ev < 0) { if(tmpsock[0] > -1) close(tmpsock[0]); if(tmpsock[1] > -1) close(tmpsock[1]); if(ev > -1) close(ev); free(tmpsock); free(eve); return NULL; } /* Create a thread to handle this event semaphore */ pthread_create(&dwthread, NULL, (void *)_dw_handle_sem, (void *)tmpsock); eve->alive = ev; return eve; } /* Open an already existing named event semaphore. * Parameters: * eve: Pointer to an event handle to receive handle. * name: Name given to semaphore which can be opened * by other processes. */ HEV dw_named_event_get(const char *name) { struct sockaddr_un un; HEV eve; int ev = socket(AF_UNIX, SOCK_STREAM, 0); if(ev < 0) return NULL; eve = (HEV)malloc(sizeof(struct _dw_unix_event)); if(!eve) { close(ev); return NULL; } un.sun_family=AF_UNIX; mkdir("/tmp/.dw", S_IWGRP|S_IWOTH); strcpy(un.sun_path, "/tmp/.dw/"); strcat(un.sun_path, name); connect(ev, (struct sockaddr *)&un, sizeof(un)); eve->alive = ev; return eve; } /* Resets the event semaphore so threads who call wait * on this semaphore will block. * Parameters: * eve: Handle to the semaphore obtained by * an open or create call. */ int dw_named_event_reset(HEV eve) { /* signal reset */ char tmp = (char)0; if(!eve || eve->alive < 0) return 0; if(write(eve->alive, &tmp, 1) == 1) return 0; return 1; } /* Sets the posted state of an event semaphore, any threads * waiting on the semaphore will no longer block. * Parameters: * eve: Handle to the semaphore obtained by * an open or create call. */ int dw_named_event_post(HEV eve) { /* signal post */ char tmp = (char)1; if(!eve || eve->alive < 0) return 0; if(write(eve->alive, &tmp, 1) == 1) return 0; return 1; } /* Waits on the specified semaphore until it becomes * posted, or returns immediately if it already is posted. * Parameters: * eve: Handle to the semaphore obtained by * an open or create call. * timeout: Number of milliseconds before timing out * or -1 if indefinite. */ int dw_named_event_wait(HEV eve, unsigned long timeout) { fd_set rd; struct timeval tv, *useme = NULL; int retval = 0; char tmp; if(!eve || eve->alive < 0) return DW_ERROR_NON_INIT; /* Set the timout or infinite */ if(timeout != -1) { tv.tv_sec = timeout / 1000; tv.tv_usec = (int)timeout % 1000; useme = &tv; } FD_ZERO(&rd); FD_SET(eve->alive, &rd); /* Signal wait */ tmp = (char)2; write(eve->alive, &tmp, 1); retval = select(eve->alive+1, &rd, NULL, NULL, useme); /* Signal done waiting. */ tmp = (char)3; write(eve->alive, &tmp, 1); if(retval == 0) return DW_ERROR_TIMEOUT; else if(retval == -1) return DW_ERROR_INTERRUPT; /* Clear the entry from the pipe so * we don't loop endlessly. :) */ read(eve->alive, &tmp, 1); return 0; } /* Release this semaphore, if there are no more open * handles on this semaphore the semaphore will be destroyed. * Parameters: * eve: Handle to the semaphore obtained by * an open or create call. */ int dw_named_event_close(HEV eve) { /* Finally close the domain socket, * cleanup will continue in _dw_handle_sem. */ if(eve) { close(eve->alive); free(eve); } return 0; } /* Mac specific function to cause garbage collection */ void _dw_pool_drain(void) { NSAutoreleasePool *pool = pthread_getspecific(_dw_pool_key); [pool drain]; pool = [[NSAutoreleasePool alloc] init]; pthread_setspecific(_dw_pool_key, pool); } /* * Generally an internal function called from a newly created * thread to setup the Dynamic Windows environment for the thread. * However it is exported so language bindings can call it when * they create threads that require access to Dynamic Windows. */ void API _dw_init_thread(void) { /* If we aren't using garbage collection we need autorelease pools */ NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; pthread_setspecific(_dw_pool_key, pool); _dw_init_colors(); } /* * Generally an internal function called from a terminating * thread to cleanup the Dynamic Windows environment for the thread. * However it is exported so language bindings can call it when * they exit threads that require access to Dynamic Windows. */ void API _dw_deinit_thread(void) { UIColor *color; /* Release the pool when we are done so we don't leak */ color = pthread_getspecific(_dw_fg_color_key); [color release]; color = pthread_getspecific(_dw_bg_color_key); [color release]; NSAutoreleasePool *pool = pthread_getspecific(_dw_pool_key); [pool drain]; } /* * Setup thread independent pools. */ void _dwthreadstart(void *data) { void (*threadfunc)(void *) = NULL; void **tmp = (void **)data; _dw_init_thread(); threadfunc = (void (*)(void *))tmp[0]; /* Start our thread function */ threadfunc(tmp[1]); free(tmp); _dw_deinit_thread(); } /* * Sets the default font used on text based widgets. * Parameters: * fontname: Font name in Dynamic Windows format. */ void API dw_font_set_default(const char *fontname) { UIFont *oldfont = DWDefaultFont; DWDefaultFont = nil; if(fontname) { DWDefaultFont = _dw_font_by_name(fontname); [DWDefaultFont retain]; } [oldfont release]; } /* Thread start stub to launch our main */ void _dw_main_launch(void **data) { int (*_dwmain)(int argc, char **argv) = (int (*)(int, char **))data[0]; int argc = DW_POINTER_TO_INT(data[1]); char **argv = (char **)data[2]; _dwmain(argc, argv); free(data); } /* The iOS main thread... all this does is handle messages */ void _dw_main_thread(int argc, char *argv[]) { DWMainEvent = dw_event_new(); dw_event_reset(DWMainEvent); /* We wait for the dw_init() in the user's main function */ dw_event_wait(DWMainEvent, DW_TIMEOUT_INFINITE); DWThread = dw_thread_id(); DWObj = [[DWObject alloc] init]; /* Create object for handling timers */ DWHandler = [[DWTimerHandler alloc] init]; UIApplicationMain(argc, argv, nil, NSStringFromClass([DWAppDel class])); /* Shouldn't get here, but ... just in case */ DWThread = (DWTID)-1; } /* If DWApp is uninitialized, initialize it */ void _dw_app_init(void) { /* The UIApplication singleton won't be created until we call * UIApplicationMain() which blocks indefinitely.. so we have * a thread to just run UIApplicationMain() .. and wait until * we get a non-nil sharedApplication result. */ while(!DWApp) { static int posted = FALSE; if(DWMainEvent && !posted) { /* Post the DWMainEvent so the main thread * will call UIApplicationMain() creating * the UIApplication sharedApplication. */ posted = TRUE; dw_event_post(DWMainEvent); } pthread_yield_np(); DWApp = [UIApplication sharedApplication]; } dw_event_reset(DWMainEvent); [DWObj performSelectorOnMainThread:@selector(delayedInit:) withObject:nil waitUntilDone:YES]; } /* * Initializes the Dynamic Windows engine. * Parameters: * newthread: True if this is the only thread. * False if there is already a message loop running. */ int API dw_init(int newthread, int argc, char *argv[]) { char *lang = getenv("LANG"); /* Correct the startup path if run from a bundle */ if(argc > 0 && argv[0]) { char *pathcopy = strdup(argv[0]); char *app = strstr(pathcopy, ".app/"); char *binname = strrchr(pathcopy, '/'); if(binname && (binname++) && !_dw_app_id[0]) { /* If we have a binary name, use that for the Application ID instead. */ snprintf(_dw_app_id, _DW_APP_ID_SIZE, "%s.%s", DW_APP_DOMAIN_DEFAULT, binname); } if(app) { char pathbuf[PATH_MAX+1] = { 0 }; size_t len = (size_t)(app - pathcopy); if(len > 0) { strncpy(_dw_bundle_path, pathcopy, len + 4); } *app = 0; getcwd(pathbuf, PATH_MAX); /* If run from a bundle the path seems to be / */ if(strcmp(pathbuf, "/") == 0) { char *pos = strrchr(pathcopy, '/'); if(pos) { strncpy(pathbuf, pathcopy, (size_t)(pos - pathcopy)); chdir(pathbuf); } } } if(pathcopy) free(pathcopy); } /* Just in case we can't obtain a path */ if(!_dw_bundle_path[0]) getcwd(_dw_bundle_path, PATH_MAX); /* Get the operating system version */ NSString *version = [[NSProcessInfo processInfo] operatingSystemVersionString]; const char *versionstr = [version UTF8String]; sscanf(versionstr, "Version %d.%d.%d", &DWOSMajor, &DWOSMinor, &DWOSBuild); /* Set the locale... if it is UTF-8 pass it * directly, otherwise specify UTF-8 explicitly. */ setlocale(LC_ALL, lang && strstr(lang, ".UTF-8") ? lang : "UTF-8"); /* Create the application object */ _dw_app_init(); pthread_key_create(&_dw_pool_key, NULL); NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; _dw_toplevel_windows = [[NSMutableArray new] retain]; pthread_setspecific(_dw_pool_key, pool); pthread_key_create(&_dw_fg_color_key, NULL); pthread_key_create(&_dw_bg_color_key, NULL); _dw_init_colors(); DWDefaultFont = nil; if (@available(iOS 10.0, *)) { if([[NSBundle mainBundle] bundleIdentifier] != nil) { UNUserNotificationCenter *center = [UNUserNotificationCenter currentNotificationCenter]; if(center) { [center requestAuthorizationWithOptions:UNAuthorizationOptionAlert|UNAuthorizationOptionSound completionHandler:^(BOOL granted, NSError * _Nullable error) { if (granted) { center.delegate = [[DWUserNotificationCenterDelegate alloc] init]; } else { NSLog(@"WARNING: Unable to get notification permission. %@", error.localizedDescription); } }]; } } } _DWDirtyDrawables = [[NSMutableArray alloc] init]; /* Use NSThread to start a dummy thread to initialize the threading subsystem */ NSThread *thread = [[ NSThread alloc] initWithTarget:DWObj selector:@selector(uselessThread:) object:nil]; [thread start]; [thread release]; if(!_dw_app_id[0]) { /* Generate an Application ID based on the PID if all else fails. */ snprintf(_dw_app_id, _DW_APP_ID_SIZE, "%s.pid.%d", DW_APP_DOMAIN_DEFAULT, getpid()); } return DW_ERROR_NONE; } /* * Allocates a shared memory region with a name. * Parameters: * handle: A pointer to receive a SHM identifier. * dest: A pointer to a pointer to receive the memory address. * size: Size in bytes of the shared memory region to allocate. * name: A string pointer to a unique memory name. */ HSHM dw_named_memory_new(void **dest, int size, const char *name) { char namebuf[1025] = {0}; struct _dw_unix_shm *handle = malloc(sizeof(struct _dw_unix_shm)); mkdir("/tmp/.dw", S_IWGRP|S_IWOTH); snprintf(namebuf, 1024, "/tmp/.dw/%s", name); if((handle->fd = open(namebuf, O_CREAT | O_RDWR, S_IRUSR | S_IWUSR)) < 0) { free(handle); return NULL; } ftruncate(handle->fd, size); /* attach the shared memory segment to our process's address space. */ *dest = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, handle->fd, 0); if(*dest == MAP_FAILED) { close(handle->fd); *dest = NULL; free(handle); return NULL; } handle->size = size; handle->sid = getsid(0); handle->path = strdup(namebuf); return handle; } /* * Aquires shared memory region with a name. * Parameters: * dest: A pointer to a pointer to receive the memory address. * size: Size in bytes of the shared memory region to requested. * name: A string pointer to a unique memory name. */ HSHM dw_named_memory_get(void **dest, int size, const char *name) { char namebuf[1025]; struct _dw_unix_shm *handle = malloc(sizeof(struct _dw_unix_shm)); mkdir("/tmp/.dw", S_IWGRP|S_IWOTH); snprintf(namebuf, 1024, "/tmp/.dw/%s", name); if((handle->fd = open(namebuf, O_RDWR)) < 0) { free(handle); return NULL; } /* attach the shared memory segment to our process's address space. */ *dest = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, handle->fd, 0); if(*dest == MAP_FAILED) { close(handle->fd); *dest = NULL; free(handle); return NULL; } handle->size = size; handle->sid = -1; handle->path = NULL; return handle; } /* * Frees a shared memory region previously allocated. * Parameters: * handle: Handle obtained from DB_named_memory_allocate. * ptr: The memory address aquired with DB_named_memory_allocate. */ int dw_named_memory_free(HSHM handle, void *ptr) { struct _dw_unix_shm *h = handle; int rc = munmap(ptr, h->size); close(h->fd); if(h->path) { /* Only remove the actual file if we are the * creator of the file. */ if(h->sid != -1 && h->sid == getsid(0)) remove(h->path); free(h->path); } return rc; } /* * Creates a new thread with a starting point of func. * Parameters: * func: Function which will be run in the new thread. * data: Parameter(s) passed to the function. * stack: Stack size of new thread (OS/2 and Windows only). */ DWTID dw_thread_new(void *func, void *data, int stack) { DWTID thread; void **tmp = malloc(sizeof(void *) * 2); int rc; tmp[0] = func; tmp[1] = data; rc = pthread_create(&thread, NULL, (void *)_dwthreadstart, (void *)tmp); if(rc == 0) return thread; return (DWTID)-1; } /* * Ends execution of current thread immediately. */ void dw_thread_end(void) { pthread_exit(NULL); } /* * Returns the current thread's ID. */ DWTID dw_thread_id(void) { return (DWTID)pthread_self(); } /* * Execute and external program in a seperate session. * Parameters: * program: Program name with optional path. * type: Either DW_EXEC_CON or DW_EXEC_GUI. * params: An array of pointers to string arguements. * Returns: * DW_ERROR_UNKNOWN (-1) on error. */ int API dw_exec(const char *program, int type, char **params) { int retval = DW_ERROR_UNKNOWN; pid_t pid; /* Launch the application directly using posix_spawnp() * Might need to use openURLs to open DW_EXEC_GUI. */ if(posix_spawnp(&pid, program, NULL, NULL, params, NULL) == 0) { if(pid > 0) retval = pid; else retval = DW_ERROR_NONE; } return retval; } /* * Loads a web browser pointed at the given URL. * Parameters: * url: Uniform resource locator. */ int dw_browse(const char *url) { NSURL *myurl = [NSURL URLWithString:[NSString stringWithUTF8String:url]]; [DWApp openURL:myurl options:@{} completionHandler:^(BOOL success) {}]; return DW_ERROR_NONE; } /* * Creates a new print object. * Parameters: * jobname: Name of the print job to show in the queue. * flags: Flags to initially configure the print object. * pages: Number of pages to print. * drawfunc: The pointer to the function to be used as the callback. * drawdata: User data to be passed to the handler function. * Returns: * A handle to the print object or NULL on failure. */ HPRINT API dw_print_new(const char *jobname, unsigned long flags, unsigned int pages, void *drawfunc, void *drawdata) { if(drawfunc) { UIPrintInfo *pi = [UIPrintInfo alloc]; DWPrintPageRenderer *renderer = [DWPrintPageRenderer new]; NSMutableArray *pa = [[[NSMutableArray alloc] initWithObjects:pi, renderer, nil] retain]; if(!jobname) jobname = "Dynamic Windows Print Job"; [pi setOutputType:UIPrintInfoOutputGeneral]; [pi setJobName:[NSString stringWithUTF8String:jobname]]; [pi setOrientation:UIPrintInfoOrientationPortrait]; [renderer setDrawFunc:drawfunc]; [renderer setDrawData:drawdata]; [renderer setPages:pages]; [renderer setFlags:flags]; [renderer setPrint:pa]; return pa; } return NULL; } /* * Runs the print job, causing the draw page callbacks to fire. * Parameters: * print: Handle to the print object returned by dw_print_new(). * flags: Flags to run the print job. * Returns: * DW_ERROR_UNKNOWN on error or DW_ERROR_NONE on success. */ int API dw_print_run(HPRINT print, unsigned long flags) { int retval = DW_ERROR_UNKNOWN; if(print) { NSMutableArray *pa = print; [pa addObject:[NSNumber numberWithUnsignedLong:flags]]; [DWObj safeCall:@selector(printDialog:) withObject:pa]; retval = (int)[[pa lastObject] integerValue]; [pa release]; } return retval; } /* * Cancels the print job, typically called from a draw page callback. * Parameters: * print: Handle to the print object returned by dw_print_new(). */ void API dw_print_cancel(HPRINT print) { if(print) { NSMutableArray *pa = print; UIPrintInteractionController *pc = [UIPrintInteractionController sharedPrintController]; [pc dismissAnimated:YES]; [pa release]; } } /* * Converts a UTF-8 encoded string into a wide string. * Parameters: * utf8string: UTF-8 encoded source string. * Returns: * Wide string that needs to be freed with dw_free() * or NULL on failure. */ wchar_t * API dw_utf8_to_wchar(const char *utf8string) { size_t buflen = strlen(utf8string) + 1; wchar_t *temp = malloc(buflen * sizeof(wchar_t)); if(temp) mbstowcs(temp, utf8string, buflen); return temp; } /* * Converts a wide string into a UTF-8 encoded string. * Parameters: * wstring: Wide source string. * Returns: * UTF-8 encoded string that needs to be freed with dw_free() * or NULL on failure. */ char * API dw_wchar_to_utf8(const wchar_t *wstring) { size_t bufflen = 8 * wcslen(wstring) + 1; char *temp = malloc(bufflen); if(temp) wcstombs(temp, wstring, bufflen); return temp; } /* * Gets the state of the requested library feature. * Parameters: * feature: The requested feature for example DW_FEATURE_DARK_MODE * Returns: * DW_FEATURE_UNSUPPORTED if the library or OS does not support the feature. * DW_FEATURE_DISABLED if the feature is supported but disabled. * DW_FEATURE_ENABLED if the feature is supported and enabled. * Other value greater than 1, same as enabled but with extra info. */ int API dw_feature_get(DWFEATURE feature) { switch(feature) { case DW_FEATURE_NOTIFICATION: case DW_FEATURE_MLE_AUTO_COMPLETE: case DW_FEATURE_HTML: case DW_FEATURE_HTML_RESULT: case DW_FEATURE_CONTAINER_STRIPE: case DW_FEATURE_MLE_WORD_WRAP: case DW_FEATURE_UTF8_UNICODE: case DW_FEATURE_TREE: return DW_FEATURE_ENABLED; case DW_FEATURE_CONTAINER_MODE: return _dw_container_mode; case DW_FEATURE_DARK_MODE: { if(DWObj) { NSMutableArray *array = [[NSMutableArray alloc] init]; int retval = DW_FEATURE_UNSUPPORTED; NSNumber *number; [DWObj safeCall:@selector(getUserInterfaceStyle:) withObject:array]; number = [array lastObject]; if(number) retval = [number intValue]; return retval; } return _dw_dark_mode_state; } default: return DW_FEATURE_UNSUPPORTED; } } /* * Sets the state of the requested library feature. * Parameters: * feature: The requested feature for example DW_FEATURE_DARK_MODE * state: DW_FEATURE_DISABLED, DW_FEATURE_ENABLED or any value greater than 1. * Returns: * DW_FEATURE_UNSUPPORTED if the library or OS does not support the feature. * DW_ERROR_NONE if the feature is supported and successfully configured. * DW_ERROR_GENERAL if the feature is supported but could not be configured. * Remarks: * These settings are typically used during dw_init() so issue before * setting up the library with dw_init(). */ int API dw_feature_set(DWFEATURE feature, int state) { switch(feature) { /* These features are supported but not configurable */ case DW_FEATURE_NOTIFICATION: case DW_FEATURE_MLE_AUTO_COMPLETE: case DW_FEATURE_HTML: case DW_FEATURE_HTML_RESULT: case DW_FEATURE_CONTAINER_STRIPE: case DW_FEATURE_MLE_WORD_WRAP: case DW_FEATURE_UTF8_UNICODE: case DW_FEATURE_TREE: return DW_ERROR_GENERAL; case DW_FEATURE_CONTAINER_MODE: { if(state >= DW_CONTAINER_MODE_DEFAULT && state < DW_CONTAINER_MODE_MAX) { _dw_container_mode = state; return DW_ERROR_NONE; } return DW_ERROR_GENERAL; } case DW_FEATURE_DARK_MODE: { /* Make sure DWObj is initialized */ if(DWObj) { /* Disabled forces the non-dark aqua theme */ if(state == DW_FEATURE_DISABLED) [DWObj safeCall:@selector(setUserInterfaceStyle:) withObject:[NSNumber numberWithInt:UIUserInterfaceStyleLight]]; /* Enabled lets the OS decide the mode */ else if(state == DW_FEATURE_ENABLED || state == DW_DARK_MODE_FULL) [DWObj safeCall:@selector(setUserInterfaceStyle:) withObject:[NSNumber numberWithInt:UIUserInterfaceStyleUnspecified]]; /* 2 forces dark mode aqua appearance */ else if(state == DW_DARK_MODE_FORCED) [DWObj safeCall:@selector(setUserInterfaceStyle:) withObject:[NSNumber numberWithInt:UIUserInterfaceStyleDark]]; } else /* Save the requested state for dw_init() */ _dw_dark_mode_state = state; return DW_ERROR_NONE; } default: return DW_FEATURE_UNSUPPORTED; } }