Mercurial > dwindows
view mac/dw.m @ 1580:a51397ea24bf
Added local auto-release macros on Mac to allow us to prevent leaks
on secondary threads without calling _dw_pool_drain().
Macros should be added to any funtions that allocate temporary objects.
author | bsmith@81767d24-ef19-dc11-ae90-00e081727c95 |
---|---|
date | Wed, 25 Jan 2012 03:17:36 +0000 |
parents | ae5e322584cd |
children | 728778634933 |
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/* * Dynamic Windows: * A GTK like implementation of the MacOS GUI using Cocoa * * (C) 2011-2012 Brian Smith <brian@dbsoft.org> * (C) 2011 Mark Hessling <mark@rexx.org> * * Requires 10.5 or later. * clang -std=c99 -g -o dwtest -D__MAC__ -I. dwtest.c mac/dw.m -framework Cocoa -framework WebKit */ #import <Cocoa/Cocoa.h> #import <WebKit/WebKit.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> /* Create a define to let us know to include Snow Leopard specific features */ #if defined(MAC_OS_X_VERSION_10_6) && ((defined(MAC_OS_X_VERSION_MIN_REQUIRED) && MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_6) || !defined(MAC_OS_X_VERSION_MIN_REQUIRED)) #define BUILDING_FOR_SNOW_LEOPARD #endif /* Macros to protect access to thread unsafe classes */ #define DW_MUTEX_LOCK { \ if(DWThread != (DWTID)-1 && pthread_self() != DWThread && pthread_self() != _dw_mutex_locked) { \ dw_mutex_lock(DWThreadMutex); \ _dw_mutex_locked = pthread_self(); \ dw_mutex_lock(DWThreadMutex2); \ [DWObj performSelectorOnMainThread:@selector(synchronizeThread:) withObject:nil waitUntilDone:NO]; \ dw_mutex_lock(DWRunMutex); \ _locked_by_me = TRUE; } } #define DW_MUTEX_UNLOCK { \ if(pthread_self() != DWThread && _locked_by_me == TRUE) { \ dw_mutex_unlock(DWRunMutex); \ dw_mutex_unlock(DWThreadMutex2); \ _dw_mutex_locked = (pthread_t)-1; \ dw_mutex_unlock(DWThreadMutex); \ _locked_by_me = FALSE; } } /* 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]; unsigned long _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 *image_exts[NUM_EXTS] = { ".png", ".ico", ".icns", ".gif", ".jpg", ".jpeg", ".tiff", ".bmp" }; char *_dw_get_image_extension( 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, image_exts[i] ); if ( access( file, R_OK ) == 0 ) { found_ext = 1; break; } } if ( found_ext == 1 ) { return image_exts[i]; } return NULL; } unsigned long _get_color(unsigned long thiscolor) { if(thiscolor & DW_RGB_COLOR) { return thiscolor & ~DW_RGB_COLOR; } else if(thiscolor < 17) { return _colors[thiscolor]; } return 0; } /* Thread specific storage */ #if !defined(GARBAGE_COLLECT) pthread_key_t _dw_pool_key; #endif pthread_key_t _dw_fg_color_key; pthread_key_t _dw_bg_color_key; SInt32 DWOSMajor, DWOSMinor, DWOSBuild; static char _dw_bundle_path[PATH_MAX+1] = { 0 }; /* Create a default colors for a thread */ void _init_colors(void) { NSColor *fgcolor = [[NSColor grayColor] retain]; pthread_setspecific(_dw_fg_color_key, fgcolor); pthread_setspecific(_dw_bg_color_key, NULL); } typedef struct _sighandler { struct _sighandler *next; ULONG message; HWND window; int id; void *signalfunction; void *data; } SignalHandler; SignalHandler *Root = NULL; /* Some internal prototypes */ static void _do_resize(Box *thisbox, int x, int y); void _handle_resize_events(Box *thisbox); int _remove_userdata(UserData **root, char *varname, int all); int _dw_main_iteration(NSDate *date); /* 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); } } SignalHandler *_get_handler(HWND window, int messageid) { SignalHandler *tmp = Root; /* 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]; } SignalList; /* List of signals */ #define SIGNALMAX 17 SignalList SignalTranslate[SIGNALMAX] = { { 1, DW_SIGNAL_CONFIGURE }, { 2, DW_SIGNAL_KEY_PRESS }, { 3, DW_SIGNAL_BUTTON_PRESS }, { 4, DW_SIGNAL_BUTTON_RELEASE }, { 5, DW_SIGNAL_MOTION_NOTIFY }, { 6, DW_SIGNAL_DELETE }, { 7, DW_SIGNAL_EXPOSE }, { 8, DW_SIGNAL_CLICKED }, { 9, DW_SIGNAL_ITEM_ENTER }, { 10, DW_SIGNAL_ITEM_CONTEXT }, { 11, DW_SIGNAL_LIST_SELECT }, { 12, DW_SIGNAL_ITEM_SELECT }, { 13, DW_SIGNAL_SET_FOCUS }, { 14, DW_SIGNAL_VALUE_CHANGED }, { 15, DW_SIGNAL_SWITCH_PAGE }, { 16, DW_SIGNAL_TREE_EXPAND }, { 17, DW_SIGNAL_COLUMN_CLICK } }; int _event_handler1(id object, NSEvent *event, int message) { SignalHandler *handler = _get_handler(object, message); /* NSLog(@"Event handler - type %d\n", message); */ if(handler) { switch(message) { /* Timer event */ case 0: { int (* API timerfunc)(void *) = (int (* API)(void *))handler->signalfunction; if(!timerfunc(handler->data)) dw_timer_disconnect(handler->id); return 0; } /* Configure/Resize event */ case 1: { int (*sizefunc)(HWND, int, int, void *) = handler->signalfunction; NSSize size; if([object isKindOfClass:[NSWindow class]]) { NSWindow *window = object; size = [[window contentView] frame].size; } else { NSView *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 2: { int (*keypressfunc)(HWND, char, int, int, void *) = handler->signalfunction; NSString *nchar = [event charactersIgnoringModifiers]; int special = (int)[event modifierFlags]; unichar vk = [nchar characterAtIndex:0]; char ch = '\0'; /* Handle a valid key */ if([nchar length] == 1) { const char *tmp = [nchar UTF8String]; if(tmp && strlen(tmp) == 1) { ch = tmp[0]; } } return keypressfunc(handler->window, ch, (int)vk, special, handler->data); } /* Button press and release event */ case 3: case 4: { int (* API buttonfunc)(HWND, int, int, int, void *) = (int (* API)(HWND, int, int, int, void *))handler->signalfunction; NSPoint p = [NSEvent mouseLocation]; int button = 1; if([event isMemberOfClass:[NSEvent class]]) { id view = [[[event window] contentView] superview]; NSEventType type = [event type]; p = [view convertPoint:[event locationInWindow] toView:object]; if(type == NSRightMouseDown || type == NSRightMouseUp) { button = 2; } else if(type == NSOtherMouseDown || type == NSOtherMouseUp) { button = 3; } } return buttonfunc(object, (int)p.x, (int)p.y, button, handler->data); } /* Motion notify event */ case 5: { int (* API motionfunc)(HWND, int, int, int, void *) = (int (* API)(HWND, int, int, int, void *))handler->signalfunction; int buttonmask = DWOSMinor > 5 ? (int)[NSEvent pressedMouseButtons] : 0; id view = [[[event window] contentView] superview]; NSPoint p = [view convertPoint:[event locationInWindow] toView:object]; if(DWOSMinor < 6) { buttonmask = (1 << [event buttonNumber]); } return motionfunc(object, (int)p.x, (int)p.y, buttonmask, handler->data); } /* Window close event */ case 6: { int (* API closefunc)(HWND, void *) = (int (* API)(HWND, void *))handler->signalfunction; return closefunc(object, handler->data); } /* Window expose/draw event */ case 7: { DWExpose exp; int (* API exposefunc)(HWND, DWExpose *, void *) = (int (* API)(HWND, DWExpose *, void *))handler->signalfunction; NSRect 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); [[object window] flushWindow]; return result; } /* Clicked event for buttons and menu items */ case 8: { int (* API clickfunc)(HWND, void *) = (int (* API)(HWND, void *))handler->signalfunction; return clickfunc(object, handler->data); } /* Container class selection event */ case 9: { int (*containerselectfunc)(HWND, char *, void *) = handler->signalfunction; return containerselectfunc(handler->window, (char *)event, handler->data); } /* Container context menu event */ case 10: { int (* API containercontextfunc)(HWND, char *, int, int, void *, void *) = (int (* API)(HWND, char *, int, int, void *, void *))handler->signalfunction; char *text = (char *)event; void *user = NULL; LONG x,y; /* Fill in both items for the tree */ if([object isKindOfClass:[NSOutlineView class]]) { id item = event; NSString *nstr = [item objectAtIndex:1]; text = (char *)[nstr UTF8String]; NSValue *value = [item objectAtIndex:2]; if(value && [value isKindOfClass:[NSValue class]]) { user = [value pointerValue]; } } dw_pointer_query_pos(&x, &y); return containercontextfunc(handler->window, text, (int)x, (int)y, handler->data, user); } /* Generic selection changed event for several classes */ case 11: case 14: { 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 12: { int (* API treeselectfunc)(HWND, HTREEITEM, char *, void *, void *) = (int (* API)(HWND, HTREEITEM, char *, void *, void *))handler->signalfunction; char *text = (char *)event; void *user = NULL; id item = nil; if([object isKindOfClass:[NSOutlineView class]]) { item = (id)event; NSString *nstr = [item objectAtIndex:1]; if(nstr) { text = strdup([nstr UTF8String]); } else { text = NULL; } NSValue *value = [item objectAtIndex:2]; if(value && [value isKindOfClass:[NSValue class]]) { user = [value pointerValue]; } int result = treeselectfunc(handler->window, item, text, handler->data, user); if(text) { free(text); } return result; } return treeselectfunc(handler->window, item, text, handler->data, user); } /* Set Focus event */ case 13: { int (* API setfocusfunc)(HWND, void *) = (int (* API)(HWND, void *))handler->signalfunction; return setfocusfunc(handler->window, handler->data); } /* Notebook page change event */ case 15: { 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); } case 16: { int (* API treeexpandfunc)(HWND, HTREEITEM, void *) = (int (* API)(HWND, HTREEITEM, void *))handler->signalfunction; return treeexpandfunc(handler->window, (HTREEITEM)event, handler->data); } case 17: { int (*clickcolumnfunc)(HWND, int, void *) = handler->signalfunction; int column_num = DW_POINTER_TO_INT(event); return clickcolumnfunc(handler->window, column_num, handler->data); } } } return -1; } /* Sub function to handle redraws */ int _event_handler(id object, NSEvent *event, int message) { int ret = _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 { _event_handler(sender, nil, 0); } @end NSApplication *DWApp; NSMenu *DWMainMenu; NSFont *DWDefaultFont; DWTimerHandler *DWHandler; #if !defined(GARBAGE_COLLECT) NSAutoreleasePool *pool; #endif HWND _DWLastDrawable; HMTX DWRunMutex; HMTX DWThreadMutex; HMTX DWThreadMutex2; DWTID DWThread = (DWTID)-1; DWTID _dw_mutex_locked = (DWTID)-1; /* Send fake event to make sure the loop isn't stuck */ void _dw_wakeup_app() { [DWApp postEvent:[NSEvent otherEventWithType:NSApplicationDefined location:NSMakePoint(0, 0) modifierFlags:0 timestamp:0 windowNumber:0 context:NULL subtype:0 data1:0 data2:0] atStart:NO]; } /* Used for doing bitblts from the main thread */ typedef struct _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 {} -(void)uselessThread:(id)sender; -(void)synchronizeThread:(id)param; -(void)menuHandler:(id)param; -(void)doBitBlt:(id)param; -(void)doFlush:(id)param; @end @interface DWMenuItem : NSMenuItem { int check; } -(void)setCheck:(int)input; -(int)check; -(void)dealloc; @end @implementation DWObject -(void)uselessThread:(id)sender { /* Thread only to initialize threading */ } -(void)synchronizeThread:(id)param { pthread_mutex_unlock(DWRunMutex); pthread_mutex_lock(DWThreadMutex2); pthread_mutex_unlock(DWThreadMutex2); pthread_mutex_lock(DWRunMutex); } -(void)menuHandler:(id)param { DWMenuItem *item = param; if([item check]) { if([item state] == NSOnState) [item setState:NSOffState]; else [item setState:NSOnState]; } _event_handler(param, nil, 8); } -(void)doBitBlt:(id)param { NSValue *bi = (NSValue *)param; DWBitBlt *bltinfo = (DWBitBlt *)[bi pointerValue]; id bltdest = bltinfo->dest; id bltsrc = bltinfo->src; if([bltdest isMemberOfClass:[NSBitmapImageRep class]]) { [NSGraphicsContext saveGraphicsState]; [NSGraphicsContext setCurrentContext:[NSGraphicsContext graphicsContextWithGraphicsPort:[[NSGraphicsContext graphicsContextWithBitmapImageRep:bltdest] graphicsPort] flipped:YES]]; [[[NSDictionary alloc] initWithObjectsAndKeys:bltdest, NSGraphicsContextDestinationAttributeName, nil] autorelease]; } else { if([bltdest lockFocusIfCanDraw] == NO) { free(bltinfo); return; } _DWLastDrawable = bltinfo->dest; } if([bltsrc isMemberOfClass:[NSBitmapImageRep class]]) { NSBitmapImageRep *rep = bltsrc; NSImage *image; if(DWOSMinor > 5) { image = [[NSImage alloc] initWithCGImage:[rep CGImage] size:NSZeroSize]; } else { image = [[NSImage alloc] initWithSize:[rep size]]; [image addRepresentation:rep]; } if(bltinfo->srcwidth != -1) { [image drawInRect:NSMakeRect(bltinfo->xdest, bltinfo->ydest, bltinfo->width, bltinfo->height) fromRect:NSMakeRect(bltinfo->xsrc, bltinfo->ysrc, bltinfo->srcwidth, bltinfo->srcheight) operation:NSCompositeSourceOver fraction:1.0]; } else { [image drawAtPoint:NSMakePoint(bltinfo->xdest, bltinfo->ydest) fromRect:NSMakeRect(bltinfo->xsrc, bltinfo->ysrc, bltinfo->width, bltinfo->height) operation:NSCompositeSourceOver fraction:1.0]; } [bltsrc release]; [image release]; } if([bltdest isMemberOfClass:[NSBitmapImageRep class]]) { [NSGraphicsContext restoreGraphicsState]; } else { [bltdest unlockFocus]; } free(bltinfo); } -(void)doFlush:(id)param { if(_DWLastDrawable) { id object = _DWLastDrawable; NSWindow *window = [object window]; [window flushWindow]; } } -(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]); } } } @end DWObject *DWObj; /* 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 : NSView { Box *box; void *userdata; NSColor *bgcolor; } -(id)init; -(void)dealloc; -(Box *)box; -(id)contentView; -(void *)userdata; -(void)setUserdata:(void *)input; -(void)drawRect:(NSRect)rect; -(BOOL)isFlipped; -(void)mouseDown:(NSEvent *)theEvent; -(void)mouseUp:(NSEvent *)theEvent; -(NSMenu *)menuForEvent:(NSEvent *)theEvent; -(void)rightMouseUp:(NSEvent *)theEvent; -(void)otherMouseDown:(NSEvent *)theEvent; -(void)otherMouseUp:(NSEvent *)theEvent; -(void)keyDown:(NSEvent *)theEvent; -(void)setColor:(unsigned long)input; @end @implementation DWBox -(id)init { self = [super init]; if (self) { box = calloc(1, sizeof(Box)); box->type = DW_VERT; box->vsize = box->hsize = SIZEEXPAND; box->width = box->height = 1; } return self; } -(void)dealloc { UserData *root = userdata; free(box); _remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } -(Box *)box { return box; } -(id)contentView { return self; } -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(void)drawRect:(NSRect)rect { if(bgcolor) { [bgcolor set]; NSRectFill([self bounds]); } } -(BOOL)isFlipped { return YES; } -(void)mouseDown:(NSEvent *)theEvent { _event_handler(self, (void *)1, 3); } -(void)mouseUp:(NSEvent *)theEvent { _event_handler(self, (void *)1, 4); } -(NSMenu *)menuForEvent:(NSEvent *)theEvent { _event_handler(self, (void *)2, 3); return nil; } -(void)rightMouseUp:(NSEvent *)theEvent { _event_handler(self, (void *)2, 4); } -(void)otherMouseDown:(NSEvent *)theEvent { _event_handler(self, (void *)3, 3); } -(void)otherMouseUp:(NSEvent *)theEvent { _event_handler(self, (void *)3, 4); } -(void)keyDown:(NSEvent *)theEvent { _event_handler(self, theEvent, 2); } -(void)setColor:(unsigned long)input { id orig = bgcolor; if(input == _colors[DW_CLR_DEFAULT]) { bgcolor = nil; } else { bgcolor = [[NSColor colorWithDeviceRed: DW_RED_VALUE(input)/255.0 green: DW_GREEN_VALUE(input)/255.0 blue: DW_BLUE_VALUE(input)/255.0 alpha: 1] retain]; [bgcolor set]; NSRectFill([self bounds]); [self setNeedsDisplay:YES]; } [orig release]; } @end /* Subclass for a group box type */ @interface DWGroupBox : NSBox { void *userdata; NSColor *bgcolor; NSSize borderSize; } -(Box *)box; -(void *)userdata; -(void)setUserdata:(void *)input; @end @implementation DWGroupBox -(Box *)box { return [[self contentView] box]; } -(void *)userdata { return userdata; } -(NSSize)borderSize { return borderSize; } -(NSSize)initBorder { NSSize frameSize = [self frame].size; if(frameSize.height < 20 || frameSize.width < 20) { frameSize.width = frameSize.height = 100; [self setFrameSize:frameSize]; } NSSize contentSize = [[self contentView] frame].size; NSSize titleSize = [self titleRect].size; borderSize.width = 100-contentSize.width; borderSize.height = (100-contentSize.height)-titleSize.height; return borderSize; } -(void)setUserdata:(void *)input { userdata = input; } @end @interface DWWindow : NSWindow { int redraw; int shown; } -(void)sendEvent:(NSEvent *)theEvent; -(void)keyDown:(NSEvent *)theEvent; -(void)mouseDragged:(NSEvent *)theEvent; -(int)redraw; -(void)setRedraw:(int)val; -(int)shown; -(void)setShown:(int)val; @end @implementation DWWindow -(void)sendEvent:(NSEvent *)theEvent { int rcode = -1; if([theEvent type] == NSKeyDown) { rcode = _event_handler(self, theEvent, 2); } if ( rcode != TRUE ) [super sendEvent:theEvent]; } -(void)keyDown:(NSEvent *)theEvent { } -(void)mouseDragged:(NSEvent *)theEvent { _event_handler(self, theEvent, 5); } -(int)redraw { return redraw; } -(void)setRedraw:(int)val { redraw = val; } -(int)shown { return shown; } -(void)setShown:(int)val { shown = val; } @end /* Subclass for a render area type */ @interface DWRender : NSControl { void *userdata; NSFont *font; NSSize size; } -(void *)userdata; -(void)setUserdata:(void *)input; -(void)setFont:(NSFont *)input; -(NSFont *)font; -(void)setSize:(NSSize)input; -(NSSize)size; -(void)mouseDown:(NSEvent *)theEvent; -(void)mouseUp:(NSEvent *)theEvent; -(NSMenu *)menuForEvent:(NSEvent *)theEvent; -(void)rightMouseUp:(NSEvent *)theEvent; -(void)otherMouseDown:(NSEvent *)theEvent; -(void)otherMouseUp:(NSEvent *)theEvent; -(void)drawRect:(NSRect)rect; -(void)keyDown:(NSEvent *)theEvent; -(BOOL)isFlipped; @end @implementation DWRender -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(void)setFont:(NSFont *)input { [font release]; font = input; [font retain]; } -(NSFont *)font { return font; } -(void)setSize:(NSSize)input { size = input; } -(NSSize)size { return size; } -(void)mouseDown:(NSEvent *)theEvent { _event_handler(self, theEvent, 3); } -(void)mouseUp:(NSEvent *)theEvent { _event_handler(self, theEvent, 4); } -(NSMenu *)menuForEvent:(NSEvent *)theEvent { _event_handler(self, theEvent, 3); return nil; } -(void)rightMouseUp:(NSEvent *)theEvent { _event_handler(self, theEvent, 4); } -(void)otherMouseDown:(NSEvent *)theEvent { _event_handler(self, theEvent, 3); } -(void)otherMouseUp:(NSEvent *)theEvent { _event_handler(self, theEvent, 4); } -(void)mouseDragged:(NSEvent *)theEvent { _event_handler(self, theEvent, 5); } -(void)drawRect:(NSRect)rect { _event_handler(self, nil, 7); } -(void)keyDown:(NSEvent *)theEvent { _event_handler(self, theEvent, 2); } -(BOOL)isFlipped { return YES; } -(void)dealloc { UserData *root = userdata; _remove_userdata(&root, NULL, TRUE); [font release]; dw_signal_disconnect_by_window(self); [super dealloc]; } -(BOOL)acceptsFirstResponder { return YES; } @end /* Subclass for a top-level window */ @interface DWView : DWBox #ifdef BUILDING_FOR_SNOW_LEOPARD <NSWindowDelegate> #endif { NSMenu *windowmenu; NSSize oldsize; } -(BOOL)windowShouldClose:(id)sender; -(void)setMenu:(NSMenu *)input; -(void)windowDidBecomeMain:(id)sender; -(void)menuHandler:(id)sender; -(void)mouseDragged:(NSEvent *)theEvent; @end @implementation DWView -(BOOL)windowShouldClose:(id)sender { if(_event_handler(sender, nil, 6) > 0) return NO; return YES; } - (void)viewDidMoveToWindow { [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(windowResized:) name:NSWindowDidResizeNotification object:[self window]]; [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(windowDidBecomeMain:) name:NSWindowDidBecomeMainNotification object:[self window]]; } - (void)dealloc { if(windowmenu) { [windowmenu release]; } [[NSNotificationCenter defaultCenter] removeObserver:self]; dw_signal_disconnect_by_window(self); [super dealloc]; } - (void)windowResized:(NSNotification *)notification; { NSSize size = [self frame].size; if(oldsize.width != size.width || oldsize.height != size.height) { _do_resize(box, size.width, size.height); _event_handler([self window], nil, 1); oldsize.width = size.width; oldsize.height = size.height; _handle_resize_events(box); } } -(void)showWindow { NSSize size = [self frame].size; if(oldsize.width == size.width && oldsize.height == size.height) { _do_resize(box, size.width, size.height); _handle_resize_events(box); } } -(void)windowDidBecomeMain:(id)sender { if(windowmenu) { [DWApp setMainMenu:windowmenu]; } else { [DWApp setMainMenu:DWMainMenu]; } _event_handler([self window], nil, 13); } -(void)setMenu:(NSMenu *)input { windowmenu = input; [windowmenu retain]; } -(void)menuHandler:(id)sender { [DWObj performSelector:@selector(menuHandler:) withObject:sender afterDelay:0]; _dw_wakeup_app(); } -(void)mouseDragged:(NSEvent *)theEvent { _event_handler(self, theEvent, 5); } -(void)mouseMoved:(NSEvent *)theEvent { id hit = [self hitTest:[theEvent locationInWindow]]; if([hit isMemberOfClass:[DWRender class]]) { _event_handler(hit, theEvent, 5); } } @end /* Subclass for a button type */ @interface DWButton : NSButton { void *userdata; NSButtonType buttonType; DWBox *parent; } -(void *)userdata; -(void)setUserdata:(void *)input; -(void)buttonClicked:(id)sender; -(void)setButtonType:(NSButtonType)input; -(NSButtonType)buttonType; -(void)setParent:(DWBox *)input; -(DWBox *)parent; @end @implementation DWButton -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(void)buttonClicked:(id)sender { _event_handler(self, nil, 8); if([self buttonType] == NSRadioButton) { DWBox *viewbox = [self parent]; Box *thisbox = [viewbox box]; int z; for(z=0;z<thisbox->count;z++) { if(thisbox->items[z].type != TYPEBOX) { id object = thisbox->items[z].hwnd; if([object isMemberOfClass:[DWButton class]]) { DWButton *button = object; if(button != self && [button buttonType] == NSRadioButton) { [button setState:NSOffState]; } } } } } } -(void)setButtonType:(NSButtonType)input { buttonType = input; [super setButtonType:input]; } -(NSButtonType)buttonType { return buttonType; } -(void)setParent:(DWBox *)input { parent = input; } -(DWBox *)parent { return parent; } -(void)dealloc { UserData *root = userdata; _remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* Subclass for a progress type */ @interface DWPercent : NSProgressIndicator { 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; _remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* Subclass for a menu item type */ @implementation DWMenuItem -(void)setCheck:(int)input { check = input; } -(int)check { return check; } -(void)dealloc { dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* Subclass for a scrollbox type */ @interface DWScrollBox : NSScrollView { 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; _remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* Subclass for a textfield that supports vertical centering */ @interface DWTextFieldCell : NSTextFieldCell { BOOL vcenter; } -(NSRect)drawingRectForBounds:(NSRect)theRect; -(void)setVCenter:(BOOL)input; @end @implementation DWTextFieldCell -(NSRect)drawingRectForBounds:(NSRect)theRect { /* Get the parent's idea of where we should draw */ NSRect newRect = [super drawingRectForBounds:theRect]; /* If we are being vertically centered */ if(vcenter) { /* Get our ideal size for current text */ NSSize textSize = [self cellSizeForBounds:theRect]; /* Center that in the proposed rect */ float heightDelta = newRect.size.height - textSize.height; if (heightDelta > 0) { newRect.size.height -= heightDelta; newRect.origin.y += (heightDelta / 2); } } return newRect; } -(void)setVCenter:(BOOL)input { vcenter = input; } @end @interface DWEntryFieldFormatter : NSFormatter { int maxLength; } - (void)setMaximumLength:(int)len; - (int)maximumLength; @end /* This formatter subclass will allow us to limit * the text length in an entryfield. */ @implementation DWEntryFieldFormatter -(id)init { self = [super init]; maxLength = INT_MAX; return self; } -(void)setMaximumLength:(int)len { maxLength = len; } -(int)maximumLength { return maxLength; } -(NSString *)stringForObjectValue:(id)object { return (NSString *)object; } -(BOOL)getObjectValue:(id *)object forString:(NSString *)string errorDescription:(NSString **)error { *object = string; return YES; } -(BOOL)isPartialStringValid:(NSString **)partialStringPtr proposedSelectedRange:(NSRangePointer)proposedSelRangePtr originalString:(NSString *)origString originalSelectedRange:(NSRange)origSelRange errorDescription:(NSString **)error { if([*partialStringPtr length] > maxLength) { return NO; } return YES; } -(NSAttributedString *)attributedStringForObjectValue:(id)anObject withDefaultAttributes:(NSDictionary *)attributes { return nil; } @end /* Subclass for a entryfield type */ @interface DWEntryField : NSTextField { void *userdata; id clickDefault; } -(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)keyUp:(NSEvent *)theEvent { unichar vk = [[theEvent charactersIgnoringModifiers] characterAtIndex:0]; if(clickDefault && vk == VK_RETURN) { if([clickDefault isKindOfClass:[NSButton class]]) [clickDefault buttonClicked:self]; else [[self window] makeFirstResponder:clickDefault]; } else { [super keyUp:theEvent]; } } -(BOOL)performKeyEquivalent:(NSEvent *)theEvent { if(([theEvent modifierFlags] & NSDeviceIndependentModifierFlagsMask) == NSCommandKeyMask) { if ([[theEvent charactersIgnoringModifiers] isEqualToString:@"x"]) return [NSApp sendAction:@selector(cut:) to:[[self window] firstResponder] from:self]; else if ([[theEvent charactersIgnoringModifiers] isEqualToString:@"c"]) return [NSApp sendAction:@selector(copy:) to:[[self window] firstResponder] from:self]; else if ([[theEvent charactersIgnoringModifiers] isEqualToString:@"v"]) return [NSApp sendAction:@selector(paste:) to:[[self window] firstResponder] from:self]; else if ([[theEvent charactersIgnoringModifiers] isEqualToString:@"a"]) return [NSApp sendAction:@selector(selectAll:) to:[[self window] firstResponder] from:self]; } return [super performKeyEquivalent:theEvent]; } -(void)dealloc { UserData *root = userdata; _remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* Subclass for a text and status text type */ @interface DWText : NSTextField { 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; _remove_userdata(&root, NULL, TRUE); [super dealloc]; } @end /* Subclass for a entryfield password type */ @interface DWEntryFieldPassword : NSSecureTextField { void *userdata; id clickDefault; } -(void *)userdata; -(void)setUserdata:(void *)input; -(void)setClickDefault:(id)input; @end @implementation DWEntryFieldPassword -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(void)setClickDefault:(id)input { clickDefault = input; } -(void)keyUp:(NSEvent *)theEvent { if(clickDefault && [[theEvent charactersIgnoringModifiers] characterAtIndex:0] == VK_RETURN) { if([clickDefault isKindOfClass:[NSButton class]]) [clickDefault buttonClicked:self]; else [[self window] makeFirstResponder:clickDefault]; } else { [super keyUp:theEvent]; } } -(BOOL)performKeyEquivalent:(NSEvent *)theEvent { if(([theEvent modifierFlags] & NSDeviceIndependentModifierFlagsMask) == NSCommandKeyMask) { if ([[theEvent charactersIgnoringModifiers] isEqualToString:@"x"]) return [NSApp sendAction:@selector(cut:) to:[[self window] firstResponder] from:self]; else if ([[theEvent charactersIgnoringModifiers] isEqualToString:@"c"]) return [NSApp sendAction:@selector(copy:) to:[[self window] firstResponder] from:self]; else if ([[theEvent charactersIgnoringModifiers] isEqualToString:@"v"]) return [NSApp sendAction:@selector(paste:) to:[[self window] firstResponder] from:self]; else if ([[theEvent charactersIgnoringModifiers] isEqualToString:@"a"]) return [NSApp sendAction:@selector(selectAll:) to:[[self window] firstResponder] from:self]; } return [super performKeyEquivalent:theEvent]; } -(void)dealloc { UserData *root = userdata; _remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* Subclass for a Notebook control type */ @interface DWNotebook : NSTabView #ifdef BUILDING_FOR_SNOW_LEOPARD <NSTabViewDelegate> #endif { void *userdata; int pageid; } -(void *)userdata; -(void)setUserdata:(void *)input; -(int)pageid; -(void)setPageid:(int)input; -(void)tabView:(NSTabView *)notebook didSelectTabViewItem:(NSTabViewItem *)notepage; @end /* Subclass for a Notebook page type */ @interface DWNotebookPage : NSTabViewItem { void *userdata; int pageid; } -(void *)userdata; -(void)setUserdata:(void *)input; -(int)pageid; -(void)setPageid:(int)input; @end @implementation DWNotebook -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(int)pageid { return pageid; } -(void)setPageid:(int)input { pageid = input; } -(void)tabView:(NSTabView *)notebook didSelectTabViewItem:(NSTabViewItem *)notepage { id object = [notepage view]; DWNotebookPage *page = (DWNotebookPage *)notepage; if([object isMemberOfClass:[DWBox class]]) { DWBox *view = object; Box *box = [view box]; NSSize size = [view frame].size; _do_resize(box, size.width, size.height); _handle_resize_events(box); } _event_handler(self, DW_INT_TO_POINTER([page pageid]), 15); } -(void)dealloc { UserData *root = userdata; _remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } @end @implementation DWNotebookPage -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(int)pageid { return pageid; } -(void)setPageid:(int)input { pageid = input; } -(void)dealloc { UserData *root = userdata; _remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* Subclass for a color chooser type */ @interface DWColorChoose : NSColorPanel { DWDialog *dialog; NSColor *pickedcolor; } -(void)changeColor:(id)sender; -(void)setDialog:(DWDialog *)input; -(DWDialog *)dialog; @end @implementation DWColorChoose -(void)changeColor:(id)sender { pickedcolor = [self color]; } -(BOOL)windowShouldClose:(id)window { DWDialog *d = dialog; dialog = nil; dw_dialog_dismiss(d, pickedcolor); [window orderOut:nil]; return NO; } -(void)setDialog:(DWDialog *)input { dialog = input; } -(DWDialog *)dialog { return dialog; } @end /* Subclass for a font chooser type */ @interface DWFontChoose : NSFontPanel { DWDialog *dialog; NSFontManager *fontManager; } -(void)setDialog:(DWDialog *)input; -(void)setFontManager:(NSFontManager *)input; -(DWDialog *)dialog; @end @implementation DWFontChoose -(BOOL)windowShouldClose:(id)window { DWDialog *d = dialog; dialog = nil; NSFont *pickedfont = [fontManager selectedFont]; dw_dialog_dismiss(d, pickedfont); [window orderOut:nil]; return NO; } -(void)setDialog:(DWDialog *)input { dialog = input; } -(void)setFontManager:(NSFontManager *)input { fontManager = input; } -(DWDialog *)dialog { return dialog; } @end /* Subclass for a splitbar type */ @interface DWSplitBar : NSSplitView #ifdef BUILDING_FOR_SNOW_LEOPARD <NSSplitViewDelegate> #endif { void *userdata; float percent; } -(void)splitViewDidResizeSubviews:(NSNotification *)aNotification; -(void *)userdata; -(void)setUserdata:(void *)input; -(float)percent; -(void)setPercent:(float)input; @end @implementation DWSplitBar -(void)splitViewDidResizeSubviews:(NSNotification *)aNotification { NSArray *views = [self subviews]; id object; for(object in views) { if([object isMemberOfClass:[DWBox class]]) { DWBox *view = object; Box *box = [view box]; NSSize size = [view frame].size; _do_resize(box, size.width, size.height); _handle_resize_events(box); } } } -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(float)percent { return percent; } -(void)setPercent:(float)input { percent = input; } -(void)dealloc { UserData *root = userdata; _remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* Subclass for a slider type */ @interface DWSlider : NSSlider { void *userdata; } -(void *)userdata; -(void)setUserdata:(void *)input; -(void)sliderChanged:(id)sender; @end @implementation DWSlider -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(void)sliderChanged:(id)sender { _event_handler(self, (void *)[self integerValue], 14); } -(void)dealloc { UserData *root = userdata; _remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* Subclass for a slider type */ @interface DWScrollbar : NSScroller { void *userdata; double range; double visible; int vertical; } -(void *)userdata; -(void)setUserdata:(void *)input; -(float)range; -(float)visible; -(int)vertical; -(void)setVertical:(int)value; -(void)setRange:(double)input1 andVisible:(double)input2; -(void)scrollerChanged:(id)sender; @end @implementation DWScrollbar -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(float)range { return range; } -(float)visible { return visible; } -(int)vertical { return vertical; } -(void)setVertical:(int)value { vertical = value; } -(void)setRange:(double)input1 andVisible:(double)input2 { range = input1; visible = input2; } -(void)scrollerChanged:(id)sender { double max = (range - visible); double result = ([self doubleValue] * max); double newpos = result; switch ([sender hitPart]) { case NSScrollerDecrementLine: if(newpos > 0) { newpos--; } break; case NSScrollerIncrementLine: if(newpos < max) { newpos++; } break; case NSScrollerDecrementPage: newpos -= visible; if(newpos < 0) { newpos = 0; } break; case NSScrollerIncrementPage: newpos += visible; if(newpos > max) { newpos = max; } break; default: ; /* do nothing */ } int newposi = (int)newpos; newpos = (newpos - (double)newposi) > 0.5 ? (double)(newposi + 1) : (double)newposi; if(newpos != result) { [self setDoubleValue:(newpos/max)]; } _event_handler(self, DW_INT_TO_POINTER((int)newpos), 14); } -(void)dealloc { UserData *root = userdata; _remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* Subclass for a MLE type */ @interface DWMLE : NSTextView { void *userdata; id scrollview; } -(void *)userdata; -(void)setUserdata:(void *)input; -(id)scrollview; -(void)setScrollview:(id)input; @end @implementation DWMLE -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(id)scrollview { return scrollview; } -(void)setScrollview:(id)input { scrollview = input; } -(void)dealloc { UserData *root = userdata; _remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* Subclass NSTextFieldCell for displaying image and text */ @interface DWImageAndTextCell : NSTextFieldCell { @private NSImage *image; } -(void)setImage:(NSImage *)anImage; -(NSImage *)image; -(void)drawWithFrame:(NSRect)cellFrame inView:(NSView *)controlView; -(NSSize)cellSize; @end @implementation DWImageAndTextCell -(void)dealloc { [image release]; image = nil; [super dealloc]; } -copyWithZone:(NSZone *)zone { DWImageAndTextCell *cell = (DWImageAndTextCell *)[super copyWithZone:zone]; cell->image = [image retain]; return cell; } -(void)setImage:(NSImage *)anImage { if(anImage != image) { [image release]; image = [anImage retain]; } } -(NSImage *)image { return [[image retain] autorelease]; } -(NSRect)imageFrameForCellFrame:(NSRect)cellFrame { if(image != nil) { NSRect imageFrame; imageFrame.size = [image size]; imageFrame.origin = cellFrame.origin; imageFrame.origin.x += 3; imageFrame.origin.y += ceil((cellFrame.size.height - imageFrame.size.height) / 2); return imageFrame; } else return NSZeroRect; } -(void)editWithFrame:(NSRect)aRect inView:(NSView *)controlView editor:(NSText *)textObj delegate:(id)anObject event:(NSEvent *)theEvent { NSRect textFrame, imageFrame; NSDivideRect (aRect, &imageFrame, &textFrame, 3 + [image size].width, NSMinXEdge); [super editWithFrame: textFrame inView: controlView editor:textObj delegate:anObject event: theEvent]; } -(void)selectWithFrame:(NSRect)aRect inView:(NSView *)controlView editor:(NSText *)textObj delegate:(id)anObject start:(NSInteger)selStart length:(NSInteger)selLength { NSRect textFrame, imageFrame; NSDivideRect (aRect, &imageFrame, &textFrame, 3 + [image size].width, NSMinXEdge); [super selectWithFrame: textFrame inView: controlView editor:textObj delegate:anObject start:selStart length:selLength]; } -(void)drawWithFrame:(NSRect)cellFrame inView:(NSView *)controlView { if(image != nil) { NSSize imageSize; NSRect imageFrame; imageSize = [image size]; NSDivideRect(cellFrame, &imageFrame, &cellFrame, 3 + imageSize.width, NSMinXEdge); if ([self drawsBackground]) { [[self backgroundColor] set]; NSRectFill(imageFrame); } imageFrame.origin.x += 3; imageFrame.size = imageSize; if ([controlView isFlipped]) imageFrame.origin.y += ceil((cellFrame.size.height + imageFrame.size.height) / 2); else imageFrame.origin.y += ceil((cellFrame.size.height - imageFrame.size.height) / 2); [image compositeToPoint:imageFrame.origin operation:NSCompositeSourceOver]; } [super drawWithFrame:cellFrame inView:controlView]; } -(NSSize)cellSize { NSSize cellSize = [super cellSize]; cellSize.width += (image ? [image size].width : 0) + 3; return cellSize; } @end /* Subclass for a Container/List type */ @interface DWContainer : NSTableView #ifdef BUILDING_FOR_SNOW_LEOPARD <NSTableViewDataSource,NSTableViewDelegate> #endif { void *userdata; NSMutableArray *tvcols; NSMutableArray *data; NSMutableArray *types; NSPointerArray *titles; NSColor *fgcolor, *oddcolor, *evencolor; int lastAddPoint, lastQueryPoint; id scrollview; int filesystem; } -(NSInteger)numberOfRowsInTableView:(NSTableView *)aTable; -(id)tableView:(NSTableView *)aTable objectValueForTableColumn:(NSTableColumn *)aCol row:(NSInteger)aRow; -(BOOL)tableView:(NSTableView *)aTableView shouldEditTableColumn:(NSTableColumn *)aTableColumn row:(int)rowIndex; -(void *)userdata; -(void)setUserdata:(void *)input; -(void)setFilesystem:(int)input; -(int)filesystem; -(id)scrollview; -(void)setScrollview:(id)input; -(void)addColumn:(NSTableColumn *)input andType:(int)type; -(NSTableColumn *)getColumn:(int)col; -(int)addRow:(NSArray *)input; -(int)addRows:(int)number; -(void)tableView:(NSTableView *)tableView willDisplayCell:(id)cell forTableColumn:(NSTableColumn *)tableColumn row:(NSInteger)row; -(void)editCell:(id)input at:(int)row and:(int)col; -(void)removeRow:(int)row; -(void)setRow:(int)row title:(void *)input; -(void *)getRowTitle:(int)row; -(id)getRow:(int)row and:(int)col; -(int)cellType:(int)col; -(int)lastAddPoint; -(int)lastQueryPoint; -(void)setLastQueryPoint:(int)input; -(void)clear; -(void)setup; -(void)optimize; -(NSSize)getsize; -(void)setForegroundColor:(NSColor *)input; -(void)doubleClicked:(id)sender; -(void)keyUp:(NSEvent *)theEvent; -(void)tableView:(NSTableView *)tableView didClickTableColumn:(NSTableColumn *)tableColumn; -(void)selectionChanged:(id)sender; -(NSMenu *)menuForEvent:(NSEvent *)event; @end @implementation DWContainer -(NSInteger)numberOfRowsInTableView:(NSTableView *)aTable { if(tvcols && data) { int cols = (int)[tvcols count]; int total = (int)[data count]; if(cols && total) { return total / cols; } } return 0; } -(id)tableView:(NSTableView *)aTable objectValueForTableColumn:(NSTableColumn *)aCol row:(NSInteger)aRow { if(tvcols && data) { int z, col = -1; int count = (int)[tvcols count]; for(z=0;z<count;z++) { if([tvcols objectAtIndex:z] == aCol) { col = z; break; } } if(col != -1) { int index = (int)(aRow * count) + col; if(index < [data count]) { id this = [data objectAtIndex:index]; return ([this isKindOfClass:[NSNull class]]) ? nil : this; } } } return nil; } -(BOOL)tableView:(NSTableView *)aTableView shouldEditTableColumn:(NSTableColumn *)aTableColumn row:(int)rowIndex { return NO; } -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(void)setFilesystem:(int)input { filesystem = input; } -(int)filesystem { return filesystem; } -(id)scrollview { return scrollview; } -(void)setScrollview:(id)input { scrollview = input; } -(void)addColumn:(NSTableColumn *)input andType:(int)type { if(tvcols) { [tvcols addObject:input]; [types addObject:[NSNumber numberWithInt:type]]; } } -(NSTableColumn *)getColumn:(int)col { if(tvcols) { return [tvcols objectAtIndex:col]; } return nil; } -(void)setRowBgOdd:(unsigned long)oddcol andEven:(unsigned long)evencol { NSColor *oldodd = oddcolor; NSColor *oldeven = evencolor; unsigned long _odd = _get_color(oddcol); unsigned long _even = _get_color(evencol); /* Get the NSColor for non-default colors */ if(oddcol != DW_RGB_TRANSPARENT) oddcolor = [[NSColor colorWithDeviceRed: 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(evencol != DW_RGB_TRANSPARENT) evencolor = [[NSColor colorWithDeviceRed: 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]; } -(int)insertRow:(NSArray *)input at:(int)index { if(data) { unsigned long start = [tvcols count] * index; NSIndexSet *set = [[NSIndexSet alloc] initWithIndexesInRange:NSMakeRange(start, start + [tvcols count])]; if(index < lastAddPoint) { lastAddPoint++; } [data insertObjects:input atIndexes:set]; [titles insertPointer:NULL atIndex:index]; [set release]; return (int)[titles count]; } return 0; } -(int)addRow:(NSArray *)input { if(data) { lastAddPoint = (int)[titles count]; [data addObjectsFromArray:input]; [titles addPointer:NULL]; return (int)[titles count]; } return 0; } -(int)addRows:(int)number { if(tvcols) { int count = (int)(number * [tvcols count]); int z; lastAddPoint = (int)[titles count]; for(z=0;z<count;z++) { [data addObject:[NSNull null]]; } for(z=0;z<number;z++) { [titles addPointer:NULL]; } return (int)[titles count]; } return 0; } -(void)tableView:(NSTableView *)tableView willDisplayCell:(id)cell forTableColumn:(NSTableColumn *)tableColumn row:(NSInteger)row { DWImageAndTextCell *bcell = cell; /* Handle drawing image and text if necessary */ if([cell isMemberOfClass:[DWImageAndTextCell class]]) { int index = (int)(row * [tvcols count]); DWImageAndTextCell *browsercell = [data objectAtIndex:index]; NSImage *img = [browsercell image]; [bcell setImage:img]; } if([cell isKindOfClass:[NSTextFieldCell class]]) { /* Handle drawing alternating row colors if enabled */ if ((row % 2) == 0) { if(evencolor) { [bcell setDrawsBackground:YES]; [bcell setBackgroundColor:evencolor]; } else [bcell setDrawsBackground:NO]; } else { if(oddcolor) { [bcell setDrawsBackground:YES]; [bcell setBackgroundColor:oddcolor]; } else [bcell setDrawsBackground:NO]; } } } -(void)editCell:(id)input at:(int)row and:(int)col { if(tvcols) { int index = (int)(row * [tvcols count]) + col; if(index < [data count]) { if(!input) input = [NSNull null]; [data replaceObjectAtIndex:index withObject:input]; } } } -(void)removeRow:(int)row { if(tvcols) { int z, start, end; int count = (int)[tvcols count]; start = count * row; end = start + count; for(z=start;z<end;z++) { [data removeObjectAtIndex:z]; } [titles removePointerAtIndex:row]; if(lastAddPoint > 0 && lastAddPoint < row) { lastAddPoint--; } } } -(void)setRow:(int)row title:(void *)input { if(titles && input) { [titles replacePointerAtIndex:row withPointer:input]; } } -(void *)getRowTitle:(int)row { if(titles && row > -1) { return [titles pointerAtIndex:row]; } return NULL; } -(id)getRow:(int)row and:(int)col { if(data) { int index = (int)(row * [tvcols count]) + col; return [data objectAtIndex:index]; } return nil; } -(int)cellType:(int)col { return [[types objectAtIndex:col] intValue]; } -(int)lastAddPoint { return lastAddPoint; } -(int)lastQueryPoint { return lastQueryPoint; } -(void)setLastQueryPoint:(int)input { lastQueryPoint = input; } -(void)clear { if(data) { [data removeAllObjects]; while([titles count]) { [titles removePointerAtIndex:0]; } } lastAddPoint = 0; } -(void)setup { tvcols = [[[NSMutableArray alloc] init] retain]; data = [[[NSMutableArray alloc] init] retain]; types = [[[NSMutableArray alloc] init] retain]; titles = [[NSPointerArray pointerArrayWithWeakObjects] retain]; [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(selectionChanged:) name:NSTableViewSelectionDidChangeNotification object:self]; } -(NSSize)getsize { int cwidth = 0, cheight = 0; if(tvcols) { int z; int colcount = (int)[tvcols count]; int rowcount = (int)[self numberOfRowsInTableView:self]; for(z=0;z<colcount;z++) { NSTableColumn *column = [tvcols objectAtIndex:z]; int width = [column width]; if(rowcount > 0) { int x; for(x=0;x<rowcount;x++) { NSCell *cell = [self preparedCellAtColumn:z row:x]; int thiswidth = [cell cellSize].width; /* If on the first column... add up the heights */ if(z == 0) cheight += [cell cellSize].height; /* Check the image inside the cell to get its width */ if([cell isMemberOfClass:[NSImageCell class]]) { int index = (int)(x * [tvcols count]) + z; NSImage *image = [data objectAtIndex:index]; if([image isMemberOfClass:[NSImage class]]) { thiswidth = [image size].width; } } if(thiswidth > width) { width = thiswidth; } } /* If the image is missing default the optimized width to 16. */ if(!width && [[types objectAtIndex:z] intValue] & DW_CFA_BITMAPORICON) { width = 16; } } if(width) cwidth += width; } } cwidth += 16; cheight += 16; return NSMakeSize(cwidth, cheight); } -(void)optimize { if(tvcols) { int z; int colcount = (int)[tvcols count]; int rowcount = (int)[self numberOfRowsInTableView:self]; for(z=0;z<colcount;z++) { NSTableColumn *column = [tvcols objectAtIndex:z]; if([column resizingMask] != NSTableColumnNoResizing) { if(rowcount > 0) { int x; NSCell *colcell = [column headerCell]; int width = [colcell cellSize].width; for(x=0;x<rowcount;x++) { NSCell *cell = [self preparedCellAtColumn:z row:x]; int thiswidth = [cell cellSize].width; /* Check the image inside the cell to get its width */ if([cell isMemberOfClass:[NSImageCell class]]) { int index = (int)(x * [tvcols count]) + z; NSImage *image = [data objectAtIndex:index]; if([image isMemberOfClass:[NSImage class]]) { thiswidth = [image size].width; } } if(thiswidth > width) { width = thiswidth; } } /* If the image is missing default the optimized width to 16. */ if(!width && [[types objectAtIndex:z] intValue] & DW_CFA_BITMAPORICON) { width = 16; } /* Sanity check... don't set the width to 0 */ if(width) { [column setWidth:width]; } } else { [column sizeToFit]; } } } } } -(void)setForegroundColor:(NSColor *)input { int z, count = (int)[tvcols count]; fgcolor = input; [fgcolor retain]; for(z=0;z<count;z++) { NSTableColumn *tableColumn = [tvcols objectAtIndex:z]; NSTextFieldCell *cell = [tableColumn dataCell]; [cell setTextColor:fgcolor]; } } -(void)doubleClicked:(id)sender { /* Handler for container class */ _event_handler(self, (NSEvent *)[self getRowTitle:(int)[self selectedRow]], 9); } -(void)keyUp:(NSEvent *)theEvent { if([[theEvent charactersIgnoringModifiers] characterAtIndex:0] == VK_RETURN) { _event_handler(self, (NSEvent *)[self getRowTitle:(int)[self selectedRow]], 9); } [super keyUp:theEvent]; } -(void)tableView:(NSTableView *)tableView didClickTableColumn:(NSTableColumn *)tableColumn { NSUInteger index = [tvcols indexOfObject:tableColumn]; /* Handler for column click class */ _event_handler(self, (NSEvent *)index, 17); } -(void)selectionChanged:(id)sender { /* Handler for container class */ _event_handler(self, (NSEvent *)[self getRowTitle:(int)[self selectedRow]], 12); /* Handler for listbox class */ _event_handler(self, DW_INT_TO_POINTER((int)[self selectedRow]), 11); } -(NSMenu *)menuForEvent:(NSEvent *)event { int row; NSPoint where = [self convertPoint:[event locationInWindow] fromView:nil]; row = (int)[self rowAtPoint:where]; _event_handler(self, (NSEvent *)[self getRowTitle:row], 10); return nil; } -(void)dealloc { UserData *root = userdata; _remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* Dive into the tree freeing all desired child nodes */ void _free_tree_recurse(NSMutableArray *node, NSMutableArray *item) { if(node && ([node isKindOfClass:[NSArray class]])) { int count = (int)[node count]; NSInteger index = -1; int z; if(item) index = [node indexOfObject:item]; for(z=0;z<count;z++) { NSMutableArray *pnt = [node objectAtIndex:z]; NSMutableArray *children = nil; if(pnt && [pnt isKindOfClass:[NSArray class]]) { children = (NSMutableArray *)[pnt objectAtIndex:3]; } if(z == index) { _free_tree_recurse(children, NULL); [node removeObjectAtIndex:z]; count = (int)[node count]; index = -1; z--; } else if(item == NULL) { NSString *oldstr = [pnt objectAtIndex:1]; [oldstr release]; _free_tree_recurse(children, item); } else _free_tree_recurse(children, item); } } if(!item) { [node release]; } } /* Subclass for a Tree type */ @interface DWTree : NSOutlineView #ifdef BUILDING_FOR_SNOW_LEOPARD <NSOutlineViewDataSource,NSOutlineViewDelegate> #endif { void *userdata; NSTableColumn *treecol; NSMutableArray *data; /* Each data item consists of a linked lists of tree item data. * NSImage *, NSString *, Item Data *, NSMutableArray * of Children */ id scrollview; NSColor *fgcolor; } -(id)outlineView:(NSOutlineView *)outlineView child:(int)index ofItem:(id)item; -(BOOL)outlineView:(NSOutlineView *)outlineView isItemExpandable:(id)item; -(int)outlineView:(NSOutlineView *)outlineView numberOfChildrenOfItem:(id)item; -(id)outlineView:(NSOutlineView *)outlineView objectValueForTableColumn:(NSTableColumn *)tableColumn byItem:(id)item; -(void)outlineView:(NSOutlineView *)outlineView willDisplayCell:(id)cell forTableColumn:(NSTableColumn *)tableColumn item:(id)item; -(BOOL)outlineView:(NSOutlineView *)outlineView shouldEditTableColumn:(NSTableColumn *)tableColumn item:(id)item; -(void)addTree:(NSMutableArray *)item and:(NSMutableArray *)parent after:(NSMutableArray *)after; -(void *)userdata; -(void)setUserdata:(void *)input; -(void)treeSelectionChanged:(id)sender; -(void)treeItemExpanded:(NSNotification *)notification; -(NSScrollView *)scrollview; -(void)setScrollview:(NSScrollView *)input; -(void)deleteNode:(NSMutableArray *)item; -(void)setForegroundColor:(NSColor *)input; -(void)clear; @end @implementation DWTree -(id)init { self = [super init]; if (self) { treecol = [[NSTableColumn alloc] init]; DWImageAndTextCell *browsercell = [[[DWImageAndTextCell alloc] init] autorelease]; [treecol setDataCell:browsercell]; [self addTableColumn:treecol]; [self setOutlineTableColumn:treecol]; [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(treeSelectionChanged:) name:NSOutlineViewSelectionDidChangeNotification object:self]; [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(treeItemExpanded:) name:NSOutlineViewItemDidExpandNotification object:self]; } return self; } -(id)outlineView:(NSOutlineView *)outlineView child:(int)index ofItem:(id)item { if(item) { NSMutableArray *array = [item objectAtIndex:3]; return ([array isKindOfClass:[NSNull class]]) ? nil : [array objectAtIndex:index]; } else { return [data objectAtIndex:index]; } } -(BOOL)outlineView:(NSOutlineView *)outlineView isItemExpandable:(id)item { return [self outlineView:outlineView numberOfChildrenOfItem:item] != 0; } -(int)outlineView:(NSOutlineView *)outlineView numberOfChildrenOfItem:(id)item { if(item) { if([item isKindOfClass:[NSMutableArray class]]) { NSMutableArray *array = [item objectAtIndex:3]; return ([array isKindOfClass:[NSNull class]]) ? 0 : (int)[array count]; } else { return 0; } } else { return data ? (int)[data count] : 0; } } -(id)outlineView:(NSOutlineView *)outlineView objectValueForTableColumn:(NSTableColumn *)tableColumn byItem:(id)item { if(item) { if([item isKindOfClass:[NSMutableArray class]]) { NSMutableArray *this = (NSMutableArray *)item; return [this objectAtIndex:1]; } else { return nil; } } return @"List Root"; } -(void)outlineView:(NSOutlineView *)outlineView willDisplayCell:(id)cell forTableColumn:(NSTableColumn *)tableColumn item:(id)item { if([cell isMemberOfClass:[DWImageAndTextCell class]]) { NSMutableArray *this = (NSMutableArray *)item; NSImage *img = [this objectAtIndex:0]; if([img isKindOfClass:[NSImage class]]) [(DWImageAndTextCell*)cell setImage:img]; } } -(BOOL)outlineView:(NSOutlineView *)outlineView shouldEditTableColumn:(NSTableColumn *)tableColumn item:(id)item { return NO; } -(void)addTree:(NSMutableArray *)item and:(NSMutableArray *)parent after:(NSMutableArray *)after { NSMutableArray *children = data; if(parent) { children = [parent objectAtIndex:3]; if([children isKindOfClass:[NSNull class]]) { children = [[[NSMutableArray alloc] init] retain]; [parent replaceObjectAtIndex:3 withObject:children]; } } else { if(!data) { children = data = [[[NSMutableArray alloc] init] retain]; } } if(after) { NSInteger index = [children indexOfObject:after]; int count = (int)[children count]; if(index != NSNotFound && (index+1) < count) [children insertObject:item atIndex:(index+1)]; else [children addObject:item]; } else { [children addObject:item]; } } -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(void)treeSelectionChanged:(id)sender { /* Handler for tree class */ id item = [self itemAtRow:[self selectedRow]]; if(item) { _event_handler(self, (void *)item, 12); } } -(void)treeItemExpanded:(NSNotification *)notification { id item = [[notification userInfo ] objectForKey: @"NSObject"]; if(item) { _event_handler(self, (void *)item, 16); } } -(NSMenu *)menuForEvent:(NSEvent *)event { int row; NSPoint where = [self convertPoint:[event locationInWindow] fromView:nil]; row = (int)[self rowAtPoint:where]; id item = [self itemAtRow:row]; _event_handler(self, (NSEvent *)item, 10); return nil; } -(NSScrollView *)scrollview { return scrollview; } -(void)setScrollview:(NSScrollView *)input { scrollview = input; } -(void)deleteNode:(NSMutableArray *)item { _free_tree_recurse(data, item); } -(void)setForegroundColor:(NSColor *)input { NSTextFieldCell *cell = [treecol dataCell]; fgcolor = input; [fgcolor retain]; [cell setTextColor:fgcolor]; } -(void)clear { NSMutableArray *toclear = data; data = nil; _free_tree_recurse(toclear, NULL); [self reloadData]; } -(void)dealloc { UserData *root = userdata; _remove_userdata(&root, NULL, TRUE); _free_tree_recurse(data, NULL); [treecol release]; dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* Subclass for a Calendar type */ @interface DWCalendar : NSDatePicker { 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; _remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [super dealloc]; } @end /* Subclass for a Combobox type */ @interface DWComboBox : NSComboBox #ifdef BUILDING_FOR_SNOW_LEOPARD <NSComboBoxDelegate> #endif { void *userdata; id clickDefault; } -(void *)userdata; -(void)setUserdata:(void *)input; -(void)comboBoxSelectionDidChange:(NSNotification *)not; -(void)setClickDefault:(id)input; @end @implementation DWComboBox -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(void)comboBoxSelectionDidChange:(NSNotification *)not { _event_handler(self, (void *)[self indexOfSelectedItem], 11); } -(void)setClickDefault:(id)input { clickDefault = input; } -(void)keyUp:(NSEvent *)theEvent { if(clickDefault && [[theEvent charactersIgnoringModifiers] characterAtIndex:0] == VK_RETURN) { [[self window] makeFirstResponder:clickDefault]; } else { [super keyUp:theEvent]; } } -(void)dealloc { UserData *root = userdata; _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 : NSStepper { id textfield; id parent; } -(void)setTextfield:(id)input; -(id)textfield; -(void)setParent:(id)input; -(id)parent; -(void)mouseDown:(NSEvent *)event; -(void)mouseUp:(NSEvent *)event; @end @implementation DWStepper -(void)setTextfield:(id)input { textfield = input; } -(id)textfield { return textfield; } -(void)setParent:(id)input { parent = input; } -(id)parent { return parent; } -(void)mouseDown:(NSEvent *)event { [super mouseDown:event]; if([[NSApp currentEvent] type] == NSLeftMouseUp) [self mouseUp:event]; } -(void)mouseUp:(NSEvent *)event { [textfield takeIntValueFrom:self]; _event_handler(parent, (void *)[self integerValue], 14); } @end /* Subclass for a Spinbutton type */ @interface DWSpinButton : NSView #ifdef BUILDING_FOR_SNOW_LEOPARD <NSTextFieldDelegate> #endif { void *userdata; NSTextField *textfield; DWStepper *stepper; id clickDefault; } -(id)init; -(void *)userdata; -(void)setUserdata:(void *)input; -(NSTextField *)textfield; -(NSStepper *)stepper; -(void)controlTextDidChange:(NSNotification *)aNotification; -(void)setClickDefault:(id)input; @end @implementation DWSpinButton -(id)init { self = [super init]; if(self) { textfield = [[[NSTextField alloc] init] autorelease]; [self addSubview:textfield]; stepper = [[[DWStepper alloc] init] autorelease]; [self addSubview:stepper]; [stepper setParent:self]; [stepper setTextfield:textfield]; [textfield takeIntValueFrom:stepper]; [textfield setDelegate:self]; } return self; } -(void *)userdata { return userdata; } -(void)setUserdata:(void *)input { userdata = input; } -(NSTextField *)textfield { return textfield; } -(NSStepper *)stepper { return stepper; } -(void)controlTextDidChange:(NSNotification *)aNotification { [stepper takeIntValueFrom:textfield]; [textfield takeIntValueFrom:stepper]; _event_handler(self, (void *)[stepper integerValue], 14); } -(void)setClickDefault:(id)input { clickDefault = input; } -(void)keyUp:(NSEvent *)theEvent { if(clickDefault && [[theEvent charactersIgnoringModifiers] characterAtIndex:0] == VK_RETURN) { [[self window] makeFirstResponder:clickDefault]; } else { [super keyUp:theEvent]; } } -(void)performClick:(id)sender { [textfield performClick:sender]; } -(void)dealloc { UserData *root = userdata; _remove_userdata(&root, NULL, TRUE); dw_signal_disconnect_by_window(self); [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 _new_signal(ULONG message, HWND window, int msgid, void *signalfunction, void *data) { SignalHandler *new = malloc(sizeof(SignalHandler)); new->message = message; new->window = window; new->id = msgid; new->signalfunction = signalfunction; new->data = data; new->next = NULL; if (!Root) Root = new; else { SignalHandler *prev = NULL, *tmp = Root; 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 Root = new; } } /* Finds the message number for a given signal name */ ULONG _findsigmessage(char *signame) { int z; for(z=0;z<SIGNALMAX;z++) { if(strcasecmp(signame, SignalTranslate[z].name) == 0) return SignalTranslate[z].message; } return 0L; } unsigned long _foreground = 0xAAAAAA, _background = 0; void _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 == TYPEBOX) { Box *tmp = [handle box]; if(tmp) { _handle_resize_events(tmp); } } else { if([handle isMemberOfClass:[DWRender class]]) { DWRender *render = (DWRender *)handle; NSSize oldsize = [render size]; NSSize newsize = [render frame].size; NSWindow *window = [render window]; if([window preferredBackingLocation] != NSWindowBackingLocationVideoMemory) { [window setPreferredBackingLocation:NSWindowBackingLocationVideoMemory]; } /* Eliminate duplicate configure requests */ if(oldsize.width != newsize.width || oldsize.height != newsize.height) { if(newsize.width > 0 && newsize.height > 0) { [render setSize:newsize]; _event_handler(handle, nil, 1); } } } /* Special handling for notebook controls */ else if([handle isMemberOfClass:[DWNotebook class]]) { DWNotebook *notebook = (DWNotebook *)handle; DWNotebookPage *notepage = (DWNotebookPage *)[notebook selectedTabViewItem]; id view = [notepage view]; if(view != nil) { Box *box = [view box]; _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; DWBox *contentbox = [scrollbox documentView]; Box *thisbox = [contentbox box]; /* Get the required space for the box */ _handle_resize_events(thisbox); } } } } /* This function calculates how much space the widgets and boxes require * and does expansion as necessary. */ static void _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; /* Handle special groupbox case */ if(thisbox->grouphwnd) { /* Only calculate the size on the first pass... * use the cached values on second. */ if(pass == 1) { DWGroupBox *groupbox = thisbox->grouphwnd; NSSize borderSize = [groupbox borderSize]; NSRect titleRect; if(borderSize.width == 0 || borderSize.height == 0) { borderSize = [groupbox initBorder]; } /* Get the title size for a more accurate groupbox padding size */ titleRect = [groupbox titleRect]; thisbox->grouppadx = borderSize.width; thisbox->grouppady = borderSize.height + titleRect.size.height; } thisbox->minwidth += thisbox->grouppadx; thisbox->usedpadx += thisbox->grouppadx; thisbox->minheight += thisbox->grouppady; thisbox->usedpady += thisbox->grouppady; } /* 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 == TYPEBOX) { id box = thisbox->items[z].hwnd; Box *tmp = [box box]; if(tmp) { /* On the first pass calculate the box contents */ if(pass == 1) { (*depth)++; /* Save the newly calculated values on the box */ _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 != SIZEEXPAND) { if(itemwidth > upxmax) upxmax = itemwidth; } else { if(itempad > upxmax) upxmax = itempad; } thisbox->minheight += itemheight; if(thisbox->items[z].vsize != SIZEEXPAND) thisbox->usedpady += itemheight; else thisbox->usedpady += itempad; } else { if(itemheight > uymax) uymax = itemheight; if(thisbox->items[z].vsize != SIZEEXPAND) { if(itemheight > upymax) upymax = itemheight; } else { if(itempad > upymax) upymax = itempad; } thisbox->minwidth += itemwidth; if(thisbox->items[z].hsize != SIZEEXPAND) 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 == SIZEEXPAND) { 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 == SIZEEXPAND) { 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; NSView *handle = thisbox->items[z].hwnd; NSPoint point; NSSize size; point.x = currentx + pad; point.y = currenty + pad; size.width = width; size.height = height; [handle setFrameOrigin:point]; [handle setFrameSize:size]; /* After placing a box... place its components */ if(thisbox->items[z].type == TYPEBOX) { id box = thisbox->items[z].hwnd; Box *tmp = [box box]; if(tmp) { (*depth)++; _resize_box(tmp, depth, width, height, pass); (*depth)--; } } /* Special handling for notebook controls */ if([handle isMemberOfClass:[DWNotebook class]]) { DWNotebook *notebook = (DWNotebook *)handle; DWNotebookPage *notepage = (DWNotebookPage *)[notebook selectedTabViewItem]; id view = [notepage view]; if(view != nil) { Box *box = [view box]; NSSize size = [view frame].size; _do_resize(box, size.width, size.height); _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; DWBox *contentbox = [scrollbox documentView]; Box *thisbox = [contentbox box]; NSSize contentsize = [scrollbox contentSize]; /* Get the required space for the box */ _resize_box(thisbox, &depth, x, y, 1); if(contentsize.width < thisbox->minwidth) { contentsize.width = thisbox->minwidth; } if(contentsize.height < thisbox->minheight) { contentsize.height = thisbox->minheight; } [contentbox setFrameSize:contentsize]; /* Layout the content of the scrollbox */ _do_resize(thisbox, contentsize.width, contentsize.height); _handle_resize_events(thisbox); } /* Special handling for spinbutton controls */ else if([handle isMemberOfClass:[DWSpinButton class]]) { DWSpinButton *spinbutton = (DWSpinButton *)handle; NSTextField *textfield = [spinbutton textfield]; NSStepper *stepper = [spinbutton stepper]; [textfield setFrameOrigin:NSMakePoint(0,0)]; [textfield setFrameSize:NSMakeSize(size.width-20,size.height)]; [stepper setFrameOrigin:NSMakePoint(size.width-20,0)]; [stepper setFrameSize:NSMakeSize(20,size.height)]; } else if([handle isMemberOfClass:[DWSplitBar class]]) { DWSplitBar *split = (DWSplitBar *)handle; DWWindow *window = (DWWindow *)[split window]; float percent = [split percent]; if(percent > 0 && size.width > 20 && size.height > 20) { dw_splitbar_set(handle, percent); [split setPercent:0]; } else if([window redraw]) { [split splitViewDidResizeSubviews:nil]; } } /* 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 _do_resize(Box *thisbox, int x, int y) { if(x > 0 && y > 0) { if(thisbox) { int depth = 0; /* Calculate space requirements */ _resize_box(thisbox, &depth, x, y, 1); /* Finally place all the boxes and controls */ _resize_box(thisbox, &depth, x, y, 2); } } } NSMenu *_generate_main_menu() { NSString *applicationName = nil; /* This only works on 10.6 so we have a backup method */ #ifdef BUILDING_FOR_SNOW_LEOPARD applicationName = [[NSRunningApplication currentApplication] localizedName]; #endif if(applicationName == nil) { applicationName = [[NSProcessInfo processInfo] processName]; } /* Create the main menu */ NSMenu * mainMenu = [[[NSMenu alloc] initWithTitle:@"MainMenu"] autorelease]; NSMenuItem * mitem = [mainMenu addItemWithTitle:@"Apple" action:NULL keyEquivalent:@""]; NSMenu * menu = [[[NSMenu alloc] initWithTitle:@"Apple"] autorelease]; [DWApp performSelector:@selector(setAppleMenu:) withObject:menu]; /* Setup the Application menu */ NSMenuItem * item = [menu addItemWithTitle:[NSString stringWithFormat:@"%@ %@", NSLocalizedString(@"About", nil), applicationName] action:@selector(orderFrontStandardAboutPanel:) keyEquivalent:@""]; [item setTarget:DWApp]; [menu addItem:[NSMenuItem separatorItem]]; item = [menu addItemWithTitle:NSLocalizedString(@"Services", nil) action:NULL keyEquivalent:@""]; NSMenu * servicesMenu = [[[NSMenu alloc] initWithTitle:@"Services"] autorelease]; [menu setSubmenu:servicesMenu forItem:item]; [DWApp setServicesMenu:servicesMenu]; [menu addItem:[NSMenuItem separatorItem]]; item = [menu addItemWithTitle:[NSString stringWithFormat:@"%@ %@", NSLocalizedString(@"Hide", nil), applicationName] action:@selector(hide:) keyEquivalent:@"h"]; [item setTarget:DWApp]; item = [menu addItemWithTitle:NSLocalizedString(@"Hide Others", nil) action:@selector(hideOtherApplications:) keyEquivalent:@"h"]; [item setKeyEquivalentModifierMask:NSCommandKeyMask | NSAlternateKeyMask]; [item setTarget:DWApp]; item = [menu addItemWithTitle:NSLocalizedString(@"Show All", nil) action:@selector(unhideAllApplications:) keyEquivalent:@""]; [item setTarget:DWApp]; [menu addItem:[NSMenuItem separatorItem]]; item = [menu addItemWithTitle:[NSString stringWithFormat:@"%@ %@", NSLocalizedString(@"Quit", nil), applicationName] action:@selector(terminate:) keyEquivalent:@"q"]; [item setTarget:DWApp]; [mainMenu setSubmenu:menu forItem:mitem]; return mainMenu; } /* * Runs a message loop for Dynamic Windows. */ void API dw_main(void) { dw_mutex_lock(DWRunMutex); DWThread = dw_thread_id(); /* Make sure any queued redraws are handled */ _dw_redraw(0, FALSE); [DWApp run]; DWThread = (DWTID)-1; dw_mutex_unlock(DWRunMutex); } /* * Causes running dw_main() to return. */ void API dw_main_quit(void) { [DWApp stop:nil]; _dw_wakeup_app(); } /* * 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) { dw_mutex_lock(DWRunMutex); DWThread = curr; } /* Process any pending events */ while(_dw_main_iteration(until)) { /* Just loop */ } if(orig == (DWTID)-1) { DWThread = orig; dw_mutex_unlock(DWRunMutex); } } else { usleep(milliseconds * 1000); } } /* Internal version that doesn't lock the run mutex */ int _dw_main_iteration(NSDate *date) { NSEvent *event = [DWApp nextEventMatchingMask:NSAnyEventMask untilDate:date inMode:NSDefaultRunLoopMode dequeue:YES]; if(event) { [DWApp sendEvent:event]; [DWApp updateWindows]; return 1; } return 0; } /* * Processes a single message iteration and returns. */ void API dw_main_iteration(void) { DWTID curr = pthread_self(); if(DWThread == (DWTID)-1) { dw_mutex_lock(DWRunMutex); DWThread = curr; _dw_main_iteration([NSDate distantPast]); DWThread = (DWTID)-1; dw_mutex_unlock(DWRunMutex); } else if(DWThread == curr) { _dw_main_iteration([NSDate distantPast]); } } /* * 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) { #if !defined(GARBAGE_COLLECT) pool = pthread_getspecific(_dw_pool_key); [pool drain]; #endif 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]) { char *home = getenv("HOME"); if(home) 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; } /* * Displays a debug message on the console... * Parameters: * format: printf style format string. * ...: Additional variables for use in the format. */ void API dw_debug(char *format, ...) { va_list args; char outbuf[1025] = {0}; va_start(args, format); vsnprintf(outbuf, 1024, format, args); va_end(args); NSLog(@"%s", outbuf); } /* * 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(char *title, int flags, char *format, ...) { int iResponse; NSString *button1 = @"OK"; NSString *button2 = nil; NSString *button3 = nil; va_list args; char outbuf[1025] = {0}; va_start(args, format); vsnprintf(outbuf, 1024, format, args); va_end(args); 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"; } if(flags & DW_MB_ERROR) { iResponse = (int) NSRunCriticalAlertPanel([ NSString stringWithUTF8String:title ], [ NSString stringWithUTF8String:outbuf ], button1, button2, button3); } else if(flags & DW_MB_INFORMATION) { iResponse = (int) NSRunInformationalAlertPanel([ NSString stringWithUTF8String:title ], [ NSString stringWithUTF8String:outbuf ], button1, button2, button3); } else { iResponse = (int) NSRunAlertPanel([ NSString stringWithUTF8String:title ], [ NSString stringWithUTF8String:outbuf ], button1, button2, button3); } switch(iResponse) { case NSAlertDefaultReturn: /* user pressed OK */ if(flags & DW_MB_YESNO || flags & DW_MB_YESNOCANCEL) { return DW_MB_RETURN_YES; } return DW_MB_RETURN_OK; case NSAlertAlternateReturn: /* user pressed Cancel */ if(flags & DW_MB_OKCANCEL) { return DW_MB_RETURN_CANCEL; } return DW_MB_RETURN_NO; case NSAlertOtherReturn: /* user pressed the third button */ return DW_MB_RETURN_CANCEL; case NSAlertErrorReturn: /* an error occurred */ break; } 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(char *title, char *defpath, char *ext, int flags) { char temp[PATH_MAX+1]; char *file = NULL, *path = NULL; DW_LOCAL_POOL_IN; /* Figure out path information... * These functions are only support in Snow Leopard and later... */ if(defpath && DWOSMinor > 5) { struct stat buf; /* Get an absolute path */ if(!realpath(defpath, temp)) strcpy(temp, defpath); /* Check if the defpath exists */ if(stat(temp, &buf) == 0) { /* Can be a directory or file */ if(buf.st_mode & S_IFDIR) path = temp; else file = temp; } /* If it wasn't a directory... check if there is a path */ if(!path && strchr(temp, '/')) { unsigned long x = strlen(temp) - 1; /* Trim off the filename */ while(x > 0 && temp[x] != '/') { x--; } if(temp[x] == '/') { temp[x] = 0; /* Check to make sure the trimmed piece is a directory */ if(stat(temp, &buf) == 0) { if(buf.st_mode & S_IFDIR) { /* We now have it split */ path = temp; file = &temp[x+1]; } } } } } if(flags == DW_FILE_OPEN || flags == DW_DIRECTORY_OPEN) { /* Create the File Open Dialog class. */ NSOpenPanel* openDlg = [NSOpenPanel openPanel]; if(path) [openDlg setDirectoryURL:[NSURL fileURLWithPath:[NSString stringWithUTF8String:path]]]; /* Enable the selection of files in the dialog. */ if(flags == DW_FILE_OPEN) { [openDlg setCanChooseFiles:YES]; [openDlg setCanChooseDirectories:NO]; } else { [openDlg setCanChooseFiles:NO]; [openDlg setCanChooseDirectories:YES]; } /* Handle file types */ if(ext) { NSArray* fileTypes = [[[NSArray alloc] initWithObjects:[NSString stringWithUTF8String:ext], nil] autorelease]; [openDlg setAllowedFileTypes:fileTypes]; } /* Disable multiple selection */ [openDlg setAllowsMultipleSelection:NO]; /* Display the dialog. If the OK button was pressed, * process the files. */ if([openDlg runModal] == NSOKButton) { /* Get an array containing the full filenames of all * files and directories selected. */ NSArray *files = [openDlg URLs]; NSString *fileName = [[files objectAtIndex:0] path]; if(fileName) { char *ret = strdup([ fileName UTF8String ]); DW_LOCAL_POOL_OUT; return ret; } } } else { /* Create the File Save Dialog class. */ NSSavePanel* saveDlg = [NSSavePanel savePanel]; if(path) [saveDlg setDirectoryURL:[NSURL fileURLWithPath:[NSString stringWithUTF8String:path]]]; if(file) [saveDlg setNameFieldStringValue:[NSString stringWithUTF8String:file]]; /* Enable the creation of directories in the dialog. */ [saveDlg setCanCreateDirectories:YES]; /* Handle file types */ if(ext) { NSArray* fileTypes = [[[NSArray alloc] initWithObjects:[NSString stringWithUTF8String:ext], nil] autorelease]; [saveDlg setAllowedFileTypes:fileTypes]; } /* Display the dialog. If the OK button was pressed, * process the files. */ if([saveDlg runModal] == NSFileHandlingPanelOKButton) { /* Get an array containing the full filenames of all * files and directories selected. */ NSString* fileName = [[saveDlg URL] path]; if(fileName) { char *ret = strdup([ fileName UTF8String ]); DW_LOCAL_POOL_OUT; return ret; } } } DW_LOCAL_POOL_OUT; return NULL; } /* * 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() { NSPasteboard *pasteboard = [NSPasteboard generalPasteboard]; NSString *str = [pasteboard stringForType:NSStringPboardType]; 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( char *str, int len) { NSPasteboard *pasteboard = [NSPasteboard generalPasteboard]; /* Only in Snow Leopard */ if(DWOSMinor > 5) { [pasteboard clearContents]; } [pasteboard setString:[ NSString stringWithUTF8String:str ] forType:NSStringPboardType]; } /* * 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; 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. */ HWND API dw_box_new(int type, int pad) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWBox *view = [[DWBox alloc] init]; Box *newbox = [view box]; memset(newbox, 0, sizeof(Box)); newbox->pad = pad; newbox->type = type; DW_MUTEX_UNLOCK; return 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, char *title) { NSBox *groupbox = [[DWGroupBox alloc] init]; DWBox *thisbox = dw_box_new(type, pad); Box *box = [thisbox box]; [groupbox setBorderType:NSBezelBorder]; [groupbox setTitle:[NSString stringWithUTF8String:title]]; box->grouphwnd = groupbox; [groupbox setContentView:thisbox]; [thisbox autorelease]; return groupbox; } /* * 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. */ HWND API dw_scrollbox_new( int type, int pad ) { DWScrollBox *scrollbox = [[DWScrollBox alloc] init]; 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 setHasVerticalScroller:YES]; [scrollbox setHasHorizontalScroller:YES]; [scrollbox setBorderType:NSNoBorder]; [scrollbox setDrawsBackground:NO]; [scrollbox setBox:box]; [scrollbox setDocumentView:tmpbox]; [tmpbox autorelease]; return 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. */ int API dw_scrollbox_get_pos(HWND handle, int orient) { DWScrollBox *scrollbox = handle; NSView *view = [scrollbox documentView]; NSSize contentsize = [scrollbox contentSize]; NSScroller *scrollbar; int range = 0; int val = 0; if(orient == DW_VERT) { scrollbar = [scrollbox verticalScroller]; range = [view bounds].size.height - contentsize.height; } else { scrollbar = [scrollbox horizontalScroller]; range = [view bounds].size.width - contentsize.width; } if(range > 0) { val = [scrollbar floatValue] * range; } return 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. */ int API dw_scrollbox_get_range(HWND handle, int orient) { DWScrollBox *scrollbox = handle; NSView *view = [scrollbox documentView]; int range = 0; if(orient == DW_VERT) { range = [view bounds].size.height; } else { range = [view bounds].size.width; } return range; } /* 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 _control_size(id handle, int *width, int *height) { int thiswidth = 1, thisheight = 1, extrawidth = 0, extraheight = 0; NSString *nsstr = nil; id object = handle; if([object isMemberOfClass:[ DWSpinButton class]]) object = [object textfield]; /* Handle all the different button types */ if([ object isKindOfClass:[ NSButton class ] ]) { switch([object buttonType]) { case NSSwitchButton: case NSRadioButton: extrawidth = 24; extraheight = 4; nsstr = [object title]; break; default: { NSImage *image = [object image]; if(image) { /* Image button */ NSSize size = [image size]; thiswidth = (int)size.width; thisheight = (int)size.height; if([object isBordered]) { extrawidth = 4; extraheight = 4; } } else { /* Text button */ nsstr = [object title]; if([object isBordered]) { extrawidth = 30; extraheight = 8; } else { extrawidth = 8; extraheight = 4; } } break; } } } /* If the control is an entryfield set width to 150 */ else if([object isKindOfClass:[ NSTextField class ]] && [object isEditable]) { NSFont *font = [object font]; /* Spinbuttons don't need to be as wide */ if([object isMemberOfClass:[ DWSpinButton class]]) thiswidth = 50; else thiswidth = 150; if(font) thisheight = (int)[font boundingRectForFont].size.height; /* Spinbuttons don't need to be as wide */ if([object isMemberOfClass:[ DWComboBox class]]) extraheight = 4; } /* Handle the ranged widgets */ else if([ object isMemberOfClass:[DWPercent class] ] || [ object isMemberOfClass:[DWSlider class] ]) { thiswidth = 100; thisheight = 20; } /* Handle the ranged widgets */ else if([ object isMemberOfClass:[DWScrollbar class] ]) { if([object vertical]) { thiswidth = 14; thisheight = 100; } else { thiswidth = 100; thisheight = 14; } } /* Handle bitmap size */ else if([ object isMemberOfClass:[NSImageView class] ]) { NSImage *image = [object image]; if(image) { NSSize size = [image size]; thiswidth = (int)size.width; thisheight = (int)size.height; } } /* Handle calendar */ else if([ object isMemberOfClass:[DWCalendar class] ]) { NSCell *cell = [object cell]; if(cell) { NSSize size = [cell cellSize]; thiswidth = size.width; thisheight = size.height; } } /* MLE and Container */ else if([ object isMemberOfClass:[DWMLE class] ] || [ object isMemberOfClass:[DWContainer class] ]) { NSSize size; if([ object isMemberOfClass:[DWMLE class] ]) { NSScrollView *sv = [object scrollview]; NSSize frame = [sv frame].size; BOOL hscroll = [sv hasHorizontalScroller]; /* Make sure word wrap is off for the first part */ if(!hscroll) { [[object textContainer] setWidthTracksTextView:NO]; [[object textContainer] setContainerSize:[object maxSize]]; [object setHorizontallyResizable:YES]; [sv setHasHorizontalScroller:YES]; } /* Size the text view to fit */ [object sizeToFit]; size = [object bounds].size; size.width += 2.0; size.height += 2.0; /* Re-enable word wrapping if it was on */ if(!hscroll) { [[object textContainer] setWidthTracksTextView:YES]; [sv setHasHorizontalScroller:NO]; /* If the un wrapped it is beyond the bounds... */ if(size.width > _DW_SCROLLED_MAX_WIDTH) { NSSize max = [object maxSize]; /* Set the max size to the limit */ [object setMaxSize:NSMakeSize(_DW_SCROLLED_MAX_WIDTH, max.height)]; /* Recalculate the size */ [object sizeToFit]; size = [object bounds].size; size.width += 2.0; size.height += 2.0; [object setMaxSize:max]; } } [sv setFrameSize:frame]; /* Take into account the horizontal scrollbar */ if(hscroll && size.width > _DW_SCROLLED_MAX_WIDTH) size.height += 16.0; } 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; } /* Tree */ else if([ object isMemberOfClass:[DWTree class] ]) { thiswidth = (int)((_DW_SCROLLED_MAX_WIDTH + _DW_SCROLLED_MIN_WIDTH)/2); thisheight = (int)((_DW_SCROLLED_MAX_HEIGHT + _DW_SCROLLED_MIN_HEIGHT)/2); } /* Any other control type */ else if([ object isKindOfClass:[ NSControl class ] ]) nsstr = [object stringValue]; /* If we have a string... * calculate the size with the current font. */ if(nsstr && [nsstr length]) dw_font_text_extents_get(object, NULL, (char *)[nsstr UTF8String], &thiswidth, &thisheight); /* Handle static text fields */ if([object isKindOfClass:[ NSTextField class ]] && ![object isEditable]) { /* Handle status bar field */ if([object isBordered] || (DWOSMinor > 5 && [object isBezeled])) { extrawidth = 12; extraheight = 4; } else extrawidth = 10; } /* 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) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; 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:[ NSWindow class ] ]) { NSWindow *window = box; view = [window contentView]; } else if([ object isMemberOfClass:[ DWScrollBox class ] ]) { DWScrollBox *scrollbox = box; view = [scrollbox box]; } thisbox = [view box]; thisitem = thisbox->items; object = item; /* Query the objects */ if([ object isMemberOfClass:[ DWContainer class ] ] || [ object isMemberOfClass:[ DWTree class ] ] || [ object isMemberOfClass:[ DWMLE class ] ]) { this = item = [object scrollview]; } /* Do some sanity bounds checking */ if(index < 0) index = 0; if(index > thisbox->count) index = thisbox->count; /* Duplicate the existing data */ tmpitem = malloc(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]] || [object isMemberOfClass:[DWGroupBox class]]) tmpitem[index].type = TYPEBOX; 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 = TYPEITEM; } 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 ? SIZEEXPAND : SIZESTATIC; tmpitem[index].vsize = vsize ? SIZEEXPAND : SIZESTATIC; /* If either of the parameters are -1 ... calculate the size */ if(width == -1 || height == -1) _control_size(object, width == -1 ? &tmpitem[index].width : NULL, height == -1 ? &tmpitem[index].height : NULL); thisbox->items = tmpitem; /* Update the item count */ thisbox->count++; /* Add the item to the box */ [view addSubview:this]; /* Enable autorelease on the item... * so it will get destroyed when the parent is. */ [this autorelease]; /* 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([object window], TRUE); /* Free the old data */ if(thisbox->count) free(thisitem); DW_MUTEX_UNLOCK; } /* * 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 be back. * 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. */ void API dw_box_pack_at_index(HWND box, HWND item, int index, int width, int height, int hsize, int vsize, int pad) { _dw_box_pack(box, item, index, width, height, hsize, vsize, pad, "dw_box_pack_at_index()"); } /* * 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 be back. * 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. */ void API dw_box_pack_start(HWND box, HWND item, int width, int height, int hsize, int vsize, int pad) { /* 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()"); } /* * 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 be back. * 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. */ void API dw_box_pack_end(HWND box, HWND item, int width, int height, int hsize, int vsize, int pad) { _dw_box_pack(box, item, 0, width, height, hsize, vsize, pad, "dw_box_pack_end()"); } HWND _button_new(char *text, ULONG cid) { DWButton *button = [[DWButton alloc] init]; if(text) { [button setTitle:[ NSString stringWithUTF8String:text ]]; } [button setTarget:button]; [button setAction:@selector(buttonClicked:)]; [button setTag:cid]; [button setButtonType:NSMomentaryPushInButton]; [button setBezelStyle:NSThickerSquareBezelStyle]; /* TODO: Reenable scaling in the future if it is possible on other platforms. [[button cell] setImageScaling:NSImageScaleProportionallyDown]; */ if(DWDefaultFont) { [[button cell] 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. */ HWND API dw_button_new(char *text, ULONG cid) { DWButton *button = _button_new(text, cid); [button setButtonType:NSMomentaryPushInButton]; [button setBezelStyle:NSRoundedBezelStyle]; [button setImagePosition:NSNoImage]; [button setAlignment:NSCenterTextAlignment]; [[button cell] setControlTint:NSBlueControlTint]; return 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. */ HWND API dw_entryfield_new(char *text, ULONG cid) { DWEntryField *entry = [[DWEntryField alloc] init]; [entry setStringValue:[ NSString stringWithUTF8String:text ]]; [entry setTag:cid]; return 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. */ HWND API dw_entryfield_password_new(char *text, ULONG cid) { DWEntryFieldPassword *entry = [[DWEntryFieldPassword alloc] init]; [entry setStringValue:[ NSString stringWithUTF8String:text ]]; [entry setTag:cid]; return entry; } /* * Sets the entryfield character limit. * Parameters: * handle: Handle to the spinbutton to be set. * limit: Number of characters the entryfield will take. */ void API dw_entryfield_set_limit(HWND handle, ULONG limit) { DWEntryField *entry = handle; DWEntryFieldFormatter *formatter = [[[DWEntryFieldFormatter alloc] init] autorelease]; [formatter setMaximumLength:(int)limit]; [[entry cell] setFormatter:formatter]; } /* * 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. */ HWND API dw_bitmapbutton_new(char *text, ULONG resid) { NSBundle *bundle = [NSBundle mainBundle]; NSString *respath = [bundle resourcePath]; NSString *filepath = [respath stringByAppendingFormat:@"/%u.png", resid]; NSImage *image = [[NSImage alloc] initWithContentsOfFile:filepath]; DWButton *button = _button_new("", resid); if(image) { [button setImage:image]; } if(text) [button setToolTip:[NSString stringWithUTF8String:text]]; [image release]; return 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) */ HWND API dw_bitmapbutton_new_from_file(char *text, unsigned long cid, char *filename) { char *ext = _dw_get_image_extension( filename ); NSString *nstr = [ NSString stringWithUTF8String:filename ]; NSImage *image = [[NSImage alloc] initWithContentsOfFile:nstr]; if(!image && ext) { nstr = [nstr stringByAppendingString: [NSString stringWithUTF8String:ext]]; image = [[NSImage alloc] initWithContentsOfFile:nstr]; } DWButton *button = _button_new("", cid); if(image) { [button setImage:image]; } if(text) [button setToolTip:[NSString stringWithUTF8String:text]]; [image release]; return 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 */ HWND API dw_bitmapbutton_new_from_data(char *text, unsigned long cid, char *data, int len) { NSData *thisdata = [NSData dataWithBytes:data length:len]; NSImage *image = [[NSImage alloc] initWithData:thisdata]; DWButton *button = _button_new("", cid); if(image) { [button setImage:image]; } if(text) [button setToolTip:[NSString stringWithUTF8String:text]]; [image release]; return 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. */ HWND API dw_spinbutton_new(char *text, ULONG cid) { DWSpinButton *spinbutton = [[DWSpinButton alloc] init]; NSStepper *stepper = [spinbutton stepper]; NSTextField *textfield = [spinbutton textfield]; [stepper setIncrement:1]; [stepper setTag:cid]; [stepper setMinValue:-65536]; [stepper setMaxValue:65536]; [stepper setIntValue:atoi(text)]; [textfield takeIntValueFrom:stepper]; return spinbutton; } /* * Sets the spinbutton value. * Parameters: * handle: Handle to the spinbutton to be set. * position: Current value of the spinbutton. */ void API dw_spinbutton_set_pos(HWND handle, long position) { DWSpinButton *spinbutton = handle; NSStepper *stepper = [spinbutton stepper]; NSTextField *textfield = [spinbutton textfield]; [stepper setIntValue:(int)position]; [textfield takeIntValueFrom:stepper]; } /* * Sets the spinbutton limits. * Parameters: * handle: Handle to the spinbutton to be set. * upper: Upper limit. * lower: Lower limit. */ void API dw_spinbutton_set_limits(HWND handle, long upper, long lower) { DWSpinButton *spinbutton = handle; NSStepper *stepper = [spinbutton stepper]; [stepper setMinValue:(double)lower]; [stepper setMaxValue:(double)upper]; } /* * Returns the current value of the spinbutton. * Parameters: * handle: Handle to the spinbutton to be queried. */ long API dw_spinbutton_get_pos(HWND handle) { DWSpinButton *spinbutton = handle; NSStepper *stepper = [spinbutton stepper]; return (long)[stepper integerValue]; } /* * 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. */ HWND API dw_radiobutton_new(char *text, ULONG cid) { DWButton *button = _button_new(text, cid); [button setButtonType:NSRadioButton]; return 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. */ HWND API dw_slider_new(int vertical, int increments, ULONG cid) { DWSlider *slider = [[DWSlider alloc] init]; [slider setMaxValue:(double)increments]; [slider setMinValue:0]; [slider setContinuous:YES]; [slider setTarget:slider]; [slider setAction:@selector(sliderChanged:)]; [slider setTag:cid]; return 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 doubleValue]; 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 setDoubleValue:(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. */ HWND API dw_scrollbar_new(int vertical, ULONG cid) { DWScrollbar *scrollbar; if(vertical) { scrollbar = [[DWScrollbar alloc] init]; [scrollbar setVertical:YES]; } else { scrollbar = [[DWScrollbar alloc] initWithFrame:NSMakeRect(0,0,100,5)]; } [scrollbar setArrowsPosition:NSScrollerArrowsDefaultSetting]; [scrollbar setTarget:scrollbar]; [scrollbar setAction:@selector(changed:)]; [scrollbar setRange:0.0 andVisible:0.0]; [scrollbar setKnobProportion:1.0]; [scrollbar setTarget:scrollbar]; [scrollbar setAction:@selector(scrollerChanged:)]; [scrollbar setTag:cid]; [scrollbar setEnabled:YES]; return scrollbar; } /* * Returns the position of the scrollbar. * Parameters: * handle: Handle to the scrollbar to be queried. */ unsigned int API dw_scrollbar_get_pos(HWND handle) { DWScrollbar *scrollbar = handle; float range = [scrollbar range]; float fresult = [scrollbar doubleValue] * range; return (int)fresult; } /* * 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) { DWScrollbar *scrollbar = handle; double range = [scrollbar range]; double visible = [scrollbar visible]; double newpos = (double)position/(range-visible); [scrollbar setDoubleValue:newpos]; } /* * 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) { DWScrollbar *scrollbar = handle; double knob = (double)visible/(double)range; [scrollbar setRange:(double)range andVisible:(double)visible]; [scrollbar setKnobProportion:knob]; } /* * Create a new percent bar window (widget) to be packed. * Parameters: * id: An ID to be used with dw_window_from_id() or 0L. */ HWND API dw_percent_new(ULONG cid) { DWPercent *percent = [[DWPercent alloc] init]; [percent setStyle:NSProgressIndicatorBarStyle]; [percent setBezeled:YES]; [percent setMaxValue:100]; [percent setMinValue:0]; [percent incrementBy:1]; [percent setIndeterminate:NO]; /*[percent setTag:cid]; Why doesn't this work? */ return 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. */ void API dw_percent_set_pos(HWND handle, unsigned int position) { DWPercent *percent = handle; /* Handle indeterminate */ if(position == DW_PERCENT_INDETERMINATE) { [percent setIndeterminate:YES]; [percent startAnimation:percent]; } else { /* Handle normal */ if([percent isIndeterminate]) { [percent stopAnimation:percent]; [percent setIndeterminate:NO]; } [percent setDoubleValue:(double)position]; } } /* * 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. */ HWND API dw_checkbox_new(char *text, ULONG cid) { DWButton *button = _button_new(text, cid); [button setButtonType:NSSwitchButton]; [button setBezelStyle:NSRegularSquareBezelStyle]; return button; } /* * Returns the state of the checkbox. * Parameters: * handle: Handle to the checkbox to be queried. */ int API dw_checkbox_get(HWND handle) { DWButton *button = handle; if([button state]) { return TRUE; } return FALSE; } /* * Sets the state of the checkbox. * Parameters: * handle: Handle to the checkbox to be queried. * value: TRUE for checked, FALSE for unchecked. */ void API dw_checkbox_set(HWND handle, int value) { DWButton *button = handle; if(value) { [button setState:NSOnState]; } else { [button setState:NSOffState]; } } /* Common code for containers and listboxes */ HWND _cont_new(ULONG cid, int multi) { NSScrollView *scrollview = [[NSScrollView alloc] init]; DWContainer *cont = [[DWContainer alloc] init]; [cont setScrollview:scrollview]; [scrollview setBorderType:NSBezelBorder]; [scrollview setHasVerticalScroller:YES]; [scrollview setAutohidesScrollers:YES]; if(multi) { [cont setAllowsMultipleSelection:YES]; } else { [cont setAllowsMultipleSelection:NO]; } [cont setDataSource:cont]; [cont setDelegate:cont]; [scrollview setDocumentView:cont]; [cont setTag:cid]; [cont autorelease]; 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. */ HWND API dw_listbox_new(ULONG cid, int multi) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWContainer *cont = _cont_new(cid, multi); [cont setHeaderView:nil]; int type = DW_CFA_STRING; [cont setup]; NSTableColumn *column = [[[NSTableColumn alloc] init] autorelease]; [column setEditable:NO]; [cont addTableColumn:column]; [cont addColumn:column andType:type]; DW_MUTEX_UNLOCK; return 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. */ void API dw_listbox_append(HWND handle, char *text) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; id object = handle; if([object isMemberOfClass:[DWComboBox class]]) { DWComboBox *combo = handle; [combo addItemWithObjectValue:[ NSString stringWithUTF8String:text ]]; } else if([object isMemberOfClass:[DWContainer class]]) { DWContainer *cont = handle; NSString *nstr = [ NSString stringWithUTF8String:text ]; NSArray *newrow = [NSArray arrayWithObject:nstr]; [cont addRow:newrow]; /*[cont performSelectorOnMainThread:@selector(addRow:) withObject:newrow waitUntilDone:YES];*/ [cont reloadData]; [cont setNeedsDisplay:YES]; } DW_MUTEX_UNLOCK; } /* * 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 */ void API dw_listbox_insert(HWND handle, char *text, int pos) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; id object = handle; if([object isMemberOfClass:[DWComboBox class]]) { DWComboBox *combo = handle; [combo insertItemWithObjectValue:[ NSString stringWithUTF8String:text ] atIndex:pos]; } else if([object isMemberOfClass:[DWContainer class]]) { DWContainer *cont = handle; NSString *nstr = [ NSString stringWithUTF8String:text ]; NSArray *newrow = [NSArray arrayWithObject:nstr]; [cont insertRow:newrow at:pos]; [cont reloadData]; [cont setNeedsDisplay:YES]; } DW_MUTEX_UNLOCK; } /* * 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 */ void API dw_listbox_list_append(HWND handle, char **text, int count) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; id object = handle; if([object isMemberOfClass:[DWComboBox class]]) { DWComboBox *combo = handle; int z; for(z=0;z<count;z++) { [combo addItemWithObjectValue:[ NSString stringWithUTF8String:text[z] ]]; } } else if([object isMemberOfClass:[DWContainer class]]) { DWContainer *cont = handle; int z; for(z=0;z<count;z++) { NSString *nstr = [NSString stringWithUTF8String:text[z]]; NSArray *newrow = [NSArray arrayWithObjects:nstr,nil]; [cont addRow:newrow]; } [cont reloadData]; [cont setNeedsDisplay:YES]; } DW_MUTEX_UNLOCK; } /* * Clears the listbox's (or combobox) list of all entries. * Parameters: * handle: Handle to the listbox to be cleared. */ void API dw_listbox_clear(HWND handle) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; id object = handle; if([object isMemberOfClass:[DWComboBox class]]) { DWComboBox *combo = handle; [combo removeAllItems]; } else if([object isMemberOfClass:[DWContainer class]]) { DWContainer *cont = handle; [cont clear]; [cont reloadData]; [cont setNeedsDisplay:YES]; } DW_MUTEX_UNLOCK; } /* * Returns the listbox's item count. * Parameters: * handle: Handle to the listbox to be cleared. */ int API dw_listbox_count(HWND handle) { id object = handle; if([object isMemberOfClass:[DWComboBox class]]) { DWComboBox *combo = handle; return (int)[combo numberOfItems]; } else if([object isMemberOfClass:[DWContainer class]]) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWContainer *cont = handle; int result = (int)[cont numberOfRowsInTableView:cont]; DW_MUTEX_UNLOCK; return result; } return 0; } /* * Sets the topmost item in the viewport. * Parameters: * handle: Handle to the listbox to be cleared. * top: Index to the top item. */ void API dw_listbox_set_top(HWND handle, int top) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; id object = handle; if([object isMemberOfClass:[DWComboBox class]]) { DWComboBox *combo = handle; [combo scrollItemAtIndexToTop:top]; } else if([object isMemberOfClass:[DWContainer class]]) { DWContainer *cont = handle; [cont scrollRowToVisible:top]; } DW_MUTEX_UNLOCK; } /* * 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). */ void API dw_listbox_get_text(HWND handle, unsigned int index, char *buffer, unsigned int length) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; id object = handle; if([object isMemberOfClass:[DWComboBox class]]) { DWComboBox *combo = handle; int count = (int)[combo numberOfItems]; if(index > count) { *buffer = '\0'; } else { NSString *nstr = [combo itemObjectValueAtIndex:index]; strncpy(buffer, [ nstr UTF8String ], length - 1); } } else if([object isMemberOfClass:[DWContainer class]]) { DWContainer *cont = handle; int count = (int)[cont numberOfRowsInTableView:cont]; if(index > count) { *buffer = '\0'; } else { NSString *nstr = [cont getRow:index and:0]; strncpy(buffer, [ nstr UTF8String ], length - 1); } } DW_MUTEX_UNLOCK; } /* * 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. */ void API dw_listbox_set_text(HWND handle, unsigned int index, char *buffer) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; id object = handle; if([object isMemberOfClass:[DWComboBox class]]) { DWComboBox *combo = handle; int count = (int)[combo numberOfItems]; if(index <= count) { [combo removeItemAtIndex:index]; [combo insertItemWithObjectValue:[ NSString stringWithUTF8String:buffer ] atIndex:index]; } } else if([object isMemberOfClass:[DWContainer class]]) { DWContainer *cont = handle; int count = (int)[cont numberOfRowsInTableView:cont]; if(index <= count) { NSString *nstr = [ NSString stringWithUTF8String:buffer ]; [cont editCell:nstr at:index and:0]; [cont reloadData]; [cont setNeedsDisplay:YES]; } } DW_MUTEX_UNLOCK; } /* * Returns the index to the item in the list currently selected. * Parameters: * handle: Handle to the listbox to be queried. */ int API dw_listbox_selected(HWND handle) { id object = handle; if([object isMemberOfClass:[DWComboBox class]]) { DWComboBox *combo = handle; return (int)[combo indexOfSelectedItem]; } else if([object isMemberOfClass:[DWContainer class]]) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWContainer *cont = handle; int result = (int)[cont selectedRow]; DW_MUTEX_UNLOCK; return result; } return -1; } /* * 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. */ int API dw_listbox_selected_multi(HWND handle, int where) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; id object = handle; int retval = -1; if([object isMemberOfClass:[DWContainer class]]) { NSUInteger result; DWContainer *cont = handle; NSIndexSet *selected = [cont selectedRowIndexes]; if( where == -1 ) result = [selected indexGreaterThanOrEqualToIndex:0]; else result = [selected indexGreaterThanIndex:where]; if(result != NSNotFound) { retval = (int)result; } } DW_MUTEX_UNLOCK; return 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. */ void API dw_listbox_select(HWND handle, int index, int state) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; id object = handle; if([object isMemberOfClass:[DWComboBox class]]) { DWComboBox *combo = handle; if(state) [combo selectItemAtIndex:index]; else [combo deselectItemAtIndex:index]; } else if([object isMemberOfClass:[DWContainer class]]) { DWContainer *cont = handle; NSIndexSet *selected = [[NSIndexSet alloc] initWithIndex:(NSUInteger)index]; [cont selectRowIndexes:selected byExtendingSelection:YES]; [selected release]; } DW_MUTEX_UNLOCK; } /* * Deletes the item with given index from the list. * Parameters: * handle: Handle to the listbox to be set. * index: Item index. */ void API dw_listbox_delete(HWND handle, int index) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; id object = handle; if([object isMemberOfClass:[DWComboBox class]]) { DWComboBox *combo = handle; [combo removeItemAtIndex:index]; } else if([object isMemberOfClass:[DWContainer class]]) { DWContainer *cont = handle; [cont removeRow:index]; [cont reloadData]; [cont setNeedsDisplay:YES]; } DW_MUTEX_UNLOCK; } /* * 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. */ HWND API dw_combobox_new(char *text, ULONG cid) { DWComboBox *combo = [[DWComboBox alloc] init]; [combo setStringValue:[NSString stringWithUTF8String:text]]; [combo setDelegate:combo]; [combo setTag:cid]; return 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. */ HWND API dw_mle_new(ULONG cid) { DWMLE *mle = [[DWMLE alloc] init]; NSScrollView *scrollview = [[NSScrollView alloc] init]; NSSize size = [mle maxSize]; size.width = size.height; [mle setMaxSize:size]; [scrollview setBorderType:NSBezelBorder]; [scrollview setHasVerticalScroller:YES]; [scrollview setAutohidesScrollers:YES]; [scrollview setAutoresizingMask:NSViewWidthSizable|NSViewHeightSizable]; [scrollview setDocumentView:mle]; [mle setVerticallyResizable:YES]; [mle setAutoresizingMask:NSViewWidthSizable|NSViewHeightSizable]; [mle setScrollview:scrollview]; /* [mle setTag:cid]; Why doesn't this work? */ [mle autorelease]; return 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. */ unsigned int API dw_mle_import(HWND handle, char *buffer, int startpoint) { DWMLE *mle = handle; int _locked_by_me = FALSE; DW_MUTEX_LOCK; NSTextStorage *ts = [mle textStorage]; NSString *nstr = [NSString stringWithUTF8String:buffer]; NSMutableString *ms = [ts mutableString]; NSUInteger length = [ms length]; if(startpoint < 0) startpoint = 0; if(startpoint > length) startpoint = (int)length; [ms insertString:nstr atIndex:startpoint]; DW_MUTEX_UNLOCK; return (unsigned int)strlen(buffer) + startpoint; } /* * 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. */ void API dw_mle_export(HWND handle, char *buffer, int startpoint, int length) { DWMLE *mle = handle; int _locked_by_me = FALSE; DW_MUTEX_LOCK; NSTextStorage *ts = [mle textStorage]; NSMutableString *ms = [ts mutableString]; const char *tmp = [ms UTF8String]; strncpy(buffer, tmp+startpoint, length); buffer[length] = '\0'; DW_MUTEX_UNLOCK; } /* * 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. */ void API dw_mle_get_size(HWND handle, unsigned long *bytes, unsigned long *lines) { DWMLE *mle = handle; int _locked_by_me = FALSE; DW_MUTEX_LOCK; 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_MUTEX_LOCK; } /* * 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. */ void API dw_mle_delete(HWND handle, int startpoint, int length) { DWMLE *mle = handle; int _locked_by_me = FALSE; DW_MUTEX_LOCK; 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_MUTEX_UNLOCK; } /* * Clears all text from an MLE box. * Parameters: * handle: Handle to the MLE to be cleared. */ void API dw_mle_clear(HWND handle) { DWMLE *mle = handle; int _locked_by_me = FALSE; DW_MUTEX_LOCK; NSTextStorage *ts = [mle textStorage]; NSMutableString *ms = [ts mutableString]; NSUInteger length = [ms length]; [ms deleteCharactersInRange:NSMakeRange(0, length)]; DW_MUTEX_UNLOCK; } /* * Sets the visible line of an MLE box. * Parameters: * handle: Handle to the MLE to be positioned. * line: Line to be visible. */ void API dw_mle_set_visible(HWND handle, int line) { DWMLE *mle = handle; int _locked_by_me = FALSE; DW_MUTEX_LOCK; 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_MUTEX_UNLOCK; } /* * Sets the editablity of an MLE box. * Parameters: * handle: Handle to the MLE. * state: TRUE if it can be edited, FALSE for readonly. */ void API dw_mle_set_editable(HWND handle, int state) { DWMLE *mle = handle; if(state) { [mle setEditable:YES]; } else { [mle setEditable:NO]; } } /* * 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. */ void API dw_mle_set_word_wrap(HWND handle, int state) { DWMLE *mle = handle; NSScrollView *sv = [mle scrollview]; if(state) { [[mle textContainer] setWidthTracksTextView:YES]; [sv setHasHorizontalScroller:NO]; } else { [[mle textContainer] setWidthTracksTextView:NO]; [[mle textContainer] setContainerSize:[mle maxSize]]; [mle setHorizontallyResizable:YES]; [sv setHasHorizontalScroller:YES]; } } /* * Sets the current cursor position of an MLE box. * Parameters: * handle: Handle to the MLE to be positioned. * point: Point to position cursor. */ void API dw_mle_set_cursor(HWND handle, int point) { DWMLE *mle = handle; int _locked_by_me = FALSE; DW_MUTEX_LOCK; 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_MUTEX_UNLOCK; } /* * 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. */ int API dw_mle_search(HWND handle, char *text, int point, unsigned long flags) { DWMLE *mle = handle; int _locked_by_me = FALSE; DW_MUTEX_LOCK; 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; if(ms) { range = [ms rangeOfString:searchForMe options:options range:searchRange]; } DW_MUTEX_UNLOCK; if(range.location != NSNotFound) { return -1; } return (int)range.location; } /* * 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. */ HWND API dw_status_text_new(char *text, ULONG cid) { NSTextField *textfield = dw_text_new(text, cid); [textfield setBordered:YES]; if(DWOSMinor > 5) { [textfield setBezeled:YES]; [textfield setBezelStyle:NSTextFieldSquareBezel]; } [textfield setBackgroundColor:[NSColor clearColor]]; [textfield setDrawsBackground:NO]; [[textfield cell] setVCenter:YES]; return 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. */ HWND API dw_text_new(char *text, ULONG cid) { DWText *textfield = [[DWText alloc] init]; [textfield setEditable:NO]; [textfield setSelectable:NO]; [textfield setBordered:NO]; [textfield setDrawsBackground:NO]; [textfield setStringValue:[ NSString stringWithUTF8String:text ]]; [textfield setTag:cid]; if(DWDefaultFont) { [[textfield cell] setFont:DWDefaultFont]; } return 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. */ HWND API dw_render_new(unsigned long cid) { DWRender *render = [[DWRender alloc] init]; [render setTag:cid]; return render; } /* 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) { NSColor *oldcolor = pthread_getspecific(_dw_fg_color_key); NSColor *newcolor; DW_LOCAL_POOL_IN; _foreground = _get_color(value); newcolor = [[NSColor colorWithDeviceRed: DW_RED_VALUE(_foreground)/255.0 green: DW_GREEN_VALUE(_foreground)/255.0 blue: DW_BLUE_VALUE(_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) { NSColor *oldcolor = pthread_getspecific(_dw_bg_color_key); NSColor *newcolor; DW_LOCAL_POOL_IN; if(value == DW_CLR_DEFAULT) { pthread_setspecific(_dw_bg_color_key, NULL); } else { _background = _get_color(value); newcolor = [[NSColor colorWithDeviceRed: DW_RED_VALUE(_background)/255.0 green: DW_GREEN_VALUE(_background)/255.0 blue: DW_BLUE_VALUE(_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) { NSColor *color = [[NSColor colorWithDeviceRed: DW_RED_VALUE(value)/255.0 green: DW_GREEN_VALUE(value)/255.0 blue: DW_BLUE_VALUE(value)/255.0 alpha: 1] retain]; /* Create the Color Chooser Dialog class. */ static DWColorChoose *colorDlg = nil; DWDialog *dialog; if(colorDlg) { dialog = [colorDlg dialog]; /* If someone is already waiting just return */ if(dialog) { return value; } } else { colorDlg = (DWColorChoose *)[DWColorChoose sharedColorPanel]; /* Set defaults for the dialog. */ [colorDlg setContinuous:NO]; [colorDlg setTarget:colorDlg]; [colorDlg setAction:@selector(changeColor:)]; } dialog = dw_dialog_new(colorDlg); [colorDlg setColor:color]; [colorDlg setDialog:dialog]; [colorDlg makeKeyAndOrderFront:nil]; /* Wait for them to pick a color */ color = (NSColor *)dw_dialog_wait(dialog); /* Figure out the value of what they returned */ CGFloat red, green, blue; [color getRed:&red green:&green blue:&blue alpha:NULL]; [color release]; value = DW_RGB((int)(red * 255), (int)(green *255), (int)(blue *255)); return value; } /* 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. */ void API dw_draw_point(HWND handle, HPIXMAP pixmap, int x, int y) { int _locked_by_me = FALSE; DW_LOCAL_POOL_IN; DW_MUTEX_LOCK; id image = handle; if(pixmap) { image = (id)pixmap->image; [NSGraphicsContext saveGraphicsState]; [NSGraphicsContext setCurrentContext:[NSGraphicsContext graphicsContextWithGraphicsPort:[[NSGraphicsContext graphicsContextWithBitmapImageRep:image] graphicsPort] flipped:YES]]; } else { if([image lockFocusIfCanDraw] == NO) { DW_MUTEX_UNLOCK; DW_LOCAL_POOL_OUT; return; } _DWLastDrawable = handle; } NSBezierPath* aPath = [NSBezierPath bezierPath]; [aPath setLineWidth: 0.5]; NSColor *color = pthread_getspecific(_dw_fg_color_key); [color set]; [aPath moveToPoint:NSMakePoint(x, y)]; [aPath stroke]; if(pixmap) { [NSGraphicsContext restoreGraphicsState]; } else { [image unlockFocus]; } DW_MUTEX_UNLOCK; DW_LOCAL_POOL_OUT; } /* 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. */ void API dw_draw_line(HWND handle, HPIXMAP pixmap, int x1, int y1, int x2, int y2) { int _locked_by_me = FALSE; DW_LOCAL_POOL_IN; DW_MUTEX_LOCK; id image = handle; if(pixmap) { image = (id)pixmap->image; [NSGraphicsContext saveGraphicsState]; [NSGraphicsContext setCurrentContext:[NSGraphicsContext graphicsContextWithGraphicsPort:[[NSGraphicsContext graphicsContextWithBitmapImageRep:image] graphicsPort] flipped:YES]]; } else { if([image lockFocusIfCanDraw] == NO) { DW_MUTEX_UNLOCK; DW_LOCAL_POOL_OUT; return; } _DWLastDrawable = handle; } NSBezierPath* aPath = [NSBezierPath bezierPath]; NSColor *color = pthread_getspecific(_dw_fg_color_key); [color set]; [aPath moveToPoint:NSMakePoint(x1 + 0.5, y1 + 0.5)]; [aPath lineToPoint:NSMakePoint(x2 + 0.5, y2 + 0.5)]; [aPath stroke]; if(pixmap) { [NSGraphicsContext restoreGraphicsState]; } else { [image unlockFocus]; } DW_MUTEX_UNLOCK; DW_LOCAL_POOL_OUT; } /* 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. */ void API dw_draw_text(HWND handle, HPIXMAP pixmap, int x, int y, char *text) { int _locked_by_me = FALSE; DW_LOCAL_POOL_IN; DW_MUTEX_LOCK; id image = handle; NSString *nstr = [ NSString stringWithUTF8String:text ]; if(image) { if([image isMemberOfClass:[DWRender class]]) { DWRender *render = handle; NSFont *font = [render font]; if([image lockFocusIfCanDraw] == NO) { DW_MUTEX_UNLOCK; DW_LOCAL_POOL_OUT; return; } NSColor *fgcolor = pthread_getspecific(_dw_fg_color_key); NSColor *bgcolor = pthread_getspecific(_dw_bg_color_key); NSMutableDictionary *dict = [[NSMutableDictionary alloc] initWithObjectsAndKeys:fgcolor, NSForegroundColorAttributeName, nil]; if(bgcolor) { [dict setValue:bgcolor forKey:NSBackgroundColorAttributeName]; } if(font) { [dict setValue:font forKey:NSFontAttributeName]; } [nstr drawAtPoint:NSMakePoint(x, y) withAttributes:dict]; [image unlockFocus]; [dict release]; } _DWLastDrawable = handle; } if(pixmap) { NSFont *font = pixmap->font; DWRender *render = pixmap->handle; if(!font && [render isMemberOfClass:[DWRender class]]) { font = [render font]; } image = (id)pixmap->image; [NSGraphicsContext saveGraphicsState]; [NSGraphicsContext setCurrentContext:[NSGraphicsContext graphicsContextWithGraphicsPort:[[NSGraphicsContext graphicsContextWithBitmapImageRep:image] graphicsPort] flipped:YES]]; NSColor *fgcolor = pthread_getspecific(_dw_fg_color_key); NSColor *bgcolor = pthread_getspecific(_dw_bg_color_key); NSMutableDictionary *dict = [[NSMutableDictionary alloc] initWithObjectsAndKeys:fgcolor, NSForegroundColorAttributeName, nil]; if(bgcolor) { [dict setValue:bgcolor forKey:NSBackgroundColorAttributeName]; } if(font) { [dict setValue:font forKey:NSFontAttributeName]; } [nstr drawAtPoint:NSMakePoint(x, y) withAttributes:dict]; [NSGraphicsContext restoreGraphicsState]; [dict release]; } DW_MUTEX_UNLOCK; DW_LOCAL_POOL_OUT; } /* 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, char *text, int *width, int *height) { id object = handle; NSString *nstr; NSFont *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:[NSControl 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 */ NSSize 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; } /* Internal function to create an image graphics context... * with or without antialiasing enabled. */ id _create_gc(id image, bool antialiased) { CGContextRef context = (CGContextRef)[[NSGraphicsContext graphicsContextWithBitmapImageRep:image] graphicsPort]; NSGraphicsContext *gc = [NSGraphicsContext graphicsContextWithGraphicsPort:context flipped:YES]; [gc setShouldAntialias:antialiased]; CGContextSetAllowsAntialiasing(context, antialiased); return gc; } /* 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. */ void API dw_draw_polygon( HWND handle, HPIXMAP pixmap, int flags, int npoints, int *x, int *y ) { int _locked_by_me = FALSE; DW_LOCAL_POOL_IN; DW_MUTEX_LOCK; id image = handle; int z; if(pixmap) { image = (id)pixmap->image; id gc = _create_gc(image, flags & DW_DRAW_NOAA ? NO : YES); [NSGraphicsContext saveGraphicsState]; [NSGraphicsContext setCurrentContext:gc]; } else { if([image lockFocusIfCanDraw] == NO) { DW_MUTEX_UNLOCK; DW_LOCAL_POOL_OUT; return; } [[NSGraphicsContext currentContext] setShouldAntialias:(flags & DW_DRAW_NOAA ? NO : YES)]; _DWLastDrawable = handle; } NSBezierPath* aPath = [NSBezierPath bezierPath]; NSColor *color = pthread_getspecific(_dw_fg_color_key); [color set]; [aPath moveToPoint:NSMakePoint(*x + 0.5, *y + 0.5)]; for(z=1;z<npoints;z++) { [aPath lineToPoint:NSMakePoint(x[z] + 0.5, y[z] + 0.5)]; } [aPath closePath]; if(flags & DW_DRAW_FILL) { [aPath fill]; } [aPath stroke]; if(pixmap) { [NSGraphicsContext restoreGraphicsState]; } else { [image unlockFocus]; } DW_MUTEX_UNLOCK; DW_LOCAL_POOL_OUT; } /* 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. */ void API dw_draw_rect(HWND handle, HPIXMAP pixmap, int flags, int x, int y, int width, int height) { int _locked_by_me = FALSE; DW_LOCAL_POOL_IN; DW_MUTEX_LOCK; id image = handle; if(pixmap) { image = (id)pixmap->image; id gc = _create_gc(image, flags & DW_DRAW_NOAA ? NO : YES); [NSGraphicsContext saveGraphicsState]; [NSGraphicsContext setCurrentContext:gc]; } else { if([image lockFocusIfCanDraw] == NO) { DW_MUTEX_UNLOCK; DW_LOCAL_POOL_OUT; return; } [[NSGraphicsContext currentContext] setShouldAntialias:(flags & DW_DRAW_NOAA ? NO : YES)]; _DWLastDrawable = handle; } NSColor *color = pthread_getspecific(_dw_fg_color_key); [color set]; if(flags & DW_DRAW_FILL) [NSBezierPath fillRect:NSMakeRect(x, y, width, height)]; else [NSBezierPath strokeRect:NSMakeRect(x, y, width, height)]; if(pixmap) { [NSGraphicsContext restoreGraphicsState]; } else { [image unlockFocus]; } DW_MUTEX_UNLOCK; DW_LOCAL_POOL_OUT; } /* 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. */ void API dw_draw_arc(HWND handle, HPIXMAP pixmap, int flags, int xorigin, int yorigin, int x1, int y1, int x2, int y2) { int _locked_by_me = FALSE; DW_LOCAL_POOL_IN; DW_MUTEX_LOCK; id image = handle; double r, a1, a2, a; if(pixmap) { image = (id)pixmap->image; id gc = _create_gc(image, flags & DW_DRAW_NOAA ? NO : YES); [NSGraphicsContext saveGraphicsState]; [NSGraphicsContext setCurrentContext:gc]; } else { if([image lockFocusIfCanDraw] == NO) { DW_MUTEX_UNLOCK; DW_LOCAL_POOL_OUT; return; } [[NSGraphicsContext currentContext] setShouldAntialias:(flags & DW_DRAW_NOAA ? NO : YES)]; _DWLastDrawable = handle; } NSBezierPath* aPath = [NSBezierPath bezierPath]; NSColor *color = pthread_getspecific(_dw_fg_color_key); [color set]; /* Special case of a full circle/oval */ if(flags & DW_DRAW_FULL) { [aPath appendBezierPathWithOvalInRect:NSMakeRect(x1, y1, x2 - x1, y2 - y1)]; } else { [aPath moveToPoint:NSMakePoint(x1, y1)]; /* Calculate the midpoint */ r = 0.5 * (hypot((double)(y1 - yorigin), (double)(x1 - xorigin)) + hypot((double)(y2 - yorigin), (double)(x2 - xorigin))); a1 = atan2((double)(y1 - yorigin), (double)(x1 - xorigin)); a2 = atan2((double)(y2 - yorigin), (double)(x2 - xorigin)); if(a2 < a1) a2 += M_PI * 2; a = (a1 + a2) / 2.; /* Prepare to draw */ [aPath appendBezierPathWithArcFromPoint:NSMakePoint((xorigin + r * cos(a)), (yorigin + r * sin(a))) toPoint:NSMakePoint(x2, y2) radius:r]; } /* If the fill flag is passed */ if(flags & DW_DRAW_FILL) { [aPath fill]; } /* Actually do the drawing */ [aPath stroke]; if(pixmap) { [NSGraphicsContext restoreGraphicsState]; } else { [image unlockFocus]; } DW_MUTEX_UNLOCK; DW_LOCAL_POOL_OUT; } /* * Create a tree object to be packed. * Parameters: * id: An ID to be used for getting the resource from the * resource file. */ HWND API dw_tree_new(ULONG cid) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; NSScrollView *scrollview = [[NSScrollView alloc] init]; DWTree *tree = [[DWTree alloc] init]; [tree setScrollview:scrollview]; [scrollview setBorderType:NSBezelBorder]; [scrollview setHasVerticalScroller:YES]; [scrollview setAutohidesScrollers:YES]; [tree setAllowsMultipleSelection:NO]; [tree setDataSource:tree]; [tree setDelegate:tree]; [scrollview setDocumentView:tree]; [tree setHeaderView:nil]; [tree setTag:cid]; [tree autorelease]; DW_MUTEX_UNLOCK; return 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. */ HTREEITEM API dw_tree_insert_after(HWND handle, HTREEITEM item, char *title, HICN icon, HTREEITEM parent, void *itemdata) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWTree *tree = handle; NSString *nstr = [[NSString stringWithUTF8String:title] retain]; NSMutableArray *treenode = [[[NSMutableArray alloc] init] retain]; if(icon) [treenode addObject:icon]; else [treenode addObject:[NSNull null]]; [treenode addObject:nstr]; [treenode addObject:[NSValue valueWithPointer:itemdata]]; [treenode addObject:[NSNull null]]; [tree addTree:treenode and:parent after:item]; if(parent) [tree reloadItem:parent reloadChildren:YES]; else [tree reloadData]; DW_MUTEX_UNLOCK; return treenode; } /* * 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. */ HTREEITEM API dw_tree_insert(HWND handle, 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. */ char * API dw_tree_get_title(HWND handle, HTREEITEM item) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; NSMutableArray *array = (NSMutableArray *)item; NSString *nstr = (NSString *)[array objectAtIndex:1]; DW_MUTEX_UNLOCK; return strdup([nstr UTF8String]); } /* * 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. */ HTREEITEM API dw_tree_get_parent(HWND handle, HTREEITEM item) { int _locked_by_me = FALSE; HTREEITEM parent; DWTree *tree = handle; DW_MUTEX_LOCK; parent = [tree parentForItem:item]; DW_MUTEX_UNLOCK; return parent; } /* * 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. */ void API dw_tree_item_change(HWND handle, HTREEITEM item, char *title, HICN icon) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWTree *tree = handle; NSMutableArray *array = (NSMutableArray *)item; if(title) { NSString *oldstr = [array objectAtIndex:1]; NSString *nstr = [[NSString stringWithUTF8String:title] retain]; [array replaceObjectAtIndex:1 withObject:nstr]; [oldstr release]; } if(icon) { [array replaceObjectAtIndex:0 withObject:icon]; } [tree reloadData]; DW_MUTEX_UNLOCK; } /* * 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. */ void API dw_tree_item_set_data(HWND handle, HTREEITEM item, void *itemdata) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; NSMutableArray *array = (NSMutableArray *)item; [array replaceObjectAtIndex:2 withObject:[NSValue valueWithPointer:itemdata]]; DW_MUTEX_UNLOCK; } /* * 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. */ void * API dw_tree_item_get_data(HWND handle, HTREEITEM item) { int _locked_by_me = FALSE; void *result = NULL; DW_MUTEX_LOCK; NSMutableArray *array = (NSMutableArray *)item; NSValue *value = [array objectAtIndex:2]; if(value) { result = [value pointerValue]; } DW_MUTEX_UNLOCK; return 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. */ void API dw_tree_item_select(HWND handle, HTREEITEM item) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWTree *tree = handle; NSInteger itemIndex = [tree rowForItem:item]; if(itemIndex > -1) { [tree selectRowIndexes:[NSIndexSet indexSetWithIndex:itemIndex] byExtendingSelection:NO]; } DW_MUTEX_UNLOCK; } /* * Removes all nodes from a tree. * Parameters: * handle: Handle to the window (widget) to be cleared. */ void API dw_tree_clear(HWND handle) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWTree *tree = handle; [tree clear]; DW_MUTEX_UNLOCK; } /* * Expands a node on a tree. * Parameters: * handle: Handle to the tree window (widget). * item: Handle to node to be expanded. */ void API dw_tree_item_expand(HWND handle, HTREEITEM item) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWTree *tree = handle; [tree expandItem:item]; DW_MUTEX_UNLOCK; } /* * Collapses a node on a tree. * Parameters: * handle: Handle to the tree window (widget). * item: Handle to node to be collapsed. */ void API dw_tree_item_collapse(HWND handle, HTREEITEM item) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWTree *tree = handle; [tree collapseItem:item]; DW_MUTEX_UNLOCK; } /* * Removes a node from a tree. * Parameters: * handle: Handle to the window (widget) to be cleared. * item: Handle to node to be deleted. */ void API dw_tree_item_delete(HWND handle, HTREEITEM item) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWTree *tree = handle; [tree deleteNode:item]; [tree reloadData]; DW_MUTEX_UNLOCK; } /* * Create a container object to be packed. * Parameters: * id: An ID to be used for getting the resource from the * resource file. */ HWND API dw_container_new(ULONG cid, int multi) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWContainer *cont = _cont_new(cid, multi); NSScrollView *scrollview = [cont scrollview]; [scrollview setHasHorizontalScroller:YES]; NSTableHeaderView *header = [[[NSTableHeaderView alloc] init] autorelease]; [cont setHeaderView:header]; [cont setTarget:cont]; [cont setDoubleAction:@selector(doubleClicked:)]; DW_MUTEX_UNLOCK; return 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) */ int API dw_container_setup(HWND handle, unsigned long *flags, char **titles, int count, int separator) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; int z; DWContainer *cont = handle; [cont setup]; for(z=0;z<count;z++) { NSTableColumn *column = [[NSTableColumn alloc] init]; [[column headerCell] setStringValue:[ NSString stringWithUTF8String:titles[z] ]]; if(flags[z] & DW_CFA_BITMAPORICON) { NSImageCell *imagecell = [[NSImageCell alloc] init]; [column setDataCell:imagecell]; [imagecell release]; } else if(flags[z] & DW_CFA_STRINGANDICON) { DWImageAndTextCell *browsercell = [[DWImageAndTextCell alloc] init]; [column setDataCell:browsercell]; [browsercell release]; } /* Defaults to left justified so just handle right and center */ if(flags[z] & DW_CFA_RIGHT) { [(NSCell *)[column dataCell] setAlignment:NSRightTextAlignment]; [(NSCell *)[column headerCell] setAlignment:NSRightTextAlignment]; } else if(flags[z] & DW_CFA_CENTER) { [(NSCell *)[column dataCell] setAlignment:NSCenterTextAlignment]; [(NSCell *)[column headerCell] setAlignment:NSCenterTextAlignment]; } [column setEditable:NO]; [cont addTableColumn:column]; [cont addColumn:column andType:(int)flags[z]]; [column release]; } DW_MUTEX_UNLOCK; return DW_ERROR_NONE; } /* * 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)); DWContainer *cont = handle; newtitles[0] = "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]; 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. */ void * API dw_container_alloc(HWND handle, int rowcount) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWContainer *cont = handle; [cont addRows:rowcount]; DW_MUTEX_UNLOCK; return 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. */ void API dw_container_set_item(HWND handle, void *pointer, int column, int row, void *data) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWContainer *cont = handle; id object = 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) { object = *((NSImage **)data); } else if(type & DW_CFA_STRING) { char *str = *((char **)data); object = [ 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]) object = [ NSString stringWithUTF8String:textbuffer ]; } } [cont editCell:object at:(row+lastadd) and:column]; [cont setNeedsDisplay:YES]; DW_MUTEX_UNLOCK; } /* * 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, 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. */ void API dw_filesystem_set_file(HWND handle, void *pointer, int row, char *filename, HICN icon) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWContainer *cont = handle; DWImageAndTextCell *browsercell; int lastadd = 0; /* If pointer is NULL we are getting a change request instead of set */ if(pointer) { lastadd = [cont lastAddPoint]; } browsercell = [[[DWImageAndTextCell alloc] init] autorelease]; [browsercell setImage:icon]; [browsercell setStringValue:[ NSString stringWithUTF8String:filename ]]; [cont editCell:browsercell at:(row+lastadd) and:0]; [cont setNeedsDisplay:YES]; DW_MUTEX_UNLOCK; } /* * 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. */ int API dw_container_get_column_type(HWND handle, int column) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; 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_MUTEX_UNLOCK; return 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. */ void API dw_container_set_stripe(HWND handle, unsigned long oddcolor, unsigned long evencolor) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWContainer *cont = handle; [cont setRowBgOdd:(oddcolor == DW_CLR_DEFAULT ? DW_RGB(230,230,230) : oddcolor) andEven:(evencolor == DW_CLR_DEFAULT ? DW_RGB_TRANSPARENT : evencolor)]; DW_MUTEX_UNLOCK; } /* * 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) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWContainer *cont = handle; if([cont filesystem]) { column++; } NSTableColumn *col = [cont getColumn:column]; [col setWidth:width]; DW_MUTEX_UNLOCK; } /* * 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. */ void API dw_container_set_row_title(void *pointer, int row, char *title) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWContainer *cont = pointer; int lastadd = [cont lastAddPoint]; [cont setRow:(row+lastadd) title:title]; DW_MUTEX_UNLOCK; } /* * 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. */ void API dw_container_change_row_title(HWND handle, int row, char *title) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWContainer *cont = handle; [cont setRow:row title:title]; DW_MUTEX_UNLOCK; } /* * 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. */ void API dw_container_insert(HWND handle, void *pointer, int rowcount) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWContainer *cont = handle; [cont reloadData]; DW_MUTEX_UNLOCK; } /* * 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. */ void API dw_container_clear(HWND handle, int redraw) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWContainer *cont = handle; [cont clear]; if(redraw) { [cont reloadData]; } DW_MUTEX_UNLOCK; } /* * 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. */ void API dw_container_delete(HWND handle, int rowcount) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWContainer *cont = handle; int x; for(x=0;x<rowcount;x++) { [cont removeRow:0]; } DW_MUTEX_UNLOCK; } /* * 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. */ void API dw_container_scroll(HWND handle, int direction, long rows) { DWContainer *cont = handle; NSScrollView *sv = [cont scrollview]; NSScroller *scrollbar = [sv verticalScroller]; int rowcount = (int)[cont numberOfRowsInTableView:cont]; float currpos = [scrollbar floatValue]; float change; /* Safety check */ if(rowcount < 1) { return; } change = (float)rows/(float)rowcount; switch(direction) { case DW_SCROLL_TOP: { [scrollbar setFloatValue:0]; break; } case DW_SCROLL_BOTTOM: { [scrollbar setFloatValue:1]; break; } case DW_SCROLL_UP: { float newpos = currpos - change; if(newpos < 0) { newpos = 0; } [scrollbar setFloatValue:newpos]; break; } case DW_SCROLL_DOWN: { float newpos = currpos + change; if(newpos > 1) { newpos = 1; } [scrollbar setFloatValue:newpos]; break; } } } /* * 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. */ char * API dw_container_query_start(HWND handle, unsigned long flags) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWContainer *cont = handle; NSIndexSet *selected = [cont selectedRowIndexes]; NSUInteger result = [selected indexGreaterThanOrEqualToIndex:0]; char *retval = NULL; if(result != NSNotFound) { retval = [cont getRowTitle:(int)result]; [cont setLastQueryPoint:(int)result]; } DW_MUTEX_UNLOCK; return 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. */ char * API dw_container_query_next(HWND handle, unsigned long flags) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWContainer *cont = handle; int lastQueryPoint = [cont lastQueryPoint]; NSIndexSet *selected = [cont selectedRowIndexes]; NSUInteger result = [selected indexGreaterThanIndex:lastQueryPoint]; char *retval = NULL; if(result != NSNotFound) { retval = [cont getRowTitle:(int)result]; [cont setLastQueryPoint:(int)result]; } DW_MUTEX_UNLOCK; return 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(). */ void API dw_container_cursor(HWND handle, char *text) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWContainer *cont = handle; char *thistext; int x, count = (int)[cont numberOfRowsInTableView:cont]; int textcomp = DW_POINTER_TO_INT(dw_window_get_data(handle, "_dw_textcomp")); for(x=0;x<count;x++) { thistext = [cont getRowTitle:x]; if((textcomp && thistext && strcmp(thistext, text) == 0) || (!textcomp && thistext == text)) { NSIndexSet *selected = [[NSIndexSet alloc] initWithIndex:(NSUInteger)x]; [cont selectRowIndexes:selected byExtendingSelection:YES]; [selected release]; [cont scrollRowToVisible:x]; DW_MUTEX_UNLOCK; return; } } DW_MUTEX_UNLOCK; } /* * Deletes the item with the text speficied. * Parameters: * handle: Handle to the window (widget). * text: Text usually returned by dw_container_query(). */ void API dw_container_delete_row(HWND handle, char *text) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWContainer *cont = handle; char *thistext; int x, count = (int)[cont numberOfRowsInTableView:cont]; int textcomp = DW_POINTER_TO_INT(dw_window_get_data(handle, "_dw_textcomp")); for(x=0;x<count;x++) { thistext = [cont getRowTitle:x]; if((textcomp && thistext && strcmp(thistext, text) == 0) || (!textcomp && thistext == text)) { [cont removeRow:x]; DW_MUTEX_UNLOCK; return; } } DW_MUTEX_UNLOCK; } /* * Optimizes the column widths so that all data is visible. * Parameters: * handle: Handle to the window (widget) to be optimized. */ void API dw_container_optimize(HWND handle) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWContainer *cont = handle; [cont optimize]; DW_MUTEX_UNLOCK; } /* * 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, char *bubbletext) { NSStatusItem *item = [[[NSStatusBar systemStatusBar] statusItemWithLength:NSSquareStatusItemLength] retain]; NSImage *image = icon; [item setImage:image]; if(bubbletext) [item setToolTip:[NSString stringWithUTF8String:bubbletext]]; [item setTarget:handle]; [item setEnabled:YES]; [item setHighlightMode:YES]; [item sendActionOn:(NSLeftMouseUpMask|NSLeftMouseDownMask|NSRightMouseUpMask|NSRightMouseDownMask)]; [item setAction:@selector(mouseDown:)]; dw_window_set_data(handle, "_dw_taskbar", item); } /* * 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) { NSStatusItem *item = dw_window_get_data(handle, "_dw_taskbar"); [item release]; } /* * 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) { NSBundle *bundle = [NSBundle mainBundle]; NSString *respath = [bundle resourcePath]; NSString *filepath = [respath stringByAppendingFormat:@"/%u.png", resid]; NSImage *image = [[NSImage alloc] initWithContentsOfFile:filepath]; return 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(char *filename) { char *ext = _dw_get_image_extension( filename ); NSString *nstr = [ NSString stringWithUTF8String:filename ]; NSImage *image = [[NSImage alloc] initWithContentsOfFile:nstr]; if(!image && ext) { nstr = [nstr stringByAppendingString: [NSString stringWithUTF8String:ext]]; image = [[NSImage alloc] initWithContentsOfFile:nstr]; } return 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(char *data, int len) { NSData *thisdata = [NSData dataWithBytes:data length:len]; NSImage *image = [[NSImage alloc] initWithData:thisdata]; return 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) { NSImage *image = handle; [image release]; } /* * 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]; /* [mdi setTag:cid]; Why doesn't this work? */ 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. */ HWND API dw_splitbar_new(int type, HWND topleft, HWND bottomright, unsigned long cid) { id tmpbox = dw_box_new(DW_VERT, 0); int _locked_by_me = FALSE; DW_MUTEX_LOCK; DWSplitBar *split = [[DWSplitBar alloc] init]; [split setDelegate:split]; dw_box_pack_start(tmpbox, topleft, 0, 0, TRUE, TRUE, 0); [split addSubview:tmpbox]; [tmpbox autorelease]; tmpbox = dw_box_new(DW_VERT, 0); dw_box_pack_start(tmpbox, bottomright, 0, 0, TRUE, TRUE, 0); [split addSubview:tmpbox]; [tmpbox autorelease]; if(type == DW_VERT) { [split setVertical:NO]; } else { [split setVertical:YES]; } /* Set the default percent to 50% split */ [split setPercent:50.0]; /* [split setTag:cid]; Why doesn't this work? */ DW_MUTEX_UNLOCK; return 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. */ void API dw_splitbar_set(HWND handle, float percent) { DWSplitBar *split = handle; int _locked_by_me = FALSE; DW_MUTEX_LOCK; NSRect rect = [split frame]; float pos; /* Calculate the position based on the size */ if([split isVertical]) { pos = rect.size.width * (percent / 100.0); } else { pos = rect.size.height * (percent / 100.0); } if(pos > 0) { [split setPosition:pos ofDividerAtIndex:0]; } else { /* If we have no size.. wait until the resize * event when we get an actual size to try * to set the splitbar again. */ [split setPercent:percent]; } DW_MUTEX_UNLOCK; } /* * 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; NSRect rect1 = [split frame]; NSArray *subviews = [split subviews]; NSView *view = [subviews objectAtIndex:0]; NSRect rect2 = [view frame]; float pos, total, retval = 0.0; if([split isVertical]) { total = rect1.size.width; pos = rect2.size.width; } else { total = rect1.size.height; pos = rect2.size.height; } if(total > 0) { retval = pos / total; } return retval; } /* Internal function to convert fontname to NSFont */ NSFont *_dw_font_by_name(char *fontname) { char *fontcopy = strdup(fontname); char *name = strchr(fontcopy, '.'); NSFont *font = nil; if(name) { int size = atoi(fontcopy); *name = 0; name++; font = [NSFont fontWithName:[ NSString stringWithUTF8String:name ] size:(float)size]; } free(fontcopy); return font; } /* * Create a bitmap object to be packed. * Parameters: * id: An ID to be used with dw_window_from_id() or 0L. */ HWND API dw_bitmap_new(ULONG cid) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; NSImageView *bitmap = [[NSImageView alloc] init]; [bitmap setImageFrameStyle:NSImageFrameNone]; [bitmap setImageScaling:NSScaleNone]; [bitmap setEditable:NO]; [bitmap setTag:cid]; DW_MUTEX_UNLOCK; return 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; if(!(pixmap = calloc(1,sizeof(struct _hpixmap)))) return NULL; pixmap->width = width; pixmap->height = height; pixmap->handle = handle; pixmap->image = [[NSBitmapImageRep alloc] initWithBitmapDataPlanes:NULL pixelsWide:width pixelsHigh:height bitsPerSample:8 samplesPerPixel:4 hasAlpha:YES isPlanar:NO colorSpaceName:NSDeviceRGBColorSpace bytesPerRow:0 bitsPerPixel:0]; return pixmap; } /* Function takes an NSImage and copies it into a flipped NSBitmapImageRep */ void _flip_image(NSImage *tmpimage, NSBitmapImageRep *image, NSSize size) { [NSGraphicsContext saveGraphicsState]; [NSGraphicsContext setCurrentContext:[NSGraphicsContext graphicsContextWithGraphicsPort:[[NSGraphicsContext graphicsContextWithBitmapImageRep:image] graphicsPort] flipped:YES]]; [[[NSDictionary alloc] initWithObjectsAndKeys:image, NSGraphicsContextDestinationAttributeName, nil] autorelease]; // make a new transform: NSAffineTransform *t = [NSAffineTransform transform]; // by scaling Y negatively, we effectively flip the image: [t scaleXBy:1.0 yBy:-1.0]; // but we also have to translate it back by its height: [t translateXBy:0.0 yBy:-size.height]; // apply the transform: [t concat]; [tmpimage drawAtPoint:NSMakePoint(0, 0) fromRect:NSMakeRect(0, 0, size.width, size.height) operation:NSCompositeSourceOver fraction:1.0]; [NSGraphicsContext restoreGraphicsState]; } /* * 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, 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 ]; NSImage *tmpimage = [[[NSImage alloc] initWithContentsOfFile:nstr] autorelease]; if(!tmpimage && ext) { nstr = [nstr stringByAppendingString: [NSString stringWithUTF8String:ext]]; tmpimage = [[[NSImage alloc] initWithContentsOfFile:nstr] autorelease]; } if(!tmpimage) { DW_LOCAL_POOL_OUT; return NULL; } NSSize size = [tmpimage size]; NSBitmapImageRep *image = [[NSBitmapImageRep alloc] initWithBitmapDataPlanes:NULL pixelsWide:size.width pixelsHigh:size.height bitsPerSample:8 samplesPerPixel:4 hasAlpha:YES isPlanar:NO colorSpaceName:NSDeviceRGBColorSpace bytesPerRow:0 bitsPerPixel:0]; _flip_image(tmpimage, image, size); pixmap->width = size.width; pixmap->height = size.height; pixmap->image = image; 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, 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]; NSImage *tmpimage = [[[NSImage alloc] initWithData:thisdata] autorelease]; if(!tmpimage) { DW_LOCAL_POOL_OUT; return NULL; } NSSize size = [tmpimage size]; NSBitmapImageRep *image = [[NSBitmapImageRep alloc] initWithBitmapDataPlanes:NULL pixelsWide:size.width pixelsHigh:size.height bitsPerSample:8 samplesPerPixel:4 hasAlpha:YES isPlanar:NO colorSpaceName:NSDeviceRGBColorSpace bytesPerRow:0 bitsPerPixel:0]; _flip_image(tmpimage, image, size); pixmap->width = size.width; pixmap->height = size.height; pixmap->image = image; 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 */ } /* * 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:@"/%u.png", resid]; NSImage *temp = [[NSImage alloc] initWithContentsOfFile:filepath]; if(temp) { NSSize size = [temp size]; NSBitmapImageRep *image = [[NSBitmapImageRep alloc] initWithBitmapDataPlanes:NULL pixelsWide:size.width pixelsHigh:size.height bitsPerSample:8 samplesPerPixel:4 hasAlpha:YES isPlanar:NO colorSpaceName:NSDeviceRGBColorSpace bytesPerRow:0 bitsPerPixel:0]; _flip_image(temp, image, size); pixmap->width = size.width; pixmap->height = size.height; pixmap->image = image; pixmap->handle = handle; [temp release]; 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, char *fontname) { if(pixmap) { NSFont *font = _dw_font_by_name(fontname); if(font) { NSFont *oldfont = pixmap->font; [font retain]; pixmap->font = font; if(oldfont) [oldfont release]; 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) { NSBitmapImageRep *image = (NSBitmapImageRep *)pixmap->image; NSFont *font = pixmap->font; [image release]; [font release]; free(pixmap); } } /* * 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 = calloc(1, sizeof(DWBitBlt)); NSValue* bi; DW_LOCAL_POOL_IN; bi = [NSValue valueWithPointer:bltinfo]; /* Sanity checks */ if((!dest && !destp) || (!src && !srcp) || ((srcwidth == -1 || srcheight == -1) && srcwidth != srcheight)) { DW_LOCAL_POOL_OUT; return DW_ERROR_GENERAL; } /* Fill in the information */ bltinfo->dest = 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(destp) { bltinfo->dest = (id)destp->image; } if(srcp) { id object = bltinfo->src = (id)srcp->image; [object retain]; } if(DWThread == (DWTID)-1) [DWObj doBitBlt:bi]; else [DWObj performSelectorOnMainThread:@selector(doBitBlt:) withObject:bi waitUntilDone:YES]; 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. */ HWND API dw_calendar_new(ULONG cid) { DWCalendar *calendar = [[DWCalendar alloc] init]; [calendar setDatePickerMode:NSSingleDateMode]; [calendar setDatePickerStyle:NSClockAndCalendarDatePickerStyle]; [calendar setDatePickerElements:NSYearMonthDayDatePickerElementFlag]; [calendar setTag:cid]; [calendar setDateValue:[NSDate date]]; return calendar; } /* * Sets the current date of a calendar * Parameters: * handle: The handle to the calendar returned by dw_calendar_new(). * year... */ void dw_calendar_set_date(HWND handle, unsigned int year, unsigned int month, unsigned int day) { DWCalendar *calendar = handle; NSDate *date; char buffer[101]; snprintf(buffer, 100, "%04d-%02d-%02d 00:00:00 +0600", year, month, day); date = [[NSDate alloc] initWithString:[ NSString stringWithUTF8String:buffer ]]; [calendar setDateValue:date]; [date release]; } /* * Gets the position of a splitbar (pecentage). * Parameters: * handle: The handle to the splitbar returned by dw_splitbar_new(). */ void dw_calendar_get_date(HWND handle, unsigned int *year, unsigned int *month, unsigned int *day) { DWCalendar *calendar = handle; NSDate *date = [calendar dateValue]; NSDateFormatter *df = [[NSDateFormatter alloc] init]; [df setDateStyle:NSDateFormatterShortStyle]; NSString *nstr = [df stringFromDate:date]; sscanf([ nstr UTF8String ], "%d/%d/%d", month, day, year); if(*year < 70) { *year += 2000; } else if(*year < 100) { *year += 1900; } [df release]; } /* * Causes the embedded HTML widget to take action. * Parameters: * handle: Handle to the window. * action: One of the DW_HTML_* constants. */ void API dw_html_action(HWND handle, int action) { WebView *html = handle; switch(action) { case DW_HTML_GOBACK: [html goBack]; break; case DW_HTML_GOFORWARD: [html goForward]; break; case DW_HTML_GOHOME: break; case DW_HTML_SEARCH: break; case DW_HTML_RELOAD: [html reload:html]; break; case DW_HTML_STOP: [html stopLoading:html]; break; case DW_HTML_PRINT: break; } } /* * 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. */ int API dw_html_raw(HWND handle, char *string) { WebView *html = handle; [[html mainFrame] loadHTMLString:[ NSString stringWithUTF8String:string ] baseURL:nil]; return 0; } /* * 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. */ int API dw_html_url(HWND handle, char *url) { WebView *html = handle; [[html mainFrame] loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:[ NSString stringWithUTF8String:url ]]]]; return 0; } /* * 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. */ HWND API dw_html_new(unsigned long cid) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; WebView *web = [[WebView alloc] init]; /* [web setTag:cid]; Why doesn't this work? */ DW_MUTEX_UNLOCK; return 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) { NSPoint mouseLoc; mouseLoc = [NSEvent mouseLocation]; if(x) { *x = mouseLoc.x; } if(y) { *y = [[NSScreen mainScreen] frame].size.height - mouseLoc.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) { NSMenu *menu = [[NSMenu alloc] init]; [menu setAutoenablesItems:NO]; /* [menu setTag:cid]; Why doesn't this work? */ 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) { NSWindow *window = location; NSMenu *windowmenu = _generate_main_menu(); [[window contentView] setMenu:windowmenu]; return (HMENUI)windowmenu; } /* * 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) { NSMenu *thismenu = *menu; [thismenu release]; } /* * 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) { NSMenu *thismenu = (NSMenu *)*menu; id object = parent; NSView *view = [object isKindOfClass:[NSWindow class]] ? [object contentView] : parent; NSWindow *window = [view window]; NSEvent *event = [DWApp currentEvent]; if(!window) window = [event window]; [thismenu autorelease]; NSPoint p = NSMakePoint(x, [[NSScreen mainScreen] frame].size.height - y); NSEvent* fake = [NSEvent mouseEventWithType:NSRightMouseDown location:[window convertScreenToBase:p] modifierFlags:0 timestamp:[event timestamp] windowNumber:[window windowNumber] context:[NSGraphicsContext currentContext] eventNumber:1 clickCount:1 pressure:0.0]; [NSMenu popUpContextMenu:thismenu withEvent:fake forView:view]; } char _removetilde(char *dest, 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, char *title, ULONG itemid, ULONG flags, int end, int check, HMENUI submenux) { NSMenu *menu = menux; NSMenu *submenu = submenux; DWMenuItem *item = NULL; if(strlen(title) == 0) { [menu addItem:[DWMenuItem separatorItem]]; } else { char accel[2]; char *newtitle = malloc(strlen(title)+1); NSString *nstr; accel[0] = _removetilde(newtitle, title); accel[1] = 0; nstr = [ NSString stringWithUTF8String:newtitle ]; free(newtitle); item = [[[DWMenuItem alloc] initWithTitle:nstr action:@selector(menuHandler:) keyEquivalent:[ NSString stringWithUTF8String:accel ]] autorelease]; [menu addItem:item]; [item setTag:itemid]; if(check) { [item setCheck:YES]; if(flags & DW_MIS_CHECKED) { [item setState:NSOnState]; } } if(flags & DW_MIS_DISABLED) { [item setEnabled:NO]; } if(submenux) { [submenu setTitle:nstr]; [menu setSubmenu:submenu forItem:item]; } 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; NSMenuItem *menuitem = (NSMenuItem *)[menu itemWithTag:itemid]; if(menuitem != nil) { if(check) { [menuitem setState:NSOnState]; } else { [menuitem setState:NSOffState]; } } } /* * 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; NSMenuItem *menuitem = (NSMenuItem *)[menu itemWithTag: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; NSMenuItem *menuitem = (NSMenuItem *)[menu itemWithTag:itemid]; if(menuitem != nil) { if(state & DW_MIS_CHECKED) { [menuitem setState:NSOnState]; } else if(state & DW_MIS_UNCHECKED) { [menuitem setState:NSOffState]; } if(state & DW_MIS_ENABLED) { [menuitem setEnabled:YES]; } else if(state & DW_MIS_DISABLED) { [menuitem setEnabled:NO]; } } } /* Gets the notebook page from associated ID */ DWNotebookPage *_notepage_from_id(DWNotebook *notebook, unsigned long pageid) { NSArray *pages = [notebook tabViewItems]; 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. */ HWND API dw_notebook_new(ULONG cid, int top) { DWNotebook *notebook = [[DWNotebook alloc] init]; [notebook setDelegate:notebook]; /* [notebook setTag:cid]; Why doesn't this work? */ return 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. */ unsigned long API dw_notebook_page_new(HWND handle, ULONG flags, int front) { DWNotebook *notebook = handle; NSInteger page = [notebook pageid]; DWNotebookPage *notepage = [[DWNotebookPage alloc] initWithIdentifier:nil]; [notepage setPageid:(int)page]; if(front) { [notebook insertTabViewItem:notepage atIndex:(NSInteger)0]; } else { [notebook addTabViewItem:notepage]; } [notepage autorelease]; [notebook setPageid:(int)(page+1)]; return (unsigned long)page; } /* * Remove a page from a notebook. * Parameters: * handle: Handle to the notebook widget. * pageid: ID of the page to be destroyed. */ void API dw_notebook_page_destroy(HWND handle, unsigned int pageid) { DWNotebook *notebook = handle; DWNotebookPage *notepage = _notepage_from_id(notebook, pageid); if(notepage != nil) { [notebook removeTabViewItem:notepage]; } } /* * Queries the currently visible page ID. * Parameters: * handle: Handle to the notebook widget. */ unsigned long API dw_notebook_page_get(HWND handle) { DWNotebook *notebook = handle; DWNotebookPage *notepage = (DWNotebookPage *)[notebook selectedTabViewItem]; return [notepage pageid]; } /* * Sets the currently visibale page ID. * Parameters: * handle: Handle to the notebook widget. * pageid: ID of the page to be made visible. */ void API dw_notebook_page_set(HWND handle, unsigned int pageid) { DWNotebook *notebook = handle; DWNotebookPage *notepage = _notepage_from_id(notebook, pageid); if(notepage != nil) { [notebook selectTabViewItem:notepage]; } } /* * 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. */ void API dw_notebook_page_set_text(HWND handle, ULONG pageid, char *text) { DWNotebook *notebook = handle; DWNotebookPage *notepage = _notepage_from_id(notebook, pageid); if(notepage != nil) { [notepage setLabel:[ NSString stringWithUTF8String:text ]]; } } /* * 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, char *text) { /* Note 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. */ void API dw_notebook_pack(HWND handle, ULONG pageid, HWND page) { DWNotebook *notebook = handle; DWNotebookPage *notepage = _notepage_from_id(notebook, pageid); if(notepage != nil) { HWND tmpbox = dw_box_new(DW_VERT, 0); DWBox *box = tmpbox; dw_box_pack_start(tmpbox, page, 0, 0, TRUE, TRUE, 0); [notepage setView:box]; } } /* * 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. */ HWND API dw_window_new(HWND hwndOwner, char *title, ULONG flStyle) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; NSRect frame = NSMakeRect(1,1,1,1); DWWindow *window = [[DWWindow alloc] initWithContentRect:frame styleMask:(flStyle | NSTexturedBackgroundWindowMask) backing:NSBackingStoreBuffered defer:false]; [window setTitle:[ NSString stringWithUTF8String:title ]]; DWView *view = [[DWView alloc] init]; [window setContentView:view]; [window setDelegate:view]; [window setAutorecalculatesKeyViewLoop:YES]; [window setAcceptsMouseMovedEvents:YES]; [view release]; /* If it isn't a toplevel window... */ if(hwndOwner) { id object = hwndOwner; /* Check to see if the parent is an MDI window */ if([object isMemberOfClass:[DWMDI class]]) { /* Set the window level to be floating */ [window setLevel:NSFloatingWindowLevel]; [window setHidesOnDeactivate:YES]; } } DW_MUTEX_UNLOCK; return (HWND)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) { id object = handle; if([ object isKindOfClass:[ NSView class ] ]) { NSView *view = handle; if(pointertype == DW_POINTER_DEFAULT) { [view discardCursorRects]; } else if(pointertype == DW_POINTER_ARROW) { NSRect rect = [view frame]; NSCursor *cursor = [NSCursor arrowCursor]; [view addCursorRect:rect cursor:cursor]; } /* No cursor for DW_POINTER_CLOCK? */ } } /* * Makes the window visible. * Parameters: * handle: The window handle to make visible. */ int API dw_window_show(HWND handle) { NSObject *object = handle; if([ object isMemberOfClass:[ DWWindow class ] ]) { DWWindow *window = handle; NSRect rect = [[window contentView] frame]; if([window isMiniaturized]) { [window deminiaturize:nil]; } /* 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 the position was not set... generate a default * default one in a similar pattern to SHELLPOSITION. */ if(![window shown]) { static int defaultx = 0, defaulty = 0; int cx = dw_screen_width(), cy = dw_screen_height(); int maxx = cx / 4, maxy = cy / 4; NSPoint point; rect = [window frame]; defaultx += 20; defaulty += 20; if(defaultx > maxx) defaultx = 20; if(defaulty > maxy) defaulty = 20; point.x = defaultx; /* Take into account menu bar and inverted Y */ point.y = cy - defaulty - (int)rect.size.height - 22; [window setFrameOrigin:point]; [window setShown:YES]; } [[window contentView] showWindow]; [window makeKeyAndOrderFront:nil]; } return 0; } /* * Makes the window invisible. * Parameters: * handle: The window handle to make visible. */ int API dw_window_hide(HWND handle) { NSObject *object = handle; if([ object isKindOfClass:[ NSWindow class ] ]) { NSWindow *window = handle; [window orderOut:nil]; } return 0; } /* * 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. */ int API dw_window_set_color(HWND handle, ULONG fore, ULONG back) { id object = handle; unsigned long _fore = _get_color(fore); unsigned long _back = _get_color(back); NSColor *fg = NULL; NSColor *bg = NULL; /* Get the NSColor for non-default colors */ if(fore != DW_CLR_DEFAULT) { fg = [NSColor colorWithDeviceRed: 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 = [NSColor colorWithDeviceRed: 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:[NSTextField class]]) { id cell = [object cell]; if(fg) { [cell setTextColor:fg]; } } if([object isKindOfClass:[NSTextField class]] || [object isKindOfClass:[NSButton class]]) { id cell = [object cell]; if(bg) { [cell setBackgroundColor:bg]; } } else if([object isMemberOfClass:[DWBox class]]) { DWBox *box = object; if(bg) { [box setColor:_back]; } } else if([object isKindOfClass:[NSTableView class]]) { DWContainer *cont = handle; if(bg) { [cont setBackgroundColor:bg]; } if(fg) { [cont setForegroundColor:fg]; } } else if([object isMemberOfClass:[DWMLE class]]) { DWMLE *mle = handle; if(bg) { [mle setBackgroundColor:bg]; } if(fg) { NSTextStorage *ts = [mle textStorage]; [ts setForegroundColor:fg]; } } return 0; } /* * 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) { return 0; } /* * Sets the style 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_style(HWND handle, ULONG style, ULONG mask) { id object = handle; if(DWOSMinor > 5 && [object isMemberOfClass:[DWWindow class]]) { DWWindow *window = object; int currentstyle = (int)[window styleMask]; int tmp; tmp = currentstyle | (int)mask; tmp ^= mask; tmp |= style; [window setStyleMask:tmp]; } else if([object isKindOfClass:[NSTextField class]]) { NSTextField *tf = object; [[tf cell] setAlignment:(style & 0xF)]; if(mask & DW_DT_VCENTER) { [[tf cell] setVCenter:(style & DW_DT_VCENTER ? YES : NO)]; } } else if([object isMemberOfClass:[NSTextView class]]) { NSTextView *tv = handle; [tv setAlignment:(style & mask)]; } else if([object isMemberOfClass:[DWButton class]]) { DWButton *button = handle; if(mask & DW_BS_NOBORDER) { if(style & DW_BS_NOBORDER) [button setBordered:NO]; else [button setBordered:YES]; } } else if([object isMemberOfClass:[DWMenuItem class]]) { if(mask & (DW_MIS_CHECKED | DW_MIS_UNCHECKED)) { if(style & DW_MIS_CHECKED) [object setState:NSOnState]; else if(style & DW_MIS_UNCHECKED) [object setState:NSOffState]; } if(mask & (DW_MIS_ENABLED | DW_MIS_DISABLED)) { if(style & DW_MIS_ENABLED) [object setEnabled:YES]; else if(style & DW_MIS_DISABLED) [object setEnabled:NO]; } } } /* * Sets the default focus item for a window/dialog. * Parameters: * window: Toplevel window or dialog. * defaultitem: Handle to the dialog item to be default. */ void API dw_window_default(HWND handle, HWND defaultitem) { DWWindow *window = handle; id object = defaultitem; if([window isKindOfClass:[NSWindow class]] && [object isKindOfClass:[NSControl class]]) { [window setInitialFirstResponder:defaultitem]; } } /* * 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) { id object = handle; id control = next; if([object isMemberOfClass:[DWWindow class]]) { if([control isMemberOfClass:[DWButton class]]) { NSWindow *window = object; [window setDefaultButtonCell:control]; } } else { if([control isMemberOfClass:[DWSpinButton class]]) { control = [control textfield]; } else if([control isMemberOfClass:[DWComboBox class]]) { /* TODO: Figure out why the combobox can't be * focused using makeFirstResponder method. */ control = [control textfield]; } [object setClickDefault:control]; } } /* * 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) { id object = handle; if([object isMemberOfClass:[DWWindow class]]) { /* We can't actually reparent on MacOS but if the * new parent is an MDI window, change to be a * floating window... otherwise set it to normal. */ NSWindow *window = handle; /* If it isn't a toplevel window... */ if(newparent) { object = newparent; /* Check to see if the parent is an MDI window */ if([object isMemberOfClass:[DWMDI class]]) { /* Set the window level to be floating */ [window setLevel:NSFloatingWindowLevel]; [window setHidesOnDeactivate:YES]; return; } } /* Set the window back to a normal window */ [window setLevel:NSNormalWindowLevel]; [window setHidesOnDeactivate:NO]; } } /* 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(char *currfont) { /* Create the Color Chooser Dialog class. */ static DWFontChoose *fontDlg = nil; static NSFontManager *fontManager = nil; DWDialog *dialog; NSFont *font = nil; if(currfont) font = _dw_font_by_name(currfont); if(fontDlg) { dialog = [fontDlg dialog]; /* If someone is already waiting just return */ if(dialog) { return NULL; } } else { [NSFontManager setFontPanelFactory:[DWFontChoose class]]; fontManager = [NSFontManager sharedFontManager]; fontDlg = (DWFontChoose *)[fontManager fontPanel:YES]; } dialog = dw_dialog_new(fontDlg); if(font) [fontManager setSelectedFont:font isMultiple:NO]; else [fontManager setSelectedFont:[NSFont fontWithName:@"Helvetica" size:9.0] isMultiple:NO]; [fontDlg setDialog:dialog]; [fontDlg setFontManager:fontManager]; [fontManager orderFrontFontPanel:fontManager]; /* Wait for them to pick a color */ font = (NSFont *)dw_dialog_wait(dialog); if(font) { NSString *fontname = [font displayName]; NSString *output = [NSString stringWithFormat:@"%d.%s", (int)[font pointSize], [fontname UTF8String]]; return strdup([output UTF8String]); } return NULL; } /* Internal function to return a pointer to an item struct * with information about the packing information regarding object. */ Item *_box_item(id object) { /* Find the item within the box it is packed into */ if([object isKindOfClass:[DWBox class]] || [object isKindOfClass:[DWGroupBox class]] || [object isKindOfClass:[NSControl class]]) { DWBox *parent = (DWBox *)[object superview]; /* Some controls are embedded in scrollviews... * so get the parent of the scrollview in that case. */ if([object isKindOfClass:[NSTableView class]] && [parent isMemberOfClass:[NSClipView class]]) { object = [parent superview]; parent = (DWBox *)[object superview]; } if([parent isKindOfClass:[DWBox class]] || [parent isKindOfClass:[DWGroupBox 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, char *fontname) { NSFont *font = _dw_font_by_name(fontname); if(font) { id object = handle; if([object window]) { [object lockFocus]; [font set]; [object unlockFocus]; } if([object isMemberOfClass:[DWGroupBox class]]) { [object setTitleFont:font]; } else if([object isKindOfClass:[NSControl class]]) { [object setFont:font]; [[object cell] 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 = _box_item(handle); /* Check to see if any of the sizes need to be recalculated */ if(item && (item->origwidth == -1 || item->origheight == -1)) { _control_size(handle, item->origwidth == -1 ? &item->width : NULL, item->origheight == -1 ? &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 = handle; NSFont *font = nil; if([object isMemberOfClass:[DWGroupBox class]]) { font = [object titleFont]; } else if([object isKindOfClass:[NSControl class]] || [object isMemberOfClass:[DWRender class]]) { font = [object font]; } if(font) { NSString *fontname = [font displayName]; 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. */ int API dw_window_destroy(HWND handle) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; id object = handle; /* Handle destroying a top-level window */ if([ object isKindOfClass:[ NSWindow class ] ]) { DWWindow *window = handle; [window close]; } /* Handle removing menu items from menus */ else if([ object isKindOfClass:[NSMenuItem class]]) { NSMenu *menu = [object menu]; [menu removeItem:object]; } /* Handle destroying a control or box */ else if([object isKindOfClass:[DWBox class]] || [object isKindOfClass:[DWGroupBox class]] || [object isKindOfClass:[NSControl class]]) { DWBox *parent = (DWBox *)[object superview]; /* Some controls are embedded in scrollviews... * so get the parent of the scrollview in that case. */ if(([object isKindOfClass:[NSTableView class]] || [object isMemberOfClass:[DWMLE class]]) && [parent isMemberOfClass:[NSClipView class]]) { object = [parent superview]; parent = (DWBox *)[object superview]; } if([parent isKindOfClass:[DWBox class]] || [parent isKindOfClass:[DWGroupBox class]]) { Box *thisbox = [parent box]; int z, index = -1; Item *tmpitem, *thisitem = thisbox->items; for(z=0;z<thisbox->count;z++) { if(thisitem[z].hwnd == object) index = z; } if(index == -1) { DW_MUTEX_UNLOCK; return 0; } [object removeFromSuperview]; tmpitem = malloc(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; free(thisitem); thisbox->count--; } } DW_MUTEX_UNLOCK; return 0; } /* * Gets the text used for a given window. * Parameters: * handle: Handle to the window. * Returns: * text: The text associsated with a given window. */ char * API dw_window_get_text(HWND handle) { NSObject *object = handle; if([object isMemberOfClass:[ DWSpinButton class]]) { DWSpinButton *spinbutton = handle; handle = object = [spinbutton textfield]; } if([ object isKindOfClass:[ NSWindow class ] ] || [ object isKindOfClass:[ NSButton class ] ]) { id window = handle; NSString *nsstr = [ window title]; return strdup([ nsstr UTF8String ]); } else if([ object isKindOfClass:[ NSControl class ] ]) { NSControl *control = handle; NSString *nsstr = [ control stringValue]; return strdup([ nsstr UTF8String ]); } return NULL; } /* * Sets the text used for a given window. * Parameters: * handle: Handle to the window. * text: The text associsated with a given window. */ void API dw_window_set_text(HWND handle, char *text) { id object = handle; if([object isMemberOfClass:[ DWSpinButton class]]) { DWSpinButton *spinbutton = handle; object = [spinbutton textfield]; } if([ object isKindOfClass:[ NSWindow class ] ] || [ object isKindOfClass:[ NSButton class ] ]) [object setTitle:[ NSString stringWithUTF8String:text ]]; else if([ object isKindOfClass:[ NSControl class ] ]) { NSControl *control = handle; [control setStringValue:[ NSString stringWithUTF8String:text ]]; } else if([object isMemberOfClass:[DWGroupBox class]]) { DWGroupBox *groupbox = handle; [groupbox setTitle:[NSString stringWithUTF8String:text]]; } else return; /* If we changed the text... */ Item *item = _box_item(handle); /* Check to see if any of the sizes need to be recalculated */ if(item && (item->origwidth == -1 || item->origheight == -1)) { _control_size(handle, item->origwidth == -1 ? &item->width : NULL, item->origheight == -1 ? &item->height : NULL); /* Queue a redraw on the top-level window */ _dw_redraw([object window], TRUE); } } /* * 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, char *bubbletext) { id object = handle; if(bubbletext && *bubbletext) [object setToolTip:[NSString stringWithUTF8String:bubbletext]]; else [object setToolTip:nil]; } /* * Disables given window (widget). * Parameters: * handle: Handle to the window. */ void API dw_window_disable(HWND handle) { id object = handle; if([object isMemberOfClass:[NSScrollView class]]) { NSScrollView *sv = handle; object = [sv documentView]; } if([object isKindOfClass:[NSControl class]] || [object isKindOfClass:[NSMenuItem class]]) { [object setEnabled:NO]; } if([object isKindOfClass:[NSTextView class]]) { NSTextView *mle = object; [mle setEditable:NO]; } } /* * Enables given window (widget). * Parameters: * handle: Handle to the window. */ void API dw_window_enable(HWND handle) { id object = handle; if([object isMemberOfClass:[NSScrollView class]]) { NSScrollView *sv = handle; object = [sv documentView]; } if([object isKindOfClass:[NSControl class]] || [object isKindOfClass:[NSMenuItem class]]) { [object setEnabled:YES]; } if([object isKindOfClass:[NSTextView class]]) { NSTextView *mle = object; [mle setEditable:YES]; } } /* * 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) */ void API dw_window_set_bitmap_from_data(HWND handle, unsigned long cid, char *data, int len) { NSObject *object = handle; if([ object isKindOfClass:[ NSImageView class ] ]) { NSImageView *iv = handle; NSData *thisdata = [NSData dataWithBytes:data length:len]; NSImage *pixmap = [[NSImage alloc] initWithData:thisdata]; if(pixmap) { [iv setImage:pixmap]; } [pixmap release]; /* If we changed the text... */ Item *item = _box_item(handle); /* Check to see if any of the sizes need to be recalculated */ if(item && (item->origwidth == -1 || item->origheight == -1)) { _control_size(handle, item->origwidth == -1 ? &item->width : NULL, item->origheight == -1 ? &item->height : NULL); /* Queue a redraw on the top-level window */ _dw_redraw([iv window], TRUE); } } } /* * 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) */ void API dw_window_set_bitmap(HWND handle, unsigned long resid, char *filename) { NSObject *object = handle; DW_LOCAL_POOL_IN; if([ object isKindOfClass:[ NSImageView class ] ]) { NSImageView *iv = handle; NSImage *bitmap = nil; if(filename) { bitmap = [[[NSImage alloc] initWithContentsOfFile:[ NSString stringWithUTF8String:filename ]] autorelease]; } else if(resid > 0 && resid < 65536) { bitmap = dw_icon_load(0, resid); } if(bitmap) { [iv setImage:bitmap]; /* Queue a redraw on the top-level window */ _dw_redraw([iv window], TRUE); } } DW_LOCAL_POOL_OUT; } /* * 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; NSView *view = handle; if([ object isKindOfClass:[ NSWindow class ] ]) { NSWindow *window = handle; view = [window contentView]; } 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) { NSWindow *window = handle; [window miniaturize:nil]; return 0; } /* 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; [window setRedraw:YES]; [[window contentView] showWindow]; [window flushWindow]; [window setRedraw:NO]; } /* * Makes the window topmost. * Parameters: * handle: The window handle to make topmost. */ int API dw_window_raise(HWND handle) { NSWindow *window = handle; [window orderFront:nil]; return 0; } /* * Makes the window bottommost. * Parameters: * handle: The window handle to make bottommost. */ int API dw_window_lower(HWND handle) { NSWindow *window = handle; [window orderBack:nil]; return 0; } /* * 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) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; NSObject *object = handle; if([ object isMemberOfClass:[ DWWindow class ] ]) { DWWindow *window = handle; Box *thisbox; NSRect content, frame = NSMakeRect(0, 0, width, height); /* Convert the external frame size to internal content size */ content = [NSWindow contentRectForFrameRect:frame styleMask:[window styleMask]]; /* * The following is an attempt to dynamically size a window based on the size of its * children before realization. Only applicable when width or height is less than one. */ if((width < 1 || height < 1) && (thisbox = [[window contentView] box])) { int depth = 0; /* Calculate space requirements */ _resize_box(thisbox, &depth, (int)width, (int)height, 1); /* Update components that need auto-sizing */ if(width < 1) content.size.width = thisbox->minwidth; if(height < 1) content.size.height = thisbox->minheight; } /* Finally set the size */ [window setContentSize:content.size]; } DW_MUTEX_UNLOCK; } /* * 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:[DWWindow class]]) { Box *thisbox; if((thisbox = [[object contentView] box])) { int depth = 0; NSRect frame; /* Calculate space requirements */ _resize_box(thisbox, &depth, 0, 0, 1); /* Figure out the border size */ frame = [NSWindow frameRectForContentRect:NSMakeRect(0, 0, thisbox->minwidth, thisbox->minheight) styleMask:[object styleMask]]; /* Return what was requested */ if(width) *width = frame.size.width; if(height) *height = frame.size.height; } } else if([object isMemberOfClass:[DWBox class]]) { Box *thisbox; if((thisbox = [object box])) { int depth = 0; /* Calculate space requirements */ _resize_box(thisbox, &depth, 0, 0, 1); /* Return what was requested */ if(width) *width = thisbox->minwidth; if(height) *height = thisbox->minheight; } } else _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)); } /* Convert the coordinates based on gravity */ void _handle_gravity(HWND handle, long *x, long *y, unsigned long width, unsigned long height) { int horz = DW_POINTER_TO_INT(dw_window_get_data(handle, "_dw_grav_horz")); int vert = DW_POINTER_TO_INT(dw_window_get_data(handle, "_dw_grav_vert")); id object = handle; /* Do any gravity calculations */ if(horz || (vert & 0xf) != DW_GRAV_BOTTOM) { long newx = *x, newy = *y; /* Handle horizontal center gravity */ if((horz & 0xf) == DW_GRAV_CENTER) newx += ((dw_screen_width() / 2) - (width / 2)); /* Handle right gravity */ else if((horz & 0xf) == DW_GRAV_RIGHT) newx = dw_screen_width() - width - *x; /* Handle vertical center gravity */ if((vert & 0xf) == DW_GRAV_CENTER) newy += ((dw_screen_height() / 2) - (height / 2)); else if((vert & 0xf) == DW_GRAV_TOP) newy = dw_screen_height() - height - *y; /* Save the new values */ *x = newx; *y = newy; } /* Adjust the values to avoid Dock/Menubar if requested */ if((horz | vert) & DW_GRAV_OBSTACLES) { NSRect visiblerect = [[object screen] visibleFrame]; NSRect totalrect = [[object screen] frame]; if(horz & DW_GRAV_OBSTACLES) { if((horz & 0xf) == DW_GRAV_LEFT) *x += visiblerect.origin.x; else if((horz & 0xf) == DW_GRAV_RIGHT) *x -= (totalrect.origin.x + totalrect.size.width) - (visiblerect.origin.x + visiblerect.size.width); } if(vert & DW_GRAV_OBSTACLES) { if((vert & 0xf) == DW_GRAV_BOTTOM) *y += visiblerect.origin.y; else if((vert & 0xf) == DW_GRAV_TOP) *y -= (totalrect.origin.y + totalrect.size.height) - (visiblerect.origin.y + visiblerect.size.height); } } } /* * 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) { int _locked_by_me = FALSE; DW_MUTEX_LOCK; NSObject *object = handle; if([ object isMemberOfClass:[ DWWindow class ] ]) { DWWindow *window = handle; NSPoint point; NSSize size = [[window contentView] frame].size; /* Can't position an unsized window, so attempt to auto-size */ if(size.width <= 1 || size.height <= 1) { /* Determine the contents size */ dw_window_set_size(handle, 0, 0); } size = [window frame].size; _handle_gravity(handle, &x, &y, (unsigned long)size.width, (unsigned long)size.height); point.x = x; point.y = y; [window setFrameOrigin:point]; /* Position set manually... don't auto-position */ [window setShown:YES]; } DW_MUTEX_UNLOCK; } /* * 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) { dw_window_set_size(handle, width, height); dw_window_set_pos(handle, x, y); } /* * 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:[ NSWindow class ] ]) { NSWindow *window = handle; NSRect rect = [window frame]; if(x) *x = rect.origin.x; if(y) *y = [[window screen] frame].size.height - rect.origin.y - rect.size.height; if(width) *width = rect.size.width; if(height) *height = rect.size.height; return; } else if([ object isKindOfClass:[ NSControl class ] ]) { NSControl *control = handle; NSRect 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) { NSRect screenRect = [[NSScreen mainScreen] frame]; return screenRect.size.width; } /* * Returns the height of the screen. */ int API dw_screen_height(void) { NSRect screenRect = [[NSScreen mainScreen] frame]; return screenRect.size.height; } /* This should return the current color depth */ unsigned long API dw_color_depth_get(void) { NSWindowDepth screenDepth = [[NSScreen mainScreen] depth]; return NSBitsPerPixelFromDepth(screenDepth); } /* * Returns some information about the current operating environment. * Parameters: * env: Pointer to a DWEnv struct. */ void dw_environment_query(DWEnv *env) { struct utsname name; uname(&name); strcpy(env->osName, "MacOS"); strcpy(env->buildDate, __DATE__); strcpy(env->buildTime, __TIME__); 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; env->MinorBuild = 0; } /* * Emits a beep. * Parameters: * freq: Frequency. * dur: Duration. */ void API dw_beep(int freq, int dur) { NSBeep(); } /* 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 *_find_userdata(UserData **root, char *varname) { UserData *tmp = *root; while(tmp) { if(strcasecmp(tmp->varname, varname) == 0) return tmp; tmp = tmp->next; } return NULL; } int _new_userdata(UserData **root, char *varname, void *data) { UserData *new = _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 _remove_userdata(UserData **root, 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. */ void dw_window_set_data(HWND window, char *dataname, void *data) { id object = window; if([object isMemberOfClass:[DWWindow class]]) { NSWindow *win = window; object = [win contentView]; } else if([object isMemberOfClass:[NSScrollView class]]) { NSScrollView *sv = window; object = [sv documentView]; } WindowData *blah = (WindowData *)[object userdata]; if(!blah) { if(!dataname) return; blah = calloc(1, sizeof(WindowData)); [object setUserdata:blah]; } if(data) _new_userdata(&(blah->root), dataname, data); else { if(dataname) _remove_userdata(&(blah->root), dataname, FALSE); else _remove_userdata(&(blah->root), NULL, TRUE); } } /* * 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. */ void *dw_window_get_data(HWND window, char *dataname) { id object = window; if([object isMemberOfClass:[DWWindow class]]) { NSWindow *win = window; object = [win contentView]; } else if([object isMemberOfClass:[NSScrollView class]]) { NSScrollView *sv = window; object = [sv documentView]; } WindowData *blah = (WindowData *)[object userdata]; if(blah && blah->root && dataname) { UserData *ud = _find_userdata(&(blah->root), dataname); if(ud) return ud->data; } return NULL; } #define DW_TIMER_MAX 64 NSTimer *DWTimers[DW_TIMER_MAX]; /* * 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. */ int API dw_timer_connect(int interval, void *sigfunc, void *data) { int z; for(z=0;z<DW_TIMER_MAX;z++) { if(!DWTimers[z]) { break; } } if(sigfunc && !DWTimers[z]) { NSTimeInterval seconds = (double)interval / 1000.0; NSTimer *thistimer = DWTimers[z] = [NSTimer scheduledTimerWithTimeInterval:seconds target:DWHandler selector:@selector(runTimer:) userInfo:nil repeats:YES]; _new_signal(0, thistimer, z+1, sigfunc, data); return z+1; } return 0; } /* * Removes timer callback. * Parameters: * id: Timer ID returned by dw_timer_connect(). */ void API dw_timer_disconnect(int timerid) { SignalHandler *prev = NULL, *tmp = Root; NSTimer *thistimer; /* 0 is an invalid timer ID */ if(timerid < 1 || !DWTimers[timerid-1]) return; thistimer = DWTimers[timerid-1]; DWTimers[timerid-1] = nil; [thistimer invalidate]; while(tmp) { if(tmp->id == timerid && tmp->window == thistimer) { if(prev) { prev->next = tmp->next; free(tmp); tmp = prev->next; } else { Root = tmp->next; free(tmp); tmp = Root; } } else { prev = tmp; tmp = tmp->next; } } } /* * 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, char *signame, void *sigfunc, void *data) { ULONG message = 0, msgid = 0; if(window && signame && sigfunc) { if((message = _findsigmessage(signame)) != 0) { _new_signal(message, window, (int)msgid, sigfunc, 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, char *signame) { SignalHandler *prev = NULL, *tmp = Root; ULONG message; if(!window || !signame || (message = _findsigmessage(signame)) == 0) return; while(tmp) { if(tmp->window == window && tmp->message == message) { if(prev) { prev->next = tmp->next; free(tmp); tmp = prev->next; } else { Root = tmp->next; free(tmp); tmp = Root; } } 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) { SignalHandler *prev = NULL, *tmp = Root; while(tmp) { if(tmp->window == window) { if(prev) { prev->next = tmp->next; free(tmp); tmp = prev->next; } else { Root = tmp->next; free(tmp); tmp = Root; } } 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) { SignalHandler *prev = NULL, *tmp = Root; while(tmp) { if(tmp->window == window && tmp->data == data) { if(prev) { prev->next = tmp->next; free(tmp); tmp = prev->next; } else { Root = tmp->next; free(tmp); tmp = Root; } } else { prev = tmp; tmp = tmp->next; } } } void _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(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); _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, 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 */ while(_dw_main_iteration([NSDate dateWithTimeIntervalSinceNow:0.01])) { /* Just loop */ } } } 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 _seminfo { int fd; int waiting; }; static void _handle_sem(int *tmpsock) { fd_set rd; struct _seminfo *array = (struct _seminfo *)malloc(sizeof(struct _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) return; if(FD_ISSET(listenfd, &rd)) { struct _seminfo *newarray; int newfd = accept(listenfd, 0, 0); if(newfd > -1) { /* Add new connections to the set */ newarray = (struct _seminfo *)malloc(sizeof(struct _seminfo)*(connectcount+1)); memcpy(newarray, array, sizeof(struct _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 _seminfo *newarray; /* Remove this connection from the set */ newarray = (struct _seminfo *)malloc(sizeof(struct _seminfo)*(connectcount-1)); if(!z) memcpy(newarray, &array[1], sizeof(struct _seminfo)*(connectcount-1)); else { memcpy(newarray, array, sizeof(struct _seminfo)*z); if(z!=(connectcount-1)) memcpy(&newarray[z], &array[z+1], sizeof(struct _seminfo)*(z-connectcount-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(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 *)_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(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 _handle_sem. */ if(eve) { close(eve->alive); free(eve); } return 0; } /* Mac specific function to cause garbage collection */ void _dw_pool_drain(void) { #if !defined(GARBAGE_COLLECT) NSAutoreleasePool *pool = pthread_getspecific(_dw_pool_key); [pool drain]; pool = [[NSAutoreleasePool alloc] init]; pthread_setspecific(_dw_pool_key, pool); #endif } /* * Setup thread independent pools. */ void _dwthreadstart(void *data) { void (*threadfunc)(void *) = NULL; void **tmp = (void **)data; NSColor *color; /* If we aren't using garbage collection we need autorelease pools */ #if !defined(GARBAGE_COLLECT) NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init]; pthread_setspecific(_dw_pool_key, pool); #endif _init_colors(); threadfunc = (void (*)(void *))tmp[0]; /* Start our thread function */ threadfunc(tmp[1]); /* 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]; #if !defined(GARBAGE_COLLECT) pool = pthread_getspecific(_dw_pool_key); [pool drain]; #endif free(tmp); } /* * Sets the default font used on text based widgets. * Parameters: * fontname: Font name in Dynamic Windows format. */ void API dw_font_set_default(char *fontname) { NSFont *oldfont = DWDefaultFont; DWDefaultFont = _dw_font_by_name(fontname); [DWDefaultFont retain]; [oldfont release]; } /* * 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[]) { /* Correct the startup path if run from a bundle */ if(argc > 0 && argv[0]) { char *pathcopy = strdup(argv[0]); char *app = strstr(pathcopy, ".app/"); 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 */ Gestalt(gestaltSystemVersionMajor, &DWOSMajor); Gestalt(gestaltSystemVersionMinor, &DWOSMinor); Gestalt(gestaltSystemVersionBugFix, &DWOSBuild); /* Create the application object */ DWApp = [NSApplication sharedApplication]; /* Create object for handling timers */ DWHandler = [[DWTimerHandler alloc] init]; /* If we aren't using garbage collection we need autorelease pools */ #if !defined(GARBAGE_COLLECT) pthread_key_create(&_dw_pool_key, NULL); pool = [[NSAutoreleasePool alloc] init]; pthread_setspecific(_dw_pool_key, pool); #endif pthread_key_create(&_dw_fg_color_key, NULL); pthread_key_create(&_dw_bg_color_key, NULL); _init_colors(); /* Create a default main menu, with just the application menu */ DWMainMenu = _generate_main_menu(); [DWMainMenu retain]; [DWApp setMainMenu:DWMainMenu]; DWObj = [[DWObject alloc] init]; DWDefaultFont = nil; /* Create mutexes for thread safety */ DWRunMutex = dw_mutex_new(); DWThreadMutex = dw_mutex_new(); DWThreadMutex2 = dw_mutex_new(); /* 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]; [NSTextField setCellClass:[DWTextFieldCell class]]; return 0; } /* * 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, 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, 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: * -1 on error. */ int dw_exec(char *program, int type, char **params) { int ret = -1; if(type == DW_EXEC_GUI) { if(params && params[0] && params[1]) { [[NSWorkspace sharedWorkspace] openFile:[NSString stringWithUTF8String:params[1]] withApplication:[NSString stringWithUTF8String:program]]; } else { [[NSWorkspace sharedWorkspace] launchApplication:[NSString stringWithUTF8String:program]]; } return 0; } if((ret = fork()) == 0) { int i; for (i = 3; i < 256; i++) close(i); setsid(); if(type == DW_EXEC_CON) { char **tmpargs; if(!params) { tmpargs = malloc(sizeof(char *)); tmpargs[0] = NULL; } else { int z = 0; while(params[z]) { z++; } tmpargs = malloc(sizeof(char *)*(z+3)); z=0; tmpargs[0] = "xterm"; tmpargs[1] = "-e"; while(params[z]) { tmpargs[z+2] = params[z]; z++; } tmpargs[z+2] = NULL; } execvp("xterm", tmpargs); free(tmpargs); } /* If we got here exec failed */ _exit(-1); } return ret; } /* * Loads a web browser pointed at the given URL. * Parameters: * url: Uniform resource locator. */ int dw_browse(char *url) { NSURL *myurl = [NSURL URLWithString:[NSString stringWithUTF8String:url]]; [[NSWorkspace sharedWorkspace] openURL:myurl]; return DW_ERROR_NONE; } typedef struct _dwprint { NSPrintInfo *pi; int (*drawfunc)(HPRINT, HPIXMAP, int, void *); void *drawdata; unsigned long flags; } DWPrint; /* * 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(char *jobname, unsigned long flags, unsigned int pages, void *drawfunc, void *drawdata) { DWPrint *print; NSPrintPanel *panel; PMPrintSettings settings; NSPrintInfo *pi; if(!drawfunc || !(print = calloc(1, sizeof(DWPrint)))) { return NULL; } if(!jobname) jobname = "Dynamic Windows Print Job"; print->drawfunc = drawfunc; print->drawdata = drawdata; print->flags = flags; /* Get the page range */ pi = [NSPrintInfo sharedPrintInfo]; [pi setHorizontalPagination:NSFitPagination]; [pi setHorizontallyCentered:YES]; [pi setVerticalPagination:NSFitPagination]; [pi setVerticallyCentered:YES]; [pi setOrientation:NSPortraitOrientation]; [pi setLeftMargin:0.0]; [pi setRightMargin:0.0]; [pi setTopMargin:0.0]; [pi setBottomMargin:0.0]; settings = [pi PMPrintSettings]; PMSetPageRange(settings, 1, pages); PMSetFirstPage(settings, 1, true); PMSetLastPage(settings, pages, true); PMPrintSettingsSetJobName(settings, (CFStringRef)[NSString stringWithUTF8String:jobname]); [pi updateFromPMPrintSettings]; /* Create and show the print panel */ panel = [NSPrintPanel printPanel]; if(!panel || [panel runModalWithPrintInfo:pi] == NSCancelButton) { free(print); return NULL; } /* Put the print info from the panel into the operation */ print->pi = pi; return print; } /* * 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) { DWPrint *p = print; NSBitmapImageRep *rep, *rep2; NSPrintInfo *pi; NSPrintOperation *po; HPIXMAP pixmap, pixmap2; NSImage *image, *flipped; NSImageView *iv; NSSize size; PMPrintSettings settings; int x, result = DW_ERROR_UNKNOWN; UInt32 start, end; if(!p) return result; /* Figure out the printer/paper size */ pi = p->pi; size = [pi paperSize]; /* Get the page range */ settings = [pi PMPrintSettings]; PMGetFirstPage(settings, &start); if(start > 0) start--; PMGetLastPage(settings, &end); PMSetPageRange(settings, 1, 1); PMSetFirstPage(settings, 1, true); PMSetLastPage(settings, 1, true); [pi updateFromPMPrintSettings]; /* Create an image view to print and a pixmap to draw into */ iv = [[NSImageView alloc] init]; pixmap = dw_pixmap_new(iv, (int)size.width, (int)size.height, 8); rep = pixmap->image; pixmap2 = dw_pixmap_new(iv, (int)size.width, (int)size.height, 8); rep2 = pixmap2->image; /* Create an image with the data from the pixmap * to go into the image view. */ image = [[NSImage alloc] initWithSize:[rep size]]; flipped = [[NSImage alloc] initWithSize:[rep size]]; [image addRepresentation:rep]; [flipped addRepresentation:rep2]; [iv setImage:flipped]; [iv setImageScaling:NSScaleProportionally]; [iv setFrameOrigin:NSMakePoint(0,0)]; [iv setFrameSize:size]; /* Create the print operation using the image view and * print info obtained from the panel in the last call. */ po = [NSPrintOperation printOperationWithView:iv printInfo:pi]; [po setShowsPrintPanel:NO]; /* Cycle through each page */ for(x=start; x<end && p->drawfunc; x++) { /* Call the application's draw function */ p->drawfunc(print, pixmap, x, p->drawdata); if(p->drawfunc) { /* Internal representation is flipped... so flip again so we can print */ _flip_image(image, rep2, size); #ifdef DEBUG_PRINT /* Save it to file to see what we have */ NSData *data = [rep2 representationUsingType: NSPNGFileType properties: nil]; [data writeToFile: @"print.png" atomically: NO]; #endif /* Print the image view */ [po runOperation]; /* Fill the pixmap with white in case we are printing more pages */ dw_color_foreground_set(DW_CLR_WHITE); dw_draw_rect(0, pixmap, TRUE, 0, 0, (int)size.width, (int)size.height); } } if(p->drawfunc) result = DW_ERROR_NONE; /* Free memory */ [image release]; [flipped release]; dw_pixmap_destroy(pixmap); dw_pixmap_destroy(pixmap2); free(p); [iv release]; return result; } /* * 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) { DWPrint *p = print; if(p) p->drawfunc = NULL; }