Mercurial > dwindows
view os2/dw.c @ 11:cfab3266106f
Removed binary DLL files and added a placeholder file.
author | bsmith@81767d24-ef19-dc11-ae90-00e081727c95 |
---|---|
date | Fri, 06 Jul 2001 13:32:00 +0000 |
parents | 3383ed751a7e |
children | 26e2130135b9 |
line wrap: on
line source
/* * Dynamic Windows: * A GTK like implementation of the PM GUI * * (C) 2000,2001 Brian Smith <dbsoft@technologist.com> * (C) 2000 Achim Hasenmueller <achimha@innotek.de> * (C) 2000 Peter Nielsen <peter@pmview.com> * (C) 1998 Sergey I. Yevtushenko (some code borrowed from cell toolkit) * */ #define INCL_DOS #define INCL_DOSERRORS #define INCL_WIN #define INCL_GPI #include <os2.h> #include <stdlib.h> #include <string.h> #include <stdio.h> #include <stdarg.h> #include <stddef.h> #include <ctype.h> #include <process.h> #include "dw.h" #define QWP_USER 0 char ClassName[] = "dynamicwindows"; char SplitbarClassName[] = "dwsplitbar"; char DefaultFont[] = "9.WarpSans"; /* this is the callback handle for the window procedure * make sure you always match the calling convention! */ int (* EXPENTRY filterfunc)(HWND, ULONG, MPARAM, MPARAM) = 0L; HAB dwhab = 0; HMQ dwhmq = 0; DWTID _dwtid = 0; LONG _foreground = 0xAAAAAA, _background = 0; HWND hwndBubble = NULLHANDLE, hwndBubbleLast = NULLHANDLE; PRECORDCORE pCore = NULL; #ifndef min #define min(a, b) (((a < b) ? a : b)) #endif #ifdef DWDEBUG FILE *f; void reopen(void) { fclose(f); f = fopen("dw.log", "at"); } #endif static LONG lColor[SPLITBAR_WIDTH] = { DW_CLR_BLACK, DW_CLR_PALEGRAY, DW_CLR_WHITE }; #ifdef NO_SIGNALS #define USE_FILTER #else typedef struct _sighandler { struct _sighandler *next; ULONG message; HWND window; void *signalfunction; void *data; } SignalHandler; SignalHandler *Root = NULL; typedef struct { ULONG message; char name[30]; } SignalList; /* List of signals and their equivilent OS/2 message */ #define SIGNALMAX 11 SignalList SignalTranslate[SIGNALMAX] = { { WM_SIZE, "configure_event" }, { WM_CHAR, "key_press_event" }, { WM_BUTTON1DOWN, "button_press_event" }, { WM_BUTTON1UP, "button_release_event"}, { WM_MOUSEMOVE, "motion_notify_event" }, { WM_CLOSE, "delete_event" }, { WM_PAINT, "expose_event" }, { WM_COMMAND, "clicked" }, { CN_ENTER, "container-select" }, { CN_CONTEXTMENU, "container-context" }, { LN_SELECT, "item-select" } }; /* This function adds a signal handler callback into the linked list. */ void _new_signal(ULONG message, HWND window, void *signalfunction, void *data) { SignalHandler *new = malloc(sizeof(SignalHandler)); new->message = message; new->window = window; new->signalfunction = signalfunction; new->data = data; new->next = NULL; if (!Root) Root = new; else { SignalHandler *prev = NULL, *tmp = Root; while(tmp) { 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(stricmp(signame, SignalTranslate[z].name) == 0) return SignalTranslate[z].message; } return 0L; } #endif /* This function removes and handlers on windows and frees * the user memory allocated to it. */ void _free_window_memory(HWND handle) { HENUM henum; HWND child; #ifndef NO_SIGNALS dw_signal_disconnect_by_window(handle); #endif henum = WinBeginEnumWindows(handle); while((child = WinGetNextWindow(henum)) != NULLHANDLE) { void *ptr = (void *)WinQueryWindowPtr(handle, QWP_USER); if(ptr) { WinSetWindowPtr(handle, QWP_USER, 0); free(ptr); } _free_window_memory(child); } WinEndEnumWindows(henum); return; } /* This function returns 1 if the window (widget) handle * passed to it is a valid window that can gain input focus. */ int _validate_focus(HWND handle) { char tmpbuf[100]; if(!handle) return 0; WinQueryClassName(handle, 99, tmpbuf); /* These are the window classes which can * obtain input focus. */ if(strncmp(tmpbuf, "#2", 2)==0 || /* Entryfield */ strncmp(tmpbuf, "#3", 2)==0 || /* Button */ strncmp(tmpbuf, "#6", 2)==0 || /* Combobox */ strncmp(tmpbuf, "#7", 2)==0 || /* List box */ strncmp(tmpbuf, "#10", 3)==0 || /* MLE */ strncmp(tmpbuf, "#32", 3)==0 || /* Spinbutton */ strncmp(tmpbuf, "#37", 3)== 0) /* Container */ return 1; return 0; } int _focus_check_box(Box *box, HWND handle, int start) { int z; static HWND lasthwnd, firsthwnd; static int finish_searching; /* Start is 2 when we have cycled completely and * need to set the focus to the last widget we found * that was valid. */ if(start == 2) { if(lasthwnd) WinSetFocus(HWND_DESKTOP, lasthwnd); return 0; } /* Start is 1 when we are entering the function * for the first time, it is zero when entering * the function recursively. */ if(start == 1) { lasthwnd = handle; finish_searching = 0; firsthwnd = 0; } /* Vertical boxes are inverted on OS/2 */ if(box->type == BOXVERT) { for(z=0;z<box->count;z++) { if(box->items[z].type == TYPEBOX) { Box *thisbox = WinQueryWindowPtr(box->items[z].hwnd, QWP_USER); if(thisbox && _focus_check_box(thisbox, handle, start == 3 ? 3 : 0)) return 1; } else { if(box->items[z].hwnd == handle) { if(lasthwnd == handle && firsthwnd) WinSetFocus(HWND_DESKTOP, firsthwnd); else if(lasthwnd == handle && !firsthwnd) finish_searching = 1; else WinSetFocus(HWND_DESKTOP, lasthwnd); /* If we aren't looking for the last handle, * return immediately. */ if(!finish_searching) return 1; } if(_validate_focus(box->items[z].hwnd)) { /* Start is 3 when we are looking for the * first valid item in the layout. */ if(start == 3) { WinSetFocus(HWND_DESKTOP, box->items[z].hwnd); return 1; } if(!firsthwnd) firsthwnd = box->items[z].hwnd; lasthwnd = box->items[z].hwnd; } else { char tmpbuf[100] = ""; WinQueryClassName(box->items[z].hwnd, 99, tmpbuf); if(strncmp(tmpbuf, "#40", 3)==0) /* Notebook */ { Box *notebox; HWND page = (HWND)WinSendMsg(box->items[z].hwnd, BKM_QUERYPAGEWINDOWHWND, (MPARAM)dw_notebook_page_query(box->items[z].hwnd), 0); if(page) { notebox = (Box *)WinQueryWindowPtr(page, QWP_USER); if(notebox && _focus_check_box(notebox, handle, start == 3 ? 3 : 0)) return 1; } } } } } } else { for(z=box->count-1;z>-1;z--) { if(box->items[z].type == TYPEBOX) { Box *thisbox = WinQueryWindowPtr(box->items[z].hwnd, QWP_USER); if(thisbox && _focus_check_box(thisbox, handle, start == 3 ? 3 : 0)) return 1; } else { if(box->items[z].hwnd == handle) { if(lasthwnd == handle && firsthwnd) WinSetFocus(HWND_DESKTOP, firsthwnd); else if(lasthwnd == handle && !firsthwnd) finish_searching = 1; else WinSetFocus(HWND_DESKTOP, lasthwnd); /* If we aren't looking for the last handle, * return immediately. */ if(!finish_searching) return 1; } if(_validate_focus(box->items[z].hwnd)) { /* Start is 3 when we are looking for the * first valid item in the layout. */ if(start == 3) { WinSetFocus(HWND_DESKTOP, box->items[z].hwnd); return 1; } if(!firsthwnd) firsthwnd = box->items[z].hwnd; lasthwnd = box->items[z].hwnd; } else { char tmpbuf[100] = ""; WinQueryClassName(box->items[z].hwnd, 99, tmpbuf); if(strncmp(tmpbuf, "#40", 3)==0) /* Notebook */ { Box *notebox; HWND page = (HWND)WinSendMsg(box->items[z].hwnd, BKM_QUERYPAGEWINDOWHWND, (MPARAM)dw_notebook_page_query(box->items[z].hwnd), 0); if(page) { notebox = (Box *)WinQueryWindowPtr(page, QWP_USER); if(notebox && _focus_check_box(notebox, handle, start == 3 ? 3 : 0)) return 1; } } } } } } return 0; } /* This function finds the first widget in the * layout and moves the current focus to it. */ void _initial_focus(HWND handle) { Box *thisbox; HWND box; box = WinWindowFromID(handle, FID_CLIENT); if(box) thisbox = WinQueryWindowPtr(box, QWP_USER); if(thisbox) { _focus_check_box(thisbox, handle, 3); } } /* This function finds the current widget in the * layout and moves the current focus to the next item. */ void _shift_focus(HWND handle) { Box *thisbox; HWND box, lastbox = WinQueryWindow(handle, QW_PARENT); /* Find the toplevel window */ while((box = WinQueryWindow(lastbox, QW_PARENT)) > 0x80000001) { lastbox = box; } thisbox = WinQueryWindowPtr(lastbox, QWP_USER); if(!thisbox) { box = WinWindowFromID(lastbox, FID_CLIENT); if(box) thisbox = WinQueryWindowPtr(box, QWP_USER); } if(thisbox) { if(_focus_check_box(thisbox, handle, 1) == 0) _focus_check_box(thisbox, handle, 2); } } /* ResetWindow: * Resizes window to the exact same size to trigger * recalculation of frame. */ void _ResetWindow(HWND hwndFrame) { SWP swp; WinQueryWindowPos(hwndFrame, &swp); WinSetWindowPos(hwndFrame, HWND_TOP, 0, 0, swp.cx, swp.cy-1, SWP_SIZE); WinSetWindowPos(hwndFrame, HWND_TOP, 0, 0, swp.cx, swp.cy, SWP_SIZE); } /* This function will recursively search a box and add up the total height of it */ void _count_size(HWND box, int type, int *xsize, int *xorigsize) { int size = 0, origsize = 0, z; Box *tmp = WinQueryWindowPtr(box, QWP_USER); if(!tmp) { *xsize = *xorigsize = 0; return; } if(type == tmp->type) { /* If the box is going in the direction we want, then we * return the entire sum of the items. */ for(z=0;z<tmp->count;z++) { if(tmp->items[z].type == TYPEBOX) { int s, os; _count_size(tmp->items[z].hwnd, type, &s, &os); size += s; origsize += os; } else { size += (type == BOXHORZ ? tmp->items[z].width : tmp->items[z].height); origsize += (type == BOXHORZ ? tmp->items[z].origwidth : tmp->items[z].origheight); } } } else { /* If the box is not going in the direction we want, then we only * want to return the maximum value. */ int tmpsize = 0, tmporigsize = 0; for(z=0;z<tmp->count;z++) { if(tmp->items[z].type == TYPEBOX) _count_size(tmp->items[z].hwnd, type, &tmpsize, &tmporigsize); else { tmpsize = (type == BOXHORZ ? tmp->items[z].width : tmp->items[z].height); tmporigsize = (type == BOXHORZ ? tmp->items[z].origwidth : tmp->items[z].origheight); } if(tmpsize > size) size = tmpsize; } } *xsize = size; *xorigsize = origsize; } /* Function: TrackRectangle * Abstract: Tracks given rectangle. * * If rclBounds is NULL, then track rectangle on entire desktop. * rclTrack is in window coorditates and will be mapped to * desktop. */ BOOL _TrackRectangle(HWND hwndBase, RECTL* rclTrack, RECTL* rclBounds) { TRACKINFO track; APIRET rc; track.cxBorder = 1; track.cyBorder = 1; track.cxGrid = 1; track.cyGrid = 1; track.cxKeyboard = 8; track.cyKeyboard = 8; if(!rclTrack) return FALSE; if(rclBounds) { track.rclBoundary = *rclBounds; } else { track.rclBoundary.yTop = track.rclBoundary.xRight = 3000; track.rclBoundary.yBottom = track.rclBoundary.xLeft = -3000; } track.rclTrack = *rclTrack; WinMapWindowPoints(hwndBase, HWND_DESKTOP, (PPOINTL)&track.rclTrack, 2); track.ptlMinTrackSize.x = track.rclTrack.xRight - track.rclTrack.xLeft; track.ptlMinTrackSize.y = track.rclTrack.yTop - track.rclTrack.yBottom; track.ptlMaxTrackSize.x = track.rclTrack.xRight - track.rclTrack.xLeft; track.ptlMaxTrackSize.y = track.rclTrack.yTop - track.rclTrack.yBottom; track.fs = TF_MOVE | TF_ALLINBOUNDARY; rc = WinTrackRect(HWND_DESKTOP, 0, &track); if(rc) *rclTrack = track.rclTrack; return rc; } /* This function calculates how much space the widgets and boxes require * and does expansion as necessary. */ int _resize_box(Box *thisbox, int *depth, int x, int y, int *usedx, int *usedy, int pass, int *usedpadx, int *usedpady) { int z, currentx = 0, currenty = 0; int vectorx = 0, vectory = 0; int uymax = 0, uxmax = 0; int upymax = 0, upxmax = 0; /* Used for the SIZEEXPAND */ int nux = *usedx, nuy = *usedy; int nupx = *usedpadx, nupy = *usedpady; (*usedx) += (thisbox->pad * 2); (*usedy) += (thisbox->pad * 2); for(z=0;z<thisbox->count;z++) { if(thisbox->items[z].type == TYPEBOX) { int initialx, initialy; Box *tmp = WinQueryWindowPtr(thisbox->items[z].hwnd, QWP_USER); initialx = x - (*usedx); initialy = y - (*usedy); if(tmp) { int newx, newy; int nux = *usedx, nuy = *usedy; int upx = *usedpadx + (tmp->pad*2), upy = *usedpady + (tmp->pad*2); /* On the second pass we know how big the box needs to be and how * much space we have, so we can calculate a ratio for the new box. */ if(pass == 2) { int deep = *depth + 1; _resize_box(tmp, &deep, x, y, &nux, &nuy, 1, &upx, &upy); tmp->upx = upx - *usedpadx; tmp->upy = upy - *usedpady; newx = x - nux; newy = y - nuy; tmp->width = thisbox->items[z].width = initialx - newx; tmp->height = thisbox->items[z].height = initialy - newy; tmp->parentxratio = thisbox->xratio; tmp->parentyratio = thisbox->yratio; tmp->parentpad = tmp->pad; /* Just in case */ tmp->xratio = thisbox->xratio; tmp->yratio = thisbox->yratio; #ifdef DWDEBUG if(pass > 1) { fprintf(f, "FARK! depth %d\r\nwidth = %d, height = %d, nux = %d, nuy = %d, upx = %d, upy = %d xratio = %f, yratio = %f\r\n\r\n", *depth, thisbox->items[z].width, thisbox->items[z].height, nux, nuy, tmp->upx, tmp->upy, tmp->xratio, tmp->yratio); reopen(); } #endif if(thisbox->type == BOXVERT) { if((thisbox->items[z].width-((thisbox->items[z].pad*2)+(tmp->pad*2)))!=0) tmp->xratio = ((float)((thisbox->items[z].width * thisbox->xratio)-((thisbox->items[z].pad*2)+(tmp->pad*2))))/((float)(thisbox->items[z].width-((thisbox->items[z].pad*2)+(tmp->pad*2)))); } else { if((thisbox->items[z].width-tmp->upx)!=0) tmp->xratio = ((float)((thisbox->items[z].width * thisbox->xratio)-tmp->upx))/((float)(thisbox->items[z].width-tmp->upx)); } if(thisbox->type == BOXHORZ) { if((thisbox->items[z].height-((thisbox->items[z].pad*2)+(tmp->pad*2)))!=0) tmp->yratio = ((float)((thisbox->items[z].height * thisbox->yratio)-((thisbox->items[z].pad*2)+(tmp->pad*2))))/((float)(thisbox->items[z].height-((thisbox->items[z].pad*2)+(tmp->pad*2)))); } else { if((thisbox->items[z].height-tmp->upy)!=0) tmp->yratio = ((float)((thisbox->items[z].height * thisbox->yratio)-tmp->upy))/((float)(thisbox->items[z].height-tmp->upy)); } nux = *usedx; nuy = *usedy; upx = *usedpadx + (tmp->pad*2); upy = *usedpady + (tmp->pad*2); } (*depth)++; #ifdef DWDEBUG if(pass > 1) { fprintf(f, "Before Resize Box depth %d\r\nx = %d, y = %d, usedx = %d, usedy = %d, usedpadx = %d, usedpady = %d xratio = %f, yratio = %f\r\n\r\n", *depth, x, y, *usedx, *usedy, *usedpadx, *usedpady, tmp->xratio, tmp->yratio); reopen(); } #endif _resize_box(tmp, depth, x, y, &nux, &nuy, pass, &upx, &upy); (*depth)--; newx = x - nux; newy = y - nuy; tmp->minwidth = thisbox->items[z].width = initialx - newx; tmp->minheight = thisbox->items[z].height = initialy - newy; #ifdef DWDEBUG if(pass > 1) { fprintf(f, "After Resize Box depth %d\r\nx = %d, y = %d, usedx = %d, usedy = %d, usedpadx = %d, usedpady = %d width = %d, height = %d\r\n\r\n", *depth, x, y, *usedx, *usedy, *usedpadx, *usedpady, thisbox->items[z].width, thisbox->items[z].height); reopen(); } #endif } } if(pass > 1 && *depth > 0) { if(thisbox->type == BOXVERT) thisbox->items[z].xratio = ((float)((thisbox->width * thisbox->parentxratio)-((thisbox->items[z].pad*2)+(thisbox->parentpad*2))))/((float)(thisbox->minwidth-((thisbox->items[z].pad*2)+(thisbox->parentpad*2)))); else thisbox->items[z].xratio = ((float)((thisbox->width * thisbox->parentxratio)-thisbox->upx))/((float)(thisbox->minwidth-thisbox->upx)); if(thisbox->type == BOXHORZ) thisbox->items[z].yratio = ((float)((thisbox->height * thisbox->parentyratio)-((thisbox->items[z].pad*2)+(thisbox->parentpad*2))))/((float)(thisbox->minheight-((thisbox->items[z].pad*2)+(thisbox->parentpad*2)))); else thisbox->items[z].yratio = ((float)((thisbox->height * thisbox->parentyratio)-thisbox->upy))/((float)(thisbox->minheight-thisbox->upy)); #ifdef DWDEBUG fprintf(f, "RATIO- xratio = %f, yratio = %f, width = %d, height = %d, pad = %d, box xratio = %f, box yratio = %f, parent xratio = %f, parent yratio = %f, minwidth = %d, minheight = %d, width = %d, height = %d, upx = %d, upy = %d\r\n\r\n", thisbox->items[z].xratio, thisbox->items[z].yratio, thisbox->items[z].width, thisbox->items[z].height, thisbox->items[z].pad, thisbox->xratio, thisbox->yratio, thisbox->parentxratio, thisbox->parentyratio, thisbox->minwidth, thisbox->minheight, thisbox->width, thisbox->height, thisbox->upx, thisbox->upy); reopen(); #endif } else { thisbox->items[z].xratio = thisbox->xratio; thisbox->items[z].yratio = thisbox->yratio; } if(thisbox->type == BOXVERT) { if((thisbox->items[z].width + (thisbox->items[z].pad*2)) > uxmax) uxmax = (thisbox->items[z].width + (thisbox->items[z].pad*2)); if(thisbox->items[z].hsize != SIZEEXPAND) { if(((thisbox->items[z].pad*2) + thisbox->items[z].width) > upxmax) upxmax = (thisbox->items[z].pad*2) + thisbox->items[z].width; } else { if(thisbox->items[z].pad*2 > upxmax) upxmax = thisbox->items[z].pad*2; } } else { if(thisbox->items[z].width == -1) { /* figure out how much space this item requires */ /* thisbox->items[z].width = */ } else { (*usedx) += thisbox->items[z].width + (thisbox->items[z].pad*2); if(thisbox->items[z].hsize != SIZEEXPAND) (*usedpadx) += (thisbox->items[z].pad*2) + thisbox->items[z].width; else (*usedpadx) += thisbox->items[z].pad*2; } } if(thisbox->type == BOXHORZ) { if((thisbox->items[z].height + (thisbox->items[z].pad*2)) > uymax) uymax = (thisbox->items[z].height + (thisbox->items[z].pad*2)); if(thisbox->items[z].vsize != SIZEEXPAND) { if(((thisbox->items[z].pad*2) + thisbox->items[z].height) > upymax) upymax = (thisbox->items[z].pad*2) + thisbox->items[z].height; } else { if(thisbox->items[z].pad*2 > upymax) upymax = thisbox->items[z].pad*2; } } else { if(thisbox->items[z].height == -1) { /* figure out how much space this item requires */ /* thisbox->items[z].height = */ } else { (*usedy) += thisbox->items[z].height + (thisbox->items[z].pad*2); if(thisbox->items[z].vsize != SIZEEXPAND) (*usedpady) += (thisbox->items[z].pad*2) + thisbox->items[z].height; else (*usedpady) += thisbox->items[z].pad*2; } } } (*usedx) += uxmax; (*usedy) += uymax; (*usedpadx) += upxmax; (*usedpady) += upymax; currentx += thisbox->pad; currenty += thisbox->pad; #ifdef DWDEBUG fprintf(f, "Done Calc depth %d\r\nusedx = %d, usedy = %d, usedpadx = %d, usedpady = %d, currentx = %d, currenty = %d, uxmax = %d, uymax = %d\r\n\r\n", *depth, *usedx, *usedy, *usedpadx, *usedpady, currentx, currenty, uxmax, uymax); reopen(); #endif /* The second pass is for expansion and actual placement. */ if(pass > 1) { /* Any SIZEEXPAND items should be set to uxmax/uymax */ for(z=0;z<thisbox->count;z++) { if(thisbox->items[z].hsize == SIZEEXPAND && thisbox->type == BOXVERT) thisbox->items[z].width = uxmax-(thisbox->items[z].pad*2); if(thisbox->items[z].vsize == SIZEEXPAND && thisbox->type == BOXHORZ) thisbox->items[z].height = uymax-(thisbox->items[z].pad*2); /* Run this code segment again to finalize the sized after setting uxmax/uymax values. */ if(thisbox->items[z].type == TYPEBOX) { Box *tmp = WinQueryWindowPtr(thisbox->items[z].hwnd, QWP_USER); if(tmp) { if(*depth > 0) { if(thisbox->type == BOXVERT) { tmp->xratio = ((float)((thisbox->items[z].width * thisbox->xratio)-((thisbox->items[z].pad*2)+(thisbox->pad*2))))/((float)(tmp->minwidth-((thisbox->items[z].pad*2)+(thisbox->pad*2)))); tmp->width = thisbox->items[z].width; } if(thisbox->type == BOXHORZ) { tmp->yratio = ((float)((thisbox->items[z].height * thisbox->yratio)-((thisbox->items[z].pad*2)+(thisbox->pad*2))))/((float)(tmp->minheight-((thisbox->items[z].pad*2)+(thisbox->pad*2)))); tmp->height = thisbox->items[z].height; } } (*depth)++; /*tmp->xratio = ((float)((thisbox->items[z].width * thisbox->xratio)-tmp->upx) )/((float)(tmp->minwidth-tmp->upx)); tmp->yratio = ((float)((thisbox->items[z].height * thisbox->yratio)-tmp->upy))/((float)(tmp->minheight-tmp->upy));*/ #ifdef DWDEBUG fprintf(f, "2- Resize Box depth %d\r\nx = %d, y = %d, usedx = %d, usedy = %d, usedpadx = %d, usedpady = %d xratio = %f, yratio = %f,\r\nupx = %d, upy = %d, width = %d, height = %d, minwidth = %d, minheight = %d, box xratio = %f, box yratio = %f\r\n\r\n", *depth, x, y, *usedx, *usedy, *usedpadx, *usedpady, tmp->xratio, tmp->yratio, tmp->upx, tmp->upy, thisbox->items[z].width, thisbox->items[z].height, tmp->minwidth, tmp->minheight, thisbox->xratio, thisbox->yratio); reopen(); #endif _resize_box(tmp, depth, x, y, &nux, &nuy, 3, &nupx, &nupy); (*depth)--; } } } for(z=0;z<(thisbox->count);z++) { int height = thisbox->items[z].height; int width = thisbox->items[z].width; int pad = thisbox->items[z].pad; HWND handle = thisbox->items[z].hwnd; /* When upxmax != pad*2 then ratios are incorrect. */ vectorx = (int)((width*thisbox->items[z].xratio)-width); vectory = (int)((height*thisbox->items[z].yratio)-height); if(width > 0 && height > 0) { char tmpbuf[100]; /* This is a hack to fix rounding of the sizing */ if(*depth == 0) { vectorx++; vectory++; } /* If this item isn't going to expand... reset the vectors to 0 */ if(thisbox->items[z].vsize != SIZEEXPAND) vectory = 0; if(thisbox->items[z].hsize != SIZEEXPAND) vectorx = 0; WinQueryClassName(handle, 99, tmpbuf); if(strncmp(tmpbuf, "#2", 2)==0) { /* Make the combobox big enough to drop down. :) */ WinSetWindowPos(handle, HWND_TOP, currentx + pad, (currenty + pad) - 100, width + vectorx, (height + vectory) + 100, SWP_MOVE | SWP_SIZE | SWP_ZORDER); } else if(strncmp(tmpbuf, "#6", 2)==0) { /* Entryfields on OS/2 have a thick border that isn't on Windows and GTK */ WinSetWindowPos(handle, HWND_TOP, (currentx + pad) + 3, (currenty + pad) + 3, (width + vectorx) - 6, (height + vectory) - 6, SWP_MOVE | SWP_SIZE | SWP_ZORDER); } else { WinSetWindowPos(handle, HWND_TOP, currentx + pad, currenty + pad, width + vectorx, height + vectory, SWP_MOVE | SWP_SIZE | SWP_ZORDER); if(thisbox->items[z].type == TYPEBOX) { Box *boxinfo = WinQueryWindowPtr(handle, QWP_USER); if(boxinfo && boxinfo->grouphwnd) WinSetWindowPos(boxinfo->grouphwnd, HWND_TOP, 0, 0, width + vectorx, height + vectory, SWP_MOVE | SWP_SIZE | SWP_ZORDER); } } #ifdef DWDEBUG fprintf(f, "Window Pos depth %d\r\ncurrentx = %d, currenty = %d, pad = %d, width = %d, height = %d, vectorx = %d, vectory = %d, Box type = %s\r\n\r\n", *depth, currentx, currenty, pad, width, height, vectorx, vectory,thisbox->type == BOXHORZ ? "Horizontal" : "Vertical"); reopen(); #endif if(thisbox->type == BOXHORZ) currentx += width + vectorx + (pad * 2); if(thisbox->type == BOXVERT) currenty += height + vectory + (pad * 2); } } } return 0; } void _do_resize(Box *thisbox, int x, int y) { if(x != 0 && y != 0) { if(thisbox) { int usedx = 0, usedy = 0, usedpadx = 0, usedpady = 0, depth = 0; _resize_box(thisbox, &depth, x, y, &usedx, &usedy, 1, &usedpadx, &usedpady); if(usedx-usedpadx == 0 || usedy-usedpady == 0) return; thisbox->xratio = ((float)(x-usedpadx))/((float)(usedx-usedpadx)); thisbox->yratio = ((float)(y-usedpady))/((float)(usedy-usedpady)); #ifdef DWDEBUG fprintf(f, "WM_SIZE Resize Box Pass 1\r\nx = %d, y = %d, usedx = %d, usedy = %d, usedpadx = %d, usedpady = %d xratio = %f, yratio = %f\r\n\r\n", x, y, usedx, usedy, usedpadx, usedpady, thisbox->xratio, thisbox->yratio); reopen(); #endif usedx = usedy = usedpadx = usedpady = depth = 0; _resize_box(thisbox, &depth, x, y, &usedx, &usedy, 2, &usedpadx, &usedpady); #ifdef DWDEBUG fprintf(f, "WM_SIZE Resize Box Pass 2\r\nx = %d, y = %d, usedx = %d, usedy = %d, usedpadx = %d, usedpady = %d\r\n", x, y, usedx, usedy, usedpadx, usedpady); reopen(); #endif } } } /* This procedure handles WM_QUERYTRACKINFO requests from the frame */ MRESULT EXPENTRY _sizeproc(HWND hWnd, ULONG msg, MPARAM mp1, MPARAM mp2) { PFNWP *blah = WinQueryWindowPtr(hWnd, QWP_USER); switch(msg) { case WM_QUERYTRACKINFO: { if(blah && *blah) { PTRACKINFO ptInfo; int res; PFNWP myfunc = *blah; res = (int)myfunc(hWnd, msg, mp1, mp2); ptInfo = (PTRACKINFO)(mp2); ptInfo->ptlMinTrackSize.y = 8; ptInfo->ptlMinTrackSize.x = 8; return (MRESULT)res; } } } if(blah && *blah) { PFNWP myfunc = *blah; return myfunc(hWnd, msg, mp1, mp2); } return WinDefWindowProc(hWnd, msg, mp1, mp2); } /* This procedure handles drawing of a status border */ MRESULT EXPENTRY _statusproc(HWND hWnd, ULONG msg, MPARAM mp1, MPARAM mp2) { PFNWP *blah = WinQueryWindowPtr(hWnd, QWP_USER); if(blah && *blah) { PFNWP myfunc = *blah; switch(msg) { case WM_PAINT: { HPS hpsPaint; RECTL rclPaint; POINTL ptl1, ptl2; char buf[1024]; hpsPaint = WinBeginPaint(hWnd, 0, 0); WinQueryWindowRect(hWnd, &rclPaint); WinFillRect(hpsPaint, &rclPaint, CLR_PALEGRAY); GpiSetColor(hpsPaint, CLR_DARKGRAY); ptl1.x = 0; ptl2.y = ptl1.y = rclPaint.yTop - rclPaint.yBottom; ptl2.x = rclPaint.xRight - rclPaint.xLeft; GpiMove(hpsPaint, &ptl1); GpiLine(hpsPaint, &ptl2); ptl2.y = ptl2.x = 0; GpiMove(hpsPaint, &ptl1); GpiLine(hpsPaint, &ptl2); GpiSetColor(hpsPaint, CLR_WHITE); ptl2.x = ptl1.x = rclPaint.xRight - rclPaint.xLeft; ptl1.y = 0; ptl2.y = rclPaint.yTop - rclPaint.yBottom; GpiMove(hpsPaint, &ptl1); GpiLine(hpsPaint, &ptl2); ptl2.y = ptl2.x = 0; GpiMove(hpsPaint, &ptl1); GpiLine(hpsPaint, &ptl2); WinQueryWindowText(hWnd, 1024, buf); rclPaint.xLeft += 3; rclPaint.xRight--; rclPaint.yTop--; rclPaint.yBottom++; GpiSetColor(hpsPaint, CLR_BLACK); WinDrawText(hpsPaint, -1, buf, &rclPaint, DT_TEXTATTRS, DT_TEXTATTRS, DT_VCENTER | DT_LEFT | DT_TEXTATTRS); WinEndPaint(hpsPaint); return (MRESULT)TRUE; } } return myfunc(hWnd, msg, mp1, mp2); } return WinDefWindowProc(hWnd, msg, mp1, mp2); } /* Originally just intended for entryfields, it now serves as a generic * procedure for handling TAB presses to change input focus on controls. */ MRESULT EXPENTRY _entryproc(HWND hWnd, ULONG msg, MPARAM mp1, MPARAM mp2) { PFNWP *blah = WinQueryWindowPtr(hWnd, QWP_USER); switch(msg) { case WM_CHAR: if(SHORT1FROMMP(mp2) == '\t') { _shift_focus(hWnd); return FALSE; } break; } if(blah && *blah) { PFNWP myfunc = *blah; return myfunc(hWnd, msg, mp1, mp2); } return WinDefWindowProc(hWnd, msg, mp1, mp2); } /* Handle correct painting of a combobox with the WS_CLIPCHILDREN * flag enabled, and also handle TABs to switch input focus. */ MRESULT EXPENTRY _comboproc(HWND hWnd, ULONG msg, MPARAM mp1, MPARAM mp2) { PFNWP *blah = WinQueryWindowPtr(hWnd, QWP_USER); switch(msg) { case WM_CHAR: if(SHORT1FROMMP(mp2) == '\t') { _shift_focus(hWnd); return FALSE; } break; case WM_PAINT: { HWND parent = WinQueryWindow(hWnd, QW_PARENT); ULONG bcol, av[32]; HPS hpsPaint; POINTL ptl; /* Add 6 because it has a thick border like the entryfield */ unsigned long width, height, thumbheight = WinQuerySysValue(HWND_DESKTOP, SV_CYVSCROLLARROW) + 6; WinQueryPresParam(parent, PP_BACKGROUNDCOLORINDEX, 0, &bcol, sizeof(ULONG), &av, QPF_ID1COLORINDEX | QPF_NOINHERIT); dw_window_get_pos_size(hWnd, 0, 0, &width, &height); hpsPaint = WinGetPS(hWnd); GpiSetColor(hpsPaint, CLR_PALEGRAY); ptl.x = 0; ptl.y = 99; GpiMove(hpsPaint, &ptl); ptl.x = width; ptl.y = height - thumbheight; GpiBox(hpsPaint, DRO_FILL, &ptl, 0, 0); WinReleasePS(hpsPaint); } break; } if(blah && *blah) { PFNWP myfunc = *blah; return myfunc(hWnd, msg, mp1, mp2); } return WinDefWindowProc(hWnd, msg, mp1, mp2); } void _GetPPFont(HWND hwnd, char *buff) { ULONG AttrFound; BYTE AttrValue[128]; ULONG cbRetLen; cbRetLen = WinQueryPresParam(hwnd, PP_FONTNAMESIZE, 0, &AttrFound, sizeof(AttrValue), &AttrValue, QPF_NOINHERIT); if(PP_FONTNAMESIZE == AttrFound && cbRetLen) { memcpy(buff, AttrValue, cbRetLen); } } /* Returns height of specified window. */ int _get_height(HWND handle) { unsigned long height; dw_window_get_pos_size(handle, NULL, NULL, NULL, &height); return (int)height; } /* Find the height of the frame a desktop style window is sitting on */ int _get_frame_height(HWND handle) { while(handle) { HWND client; if((client = WinWindowFromID(handle, FID_CLIENT)) != NULLHANDLE) { return _get_height(WinQueryWindow(handle, QW_PARENT)); } handle = WinQueryWindow(handle, QW_PARENT); } return dw_screen_height(); } #ifndef NO_SIGNALS MRESULT EXPENTRY _run_event(HWND hWnd, ULONG msg, MPARAM mp1, MPARAM mp2) { int result = -1; SignalHandler *tmp = Root; ULONG origmsg = msg; if(msg == WM_BUTTON2DOWN || msg == WM_BUTTON3DOWN) msg = WM_BUTTON1DOWN; if(msg == WM_BUTTON2UP || msg == WM_BUTTON3UP) msg = WM_BUTTON1UP; /* Find any callbacks for this function */ while(tmp) { if(tmp->message == msg || msg == WM_CONTROL) { switch(msg) { case WM_SIZE: { int (*sizefunc)(HWND, int, int, void *) = (int (*)(HWND, int, int, void *))tmp->signalfunction; if(hWnd == tmp->window || WinWindowFromID(tmp->window, FID_CLIENT) == hWnd) { result = sizefunc(tmp->window, SHORT1FROMMP(mp2), SHORT2FROMMP(mp2), tmp->data); tmp = NULL; } } break; case WM_BUTTON1DOWN: { POINTS pts = (*((POINTS*)&mp1)); int (*buttonfunc)(HWND, int, int, int, void *) = (int (*)(HWND, int, int, int, void *))tmp->signalfunction; if(hWnd == tmp->window || WinWindowFromID(tmp->window, FID_CLIENT) == hWnd || WinQueryCapture(HWND_DESKTOP) == tmp->window) { int button; switch(origmsg) { case WM_BUTTON1DOWN: button = 1; break; case WM_BUTTON2DOWN: button = 2; break; case WM_BUTTON3DOWN: button = 3; break; } result = buttonfunc(tmp->window, pts.x, _get_frame_height(tmp->window) - pts.y, button, tmp->data); tmp = NULL; } } break; case WM_BUTTON1UP: { POINTS pts = (*((POINTS*)&mp1)); int (*buttonfunc)(HWND, int, int, int, void *) = (int (*)(HWND, int, int, int, void *))tmp->signalfunction; if(hWnd == tmp->window || WinWindowFromID(tmp->window, FID_CLIENT) == hWnd || WinQueryCapture(HWND_DESKTOP) == tmp->window) { int button; switch(origmsg) { case WM_BUTTON1UP: button = 1; break; case WM_BUTTON2UP: button = 2; break; case WM_BUTTON3UP: button = 3; break; } result = buttonfunc(tmp->window, pts.x, WinQueryWindow(tmp->window, QW_PARENT) == HWND_DESKTOP ? dw_screen_height() - pts.y : _get_height(tmp->window) - pts.y, button, tmp->data); tmp = NULL; } } break; case WM_MOUSEMOVE: { int (*motionfunc)(HWND, int, int, int, void *) = (int (*)(HWND, int, int, int, void *))tmp->signalfunction; if(hWnd == tmp->window || WinWindowFromID(tmp->window, FID_CLIENT) == hWnd || WinQueryCapture(HWND_DESKTOP) == tmp->window) { int keys = 0; SHORT x = SHORT1FROMMP(mp1), y = SHORT2FROMMP(mp1); if (WinGetKeyState(HWND_DESKTOP, VK_BUTTON1) & 0x8000) keys = DW_BUTTON1_MASK; if (WinGetKeyState(HWND_DESKTOP, VK_BUTTON2) & 0x8000) keys |= DW_BUTTON2_MASK; if (WinGetKeyState(HWND_DESKTOP, VK_BUTTON3) & 0x8000) keys |= DW_BUTTON3_MASK; result = motionfunc(tmp->window, x, _get_frame_height(tmp->window) - y, keys, tmp->data); tmp = NULL; } } break; case WM_CHAR: { int (*keypressfunc)(HWND, int, void *) = (int (*)(HWND, int, void *))tmp->signalfunction; if(hWnd == tmp->window) { result = keypressfunc(tmp->window, SHORT1FROMMP(mp2), tmp->data); tmp = NULL; } } break; case WM_CLOSE: { int (*closefunc)(HWND, void *) = (int (*)(HWND, void *))tmp->signalfunction; if(hWnd == tmp->window || hWnd == WinWindowFromID(tmp->window, FID_CLIENT)) { result = closefunc(tmp->window, tmp->data); tmp = NULL; } } break; case WM_PAINT: { HPS hps; DWExpose exp; int (*exposefunc)(HWND, DWExpose *, void *) = (int (*)(HWND, DWExpose *, void *))tmp->signalfunction; RECTL rc; if(hWnd == tmp->window) { int height = _get_height(hWnd); hps = WinBeginPaint(hWnd, 0L, &rc); exp.x = rc.xLeft; exp.y = height - rc.yTop - 1; exp.width = rc.xRight - rc. xLeft; exp.height = rc.yTop - rc.yBottom; result = exposefunc(hWnd, &exp, tmp->data); WinEndPaint(hps); } } break; case WM_COMMAND: { int (*clickfunc)(HWND, void *) = (int (*)(HWND, void *))tmp->signalfunction; ULONG command = COMMANDMSG(&msg)->cmd; if(tmp->window < 65536 && command == tmp->window) { result = clickfunc(tmp->window, tmp->data); tmp = NULL; } } break; case WM_CONTROL: if(tmp->message == SHORT2FROMMP(mp1)) { switch(SHORT2FROMMP(mp1)) { case CN_ENTER: { int (*containerselectfunc)(HWND, char *, void *) = (int (*)(HWND, char *, void *))tmp->signalfunction; int id = SHORT1FROMMP(mp1); HWND conthwnd = dw_window_from_id(hWnd, id); char *text = NULL; if(mp2) { PRECORDCORE pre; pre = ((PNOTIFYRECORDENTER)mp2)->pRecord; if(pre) text = pre->pszIcon; } if(tmp->window == conthwnd) { result = containerselectfunc(tmp->window, text, tmp->data); tmp = NULL; } } break; case CN_CONTEXTMENU: { int (*containercontextfunc)(HWND, char *, int, int, void *) = (int (*)(HWND, char *, int, int, void *))tmp->signalfunction; int id = SHORT1FROMMP(mp1); HWND conthwnd = dw_window_from_id(hWnd, id); char *text = NULL; LONG x,y; if(mp2) { PRECORDCORE pre; pre = (PRECORDCORE)mp2; text = pre->pszIcon; } dw_pointer_query_pos(&x, &y); if(tmp->window == conthwnd) { result = containercontextfunc(tmp->window, text, x, y, tmp->data); tmp = NULL; } } break; case LN_SELECT: { int (*listboxselectfunc)(HWND, int, void *) = (int (*)(HWND, int, void *))tmp->signalfunction; int id = SHORT1FROMMP(mp1); HWND conthwnd = dw_window_from_id(hWnd, id); if(tmp->window == conthwnd || (!id && tmp->window == (HWND)mp2)) { char buf1[500], classbuf[100]; unsigned int index = dw_listbox_selected(tmp->window); dw_listbox_query_text(tmp->window, index, buf1, 500); WinQueryClassName(tmp->window, 99, classbuf); if(id && strncmp(classbuf, "#6", 2)==0) { char *buf2; buf2 = dw_window_get_text(tmp->window); /* This is to make sure the listboxselect function doesn't * get called if the user is modifying the entry text. */ if(buf2 && *buf2 && *buf1 && strncmp(buf1, buf2, 500) == 0) result = listboxselectfunc(tmp->window, index, tmp->data); if(buf2) free(buf2); } else result = listboxselectfunc(tmp->window, index, tmp->data); tmp = NULL; } } break; } } break; } } if(tmp) tmp = tmp->next; } return (MRESULT)result; } #endif /* Handles control messages sent to the box (owner). */ MRESULT EXPENTRY _controlproc(HWND hWnd, ULONG msg, MPARAM mp1, MPARAM mp2) { Box *blah = WinQueryWindowPtr(hWnd, QWP_USER); switch(msg) { case WM_CONTROL: _run_event(hWnd, msg, mp1, mp2); break; } if(blah && blah->oldproc) { return blah->oldproc(hWnd, msg, mp1, mp2); } return WinDefWindowProc(hWnd, msg, mp1, mp2); } /* The main window procedure for Dynamic Windows, all the resizing code is done here. */ MRESULT EXPENTRY _wndproc(HWND hWnd, ULONG msg, MPARAM mp1, MPARAM mp2) { int result = -1; static int command_active = 0; void (* windowfunc)(PVOID) = 0L; if(filterfunc) result = filterfunc(hWnd, msg, mp1, mp2); #ifndef NO_SIGNALS if(result == -1 && !command_active) { /* Make sure we don't end up in infinite recursion */ command_active = 1; result = (int)_run_event(hWnd, msg, mp1, mp2); command_active = 0; } #endif /* Now that any handlers are done... do normal processing */ switch( msg ) { case WM_ERASEBACKGROUND: return 0; case WM_PAINT: { HPS hps; RECTL rc; hps = WinBeginPaint( hWnd, 0L, &rc ); WinEndPaint( hps ); break; } case WM_SIZE: { Box *mybox = (Box *)WinQueryWindowPtr(hWnd, QWP_USER); if(!SHORT1FROMMP(mp2) && !SHORT2FROMMP(mp2)) return (MPARAM)TRUE; if(mybox && mybox->flags != DW_MINIMIZED) { /* Hide the window when recalculating to reduce * CPU load. */ WinShowWindow(hWnd, FALSE); _do_resize(mybox, SHORT1FROMMP(mp2), SHORT2FROMMP(mp2)); WinShowWindow(hWnd, TRUE); } } break; case WM_MINMAXFRAME: { Box *mybox = (Box *)WinQueryWindowPtr(hWnd, QWP_USER); SWP *swp = (SWP *)mp1; if(mybox && (swp->fl & SWP_MINIMIZE)) mybox->flags = DW_MINIMIZED; if(mybox && (swp->fl & SWP_RESTORE)) mybox->flags = 0; if(mybox && (swp->fl & SWP_MAXIMIZE)) { int z; mybox->flags = 0; /* Hide the window when recalculating to reduce * CPU load. */ WinShowWindow(hWnd, FALSE); _do_resize(mybox, swp->cx, swp->cy); if(mybox->count == 1 && mybox->items[0].type == TYPEBOX) { mybox = (Box *)WinQueryWindowPtr(mybox->items[0].hwnd, QWP_USER); for(z=0;z<mybox->count;z++) { char tmpbuf[100]; WinQueryClassName(mybox->items[z].hwnd, 99, tmpbuf); /* If we have a notebook we resize the page again. */ if(strncmp(tmpbuf, "#40", 3)==0) { unsigned long x, y, width, height; int page = dw_notebook_page_query(mybox->items[z].hwnd); HWND pagehwnd = (HWND)WinSendMsg(mybox->items[z].hwnd, BKM_QUERYPAGEWINDOWHWND, MPFROMLONG(page), 0); RECTL rc; Box *pagebox = (Box *)WinQueryWindowPtr(pagehwnd, QWP_USER); if(pagebox) { dw_window_get_pos_size(mybox->items[z].hwnd, &x, &y, &width, &height); rc.xLeft = x; rc.yBottom = y; rc.xRight = x + width; rc.yTop = y + height; WinSendMsg(mybox->items[z].hwnd, BKM_CALCPAGERECT, (MPARAM)&rc, (MPARAM)TRUE); _do_resize(pagebox, rc.xRight - rc.xLeft, rc.yTop - rc.yBottom); } } } } WinShowWindow(hWnd, TRUE); } } break; case WM_CLOSE: dw_window_destroy(WinQueryWindow(hWnd, QW_PARENT)); return (MRESULT)TRUE; case WM_USER: windowfunc = (void (*)(void *))mp1; if(windowfunc) windowfunc((void *)mp2); break; case WM_CHAR: if(SHORT1FROMMP(mp2) == '\t') { _shift_focus(hWnd); return FALSE; } break; case WM_DESTROY: /* Free memory before destroying */ _free_window_memory(hWnd); break; } if(filterfunc && result != -1) return (MRESULT)result; else return WinDefWindowProc(hWnd, msg, mp1, mp2); } void _changebox(Box *thisbox, int percent, int type) { int z; for(z=0;z<thisbox->count;z++) { if(thisbox->items[z].type == TYPEBOX) { Box *tmp = WinQueryWindowPtr(thisbox->items[z].hwnd, QWP_USER); _changebox(tmp, percent, type); } else { if(type == BOXHORZ) { if(thisbox->items[z].hsize == SIZEEXPAND) thisbox->items[z].width = (int)(((float)thisbox->items[z].origwidth) * (((float)percent)/((float)100.0))); } else { if(thisbox->items[z].vsize == SIZEEXPAND) thisbox->items[z].height = (int)(((float)thisbox->items[z].origheight) * (((float)percent)/((float)100.0))); } } } } /* This handles any activity on the splitbars (sizers) */ MRESULT EXPENTRY _splitwndproc(HWND hwnd, ULONG msg, MPARAM mp1, MPARAM mp2) { HWND hwndFrame = 0; Box *thisbox = 0; hwndFrame = WinQueryWindow(hwnd, QW_PARENT); if(hwndFrame) thisbox = WinQueryWindowPtr(hwndFrame, QWL_USER); switch (msg) { case WM_ACTIVATE: case WM_SETFOCUS: return (MRESULT)(FALSE); case WM_PAINT: { HPS hpsPaint; RECTL rclPaint; POINTL ptlStart[SPLITBAR_WIDTH]; POINTL ptlEnd[SPLITBAR_WIDTH]; USHORT i; hpsPaint = WinBeginPaint(hwnd, 0, 0); WinQueryWindowRect(hwnd, &rclPaint); if(thisbox->type == BOXHORZ) { for(i = 0; i < SPLITBAR_WIDTH; i++) { ptlStart[i].x = rclPaint.xLeft + i; ptlStart[i].y = rclPaint.yTop; ptlEnd[i].x = rclPaint.xLeft + i; ptlEnd[i].y = rclPaint.yBottom; } } else { for(i = 0; i < SPLITBAR_WIDTH; i++) { ptlStart[i].x = rclPaint.xLeft; ptlStart[i].y = rclPaint.yBottom + i; ptlEnd[i].x = rclPaint.xRight; ptlEnd[i].y = rclPaint.yBottom + i; } } for(i = 0; i < SPLITBAR_WIDTH; i++) { GpiSetColor( hpsPaint, lColor[i]); GpiMove(hpsPaint, &ptlStart[i]); GpiLine(hpsPaint, &ptlEnd[i]); } WinEndPaint(hpsPaint); } return MRFROMSHORT(FALSE); case WM_MOUSEMOVE: { if(thisbox->type == BOXHORZ) WinSetPointer(HWND_DESKTOP, WinQuerySysPointer(HWND_DESKTOP, SPTR_SIZEWE, FALSE)); else WinSetPointer(HWND_DESKTOP, WinQuerySysPointer(HWND_DESKTOP, SPTR_SIZENS, FALSE)); } return MRFROMSHORT(FALSE); case WM_BUTTON1DOWN: { APIRET rc; RECTL rclFrame; RECTL rclBounds; RECTL rclStart; USHORT startSize, orig, actual; WinQueryWindowRect(hwnd, &rclFrame); WinQueryWindowRect(hwnd, &rclStart); WinQueryWindowRect(hwndFrame, &rclBounds); WinMapWindowPoints(hwndFrame, HWND_DESKTOP, (PPOINTL)&rclBounds, 2); WinMapWindowPoints(hwnd, HWND_DESKTOP, (PPOINTL)&rclStart, 2); { int z, pastsplitbar = FALSE, found = FALSE; orig = actual = 0; for(z=0;z<thisbox->count;z++) { if(thisbox->items[z].hwnd == hwnd) pastsplitbar = TRUE; else { if(thisbox->type == BOXHORZ) { int tmpwidth, tmporigwidth; if(thisbox->items[z].type == TYPEBOX) _count_size(thisbox->items[z].hwnd, BOXHORZ, &tmpwidth, &tmporigwidth); else { tmpwidth = thisbox->items[z].width; tmporigwidth = thisbox->items[z].origwidth; } if(thisbox->items[z].hsize != SIZESTATIC && tmpwidth > actual && tmporigwidth) { found = pastsplitbar; orig = tmporigwidth; actual = tmpwidth; } } else { int tmpheight, tmporigheight; if(thisbox->items[z].type == TYPEBOX) _count_size(thisbox->items[z].hwnd, BOXVERT, &tmpheight, &tmporigheight); else { tmpheight = thisbox->items[z].height; tmporigheight = thisbox->items[z].origheight; } if(thisbox->items[z].vsize != SIZESTATIC && tmpheight > actual && tmporigheight) { found = pastsplitbar; orig = tmporigheight; actual = tmpheight; } } } } /* If we couldn't determine a valid scale... then abort */ if(!orig || !actual) return MRFROMSHORT(FALSE); if(thisbox->type == BOXHORZ) { if(found) startSize = (rclStart.xLeft - rclBounds.xLeft) * (((float)actual)/((float)orig)); else startSize = (rclStart.xLeft - rclBounds.xLeft) * (((float)orig)/((float)actual)); } else { if(found) startSize = (rclStart.yBottom - rclBounds.yBottom) * (((float)actual)/((float)orig)); else startSize = (rclStart.yBottom - rclBounds.yBottom) * (((float)orig)/((float)actual)); } } rc = _TrackRectangle(hwnd, &rclFrame, &rclBounds); if(rc == TRUE) { USHORT usNewRB; USHORT percent; int z; if(thisbox->type == BOXHORZ) { usNewRB = rclFrame.xLeft - rclBounds.xLeft; } else { usNewRB = rclFrame.yBottom - rclBounds.yBottom; } /* We don't want the item to disappear completely */ if(!usNewRB) usNewRB++; if(!startSize) startSize++; percent = (usNewRB*100)/startSize; for(z=0;z<thisbox->count;z++) { if(thisbox->items[z].type == TYPEBOX) { Box *tmp = WinQueryWindowPtr(thisbox->items[z].hwnd, QWP_USER); _changebox(tmp, percent, thisbox->type); } else { if(thisbox->items[z].hwnd == hwnd) percent = (startSize*100)/usNewRB; if(thisbox->type == BOXHORZ) { if(thisbox->items[z].hsize == SIZEEXPAND) thisbox->items[z].width = (int)(((float)thisbox->items[z].origwidth) * (((float)percent)/((float)100.0))); } else { if(thisbox->items[z].vsize == SIZEEXPAND) thisbox->items[z].height = (int)(((float)thisbox->items[z].origheight) * (((float)percent)/((float)100.0))); } } } _ResetWindow(WinQueryWindow(hwnd, QW_OWNER)); } } return MRFROMSHORT(FALSE); } return WinDefWindowProc(hwnd, msg, mp1, mp2); } /* Function: BubbleProc * Abstract: Subclass procedure for bubble help */ MRESULT EXPENTRY _BubbleProc(HWND hwnd, ULONG msg, MPARAM mp1, MPARAM mp2) { MRESULT res; PFNWP proc = (PFNWP)WinQueryWindowPtr(hwnd, QWL_USER); if(proc) res = proc(hwnd, msg, mp1, mp2); else res = WinDefWindowProc(hwnd, msg, mp1, mp2); if(msg == WM_PAINT) { POINTL ptl; HPS hpsTemp; RECTL rcl; int height, width; WinQueryWindowRect(hwnd, &rcl); height = rcl.yTop - rcl.yBottom - 1; width = rcl.xRight - rcl.xLeft - 1; /* Draw a border around the bubble help */ hpsTemp = WinGetPS(hwnd); GpiSetColor(hpsTemp, DW_CLR_BLACK); ptl.x = ptl.y = 0; GpiMove(hpsTemp, &ptl); ptl.x = 0; ptl.y = height; GpiLine(hpsTemp, &ptl); ptl.x = ptl.y = 0; GpiMove(hpsTemp, &ptl); ptl.y = 0; ptl.x = width; GpiLine(hpsTemp, &ptl); ptl.x = width; ptl.y = height; GpiMove(hpsTemp, &ptl); ptl.x = 0; ptl.y = height; GpiLine(hpsTemp, &ptl); ptl.x = width; ptl.y = height; GpiMove(hpsTemp, &ptl); ptl.y = 0; ptl.x = width; GpiLine(hpsTemp, &ptl); WinReleasePS(hpsTemp); } return res; } /* Function: BtProc * Abstract: Subclass procedure for buttons */ MRESULT EXPENTRY _BtProc(HWND hwnd, ULONG msg, MPARAM mp1, MPARAM mp2) { BubbleButton *bubble; bubble = (BubbleButton *)WinQueryWindowPtr(hwnd, QWL_USER); if(!bubble) return WinDefWindowProc(hwnd, msg, mp1, mp2); switch(msg) { #ifndef NO_SIGNALS case WM_BUTTON1UP: { SignalHandler *tmp = Root; if(WinIsWindowEnabled(hwnd)) { /* Find any callbacks for this function */ while(tmp) { if(tmp->message == WM_COMMAND) { /* Make sure it's the right window, and the right ID */ if(tmp->window == hwnd) { /* Due to the fact that if we run the function * here, finishing actions on the button will occur * after we run the signal handler. So we post the * message so the button can finish what it needs to * do before we run our handler. */ WinPostMsg(hwnd, WM_USER, (MPARAM)tmp, 0); tmp = NULL; } } if(tmp) tmp= tmp->next; } } } break; case WM_USER: { SignalHandler *tmp = (SignalHandler *)mp1; int (*clickfunc)(HWND, void *) = NULL; if(tmp) { clickfunc = (int (*)(HWND, void *))tmp->signalfunction; clickfunc(tmp->window, tmp->data); } } break; #endif case WM_CHAR: { #ifndef NO_SIGNALS /* A button press should also occur for an ENTER or SPACE press * while the button has the active input focus. */ if(SHORT1FROMMP(mp2) == '\r' || SHORT1FROMMP(mp2) == ' ') { SignalHandler *tmp = Root; /* Find any callbacks for this function */ while(tmp) { if(tmp->message == WM_COMMAND) { /* Make sure it's the right window, and the right ID */ if(tmp->window == hwnd) { WinPostMsg(hwnd, WM_USER, (MPARAM)tmp, 0); tmp = NULL; } } if(tmp) tmp= tmp->next; } } #endif if(SHORT1FROMMP(mp2) == '\t') { _shift_focus(hwnd); return FALSE; } } break; case 0x041f: if (hwndBubble) { WinDestroyWindow(hwndBubble); hwndBubble = 0; } break; case 0x041e: if(!*bubble->bubbletext) break; if(hwndBubble) { WinDestroyWindow(hwndBubble); hwndBubble = 0; } if(!hwndBubble) { HPS hpsTemp = 0; LONG lHight; LONG lWidth; POINTL txtPointl[TXTBOX_COUNT]; POINTL ptlWork = {0,0}; ULONG ulColor = DW_CLR_YELLOW; void *blah; hwndBubbleLast = hwnd; hwndBubble = WinCreateWindow(HWND_DESKTOP, WC_STATIC, "", SS_TEXT | DT_CENTER | DT_VCENTER, 0,0,0,0, HWND_DESKTOP, HWND_TOP, 0, NULL, NULL); WinSetPresParam(hwndBubble, PP_FONTNAMESIZE, sizeof(DefaultFont), DefaultFont); WinSetPresParam(hwndBubble, PP_BACKGROUNDCOLORINDEX, sizeof(ulColor), &ulColor); WinSetWindowText(hwndBubble, bubble->bubbletext); WinMapWindowPoints(hwnd, HWND_DESKTOP, &ptlWork, 1); hpsTemp = WinGetPS(hwndBubble); GpiQueryTextBox(hpsTemp, strlen(bubble->bubbletext), bubble->bubbletext, TXTBOX_COUNT, txtPointl); WinReleasePS(hpsTemp); lWidth = txtPointl[TXTBOX_TOPRIGHT].x - txtPointl[TXTBOX_TOPLEFT ].x + 8; lHight = txtPointl[TXTBOX_TOPLEFT].y - txtPointl[TXTBOX_BOTTOMLEFT].y + 8; ptlWork.y -= lHight; blah = (void *)WinSubclassWindow(hwndBubble, _BubbleProc); if(blah) WinSetWindowPtr(hwndBubble, QWP_USER, blah); WinSetWindowPos(hwndBubble, HWND_TOP, ptlWork.x, ptlWork.y, lWidth, lHight, SWP_SIZE | SWP_MOVE | SWP_SHOW); } break; } if(!bubble->pOldProc) return WinDefWindowProc(hwnd, msg, mp1, mp2); return bubble->pOldProc(hwnd, msg, mp1, mp2); } MRESULT EXPENTRY _RendProc(HWND hwnd, ULONG msg, MPARAM mp1, MPARAM mp2) { int res = 0; #ifndef NO_SIGNALS res = (int)_run_event(hwnd, msg, mp1, mp2); #endif switch(msg) { case WM_BUTTON1DOWN: case WM_BUTTON2DOWN: case WM_BUTTON3DOWN: if(!res) WinSetFocus(HWND_DESKTOP, hwnd); return (MPARAM)TRUE; } return WinDefWindowProc(hwnd, msg, mp1, mp2); } /* * Initializes the Dynamic Windows engine. * Parameters: * newthread: True if this is the only thread. * False if there is already a message loop running. */ int dw_init(int newthread) { APIRET rc; if(newthread) { dwhab = WinInitialize(0); dwhmq = WinCreateMsgQueue(dwhab, 0); } rc = WinRegisterClass(dwhab, ClassName, _wndproc, CS_SIZEREDRAW | CS_CLIPCHILDREN, 32); rc = WinRegisterClass(dwhab, SplitbarClassName, _splitwndproc, 0L, 32); #ifdef DWDEBUG f = fopen("dw.log", "wt"); #endif return rc; } /* * Runs a message loop for Dynamic Windows. * Parameters: * currenthab: The handle to the current anchor block * or NULL if this DW is handling the message loop. * func: Function pointer to the message filter function. */ void dw_main(HAB currenthab, void *func) { QMSG qmsg; HAB habtouse; if(!currenthab) habtouse = dwhab; else habtouse = currenthab; /* Setup the filter function */ filterfunc = (int (* EXPENTRY)(HWND, ULONG, MPARAM, MPARAM))func; _dwtid = dw_thread_id(); while (WinGetMsg(habtouse, &qmsg, 0, 0, 0)) WinDispatchMsg(habtouse, &qmsg); #ifdef DWDEBUG fclose(f); #endif if(!currenthab) { WinDestroyMsgQueue(dwhmq); WinTerminate(dwhab); } } /* * Free's memory allocated by dynamic windows. * Parameters: * ptr: Pointer to dynamic windows allocated * memory to be free()'d. */ void dw_free(void *ptr) { free(ptr); } /* * Allocates and initializes a dialog struct. * Parameters: * data: User defined data to be passed to functions. */ DWDialog *dw_dialog_new(void *data) { DWDialog *tmp = malloc(sizeof(DWDialog)); 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 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 *dw_dialog_wait(DWDialog *dialog) { QMSG qmsg; void *tmp; while (WinGetMsg(dwhab, &qmsg, 0, 0, 0)) { WinDispatchMsg(dwhab, &qmsg); if(dialog->done) break; } dw_event_close(&dialog->eve); tmp = dialog->result; free(dialog); return tmp; } /* * Displays a Message Box with given text and title.. * Parameters: * title: The title of the message box. * format: printf style format string. * ...: Additional variables for use in the format. */ int dw_messagebox(char *title, char *format, ...) { va_list args; char outbuf[1024]; va_start(args, format); vsprintf(outbuf, format, args); va_end(args); WinMessageBox(HWND_DESKTOP, HWND_DESKTOP, outbuf, title, 0, MB_OK | MB_INFORMATION | MB_MOVEABLE); return strlen(outbuf); } /* * Displays a Message Box with given text and title.. * Parameters: * title: The title of the message box. * text: The text to display in the box. * Returns: * True if YES False of NO. */ int dw_yesno(char *title, char *text) { if(WinMessageBox(HWND_DESKTOP, HWND_DESKTOP, text, title, 0, MB_YESNO | MB_INFORMATION | MB_MOVEABLE | MB_SYSTEMMODAL)==MBID_YES) return TRUE; return FALSE; } /* * Makes the window visible. * Parameters: * handle: The window handle to make visible. */ int dw_window_show(HWND handle) { int rc = WinSetWindowPos(handle, NULLHANDLE, 0, 0, 0, 0, SWP_SHOW); HSWITCH hswitch; SWCNTRL swcntrl; WinSetFocus(HWND_DESKTOP, handle); _initial_focus(handle); /* If this window has a switch list entry make sure it is visible */ hswitch = WinQuerySwitchHandle(handle, 0); if(hswitch) { WinQuerySwitchEntry(hswitch, &swcntrl); swcntrl.uchVisibility = SWL_VISIBLE; WinChangeSwitchEntry(hswitch, &swcntrl); } return rc; } /* * Makes the window invisible. * Parameters: * handle: The window handle to make visible. */ int dw_window_hide(HWND handle) { HSWITCH hswitch; SWCNTRL swcntrl; /* If this window has a switch list entry make sure it is invisible */ hswitch = WinQuerySwitchHandle(handle, 0); if(hswitch) { WinQuerySwitchEntry(hswitch, &swcntrl); swcntrl.uchVisibility = SWL_INVISIBLE; WinChangeSwitchEntry(hswitch, &swcntrl); } return WinShowWindow(handle, FALSE); } /* * Destroys a window and all of it's children. * Parameters: * handle: The window handle to destroy. */ int dw_window_destroy(HWND handle) { return WinDestroyWindow(handle); } /* * Changes a window's parent to newparent. * Parameters: * handle: The window handle to destroy. * newparent: The window's new parent window. */ void dw_window_reparent(HWND handle, HWND newparent) { HWND blah = WinWindowFromID(newparent, FID_CLIENT); WinSetParent(handle, blah ? blah : newparent, TRUE); } /* * 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 dw_window_set_font(HWND handle, char *fontname) { return WinSetPresParam(handle, PP_FONTNAMESIZE, strlen(fontname)+1, fontname); } /* * 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 dw_window_set_color(HWND handle, ULONG fore, ULONG back) { if((fore & DW_RGB_COLOR) == DW_RGB_COLOR) { RGB2 rgb2; rgb2.bBlue = DW_BLUE_VALUE(fore); rgb2.bGreen = DW_GREEN_VALUE(fore); rgb2.bRed = DW_RED_VALUE(fore); rgb2.fcOptions = 0; WinSetPresParam(handle, PP_FOREGROUNDCOLOR, sizeof(RGB2), &rgb2); } if((back & DW_RGB_COLOR) == DW_RGB_COLOR) { RGB2 rgb2; rgb2.bBlue = DW_BLUE_VALUE(back); rgb2.bGreen = DW_GREEN_VALUE(back); rgb2.bRed = DW_RED_VALUE(back); rgb2.fcOptions = 0; WinSetPresParam(handle, PP_BACKGROUNDCOLOR, sizeof(RGB2), &rgb2); return 0; } if((fore & DW_RGB_COLOR) == DW_RGB_COLOR) return 0; /* Slight conversion */ if(fore == DW_CLR_BLACK) fore = CLR_BLACK; if(fore == DW_CLR_WHITE) fore = CLR_WHITE; if(back == DW_CLR_BLACK) back = CLR_BLACK; if(back == DW_CLR_WHITE) back = CLR_WHITE; return (WinSetPresParam(handle, PP_FOREGROUNDCOLORINDEX, sizeof(ULONG), &fore) | WinSetPresParam(handle, PP_BACKGROUNDCOLORINDEX, sizeof(ULONG), &back)); } /* * 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 dw_window_set_border(HWND handle, int border) { WinSendMsg(handle, WM_SETBORDERSIZE, MPFROMSHORT(border), MPFROMSHORT(border)); return 0; } /* * Captures the mouse input to this window. * Parameters: * handle: Handle to receive mouse input. */ void dw_window_capture(HWND handle) { WinSetCapture(HWND_DESKTOP, handle); } /* * Releases previous mouse capture. */ void dw_window_release(void) { WinSetCapture(HWND_DESKTOP, NULLHANDLE); } /* * Tracks this window movement. * Parameters: * handle: Handle to frame to be tracked. */ void dw_window_track(HWND handle) { WinSendMsg(handle, WM_TRACKFRAME, MPFROMSHORT(TF_MOVE), 0); } /* * 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 dw_window_new(HWND hwndOwner, char *title, ULONG flStyle) { HWND hwndclient = 0, hwndframe; Box *newbox = calloc(1, sizeof(Box)); PFNWP *blah = malloc(sizeof(PFNWP)); newbox->pad = 0; newbox->type = BOXVERT; newbox->count = 0; flStyle |= FCF_NOBYTEALIGN; hwndframe = WinCreateStdWindow(hwndOwner, 0L, &flStyle, ClassName, title, 0L, NULLHANDLE, 0L, &hwndclient); *blah = WinSubclassWindow(hwndframe, _sizeproc); WinSetWindowPtr(hwndframe, QWP_USER, blah); WinSetWindowPtr(hwndclient, QWP_USER, newbox); return hwndframe; } /* * Create a new Box to be packed. * Parameters: * type: Either BOXVERT (vertical) or BOXHORZ (horizontal). * pad: Number of pixels to pad around the box. */ HWND dw_box_new(int type, int pad) { Box *newbox = calloc(1, sizeof(Box)); HWND hwndframe; newbox->pad = pad; newbox->type = type; newbox->count = 0; newbox->grouphwnd = NULLHANDLE; hwndframe = WinCreateWindow(HWND_OBJECT, WC_FRAME, NULL, WS_VISIBLE | WS_CLIPCHILDREN, 0,0,2000,1000, NULLHANDLE, HWND_TOP, 0L, NULL, NULL); newbox->oldproc = WinSubclassWindow(hwndframe, _controlproc); WinSetWindowPtr(hwndframe, QWP_USER, newbox); dw_window_set_color(hwndframe, DW_CLR_PALEGRAY, DW_CLR_PALEGRAY); return hwndframe; } /* * Create a new Group Box to be packed. * Parameters: * type: Either BOXVERT (vertical) or BOXHORZ (horizontal). * pad: Number of pixels to pad around the box. * title: Text to be displayined in the group outline. */ HWND dw_groupbox_new(int type, int pad, char *title) { Box *newbox = calloc(1, sizeof(Box)); HWND hwndframe; newbox->pad = pad; newbox->type = type; newbox->count = 0; hwndframe = WinCreateWindow(HWND_OBJECT, WC_FRAME, NULL, WS_VISIBLE, 0,0,2000,1000, NULLHANDLE, HWND_TOP, 0L, NULL, NULL); newbox->grouphwnd = WinCreateWindow(hwndframe, WC_STATIC, title, WS_VISIBLE | SS_GROUPBOX | WS_GROUP, 0,0,2000,1000, NULLHANDLE, HWND_TOP, 0L, NULL, NULL); WinSetWindowPtr(hwndframe, QWP_USER, newbox); dw_window_set_color(hwndframe, DW_CLR_PALEGRAY, DW_CLR_PALEGRAY); dw_window_set_color(newbox->grouphwnd, DW_CLR_BLACK, DW_CLR_PALEGRAY); dw_window_set_font(newbox->grouphwnd, DefaultFont); return hwndframe; } /* * Create a bitmap object to be packed. * Parameters: * id: An ID to be used with WinWindowFromID() or 0L. */ HWND dw_bitmap_new(ULONG id) { return WinCreateWindow(HWND_OBJECT, WC_STATIC, NULL, WS_VISIBLE | SS_TEXT, 0,0,2000,1000, NULLHANDLE, HWND_TOP, id, NULL, NULL); } /* * Create a notebook object to be packed. * Parameters: * id: An ID to be used for getting the resource from the * resource file. */ HWND dw_notebook_new(ULONG id, int top) { ULONG flags; HWND tmp; if(top) flags = BKS_MAJORTABTOP; else flags = BKS_MAJORTABBOTTOM; tmp = WinCreateWindow(HWND_OBJECT, WC_NOTEBOOK, NULL, WS_VISIBLE | BKS_TABBEDDIALOG | flags, 0,0,2000,1000, NULLHANDLE, HWND_TOP, id, NULL, NULL); dw_window_set_font(tmp, DefaultFont); return tmp; } /* * Create a menu object to be popped up. * Parameters: * id: An ID to be used for getting the resource from the * resource file. */ HMENUI dw_menu_new(ULONG id) { HMENUI tmp = malloc(sizeof(struct _hmenui)); if(!tmp) return NULL; tmp->menu = WinCreateWindow(HWND_OBJECT, WC_MENU, NULL, WS_VISIBLE, 0,0,2000,1000, NULLHANDLE, HWND_TOP, id, NULL, NULL); return tmp; } /* * Create a menubar on a window. * Parameters: * location: Handle of a window frame to be attached to. */ HMENUI dw_menubar_new(HWND location) { HMENUI tmp = malloc(sizeof(struct _hmenui)); if(!tmp) return NULL; tmp->menu = WinCreateWindow(location, WC_MENU, NULL, WS_VISIBLE | MS_ACTIONBAR, 0,0,2000,1000, location, HWND_TOP, FID_MENU, NULL, NULL); return tmp; } /* * Destroys a menu created with dw_menubar_new or dw_menu_new. * Parameters: * menu: Handle of a menu. */ void dw_menu_destroy(HMENUI *menu) { if(menu && *menu) { WinDestroyWindow((*menu)->menu); free(*menu); *menu = NULL; } } /* * 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. * submenu: Handle to an existing menu to be a submenu or NULL. */ HWND dw_menu_append_item(HMENUI menux, char *title, ULONG id, ULONG flags, int end, int check, HMENUI submenu) { MENUITEM miSubMenu; HWND menu; if(!menux) return NULLHANDLE; menu = menux->menu; if(end) miSubMenu.iPosition=MIT_END; else miSubMenu.iPosition=0; if(strlen(title) == 0) miSubMenu.afStyle=MIS_SEPARATOR | flags; else miSubMenu.afStyle=MIS_TEXT | flags; miSubMenu.afAttribute=0; miSubMenu.id=id; miSubMenu.hwndSubMenu = submenu ? submenu->menu : 0; miSubMenu.hItem=NULLHANDLE; WinSendMsg(menu, MM_INSERTITEM, MPFROMP(&miSubMenu), MPFROMP(title)); return (HWND)id; } /* * Sets the state of a menu item check. * Parameters: * menu: The handle the the existing menu. * id: Menuitem id. * check: TRUE for checked FALSE for not checked. */ void dw_menu_item_set_check(HMENUI menux, int id, int check) { HWND menu; if(!menux) return; menu = menux->menu; if(check) WinSendMsg(menu, MM_SETITEMATTR, MPFROM2SHORT(id, TRUE), MPFROM2SHORT(MIA_CHECKED, MIA_CHECKED)); else WinSendMsg(menu, MM_SETITEMATTR, MPFROM2SHORT(id, TRUE), MPFROM2SHORT(MIA_CHECKED, 0)); } /* * 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 dw_menu_popup(HMENUI *menu, HWND parent, int x, int y) { if(menu && *menu) { WinPopupMenu(HWND_DESKTOP, parent, (*menu)->menu, x, dw_screen_height() - y, 0, PU_KEYBOARD | PU_MOUSEBUTTON1 | PU_VCONSTRAIN | PU_HCONSTRAIN); free(*menu); *menu = NULL; } } /* * 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 dw_pointer_query_pos(long *x, long *y) { POINTL ptl; WinQueryPointerPos(HWND_DESKTOP, &ptl); if(x && y) { *x = ptl.x; *y = dw_screen_height() - ptl.y; } } /* * Sets the X and Y coordinates of the mouse pointer. * Parameters: * x: X coordinate. * y: Y coordinate. */ void dw_pointer_set_pos(long x, long y) { WinSetPointerPos(HWND_DESKTOP, x, dw_screen_height() - y); } /* * Create a container object to be packed. * Parameters: * id: An ID to be used for getting the resource from the * resource file. */ HWND dw_container_new(ULONG id) { HWND tmp = WinCreateWindow(HWND_OBJECT, WC_CONTAINER, NULL, WS_VISIBLE | CCS_READONLY | CCS_SINGLESEL | CCS_AUTOPOSITION, 0,0,2000,1000, NULLHANDLE, HWND_TOP, id, NULL, NULL); dw_window_set_font(tmp, DefaultFont); return tmp; } /* * 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 WinWindowFromID() or 0L. */ HWND dw_text_new(char *text, ULONG id) { HWND tmp = WinCreateWindow(HWND_OBJECT, WC_STATIC, text, WS_VISIBLE | SS_TEXT, 0,0,2000,1000, NULLHANDLE, HWND_TOP, id, NULL, NULL); dw_window_set_font(tmp, DefaultFont); dw_window_set_color(tmp, DW_CLR_BLACK, DW_CLR_PALEGRAY); return tmp; } /* * 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 WinWindowFromID() or 0L. */ HWND dw_status_text_new(char *text, ULONG id) { PFNWP *blah = malloc(sizeof(PFNWP)); HWND tmp = WinCreateWindow(HWND_OBJECT, WC_STATIC, text, WS_VISIBLE | SS_TEXT, 0,0,2000,1000, NULLHANDLE, HWND_TOP, id, NULL, NULL); dw_window_set_font(tmp, DefaultFont); dw_window_set_color(tmp, DW_CLR_BLACK, DW_CLR_PALEGRAY); *blah = WinSubclassWindow(tmp, _statusproc); WinSetWindowPtr(tmp, QWP_USER, blah); return tmp; } /* * Create a new Multiline Editbox window (widget) to be packed. * Parameters: * id: An ID to be used with WinWindowFromID() or 0L. */ HWND dw_mle_new(ULONG id) { HWND tmp = WinCreateWindow(HWND_OBJECT, WC_MLE, "", WS_VISIBLE | MLS_BORDER | MLS_IGNORETAB | MLS_READONLY | MLS_VSCROLL, 0,0,2000,1000, NULLHANDLE, HWND_TOP, id, NULL, NULL); dw_window_set_font(tmp, DefaultFont); dw_window_set_font(tmp, DefaultFont); return tmp; } /* * 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 WinWindowFromID() or 0L. */ HWND dw_entryfield_new(char *text, ULONG id) { PFNWP *blah = malloc(sizeof(PFNWP)); HWND tmp = WinCreateWindow(HWND_OBJECT, WC_ENTRYFIELD, text, WS_VISIBLE | ES_MARGIN | ES_AUTOSCROLL | WS_TABSTOP, 0,0,2000,1000, NULLHANDLE, HWND_TOP, id, NULL, NULL); dw_window_set_font(tmp, DefaultFont); *blah = WinSubclassWindow(tmp, _entryproc); WinSetWindowPtr(tmp, QWP_USER, blah); return tmp; } /* * 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 WinWindowFromID() or 0L. */ HWND dw_entryfield_password_new(char *text, ULONG id) { PFNWP *blah = malloc(sizeof(PFNWP)); HWND tmp = WinCreateWindow(HWND_OBJECT, WC_ENTRYFIELD, text, WS_VISIBLE | ES_MARGIN | ES_UNREADABLE | ES_AUTOSCROLL | WS_TABSTOP, 0,0,2000,1000, NULLHANDLE, HWND_TOP, id, NULL, NULL); dw_window_set_font(tmp, DefaultFont); *blah = WinSubclassWindow(tmp, _entryproc); WinSetWindowPtr(tmp, QWP_USER, blah); return tmp; } /* * 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 WinWindowFromID() or 0L. */ HWND dw_combobox_new(char *text, ULONG id) { PFNWP *blah = malloc(sizeof(PFNWP)); HWND tmp = WinCreateWindow(HWND_OBJECT, WC_COMBOBOX, text, WS_VISIBLE | CBS_DROPDOWN | WS_GROUP, 0,0,2000,1000, NULLHANDLE, HWND_TOP, id, NULL, NULL); dw_window_set_font(tmp, DefaultFont); dw_window_set_color(tmp, DW_CLR_BLACK, DW_CLR_WHITE); *blah = WinSubclassWindow(tmp, _comboproc); WinSetWindowPtr(tmp, QWP_USER, blah); return tmp; } /* * 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 WinWindowFromID() or 0L. */ HWND dw_button_new(char *text, ULONG id) { BubbleButton *bubble = malloc(sizeof(BubbleButton)); HWND tmp = WinCreateWindow(HWND_OBJECT, WC_BUTTON, text, WS_VISIBLE, 0,0,2000,1000, NULLHANDLE, HWND_TOP, id, NULL, NULL); bubble->id = id; bubble->bubbletext[0] = '\0'; bubble->pOldProc = WinSubclassWindow(tmp, _BtProc); WinSetWindowPtr(tmp, QWP_USER, bubble); dw_window_set_font(tmp, DefaultFont); return tmp; } /* Function: GenResIDStr ** Abstract: Generate string '#nnnn' for a given ID for using with Button ** controls */ void _GenResIDStr(CHAR *buff, ULONG ulID) { char *str; int slen = 0; *buff++ = '#'; str = buff; do { *str++ = (ulID % 10) + '0'; ulID /= 10; slen++; } while(ulID); *str-- = 0; for(; str > buff; str--, buff++) { *buff ^= *str; *str ^= *buff; *buff ^= *str; } } /* * 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 dw_bitmapbutton_new(char *text, ULONG id) { char idbuf[256]; HWND tmp; BubbleButton *bubble = malloc(sizeof(BubbleButton)); _GenResIDStr(idbuf, id); tmp = WinCreateWindow(HWND_OBJECT, WC_BUTTON, idbuf, WS_VISIBLE | BS_PUSHBUTTON | BS_BITMAP | BS_AUTOSIZE | BS_NOPOINTERFOCUS, 0,0,2000,1000, NULLHANDLE, HWND_TOP, id, NULL, NULL); bubble->id = id; strncpy(bubble->bubbletext, text, BUBBLE_HELP_MAX - 1); bubble->bubbletext[BUBBLE_HELP_MAX - 1] = '\0'; bubble->pOldProc = WinSubclassWindow(tmp, _BtProc); WinSetWindowPtr(tmp, QWP_USER, bubble); return tmp; } /* * 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 WinWindowFromID() or 0L. */ HWND dw_spinbutton_new(char *text, ULONG id) { PFNWP *blah = malloc(sizeof(PFNWP)); HWND tmp = WinCreateWindow(HWND_OBJECT, WC_SPINBUTTON, text, WS_VISIBLE | SPBS_MASTER, 0,0,2000,1000, NULLHANDLE, HWND_TOP, id, NULL, NULL); dw_window_set_font(tmp, DefaultFont); *blah = WinSubclassWindow(tmp, _entryproc); WinSetWindowPtr(tmp, QWP_USER, blah); return tmp; } /* * 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 WinWindowFromID() or 0L. */ HWND dw_radiobutton_new(char *text, ULONG id) { PFNWP *blah = malloc(sizeof(PFNWP)); HWND tmp = WinCreateWindow(HWND_OBJECT, WC_BUTTON, text, WS_VISIBLE | BS_AUTORADIOBUTTON, 0,0,2000,1000, NULLHANDLE, HWND_TOP, id, NULL, NULL); dw_window_set_font(tmp, DefaultFont); dw_window_set_color(tmp, DW_CLR_BLACK, DW_CLR_PALEGRAY); *blah = WinSubclassWindow(tmp, _entryproc); WinSetWindowPtr(tmp, QWP_USER, blah); return tmp; } /* * Create a new slider window (widget) to be packed. * Parameters: * id: An ID to be used with WinWindowFromID() or 0L. */ HWND dw_slider_new(ULONG id) { return WinCreateWindow(HWND_OBJECT, WC_SLIDER, NULL, WS_VISIBLE, 0,0,2000,1000, NULLHANDLE, HWND_TOP, id, NULL, NULL); } /* * 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 WinWindowFromID() or 0L. */ HWND dw_checkbox_new(char *text, ULONG id) { PFNWP *blah = malloc(sizeof(PFNWP)); HWND tmp = WinCreateWindow(HWND_OBJECT, WC_BUTTON, text, WS_VISIBLE | BS_AUTOCHECKBOX, 0,0,2000,1000, NULLHANDLE, HWND_TOP, id, NULL, NULL); dw_window_set_font(tmp, DefaultFont); dw_window_set_color(tmp, DW_CLR_BLACK, DW_CLR_PALEGRAY); *blah = WinSubclassWindow(tmp, _entryproc); WinSetWindowPtr(tmp, QWP_USER, blah); return tmp; } /* * Create a new listbox window (widget) to be packed. * Parameters: * id: An ID to be used with WinWindowFromID() or 0L. * multi: Multiple select TRUE or FALSE. */ HWND dw_listbox_new(ULONG id, int multi) { PFNWP *blah = malloc(sizeof(PFNWP)); HWND tmp = WinCreateWindow(HWND_OBJECT, WC_LISTBOX, NULL, WS_VISIBLE | LS_NOADJUSTPOS | (multi ? LS_MULTIPLESEL : 0), 0,0,2000,1000, NULLHANDLE, HWND_TOP, id, NULL, NULL); dw_window_set_font(tmp, DefaultFont); *blah = WinSubclassWindow(tmp, _entryproc); WinSetWindowPtr(tmp, QWP_USER, blah); return tmp; } /* * 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 dw_window_set_icon(HWND handle, ULONG id) { HPOINTER icon; icon = WinLoadPointer(HWND_DESKTOP,NULLHANDLE,id); WinSendMsg(handle, WM_SETICON, (MPARAM)icon, 0); } /* * 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. */ void dw_window_set_bitmap(HWND handle, ULONG id) { HBITMAP hbm; HPS hps = WinGetPS(handle); hbm = GpiLoadBitmap(hps, NULLHANDLE, id, 0, 0); WinSetWindowBits(handle,QWL_STYLE,SS_BITMAP,SS_BITMAP | 0x7f); WinSendMsg( handle, SM_SETHANDLE, MPFROMP(hbm), NULL ); /*WinSetWindowULong( hwndDlg, QWL_USER, (ULONG) hbm );*/ WinReleasePS(hps); } /* * Sets the text used for a given window. * Parameters: * handle: Handle to the window. * text: The text associsated with a given window. */ void dw_window_set_text(HWND handle, char *text) { WinSetWindowText(handle, text); } /* * Gets the text used for a given window. * Parameters: * handle: Handle to the window. * Returns: * text: The text associsated with a given window. */ char *dw_window_get_text(HWND handle) { char tempbuf[4096] = ""; WinQueryWindowText(handle, 4095, tempbuf); tempbuf[4095] = 0; return strdup(tempbuf); } /* * Disables given window (widget). * Parameters: * handle: Handle to the window. */ void dw_window_disable(HWND handle) { WinEnableWindow(handle, FALSE); } /* * Enables given window (widget). * Parameters: * handle: Handle to the window. */ void dw_window_enable(HWND handle) { WinEnableWindow(handle, TRUE); } /* * Gets the child window handle with specified ID. * Parameters: * handle: Handle to the parent window. * id: Integer ID of the child. */ HWND dw_window_from_id(HWND handle, int id) { HENUM henum; HWND child; char tmpbuf[100]; henum = WinBeginEnumWindows(handle); while((child = WinGetNextWindow(henum)) != NULLHANDLE) { int windowid = WinQueryWindowUShort(child, QWS_ID); HWND found; WinQueryClassName(child, 99, tmpbuf); /* If the child is a box (frame) then recurse into it */ if(strncmp(tmpbuf, "#1", 2)==0) if((found = dw_window_from_id(child, id)) != NULLHANDLE) return found; if(windowid && windowid == id) { WinEndEnumWindows(henum); return child; } } WinEndEnumWindows(henum); return NULLHANDLE; } /* * 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 dw_box_pack_end(HWND box, HWND item, int width, int height, int hsize, int vsize, int pad) { Box *thisbox; if(WinWindowFromID(box, FID_CLIENT)) { box = WinWindowFromID(box, FID_CLIENT); thisbox = WinQueryWindowPtr(box, QWP_USER); } else thisbox = WinQueryWindowPtr(box, QWP_USER); if(thisbox) { if(thisbox->type == BOXHORZ) dw_box_pack_start_stub(box, item, width, height, hsize, vsize, pad); else dw_box_pack_end_stub(box, item, width, height, hsize, vsize, pad); } } void dw_box_pack_end_stub(HWND box, HWND item, int width, int height, int hsize, int vsize, int pad) { HWND boxowner = NULLHANDLE; Box *thisbox; if(WinWindowFromID(box, FID_CLIENT)) { box = WinWindowFromID(box, FID_CLIENT); thisbox = WinQueryWindowPtr(box, QWP_USER); hsize = TRUE; vsize = TRUE; } else thisbox = WinQueryWindowPtr(box, QWP_USER); if(!thisbox) { box = WinWindowFromID(box, FID_CLIENT); if(box) { thisbox = WinQueryWindowPtr(box, QWP_USER); hsize = TRUE; vsize = TRUE; } } if(thisbox) { int z; Item *tmpitem, *thisitem = thisbox->items; char tmpbuf[100]; tmpitem = malloc(sizeof(Item)*(thisbox->count+1)); for(z=0;z<thisbox->count;z++) { tmpitem[z] = thisitem[z]; } WinQueryClassName(item, 99, tmpbuf); if(strncmp(tmpbuf, "#1", 2)==0) tmpitem[thisbox->count].type = TYPEBOX; else tmpitem[thisbox->count].type = TYPEITEM; tmpitem[thisbox->count].hwnd = item; tmpitem[thisbox->count].origwidth = tmpitem[thisbox->count].width = width; tmpitem[thisbox->count].origheight = tmpitem[thisbox->count].height = height; tmpitem[thisbox->count].pad = pad; if(hsize) tmpitem[thisbox->count].hsize = SIZEEXPAND; else tmpitem[thisbox->count].hsize = SIZESTATIC; if(vsize) tmpitem[thisbox->count].vsize = SIZEEXPAND; else tmpitem[thisbox->count].vsize = SIZESTATIC; thisbox->items = tmpitem; if(thisbox->count) free(thisitem); thisbox->count++; /* Don't set the ownership if it's an entryfield or combobox */ WinQueryClassName(item, 99, tmpbuf); if(strncmp(tmpbuf, "#6", 2)!=0 /*&& strncmp(tmpbuf, "#2", 2)!=0*/) { if((boxowner = WinQueryWindow(box, QW_OWNER)) != 0) WinSetOwner(item, boxowner); else WinSetOwner(item, box); } WinSetParent(item, box, FALSE); } } /* * Sets the size of a given window (widget). * Parameters: * handle: Window (widget) handle. * width: New width in pixels. * height: New height in pixels. */ void dw_window_set_usize(HWND handle, ULONG width, ULONG height) { WinSetWindowPos(handle, NULLHANDLE, 0, 0, width, height, SWP_SHOW | SWP_SIZE); } /* * Returns the width of the screen. */ int dw_screen_width(void) { return WinQuerySysValue(HWND_DESKTOP,SV_CXSCREEN); } /* * Returns the height of the screen. */ int dw_screen_height(void) { return WinQuerySysValue(HWND_DESKTOP,SV_CYSCREEN); } /* This should return the current color depth */ unsigned long dw_color_depth(void) { HDC hdc = WinOpenWindowDC(HWND_DESKTOP); long colors; DevQueryCaps(hdc, CAPS_COLOR_BITCOUNT, 1, &colors); DevCloseDC(hdc); return colors; } /* * 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 dw_window_set_pos(HWND handle, ULONG x, ULONG y) { int myy = _get_frame_height(handle) - (y + _get_height(handle)); WinSetWindowPos(handle, NULLHANDLE, x, myy, 0, 0, SWP_MOVE); } /* * 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 dw_window_set_pos_size(HWND handle, ULONG x, ULONG y, ULONG width, ULONG height) { int myy = _get_frame_height(handle) - (y + height); WinSetWindowPos(handle, NULLHANDLE, x, myy, width, height, SWP_MOVE | SWP_SIZE | SWP_SHOW); } /* * 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 dw_window_get_pos_size(HWND handle, ULONG *x, ULONG *y, ULONG *width, ULONG *height) { SWP swp; WinQueryWindowPos(handle, &swp); if(x) *x = swp.x; if(y) *y = _get_frame_height(handle) - (swp.y + swp.cy); if(width) *width = swp.cx; if(height) *height = swp.cy; } /* * Sets the style of a given window (widget). * Parameters: * handle: Window (widget) handle. * width: New width in pixels. * height: New height in pixels. */ void dw_window_set_style(HWND handle, ULONG style, ULONG mask) { WinSetWindowBits(handle, QWL_STYLE, style, mask); } /* * 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. */ ULONG dw_notebook_page_new(HWND handle, ULONG flags, int front) { if(front) return (ULONG)WinSendMsg(handle, BKM_INSERTPAGE, 0L, MPFROM2SHORT((BKA_STATUSTEXTON | BKA_AUTOPAGESIZE | BKA_MAJOR | flags), BKA_FIRST)); return (ULONG)WinSendMsg(handle, BKM_INSERTPAGE, 0L, MPFROM2SHORT((BKA_STATUSTEXTON | BKA_AUTOPAGESIZE | BKA_MAJOR | flags), BKA_LAST)); } /* * Remove a page from a notebook. * Parameters: * handle: Handle to the notebook widget. * pageid: ID of the page to be destroyed. */ void dw_notebook_page_destroy(HWND handle, unsigned int pageid) { WinSendMsg(handle, BKM_DELETEPAGE, MPFROMLONG(pageid), (MPARAM)BKA_SINGLE); } /* * Queries the currently visible page ID. * Parameters: * handle: Handle to the notebook widget. */ unsigned int dw_notebook_page_query(HWND handle) { return (int)WinSendMsg(handle, BKM_QUERYPAGEID,0L, MPFROM2SHORT(BKA_TOP, BKA_MAJOR)); } /* * Sets the currently visibale page ID. * Parameters: * handle: Handle to the notebook widget. * pageid: ID of the page to be made visible. */ void dw_notebook_page_set(HWND handle, unsigned int pageid) { WinSendMsg(handle, BKM_TURNTOPAGE, MPFROMLONG(pageid), 0L); } /* * 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 dw_notebook_page_set_text(HWND handle, ULONG pageid, char *text) { WinSendMsg(handle, BKM_SETTABTEXT, MPFROMLONG(pageid), MPFROMP(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 dw_notebook_page_set_status_text(HWND handle, ULONG pageid, char *text) { WinSendMsg(handle, BKM_SETSTATUSLINETEXT, MPFROMLONG(pageid), MPFROMP(text)); } /* * 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 dw_notebook_pack(HWND handle, ULONG pageid, HWND page) { HWND tmpbox = dw_box_new(BOXVERT, 0); dw_box_pack_start(tmpbox, page, 0, 0, TRUE, TRUE, 0); WinSubclassWindow(tmpbox, _wndproc); WinSendMsg(handle, BKM_SETPAGEWINDOWHWND, MPFROMLONG(pageid), MPFROMHWND(tmpbox)); } /* * 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 dw_listbox_append(HWND handle, char *text) { WinSendMsg(handle, LM_INSERTITEM, MPFROMSHORT(LIT_END), MPFROMP(text)); } /* * Clears the listbox's (or combobox) list of all entries. * Parameters: * handle: Handle to the listbox to be cleared. */ void dw_listbox_clear(HWND handle) { WinSendMsg(handle, LM_DELETEALL, 0L, 0L); } /* * Returns the listbox's item count. * Parameters: * handle: Handle to the listbox to be cleared. */ int dw_listbox_count(HWND handle) { return (int)WinSendMsg(handle, LM_QUERYITEMCOUNT,0L, 0L); } /* * Sets the topmost item in the viewport. * Parameters: * handle: Handle to the listbox to be cleared. * top: Index to the top item. */ void dw_listbox_set_top(HWND handle, int top) { WinSendMsg(handle, LM_SETTOPINDEX, MPFROMSHORT(top), 0L); } /* * 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 dw_listbox_query_text(HWND handle, unsigned int index, char *buffer, unsigned int length) { WinSendMsg(handle, LM_QUERYITEMTEXT, MPFROM2SHORT(index, length), (MPARAM)buffer); } /* * 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 dw_listbox_set_text(HWND handle, unsigned int index, char *buffer) { WinSendMsg(handle, LM_SETITEMTEXT, MPFROMSHORT(index), (MPARAM)buffer); } /* * Returns the index to the item in the list currently selected. * Parameters: * handle: Handle to the listbox to be queried. */ unsigned int dw_listbox_selected(HWND handle) { return (unsigned int)WinSendMsg(handle, LM_QUERYSELECTION, MPFROMSHORT(LIT_CURSOR), 0); } /* * 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 dw_listbox_selected_multi(HWND handle, int where) { int place = where; if(where == -1) place = LIT_FIRST; place = (int)WinSendMsg(handle, LM_QUERYSELECTION, MPFROMSHORT(place),0L); if(place == LIT_NONE) return -1; return place; } /* * 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 dw_listbox_select(HWND handle, int index, int state) { WinSendMsg(handle, LM_SELECTITEM, MPFROMSHORT(index), (MPARAM)state); _run_event(handle, WM_CONTROL, MPFROM2SHORT(0, LN_SELECT), (MPARAM)handle); } /* * Deletes the item with given index from the list. * Parameters: * handle: Handle to the listbox to be set. * index: Item index. */ void dw_listbox_delete(HWND handle, int index) { WinSendMsg(handle, LM_DELETEITEM, MPFROMSHORT(index), 0); } /* * 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 dw_mle_import(HWND handle, char *buffer, int startpoint) { unsigned long point = startpoint; PBYTE mlebuf; /* Work around 64K limit */ if(!DosAllocMem((PPVOID) &mlebuf, 65536, PAG_COMMIT | PAG_READ | PAG_WRITE | OBJ_TILE)) { int amount, len = strlen(buffer), written = 0; while(written < len) { if((len - written) > 65535) amount = 65535; else amount = len - written; memcpy(mlebuf, &buffer[written], amount); mlebuf[amount] = '\0'; WinSendMsg(handle, MLM_SETIMPORTEXPORT, MPFROMP(mlebuf), MPFROMLONG(amount+1)); WinSendMsg(handle, MLM_IMPORT, MPFROMP(&point), MPFROMLONG(amount + 1)); dw_mle_delete(handle, point, 1); written += amount; } DosFreeMem(mlebuf); } return point - 1; } /* * 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 dw_mle_export(HWND handle, char *buffer, int startpoint, int length) { PBYTE mlebuf; /* Work around 64K limit */ if(!DosAllocMem((PPVOID) &mlebuf, 65535, PAG_COMMIT | PAG_READ | PAG_WRITE | OBJ_TILE)) { int amount, copied, written = 0; while(written < length) { if((length - written) > 65535) amount = 65535; else amount = length - written; WinSendMsg(handle, MLM_SETIMPORTEXPORT, MPFROMP(mlebuf), MPFROMLONG(amount)); copied = (int)WinSendMsg(handle, MLM_EXPORT, MPFROMP(&startpoint), MPFROMLONG(&amount)); if(copied) { memcpy(&buffer[written], mlebuf, copied); written += copied; } else break; } DosFreeMem(mlebuf); } } /* * 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 dw_mle_query(HWND handle, unsigned long *bytes, unsigned long *lines) { if(bytes) *bytes = (unsigned long)WinSendMsg(handle, MLM_QUERYTEXTLENGTH, 0, 0); if(lines) *lines = (unsigned long)WinSendMsg(handle, MLM_QUERYLINECOUNT, 0, 0); } /* * 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 dw_mle_delete(HWND handle, int startpoint, int length) { char *buf = malloc(length+1); int z, dellen = length; dw_mle_export(handle, buf, startpoint, length); for(z=0;z<length-1;z++) { if(strncmp(&buf[z], "\r\n", 2) == 0) dellen--; } WinSendMsg(handle, MLM_DELETE, MPFROMLONG(startpoint), MPFROMLONG(dellen)); free(buf); } /* * Clears all text from an MLE box. * Parameters: * handle: Handle to the MLE to be cleared. */ void dw_mle_clear(HWND handle) { unsigned long bytes; dw_mle_query(handle, &bytes, NULL); WinSendMsg(handle, MLM_DELETE, MPFROMLONG(0), MPFROMLONG(bytes)); } /* * Sets the visible line of an MLE box. * Parameters: * handle: Handle to the MLE to be positioned. * line: Line to be visible. */ void dw_mle_set_visible(HWND handle, int line) { int tmppnt; if(line > 10) { tmppnt = (int)WinSendMsg(handle, MLM_CHARFROMLINE, MPFROMLONG(line - 10), 0); WinSendMsg(handle, MLM_SETFIRSTCHAR, MPFROMLONG(tmppnt), 0); } } /* * Sets the editablity of an MLE box. * Parameters: * handle: Handle to the MLE. * state: TRUE if it can be edited, FALSE for readonly. */ void dw_mle_set_editable(HWND handle, int state) { WinSendMsg(handle, MLM_SETREADONLY, MPFROMLONG(state ? FALSE : TRUE), 0); } /* * 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 dw_mle_set_word_wrap(HWND handle, int state) { } /* * Sets the current cursor position of an MLE box. * Parameters: * handle: Handle to the MLE to be positioned. * point: Point to position cursor. */ void dw_mle_set(HWND handle, int point) { WinSendMsg(handle, MLM_SETSEL, MPFROMLONG(point), MPFROMLONG(point)); } /* * 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 dw_mle_search(HWND handle, char *text, int point, unsigned long flags) { MLE_SEARCHDATA msd; msd.cb = sizeof(msd); msd.pchFind = text; msd.pchReplace = NULL; msd.cchFind = strlen(text); msd.cchReplace = 0; msd.iptStart = point; msd.iptStop = -1; if(WinSendMsg(handle, MLM_SEARCH, MPFROMLONG(MLFSEARCH_SELECTMATCH | flags), (MPARAM)&msd)) return (int)WinSendMsg(handle, MLM_QUERYSEL,(MPARAM)MLFQS_MAXSEL, 0); return 0; } /* * Stops redrawing of an MLE box. * Parameters: * handle: Handle to the MLE to freeze. */ void dw_mle_freeze(HWND handle) { WinSendMsg(handle, MLM_DISABLEREFRESH, 0, 0); } /* * Resumes redrawing of an MLE box. * Parameters: * handle: Handle to the MLE to thaw. */ void dw_mle_thaw(HWND handle) { WinSendMsg(handle, MLM_ENABLEREFRESH, 0, 0); } /* * Returns the range of the slider. * Parameters: * handle: Handle to the slider to be queried. */ unsigned int dw_slider_query_range(HWND handle) { return SHORT2FROMMP(WinSendMsg(handle, SLM_QUERYSLIDERINFO, MPFROM2SHORT(SMA_SLIDERARMPOSITION,SMA_RANGEVALUE), 0)); } /* * Sets the slider position. * Parameters: * handle: Handle to the slider to be set. * position: Position of the slider withing the range. */ void dw_slider_set_pos(HWND handle, unsigned int position) { WinSendMsg(handle, SLM_SETSLIDERINFO, MPFROM2SHORT(SMA_SLIDERARMPOSITION,SMA_RANGEVALUE), (MPARAM)position); } /* * Sets the spinbutton value. * Parameters: * handle: Handle to the spinbutton to be set. * position: Current value of the spinbutton. */ void dw_spinbutton_set_pos(HWND handle, long position) { WinSendMsg(handle, SPBM_SETCURRENTVALUE, MPFROMLONG((long)position), 0L); } /* * Sets the spinbutton limits. * Parameters: * handle: Handle to the spinbutton to be set. * upper: Upper limit. * lower: Lower limit. */ void dw_spinbutton_set_limits(HWND handle, long upper, long lower) { WinSendMsg(handle, SPBM_SETLIMITS, MPFROMLONG(upper), MPFROMLONG(lower)); } /* * Sets the entryfield character limit. * Parameters: * handle: Handle to the spinbutton to be set. * limit: Number of characters the entryfield will take. */ void dw_entryfield_set_limit(HWND handle, ULONG limit) { WinSendMsg(handle, EM_SETTEXTLIMIT, (MPARAM)limit, (MPARAM)0); } /* * Returns the current value of the spinbutton. * Parameters: * handle: Handle to the spinbutton to be queried. */ long dw_spinbutton_query(HWND handle) { long tmpval = 0L; WinSendMsg(handle, SPBM_QUERYVALUE, (MPARAM)&tmpval,0L); return tmpval; } /* * Returns the state of the checkbox. * Parameters: * handle: Handle to the checkbox to be queried. */ int dw_checkbox_query(HWND handle) { return (int)WinSendMsg(handle,BM_QUERYCHECK,0,0); } /* * Sets the state of the checkbox. * Parameters: * handle: Handle to the checkbox to be queried. * value: TRUE for checked, FALSE for unchecked. */ void dw_checkbox_set(HWND handle, int value) { WinSendMsg(handle,BM_SETCHECK,MPFROMSHORT(value),0); } /* * 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 dw_container_setup(HWND handle, unsigned long *flags, char **titles, int count, int separator) { PFIELDINFO details, first, left = NULL; FIELDINFOINSERT detin; CNRINFO cnri; int z; ULONG size = sizeof(RECORDCORE); ULONG *offStruct = malloc(count * sizeof(ULONG)); ULONG *tempflags = malloc((count+1) * sizeof(ULONG)); ULONG *oldflags = (ULONG *)WinQueryWindowPtr(handle, 0); if(!offStruct || !tempflags) return FALSE; memcpy(tempflags, flags, count * sizeof(ULONG)); tempflags[count] = 0; WinSetWindowPtr(handle, 0, tempflags); if(oldflags) free(oldflags); while((first = (PFIELDINFO)WinSendMsg(handle, CM_QUERYDETAILFIELDINFO, 0, MPFROMSHORT(CMA_FIRST))) != NULL) { WinSendMsg(handle, CM_REMOVEDETAILFIELDINFO, (MPARAM)&first, MPFROM2SHORT(1, CMA_FREE)); } /* Figure out the offsets to the items in the struct */ for(z=0;z<count;z++) { offStruct[z] = size; if(flags[z] & DW_CFA_BITMAPORICON) size += sizeof(HPOINTER); else if(flags[z] & DW_CFA_STRING) size += sizeof(char *); else if(flags[z] & DW_CFA_ULONG) size += sizeof(ULONG); else if(flags[z] & DW_CFA_DATE) size += sizeof(CDATE); else if(flags[z] & DW_CFA_TIME) size += sizeof(CTIME); } first = details = (PFIELDINFO)WinSendMsg(handle, CM_ALLOCDETAILFIELDINFO, MPFROMLONG(count), 0L); if(!first) { free(offStruct); return FALSE; } for(z=0;z<count;z++) { if(z==separator-1) left=details; details->cb = sizeof(FIELDINFO); details->flData = flags[z]; details->flTitle = CFA_FITITLEREADONLY; details->pTitleData = titles[z]; details->offStruct = offStruct[z]; details = details->pNextFieldInfo; } detin.cb = sizeof(FIELDINFOINSERT); detin.fInvalidateFieldInfo = FALSE; detin.pFieldInfoOrder = (PFIELDINFO) CMA_FIRST; detin.cFieldInfoInsert = (ULONG)count; WinSendMsg(handle, CM_INSERTDETAILFIELDINFO, MPFROMP(first), MPFROMP(&detin)); if(count > separator) { cnri.cb = sizeof(CNRINFO); cnri.pFieldInfoLast = left; cnri.xVertSplitbar = 150; WinSendMsg(handle, CM_SETCNRINFO, MPFROMP(&cnri), MPFROMLONG(CMA_PFIELDINFOLAST | CMA_XVERTSPLITBAR)); } free(offStruct); return TRUE; } /* * 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 dw_filesystem_setup(HWND handle, unsigned long *flags, char **titles, int count) { char **newtitles = malloc(sizeof(char *) * (count + 2)); unsigned long *newflags = malloc(sizeof(unsigned long) * (count + 2)); newtitles[0] = "Icon"; newtitles[1] = "Filename"; newflags[0] = DW_CFA_BITMAPORICON | DW_CFA_CENTER | DW_CFA_HORZSEPARATOR | DW_CFA_SEPARATOR; newflags[1] = DW_CFA_STRING | DW_CFA_LEFT | DW_CFA_HORZSEPARATOR; memcpy(&newtitles[2], titles, sizeof(char *) * count); memcpy(&newflags[2], flags, sizeof(unsigned long) * count); dw_container_setup(handle, newflags, newtitles, count + 2, 2); free(newtitles); free(newflags); return TRUE; } /* * 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. */ unsigned long dw_icon_load(unsigned long module, unsigned long id) { return WinLoadPointer(HWND_DESKTOP,module,id); } /* * Frees a loaded resource in OS/2 and Windows. * Parameters: * handle: Handle to icon returned by dw_icon_load(). */ void dw_icon_free(unsigned long handle) { WinDestroyPointer(handle); } /* * Allocates memory used to populate a container. * Parameters: * handle: Handle to the container window (widget). * rowcount: The number of items to be populated. */ void *dw_container_alloc(HWND handle, int rowcount) { ULONG *flags = (ULONG *)WinQueryWindowPtr(handle, 0); int z, size = 0, totalsize, count = 0; PRECORDCORE temp; void *blah; if(!flags) return NULL; while(flags[count]) count++; /* Figure out the offsets to the items in the struct */ for(z=0;z<count;z++) { if(flags[z] & DW_CFA_BITMAPORICON) size += sizeof(HPOINTER); else if(flags[z] & DW_CFA_STRING) size += sizeof(char *); else if(flags[z] & DW_CFA_ULONG) size += sizeof(ULONG); else if(flags[z] & DW_CFA_DATE) size += sizeof(CDATE); else if(flags[z] & DW_CFA_TIME) size += sizeof(CTIME); } totalsize = size + sizeof(RECORDCORE); blah = (void *)WinSendMsg(handle, CM_ALLOCRECORD, MPFROMLONG(size), MPFROMLONG(rowcount)); if(!blah) return NULL; temp = (PRECORDCORE)blah; for(z=0;z<rowcount;z++) { temp->cb = totalsize; temp = temp->preccNextRecord; } return blah; } /* * 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 dw_container_set_item(HWND handle, void *pointer, int column, int row, void *data) { ULONG totalsize, size = 0, *flags = (ULONG *)WinQueryWindowPtr(handle, 0); int z; PRECORDCORE temp = (PRECORDCORE)pointer; void *dest; if(!flags) return; /* Figure out the offsets to the items in the struct */ for(z=0;z<column;z++) { if(flags[z] & DW_CFA_BITMAPORICON) size += sizeof(HPOINTER); else if(flags[z] & DW_CFA_STRING) size += sizeof(char *); else if(flags[z] & DW_CFA_ULONG) size += sizeof(ULONG); else if(flags[z] & DW_CFA_DATE) size += sizeof(CDATE); else if(flags[z] & DW_CFA_TIME) size += sizeof(CTIME); } totalsize = size + sizeof(RECORDCORE); for(z=0;z<row;z++) temp = temp->preccNextRecord; dest = (void *)(((ULONG)temp)+((ULONG)totalsize)); if(flags[column] & DW_CFA_BITMAPORICON) memcpy(dest, data, sizeof(HPOINTER)); else if(flags[column] & DW_CFA_STRING) memcpy(dest, data, sizeof(char *)); else if(flags[column] & DW_CFA_ULONG) memcpy(dest, data, sizeof(ULONG)); else if(flags[column] & DW_CFA_DATE) memcpy(dest, data, sizeof(CDATE)); else if(flags[column] & DW_CFA_TIME) memcpy(dest, data, sizeof(CTIME)); } /* * 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 dw_filesystem_set_file(HWND handle, void *pointer, int row, char *filename, unsigned long icon) { dw_container_set_item(handle, pointer, 0, row, (void *)&icon); dw_container_set_item(handle, pointer, 1, row, (void *)&filename); } /* * 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 dw_filesystem_set_item(HWND handle, void *pointer, int column, int row, void *data) { dw_container_set_item(handle, pointer, column + 2, row, data); } /* * 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 dw_container_set_row_title(void *pointer, int row, char *title) { PRECORDCORE temp = (PRECORDCORE)pointer; int z; for(z=0;z<row;z++) temp = temp->preccNextRecord; temp->pszIcon = title; temp->pszName = title; temp->pszText = title; } /* * 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 dw_container_insert(HWND handle, void *pointer, int rowcount) { RECORDINSERT recin; recin.cb = sizeof(RECORDINSERT); recin.pRecordOrder = (PRECORDCORE)CMA_END; recin.pRecordParent = NULL; recin.zOrder = CMA_TOP; recin.fInvalidateRecord = TRUE; recin.cRecordsInsert = rowcount; WinSendMsg(handle, CM_INSERTRECORD, MPFROMP(pointer), MPFROMP(&recin)); } /* * Removes all rows from a container. * Parameters: * handle: Handle to the window (widget) to be cleared. */ void dw_container_clear(HWND handle) { WinSendMsg(handle, CM_REMOVERECORD, (MPARAM)0L, MPFROM2SHORT(0, CMA_INVALIDATE | CMA_FREE)); } /* * Removes all rows from a container. * Parameters: * handle: Handle to the window (widget) to be cleared. */ void dw_container_set_view(HWND handle, unsigned long flags, int iconwidth, int iconheight) { CNRINFO cnrinfo; cnrinfo.flWindowAttr = flags; cnrinfo.slBitmapOrIcon.cx = iconwidth; cnrinfo.slBitmapOrIcon.cy = iconheight; WinSendMsg(handle, CM_SETCNRINFO, &cnrinfo, MPFROMLONG(CMA_FLWINDOWATTR | CMA_SLBITMAPORICON)); } /* * 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 *dw_container_query_start(HWND handle, unsigned long flags) { pCore = WinSendMsg(handle, CM_QUERYRECORD, (MPARAM)0L, MPFROM2SHORT(CMA_FIRST, CMA_ITEMORDER)); if(pCore) { if(flags) { while(pCore) { if(pCore->flRecordAttr & CRA_SELECTED) return pCore->pszIcon; pCore = WinSendMsg(handle, CM_QUERYRECORD, (MPARAM)pCore, MPFROM2SHORT(CMA_NEXT, CMA_ITEMORDER)); } } else return pCore->pszIcon; } return NULL; } /* * 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 *dw_container_query_next(HWND handle, unsigned long flags) { pCore = WinSendMsg(handle, CM_QUERYRECORD, (MPARAM)pCore, MPFROM2SHORT(CMA_NEXT, CMA_ITEMORDER)); if(pCore) { if(flags) { while(pCore) { if(pCore->flRecordAttr & CRA_SELECTED) return pCore->pszIcon; pCore = WinSendMsg(handle, CM_QUERYRECORD, (MPARAM)pCore, MPFROM2SHORT(CMA_NEXT, CMA_ITEMORDER)); } } else return pCore->pszIcon; } return NULL; } /* * 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 dw_render_new(unsigned long id) { HWND hwndframe = WinCreateWindow(HWND_OBJECT, WC_FRAME, NULL, WS_VISIBLE, 0,0,2000,1000, NULLHANDLE, HWND_TOP, id, NULL, NULL); WinSubclassWindow(hwndframe, _RendProc); return hwndframe; } /* Sets the current foreground drawing color. * Parameters: * red: red value. * green: green value. * blue: blue value. */ void dw_color_foreground_set(unsigned long value) { _foreground = DW_RED_VALUE(value) << 16 | DW_GREEN_VALUE(value) << 8 | DW_BLUE_VALUE(value); } /* Sets the current background drawing color. * Parameters: * red: red value. * green: green value. * blue: blue value. */ void dw_color_background_set(unsigned long value) { _background = DW_RED_VALUE(value) << 16 | DW_GREEN_VALUE(value) << 8 | DW_BLUE_VALUE(value); } HPS _set_hps(HPS hps) { LONG alTable[18]; GpiQueryLogColorTable(hps, 0L, 0L, 18L, alTable); alTable[16] = _foreground; alTable[17] = _background; GpiCreateLogColorTable(hps, 0L, LCOLF_CONSECRGB, 0L, 18, alTable); GpiSetColor(hps, 16); GpiSetBackColor(hps, 17); return hps; } HPS _set_colors(HWND handle) { HPS hps = WinGetPS(handle); _set_hps(hps); return hps; } /* 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 dw_draw_point(HWND handle, HPIXMAP pixmap, int x, int y) { HPS hps; int height; POINTL ptl; if(handle) { hps = _set_colors(handle); height = _get_height(handle); } else if(pixmap) { hps = _set_hps(pixmap->hps); height = pixmap->height; } else return; ptl.x = x; ptl.y = height - y - 1; GpiSetPel(hps, &ptl); if(!pixmap) WinReleasePS(hps); } /* 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 dw_draw_line(HWND handle, HPIXMAP pixmap, int x1, int y1, int x2, int y2) { HPS hps; int height; POINTL ptl[2]; if(handle) { hps = _set_colors(handle); height = _get_height(handle); } else if(pixmap) { hps = _set_hps(pixmap->hps); height = pixmap->height; } else return; ptl[0].x = x1; ptl[0].y = height - y1 - 1; ptl[1].x = x2; ptl[1].y = height - y2 - 1; GpiMove(hps, &ptl[0]); GpiLine(hps, &ptl[1]); if(!pixmap) WinReleasePS(hps); } void _CopyFontSettings(HPS hpsSrc, HPS hpsDst) { FONTMETRICS fm; FATTRS fat; SIZEF sizf; GpiQueryFontMetrics(hpsSrc, sizeof(FONTMETRICS), &fm); memset(&fat, 0, sizeof(fat)); fat.usRecordLength = sizeof(FATTRS); fat.lMatch = fm.lMatch; strcpy(fat.szFacename, fm.szFacename); GpiCreateLogFont(hpsDst, 0, 1L, &fat); GpiSetCharSet(hpsDst, 1L); sizf.cx = MAKEFIXED(fm.lEmInc,0); sizf.cy = MAKEFIXED(fm.lMaxBaselineExt,0); GpiSetCharBox(hpsDst, &sizf ); } /* 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 dw_draw_text(HWND handle, HPIXMAP pixmap, int x, int y, char *text) { HPS hps; int size = 9, z, height; RECTL rcl; char fontname[128]; if(handle) { hps = _set_colors(handle); height = _get_height(handle); _GetPPFont(handle, fontname); } else if(pixmap) { HPS pixmaphps = WinGetPS(pixmap->handle); hps = _set_hps(pixmap->hps); height = pixmap->height; _GetPPFont(pixmap->handle, fontname); _CopyFontSettings(pixmaphps, hps); WinReleasePS(pixmaphps); } else return; for(z=0;z<strlen(fontname);z++) { if(fontname[z]=='.') break; } size = atoi(fontname); rcl.xLeft = x; rcl.yTop = height - y; rcl.yBottom = rcl.yTop - (size*2); rcl.xRight = rcl.xLeft + (size * strlen(text)); WinDrawText(hps, -1, text, &rcl, DT_TEXTATTRS, DT_TEXTATTRS, DT_VCENTER | DT_LEFT | DT_TEXTATTRS); if(!pixmap) WinReleasePS(hps); } /* 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) * fill: Fill box TRUE or FALSE. * x: X coordinate. * y: Y coordinate. * width: Width of rectangle. * height: Height of rectangle. */ void dw_draw_rect(HWND handle, HPIXMAP pixmap, int fill, int x, int y, int width, int height) { HPS hps; int thisheight; POINTL ptl[2]; if(handle) { hps = _set_colors(handle); thisheight = _get_height(handle); } else if(pixmap) { hps = _set_hps(pixmap->hps); thisheight = pixmap->height; } else return; ptl[0].x = x; ptl[0].y = thisheight - y - 1; ptl[1].x = x + width - 1; ptl[1].y = thisheight - y - height; GpiMove(hps, &ptl[0]); GpiBox(hps, fill ? DRO_OUTLINEFILL : DRO_OUTLINE, &ptl[1], 0, 0); if(!pixmap) WinReleasePS(hps); } /* Call this after drawing to the screen to make sure * anything you have drawn is visible. */ void dw_flush(void) { } /* * 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 dw_pixmap_new(HWND handle, unsigned long width, unsigned long height, int depth) { BITMAPINFOHEADER bmih; SIZEL sizl = { 0, 0 }; HPIXMAP pixmap; HDC hdc; HPS hps; ULONG ulFlags; LONG cPlanes, cBitCount; if (!(pixmap = calloc(1,sizeof(struct _hpixmap)))) return NULL; hps = WinGetPS(handle); hdc = GpiQueryDevice(hps); ulFlags = GpiQueryPS(hps, &sizl); pixmap->handle = handle; pixmap->hdc = DevOpenDC(dwhab, OD_MEMORY, "*", 0L, NULL, hdc); pixmap->hps = GpiCreatePS (dwhab, pixmap->hdc, &sizl, ulFlags | GPIA_ASSOC); DevQueryCaps(hdc, CAPS_COLOR_PLANES , 1L, &cPlanes); if (!depth) { DevQueryCaps(hdc, CAPS_COLOR_BITCOUNT, 1L, &cBitCount); depth = cBitCount; } memset(&bmih, 0, sizeof(BITMAPINFOHEADER)); bmih.cbFix = sizeof(BITMAPINFOHEADER); bmih.cx = (SHORT)width; bmih.cy = (SHORT)height; bmih.cPlanes = (SHORT)cPlanes; bmih.cBitCount = (SHORT)depth; pixmap->width = width; pixmap->height = height; pixmap->hbm = GpiCreateBitmap(pixmap->hps, (PBITMAPINFOHEADER2)&bmih, 0L, NULL, NULL); GpiSetBitmap(pixmap->hps, pixmap->hbm); if (depth>8) GpiCreateLogColorTable(pixmap->hps, LCOL_PURECOLOR, LCOLF_RGB, 0, 0, NULL ); WinReleasePS(hps); return pixmap; } /* * 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 dw_pixmap_grab(HWND handle, ULONG id) { BITMAPINFOHEADER bmih; SIZEL sizl = { 0, 0 }; HPIXMAP pixmap; HDC hdc; HPS hps; ULONG ulFlags; if (!(pixmap = calloc(1,sizeof(struct _hpixmap)))) return NULL; hps = WinGetPS(handle); hdc = GpiQueryDevice(hps); ulFlags = GpiQueryPS(hps, &sizl); pixmap->hdc = DevOpenDC(dwhab, OD_MEMORY, "*", 0L, NULL, hdc); pixmap->hps = GpiCreatePS (dwhab, pixmap->hdc, &sizl, ulFlags | GPIA_ASSOC); pixmap->hbm = GpiLoadBitmap(pixmap->hps, NULLHANDLE, id, 0, 0); GpiQueryBitmapParameters(pixmap->hbm, &bmih); GpiSetBitmap(pixmap->hps, pixmap->hbm); pixmap->width = bmih.cx; pixmap->height = bmih.cy; WinReleasePS(hps); return pixmap; } /* * Destroys an allocated pixmap. * Parameters: * pixmap: Handle to a pixmap returned by * dw_pixmap_new.. */ void dw_pixmap_destroy(HPIXMAP pixmap) { GpiSetBitmap(pixmap->hps, NULLHANDLE); GpiDeleteBitmap(pixmap->hbm); GpiAssociate(pixmap->hps, NULLHANDLE); GpiDestroyPS(pixmap->hps); DevCloseDC(pixmap->hdc); 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 dw_pixmap_bitblt(HWND dest, HPIXMAP destp, int xdest, int ydest, int width, int height, HWND src, HPIXMAP srcp, int xsrc, int ysrc) { HPS hpsdest; HPS hpssrc; POINTL ptl[4]; int destheight, srcheight; if(dest) { hpsdest = WinGetPS(dest); destheight = _get_height(dest); } else if(destp) { hpsdest = destp->hps; destheight = destp->height; } else return; if(src) { hpssrc = WinGetPS(src); srcheight = _get_height(src); } else if(srcp) { hpssrc = srcp->hps; srcheight = srcp->height; } else { if(!destp) WinReleasePS(hpsdest); return; } ptl[0].x = xdest; ptl[0].y = (destheight - ydest) - height; ptl[1].x = ptl[0].x + width; ptl[1].y = destheight - ydest; ptl[2].x = xsrc; ptl[2].y = srcheight - (ysrc + height); ptl[3].x = ptl[2].x + width; ptl[3].y = ptl[2].y + height; GpiBitBlt(hpsdest, hpssrc, 4, ptl, ROP_SRCCOPY, BBO_IGNORE); if(!destp) WinReleasePS(hpsdest); if(!srcp) WinReleasePS(hpssrc); } /* * Emits a beep. * Parameters: * freq: Frequency. * dur: Duration. */ void dw_beep(int freq, int dur) { DosBeep(freq, dur); } /* * Returns the handle to an unnamed mutex semaphore. */ HMTX dw_mutex_new(void) { HMTX mutex; DosCreateMutexSem(NULL, &mutex, 0, FALSE); 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) { DosCloseMutexSem(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) { DosRequestMutexSem(mutex, SEM_INDEFINITE_WAIT); } /* * Reliquishes the access to the semaphore. * Parameters: * mutex: The handle to the mutex returned by dw_mutex_new(). */ void dw_mutex_unlock(HMTX mutex) { DosReleaseMutexSem(mutex); } /* * Returns the handle to an unnamed event semaphore. */ HEV dw_event_new(void) { HEV blah; if(DosCreateEventSem (NULL, &blah, 0L, FALSE)) return 0; return blah; } /* * 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) { ULONG count; if(DosResetEventSem(eve, &count)) return FALSE; return TRUE; } /* * 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(DosPostEventSem(eve)) return FALSE; return TRUE; } /* * 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 = DosWaitEventSem(eve, timeout); if(!rc) return 1; if(rc == ERROR_TIMEOUT) return -1; return 0; } /* * 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 || ~DosCloseEventSem(*eve)) return FALSE; return TRUE; } /* * Encapsulate the message queues on OS/2. */ void _dwthreadstart(void *data) { HAB thishab = WinInitialize(0); HMQ thishmq = WinCreateMsgQueue(dwhab, 0); void (*threadfunc)(void *) = NULL; void **tmp = (void **)data; threadfunc = (void (*)(void *))tmp[0]; threadfunc(tmp[1]); free(tmp); WinDestroyMsgQueue(thishmq); WinTerminate(thishab); } /* * 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) { void **tmp = malloc(sizeof(void *) * 2); tmp[0] = func; tmp[1] = data; return (DWTID)_beginthread((void (*)(void *))_dwthreadstart, NULL, stack, (void *)tmp); } /* * Ends execution of current thread immediately. */ void dw_thread_end(void) { _endthread(); } /* * Returns the current thread's ID. */ DWTID dw_thread_id(void) { return (DWTID)_threadid; } /* * Cleanly terminates a DW session, should be signal handler safe. * Parameters: * exitcode: Exit code reported to the operating system. */ void dw_exit(int exitcode) { /* In case we are in a signal handler, don't * try to free memory that could possibly be * free()'d by the runtime already. */ #ifndef NO_SIGNALS Root = NULL; #endif exit(exitcode); } /* * Pack a splitbar (sizer) into the specified box from the start. * Parameters: * box: Window handle of the box to be packed into. */ void dw_box_pack_splitbar_start(HWND box) { Box *thisbox; if(WinWindowFromID(box, FID_CLIENT)) { box = WinWindowFromID(box, FID_CLIENT); thisbox = WinQueryWindowPtr(box, QWP_USER); } else thisbox = WinQueryWindowPtr(box, QWP_USER); if(thisbox) { HWND tmp = WinCreateWindow(HWND_OBJECT, SplitbarClassName, NULL, WS_VISIBLE, 0,0,2000,1000, NULLHANDLE, HWND_TOP, 0L, NULL, NULL); if(thisbox->type == BOXVERT) dw_box_pack_start(box, tmp, 1, SPLITBAR_WIDTH, TRUE, FALSE, 0); else dw_box_pack_start(box, tmp, SPLITBAR_WIDTH, 1, FALSE, TRUE, 0); } } /* * Pack a splitbar (sizer) into the specified box from the end. * Parameters: * box: Window handle of the box to be packed into. */ void dw_box_pack_splitbar_end(HWND box) { Box *thisbox; if(WinWindowFromID(box, FID_CLIENT)) { box = WinWindowFromID(box, FID_CLIENT); thisbox = WinQueryWindowPtr(box, QWP_USER); } else thisbox = WinQueryWindowPtr(box, QWP_USER); if(thisbox) { HWND tmp = WinCreateWindow(HWND_OBJECT, SplitbarClassName, NULL, WS_VISIBLE, 0,0,2000,1000, NULLHANDLE, HWND_TOP, 0L, NULL, NULL); if(thisbox->type == BOXVERT) dw_box_pack_end(box, tmp, 1, SPLITBAR_WIDTH, TRUE, FALSE, 0); else dw_box_pack_end(box, tmp, SPLITBAR_WIDTH, 1, FALSE, TRUE, 0); } } /* * 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 dw_box_pack_start(HWND box, HWND item, int width, int height, int hsize, int vsize, int pad) { Box *thisbox; if(WinWindowFromID(box, FID_CLIENT)) { box = WinWindowFromID(box, FID_CLIENT); thisbox = WinQueryWindowPtr(box, QWP_USER); } else thisbox = WinQueryWindowPtr(box, QWP_USER); if(thisbox) { if(thisbox->type == BOXHORZ) dw_box_pack_end_stub(box, item, width, height, hsize, vsize, pad); else dw_box_pack_start_stub(box, item, width, height, hsize, vsize, pad); } } void dw_box_pack_start_stub(HWND box, HWND item, int width, int height, int hsize, int vsize, int pad) { HWND boxowner = NULLHANDLE; Box *thisbox; if(WinWindowFromID(box, FID_CLIENT)) { box = WinWindowFromID(box, FID_CLIENT); thisbox = WinQueryWindowPtr(box, QWP_USER); hsize = TRUE; vsize = TRUE; } else thisbox = WinQueryWindowPtr(box, QWP_USER); if(thisbox) { int z; Item *tmpitem, *thisitem = thisbox->items; char tmpbuf[100]; tmpitem = malloc(sizeof(Item)*(thisbox->count+1)); for(z=0;z<thisbox->count;z++) { tmpitem[z+1] = thisitem[z]; } WinQueryClassName(item, 99, tmpbuf); if(strncmp(tmpbuf, "#1", 2)==0) tmpitem[0].type = TYPEBOX; else tmpitem[0].type = TYPEITEM; tmpitem[0].hwnd = item; tmpitem[0].origwidth = tmpitem[0].width = width; tmpitem[0].origheight = tmpitem[0].height = height; tmpitem[0].pad = pad; if(hsize) tmpitem[0].hsize = SIZEEXPAND; else tmpitem[0].hsize = SIZESTATIC; if(vsize) tmpitem[0].vsize = SIZEEXPAND; else tmpitem[0].vsize = SIZESTATIC; thisbox->items = tmpitem; if(thisbox->count) free(thisitem); thisbox->count++; WinQueryClassName(item, 99, tmpbuf); /* Don't set the ownership if it's an entryfield or combobox */ if(strncmp(tmpbuf, "#6", 2)!=0 /*&& strncmp(tmpbuf, "#2", 2)!=0*/) { if((boxowner = WinQueryWindow(box, QW_OWNER)) != 0) WinSetOwner(item, boxowner); else WinSetOwner(item, box); } WinSetParent(item, box, FALSE); } } /* The following two functions graciously contributed by Peter Nielsen. */ static ULONG _ParseBuildLevel (char* pchBuffer, ULONG ulSize) { char* pchStart = pchBuffer; char* pchEnd = pchStart + ulSize - 2; while (pchEnd >= pchStart) { if ((pchEnd[0] == '#') && (pchEnd[1] == '@')) { *pchEnd-- = '\0'; while (pchEnd >= pchStart) { if ((pchEnd[0] == '@') && (pchEnd[1] == '#')) { ULONG ulMajor = 0; ULONG ulMinor = 0; char* pch = pchEnd + 2; while (!isdigit (*pch) && *pch) pch++; while (isdigit (*pch)) ulMajor = ulMajor * 10 + *pch++ - '0'; if (*pch == '.') { while (isdigit (*++pch)) ulMinor = ulMinor * 10 + *pch - '0'; } return ((ulMajor << 16) | ulMinor); } pchEnd--; } } pchEnd--; } return (0); } ULONG _GetSystemBuildLevel(void) { /* The build level info is normally available in the end of the OS2KRNL file. However, this is not the case in some beta versions of OS/2. * We first try to find the info in the 256 last bytes of the file. If that fails, we load the entire file and search it completely. */ ULONG ulBootDrive = 0; ULONG ulBuild = 0; if (DosQuerySysInfo (QSV_BOOT_DRIVE, QSV_BOOT_DRIVE, &ulBootDrive, sizeof (ulBootDrive)) == NO_ERROR) { char achFileName[11] = { (char)('A'+ulBootDrive-1),':','\\','O','S','2','K','R','N','L','\0' }; HFILE hfile; ULONG ulResult; if (DosOpen (achFileName, &hfile, &ulResult, 0, 0, OPEN_ACTION_FAIL_IF_NEW | OPEN_ACTION_OPEN_IF_EXISTS, OPEN_FLAGS_FAIL_ON_ERROR | OPEN_FLAGS_NO_CACHE | OPEN_FLAGS_SEQUENTIAL | OPEN_SHARE_DENYNONE | OPEN_ACCESS_READONLY, NULL) == NO_ERROR) { ULONG ulFileSize = 0; if (DosSetFilePtr (hfile, 0, FILE_END, &ulFileSize) == NO_ERROR) { const ULONG ulFirstTry = min (256, ulFileSize); if (DosSetFilePtr (hfile, -(LONG)ulFirstTry, FILE_END, &ulResult) == NO_ERROR) { char *pchBuffer = malloc(ulFirstTry); if (DosRead (hfile, pchBuffer, ulFirstTry, &ulResult) == NO_ERROR) { ulBuild = _ParseBuildLevel (pchBuffer, ulFirstTry); if (ulBuild == 0) { if (DosSetFilePtr (hfile, 0, FILE_BEGIN, &ulResult) == NO_ERROR) { free(pchBuffer); pchBuffer = malloc(ulFileSize); if (DosRead (hfile, pchBuffer, ulFileSize, &ulResult) == NO_ERROR) ulBuild = _ParseBuildLevel (pchBuffer, ulFileSize); } } } free(pchBuffer); } } DosClose (hfile); } } return (ulBuild); } /* * Returns some information about the current operating environment. * Parameters: * env: Pointer to a DWEnv struct. */ void dw_environment_query(DWEnv *env) { ULONG aulBuffer[4]; ULONG Build; if(!env) return; /* Get the OS/2 version. */ DosQuerySysInfo(QSV_VERSION_MAJOR, QSV_MS_COUNT,(void *)aulBuffer, 4*sizeof(ULONG)); /* The default is OS/2 2.0 */ strcpy(env->osName,"OS/2"); env->MajorVersion = 2; env->MinorVersion = 0; Build = _GetSystemBuildLevel(); env->MinorBuild = Build & 0xFFFF; env->MajorBuild = Build >> 16; if (aulBuffer[0] == 20) { int i = (unsigned int)aulBuffer[1]; if (i > 20) { strcpy(env->osName,"Warp"); env->MajorVersion = (int)i/10; env->MinorVersion = i-(((int)i/10)*10); } else if (i == 10) env->MinorVersion = 1; } } /* * 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 *dw_file_browse(char *title, char *defpath, char *ext, int flags) { FILEDLG fild; HWND hwndFile; int len; if(defpath) strcpy(fild.szFullFile, defpath); else strcpy(fild.szFullFile, ""); len = strlen(fild.szFullFile); if(len) { if(fild.szFullFile[len-1] != '\\') strcat(fild.szFullFile, "\\"); } strcat(fild.szFullFile, "*"); if(ext) { strcat(fild.szFullFile, "."); strcat(fild.szFullFile, ext); } fild.cbSize = sizeof(FILEDLG); fild.fl = /*FDS_HELPBUTTON |*/ FDS_CENTER | FDS_OPEN_DIALOG; fild.pszTitle = title; fild.pszOKButton = ((flags & DW_FILE_SAVE) ? "Save" : "Open"); fild.ulUser = 0L; fild.pfnDlgProc = (PFNWP)WinDefFileDlgProc; fild.lReturn = 0L; fild.lSRC = 0L; fild.hMod = 0; fild.x = 0; fild.y = 0; fild.pszIType = (PSZ)NULL; fild.papszITypeList = (PAPSZ)NULL; fild.pszIDrive = (PSZ)NULL; fild.papszIDriveList= (PAPSZ)NULL; fild.sEAType = (SHORT)0; fild.papszFQFilename= (PAPSZ)NULL; fild.ulFQFCount = 0L; hwndFile = WinFileDlg(HWND_DESKTOP, HWND_DESKTOP, &fild); if(hwndFile) { switch(fild.lReturn) { case DID_OK: return strdup(fild.szFullFile); case DID_CANCEL: return NULL; } } return NULL; } /* * 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) { return spawnvp(P_NOWAIT, program, params); } /* * Loads a web browser pointed at the given URL. * Parameters: * url: Uniform resource locator. */ int dw_browse(char *url) { /* Is there a way to find the webbrowser in Unix? */ char *execargs[3], browser[1024]; PrfQueryProfileString(HINI_USERPROFILE, "WPURLDEFAULTSETTINGS", "DefaultBrowserExe", NULL, browser, 1024); execargs[0] = browser; execargs[1] = url; execargs[2] = NULL; return dw_exec(browser, DW_EXEC_GUI, execargs); } /* * 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[1024] = ""; if(!_user_dir[0]) { char *home = getenv("HOME"); if(home) strcpy(_user_dir, home); else strcpy(_user_dir, "C:\\"); } return _user_dir; } /* * 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 dw_window_function(HWND handle, void *function, void *data) { WinSendMsg(handle, WM_USER, (MPARAM)function, (MPARAM)data); } #ifndef NO_SIGNALS /* * 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 dw_signal_connect(HWND window, char *signame, void *sigfunc, void *data) { ULONG message = 0L; if(window && signame && sigfunc) { if((message = _findsigmessage(signame)) != 0) _new_signal(message, window, sigfunc, data); } } /* * Removes callbacks for a given window with given name. * Parameters: * window: Window handle of callback to be removed. */ void 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 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 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; } } } #endif #ifdef TEST HWND mainwindow, listbox, okbutton, cancelbutton, lbbox, stext, buttonbox, testwindow, testbox, testok, testcancel, testbox2, testok2, testcancel2, notebook; int count = 2; #ifdef USE_FILTER /* Do any handling you need in the filter function */ LONG testfilter(HWND hwnd, ULONG msg, MPARAM mp1, MPARAM mp2) { switch(msg) { case WM_COMMAND: switch (COMMANDMSG(&msg)->cmd) { case 1001L: case 1002L: dw_window_destroy(mainwindow);; count--; break; case 1003L: case 1004L: dw_window_destroy(testwindow);; count--; break; } if(!count) exit(0); break; } /* Return -1 to allow the default handlers to return. */ return TRUE; } #else int test_callback(HWND window, void *data) { dw_window_destroy((HWND)data); /* Return -1 to allow the default handlers to return. */ count--; if(!count) exit(0); return -1; } #endif /* * Let's demonstrate the functionality of this library. :) */ int main(void) { ULONG flStyle = DW_FCF_SYSMENU | DW_FCF_TITLEBAR | DW_FCF_SHELLPOSITION | DW_FCF_TASKLIST | DW_FCF_DLGBORDER; int pageid; dw_init(TRUE); /* Try a little server dialog. :) */ mainwindow = dw_window_new(HWND_DESKTOP, "Server", flStyle | DW_FCF_SIZEBORDER | DW_FCF_MINMAX); lbbox = dw_box_new(BOXVERT, 10); dw_box_pack_start(mainwindow, lbbox, 0, 0, TRUE, TRUE, 0); stext = dw_text_new("Choose a server:", 0); dw_window_set_style(stext, DW_DT_VCENTER, DW_DT_VCENTER); dw_box_pack_start(lbbox, stext, 130, 15, FALSE, FALSE, 10); listbox = dw_listbox_new(100L, FALSE); dw_box_pack_start(lbbox, listbox, 130, 200, TRUE, TRUE, 10); buttonbox = dw_box_new(BOXHORZ, 0); dw_box_pack_start(lbbox, buttonbox, 0, 0, TRUE, TRUE, 0); okbutton = dw_button_new("Ok", 1001L); dw_box_pack_start(buttonbox, okbutton, 50, 30, TRUE, TRUE, 5); cancelbutton = dw_button_new("Cancel", 1002L); dw_box_pack_start(buttonbox, cancelbutton, 50, 30, TRUE, TRUE, 5); /* Set some nice fonts and colors */ dw_window_set_color(lbbox, DW_CLR_PALEGRAY, DW_CLR_PALEGRAY); dw_window_set_color(buttonbox, DW_CLR_PALEGRAY, DW_CLR_PALEGRAY); dw_window_set_font(stext, "9.WarpSans"); dw_window_set_color(stext, DW_CLR_BLACK, DW_CLR_PALEGRAY); dw_window_set_font(listbox, "9.WarpSans"); dw_window_set_font(okbutton, "9.WarpSans"); dw_window_set_font(cancelbutton, "9.WarpSans"); dw_window_show(mainwindow); dw_window_set_usize(mainwindow, 170, 340); /* Another small example */ flStyle |= FCF_MINMAX | FCF_SIZEBORDER; testwindow = dw_window_new(HWND_DESKTOP, "Wow a test dialog! :) yay!", flStyle); testbox = dw_box_new(BOXVERT, 0); dw_box_pack_start(testwindow, testbox, 0, 0, TRUE, TRUE, 0); notebook = dw_notebook_new(1010L, TRUE); dw_box_pack_start(testbox, notebook, 100, 100, TRUE, TRUE, 0); testbox = dw_box_new(BOXVERT, 10); pageid = dw_notebook_page_new(notebook, 0L, FALSE); dw_notebook_page_set_text(notebook, pageid, "Test page"); dw_notebook_page_set_status_text(notebook, pageid, "Test page"); dw_notebook_pack(notebook, pageid, testbox); testok = dw_button_new("Ok", 1003L); dw_box_pack_start(testbox, testok, 60, 40, TRUE, TRUE, 10); testcancel = dw_button_new("Cancel", 1004L); dw_box_pack_start(testbox, testcancel, 60, 40, TRUE, TRUE, 10); testbox2 = dw_box_new(BOXHORZ, 0); dw_box_pack_start(testbox, testbox2, 0, 0, TRUE, TRUE, 0); testok2 = dw_button_new("Ok", 1003L); dw_box_pack_start(testbox2, testok2, 60, 40, TRUE, TRUE, 10); dw_box_pack_splitbar_start(testbox2); testcancel2 = dw_button_new("Cancel", 1004L); dw_box_pack_start(testbox2, testcancel2, 60, 40, TRUE, TRUE, 10); /* Set some nice fonts and colors */ dw_window_set_color(testbox, DW_CLR_PALEGRAY, DW_CLR_PALEGRAY); dw_window_set_color(testbox2, DW_CLR_PALEGRAY, DW_CLR_PALEGRAY); dw_window_set_font(testok, "9.WarpSans"); dw_window_set_font(testcancel, "9.WarpSans"); dw_window_set_font(testok2, "9.WarpSans"); dw_window_set_font(testcancel2, "9.WarpSans"); dw_window_show(testwindow); #ifdef USE_FILTER dw_main(0L, (void *)testfilter); #else /* Setup the function callbacks */ dw_signal_connect(okbutton, "clicked", DW_SIGNAL_FUNC(test_callback), (void *)mainwindow); dw_signal_connect(cancelbutton, "clicked", DW_SIGNAL_FUNC(test_callback), (void *)mainwindow); dw_signal_connect(testok, "clicked", DW_SIGNAL_FUNC(test_callback), (void *)testwindow); dw_signal_connect(testcancel, "clicked", DW_SIGNAL_FUNC(test_callback), (void *)testwindow); dw_signal_connect(testok2, "clicked", DW_SIGNAL_FUNC(test_callback), (void *)testwindow); dw_signal_connect(testcancel2, "clicked", DW_SIGNAL_FUNC(test_callback), (void *)testwindow); dw_signal_connect(mainwindow, "delete_event", DW_SIGNAL_FUNC(test_callback), (void *)mainwindow); dw_signal_connect(testwindow, "delete_event", DW_SIGNAL_FUNC(test_callback), (void *)testwindow); dw_main(0L, NULL); #endif return 0; } #endif