source: trunk/src/user32/new/loadres.cpp@ 770

Last change on this file since 770 was 686, checked in by sandervl, 26 years ago

VIRTUAL_MapFileA call changed
File size: 12.2 KB
Line 
1/* $Id: loadres.cpp,v 1.11 1999-08-25 12:30:08 sandervl Exp $ */
2
3/*
4 * Win32 resource API functions for OS/2
5 *
6 * Copyright 1998 Sander van Leeuwen
7 *
8 * Parts based on Wine code (objects\bitmap.c):
9 *
10 * Copyright 1993 Alexandre Julliard
11 * 1998 Huw D M Davies
12 *
13 * Project Odin Software License can be found in LICENSE.TXT
14 *
15 */
16#include <os2win.h>
17#include <user32.h>
18#include <winres.h>
19#include <heapstring.h>
20#include <oslibres.h>
21#include <winconst.h>
22#include <win\virtual.h>
23#include "dib.h"
24
25//******************************************************************************
26//******************************************************************************
27int WIN32API LoadStringA(HINSTANCE hinst, UINT wID, LPSTR lpBuffer, int cchBuffer)
28{
29 Win32Resource *winres;
30 LPWSTR resstring;
31 int resstrlen = 0;
32
33 winres = (Win32Resource *)FindResourceA(hinst, (LPSTR)wID, RT_STRINGA);
34 if(winres == NULL) {
35 dprintf(("LoadStringA NOT FOUND from %X, id %d buffersize %d\n", hinst, wID, cchBuffer));
36 return 0;
37 }
38
39 resstring = (LPWSTR)winres->lockResource();
40 if(resstring) {
41 resstrlen = min(lstrlenW(resstring)+1, cchBuffer);
42 lstrcpynWtoA(lpBuffer, resstring, resstrlen);
43 lpBuffer[resstrlen-1] = 0;
44 resstrlen--;
45 dprintf(("LoadStringA (%d) %s", resstrlen, lpBuffer));
46 }
47 delete winres;
48
49 dprintf(("LoadStringA from %X, id %d buffersize %d\n", hinst, wID, cchBuffer));
50 return(resstrlen);
51}
52//******************************************************************************
53//******************************************************************************
54int WIN32API LoadStringW(HINSTANCE hinst, UINT wID, LPWSTR lpBuffer, int cchBuffer)
55{
56 Win32Resource *winres;
57 LPWSTR resstring;
58 int resstrlen = 0;
59
60 winres = (Win32Resource *)FindResourceW(hinst, (LPWSTR)wID, RT_STRINGW);
61 if(winres == NULL) {
62 dprintf(("LoadStringW NOT FOUND from %X, id %d buffersize %d\n", hinst, wID, cchBuffer));
63 return 0;
64 }
65
66 resstring = (LPWSTR)winres->lockResource();
67 if(resstring) {
68 resstrlen = min(lstrlenW(resstring)+1, cchBuffer);
69 lstrcpynW(lpBuffer, resstring, resstrlen);
70 lpBuffer[resstrlen-1] = 0;
71 resstrlen--;
72 }
73 delete winres;
74
75 dprintf(("LoadStringW from %X, id %d buffersize %d\n", hinst, wID, cchBuffer));
76 return(resstrlen);
77}
78//******************************************************************************
79//******************************************************************************
80HICON WIN32API LoadIconA(HINSTANCE hinst, LPCSTR lpszIcon)
81{
82 Win32Resource *winres;
83 HICON hIcon;
84
85 hIcon = OSLibWinQuerySysIcon((ULONG)lpszIcon);
86 if(hIcon == 0) {//not a system icon
87 winres = (Win32Resource *)FindResourceA(hinst, lpszIcon, RT_ICONA);
88 if(winres == 0) {
89 winres = (Win32Resource *)FindResourceA(hinst, lpszIcon, RT_GROUP_ICONA);
90 }
91 if(winres) {
92 hIcon = OSLibWinCreateIcon(winres->lockOS2Resource());
93 delete winres;
94 }
95 }
96 dprintf(("LoadIconA (%X) returned %x\n", hinst, hIcon));
97
98 return(hIcon);
99}
100//******************************************************************************
101//******************************************************************************
102HICON WIN32API LoadIconW(HINSTANCE hinst, LPCWSTR lpszIcon)
103{
104 Win32Resource *winres;
105 HICON hIcon;
106
107 hIcon = OSLibWinQuerySysIcon((ULONG)lpszIcon);
108 if(hIcon == 0) {//not a system icon
109 winres = (Win32Resource *)FindResourceW(hinst, lpszIcon, RT_ICONW);
110 if(winres == 0) {
111 winres = (Win32Resource *)FindResourceW(hinst, lpszIcon, RT_GROUP_ICONW);
112 }
113 if(winres) {
114 hIcon = OSLibWinCreateIcon(winres->lockOS2Resource());
115 delete winres;
116 }
117 }
118 dprintf(("LoadIconW (%X) returned %x\n", hinst, hIcon));
119
120 return(hIcon);
121}
122//******************************************************************************
123//******************************************************************************
124HCURSOR WIN32API LoadCursorA(HINSTANCE hinst, LPCSTR lpszCursor)
125{
126 Win32Resource *winres;
127 HCURSOR hCursor;
128
129 hCursor = OSLibWinQuerySysPointer((ULONG)lpszCursor);
130 if(hCursor == 0) {//not a system pointer
131 winres = (Win32Resource *)FindResourceA(hinst, lpszCursor, RT_CURSORA);
132 if(winres == 0) {
133 winres = (Win32Resource *)FindResourceA(hinst, lpszCursor, RT_GROUP_CURSORA);
134 }
135 if(winres) {
136 hCursor = OSLibWinCreatePointer(winres->lockOS2Resource());
137 delete winres;
138 }
139 }
140 dprintf(("LoadCursorA (%X) returned %x\n", hinst, hCursor));
141
142 return(hCursor);
143}
144//******************************************************************************
145//******************************************************************************
146HCURSOR WIN32API LoadCursorW(HINSTANCE hinst, LPCWSTR lpszCursor)
147{
148 Win32Resource *winres;
149 HCURSOR hCursor;
150
151 hCursor = OSLibWinQuerySysPointer((ULONG)lpszCursor);
152 if(hCursor == 0) {//not a system pointer
153 winres = (Win32Resource *)FindResourceW(hinst, lpszCursor, RT_CURSORW);
154 if(winres == 0) {
155 winres = (Win32Resource *)FindResourceW(hinst, lpszCursor, RT_GROUP_CURSORW);
156 }
157 if(winres) {
158 hCursor = OSLibWinCreatePointer(winres->lockOS2Resource());
159 delete winres;
160 }
161 }
162 dprintf(("LoadCursorW (%X) returned %x\n", hinst, hCursor));
163
164 return(hCursor);
165}
166//******************************************************************************
167//******************************************************************************
168BOOL IsSystemBitmap(ULONG *id)
169{
170 switch(*id)
171 {
172 case OBM_UPARROW_W:
173 case OBM_DNARROW_W:
174 case OBM_RGARROW_W:
175 case OBM_LFARROW_W:
176 case OBM_RESTORE_W:
177 case OBM_RESTORED_W:
178 case OBM_UPARROWD_W:
179 case OBM_DNARROWD_W:
180 case OBM_RGARROWD_W:
181 case OBM_LFARROWD_W:
182 case OBM_OLD_UPARROW_W:
183 case OBM_OLD_DNARROW_W:
184 case OBM_OLD_RGARROW_W:
185 case OBM_OLD_LFARROW_W:
186 case OBM_CHECK_W:
187 case OBM_CHECKBOXES_W:
188 case OBM_BTNCORNERS_W:
189 case OBM_COMBO_W:
190 case OBM_REDUCE_W:
191 case OBM_REDUCED_W:
192 case OBM_ZOOM_W:
193 case OBM_ZOOMD_W:
194 case OBM_SIZE_W:
195 case OBM_CLOSE_W:
196 case OBM_MNARROW_W:
197 case OBM_UPARROWI_W:
198 case OBM_DNARROWI_W:
199 case OBM_RGARROWI_W:
200 case OBM_LFARROWI_W:
201 return TRUE;
202
203 //TODO: Not supported by Open32. Replacement may not be accurate
204 case OBM_OLD_CLOSE_W:
205 *id = OBM_CLOSE_W;
206 return TRUE;
207
208 case OBM_BTSIZE_W:
209 *id = OBM_SIZE_W;
210 return TRUE;
211
212 case OBM_OLD_REDUCE_W:
213 *id = OBM_REDUCE_W;
214 return TRUE;
215
216 case OBM_OLD_ZOOM_W:
217 *id = OBM_ZOOM_W;
218 return TRUE;
219
220 case OBM_OLD_RESTORE_W:
221 *id = OBM_RESTORE_W;
222 return TRUE;
223
224 default:
225 return FALSE;
226 }
227}
228//******************************************************************************
229//NOTE: LR_CREATEDIBSECTION flag doesn't work (crash in GDI32)!
230//******************************************************************************
231HANDLE LoadBitmapA(HINSTANCE hinst, LPCSTR lpszName, int cxDesired, int cyDesired,
232 UINT fuLoad)
233{
234 HBITMAP hbitmap = 0;
235 HDC hdc;
236 HRSRC hRsrc;
237 HGLOBAL handle, hMapping = 0;
238 char *ptr = NULL;
239 BITMAPINFO *info, *fix_info=NULL;
240 HGLOBAL hFix;
241 int size;
242
243 if (!(fuLoad & LR_LOADFROMFILE)) {
244 if (!(hRsrc = FindResourceA( hinst, lpszName, RT_BITMAPA ))) return 0;
245 if (!(handle = LoadResource( hinst, hRsrc ))) return 0;
246
247 if ((info = (BITMAPINFO *)LockResource( handle )) == NULL) return 0;
248 }
249 else
250 {
251 if (!(hMapping = VIRTUAL_MapFileA( lpszName, (LPVOID *)&ptr ))) return 0;
252 info = (BITMAPINFO *)(ptr + sizeof(BITMAPFILEHEADER));
253 }
254
255 //TODO: This has to be removed once pe2lx stores win32 resources!!!
256 if (info->bmiHeader.biSize != sizeof(BITMAPCOREHEADER) &&
257 info->bmiHeader.biSize != sizeof(BITMAPINFOHEADER))
258 {//assume it contains a file header first
259 info = (BITMAPINFO *)((char *)info + sizeof(BITMAPFILEHEADER));
260 }
261
262 size = DIB_BitmapInfoSize(info, DIB_RGB_COLORS);
263 if ((hFix = GlobalAlloc(0, size)) != NULL) fix_info = (BITMAPINFO *)GlobalLock(hFix);
264 if (fix_info) {
265 BYTE pix;
266
267 memcpy(fix_info, info, size);
268 pix = *((LPBYTE)info+DIB_BitmapInfoSize(info, DIB_RGB_COLORS));
269 DIB_FixColorsToLoadflags(fix_info, fuLoad, pix);
270 if ((hdc = GetDC(0)) != 0) {
271 char *bits = (char *)info + size;
272 if (fuLoad & LR_CREATEDIBSECTION) {
273 DIBSECTION dib;
274 hbitmap = CreateDIBSection(hdc, fix_info, DIB_RGB_COLORS, NULL, 0, 0);
275 GetObjectA(hbitmap, sizeof(DIBSECTION), &dib);
276 SetDIBits(hdc, hbitmap, 0, dib.dsBm.bmHeight, bits, info,
277 DIB_RGB_COLORS);
278 }
279 else {
280 hbitmap = CreateDIBitmap( hdc, &fix_info->bmiHeader, CBM_INIT,
281 bits, fix_info, DIB_RGB_COLORS );
282 }
283 ReleaseDC( 0, hdc );
284 }
285 GlobalUnlock(hFix);
286 GlobalFree(hFix);
287 }
288 if (fuLoad & LR_LOADFROMFILE) CloseHandle( hMapping );
289 return hbitmap;
290}
291//******************************************************************************
292//TODO: No support for RT_NEWBITMAP
293//******************************************************************************
294HBITMAP WIN32API LoadBitmapA(HINSTANCE hinst, LPCSTR lpszBitmap)
295{
296 HBITMAP hBitmap = 0;
297
298 if(IsSystemBitmap((ULONG *)&lpszBitmap)) {
299 hBitmap = O32_LoadBitmap(hinst, lpszBitmap);
300 }
301 else {
302 hBitmap = LoadBitmapA(hinst, lpszBitmap, 0, 0, 0);
303 }
304 dprintf(("LoadBitmapA returned %08xh\n", hBitmap));
305
306 return(hBitmap);
307}
308//******************************************************************************
309//TODO: No support for RT_NEWBITMAP
310//******************************************************************************
311HBITMAP WIN32API LoadBitmapW(HINSTANCE hinst, LPCWSTR lpszBitmap)
312{
313 HBITMAP hBitmap;
314
315 if(IsSystemBitmap((ULONG *)&lpszBitmap)) {
316 hBitmap = O32_LoadBitmap(hinst, (LPCSTR)lpszBitmap);
317 }
318 else {
319 if(HIWORD(lpszBitmap) != 0) {
320 lpszBitmap = (LPWSTR)UnicodeToAsciiString((LPWSTR)lpszBitmap);
321 }
322 hBitmap = LoadBitmapA(hinst, (LPSTR)lpszBitmap, 0, 0, 0);
323 }
324
325 if(HIWORD(lpszBitmap) != 0)
326 FreeAsciiString((LPSTR)lpszBitmap);
327
328 dprintf(("LoadBitmapW returned %08xh\n", hBitmap));
329
330 return(hBitmap);
331}
332//******************************************************************************
333//TODO: Far from complete, but works for loading resources from exe
334//fuLoad flag ignored
335//******************************************************************************
336HANDLE WIN32API LoadImageA(HINSTANCE hinst, LPCSTR lpszName, UINT uType,
337 int cxDesired, int cyDesired, UINT fuLoad)
338{
339 HANDLE hRet = 0;
340
341 dprintf(("LoadImageA NOT COMPLETE (%d,%d)\n", cxDesired, cyDesired));
342
343 if (fuLoad & LR_DEFAULTSIZE) {
344 if (uType == IMAGE_ICON) {
345 if (!cxDesired) cxDesired = GetSystemMetrics(SM_CXICON);
346 if (!cyDesired) cyDesired = GetSystemMetrics(SM_CYICON);
347 }
348 else if (uType == IMAGE_CURSOR) {
349 if (!cxDesired) cxDesired = GetSystemMetrics(SM_CXCURSOR);
350 if (!cyDesired) cyDesired = GetSystemMetrics(SM_CYCURSOR);
351 }
352 }
353 if (fuLoad & LR_LOADFROMFILE) fuLoad &= ~LR_SHARED;
354
355 switch(uType) {
356 case IMAGE_BITMAP:
357 hRet = (HANDLE)LoadBitmapA(hinst, lpszName, cxDesired, cyDesired, fuLoad);
358 break;
359 case IMAGE_CURSOR:
360 hRet = (HANDLE)LoadCursorA(hinst, lpszName);
361 break;
362 case IMAGE_ICON:
363 hRet = (HANDLE)LoadIconA(hinst, lpszName);
364 break;
365 default:
366 dprintf(("LoadImageA: unsupported type %d!!", uType));
367 return 0;
368 }
369 dprintf(("LoadImageA returned %d\n", (int)hRet));
370
371 return(hRet);
372}
373//******************************************************************************
374//******************************************************************************
375HANDLE WIN32API LoadImageW(HINSTANCE hinst, LPCWSTR lpszName, UINT uType,
376 int cxDesired, int cyDesired, UINT fuLoad)
377{
378 HANDLE hRet = 0;
379
380 dprintf(("LoadImageW NOT COMPLETE (%d,%d)\n", cxDesired, cyDesired));
381
382 if (fuLoad & LR_DEFAULTSIZE) {
383 if (uType == IMAGE_ICON) {
384 if (!cxDesired) cxDesired = GetSystemMetrics(SM_CXICON);
385 if (!cyDesired) cyDesired = GetSystemMetrics(SM_CYICON);
386 }
387 else if (uType == IMAGE_CURSOR) {
388 if (!cxDesired) cxDesired = GetSystemMetrics(SM_CXCURSOR);
389 if (!cyDesired) cyDesired = GetSystemMetrics(SM_CYCURSOR);
390 }
391 }
392 if (fuLoad & LR_LOADFROMFILE) fuLoad &= ~LR_SHARED;
393
394 switch(uType) {
395 case IMAGE_BITMAP:
396 hRet = (HANDLE)LoadBitmapW(hinst, lpszName);
397 break;
398 case IMAGE_CURSOR:
399 hRet = (HANDLE)LoadCursorW(hinst, lpszName);
400 break;
401 case IMAGE_ICON:
402 hRet = (HANDLE)LoadIconW(hinst, lpszName);
403 break;
404 default:
405 dprintf(("LoadImageW: unsupported type %d!!", uType));
406 return 0;
407 }
408 dprintf(("LoadImageW returned %d\n", (int)hRet));
409
410 return(hRet);
411}
412//******************************************************************************
413//******************************************************************************
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