2 * USER resource functions
4 * Copyright 1993 Robert J. Amstadt
5 * Copyright 1995 Alexandre Julliard
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
28 #include "wine/winbase16.h"
29 #include "wine/winuser16.h"
31 #include "wine/debug.h"
33 WINE_DEFAULT_DEBUG_CHANNEL(resource);
34 WINE_DECLARE_DEBUG_CHANNEL(accel);
36 /* this is the 8 byte accel struct used in Win32 resources (internal only) */
43 } PE_ACCEL, *LPPE_ACCEL;
45 /**********************************************************************
46 * LoadAccelerators [USER.177]
48 HACCEL16 WINAPI LoadAccelerators16(HINSTANCE16 instance, LPCSTR lpTableName)
52 TRACE_(accel)("%04x %s\n", instance, debugstr_a(lpTableName) );
54 if (!(hRsrc = FindResource16( instance, lpTableName, (LPSTR)RT_ACCELERATOR ))) {
55 WARN_(accel)("couldn't find accelerator table resource\n");
59 TRACE_(accel)("returning HACCEL 0x%x\n", hRsrc);
60 return LoadResource16(instance,hRsrc);
63 /**********************************************************************
64 * LoadAcceleratorsW (USER32.@)
65 * The image layout seems to look like this (not 100% sure):
66 * 00: WORD type type of accelerator
69 * 06: WORD pad (to DWORD boundary)
71 HACCEL WINAPI LoadAcceleratorsW(HINSTANCE instance,LPCWSTR lpTableName)
78 if (HIWORD(lpTableName))
79 TRACE_(accel)("%p '%s'\n",
80 (LPVOID)instance, (const char *)( lpTableName ) );
82 TRACE_(accel)("%p 0x%04x\n",
83 (LPVOID)instance, LOWORD(lpTableName) );
85 if (!(hRsrc = FindResourceW( instance, lpTableName, (LPWSTR)RT_ACCELERATOR )))
87 WARN_(accel)("couldn't find accelerator table resource\n");
89 hMem = LoadResource( instance, hRsrc );
90 size = SizeofResource( instance, hRsrc );
91 if(size>=sizeof(PE_ACCEL))
93 LPPE_ACCEL accel_table = (LPPE_ACCEL) hMem;
95 int i,nrofaccells = size/sizeof(PE_ACCEL);
97 hRetval = GlobalAlloc16(0,sizeof(ACCEL16)*nrofaccells);
98 accel16 = (LPACCEL16)GlobalLock16(hRetval);
99 for (i=0;i<nrofaccells;i++) {
100 accel16[i].fVirt = accel_table[i].fVirt & 0x7f;
101 accel16[i].key = accel_table[i].key;
102 if( !(accel16[i].fVirt & FVIRTKEY) )
103 accel16[i].key &= 0x00ff;
104 accel16[i].cmd = accel_table[i].cmd;
106 accel16[i-1].fVirt |= 0x80;
109 TRACE_(accel)("returning HACCEL %p\n", hRsrc);
110 return HACCEL_32(hRetval);
113 /***********************************************************************
114 * LoadAcceleratorsA (USER32.@)
116 HACCEL WINAPI LoadAcceleratorsA(HINSTANCE instance,LPCSTR lpTableName)
122 if (!HIWORD(lpTableName)) return LoadAcceleratorsW( instance, (LPCWSTR)lpTableName );
124 len = MultiByteToWideChar( CP_ACP, 0, lpTableName, -1, NULL, 0 );
125 if ((uni = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) )))
127 MultiByteToWideChar( CP_ACP, 0, lpTableName, -1, uni, len );
128 result = LoadAcceleratorsW(instance,uni);
129 HeapFree( GetProcessHeap(), 0, uni);
134 /**********************************************************************
135 * CopyAcceleratorTableA (USER32.@)
137 INT WINAPI CopyAcceleratorTableA(HACCEL src, LPACCEL dst, INT entries)
139 return CopyAcceleratorTableW(src, dst, entries);
142 /**********************************************************************
143 * CopyAcceleratorTableW (USER32.@)
145 * By mortene@pvv.org 980321
147 INT WINAPI CopyAcceleratorTableW(HACCEL src, LPACCEL dst,
151 LPACCEL16 accel = (LPACCEL16)GlobalLock16(HACCEL_16(src));
154 /* Do parameter checking to avoid the explosions and the screaming
155 as far as possible. */
156 if((dst && (entries < 1)) || (src == NULL) || !accel) {
157 WARN_(accel)("Application sent invalid parameters (%p %p %d).\n",
158 (LPVOID)src, (LPVOID)dst, entries);
161 xsize = GlobalSize16(HACCEL_16(src))/sizeof(ACCEL16);
162 if (xsize<entries) entries=xsize;
166 /* Spit out some debugging information. */
167 TRACE_(accel)("accel %d: type 0x%02x, event '%c', IDval 0x%04x.\n",
168 i, accel[i].fVirt, accel[i].key, accel[i].cmd);
170 /* Copy data to the destination structure array (if dst == NULL,
171 we're just supposed to count the number of entries). */
173 dst[i].fVirt = accel[i].fVirt&0x7f;
174 dst[i].key = accel[i].key;
175 dst[i].cmd = accel[i].cmd;
177 /* Check if we've reached the end of the application supplied
178 accelerator table. */
183 /* The highest order bit seems to mark the end of the accelerator
184 resource table, but not always. Use GlobalSize() check too. */
185 if((accel[i].fVirt & 0x80) != 0) done = TRUE;
193 /*********************************************************************
194 * CreateAcceleratorTableA (USER32.@)
196 * By mortene@pvv.org 980321
198 HACCEL WINAPI CreateAcceleratorTableA(LPACCEL lpaccel, INT cEntries)
204 /* Do parameter checking just in case someone's trying to be
207 WARN_(accel)("Application sent invalid parameters (%p %d).\n",
209 SetLastError(ERROR_INVALID_PARAMETER);
213 /* Allocate memory and copy the table. */
214 hAccel = HACCEL_32(GlobalAlloc16(0,cEntries*sizeof(ACCEL16)));
216 TRACE_(accel)("handle %p\n", hAccel);
218 ERR_(accel)("Out of memory.\n");
219 SetLastError(ERROR_NOT_ENOUGH_MEMORY);
222 accel = GlobalLock16(HACCEL_16(hAccel));
223 for (i=0;i<cEntries;i++) {
224 accel[i].fVirt = lpaccel[i].fVirt&0x7f;
225 accel[i].key = lpaccel[i].key;
226 if( !(accel[i].fVirt & FVIRTKEY) )
227 accel[i].key &= 0x00ff;
228 accel[i].cmd = lpaccel[i].cmd;
230 /* Set the end-of-table terminator. */
231 accel[cEntries-1].fVirt |= 0x80;
233 TRACE_(accel)("Allocated accelerator handle %p with %d entries\n", hAccel,cEntries);
237 /*********************************************************************
238 * CreateAcceleratorTableW (USER32.@)
242 HACCEL WINAPI CreateAcceleratorTableW(LPACCEL lpaccel, INT cEntries)
249 /* Do parameter checking just in case someone's trying to be
252 WARN_(accel)("Application sent invalid parameters (%p %d).\n",
254 SetLastError(ERROR_INVALID_PARAMETER);
258 /* Allocate memory and copy the table. */
259 hAccel = HACCEL_32(GlobalAlloc16(0,cEntries*sizeof(ACCEL16)));
261 TRACE_(accel)("handle %p\n", hAccel);
263 ERR_(accel)("Out of memory.\n");
264 SetLastError(ERROR_NOT_ENOUGH_MEMORY);
267 accel = GlobalLock16(HACCEL_16(hAccel));
270 for (i=0;i<cEntries;i++) {
271 accel[i].fVirt = lpaccel[i].fVirt&0x7f;
272 if( !(accel[i].fVirt & FVIRTKEY) ) {
273 ckey = (char) lpaccel[i].key;
274 if(!MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, &ckey, 1, &accel[i].key, 1))
275 WARN_(accel)("Error converting ASCII accelerator table to Unicode\n");
278 accel[i].key = lpaccel[i].key;
279 accel[i].cmd = lpaccel[i].cmd;
282 /* Set the end-of-table terminator. */
283 accel[cEntries-1].fVirt |= 0x80;
285 TRACE_(accel)("Allocated accelerator handle %p\n", hAccel);
289 /******************************************************************************
290 * DestroyAcceleratorTable [USER32.@]
291 * Destroys an accelerator table
294 * By mortene@pvv.org 980321
297 * handle [I] Handle to accelerator table
303 BOOL WINAPI DestroyAcceleratorTable( HACCEL handle )
307 return !GlobalFree16(HACCEL_16(handle));
310 /**********************************************************************
311 * LoadString (USER.176)
313 INT16 WINAPI LoadString16( HINSTANCE16 instance, UINT16 resource_id,
314 LPSTR buffer, INT16 buflen )
322 TRACE("inst=%04x id=%04x buff=%p len=%d\n",
323 instance, resource_id, buffer, buflen);
325 hrsrc = FindResource16( instance, MAKEINTRESOURCEA((resource_id>>4)+1), (LPSTR)RT_STRING );
326 if (!hrsrc) return 0;
327 hmem = LoadResource16( instance, hrsrc );
330 p = LockResource16(hmem);
331 string_num = resource_id & 0x000f;
332 for (i = 0; i < string_num; i++)
335 TRACE("strlen = %d\n", (int)*p );
337 if (buffer == NULL) return *p;
338 i = min(buflen - 1, *p);
340 memcpy(buffer, p + 1, i);
347 WARN("Don't know why caller gave buflen=%d *p=%d trying to obtain string '%s'\n", buflen, *p, p + 1);
349 FreeResource16( hmem );
351 TRACE("'%s' loaded !\n", buffer);
355 /**********************************************************************
356 * LoadStringW (USER32.@)
358 INT WINAPI LoadStringW( HINSTANCE instance, UINT resource_id,
359 LPWSTR buffer, INT buflen )
367 TRACE("instance = %p, id = %04x, buffer = %p, length = %d\n",
368 instance, resource_id, buffer, buflen);
370 /* Use loword (incremented by 1) as resourceid */
371 hrsrc = FindResourceW( instance, MAKEINTRESOURCEW((LOWORD(resource_id) >> 4) + 1),
373 if (!hrsrc) return 0;
374 hmem = LoadResource( instance, hrsrc );
377 p = LockResource(hmem);
378 string_num = resource_id & 0x000f;
379 for (i = 0; i < string_num; i++)
382 TRACE("strlen = %d\n", (int)*p );
384 if (buffer == NULL) return *p;
385 i = min(buflen - 1, *p);
387 memcpy(buffer, p + 1, i * sizeof (WCHAR));
388 buffer[i] = (WCHAR) 0;
391 buffer[0] = (WCHAR) 0;
396 TRACE("%s loaded !\n", debugstr_w(buffer));
400 /**********************************************************************
401 * LoadStringA (USER32.@)
403 INT WINAPI LoadStringA( HINSTANCE instance, UINT resource_id,
404 LPSTR buffer, INT buflen )
409 TRACE("instance = %p, id = %04x, buffer = %p, length = %d\n",
410 instance, resource_id, buffer, buflen);
412 if(buffer == NULL) /* asked size of string */
413 return LoadStringW(instance, resource_id, NULL, 0);
415 wbuf = HeapAlloc(GetProcessHeap(), 0, buflen * sizeof(WCHAR));
419 retval = LoadStringW(instance, resource_id, wbuf, buflen);
422 retval = WideCharToMultiByte(CP_ACP, 0, wbuf, retval, buffer, buflen - 1, NULL, NULL);
424 TRACE("%s loaded !\n", debugstr_a(buffer));
426 else buffer[0] = 0; /* no check of buflen here */
427 HeapFree( GetProcessHeap(), 0, wbuf );
432 /**********************************************************************
433 * GetGuiResources (USER32.@)
435 DWORD WINAPI GetGuiResources( HANDLE hProcess, DWORD uiFlags )
437 FIXME("(%p,%x): stub\n",hProcess,uiFlags);
438 SetLastError( ERROR_CALL_NOT_IMPLEMENTED );