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[reactos.git] / dll / win32 / comctl32 / commctrl.c
1 /*
2 * Common controls functions
3 *
4 * Copyright 1997 Dimitrie O. Paun
5 * Copyright 1998,2000 Eric Kohl
6 *
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.
11 *
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.
16 *
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
20 *
21 * NOTES
22 *
23 * This code was audited for completeness against the documented features
24 * of Comctl32.dll version 6.0 on Oct. 21, 2002, by Christian Neumair.
25 *
26 * Unless otherwise noted, we believe this code to be complete, as per
27 * the specification mentioned above.
28 * If you discover missing features, or bugs, please note them below.
29 *
30 * TODO
31 * -- implement GetMUILanguage + InitMUILanguage
32 * -- finish NOTES for MenuHelp, GetEffectiveClientRect and GetStatusTextW
33 * -- FIXMEs + BUGS (search for them)
34 *
35 * Control Classes
36 * -- ICC_ANIMATE_CLASS
37 * -- ICC_BAR_CLASSES
38 * -- ICC_COOL_CLASSES
39 * -- ICC_DATE_CLASSES
40 * -- ICC_HOTKEY_CLASS
41 * -- ICC_INTERNET_CLASSES
42 * -- ICC_LINK_CLASS
43 * -- ICC_LISTVIEW_CLASSES
44 * -- ICC_NATIVEFNTCTL_CLASS
45 * -- ICC_PAGESCROLLER_CLASS
46 * -- ICC_PROGRESS_CLASS
47 * -- ICC_STANDARD_CLASSES (not yet implemented)
48 * -- ICC_TAB_CLASSES
49 * -- ICC_TREEVIEW_CLASSES
50 * -- ICC_UPDOWN_CLASS
51 * -- ICC_USEREX_CLASSES
52 * -- ICC_WIN95_CLASSES
53 */
54
55 #include <stdarg.h>
56 #include <string.h>
57 #include <stdlib.h>
58
59 #include "windef.h"
60 #include "winbase.h"
61 #include "wingdi.h"
62 #include "winuser.h"
63 #include "winnls.h"
64 #include "commctrl.h"
65 #include "winerror.h"
66 #include "winreg.h"
67 #define NO_SHLWAPI_STREAM
68 #include "shlwapi.h"
69 #include "comctl32.h"
70 #include "wine/debug.h"
71
72 WINE_DEFAULT_DEBUG_CHANNEL(commctrl);
73
74
75 #define NAME "microsoft.windows.common-controls"
76 #define FILE "comctl32.dll"
77 #define VERSION "6.0.2600.2982"
78 #define PUBLIC_KEY "6595b64144ccf1df"
79
80 #ifdef __i386__
81 #define ARCH "x86"
82 #elif defined __x86_64__
83 #define ARCH "amd64"
84 #else
85 #define ARCH "none"
86 #endif
87
88 static const char manifest[] =
89 "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\"?>\n"
90 "<assembly xmlns=\"urn:schemas-microsoft-com:asm.v1\" manifestVersion=\"1.0\">\n"
91 " <assemblyIdentity type=\"win32\" name=\"" NAME "\" version=\"" VERSION "\" processorArchitecture=\"" ARCH "\" publicKeyToken=\"" PUBLIC_KEY "\"/>\n"
92 " <file name=\"" FILE "\">\n"
93 " <windowClass>Button</windowClass>\n"
94 " <windowClass>ButtonListBox</windowClass>\n"
95 " <windowClass>ComboBoxEx32</windowClass>\n"
96 " <windowClass>ComboLBox</windowClass>\n"
97 " <windowClass>Combobox</windowClass>\n"
98 " <windowClass>Edit</windowClass>\n"
99 " <windowClass>Listbox</windowClass>\n"
100 " <windowClass>NativeFontCtl</windowClass>\n"
101 " <windowClass>ReBarWindow32</windowClass>\n"
102 " <windowClass>ScrollBar</windowClass>\n"
103 " <windowClass>Static</windowClass>\n"
104 " <windowClass>SysAnimate32</windowClass>\n"
105 " <windowClass>SysDateTimePick32</windowClass>\n"
106 " <windowClass>SysHeader32</windowClass>\n"
107 " <windowClass>SysIPAddress32</windowClass>\n"
108 " <windowClass>SysLink</windowClass>\n"
109 " <windowClass>SysListView32</windowClass>\n"
110 " <windowClass>SysMonthCal32</windowClass>\n"
111 " <windowClass>SysPager</windowClass>\n"
112 " <windowClass>SysTabControl32</windowClass>\n"
113 " <windowClass>SysTreeView32</windowClass>\n"
114 " <windowClass>ToolbarWindow32</windowClass>\n"
115 " <windowClass>msctls_hotkey32</windowClass>\n"
116 " <windowClass>msctls_progress32</windowClass>\n"
117 " <windowClass>msctls_statusbar32</windowClass>\n"
118 " <windowClass>msctls_trackbar32</windowClass>\n"
119 " <windowClass>msctls_updown32</windowClass>\n"
120 " <windowClass>tooltips_class32</windowClass>\n"
121 " </file>\n"
122 "</assembly>\n";
123
124 static const char manifest_filename[] = ARCH "_" NAME "_" PUBLIC_KEY "_" VERSION "_none_deadbeef.manifest";
125
126 static LRESULT WINAPI COMCTL32_SubclassProc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
127
128 static LPWSTR COMCTL32_wSubclass = NULL;
129 HMODULE COMCTL32_hModule = 0;
130 static LANGID COMCTL32_uiLang = MAKELANGID(LANG_NEUTRAL, SUBLANG_NEUTRAL);
131 HBRUSH COMCTL32_hPattern55AABrush = NULL;
132 COMCTL32_SysColor comctl32_color;
133
134 static HBITMAP COMCTL32_hPattern55AABitmap = NULL;
135
136 static const WORD wPattern55AA[] =
137 {
138 0x5555, 0xaaaa, 0x5555, 0xaaaa,
139 0x5555, 0xaaaa, 0x5555, 0xaaaa
140 };
141
142 static const WCHAR strCC32SubclassInfo[] = {
143 'C','C','3','2','S','u','b','c','l','a','s','s','I','n','f','o',0
144 };
145
146 static BOOL create_manifest( BOOL install )
147 {
148 static const WCHAR winsxsW[] = {'\\','w','i','n','s','x','s',0};
149 static const WCHAR manifestsW[] = {'\\','m','a','n','i','f','e','s','t','s','\\',0};
150
151 DWORD len, written;
152 WCHAR *buffer;
153 HANDLE file;
154 BOOL ret = FALSE;
155
156 len = MultiByteToWideChar( CP_UTF8, 0, manifest_filename, sizeof(manifest_filename), NULL, 0 );
157 len += GetWindowsDirectoryW( NULL, 0 );
158 len += lstrlenW(winsxsW);
159 len += lstrlenW(manifestsW);
160 if (!(buffer = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) ))) return FALSE;
161 GetWindowsDirectoryW( buffer, len );
162 lstrcatW( buffer, winsxsW );
163 CreateDirectoryW( buffer, NULL );
164 lstrcatW( buffer, manifestsW );
165 CreateDirectoryW( buffer, NULL );
166 MultiByteToWideChar( CP_UTF8, 0, manifest_filename, sizeof(manifest_filename),
167 buffer + lstrlenW(buffer), len );
168 if (install)
169 {
170 file = CreateFileW( buffer, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, NULL );
171 if (file != INVALID_HANDLE_VALUE)
172 {
173 ret = (WriteFile( file, manifest, sizeof(manifest)-1, &written, NULL ) &&
174 written == sizeof(manifest)-1);
175 CloseHandle( file );
176 if (!ret) DeleteFileW( buffer );
177 else TRACE("created %s\n", debugstr_w(buffer));
178 }
179 }
180 else ret = DeleteFileW( buffer );
181
182 HeapFree( GetProcessHeap(), 0, buffer );
183 return ret;
184 }
185
186
187 /***********************************************************************
188 * DllMain [Internal]
189 *
190 * Initializes the internal 'COMCTL32.DLL'.
191 *
192 * PARAMS
193 * hinstDLL [I] handle to the 'dlls' instance
194 * fdwReason [I]
195 * lpvReserved [I] reserverd, must be NULL
196 *
197 * RETURNS
198 * Success: TRUE
199 * Failure: FALSE
200 */
201
202 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
203 {
204 TRACE("%p,%x,%p\n", hinstDLL, fdwReason, lpvReserved);
205
206 switch (fdwReason) {
207 case DLL_PROCESS_ATTACH:
208 DisableThreadLibraryCalls(hinstDLL);
209
210 COMCTL32_hModule = hinstDLL;
211
212 /* add global subclassing atom (used by 'tooltip' and 'updown') */
213 COMCTL32_wSubclass = (LPWSTR)(DWORD_PTR)GlobalAddAtomW (strCC32SubclassInfo);
214 TRACE("Subclassing atom added: %p\n", COMCTL32_wSubclass);
215
216 /* create local pattern brush */
217 COMCTL32_hPattern55AABitmap = CreateBitmap (8, 8, 1, 1, wPattern55AA);
218 COMCTL32_hPattern55AABrush = CreatePatternBrush (COMCTL32_hPattern55AABitmap);
219
220 /* Get all the colors at DLL load */
221 COMCTL32_RefreshSysColors();
222
223 /* like comctl32 5.82+ register all the common control classes */
224 ANIMATE_Register ();
225 COMBOEX_Register ();
226 DATETIME_Register ();
227 FLATSB_Register ();
228 HEADER_Register ();
229 HOTKEY_Register ();
230 IPADDRESS_Register ();
231 LISTVIEW_Register ();
232 MONTHCAL_Register ();
233 NATIVEFONT_Register ();
234 PAGER_Register ();
235 PROGRESS_Register ();
236 REBAR_Register ();
237 STATUS_Register ();
238 SYSLINK_Register ();
239 TAB_Register ();
240 TOOLBAR_Register ();
241 TOOLTIPS_Register ();
242 TRACKBAR_Register ();
243 TREEVIEW_Register ();
244 UPDOWN_Register ();
245
246 /* subclass user32 controls */
247 THEMING_Initialize ();
248 break;
249
250 case DLL_PROCESS_DETACH:
251 /* clean up subclassing */
252 THEMING_Uninitialize();
253
254 /* unregister all common control classes */
255 ANIMATE_Unregister ();
256 COMBOEX_Unregister ();
257 DATETIME_Unregister ();
258 FLATSB_Unregister ();
259 HEADER_Unregister ();
260 HOTKEY_Unregister ();
261 IPADDRESS_Unregister ();
262 LISTVIEW_Unregister ();
263 MONTHCAL_Unregister ();
264 NATIVEFONT_Unregister ();
265 PAGER_Unregister ();
266 PROGRESS_Unregister ();
267 REBAR_Unregister ();
268 STATUS_Unregister ();
269 SYSLINK_Unregister ();
270 TAB_Unregister ();
271 TOOLBAR_Unregister ();
272 TOOLTIPS_Unregister ();
273 TRACKBAR_Unregister ();
274 TREEVIEW_Unregister ();
275 UPDOWN_Unregister ();
276
277 /* delete local pattern brush */
278 DeleteObject (COMCTL32_hPattern55AABrush);
279 COMCTL32_hPattern55AABrush = NULL;
280 DeleteObject (COMCTL32_hPattern55AABitmap);
281 COMCTL32_hPattern55AABitmap = NULL;
282
283 /* delete global subclassing atom */
284 GlobalDeleteAtom (LOWORD(COMCTL32_wSubclass));
285 TRACE("Subclassing atom deleted: %p\n", COMCTL32_wSubclass);
286 COMCTL32_wSubclass = NULL;
287 break;
288 }
289
290 return TRUE;
291 }
292
293
294 /***********************************************************************
295 * MenuHelp [COMCTL32.2]
296 *
297 * Handles the setting of status bar help messages when the user
298 * selects menu items.
299 *
300 * PARAMS
301 * uMsg [I] message (WM_MENUSELECT) (see NOTES)
302 * wParam [I] wParam of the message uMsg
303 * lParam [I] lParam of the message uMsg
304 * hMainMenu [I] handle to the application's main menu
305 * hInst [I] handle to the module that contains string resources
306 * hwndStatus [I] handle to the status bar window
307 * lpwIDs [I] pointer to an array of integers (see NOTES)
308 *
309 * RETURNS
310 * No return value
311 *
312 * NOTES
313 * The official documentation is incomplete!
314 * This is the correct documentation:
315 *
316 * uMsg:
317 * MenuHelp() does NOT handle WM_COMMAND messages! It only handles
318 * WM_MENUSELECT messages.
319 *
320 * lpwIDs:
321 * (will be written ...)
322 */
323
324 VOID WINAPI
325 MenuHelp (UINT uMsg, WPARAM wParam, LPARAM lParam, HMENU hMainMenu,
326 HINSTANCE hInst, HWND hwndStatus, UINT* lpwIDs)
327 {
328 UINT uMenuID = 0;
329
330 if (!IsWindow (hwndStatus))
331 return;
332
333 switch (uMsg) {
334 case WM_MENUSELECT:
335 TRACE("WM_MENUSELECT wParam=0x%lX lParam=0x%lX\n",
336 wParam, lParam);
337
338 if ((HIWORD(wParam) == 0xFFFF) && (lParam == 0)) {
339 /* menu was closed */
340 TRACE("menu was closed!\n");
341 SendMessageW (hwndStatus, SB_SIMPLE, FALSE, 0);
342 }
343 else {
344 /* menu item was selected */
345 if (HIWORD(wParam) & MF_POPUP)
346 uMenuID = *(lpwIDs+1);
347 else
348 uMenuID = (UINT)LOWORD(wParam);
349 TRACE("uMenuID = %u\n", uMenuID);
350
351 if (uMenuID) {
352 WCHAR szText[256];
353
354 if (!LoadStringW (hInst, uMenuID, szText, sizeof(szText)/sizeof(szText[0])))
355 szText[0] = '\0';
356
357 SendMessageW (hwndStatus, SB_SETTEXTW,
358 255 | SBT_NOBORDERS, (LPARAM)szText);
359 SendMessageW (hwndStatus, SB_SIMPLE, TRUE, 0);
360 }
361 }
362 break;
363
364 case WM_COMMAND :
365 TRACE("WM_COMMAND wParam=0x%lX lParam=0x%lX\n",
366 wParam, lParam);
367 /* WM_COMMAND is not invalid since it is documented
368 * in the windows api reference. So don't output
369 * any FIXME for WM_COMMAND
370 */
371 WARN("We don't care about the WM_COMMAND\n");
372 break;
373
374 default:
375 FIXME("Invalid Message 0x%x!\n", uMsg);
376 break;
377 }
378 }
379
380
381 /***********************************************************************
382 * ShowHideMenuCtl [COMCTL32.3]
383 *
384 * Shows or hides controls and updates the corresponding menu item.
385 *
386 * PARAMS
387 * hwnd [I] handle to the client window.
388 * uFlags [I] menu command id.
389 * lpInfo [I] pointer to an array of integers. (See NOTES.)
390 *
391 * RETURNS
392 * Success: TRUE
393 * Failure: FALSE
394 *
395 * NOTES
396 * The official documentation is incomplete!
397 * This is the correct documentation:
398 *
399 * hwnd
400 * Handle to the window that contains the menu and controls.
401 *
402 * uFlags
403 * Identifier of the menu item to receive or lose a check mark.
404 *
405 * lpInfo
406 * The array of integers contains pairs of values. BOTH values of
407 * the first pair must be the handles to the application's main menu.
408 * Each subsequent pair consists of a menu id and control id.
409 */
410
411 BOOL WINAPI
412 ShowHideMenuCtl (HWND hwnd, UINT_PTR uFlags, LPINT lpInfo)
413 {
414 LPINT lpMenuId;
415
416 TRACE("%p, %lx, %p\n", hwnd, uFlags, lpInfo);
417
418 if (lpInfo == NULL)
419 return FALSE;
420
421 if (!(lpInfo[0]) || !(lpInfo[1]))
422 return FALSE;
423
424 /* search for control */
425 lpMenuId = &lpInfo[2];
426 while (*lpMenuId != uFlags)
427 lpMenuId += 2;
428
429 if (GetMenuState ((HMENU)(DWORD_PTR)lpInfo[1], uFlags, MF_BYCOMMAND) & MFS_CHECKED) {
430 /* uncheck menu item */
431 CheckMenuItem ((HMENU)(DWORD_PTR)lpInfo[0], *lpMenuId, MF_BYCOMMAND | MF_UNCHECKED);
432
433 /* hide control */
434 lpMenuId++;
435 SetWindowPos (GetDlgItem (hwnd, *lpMenuId), 0, 0, 0, 0, 0,
436 SWP_HIDEWINDOW);
437 }
438 else {
439 /* check menu item */
440 CheckMenuItem ((HMENU)(DWORD_PTR)lpInfo[0], *lpMenuId, MF_BYCOMMAND | MF_CHECKED);
441
442 /* show control */
443 lpMenuId++;
444 SetWindowPos (GetDlgItem (hwnd, *lpMenuId), 0, 0, 0, 0, 0,
445 SWP_SHOWWINDOW);
446 }
447
448 return TRUE;
449 }
450
451
452 /***********************************************************************
453 * GetEffectiveClientRect [COMCTL32.4]
454 *
455 * Calculates the coordinates of a rectangle in the client area.
456 *
457 * PARAMS
458 * hwnd [I] handle to the client window.
459 * lpRect [O] pointer to the rectangle of the client window
460 * lpInfo [I] pointer to an array of integers (see NOTES)
461 *
462 * RETURNS
463 * No return value.
464 *
465 * NOTES
466 * The official documentation is incomplete!
467 * This is the correct documentation:
468 *
469 * lpInfo
470 * (will be written ...)
471 */
472
473 VOID WINAPI
474 GetEffectiveClientRect (HWND hwnd, LPRECT lpRect, const INT *lpInfo)
475 {
476 RECT rcCtrl;
477 const INT *lpRun;
478 HWND hwndCtrl;
479
480 TRACE("(%p %p %p)\n",
481 hwnd, lpRect, lpInfo);
482
483 GetClientRect (hwnd, lpRect);
484 lpRun = lpInfo;
485
486 do {
487 lpRun += 2;
488 if (*lpRun == 0)
489 return;
490 lpRun++;
491 hwndCtrl = GetDlgItem (hwnd, *lpRun);
492 if (GetWindowLongW (hwndCtrl, GWL_STYLE) & WS_VISIBLE) {
493 TRACE("control id 0x%x\n", *lpRun);
494 GetWindowRect (hwndCtrl, &rcCtrl);
495 MapWindowPoints (NULL, hwnd, (LPPOINT)&rcCtrl, 2);
496 SubtractRect (lpRect, lpRect, &rcCtrl);
497 }
498 lpRun++;
499 } while (*lpRun);
500 }
501
502
503 /***********************************************************************
504 * DrawStatusTextW [COMCTL32.@]
505 *
506 * Draws text with borders, like in a status bar.
507 *
508 * PARAMS
509 * hdc [I] handle to the window's display context
510 * lprc [I] pointer to a rectangle
511 * text [I] pointer to the text
512 * style [I] drawing style
513 *
514 * RETURNS
515 * No return value.
516 *
517 * NOTES
518 * The style variable can have one of the following values:
519 * (will be written ...)
520 */
521
522 void WINAPI DrawStatusTextW (HDC hdc, LPCRECT lprc, LPCWSTR text, UINT style)
523 {
524 RECT r = *lprc;
525 UINT border = BDR_SUNKENOUTER;
526
527 if (style & SBT_POPOUT)
528 border = BDR_RAISEDOUTER;
529 else if (style & SBT_NOBORDERS)
530 border = 0;
531
532 DrawEdge (hdc, &r, border, BF_RECT|BF_ADJUST);
533
534 /* now draw text */
535 if (text) {
536 int oldbkmode = SetBkMode (hdc, TRANSPARENT);
537 UINT align = DT_LEFT;
538 int strCnt = 0;
539
540 if (style & SBT_RTLREADING)
541 FIXME("Unsupported RTL style!\n");
542 r.left += 3;
543 do {
544 if (*text == '\t') {
545 if (strCnt) {
546 DrawTextW (hdc, text - strCnt, strCnt, &r, align|DT_VCENTER|DT_SINGLELINE|DT_NOPREFIX);
547 strCnt = 0;
548 }
549 if (align==DT_RIGHT) {
550 break;
551 }
552 align = (align==DT_LEFT ? DT_CENTER : DT_RIGHT);
553 } else {
554 strCnt++;
555 }
556 } while(*text++);
557
558 if (strCnt) DrawTextW (hdc, text - strCnt, -1, &r, align|DT_VCENTER|DT_SINGLELINE|DT_NOPREFIX);
559 SetBkMode(hdc, oldbkmode);
560 }
561 }
562
563
564 /***********************************************************************
565 * DrawStatusText [COMCTL32.@]
566 * DrawStatusTextA [COMCTL32.5]
567 *
568 * Draws text with borders, like in a status bar.
569 *
570 * PARAMS
571 * hdc [I] handle to the window's display context
572 * lprc [I] pointer to a rectangle
573 * text [I] pointer to the text
574 * style [I] drawing style
575 *
576 * RETURNS
577 * No return value.
578 */
579
580 void WINAPI DrawStatusTextA (HDC hdc, LPCRECT lprc, LPCSTR text, UINT style)
581 {
582 INT len;
583 LPWSTR textW = NULL;
584
585 if ( text ) {
586 if ( (len = MultiByteToWideChar( CP_ACP, 0, text, -1, NULL, 0 )) ) {
587 if ( (textW = Alloc( len * sizeof(WCHAR) )) )
588 MultiByteToWideChar( CP_ACP, 0, text, -1, textW, len );
589 }
590 }
591 DrawStatusTextW( hdc, lprc, textW, style );
592 Free( textW );
593 }
594
595
596 /***********************************************************************
597 * CreateStatusWindow [COMCTL32.@]
598 * CreateStatusWindowA [COMCTL32.6]
599 *
600 * Creates a status bar
601 *
602 * PARAMS
603 * style [I] window style
604 * text [I] pointer to the window text
605 * parent [I] handle to the parent window
606 * wid [I] control id of the status bar
607 *
608 * RETURNS
609 * Success: handle to the status window
610 * Failure: 0
611 */
612
613 HWND WINAPI
614 CreateStatusWindowA (LONG style, LPCSTR text, HWND parent, UINT wid)
615 {
616 return CreateWindowA(STATUSCLASSNAMEA, text, style,
617 CW_USEDEFAULT, CW_USEDEFAULT,
618 CW_USEDEFAULT, CW_USEDEFAULT,
619 parent, (HMENU)(DWORD_PTR)wid, 0, 0);
620 }
621
622
623 /***********************************************************************
624 * CreateStatusWindowW [COMCTL32.@]
625 *
626 * Creates a status bar control
627 *
628 * PARAMS
629 * style [I] window style
630 * text [I] pointer to the window text
631 * parent [I] handle to the parent window
632 * wid [I] control id of the status bar
633 *
634 * RETURNS
635 * Success: handle to the status window
636 * Failure: 0
637 */
638
639 HWND WINAPI
640 CreateStatusWindowW (LONG style, LPCWSTR text, HWND parent, UINT wid)
641 {
642 return CreateWindowW(STATUSCLASSNAMEW, text, style,
643 CW_USEDEFAULT, CW_USEDEFAULT,
644 CW_USEDEFAULT, CW_USEDEFAULT,
645 parent, (HMENU)(DWORD_PTR)wid, 0, 0);
646 }
647
648
649 /***********************************************************************
650 * CreateUpDownControl [COMCTL32.16]
651 *
652 * Creates an up-down control
653 *
654 * PARAMS
655 * style [I] window styles
656 * x [I] horizontal position of the control
657 * y [I] vertical position of the control
658 * cx [I] with of the control
659 * cy [I] height of the control
660 * parent [I] handle to the parent window
661 * id [I] the control's identifier
662 * inst [I] handle to the application's module instance
663 * buddy [I] handle to the buddy window, can be NULL
664 * maxVal [I] upper limit of the control
665 * minVal [I] lower limit of the control
666 * curVal [I] current value of the control
667 *
668 * RETURNS
669 * Success: handle to the updown control
670 * Failure: 0
671 */
672
673 HWND WINAPI
674 CreateUpDownControl (DWORD style, INT x, INT y, INT cx, INT cy,
675 HWND parent, INT id, HINSTANCE inst,
676 HWND buddy, INT maxVal, INT minVal, INT curVal)
677 {
678 HWND hUD =
679 CreateWindowW (UPDOWN_CLASSW, 0, style, x, y, cx, cy,
680 parent, (HMENU)(DWORD_PTR)id, inst, 0);
681 if (hUD) {
682 SendMessageW (hUD, UDM_SETBUDDY, (WPARAM)buddy, 0);
683 SendMessageW (hUD, UDM_SETRANGE, 0, MAKELONG(maxVal, minVal));
684 SendMessageW (hUD, UDM_SETPOS, 0, MAKELONG(curVal, 0));
685 }
686
687 return hUD;
688 }
689
690
691 /***********************************************************************
692 * InitCommonControls [COMCTL32.17]
693 *
694 * Registers the common controls.
695 *
696 * PARAMS
697 * No parameters.
698 *
699 * RETURNS
700 * No return values.
701 *
702 * NOTES
703 * This function is just a dummy - all the controls are registered at
704 * the DLL's initialization. See InitCommonContolsEx for details.
705 */
706
707 VOID WINAPI
708 InitCommonControls (void)
709 {
710 }
711
712
713 /***********************************************************************
714 * InitCommonControlsEx [COMCTL32.@]
715 *
716 * Registers the common controls.
717 *
718 * PARAMS
719 * lpInitCtrls [I] pointer to an INITCOMMONCONTROLS structure.
720 *
721 * RETURNS
722 * Success: TRUE
723 * Failure: FALSE
724 *
725 * NOTES
726 * Probably all versions of comctl32 initializes the Win95 controls in DllMain
727 * during DLL initialization. Starting from comctl32 v5.82 all the controls
728 * are initialized there. We follow this behaviour and this function is just
729 * a dummy.
730 *
731 * Note: when writing programs under Windows, if you don't call any function
732 * from comctl32 the linker may not link this DLL. If InitCommonControlsEx
733 * was the only comctl32 function you were calling and you remove it you may
734 * have a false impression that InitCommonControlsEx actually did something.
735 */
736
737 BOOL WINAPI
738 InitCommonControlsEx (const INITCOMMONCONTROLSEX *lpInitCtrls)
739 {
740 if (!lpInitCtrls || lpInitCtrls->dwSize != sizeof(INITCOMMONCONTROLSEX))
741 return FALSE;
742
743 TRACE("(0x%08x)\n", lpInitCtrls->dwICC);
744 return TRUE;
745 }
746
747
748 /***********************************************************************
749 * CreateToolbarEx [COMCTL32.@]
750 *
751 * Creates a toolbar window.
752 *
753 * PARAMS
754 * hwnd
755 * style
756 * wID
757 * nBitmaps
758 * hBMInst
759 * wBMID
760 * lpButtons
761 * iNumButtons
762 * dxButton
763 * dyButton
764 * dxBitmap
765 * dyBitmap
766 * uStructSize
767 *
768 * RETURNS
769 * Success: handle to the tool bar control
770 * Failure: 0
771 */
772
773 HWND WINAPI
774 CreateToolbarEx (HWND hwnd, DWORD style, UINT wID, INT nBitmaps,
775 HINSTANCE hBMInst, UINT_PTR wBMID, LPCTBBUTTON lpButtons,
776 INT iNumButtons, INT dxButton, INT dyButton,
777 INT dxBitmap, INT dyBitmap, UINT uStructSize)
778 {
779 HWND hwndTB;
780
781 hwndTB =
782 CreateWindowExW(0, TOOLBARCLASSNAMEW, NULL, style|WS_CHILD, 0,0,100,30,
783 hwnd, (HMENU)(DWORD_PTR)wID, COMCTL32_hModule, NULL);
784 if(hwndTB) {
785 TBADDBITMAP tbab;
786
787 SendMessageW (hwndTB, TB_BUTTONSTRUCTSIZE, uStructSize, 0);
788
789 /* set bitmap and button size */
790 /*If CreateToolbarEx receives 0, windows sets default values*/
791 if (dxBitmap < 0)
792 dxBitmap = 16;
793 if (dyBitmap < 0)
794 dyBitmap = 16;
795 if (dxBitmap == 0 || dyBitmap == 0)
796 dxBitmap = dyBitmap = 16;
797 SendMessageW(hwndTB, TB_SETBITMAPSIZE, 0, MAKELPARAM(dxBitmap, dyBitmap));
798
799 if (dxButton < 0)
800 dxButton = dxBitmap;
801 if (dyButton < 0)
802 dyButton = dyBitmap;
803 /* TB_SETBUTTONSIZE -> TB_SETBITMAPSIZE bug introduced for Windows compatibility */
804 if (dxButton != 0 && dyButton != 0)
805 SendMessageW(hwndTB, TB_SETBITMAPSIZE, 0, MAKELPARAM(dxButton, dyButton));
806
807
808 /* add bitmaps */
809 if (nBitmaps > 0 || hBMInst == HINST_COMMCTRL)
810 {
811 tbab.hInst = hBMInst;
812 tbab.nID = wBMID;
813
814 SendMessageW (hwndTB, TB_ADDBITMAP, nBitmaps, (LPARAM)&tbab);
815 }
816 /* add buttons */
817 if(iNumButtons > 0)
818 SendMessageW (hwndTB, TB_ADDBUTTONSW, iNumButtons, (LPARAM)lpButtons);
819 }
820
821 return hwndTB;
822 }
823
824
825 /***********************************************************************
826 * CreateMappedBitmap [COMCTL32.8]
827 *
828 * Loads a bitmap resource using a colour map.
829 *
830 * PARAMS
831 * hInstance [I] Handle to the module containing the bitmap.
832 * idBitmap [I] The bitmap resource ID.
833 * wFlags [I] CMB_MASKED for using bitmap as a mask or 0 for normal.
834 * lpColorMap [I] Colour information needed for the bitmap or NULL (uses system colours).
835 * iNumMaps [I] Number of COLORMAP's pointed to by lpColorMap.
836 *
837 * RETURNS
838 * Success: handle to the new bitmap
839 * Failure: 0
840 */
841
842 HBITMAP WINAPI
843 CreateMappedBitmap (HINSTANCE hInstance, INT_PTR idBitmap, UINT wFlags,
844 LPCOLORMAP lpColorMap, INT iNumMaps)
845 {
846 HGLOBAL hglb;
847 HRSRC hRsrc;
848 const BITMAPINFOHEADER *lpBitmap;
849 LPBITMAPINFOHEADER lpBitmapInfo;
850 UINT nSize, nColorTableSize, iColor;
851 RGBQUAD *pColorTable;
852 INT i, iMaps, nWidth, nHeight;
853 HDC hdcScreen;
854 HBITMAP hbm;
855 LPCOLORMAP sysColorMap;
856 COLORREF cRef;
857 COLORMAP internalColorMap[4] =
858 {{0x000000, 0}, {0x808080, 0}, {0xC0C0C0, 0}, {0xFFFFFF, 0}};
859
860 /* initialize pointer to colortable and default color table */
861 if (lpColorMap) {
862 iMaps = iNumMaps;
863 sysColorMap = lpColorMap;
864 }
865 else {
866 internalColorMap[0].to = GetSysColor (COLOR_BTNTEXT);
867 internalColorMap[1].to = GetSysColor (COLOR_BTNSHADOW);
868 internalColorMap[2].to = GetSysColor (COLOR_BTNFACE);
869 internalColorMap[3].to = GetSysColor (COLOR_BTNHIGHLIGHT);
870 iMaps = 4;
871 sysColorMap = internalColorMap;
872 }
873
874 hRsrc = FindResourceW (hInstance, (LPWSTR)idBitmap, (LPWSTR)RT_BITMAP);
875 if (hRsrc == 0)
876 return 0;
877 hglb = LoadResource (hInstance, hRsrc);
878 if (hglb == 0)
879 return 0;
880 lpBitmap = LockResource (hglb);
881 if (lpBitmap == NULL)
882 return 0;
883
884 if (lpBitmap->biSize >= sizeof(BITMAPINFOHEADER) && lpBitmap->biClrUsed)
885 nColorTableSize = lpBitmap->biClrUsed;
886 else if (lpBitmap->biBitCount <= 8)
887 nColorTableSize = (1 << lpBitmap->biBitCount);
888 else
889 nColorTableSize = 0;
890 nSize = lpBitmap->biSize + nColorTableSize * sizeof(RGBQUAD);
891 lpBitmapInfo = GlobalAlloc (GMEM_FIXED, nSize);
892 if (lpBitmapInfo == NULL)
893 return 0;
894 RtlMoveMemory (lpBitmapInfo, lpBitmap, nSize);
895
896 pColorTable = (RGBQUAD*)(((LPBYTE)lpBitmapInfo) + lpBitmapInfo->biSize);
897
898 for (iColor = 0; iColor < nColorTableSize; iColor++) {
899 for (i = 0; i < iMaps; i++) {
900 cRef = RGB(pColorTable[iColor].rgbRed,
901 pColorTable[iColor].rgbGreen,
902 pColorTable[iColor].rgbBlue);
903 if ( cRef == sysColorMap[i].from) {
904 #if 0
905 if (wFlags & CBS_MASKED) {
906 if (sysColorMap[i].to != COLOR_BTNTEXT)
907 pColorTable[iColor] = RGB(255, 255, 255);
908 }
909 else
910 #endif
911 pColorTable[iColor].rgbBlue = GetBValue(sysColorMap[i].to);
912 pColorTable[iColor].rgbGreen = GetGValue(sysColorMap[i].to);
913 pColorTable[iColor].rgbRed = GetRValue(sysColorMap[i].to);
914 break;
915 }
916 }
917 }
918 nWidth = lpBitmapInfo->biWidth;
919 nHeight = lpBitmapInfo->biHeight;
920 hdcScreen = GetDC (NULL);
921 hbm = CreateCompatibleBitmap (hdcScreen, nWidth, nHeight);
922 if (hbm) {
923 HDC hdcDst = CreateCompatibleDC (hdcScreen);
924 HBITMAP hbmOld = SelectObject (hdcDst, hbm);
925 const BYTE *lpBits = (const BYTE *)lpBitmap + nSize;
926 StretchDIBits (hdcDst, 0, 0, nWidth, nHeight, 0, 0, nWidth, nHeight,
927 lpBits, (LPBITMAPINFO)lpBitmapInfo, DIB_RGB_COLORS,
928 SRCCOPY);
929 SelectObject (hdcDst, hbmOld);
930 DeleteDC (hdcDst);
931 }
932 ReleaseDC (NULL, hdcScreen);
933 GlobalFree (lpBitmapInfo);
934 FreeResource (hglb);
935
936 return hbm;
937 }
938
939
940 /***********************************************************************
941 * CreateToolbar [COMCTL32.7]
942 *
943 * Creates a toolbar control.
944 *
945 * PARAMS
946 * hwnd
947 * style
948 * wID
949 * nBitmaps
950 * hBMInst
951 * wBMID
952 * lpButtons
953 * iNumButtons
954 *
955 * RETURNS
956 * Success: handle to the tool bar control
957 * Failure: 0
958 *
959 * NOTES
960 * Do not use this functions anymore. Use CreateToolbarEx instead.
961 */
962
963 HWND WINAPI
964 CreateToolbar (HWND hwnd, DWORD style, UINT wID, INT nBitmaps,
965 HINSTANCE hBMInst, UINT wBMID,
966 LPCTBBUTTON lpButtons,INT iNumButtons)
967 {
968 return CreateToolbarEx (hwnd, style | CCS_NODIVIDER, wID, nBitmaps,
969 hBMInst, wBMID, lpButtons,
970 iNumButtons, 0, 0, 0, 0, CCSIZEOF_STRUCT(TBBUTTON, dwData));
971 }
972
973
974 /***********************************************************************
975 * DllGetVersion [COMCTL32.@]
976 *
977 * Retrieves version information of the 'COMCTL32.DLL'
978 *
979 * PARAMS
980 * pdvi [O] pointer to version information structure.
981 *
982 * RETURNS
983 * Success: S_OK
984 * Failure: E_INVALIDARG
985 *
986 * NOTES
987 * Returns version of a comctl32.dll from IE4.01 SP1.
988 */
989
990 HRESULT WINAPI DllGetVersion (DLLVERSIONINFO *pdvi)
991 {
992 if (pdvi->cbSize != sizeof(DLLVERSIONINFO)) {
993 WARN("wrong DLLVERSIONINFO size from app\n");
994 return E_INVALIDARG;
995 }
996
997 pdvi->dwMajorVersion = COMCTL32_VERSION;
998 pdvi->dwMinorVersion = COMCTL32_VERSION_MINOR;
999 pdvi->dwBuildNumber = 2919;
1000 pdvi->dwPlatformID = 6304;
1001
1002 TRACE("%u.%u.%u.%u\n",
1003 pdvi->dwMajorVersion, pdvi->dwMinorVersion,
1004 pdvi->dwBuildNumber, pdvi->dwPlatformID);
1005
1006 return S_OK;
1007 }
1008
1009 /***********************************************************************
1010 * DllInstall (COMCTL32.@)
1011 *
1012 * Installs the ComCtl32 DLL.
1013 *
1014 * RETURNS
1015 * Success: S_OK
1016 * Failure: A HRESULT error
1017 */
1018 HRESULT WINAPI DllInstall(BOOL bInstall, LPCWSTR cmdline)
1019 {
1020 TRACE("(%u, %s): stub\n", bInstall, debugstr_w(cmdline));
1021 if (!create_manifest( bInstall )) return HRESULT_FROM_WIN32(GetLastError());
1022 return S_OK;
1023 }
1024
1025 /***********************************************************************
1026 * _TrackMouseEvent [COMCTL32.@]
1027 *
1028 * Requests notification of mouse events
1029 *
1030 * During mouse tracking WM_MOUSEHOVER or WM_MOUSELEAVE events are posted
1031 * to the hwnd specified in the ptme structure. After the event message
1032 * is posted to the hwnd, the entry in the queue is removed.
1033 *
1034 * If the current hwnd isn't ptme->hwndTrack the TME_HOVER flag is completely
1035 * ignored. The TME_LEAVE flag results in a WM_MOUSELEAVE message being posted
1036 * immediately and the TME_LEAVE flag being ignored.
1037 *
1038 * PARAMS
1039 * ptme [I,O] pointer to TRACKMOUSEEVENT information structure.
1040 *
1041 * RETURNS
1042 * Success: non-zero
1043 * Failure: zero
1044 *
1045 * IMPLEMENTATION moved to USER32.TrackMouseEvent
1046 *
1047 */
1048
1049 BOOL WINAPI
1050 _TrackMouseEvent (TRACKMOUSEEVENT *ptme)
1051 {
1052 return TrackMouseEvent (ptme);
1053 }
1054
1055 /*************************************************************************
1056 * GetMUILanguage [COMCTL32.@]
1057 *
1058 * Returns the user interface language in use by the current process.
1059 *
1060 * RETURNS
1061 * Language ID in use by the current process.
1062 */
1063 LANGID WINAPI GetMUILanguage (VOID)
1064 {
1065 return COMCTL32_uiLang;
1066 }
1067
1068
1069 /*************************************************************************
1070 * InitMUILanguage [COMCTL32.@]
1071 *
1072 * Sets the user interface language to be used by the current process.
1073 *
1074 * RETURNS
1075 * Nothing.
1076 */
1077 VOID WINAPI InitMUILanguage (LANGID uiLang)
1078 {
1079 COMCTL32_uiLang = uiLang;
1080 }
1081
1082
1083 /***********************************************************************
1084 * SetWindowSubclass [COMCTL32.410]
1085 *
1086 * Starts a window subclass
1087 *
1088 * PARAMS
1089 * hWnd [in] handle to window subclass.
1090 * pfnSubclass [in] Pointer to new window procedure.
1091 * uIDSubclass [in] Unique identifier of sublass together with pfnSubclass.
1092 * dwRef [in] Reference data to pass to window procedure.
1093 *
1094 * RETURNS
1095 * Success: non-zero
1096 * Failure: zero
1097 *
1098 * BUGS
1099 * If an application manually subclasses a window after subclassing it with
1100 * this API and then with this API again, then none of the previous
1101 * subclasses get called or the original window procedure.
1102 */
1103
1104 BOOL WINAPI SetWindowSubclass (HWND hWnd, SUBCLASSPROC pfnSubclass,
1105 UINT_PTR uIDSubclass, DWORD_PTR dwRef)
1106 {
1107 LPSUBCLASS_INFO stack;
1108 LPSUBCLASSPROCS proc;
1109
1110 TRACE ("(%p, %p, %lx, %lx)\n", hWnd, pfnSubclass, uIDSubclass, dwRef);
1111
1112 /* Since the window procedure that we set here has two additional arguments,
1113 * we can't simply set it as the new window procedure of the window. So we
1114 * set our own window procedure and then calculate the other two arguments
1115 * from there. */
1116
1117 /* See if we have been called for this window */
1118 stack = GetPropW (hWnd, COMCTL32_wSubclass);
1119 if (!stack) {
1120 /* allocate stack */
1121 stack = Alloc (sizeof(SUBCLASS_INFO));
1122 if (!stack) {
1123 ERR ("Failed to allocate our Subclassing stack\n");
1124 return FALSE;
1125 }
1126 SetPropW (hWnd, COMCTL32_wSubclass, stack);
1127
1128 /* set window procedure to our own and save the current one */
1129 if (IsWindowUnicode (hWnd))
1130 stack->origproc = (WNDPROC)SetWindowLongPtrW (hWnd, GWLP_WNDPROC,
1131 (DWORD_PTR)COMCTL32_SubclassProc);
1132 else
1133 stack->origproc = (WNDPROC)SetWindowLongPtrA (hWnd, GWLP_WNDPROC,
1134 (DWORD_PTR)COMCTL32_SubclassProc);
1135 }
1136 else {
1137 /* Check to see if we have called this function with the same uIDSubClass
1138 * and pfnSubclass */
1139 proc = stack->SubclassProcs;
1140 while (proc) {
1141 if ((proc->id == uIDSubclass) &&
1142 (proc->subproc == pfnSubclass)) {
1143 proc->ref = dwRef;
1144 return TRUE;
1145 }
1146 proc = proc->next;
1147 }
1148 }
1149
1150 proc = Alloc(sizeof(SUBCLASSPROCS));
1151 if (!proc) {
1152 ERR ("Failed to allocate subclass entry in stack\n");
1153 if (IsWindowUnicode (hWnd))
1154 SetWindowLongPtrW (hWnd, GWLP_WNDPROC, (DWORD_PTR)stack->origproc);
1155 else
1156 SetWindowLongPtrA (hWnd, GWLP_WNDPROC, (DWORD_PTR)stack->origproc);
1157 Free (stack);
1158 RemovePropW( hWnd, COMCTL32_wSubclass );
1159 return FALSE;
1160 }
1161
1162 proc->subproc = pfnSubclass;
1163 proc->ref = dwRef;
1164 proc->id = uIDSubclass;
1165 proc->next = stack->SubclassProcs;
1166 stack->SubclassProcs = proc;
1167
1168 return TRUE;
1169 }
1170
1171
1172 /***********************************************************************
1173 * GetWindowSubclass [COMCTL32.411]
1174 *
1175 * Gets the Reference data from a subclass.
1176 *
1177 * PARAMS
1178 * hWnd [in] Handle to window which were subclassing
1179 * pfnSubclass [in] Pointer to the subclass procedure
1180 * uID [in] Unique indentifier of the subclassing procedure
1181 * pdwRef [out] Pointer to the reference data
1182 *
1183 * RETURNS
1184 * Success: Non-zero
1185 * Failure: 0
1186 */
1187
1188 BOOL WINAPI GetWindowSubclass (HWND hWnd, SUBCLASSPROC pfnSubclass,
1189 UINT_PTR uID, DWORD_PTR *pdwRef)
1190 {
1191 const SUBCLASS_INFO *stack;
1192 const SUBCLASSPROCS *proc;
1193
1194 TRACE ("(%p, %p, %lx, %p)\n", hWnd, pfnSubclass, uID, pdwRef);
1195
1196 /* See if we have been called for this window */
1197 stack = GetPropW (hWnd, COMCTL32_wSubclass);
1198 if (!stack)
1199 return FALSE;
1200
1201 proc = stack->SubclassProcs;
1202 while (proc) {
1203 if ((proc->id == uID) &&
1204 (proc->subproc == pfnSubclass)) {
1205 *pdwRef = proc->ref;
1206 return TRUE;
1207 }
1208 proc = proc->next;
1209 }
1210
1211 return FALSE;
1212 }
1213
1214
1215 /***********************************************************************
1216 * RemoveWindowSubclass [COMCTL32.412]
1217 *
1218 * Removes a window subclass.
1219 *
1220 * PARAMS
1221 * hWnd [in] Handle to the window were subclassing
1222 * pfnSubclass [in] Pointer to the subclass procedure
1223 * uID [in] Unique identifier of this subclass
1224 *
1225 * RETURNS
1226 * Success: non-zero
1227 * Failure: zero
1228 */
1229
1230 BOOL WINAPI RemoveWindowSubclass(HWND hWnd, SUBCLASSPROC pfnSubclass, UINT_PTR uID)
1231 {
1232 LPSUBCLASS_INFO stack;
1233 LPSUBCLASSPROCS prevproc = NULL;
1234 LPSUBCLASSPROCS proc;
1235 BOOL ret = FALSE;
1236
1237 TRACE ("(%p, %p, %lx)\n", hWnd, pfnSubclass, uID);
1238
1239 /* Find the Subclass to remove */
1240 stack = GetPropW (hWnd, COMCTL32_wSubclass);
1241 if (!stack)
1242 return FALSE;
1243
1244 proc = stack->SubclassProcs;
1245 while (proc) {
1246 if ((proc->id == uID) &&
1247 (proc->subproc == pfnSubclass)) {
1248
1249 if (!prevproc)
1250 stack->SubclassProcs = proc->next;
1251 else
1252 prevproc->next = proc->next;
1253
1254 if (stack->stackpos == proc)
1255 stack->stackpos = stack->stackpos->next;
1256
1257 Free (proc);
1258 ret = TRUE;
1259 break;
1260 }
1261 prevproc = proc;
1262 proc = proc->next;
1263 }
1264
1265 if (!stack->SubclassProcs && !stack->running) {
1266 TRACE("Last Subclass removed, cleaning up\n");
1267 /* clean up our heap and reset the original window procedure */
1268 if (IsWindowUnicode (hWnd))
1269 SetWindowLongPtrW (hWnd, GWLP_WNDPROC, (DWORD_PTR)stack->origproc);
1270 else
1271 SetWindowLongPtrA (hWnd, GWLP_WNDPROC, (DWORD_PTR)stack->origproc);
1272 Free (stack);
1273 RemovePropW( hWnd, COMCTL32_wSubclass );
1274 }
1275
1276 return ret;
1277 }
1278
1279 /***********************************************************************
1280 * COMCTL32_SubclassProc (internal)
1281 *
1282 * Window procedure for all subclassed windows.
1283 * Saves the current subclassing stack position to support nested messages
1284 */
1285 static LRESULT WINAPI COMCTL32_SubclassProc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
1286 {
1287 LPSUBCLASS_INFO stack;
1288 LPSUBCLASSPROCS proc;
1289 LRESULT ret;
1290
1291 TRACE ("(%p, 0x%08x, 0x%08lx, 0x%08lx)\n", hWnd, uMsg, wParam, lParam);
1292
1293 stack = GetPropW (hWnd, COMCTL32_wSubclass);
1294 if (!stack) {
1295 ERR ("Our sub classing stack got erased for %p!! Nothing we can do\n", hWnd);
1296 return 0;
1297 }
1298
1299 /* Save our old stackpos to properly handle nested messages */
1300 proc = stack->stackpos;
1301 stack->stackpos = stack->SubclassProcs;
1302 stack->running++;
1303 ret = DefSubclassProc(hWnd, uMsg, wParam, lParam);
1304 stack->running--;
1305 stack->stackpos = proc;
1306
1307 if (!stack->SubclassProcs && !stack->running) {
1308 TRACE("Last Subclass removed, cleaning up\n");
1309 /* clean up our heap and reset the original window procedure */
1310 if (IsWindowUnicode (hWnd))
1311 SetWindowLongPtrW (hWnd, GWLP_WNDPROC, (DWORD_PTR)stack->origproc);
1312 else
1313 SetWindowLongPtrA (hWnd, GWLP_WNDPROC, (DWORD_PTR)stack->origproc);
1314 Free (stack);
1315 RemovePropW( hWnd, COMCTL32_wSubclass );
1316 }
1317 return ret;
1318 }
1319
1320 /***********************************************************************
1321 * DefSubclassProc [COMCTL32.413]
1322 *
1323 * Calls the next window procedure (ie. the one before this subclass)
1324 *
1325 * PARAMS
1326 * hWnd [in] The window that we're subclassing
1327 * uMsg [in] Message
1328 * wParam [in] WPARAM
1329 * lParam [in] LPARAM
1330 *
1331 * RETURNS
1332 * Success: non-zero
1333 * Failure: zero
1334 */
1335
1336 LRESULT WINAPI DefSubclassProc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
1337 {
1338 LPSUBCLASS_INFO stack;
1339 LRESULT ret;
1340
1341 TRACE ("(%p, 0x%08x, 0x%08lx, 0x%08lx)\n", hWnd, uMsg, wParam, lParam);
1342
1343 /* retrieve our little stack from the Properties */
1344 stack = GetPropW (hWnd, COMCTL32_wSubclass);
1345 if (!stack) {
1346 ERR ("Our sub classing stack got erased for %p!! Nothing we can do\n", hWnd);
1347 return 0;
1348 }
1349
1350 /* If we are at the end of stack then we have to call the original
1351 * window procedure */
1352 if (!stack->stackpos) {
1353 if (IsWindowUnicode (hWnd))
1354 ret = CallWindowProcW (stack->origproc, hWnd, uMsg, wParam, lParam);
1355 else
1356 ret = CallWindowProcA (stack->origproc, hWnd, uMsg, wParam, lParam);
1357 } else {
1358 const SUBCLASSPROCS *proc = stack->stackpos;
1359 stack->stackpos = stack->stackpos->next;
1360 /* call the Subclass procedure from the stack */
1361 ret = proc->subproc (hWnd, uMsg, wParam, lParam,
1362 proc->id, proc->ref);
1363 }
1364
1365 return ret;
1366 }
1367
1368
1369 /***********************************************************************
1370 * COMCTL32_CreateToolTip [NOT AN API]
1371 *
1372 * Creates a tooltip for the control specified in hwnd and does all
1373 * necessary setup and notifications.
1374 *
1375 * PARAMS
1376 * hwndOwner [I] Handle to the window that will own the tool tip.
1377 *
1378 * RETURNS
1379 * Success: Handle of tool tip window.
1380 * Failure: NULL
1381 */
1382
1383 HWND
1384 COMCTL32_CreateToolTip(HWND hwndOwner)
1385 {
1386 HWND hwndToolTip;
1387
1388 hwndToolTip = CreateWindowExW(0, TOOLTIPS_CLASSW, NULL, WS_POPUP,
1389 CW_USEDEFAULT, CW_USEDEFAULT,
1390 CW_USEDEFAULT, CW_USEDEFAULT, hwndOwner,
1391 0, 0, 0);
1392
1393 /* Send NM_TOOLTIPSCREATED notification */
1394 if (hwndToolTip)
1395 {
1396 NMTOOLTIPSCREATED nmttc;
1397 /* true owner can be different if hwndOwner is a child window */
1398 HWND hwndTrueOwner = GetWindow(hwndToolTip, GW_OWNER);
1399 nmttc.hdr.hwndFrom = hwndTrueOwner;
1400 nmttc.hdr.idFrom = GetWindowLongPtrW(hwndTrueOwner, GWLP_ID);
1401 nmttc.hdr.code = NM_TOOLTIPSCREATED;
1402 nmttc.hwndToolTips = hwndToolTip;
1403
1404 SendMessageW(GetParent(hwndTrueOwner), WM_NOTIFY,
1405 GetWindowLongPtrW(hwndTrueOwner, GWLP_ID), (LPARAM)&nmttc);
1406 }
1407
1408 return hwndToolTip;
1409 }
1410
1411
1412 /***********************************************************************
1413 * COMCTL32_RefreshSysColors [NOT AN API]
1414 *
1415 * Invoked on any control recognizing a WM_SYSCOLORCHANGE message to
1416 * refresh the color values in the color structure
1417 *
1418 * PARAMS
1419 * none
1420 *
1421 * RETURNS
1422 * none
1423 */
1424
1425 VOID
1426 COMCTL32_RefreshSysColors(void)
1427 {
1428 comctl32_color.clrBtnHighlight = GetSysColor (COLOR_BTNHIGHLIGHT);
1429 comctl32_color.clrBtnShadow = GetSysColor (COLOR_BTNSHADOW);
1430 comctl32_color.clrBtnText = GetSysColor (COLOR_BTNTEXT);
1431 comctl32_color.clrBtnFace = GetSysColor (COLOR_BTNFACE);
1432 comctl32_color.clrHighlight = GetSysColor (COLOR_HIGHLIGHT);
1433 comctl32_color.clrHighlightText = GetSysColor (COLOR_HIGHLIGHTTEXT);
1434 comctl32_color.clrHotTrackingColor = GetSysColor (COLOR_HOTLIGHT);
1435 comctl32_color.clr3dHilight = GetSysColor (COLOR_3DHILIGHT);
1436 comctl32_color.clr3dShadow = GetSysColor (COLOR_3DSHADOW);
1437 comctl32_color.clr3dDkShadow = GetSysColor (COLOR_3DDKSHADOW);
1438 comctl32_color.clr3dFace = GetSysColor (COLOR_3DFACE);
1439 comctl32_color.clrWindow = GetSysColor (COLOR_WINDOW);
1440 comctl32_color.clrWindowText = GetSysColor (COLOR_WINDOWTEXT);
1441 comctl32_color.clrGrayText = GetSysColor (COLOR_GRAYTEXT);
1442 comctl32_color.clrActiveCaption = GetSysColor (COLOR_ACTIVECAPTION);
1443 comctl32_color.clrInfoBk = GetSysColor (COLOR_INFOBK);
1444 comctl32_color.clrInfoText = GetSysColor (COLOR_INFOTEXT);
1445 }
1446
1447 /***********************************************************************
1448 * COMCTL32_DrawInsertMark [NOT AN API]
1449 *
1450 * Draws an insertion mark (which looks similar to an 'I').
1451 *
1452 * PARAMS
1453 * hDC [I] Device context to draw onto.
1454 * lpRect [I] Co-ordinates of insertion mark.
1455 * clrInsertMark [I] Colour of the insertion mark.
1456 * bHorizontal [I] True if insert mark should be drawn horizontally,
1457 * vertical otherwise.
1458 *
1459 * RETURNS
1460 * none
1461 *
1462 * NOTES
1463 * Draws up to but not including the bottom co-ordinate when drawing
1464 * vertically or the right co-ordinate when horizontal.
1465 */
1466 void COMCTL32_DrawInsertMark(HDC hDC, const RECT *lpRect, COLORREF clrInsertMark, BOOL bHorizontal)
1467 {
1468 HPEN hPen = CreatePen(PS_SOLID, 1, clrInsertMark);
1469 HPEN hOldPen;
1470 static const DWORD adwPolyPoints[] = {4,4,4};
1471 LONG lCentre = (bHorizontal ?
1472 lpRect->top + (lpRect->bottom - lpRect->top)/2 :
1473 lpRect->left + (lpRect->right - lpRect->left)/2);
1474 LONG l1 = (bHorizontal ? lpRect->left : lpRect->top);
1475 LONG l2 = (bHorizontal ? lpRect->right : lpRect->bottom);
1476 const POINT aptInsertMark[] =
1477 {
1478 /* top (V) or left (H) arrow */
1479 {lCentre , l1 + 2},
1480 {lCentre - 2, l1 },
1481 {lCentre + 3, l1 },
1482 {lCentre + 1, l1 + 2},
1483 /* middle line */
1484 {lCentre , l2 - 2},
1485 {lCentre , l1 - 1},
1486 {lCentre + 1, l1 - 1},
1487 {lCentre + 1, l2 - 2},
1488 /* bottom (V) or right (H) arrow */
1489 {lCentre , l2 - 3},
1490 {lCentre - 2, l2 - 1},
1491 {lCentre + 3, l2 - 1},
1492 {lCentre + 1, l2 - 3},
1493 };
1494 hOldPen = SelectObject(hDC, hPen);
1495 PolyPolyline(hDC, aptInsertMark, adwPolyPoints, sizeof(adwPolyPoints)/sizeof(adwPolyPoints[0]));
1496 SelectObject(hDC, hOldPen);
1497 DeleteObject(hPen);
1498 }
1499
1500 /***********************************************************************
1501 * COMCTL32_EnsureBitmapSize [internal]
1502 *
1503 * If needed, enlarge the bitmap so that the width is at least cxMinWidth and
1504 * the height is at least cyMinHeight. If the bitmap already has these
1505 * dimensions nothing changes.
1506 *
1507 * PARAMS
1508 * hBitmap [I/O] Bitmap to modify. The handle may change
1509 * cxMinWidth [I] If the width of the bitmap is smaller, then it will
1510 * be enlarged to this value
1511 * cyMinHeight [I] If the height of the bitmap is smaller, then it will
1512 * be enlarged to this value
1513 * cyBackground [I] The color with which the new area will be filled
1514 *
1515 * RETURNS
1516 * none
1517 */
1518 void COMCTL32_EnsureBitmapSize(HBITMAP *pBitmap, int cxMinWidth, int cyMinHeight, COLORREF crBackground)
1519 {
1520 int cxNew, cyNew;
1521 BITMAP bmp;
1522 HBITMAP hNewBitmap;
1523 HBITMAP hNewDCBitmap, hOldDCBitmap;
1524 HBRUSH hNewDCBrush;
1525 HDC hdcNew, hdcOld;
1526
1527 if (!GetObjectW(*pBitmap, sizeof(BITMAP), &bmp))
1528 return;
1529 cxNew = (cxMinWidth > bmp.bmWidth ? cxMinWidth : bmp.bmWidth);
1530 cyNew = (cyMinHeight > bmp.bmHeight ? cyMinHeight : bmp.bmHeight);
1531 if (cxNew == bmp.bmWidth && cyNew == bmp.bmHeight)
1532 return;
1533
1534 hdcNew = CreateCompatibleDC(NULL);
1535 hNewBitmap = CreateBitmap(cxNew, cyNew, bmp.bmPlanes, bmp.bmBitsPixel, NULL);
1536 hNewDCBitmap = SelectObject(hdcNew, hNewBitmap);
1537 hNewDCBrush = SelectObject(hdcNew, CreateSolidBrush(crBackground));
1538
1539 hdcOld = CreateCompatibleDC(NULL);
1540 hOldDCBitmap = SelectObject(hdcOld, *pBitmap);
1541
1542 BitBlt(hdcNew, 0, 0, bmp.bmWidth, bmp.bmHeight, hdcOld, 0, 0, SRCCOPY);
1543 if (bmp.bmWidth < cxMinWidth)
1544 PatBlt(hdcNew, bmp.bmWidth, 0, cxNew, bmp.bmHeight, PATCOPY);
1545 if (bmp.bmHeight < cyMinHeight)
1546 PatBlt(hdcNew, 0, bmp.bmHeight, bmp.bmWidth, cyNew, PATCOPY);
1547 if (bmp.bmWidth < cxMinWidth && bmp.bmHeight < cyMinHeight)
1548 PatBlt(hdcNew, bmp.bmWidth, bmp.bmHeight, cxNew, cyNew, PATCOPY);
1549
1550 SelectObject(hdcNew, hNewDCBitmap);
1551 DeleteObject(SelectObject(hdcNew, hNewDCBrush));
1552 DeleteDC(hdcNew);
1553 SelectObject(hdcOld, hOldDCBitmap);
1554 DeleteDC(hdcOld);
1555
1556 DeleteObject(*pBitmap);
1557 *pBitmap = hNewBitmap;
1558 return;
1559 }
1560
1561 void COMCTL32_GetFontMetrics(HFONT hFont, TEXTMETRICW *ptm)
1562 {
1563 HDC hdc = GetDC(NULL);
1564 HFONT hOldFont;
1565
1566 hOldFont = SelectObject(hdc, hFont);
1567 GetTextMetricsW(hdc, ptm);
1568 SelectObject(hdc, hOldFont);
1569 ReleaseDC(NULL, hdc);
1570 }
1571
1572 #ifndef OCM__BASE /* avoid including olectl.h */
1573 #define OCM__BASE (WM_USER+0x1c00)
1574 #endif
1575
1576 /***********************************************************************
1577 * COMCTL32_IsReflectedMessage [internal]
1578 *
1579 * Some parents reflect notify messages - for some messages sent by the child,
1580 * they send it back with the message code increased by OCM__BASE (0x2000).
1581 * This allows better subclassing of controls. We don't need to handle such
1582 * messages but we don't want to print ERRs for them, so this helper function
1583 * identifies them.
1584 *
1585 * Some of the codes are in the CCM_FIRST..CCM_LAST range, but there is no
1586 * colision with defined CCM_ codes.
1587 */
1588 BOOL COMCTL32_IsReflectedMessage(UINT uMsg)
1589 {
1590 switch (uMsg)
1591 {
1592 case OCM__BASE + WM_COMMAND:
1593 case OCM__BASE + WM_CTLCOLORBTN:
1594 case OCM__BASE + WM_CTLCOLOREDIT:
1595 case OCM__BASE + WM_CTLCOLORDLG:
1596 case OCM__BASE + WM_CTLCOLORLISTBOX:
1597 case OCM__BASE + WM_CTLCOLORMSGBOX:
1598 case OCM__BASE + WM_CTLCOLORSCROLLBAR:
1599 case OCM__BASE + WM_CTLCOLORSTATIC:
1600 case OCM__BASE + WM_DRAWITEM:
1601 case OCM__BASE + WM_MEASUREITEM:
1602 case OCM__BASE + WM_DELETEITEM:
1603 case OCM__BASE + WM_VKEYTOITEM:
1604 case OCM__BASE + WM_CHARTOITEM:
1605 case OCM__BASE + WM_COMPAREITEM:
1606 case OCM__BASE + WM_HSCROLL:
1607 case OCM__BASE + WM_VSCROLL:
1608 case OCM__BASE + WM_PARENTNOTIFY:
1609 case OCM__BASE + WM_NOTIFY:
1610 return TRUE;
1611 default:
1612 return FALSE;
1613 }
1614 }
1615
1616 /***********************************************************************
1617 * MirrorIcon [COMCTL32.414]
1618 *
1619 * Mirrors an icon so that it will appear correctly on a mirrored DC.
1620 *
1621 * PARAMS
1622 * phicon1 [I/O] Icon.
1623 * phicon2 [I/O] Icon.
1624 *
1625 * RETURNS
1626 * Success: TRUE.
1627 * Failure: FALSE.
1628 */
1629 BOOL WINAPI MirrorIcon(HICON *phicon1, HICON *phicon2)
1630 {
1631 FIXME("(%p, %p): stub\n", phicon1, phicon2);
1632 return FALSE;
1633 }
1634
1635 static inline int IsDelimiter(WCHAR c)
1636 {
1637 switch(c)
1638 {
1639 case '/':
1640 case '\\':
1641 case '.':
1642 case ' ':
1643 return TRUE;
1644 }
1645 return FALSE;
1646 }
1647
1648 static int CALLBACK PathWordBreakProc(LPCWSTR lpch, int ichCurrent, int cch, int code)
1649 {
1650 if (code == WB_ISDELIMITER)
1651 return IsDelimiter(lpch[ichCurrent]);
1652 else
1653 {
1654 int dir = (code == WB_LEFT) ? -1 : 1;
1655 for(; 0 <= ichCurrent && ichCurrent < cch; ichCurrent += dir)
1656 if (IsDelimiter(lpch[ichCurrent])) return ichCurrent;
1657 }
1658 return ichCurrent;
1659 }
1660
1661 /***********************************************************************
1662 * SetPathWordBreakProc [COMCTL32.384]
1663 *
1664 * Sets the word break procedure for an edit control to one that understands
1665 * paths so that the user can jump over directories.
1666 *
1667 * PARAMS
1668 * hwnd [I] Handle to edit control.
1669 * bSet [I] If this is TRUE then the word break proc is set, otherwise it is removed.
1670 *
1671 * RETURNS
1672 * Result from EM_SETWORDBREAKPROC message.
1673 */
1674 LRESULT WINAPI SetPathWordBreakProc(HWND hwnd, BOOL bSet)
1675 {
1676 return SendMessageW(hwnd, EM_SETWORDBREAKPROC, 0,
1677 (LPARAM)(bSet ? PathWordBreakProc : NULL));
1678 }
1679
1680 /***********************************************************************
1681 * DrawShadowText [COMCTL32.@]
1682 *
1683 * Draw text with shadow.
1684 */
1685 int WINAPI DrawShadowText(HDC hdc, LPCWSTR pszText, UINT cch, RECT *rect, DWORD dwFlags,
1686 COLORREF crText, COLORREF crShadow, int ixOffset, int iyOffset)
1687 {
1688 FIXME("(%p, %s, %d, %p, %d, 0x%08x, 0x%08x, %d, %d): stub\n", hdc, debugstr_w(pszText), cch, rect, dwFlags,
1689 crText, crShadow, ixOffset, iyOffset);
1690 return DrawTextW(hdc, pszText, cch, rect, DT_LEFT);
1691 }
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