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advapi32: Fix the failing QueryServiceConfig2 test on platforms win2k3 and vista.
[wine/multimedia.git] / dlls / comctl32 / comboex.c
blob55e530866e2726f822bb6951c6eb51384f789e6c
1 /*
2 * ComboBoxEx control
3 *
4 * Copyright 1998, 1999 Eric Kohl
5 * Copyright 2000, 2001, 2002 Guy Albertelli <galberte@neo.lrun.com>
6 * Copyright 2002 Dimitrie O. Paun
7 *
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with this library; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21 *
22 * NOTE
23 *
24 * This code was audited for completeness against the documented features
25 * of Comctl32.dll version 6.0 on Sep. 9, 2002, by Dimitrie O. Paun.
26 *
27 * Unless otherwise noted, we believe this code to be complete, as per
28 * the specification mentioned above.
29 * If you discover missing features, or bugs, please note them below.
30 *
31 */
32
33 #include <stdarg.h>
34 #include <string.h>
35 #include "windef.h"
36 #include "winbase.h"
37 #include "wingdi.h"
38 #include "winuser.h"
39 #include "winnls.h"
40 #include "commctrl.h"
41 #include "comctl32.h"
42 #include "wine/debug.h"
43 #include "wine/unicode.h"
44
45 WINE_DEFAULT_DEBUG_CHANNEL(comboex);
46
47 /* Item structure */
48 typedef struct _CBE_ITEMDATA
49 {
50 struct _CBE_ITEMDATA *next;
51 UINT mask;
52 LPWSTR pszText;
53 LPWSTR pszTemp;
54 int cchTextMax;
55 int iImage;
56 int iSelectedImage;
57 int iOverlay;
58 int iIndent;
59 LPARAM lParam;
60 } CBE_ITEMDATA;
61
62 /* ComboBoxEx structure */
63 typedef struct
64 {
65 HIMAGELIST himl;
66 HWND hwndSelf; /* my own hwnd */
67 HWND hwndNotify; /* my parent hwnd */
68 HWND hwndCombo;
69 HWND hwndEdit;
70 WNDPROC prevEditWndProc; /* previous Edit WNDPROC value */
71 WNDPROC prevComboWndProc; /* previous Combo WNDPROC value */
72 DWORD dwExtStyle;
73 INT selected; /* index of selected item */
74 DWORD flags; /* WINE internal flags */
75 HFONT defaultFont;
76 HFONT font;
77 INT nb_items; /* Number of items */
78 BOOL unicode; /* TRUE if this window is Unicode */
79 BOOL NtfUnicode; /* TRUE if parent wants notify in Unicode */
80 CBE_ITEMDATA *edit; /* item data for edit item */
81 CBE_ITEMDATA *items; /* Array of items */
82 } COMBOEX_INFO;
83
84 /* internal flags in the COMBOEX_INFO structure */
85 #define WCBE_ACTEDIT 0x00000001 /* Edit active i.e.
86 * CBEN_BEGINEDIT issued
87 * but CBEN_ENDEDIT{A|W}
88 * not yet issued. */
89 #define WCBE_EDITCHG 0x00000002 /* Edit issued EN_CHANGE */
90 #define WCBE_EDITHASCHANGED (WCBE_ACTEDIT | WCBE_EDITCHG)
91 #define WCBE_EDITFOCUSED 0x00000004 /* Edit control has focus */
92 #define WCBE_MOUSECAPTURED 0x00000008 /* Combo has captured mouse */
93 #define WCBE_MOUSEDRAGGED 0x00000010 /* User has dragged in combo */
94
95 #define ID_CB_EDIT 1001
96
97
98 /*
99 * Special flag set in DRAWITEMSTRUCT itemState field. It is set by
100 * the ComboEx version of the Combo Window Proc so that when the
101 * WM_DRAWITEM message is then passed to ComboEx, we know that this
102 * particular WM_DRAWITEM message is for listbox only items. Any messasges
103 * without this flag is then for the Edit control field.
104 *
105 * We really cannot use the ODS_COMBOBOXEDIT flag because MSDN states that
106 * only version 4.0 applications will have ODS_COMBOBOXEDIT set.
107 */
108 #define ODS_COMBOEXLBOX 0x4000
109
110
111
112 /* Height in pixels of control over the amount of the selected font */
113 #define CBE_EXTRA 3
114
115 /* Indent amount per MS documentation */
116 #define CBE_INDENT 10
117
118 /* Offset in pixels from left side for start of image or text */
119 #define CBE_STARTOFFSET 6
120
121 /* Offset between image and text */
122 #define CBE_SEP 4
123
124 static const WCHAR COMBOEX_SUBCLASS_PROP[] = {
125 'C','C','C','o','m','b','o','E','x','3','2',
126 'S','u','b','c','l','a','s','s','I','n','f','o',0
127 };
128
129 #define COMBOEX_GetInfoPtr(hwnd) ((COMBOEX_INFO *)GetWindowLongPtrW (hwnd, 0))
130
131
132 /* Things common to the entire DLL */
133 static LRESULT WINAPI COMBOEX_EditWndProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
134 static LRESULT WINAPI COMBOEX_ComboWndProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
135 static LRESULT COMBOEX_Destroy (COMBOEX_INFO *infoPtr);
136 typedef INT (WINAPI *cmp_func_t)(LPCWSTR, LPCWSTR);
137
138 static inline BOOL is_textW(LPCWSTR str)
139 {
140 return str && str != LPSTR_TEXTCALLBACKW;
141 }
142
143 static inline BOOL is_textA(LPCSTR str)
144 {
145 return str && str != LPSTR_TEXTCALLBACKA;
146 }
147
148 static inline LPCSTR debugstr_txt(LPCWSTR str)
149 {
150 if (str == LPSTR_TEXTCALLBACKW) return "(callback)";
151 return debugstr_w(str);
152 }
153
154 static void COMBOEX_DumpItem (CBE_ITEMDATA const *item)
155 {
156 TRACE("item %p - mask=%08x, pszText=%p, cchTM=%d, iImage=%d\n",
157 item, item->mask, item->pszText, item->cchTextMax, item->iImage);
158 TRACE("item %p - iSelectedImage=%d, iOverlay=%d, iIndent=%d, lParam=%08lx\n",
159 item, item->iSelectedImage, item->iOverlay, item->iIndent, item->lParam);
160 if (item->mask & CBEIF_TEXT)
161 TRACE("item %p - pszText=%s\n", item, debugstr_txt(item->pszText));
162 }
163
164
165 static void COMBOEX_DumpInput (COMBOBOXEXITEMW const *input)
166 {
167 TRACE("input - mask=%08x, iItem=%d, pszText=%p, cchTM=%d, iImage=%d\n",
168 input->mask, input->iItem, input->pszText, input->cchTextMax,
169 input->iImage);
170 if (input->mask & CBEIF_TEXT)
171 TRACE("input - pszText=<%s>\n", debugstr_txt(input->pszText));
172 TRACE("input - iSelectedImage=%d, iOverlay=%d, iIndent=%d, lParam=%08lx\n",
173 input->iSelectedImage, input->iOverlay, input->iIndent, input->lParam);
174 }
175
176
177 static inline CBE_ITEMDATA *get_item_data(COMBOEX_INFO *infoPtr, INT index)
178 {
179 return (CBE_ITEMDATA *)SendMessageW (infoPtr->hwndCombo, CB_GETITEMDATA,
180 (WPARAM)index, 0);
181 }
182
183 static inline cmp_func_t get_cmp_func(COMBOEX_INFO const *infoPtr)
184 {
185 return infoPtr->dwExtStyle & CBES_EX_CASESENSITIVE ? lstrcmpW : lstrcmpiW;
186 }
187
188 static INT COMBOEX_Notify (COMBOEX_INFO *infoPtr, INT code, NMHDR *hdr)
189 {
190 hdr->idFrom = GetDlgCtrlID (infoPtr->hwndSelf);
191 hdr->hwndFrom = infoPtr->hwndSelf;
192 hdr->code = code;
193 if (infoPtr->NtfUnicode)
194 return SendMessageW (infoPtr->hwndNotify, WM_NOTIFY, 0, (LPARAM)hdr);
195 else
196 return SendMessageA (infoPtr->hwndNotify, WM_NOTIFY, 0, (LPARAM)hdr);
197 }
198
199
200 static INT
201 COMBOEX_NotifyItem (COMBOEX_INFO *infoPtr, INT code, NMCOMBOBOXEXW *hdr)
202 {
203 /* Change the Text item from Unicode to ANSI if necessary for NOTIFY */
204 if (infoPtr->NtfUnicode)
205 return COMBOEX_Notify (infoPtr, code, &hdr->hdr);
206 else {
207 LPWSTR wstr = hdr->ceItem.pszText;
208 LPSTR astr = 0;
209 INT ret, len = 0;
210
211 if ((hdr->ceItem.mask & CBEIF_TEXT) && is_textW(wstr)) {
212 len = WideCharToMultiByte (CP_ACP, 0, wstr, -1, 0, 0, NULL, NULL);
213 if (len > 0) {
214 astr = (LPSTR)Alloc ((len + 1)*sizeof(CHAR));
215 if (!astr) return 0;
216 WideCharToMultiByte (CP_ACP, 0, wstr, -1, astr, len, 0, 0);
217 hdr->ceItem.pszText = (LPWSTR)astr;
218 }
219 }
220
221 if (code == CBEN_ENDEDITW) code = CBEN_ENDEDITA;
222 else if (code == CBEN_GETDISPINFOW) code = CBEN_GETDISPINFOA;
223 else if (code == CBEN_DRAGBEGINW) code = CBEN_DRAGBEGINA;
224
225 ret = COMBOEX_Notify (infoPtr, code, (NMHDR *)hdr);
226
227 if (astr && hdr->ceItem.pszText == (LPWSTR)astr)
228 hdr->ceItem.pszText = wstr;
229
230 Free(astr);
231
232 return ret;
233 }
234 }
235
236
237 static INT COMBOEX_NotifyEndEdit (COMBOEX_INFO *infoPtr, NMCBEENDEDITW *neew, LPCWSTR wstr)
238 {
239 /* Change the Text item from Unicode to ANSI if necessary for NOTIFY */
240 if (infoPtr->NtfUnicode) {
241 lstrcpynW(neew->szText, wstr, CBEMAXSTRLEN);
242 return COMBOEX_Notify (infoPtr, CBEN_ENDEDITW, &neew->hdr);
243 } else {
244 NMCBEENDEDITA neea;
245
246 memcpy (&neea.hdr, &neew->hdr, sizeof(NMHDR));
247 neea.fChanged = neew->fChanged;
248 neea.iNewSelection = neew->iNewSelection;
249 WideCharToMultiByte (CP_ACP, 0, wstr, -1, neea.szText, CBEMAXSTRLEN, 0, 0);
250 neea.iWhy = neew->iWhy;
251
252 return COMBOEX_Notify (infoPtr, CBEN_ENDEDITA, &neea.hdr);
253 }
254 }
255
256
257 static void COMBOEX_NotifyDragBegin(COMBOEX_INFO *infoPtr, LPCWSTR wstr)
258 {
259 /* Change the Text item from Unicode to ANSI if necessary for NOTIFY */
260 if (infoPtr->NtfUnicode) {
261 NMCBEDRAGBEGINW ndbw;
262
263 ndbw.iItemid = -1;
264 lstrcpynW(ndbw.szText, wstr, CBEMAXSTRLEN);
265 COMBOEX_Notify (infoPtr, CBEN_DRAGBEGINW, &ndbw.hdr);
266 } else {
267 NMCBEDRAGBEGINA ndba;
268
269 ndba.iItemid = -1;
270 WideCharToMultiByte (CP_ACP, 0, wstr, -1, ndba.szText, CBEMAXSTRLEN, 0, 0);
271
272 COMBOEX_Notify (infoPtr, CBEN_DRAGBEGINA, &ndba.hdr);
273 }
274 }
275
276
277 static void COMBOEX_FreeText (CBE_ITEMDATA *item)
278 {
279 if (is_textW(item->pszText)) Free(item->pszText);
280 item->pszText = 0;
281 Free(item->pszTemp);
282 item->pszTemp = 0;
283 }
284
285
286 static INT COMBOEX_GetIndex(COMBOEX_INFO const *infoPtr, CBE_ITEMDATA const *item)
287 {
288 CBE_ITEMDATA const *moving;
289 INT index;
290
291 moving = infoPtr->items;
292 index = infoPtr->nb_items - 1;
293
294 while (moving && (moving != item)) {
295 moving = moving->next;
296 index--;
297 }
298 if (!moving || (index < 0)) {
299 ERR("COMBOBOXEX item structures broken. Please report!\n");
300 return -1;
301 }
302 return index;
303 }
304
305
306 static LPCWSTR COMBOEX_GetText(COMBOEX_INFO *infoPtr, CBE_ITEMDATA *item)
307 {
308 NMCOMBOBOXEXW nmce;
309 LPWSTR text, buf;
310 INT len;
311
312 if (item->pszText != LPSTR_TEXTCALLBACKW)
313 return item->pszText;
314
315 ZeroMemory(&nmce, sizeof(nmce));
316 nmce.ceItem.mask = CBEIF_TEXT;
317 nmce.ceItem.lParam = item->lParam;
318 nmce.ceItem.iItem = COMBOEX_GetIndex(infoPtr, item);
319 COMBOEX_NotifyItem(infoPtr, CBEN_GETDISPINFOW, &nmce);
320
321 if (is_textW(nmce.ceItem.pszText)) {
322 len = MultiByteToWideChar (CP_ACP, 0, (LPSTR)nmce.ceItem.pszText, -1, NULL, 0);
323 buf = (LPWSTR)Alloc ((len + 1)*sizeof(WCHAR));
324 if (buf)
325 MultiByteToWideChar (CP_ACP, 0, (LPSTR)nmce.ceItem.pszText, -1, buf, len);
326 if (nmce.ceItem.mask & CBEIF_DI_SETITEM) {
327 COMBOEX_FreeText(item);
328 item->pszText = buf;
329 } else {
330 Free(item->pszTemp);
331 item->pszTemp = buf;
332 }
333 text = buf;
334 } else
335 text = nmce.ceItem.pszText;
336
337 if (nmce.ceItem.mask & CBEIF_DI_SETITEM)
338 item->pszText = text;
339 return text;
340 }
341
342
343 static void COMBOEX_GetComboFontSize (COMBOEX_INFO *infoPtr, SIZE *size)
344 {
345 static const WCHAR strA[] = { 'A', 0 };
346 HFONT nfont, ofont;
347 HDC mydc;
348
349 mydc = GetDC (0); /* why the entire screen???? */
350 nfont = (HFONT)SendMessageW (infoPtr->hwndCombo, WM_GETFONT, 0, 0);
351 ofont = (HFONT) SelectObject (mydc, nfont);
352 GetTextExtentPointW (mydc, strA, 1, size);
353 SelectObject (mydc, ofont);
354 ReleaseDC (0, mydc);
355 TRACE("selected font hwnd=%p, height=%d\n", nfont, size->cy);
356 }
357
358
359 static void COMBOEX_CopyItem (CBE_ITEMDATA *item, COMBOBOXEXITEMW *cit)
360 {
361 if (cit->mask & CBEIF_TEXT) {
362 /*
363 * when given a text buffer actually use that buffer
364 */
365 if (cit->pszText) {
366 if (is_textW(item->pszText))
367 lstrcpynW(cit->pszText, item->pszText, cit->cchTextMax);
368 else
369 cit->pszText[0] = 0;
370 } else {
371 cit->pszText = item->pszText;
372 cit->cchTextMax = item->cchTextMax;
373 }
374 }
375 if (cit->mask & CBEIF_IMAGE)
376 cit->iImage = item->iImage;
377 if (cit->mask & CBEIF_SELECTEDIMAGE)
378 cit->iSelectedImage = item->iSelectedImage;
379 if (cit->mask & CBEIF_OVERLAY)
380 cit->iOverlay = item->iOverlay;
381 if (cit->mask & CBEIF_INDENT)
382 cit->iIndent = item->iIndent;
383 if (cit->mask & CBEIF_LPARAM)
384 cit->lParam = item->lParam;
385 }
386
387
388 static void COMBOEX_AdjustEditPos (COMBOEX_INFO *infoPtr)
389 {
390 SIZE mysize;
391 INT x, y, w, h, xioff;
392 RECT rect;
393
394 if (!infoPtr->hwndEdit) return;
395
396 if (infoPtr->himl && !(infoPtr->dwExtStyle & CBES_EX_NOEDITIMAGEINDENT)) {
397 IMAGEINFO iinfo;
398 iinfo.rcImage.left = iinfo.rcImage.right = 0;
399 ImageList_GetImageInfo(infoPtr->himl, 0, &iinfo);
400 xioff = iinfo.rcImage.right - iinfo.rcImage.left + CBE_SEP;
401 } else xioff = 0;
402
403 GetClientRect (infoPtr->hwndCombo, &rect);
404 InflateRect (&rect, -2, -2);
405 InvalidateRect (infoPtr->hwndCombo, &rect, TRUE);
406
407 /* reposition the Edit control based on whether icon exists */
408 COMBOEX_GetComboFontSize (infoPtr, &mysize);
409 TRACE("Combo font x=%d, y=%d\n", mysize.cx, mysize.cy);
410 x = xioff + CBE_STARTOFFSET + 1;
411 w = rect.right-rect.left - x - GetSystemMetrics(SM_CXVSCROLL) - 1;
412 h = mysize.cy + 1;
413 y = rect.bottom - h - 1;
414
415 TRACE("Combo client (%d,%d)-(%d,%d), setting Edit to (%d,%d)-(%d,%d)\n",
416 rect.left, rect.top, rect.right, rect.bottom, x, y, x + w, y + h);
417 SetWindowPos(infoPtr->hwndEdit, HWND_TOP, x, y, w, h,
418 SWP_SHOWWINDOW | SWP_NOACTIVATE | SWP_NOZORDER);
419 }
420
421
422 static void COMBOEX_ReSize (COMBOEX_INFO *infoPtr)
423 {
424 SIZE mysize;
425 LONG cy;
426 IMAGEINFO iinfo;
427
428 COMBOEX_GetComboFontSize (infoPtr, &mysize);
429 cy = mysize.cy + CBE_EXTRA;
430 if (infoPtr->himl && ImageList_GetImageInfo(infoPtr->himl, 0, &iinfo)) {
431 cy = max (iinfo.rcImage.bottom - iinfo.rcImage.top, cy);
432 TRACE("upgraded height due to image: height=%d\n", cy);
433 }
434 SendMessageW (infoPtr->hwndSelf, CB_SETITEMHEIGHT, (WPARAM)-1, (LPARAM)cy);
435 if (infoPtr->hwndCombo) {
436 SendMessageW (infoPtr->hwndCombo, CB_SETITEMHEIGHT,
437 (WPARAM) 0, (LPARAM) cy);
438 if ( !(infoPtr->flags & CBES_EX_NOSIZELIMIT)) {
439 RECT comboRect;
440 if (GetWindowRect(infoPtr->hwndCombo, &comboRect)) {
441 RECT ourRect;
442 if (GetWindowRect(infoPtr->hwndSelf, &ourRect)) {
443 if (comboRect.bottom > ourRect.bottom) {
444 POINT pt = { ourRect.left, ourRect.top };
445 if (ScreenToClient(infoPtr->hwndSelf, &pt))
446 MoveWindow( infoPtr->hwndSelf, pt.x, pt.y, ourRect.right - ourRect.left,
447 comboRect.bottom - comboRect.top, FALSE);
448 }
449 }
450 }
451 }
452 }
453 }
454
455
456 static void COMBOEX_SetEditText (COMBOEX_INFO *infoPtr, CBE_ITEMDATA *item)
457 {
458 if (!infoPtr->hwndEdit) return;
459 /* native issues the following messages to the {Edit} control */
460 /* WM_SETTEXT (0,addr) */
461 /* EM_SETSEL32 (0,0) */
462 /* EM_SETSEL32 (0,-1) */
463 if (item->mask & CBEIF_TEXT) {
464 SendMessageW (infoPtr->hwndEdit, WM_SETTEXT, 0, (LPARAM)COMBOEX_GetText(infoPtr, item));
465 SendMessageW (infoPtr->hwndEdit, EM_SETSEL, 0, 0);
466 SendMessageW (infoPtr->hwndEdit, EM_SETSEL, 0, -1);
467 }
468 }
469
470
471 static CBE_ITEMDATA * COMBOEX_FindItem(COMBOEX_INFO *infoPtr, INT index)
472 {
473 CBE_ITEMDATA *item;
474 INT i;
475
476 if ((index >= infoPtr->nb_items) || (index < -1))
477 return 0;
478 if (index == -1)
479 return infoPtr->edit;
480 item = infoPtr->items;
481 i = infoPtr->nb_items - 1;
482
483 /* find the item in the list */
484 while (item && (i > index)) {
485 item = item->next;
486 i--;
487 }
488 if (!item || (i != index)) {
489 ERR("COMBOBOXEX item structures broken. Please report!\n");
490 return 0;
491 }
492 return item;
493 }
494
495
496 static inline BOOL COMBOEX_HasEdit(COMBOEX_INFO const *infoPtr)
497 {
498 return infoPtr->hwndEdit ? TRUE : FALSE;
499 }
500
501
502 /* *** CBEM_xxx message support *** */
503
504 static UINT COMBOEX_GetListboxText(COMBOEX_INFO *infoPtr, int n, LPWSTR buf)
505 {
506 CBE_ITEMDATA *item;
507 LPCWSTR str;
508
509 item = COMBOEX_FindItem(infoPtr, n);
510 if (!item)
511 return 0;
512
513 str = COMBOEX_GetText(infoPtr, item);
514
515 if (infoPtr->unicode)
516 {
517 if (buf)
518 lstrcpyW(buf, str);
519 return lstrlenW(str);
520 }
521 else
522 {
523 UINT r;
524 r = WideCharToMultiByte(CP_ACP, 0, str, -1, (LPSTR)buf, 0x40000000, NULL, NULL);
525 if (r) r--;
526 return r;
527 }
528 }
529
530
531 static INT COMBOEX_DeleteItem (COMBOEX_INFO *infoPtr, INT index)
532 {
533 CBE_ITEMDATA const *item;
534
535 TRACE("(index=%d)\n", index);
536
537 /* if item number requested does not exist then return failure */
538 if ((index >= infoPtr->nb_items) || (index < 0)) return CB_ERR;
539 if (!(item = COMBOEX_FindItem(infoPtr, index))) return CB_ERR;
540
541 /* doing this will result in WM_DELETEITEM being issued */
542 SendMessageW (infoPtr->hwndCombo, CB_DELETESTRING, (WPARAM)index, 0);
543
544 return infoPtr->nb_items;
545 }
546
547
548 static BOOL COMBOEX_GetItemW (COMBOEX_INFO *infoPtr, COMBOBOXEXITEMW *cit)
549 {
550 INT index = cit->iItem;
551 CBE_ITEMDATA *item;
552
553 TRACE("(...)\n");
554
555 /* if item number requested does not exist then return failure */
556 if ((index >= infoPtr->nb_items) || (index < -1)) return FALSE;
557
558 /* if the item is the edit control and there is no edit control, skip */
559 if ((index == -1) && !COMBOEX_HasEdit(infoPtr)) return FALSE;
560
561 if (!(item = COMBOEX_FindItem(infoPtr, index))) return FALSE;
562
563 COMBOEX_CopyItem (item, cit);
564
565 return TRUE;
566 }
567
568
569 static BOOL COMBOEX_GetItemA (COMBOEX_INFO *infoPtr, COMBOBOXEXITEMA *cit)
570 {
571 COMBOBOXEXITEMW tmpcit;
572
573 TRACE("(...)\n");
574
575 tmpcit.mask = cit->mask;
576 tmpcit.iItem = cit->iItem;
577 tmpcit.pszText = 0;
578 if(!COMBOEX_GetItemW (infoPtr, &tmpcit)) return FALSE;
579
580 if (cit->mask & CBEIF_TEXT)
581 {
582 if (is_textW(tmpcit.pszText) && cit->pszText)
583 WideCharToMultiByte(CP_ACP, 0, tmpcit.pszText, -1,
584 cit->pszText, cit->cchTextMax, NULL, NULL);
585 else if (cit->pszText) cit->pszText[0] = 0;
586 else cit->pszText = (LPSTR)tmpcit.pszText;
587 }
588
589 if (cit->mask & CBEIF_IMAGE)
590 cit->iImage = tmpcit.iImage;
591 if (cit->mask & CBEIF_SELECTEDIMAGE)
592 cit->iSelectedImage = tmpcit.iSelectedImage;
593 if (cit->mask & CBEIF_OVERLAY)
594 cit->iOverlay = tmpcit.iOverlay;
595 if (cit->mask & CBEIF_INDENT)
596 cit->iIndent = tmpcit.iIndent;
597 if (cit->mask & CBEIF_LPARAM)
598 cit->lParam = tmpcit.lParam;
599
600 return TRUE;
601 }
602
603
604 static inline BOOL COMBOEX_HasEditChanged (COMBOEX_INFO const *infoPtr)
605 {
606 return COMBOEX_HasEdit(infoPtr) &&
607 (infoPtr->flags & WCBE_EDITHASCHANGED) == WCBE_EDITHASCHANGED;
608 }
609
610
611 static INT COMBOEX_InsertItemW (COMBOEX_INFO *infoPtr, COMBOBOXEXITEMW const *cit)
612 {
613 INT index;
614 CBE_ITEMDATA *item;
615 NMCOMBOBOXEXW nmcit;
616
617 TRACE("\n");
618
619 if (TRACE_ON(comboex)) COMBOEX_DumpInput (cit);
620
621 /* get real index of item to insert */
622 index = cit->iItem;
623 if (index == -1) index = infoPtr->nb_items;
624 if (index > infoPtr->nb_items) return -1;
625
626 /* get zero-filled space and chain it in */
627 if(!(item = (CBE_ITEMDATA *)Alloc (sizeof(*item)))) return -1;
628
629 /* locate position to insert new item in */
630 if (index == infoPtr->nb_items) {
631 /* fast path for iItem = -1 */
632 item->next = infoPtr->items;
633 infoPtr->items = item;
634 }
635 else {
636 INT i = infoPtr->nb_items-1;
637 CBE_ITEMDATA *moving = infoPtr->items;
638
639 while ((i > index) && moving) {
640 moving = moving->next;
641 i--;
642 }
643 if (!moving) {
644 ERR("COMBOBOXEX item structures broken. Please report!\n");
645 Free(item);
646 return -1;
647 }
648 item->next = moving->next;
649 moving->next = item;
650 }
651
652 /* fill in our hidden item structure */
653 item->mask = cit->mask;
654 if (item->mask & CBEIF_TEXT) {
655 INT len = 0;
656
657 if (is_textW(cit->pszText)) len = strlenW (cit->pszText);
658 if (len > 0) {
659 item->pszText = (LPWSTR)Alloc ((len + 1)*sizeof(WCHAR));
660 if (!item->pszText) {
661 Free(item);
662 return -1;
663 }
664 strcpyW (item->pszText, cit->pszText);
665 }
666 else if (cit->pszText == LPSTR_TEXTCALLBACKW)
667 item->pszText = LPSTR_TEXTCALLBACKW;
668 item->cchTextMax = cit->cchTextMax;
669 }
670 if (item->mask & CBEIF_IMAGE)
671 item->iImage = cit->iImage;
672 if (item->mask & CBEIF_SELECTEDIMAGE)
673 item->iSelectedImage = cit->iSelectedImage;
674 if (item->mask & CBEIF_OVERLAY)
675 item->iOverlay = cit->iOverlay;
676 if (item->mask & CBEIF_INDENT)
677 item->iIndent = cit->iIndent;
678 if (item->mask & CBEIF_LPARAM)
679 item->lParam = cit->lParam;
680 infoPtr->nb_items++;
681
682 if (TRACE_ON(comboex)) COMBOEX_DumpItem (item);
683
684 SendMessageW (infoPtr->hwndCombo, CB_INSERTSTRING,
685 (WPARAM)cit->iItem, (LPARAM)item);
686
687 memset (&nmcit.ceItem, 0, sizeof(nmcit.ceItem));
688 COMBOEX_CopyItem (item, &nmcit.ceItem);
689 COMBOEX_NotifyItem (infoPtr, CBEN_INSERTITEM, &nmcit);
690
691 return index;
692
693 }
694
695
696 static INT COMBOEX_InsertItemA (COMBOEX_INFO *infoPtr, COMBOBOXEXITEMA const *cit)
697 {
698 COMBOBOXEXITEMW citW;
699 LPWSTR wstr = NULL;
700 INT ret;
701
702 memcpy(&citW,cit,sizeof(COMBOBOXEXITEMA));
703 if (cit->mask & CBEIF_TEXT && is_textA(cit->pszText)) {
704 INT len = MultiByteToWideChar (CP_ACP, 0, cit->pszText, -1, NULL, 0);
705 wstr = (LPWSTR)Alloc ((len + 1)*sizeof(WCHAR));
706 if (!wstr) return -1;
707 MultiByteToWideChar (CP_ACP, 0, cit->pszText, -1, wstr, len);
708 citW.pszText = wstr;
709 }
710 ret = COMBOEX_InsertItemW(infoPtr, &citW);
711
712 Free(wstr);
713
714 return ret;
715 }
716
717
718 static DWORD
719 COMBOEX_SetExtendedStyle (COMBOEX_INFO *infoPtr, DWORD mask, DWORD style)
720 {
721 DWORD dwTemp;
722
723 TRACE("(mask=x%08x, style=0x%08x)\n", mask, style);
724
725 dwTemp = infoPtr->dwExtStyle;
726
727 if (mask)
728 infoPtr->dwExtStyle = (infoPtr->dwExtStyle & ~mask) | style;
729 else
730 infoPtr->dwExtStyle = style;
731
732 /* see if we need to change the word break proc on the edit */
733 if ((infoPtr->dwExtStyle ^ dwTemp) & CBES_EX_PATHWORDBREAKPROC)
734 SetPathWordBreakProc(infoPtr->hwndEdit,
735 (infoPtr->dwExtStyle & CBES_EX_PATHWORDBREAKPROC) ? TRUE : FALSE);
736
737 /* test if the control's appearance has changed */
738 mask = CBES_EX_NOEDITIMAGE | CBES_EX_NOEDITIMAGEINDENT;
739 if ((infoPtr->dwExtStyle & mask) != (dwTemp & mask)) {
740 /* if state of EX_NOEDITIMAGE changes, invalidate all */
741 TRACE("EX_NOEDITIMAGE state changed to %d\n",
742 infoPtr->dwExtStyle & CBES_EX_NOEDITIMAGE);
743 InvalidateRect (infoPtr->hwndSelf, NULL, TRUE);
744 COMBOEX_AdjustEditPos (infoPtr);
745 if (infoPtr->hwndEdit)
746 InvalidateRect (infoPtr->hwndEdit, NULL, TRUE);
747 }
748
749 return dwTemp;
750 }
751
752
753 static HIMAGELIST COMBOEX_SetImageList (COMBOEX_INFO *infoPtr, HIMAGELIST himl)
754 {
755 HIMAGELIST himlTemp = infoPtr->himl;
756
757 TRACE("(...)\n");
758
759 infoPtr->himl = himl;
760
761 COMBOEX_ReSize (infoPtr);
762 InvalidateRect (infoPtr->hwndCombo, NULL, TRUE);
763
764 /* reposition the Edit control based on whether icon exists */
765 COMBOEX_AdjustEditPos (infoPtr);
766 return himlTemp;
767 }
768
769 static BOOL COMBOEX_SetItemW (COMBOEX_INFO *infoPtr, COMBOBOXEXITEMW *cit)
770 {
771 INT index = cit->iItem;
772 CBE_ITEMDATA *item;
773
774 if (TRACE_ON(comboex)) COMBOEX_DumpInput (cit);
775
776 /* if item number requested does not exist then return failure */
777 if ((index >= infoPtr->nb_items) || (index < -1)) return FALSE;
778
779 /* if the item is the edit control and there is no edit control, skip */
780 if ((index == -1) && !COMBOEX_HasEdit(infoPtr)) return FALSE;
781
782 if (!(item = COMBOEX_FindItem(infoPtr, index))) return FALSE;
783
784 /* add/change stuff to the internal item structure */
785 item->mask |= cit->mask;
786 if (cit->mask & CBEIF_TEXT) {
787 INT len = 0;
788
789 COMBOEX_FreeText(item);
790 if (is_textW(cit->pszText)) len = strlenW(cit->pszText);
791 if (len > 0) {
792 item->pszText = (LPWSTR)Alloc ((len + 1)*sizeof(WCHAR));
793 if (!item->pszText) return FALSE;
794 strcpyW(item->pszText, cit->pszText);
795 } else if (cit->pszText == LPSTR_TEXTCALLBACKW)
796 item->pszText = LPSTR_TEXTCALLBACKW;
797 item->cchTextMax = cit->cchTextMax;
798 }
799 if (cit->mask & CBEIF_IMAGE)
800 item->iImage = cit->iImage;
801 if (cit->mask & CBEIF_SELECTEDIMAGE)
802 item->iSelectedImage = cit->iSelectedImage;
803 if (cit->mask & CBEIF_OVERLAY)
804 item->iOverlay = cit->iOverlay;
805 if (cit->mask & CBEIF_INDENT)
806 item->iIndent = cit->iIndent;
807 if (cit->mask & CBEIF_LPARAM)
808 cit->lParam = cit->lParam;
809
810 if (TRACE_ON(comboex)) COMBOEX_DumpItem (item);
811
812 /* if original request was to update edit control, do some fast foot work */
813 if (cit->iItem == -1) {
814 COMBOEX_SetEditText (infoPtr, item);
815 RedrawWindow (infoPtr->hwndCombo, 0, 0, RDW_ERASE | RDW_INVALIDATE);
816 }
817 return TRUE;
818 }
819
820 static BOOL COMBOEX_SetItemA (COMBOEX_INFO *infoPtr, COMBOBOXEXITEMA const *cit)
821 {
822 COMBOBOXEXITEMW citW;
823 LPWSTR wstr = NULL;
824 BOOL ret;
825
826 memcpy(&citW, cit, sizeof(COMBOBOXEXITEMA));
827 if ((cit->mask & CBEIF_TEXT) && is_textA(cit->pszText)) {
828 INT len = MultiByteToWideChar (CP_ACP, 0, cit->pszText, -1, NULL, 0);
829 wstr = (LPWSTR)Alloc ((len + 1)*sizeof(WCHAR));
830 if (!wstr) return FALSE;
831 MultiByteToWideChar (CP_ACP, 0, cit->pszText, -1, wstr, len);
832 citW.pszText = wstr;
833 }
834 ret = COMBOEX_SetItemW(infoPtr, &citW);
835
836 Free(wstr);
837
838 return ret;
839 }
840
841
842 static BOOL COMBOEX_SetUnicodeFormat (COMBOEX_INFO *infoPtr, BOOL value)
843 {
844 BOOL bTemp = infoPtr->unicode;
845
846 TRACE("to %s, was %s\n", value ? "TRUE":"FALSE", bTemp ? "TRUE":"FALSE");
847
848 infoPtr->unicode = value;
849
850 return bTemp;
851 }
852
853
854 /* *** CB_xxx message support *** */
855
856 static INT
857 COMBOEX_FindStringExact (COMBOEX_INFO *infoPtr, INT start, LPCWSTR str)
858 {
859 INT i;
860 cmp_func_t cmptext = get_cmp_func(infoPtr);
861 INT count = SendMessageW (infoPtr->hwndCombo, CB_GETCOUNT, 0, 0);
862
863 /* now search from after starting loc and wrapping back to start */
864 for(i=start+1; i<count; i++) {
865 CBE_ITEMDATA *item = get_item_data(infoPtr, i);
866 if (cmptext(COMBOEX_GetText(infoPtr, item), str) == 0) return i;
867 }
868 for(i=0; i<=start; i++) {
869 CBE_ITEMDATA *item = get_item_data(infoPtr, i);
870 if (cmptext(COMBOEX_GetText(infoPtr, item), str) == 0) return i;
871 }
872 return CB_ERR;
873 }
874
875
876 static DWORD_PTR COMBOEX_GetItemData (COMBOEX_INFO *infoPtr, INT index)
877 {
878 CBE_ITEMDATA const *item1;
879 CBE_ITEMDATA const *item2;
880 DWORD_PTR ret = 0;
881
882 item1 = get_item_data(infoPtr, index);
883 if ((item1 != NULL) && ((LRESULT)item1 != CB_ERR)) {
884 item2 = COMBOEX_FindItem (infoPtr, index);
885 if (item2 != item1) {
886 ERR("data structures damaged!\n");
887 return CB_ERR;
888 }
889 if (item1->mask & CBEIF_LPARAM) ret = item1->lParam;
890 TRACE("returning 0x%08lx\n", ret);
891 } else {
892 ret = (DWORD_PTR)item1;
893 TRACE("non-valid result from combo, returning 0x%08lx\n", ret);
894 }
895 return ret;
896 }
897
898
899 static INT COMBOEX_SetCursel (COMBOEX_INFO *infoPtr, INT index)
900 {
901 CBE_ITEMDATA *item;
902 INT sel;
903
904 if (!(item = COMBOEX_FindItem(infoPtr, index)))
905 return SendMessageW (infoPtr->hwndCombo, CB_SETCURSEL, index, 0);
906
907 TRACE("selecting item %d text=%s\n", index, debugstr_txt(item->pszText));
908 infoPtr->selected = index;
909
910 sel = (INT)SendMessageW (infoPtr->hwndCombo, CB_SETCURSEL, index, 0);
911 COMBOEX_SetEditText (infoPtr, item);
912 return sel;
913 }
914
915
916 static DWORD_PTR COMBOEX_SetItemData (COMBOEX_INFO *infoPtr, INT index, DWORD_PTR data)
917 {
918 CBE_ITEMDATA *item1;
919 CBE_ITEMDATA const *item2;
920
921 item1 = get_item_data(infoPtr, index);
922 if ((item1 != NULL) && ((LRESULT)item1 != CB_ERR)) {
923 item2 = COMBOEX_FindItem (infoPtr, index);
924 if (item2 != item1) {
925 ERR("data structures damaged!\n");
926 return CB_ERR;
927 }
928 item1->mask |= CBEIF_LPARAM;
929 item1->lParam = data;
930 TRACE("setting lparam to 0x%08lx\n", data);
931 return 0;
932 }
933 TRACE("non-valid result from combo %p\n", item1);
934 return (DWORD_PTR)item1;
935 }
936
937
938 static INT COMBOEX_SetItemHeight (COMBOEX_INFO const *infoPtr, INT index, UINT height)
939 {
940 RECT cb_wrect, cbx_wrect, cbx_crect;
941
942 /* First, lets forward the message to the normal combo control
943 just like Windows. */
944 if (infoPtr->hwndCombo)
945 if (SendMessageW (infoPtr->hwndCombo, CB_SETITEMHEIGHT,
946 index, height) == CB_ERR) return CB_ERR;
947
948 GetWindowRect (infoPtr->hwndCombo, &cb_wrect);
949 GetWindowRect (infoPtr->hwndSelf, &cbx_wrect);
950 GetClientRect (infoPtr->hwndSelf, &cbx_crect);
951 /* the height of comboex as height of the combo + comboex border */
952 height = cb_wrect.bottom-cb_wrect.top
953 + cbx_wrect.bottom-cbx_wrect.top
954 - (cbx_crect.bottom-cbx_crect.top);
955 TRACE("EX window=(%d,%d)-(%d,%d), client=(%d,%d)-(%d,%d)\n",
956 cbx_wrect.left, cbx_wrect.top, cbx_wrect.right, cbx_wrect.bottom,
957 cbx_crect.left, cbx_crect.top, cbx_crect.right, cbx_crect.bottom);
958 TRACE("CB window=(%d,%d)-(%d,%d), EX setting=(0,0)-(%d,%d)\n",
959 cb_wrect.left, cb_wrect.top, cb_wrect.right, cb_wrect.bottom,
960 cbx_wrect.right-cbx_wrect.left, height);
961 SetWindowPos (infoPtr->hwndSelf, HWND_TOP, 0, 0,
962 cbx_wrect.right-cbx_wrect.left, height,
963 SWP_NOACTIVATE | SWP_NOZORDER | SWP_NOMOVE);
964
965 return 0;
966 }
967
968
969 /* *** WM_xxx message support *** */
970
971
972 static LRESULT COMBOEX_Create (HWND hwnd, CREATESTRUCTA const *cs)
973 {
974 static const WCHAR COMBOBOX[] = { 'C', 'o', 'm', 'b', 'o', 'B', 'o', 'x', 0 };
975 static const WCHAR EDIT[] = { 'E', 'D', 'I', 'T', 0 };
976 static const WCHAR NIL[] = { 0 };
977 COMBOEX_INFO *infoPtr;
978 LOGFONTW mylogfont;
979 RECT wnrc1, clrc1, cmbwrc;
980 INT i;
981
982 /* allocate memory for info structure */
983 infoPtr = (COMBOEX_INFO *)Alloc (sizeof(COMBOEX_INFO));
984 if (!infoPtr) return -1;
985
986 /* initialize info structure */
987 /* note that infoPtr is allocated zero-filled */
988
989 infoPtr->hwndSelf = hwnd;
990 infoPtr->selected = -1;
991
992 infoPtr->unicode = IsWindowUnicode (hwnd);
993 infoPtr->hwndNotify = cs->hwndParent;
994
995 i = SendMessageW(infoPtr->hwndNotify, WM_NOTIFYFORMAT, (WPARAM)hwnd, NF_QUERY);
996 if ((i != NFR_ANSI) && (i != NFR_UNICODE)) {
997 WARN("wrong response to WM_NOTIFYFORMAT (%d), assuming ANSI\n", i);
998 i = NFR_ANSI;
999 }
1000 infoPtr->NtfUnicode = (i == NFR_UNICODE);
1001
1002 SetWindowLongPtrW (hwnd, 0, (DWORD_PTR)infoPtr);
1003
1004 /* create combo box */
1005 GetWindowRect(hwnd, &wnrc1);
1006 GetClientRect(hwnd, &clrc1);
1007 TRACE("EX window=(%d,%d)-(%d,%d) client=(%d,%d)-(%d,%d)\n",
1008 wnrc1.left, wnrc1.top, wnrc1.right, wnrc1.bottom,
1009 clrc1.left, clrc1.top, clrc1.right, clrc1.bottom);
1010
1011 /* Native version of ComboEx creates the ComboBox with DROPDOWNLIST */
1012 /* specified. It then creates it's own version of the EDIT control */
1013 /* and makes the ComboBox the parent. This is because a normal */
1014 /* DROPDOWNLIST does not have an EDIT control, but we need one. */
1015 /* We also need to place the edit control at the proper location */
1016 /* (allow space for the icons). */
1017
1018 infoPtr->hwndCombo = CreateWindowW (COMBOBOX, NIL,
1019 /* following line added to match native */
1020 WS_CLIPSIBLINGS | WS_CLIPCHILDREN | WS_VSCROLL |
1021 CBS_NOINTEGRALHEIGHT | CBS_DROPDOWNLIST |
1022 /* was base and is necessary */
1023 WS_CHILD | WS_VISIBLE | CBS_OWNERDRAWFIXED |
1024 GetWindowLongW (hwnd, GWL_STYLE),
1025 cs->y, cs->x, cs->cx, cs->cy, hwnd,
1026 (HMENU) GetWindowLongPtrW (hwnd, GWLP_ID),
1027 (HINSTANCE)GetWindowLongPtrW (hwnd, GWLP_HINSTANCE), NULL);
1028
1029 /*
1030 * native does the following at this point according to trace:
1031 * GetWindowThreadProcessId(hwndCombo,0)
1032 * GetCurrentThreadId()
1033 * GetWindowThreadProcessId(hwndCombo, &???)
1034 * GetCurrentProcessId()
1035 */
1036
1037 /*
1038 * Setup a property to hold the pointer to the COMBOBOXEX
1039 * data structure.
1040 */
1041 SetPropW(infoPtr->hwndCombo, COMBOEX_SUBCLASS_PROP, hwnd);
1042 infoPtr->prevComboWndProc = (WNDPROC)SetWindowLongPtrW(infoPtr->hwndCombo,
1043 GWLP_WNDPROC, (DWORD_PTR)COMBOEX_ComboWndProc);
1044 infoPtr->font = (HFONT)SendMessageW (infoPtr->hwndCombo, WM_GETFONT, 0, 0);
1045
1046
1047 /*
1048 * Now create our own EDIT control so we can position it.
1049 * It is created only for CBS_DROPDOWN style
1050 */
1051 if ((cs->style & CBS_DROPDOWNLIST) == CBS_DROPDOWN) {
1052 infoPtr->hwndEdit = CreateWindowExW (0, EDIT, NIL,
1053 WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS | ES_AUTOHSCROLL,
1054 0, 0, 0, 0, /* will set later */
1055 infoPtr->hwndCombo,
1056 (HMENU) GetWindowLongPtrW (hwnd, GWLP_ID),
1057 (HINSTANCE)GetWindowLongPtrW (hwnd, GWLP_HINSTANCE), NULL);
1058
1059 /* native does the following at this point according to trace:
1060 * GetWindowThreadProcessId(hwndEdit,0)
1061 * GetCurrentThreadId()
1062 * GetWindowThreadProcessId(hwndEdit, &???)
1063 * GetCurrentProcessId()
1064 */
1065
1066 /*
1067 * Setup a property to hold the pointer to the COMBOBOXEX
1068 * data structure.
1069 */
1070 SetPropW(infoPtr->hwndEdit, COMBOEX_SUBCLASS_PROP, hwnd);
1071 infoPtr->prevEditWndProc = (WNDPROC)SetWindowLongPtrW(infoPtr->hwndEdit,
1072 GWLP_WNDPROC, (DWORD_PTR)COMBOEX_EditWndProc);
1073 infoPtr->font = (HFONT)SendMessageW(infoPtr->hwndCombo, WM_GETFONT, 0, 0);
1074 }
1075
1076 /*
1077 * Locate the default font if necessary and then set it in
1078 * all associated controls
1079 */
1080 if (!infoPtr->font) {
1081 SystemParametersInfoW (SPI_GETICONTITLELOGFONT, sizeof(mylogfont),
1082 &mylogfont, 0);
1083 infoPtr->font = infoPtr->defaultFont = CreateFontIndirectW (&mylogfont);
1084 }
1085 SendMessageW (infoPtr->hwndCombo, WM_SETFONT, (WPARAM)infoPtr->font, 0);
1086 if (infoPtr->hwndEdit) {
1087 SendMessageW (infoPtr->hwndEdit, WM_SETFONT, (WPARAM)infoPtr->font, 0);
1088 SendMessageW (infoPtr->hwndEdit, EM_SETMARGINS, (WPARAM)EC_USEFONTINFO, 0);
1089 }
1090
1091 COMBOEX_ReSize (infoPtr);
1092
1093 /* Above is fairly certain, below is much less certain. */
1094
1095 GetWindowRect(hwnd, &wnrc1);
1096 GetClientRect(hwnd, &clrc1);
1097 GetWindowRect(infoPtr->hwndCombo, &cmbwrc);
1098 TRACE("EX window=(%d,%d)-(%d,%d) client=(%d,%d)-(%d,%d) CB wnd=(%d,%d)-(%d,%d)\n",
1099 wnrc1.left, wnrc1.top, wnrc1.right, wnrc1.bottom,
1100 clrc1.left, clrc1.top, clrc1.right, clrc1.bottom,
1101 cmbwrc.left, cmbwrc.top, cmbwrc.right, cmbwrc.bottom);
1102 SetWindowPos(infoPtr->hwndCombo, HWND_TOP,
1103 0, 0, wnrc1.right-wnrc1.left, wnrc1.bottom-wnrc1.top,
1104 SWP_NOACTIVATE | SWP_NOREDRAW);
1105
1106 GetWindowRect(infoPtr->hwndCombo, &cmbwrc);
1107 TRACE("CB window=(%d,%d)-(%d,%d)\n",
1108 cmbwrc.left, cmbwrc.top, cmbwrc.right, cmbwrc.bottom);
1109 SetWindowPos(hwnd, HWND_TOP,
1110 0, 0, cmbwrc.right-cmbwrc.left, cmbwrc.bottom-cmbwrc.top,
1111 SWP_NOACTIVATE | SWP_NOZORDER | SWP_NOMOVE);
1112
1113 COMBOEX_AdjustEditPos (infoPtr);
1114
1115 /*
1116 * Create an item structure to represent the data in the
1117 * EDIT control. It is allocated zero-filled.
1118 */
1119 infoPtr->edit = (CBE_ITEMDATA *)Alloc (sizeof (CBE_ITEMDATA));
1120 if (!infoPtr->edit) {
1121 COMBOEX_Destroy(infoPtr);
1122 return -1;
1123 }
1124
1125 return 0;
1126 }
1127
1128
1129 static LRESULT COMBOEX_Command (COMBOEX_INFO *infoPtr, WPARAM wParam, LPARAM lParam)
1130 {
1131 LRESULT lret;
1132 INT command = HIWORD(wParam);
1133 CBE_ITEMDATA *item = 0;
1134 WCHAR wintext[520];
1135 INT cursel, n, oldItem;
1136 NMCBEENDEDITW cbeend;
1137 DWORD oldflags;
1138 HWND parent = infoPtr->hwndNotify;
1139
1140 TRACE("for command %d\n", command);
1141
1142 switch (command)
1143 {
1144 case CBN_DROPDOWN:
1145 SetFocus (infoPtr->hwndCombo);
1146 ShowWindow (infoPtr->hwndEdit, SW_HIDE);
1147 return SendMessageW (parent, WM_COMMAND, wParam, (LPARAM)infoPtr->hwndSelf);
1148
1149 case CBN_CLOSEUP:
1150 SendMessageW (parent, WM_COMMAND, wParam, (LPARAM)infoPtr->hwndSelf);
1151 /*
1152 * from native trace of first dropdown after typing in URL in IE4
1153 * CB_GETCURSEL(Combo)
1154 * GetWindowText(Edit)
1155 * CB_GETCURSEL(Combo)
1156 * CB_GETCOUNT(Combo)
1157 * CB_GETITEMDATA(Combo, n)
1158 * WM_NOTIFY(parent, CBEN_ENDEDITA|W)
1159 * CB_GETCURSEL(Combo)
1160 * CB_SETCURSEL(COMBOEX, n)
1161 * SetFocus(Combo)
1162 * the rest is supposition
1163 */
1164 ShowWindow (infoPtr->hwndEdit, SW_SHOW);
1165 InvalidateRect (infoPtr->hwndCombo, 0, TRUE);
1166 InvalidateRect (infoPtr->hwndEdit, 0, TRUE);
1167 cursel = SendMessageW (infoPtr->hwndCombo, CB_GETCURSEL, 0, 0);
1168 if (cursel == -1) {
1169 cmp_func_t cmptext = get_cmp_func(infoPtr);
1170 /* find match from edit against those in Combobox */
1171 GetWindowTextW (infoPtr->hwndEdit, wintext, 520);
1172 n = SendMessageW (infoPtr->hwndCombo, CB_GETCOUNT, 0, 0);
1173 for (cursel = 0; cursel < n; cursel++){
1174 item = get_item_data(infoPtr, cursel);
1175 if ((INT_PTR)item == CB_ERR) break;
1176 if (!cmptext(COMBOEX_GetText(infoPtr, item), wintext)) break;
1177 }
1178 if ((cursel == n) || ((INT_PTR)item == CB_ERR)) {
1179 TRACE("failed to find match??? item=%p cursel=%d\n",
1180 item, cursel);
1181 if (infoPtr->hwndEdit)
1182 SetFocus(infoPtr->hwndEdit);
1183 return 0;
1184 }
1185 }
1186 else {
1187 item = get_item_data(infoPtr, cursel);
1188 if ((INT_PTR)item == CB_ERR) {
1189 TRACE("failed to find match??? item=%p cursel=%d\n",
1190 item, cursel);
1191 if (infoPtr->hwndEdit)
1192 SetFocus(infoPtr->hwndEdit);
1193 return 0;
1194 }
1195 }
1196
1197 /* Save flags for testing and reset them */
1198 oldflags = infoPtr->flags;
1199 infoPtr->flags &= ~(WCBE_ACTEDIT | WCBE_EDITCHG);
1200
1201 if (oldflags & WCBE_ACTEDIT) {
1202 cbeend.fChanged = (oldflags & WCBE_EDITCHG);
1203 cbeend.iNewSelection = SendMessageW (infoPtr->hwndCombo,
1204 CB_GETCURSEL, 0, 0);
1205 cbeend.iWhy = CBENF_DROPDOWN;
1206
1207 if (COMBOEX_NotifyEndEdit (infoPtr, &cbeend, COMBOEX_GetText(infoPtr, item))) return 0;
1208 }
1209
1210 /* if selection has changed the set the new current selection */
1211 cursel = SendMessageW (infoPtr->hwndCombo, CB_GETCURSEL, 0, 0);
1212 if ((oldflags & WCBE_EDITCHG) || (cursel != infoPtr->selected)) {
1213 infoPtr->selected = cursel;
1214 SendMessageW (infoPtr->hwndSelf, CB_SETCURSEL, cursel, 0);
1215 SetFocus(infoPtr->hwndCombo);
1216 }
1217 return 0;
1218
1219 case CBN_SELCHANGE:
1220 /*
1221 * CB_GETCURSEL(Combo)
1222 * CB_GETITEMDATA(Combo) < simulated by COMBOEX_FindItem
1223 * lstrlenA
1224 * WM_SETTEXT(Edit)
1225 * WM_GETTEXTLENGTH(Edit)
1226 * WM_GETTEXT(Edit)
1227 * EM_SETSEL(Edit, 0,0)
1228 * WM_GETTEXTLENGTH(Edit)
1229 * WM_GETTEXT(Edit)
1230 * EM_SETSEL(Edit, 0,len)
1231 * return WM_COMMAND to parent
1232 */
1233 oldItem = SendMessageW (infoPtr->hwndCombo, CB_GETCURSEL, 0, 0);
1234 if (!(item = COMBOEX_FindItem(infoPtr, oldItem))) {
1235 ERR("item %d not found. Problem!\n", oldItem);
1236 break;
1237 }
1238 infoPtr->selected = oldItem;
1239 COMBOEX_SetEditText (infoPtr, item);
1240 return SendMessageW (parent, WM_COMMAND, wParam, (LPARAM)infoPtr->hwndSelf);
1241
1242 case CBN_SELENDOK:
1243 case CBN_SELENDCANCEL:
1244 /*
1245 * We have to change the handle since we are the control
1246 * issuing the message. IE4 depends on this.
1247 */
1248 return SendMessageW (parent, WM_COMMAND, wParam, (LPARAM)infoPtr->hwndSelf);
1249
1250 case CBN_KILLFOCUS:
1251 /*
1252 * from native trace:
1253 *
1254 * pass to parent
1255 * WM_GETTEXT(Edit, 104)
1256 * CB_GETCURSEL(Combo) rets -1
1257 * WM_NOTIFY(CBEN_ENDEDITA) with CBENF_KILLFOCUS
1258 * CB_GETCURSEL(Combo)
1259 * InvalidateRect(Combo, 0, 0)
1260 * return 0
1261 */
1262 SendMessageW (parent, WM_COMMAND, wParam, (LPARAM)infoPtr->hwndSelf);
1263 if (infoPtr->flags & WCBE_ACTEDIT) {
1264 GetWindowTextW (infoPtr->hwndEdit, wintext, 260);
1265 cbeend.fChanged = (infoPtr->flags & WCBE_EDITCHG);
1266 cbeend.iNewSelection = SendMessageW (infoPtr->hwndCombo,
1267 CB_GETCURSEL, 0, 0);
1268 cbeend.iWhy = CBENF_KILLFOCUS;
1269
1270 infoPtr->flags &= ~(WCBE_ACTEDIT | WCBE_EDITCHG);
1271 if (COMBOEX_NotifyEndEdit (infoPtr, &cbeend, wintext)) return 0;
1272 }
1273 /* possible CB_GETCURSEL */
1274 InvalidateRect (infoPtr->hwndCombo, 0, 0);
1275 return 0;
1276
1277 default:
1278 /*
1279 * We have to change the handle since we are the control
1280 * issuing the message. IE4 depends on this.
1281 * We also need to set the focus back to the Edit control
1282 * after passing the command to the parent of the ComboEx.
1283 */
1284 lret = SendMessageW (parent, WM_COMMAND, wParam, (LPARAM)infoPtr->hwndSelf);
1285 if (infoPtr->hwndEdit)
1286 SetFocus(infoPtr->hwndEdit);
1287 return lret;
1288 }
1289 return 0;
1290 }
1291
1292
1293 static BOOL COMBOEX_WM_DeleteItem (COMBOEX_INFO *infoPtr, DELETEITEMSTRUCT const *dis)
1294 {
1295 CBE_ITEMDATA *item, *olditem;
1296 NMCOMBOBOXEXW nmcit;
1297 UINT i;
1298
1299 TRACE("CtlType=%08x, CtlID=%08x, itemID=%08x, hwnd=%p, data=%08lx\n",
1300 dis->CtlType, dis->CtlID, dis->itemID, dis->hwndItem, dis->itemData);
1301
1302 if (dis->itemID >= infoPtr->nb_items) return FALSE;
1303
1304 olditem = infoPtr->items;
1305 i = infoPtr->nb_items - 1;
1306
1307 if (i == dis->itemID) {
1308 infoPtr->items = infoPtr->items->next;
1309 }
1310 else {
1311 item = olditem;
1312 i--;
1313
1314 /* find the prior item in the list */
1315 while (item->next && (i > dis->itemID)) {
1316 item = item->next;
1317 i--;
1318 }
1319 if (!item->next || (i != dis->itemID)) {
1320 ERR("COMBOBOXEX item structures broken. Please report!\n");
1321 return FALSE;
1322 }
1323 olditem = item->next;
1324 item->next = item->next->next;
1325 }
1326 infoPtr->nb_items--;
1327
1328 memset (&nmcit.ceItem, 0, sizeof(nmcit.ceItem));
1329 COMBOEX_CopyItem (olditem, &nmcit.ceItem);
1330 COMBOEX_NotifyItem (infoPtr, CBEN_DELETEITEM, &nmcit);
1331
1332 COMBOEX_FreeText(olditem);
1333 Free(olditem);
1334
1335 return TRUE;
1336 }
1337
1338
1339 static LRESULT COMBOEX_DrawItem (COMBOEX_INFO *infoPtr, DRAWITEMSTRUCT const *dis)
1340 {
1341 static const WCHAR nil[] = { 0 };
1342 CBE_ITEMDATA *item = 0;
1343 SIZE txtsize;
1344 RECT rect;
1345 LPCWSTR str = nil;
1346 UINT xbase, x, y;
1347 INT len;
1348 COLORREF nbkc, ntxc, bkc, txc;
1349 int drawimage, drawstate, xioff;
1350
1351 if (!IsWindowEnabled(infoPtr->hwndCombo)) return 0;
1352
1353 TRACE("DRAWITEMSTRUCT: CtlType=0x%08x CtlID=0x%08x\n",
1354 dis->CtlType, dis->CtlID);
1355 TRACE("itemID=0x%08x itemAction=0x%08x itemState=0x%08x\n",
1356 dis->itemID, dis->itemAction, dis->itemState);
1357 TRACE("hWnd=%p hDC=%p (%d,%d)-(%d,%d) itemData=0x%08lx\n",
1358 dis->hwndItem, dis->hDC, dis->rcItem.left,
1359 dis->rcItem.top, dis->rcItem.right, dis->rcItem.bottom,
1360 dis->itemData);
1361
1362 /* MSDN says: */
1363 /* "itemID - Specifies the menu item identifier for a menu */
1364 /* item or the index of the item in a list box or combo box. */
1365 /* For an empty list box or combo box, this member can be -1. */
1366 /* This allows the application to draw only the focus */
1367 /* rectangle at the coordinates specified by the rcItem */
1368 /* member even though there are no items in the control. */
1369 /* This indicates to the user whether the list box or combo */
1370 /* box has the focus. How the bits are set in the itemAction */
1371 /* member determines whether the rectangle is to be drawn as */
1372 /* though the list box or combo box has the focus. */
1373 if (dis->itemID == 0xffffffff) {
1374 if ( ( (dis->itemAction & ODA_FOCUS) && (dis->itemState & ODS_SELECTED)) ||
1375 ( (dis->itemAction & (ODA_SELECT | ODA_DRAWENTIRE)) && (dis->itemState & ODS_FOCUS) ) ) {
1376
1377 TRACE("drawing item -1 special focus, rect=(%d,%d)-(%d,%d)\n",
1378 dis->rcItem.left, dis->rcItem.top,
1379 dis->rcItem.right, dis->rcItem.bottom);
1380 }
1381 else if ((dis->CtlType == ODT_COMBOBOX) &&
1382 (dis->itemAction == ODA_DRAWENTIRE)) {
1383 /* draw of edit control data */
1384
1385 /* testing */
1386 {
1387 RECT exrc, cbrc, edrc;
1388 GetWindowRect (infoPtr->hwndSelf, &exrc);
1389 GetWindowRect (infoPtr->hwndCombo, &cbrc);
1390 edrc.left=edrc.top=edrc.right=edrc.bottom=-1;
1391 if (infoPtr->hwndEdit)
1392 GetWindowRect (infoPtr->hwndEdit, &edrc);
1393 TRACE("window rects ex=(%d,%d)-(%d,%d), cb=(%d,%d)-(%d,%d), ed=(%d,%d)-(%d,%d)\n",
1394 exrc.left, exrc.top, exrc.right, exrc.bottom,
1395 cbrc.left, cbrc.top, cbrc.right, cbrc.bottom,
1396 edrc.left, edrc.top, edrc.right, edrc.bottom);
1397 }
1398 }
1399 else {
1400 ERR("NOT drawing item -1 special focus, rect=(%d,%d)-(%d,%d), action=%08x, state=%08x\n",
1401 dis->rcItem.left, dis->rcItem.top,
1402 dis->rcItem.right, dis->rcItem.bottom,
1403 dis->itemAction, dis->itemState);
1404 return 0;
1405 }
1406 }
1407
1408 /* If draw item is -1 (edit control) setup the item pointer */
1409 if (dis->itemID == 0xffffffff) {
1410 item = infoPtr->edit;
1411
1412 if (infoPtr->hwndEdit) {
1413 INT len;
1414
1415 /* free previous text of edit item */
1416 COMBOEX_FreeText(item);
1417 item->mask &= ~CBEIF_TEXT;
1418 if( (len = GetWindowTextLengthW(infoPtr->hwndEdit)) ) {
1419 item->mask |= CBEIF_TEXT;
1420 item->pszText = (LPWSTR)Alloc ((len + 1)*sizeof(WCHAR));
1421 if (item->pszText)
1422 GetWindowTextW(infoPtr->hwndEdit, item->pszText, len+1);
1423
1424 TRACE("edit control hwndEdit=%p, text len=%d str=%s\n",
1425 infoPtr->hwndEdit, len, debugstr_txt(item->pszText));
1426 }
1427 }
1428 }
1429
1430
1431 /* if the item pointer is not set, then get the data and locate it */
1432 if (!item) {
1433 item = get_item_data(infoPtr, dis->itemID);
1434 if (item == (CBE_ITEMDATA *)CB_ERR) {
1435 ERR("invalid item for id %d\n", dis->itemID);
1436 return 0;
1437 }
1438 }
1439
1440 if (TRACE_ON(comboex)) COMBOEX_DumpItem (item);
1441
1442 xbase = CBE_STARTOFFSET;
1443 if ((item->mask & CBEIF_INDENT) && (dis->itemState & ODS_COMBOEXLBOX)) {
1444 INT indent = item->iIndent;
1445 if (indent == I_INDENTCALLBACK) {
1446 NMCOMBOBOXEXW nmce;
1447 ZeroMemory(&nmce, sizeof(nmce));
1448 nmce.ceItem.mask = CBEIF_INDENT;
1449 nmce.ceItem.lParam = item->lParam;
1450 nmce.ceItem.iItem = dis->itemID;
1451 COMBOEX_NotifyItem(infoPtr, CBEN_GETDISPINFOW, &nmce);
1452 if (nmce.ceItem.mask & CBEIF_DI_SETITEM)
1453 item->iIndent = nmce.ceItem.iIndent;
1454 indent = nmce.ceItem.iIndent;
1455 }
1456 xbase += (indent * CBE_INDENT);
1457 }
1458
1459 drawimage = -2;
1460 drawstate = ILD_NORMAL;
1461 if (item->mask & CBEIF_IMAGE)
1462 drawimage = item->iImage;
1463 if (dis->itemState & ODS_COMBOEXLBOX) {
1464 /* drawing listbox entry */
1465 if (dis->itemState & ODS_SELECTED) {
1466 if (item->mask & CBEIF_SELECTEDIMAGE)
1467 drawimage = item->iSelectedImage;
1468 drawstate = ILD_SELECTED;
1469 }
1470 } else {
1471 /* drawing combo/edit entry */
1472 if (IsWindowVisible(infoPtr->hwndEdit)) {
1473 /* if we have an edit control, the slave the
1474 * selection state to the Edit focus state
1475 */
1476 if (infoPtr->flags & WCBE_EDITFOCUSED) {
1477 if (item->mask & CBEIF_SELECTEDIMAGE)
1478 drawimage = item->iSelectedImage;
1479 drawstate = ILD_SELECTED;
1480 }
1481 } else {
1482 /* if we don't have an edit control, use
1483 * the requested state.
1484 */
1485 if (dis->itemState & ODS_SELECTED) {
1486 if (item->mask & CBEIF_SELECTEDIMAGE)
1487 drawimage = item->iSelectedImage;
1488 drawstate = ILD_SELECTED;
1489 }
1490 }
1491 }
1492
1493 if (infoPtr->himl && !(infoPtr->dwExtStyle & CBES_EX_NOEDITIMAGEINDENT)) {
1494 IMAGEINFO iinfo;
1495 iinfo.rcImage.left = iinfo.rcImage.right = 0;
1496 ImageList_GetImageInfo(infoPtr->himl, 0, &iinfo);
1497 xioff = iinfo.rcImage.right - iinfo.rcImage.left + CBE_SEP;
1498 } else xioff = 0;
1499
1500 /* setup pointer to text to be drawn */
1501 str = COMBOEX_GetText(infoPtr, item);
1502 if (!str) str = nil;
1503
1504 len = strlenW (str);
1505 GetTextExtentPoint32W (dis->hDC, str, len, &txtsize);
1506
1507 if (dis->itemAction & (ODA_SELECT | ODA_DRAWENTIRE)) {
1508 int overlay = item->iOverlay;
1509
1510 if (drawimage == I_IMAGECALLBACK) {
1511 NMCOMBOBOXEXW nmce;
1512 ZeroMemory(&nmce, sizeof(nmce));
1513 nmce.ceItem.mask = (drawstate == ILD_NORMAL) ? CBEIF_IMAGE : CBEIF_SELECTEDIMAGE;
1514 nmce.ceItem.lParam = item->lParam;
1515 nmce.ceItem.iItem = dis->itemID;
1516 COMBOEX_NotifyItem(infoPtr, CBEN_GETDISPINFOW, &nmce);
1517 if (drawstate == ILD_NORMAL) {
1518 if (nmce.ceItem.mask & CBEIF_DI_SETITEM) item->iImage = nmce.ceItem.iImage;
1519 drawimage = nmce.ceItem.iImage;
1520 } else if (drawstate == ILD_SELECTED) {
1521 if (nmce.ceItem.mask & CBEIF_DI_SETITEM) item->iSelectedImage = nmce.ceItem.iSelectedImage;
1522 drawimage = nmce.ceItem.iSelectedImage;
1523 } else ERR("Bad draw state = %d\n", drawstate);
1524 }
1525
1526 if (overlay == I_IMAGECALLBACK) {
1527 NMCOMBOBOXEXW nmce;
1528 ZeroMemory(&nmce, sizeof(nmce));
1529 nmce.ceItem.mask = CBEIF_OVERLAY;
1530 nmce.ceItem.lParam = item->lParam;
1531 nmce.ceItem.iItem = dis->itemID;
1532 COMBOEX_NotifyItem(infoPtr, CBEN_GETDISPINFOW, &nmce);
1533 if (nmce.ceItem.mask & CBEIF_DI_SETITEM)
1534 item->iOverlay = nmce.ceItem.iOverlay;
1535 overlay = nmce.ceItem.iOverlay;
1536 }
1537
1538 if (drawimage >= 0 &&
1539 !(infoPtr->dwExtStyle & (CBES_EX_NOEDITIMAGE | CBES_EX_NOEDITIMAGEINDENT))) {
1540 if (overlay > 0) ImageList_SetOverlayImage (infoPtr->himl, overlay, 1);
1541 ImageList_Draw (infoPtr->himl, drawimage, dis->hDC, xbase, dis->rcItem.top,
1542 drawstate | (overlay > 0 ? INDEXTOOVERLAYMASK(1) : 0));
1543 }
1544
1545 /* now draw the text */
1546 if (!IsWindowVisible (infoPtr->hwndEdit)) {
1547 nbkc = GetSysColor ((dis->itemState & ODS_SELECTED) ?
1548 COLOR_HIGHLIGHT : COLOR_WINDOW);
1549 bkc = SetBkColor (dis->hDC, nbkc);
1550 ntxc = GetSysColor ((dis->itemState & ODS_SELECTED) ?
1551 COLOR_HIGHLIGHTTEXT : COLOR_WINDOWTEXT);
1552 txc = SetTextColor (dis->hDC, ntxc);
1553 x = xbase + xioff;
1554 y = dis->rcItem.top +
1555 (dis->rcItem.bottom - dis->rcItem.top - txtsize.cy) / 2;
1556 rect.left = x;
1557 rect.right = x + txtsize.cx;
1558 rect.top = dis->rcItem.top + 1;
1559 rect.bottom = dis->rcItem.bottom - 1;
1560 TRACE("drawing item %d text, rect=(%d,%d)-(%d,%d)\n",
1561 dis->itemID, rect.left, rect.top, rect.right, rect.bottom);
1562 ExtTextOutW (dis->hDC, x, y, ETO_OPAQUE | ETO_CLIPPED,
1563 &rect, str, len, 0);
1564 SetBkColor (dis->hDC, bkc);
1565 SetTextColor (dis->hDC, txc);
1566 }
1567 }
1568
1569 if (dis->itemAction & ODA_FOCUS) {
1570 rect.left = xbase + xioff - 1;
1571 rect.right = rect.left + txtsize.cx + 2;
1572 rect.top = dis->rcItem.top;
1573 rect.bottom = dis->rcItem.bottom;
1574 DrawFocusRect(dis->hDC, &rect);
1575 }
1576
1577 return 0;
1578 }
1579
1580
1581 static void COMBOEX_ResetContent (COMBOEX_INFO *infoPtr)
1582 {
1583 if (infoPtr->items)
1584 {
1585 CBE_ITEMDATA *item, *next;
1586
1587 item = infoPtr->items;
1588 while (item) {
1589 next = item->next;
1590 COMBOEX_FreeText (item);
1591 Free (item);
1592 item = next;
1593 }
1594 infoPtr->items = 0;
1595 }
1596
1597 infoPtr->selected = -1;
1598 infoPtr->nb_items = 0;
1599 }
1600
1601
1602 static LRESULT COMBOEX_Destroy (COMBOEX_INFO *infoPtr)
1603 {
1604 if (infoPtr->hwndCombo)
1605 DestroyWindow (infoPtr->hwndCombo);
1606
1607 Free (infoPtr->edit);
1608 infoPtr->edit = 0;
1609
1610 COMBOEX_ResetContent (infoPtr);
1611
1612 if (infoPtr->defaultFont)
1613 DeleteObject (infoPtr->defaultFont);
1614
1615 /* free comboex info data */
1616 Free (infoPtr);
1617 SetWindowLongPtrW (infoPtr->hwndSelf, 0, 0);
1618 return 0;
1619 }
1620
1621
1622 static LRESULT COMBOEX_MeasureItem (COMBOEX_INFO const *infoPtr, MEASUREITEMSTRUCT *mis)
1623 {
1624 static const WCHAR strW[] = { 'W', 0 };
1625 SIZE mysize;
1626 HDC hdc;
1627
1628 hdc = GetDC (0);
1629 GetTextExtentPointW (hdc, strW, 1, &mysize);
1630 ReleaseDC (0, hdc);
1631 mis->itemHeight = mysize.cy + CBE_EXTRA;
1632
1633 TRACE("adjusted height hwnd=%p, height=%d\n",
1634 infoPtr->hwndSelf, mis->itemHeight);
1635
1636 return 0;
1637 }
1638
1639
1640 static LRESULT COMBOEX_NCCreate (HWND hwnd)
1641 {
1642 /* WARNING: The COMBOEX_INFO structure is not yet created */
1643 DWORD oldstyle, newstyle;
1644
1645 oldstyle = (DWORD)GetWindowLongW (hwnd, GWL_STYLE);
1646 newstyle = oldstyle & ~(WS_VSCROLL | WS_HSCROLL | WS_BORDER);
1647 if (newstyle != oldstyle) {
1648 TRACE("req style %08x, reseting style %08x\n",
1649 oldstyle, newstyle);
1650 SetWindowLongW (hwnd, GWL_STYLE, newstyle);
1651 }
1652 return 1;
1653 }
1654
1655
1656 static LRESULT COMBOEX_NotifyFormat (COMBOEX_INFO *infoPtr, LPARAM lParam)
1657 {
1658 if (lParam == NF_REQUERY) {
1659 INT i = SendMessageW(infoPtr->hwndNotify,
1660 WM_NOTIFYFORMAT, (WPARAM)infoPtr->hwndSelf, NF_QUERY);
1661 infoPtr->NtfUnicode = (i == NFR_UNICODE) ? 1 : 0;
1662 }
1663 return infoPtr->NtfUnicode ? NFR_UNICODE : NFR_ANSI;
1664 }
1665
1666
1667 static LRESULT COMBOEX_Size (COMBOEX_INFO *infoPtr, INT width, INT height)
1668 {
1669 TRACE("(width=%d, height=%d)\n", width, height);
1670
1671 MoveWindow (infoPtr->hwndCombo, 0, 0, width, height, TRUE);
1672
1673 COMBOEX_AdjustEditPos (infoPtr);
1674
1675 return 0;
1676 }
1677
1678
1679 static LRESULT COMBOEX_WindowPosChanging (COMBOEX_INFO *infoPtr, WINDOWPOS *wp)
1680 {
1681 RECT cbx_wrect, cbx_crect, cb_wrect;
1682 INT width, height;
1683
1684 GetWindowRect (infoPtr->hwndSelf, &cbx_wrect);
1685 GetClientRect (infoPtr->hwndSelf, &cbx_crect);
1686 GetWindowRect (infoPtr->hwndCombo, &cb_wrect);
1687
1688 /* width is winpos value + border width of comboex */
1689 width = wp->cx
1690 + (cbx_wrect.right-cbx_wrect.left)
1691 - (cbx_crect.right-cbx_crect.left);
1692
1693 TRACE("winpos=(%d,%d %dx%d) flags=0x%08x\n",
1694 wp->x, wp->y, wp->cx, wp->cy, wp->flags);
1695 TRACE("EX window=(%d,%d)-(%d,%d), client=(%d,%d)-(%d,%d)\n",
1696 cbx_wrect.left, cbx_wrect.top, cbx_wrect.right, cbx_wrect.bottom,
1697 cbx_crect.left, cbx_crect.top, cbx_crect.right, cbx_crect.bottom);
1698 TRACE("CB window=(%d,%d)-(%d,%d), EX setting=(0,0)-(%d,%d)\n",
1699 cb_wrect.left, cb_wrect.top, cb_wrect.right, cb_wrect.bottom,
1700 width, cb_wrect.bottom-cb_wrect.top);
1701
1702 if (width) SetWindowPos (infoPtr->hwndCombo, HWND_TOP, 0, 0,
1703 width,
1704 cb_wrect.bottom-cb_wrect.top,
1705 SWP_NOACTIVATE);
1706
1707 GetWindowRect (infoPtr->hwndCombo, &cb_wrect);
1708
1709 /* height is combo window height plus border width of comboex */
1710 height = (cb_wrect.bottom-cb_wrect.top)
1711 + (cbx_wrect.bottom-cbx_wrect.top)
1712 - (cbx_crect.bottom-cbx_crect.top);
1713 if (wp->cy < height) wp->cy = height;
1714 if (infoPtr->hwndEdit) {
1715 COMBOEX_AdjustEditPos (infoPtr);
1716 InvalidateRect (infoPtr->hwndCombo, 0, TRUE);
1717 }
1718
1719 return 0;
1720 }
1721
1722 static LRESULT WINAPI
1723 COMBOEX_EditWndProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
1724 {
1725 HWND hwndComboex = (HWND)GetPropW(hwnd, COMBOEX_SUBCLASS_PROP);
1726 COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr (hwndComboex);
1727 NMCBEENDEDITW cbeend;
1728 WCHAR edit_text[260];
1729 COLORREF obkc;
1730 HDC hDC;
1731 RECT rect;
1732 LRESULT lret;
1733
1734 TRACE("hwnd=%p msg=%x wparam=%lx lParam=%lx, info_ptr=%p\n",
1735 hwnd, uMsg, wParam, lParam, infoPtr);
1736
1737 if (!infoPtr) return 0;
1738
1739 switch (uMsg)
1740 {
1741
1742 case WM_CHAR:
1743 /* handle (ignore) the return character */
1744 if (wParam == VK_RETURN) return 0;
1745 /* all other characters pass into the real Edit */
1746 return CallWindowProcW (infoPtr->prevEditWndProc,
1747 hwnd, uMsg, wParam, lParam);
1748
1749 case WM_ERASEBKGND:
1750 /*
1751 * The following was determined by traces of the native
1752 */
1753 hDC = (HDC) wParam;
1754 obkc = SetBkColor (hDC, GetSysColor (COLOR_WINDOW));
1755 GetClientRect (hwnd, &rect);
1756 TRACE("erasing (%d,%d)-(%d,%d)\n",
1757 rect.left, rect.top, rect.right, rect.bottom);
1758 ExtTextOutW (hDC, 0, 0, ETO_OPAQUE, &rect, 0, 0, 0);
1759 SetBkColor (hDC, obkc);
1760 return CallWindowProcW (infoPtr->prevEditWndProc,
1761 hwnd, uMsg, wParam, lParam);
1762
1763 case WM_KEYDOWN: {
1764 INT oldItem, selected, step = 1;
1765 CBE_ITEMDATA *item;
1766
1767 switch ((INT)wParam)
1768 {
1769 case VK_ESCAPE:
1770 /* native version seems to do following for COMBOEX */
1771 /*
1772 * GetWindowTextW(Edit,&?, 0x104) x
1773 * CB_GETCURSEL to Combo rets -1 x
1774 * WM_NOTIFY to COMBOEX parent (rebar) x
1775 * (CBEN_ENDEDIT{A|W}
1776 * fChanged = FALSE x
1777 * inewSelection = -1 x
1778 * txt="www.hoho" x
1779 * iWhy = 3 x
1780 * CB_GETCURSEL to Combo rets -1 x
1781 * InvalidateRect(Combo, 0) x
1782 * WM_SETTEXT to Edit x
1783 * EM_SETSEL to Edit (0,0) x
1784 * EM_SETSEL to Edit (0,-1) x
1785 * RedrawWindow(Combo, 0, 0, 5) x
1786 */
1787 TRACE("special code for VK_ESCAPE\n");
1788
1789 GetWindowTextW (infoPtr->hwndEdit, edit_text, 260);
1790
1791 infoPtr->flags &= ~(WCBE_ACTEDIT | WCBE_EDITCHG);
1792 cbeend.fChanged = FALSE;
1793 cbeend.iNewSelection = SendMessageW (infoPtr->hwndCombo,
1794 CB_GETCURSEL, 0, 0);
1795 cbeend.iWhy = CBENF_ESCAPE;
1796
1797 if (COMBOEX_NotifyEndEdit (infoPtr, &cbeend, edit_text)) return 0;
1798 oldItem = SendMessageW (infoPtr->hwndCombo, CB_GETCURSEL, 0, 0);
1799 InvalidateRect (infoPtr->hwndCombo, 0, 0);
1800 if (!(item = COMBOEX_FindItem(infoPtr, oldItem))) {
1801 ERR("item %d not found. Problem!\n", oldItem);
1802 break;
1803 }
1804 infoPtr->selected = oldItem;
1805 COMBOEX_SetEditText (infoPtr, item);
1806 RedrawWindow (infoPtr->hwndCombo, 0, 0, RDW_ERASE |
1807 RDW_INVALIDATE);
1808 break;
1809
1810 case VK_RETURN:
1811 /* native version seems to do following for COMBOEX */
1812 /*
1813 * GetWindowTextW(Edit,&?, 0x104) x
1814 * CB_GETCURSEL to Combo rets -1 x
1815 * CB_GETCOUNT to Combo rets 0
1816 * if >0 loop
1817 * CB_GETITEMDATA to match
1818 * *** above 3 lines simulated by FindItem x
1819 * WM_NOTIFY to COMBOEX parent (rebar) x
1820 * (CBEN_ENDEDIT{A|W} x
1821 * fChanged = TRUE (-1) x
1822 * iNewSelection = -1 or selected x
1823 * txt= x
1824 * iWhy = 2 (CBENF_RETURN) x
1825 * CB_GETCURSEL to Combo rets -1 x
1826 * if -1 send CB_SETCURSEL to Combo -1 x
1827 * InvalidateRect(Combo, 0, 0) x
1828 * SetFocus(Edit) x
1829 * CallWindowProc(406615a8, Edit, 0x100, 0xd, 0x1c0001)
1830 */
1831
1832 TRACE("special code for VK_RETURN\n");
1833
1834 GetWindowTextW (infoPtr->hwndEdit, edit_text, 260);
1835
1836 infoPtr->flags &= ~(WCBE_ACTEDIT | WCBE_EDITCHG);
1837 selected = SendMessageW (infoPtr->hwndCombo,
1838 CB_GETCURSEL, 0, 0);
1839
1840 if (selected != -1) {
1841 cmp_func_t cmptext = get_cmp_func(infoPtr);
1842 item = COMBOEX_FindItem (infoPtr, selected);
1843 TRACE("handling VK_RETURN, selected = %d, selected_text=%s\n",
1844 selected, debugstr_txt(item->pszText));
1845 TRACE("handling VK_RETURN, edittext=%s\n",
1846 debugstr_w(edit_text));
1847 if (cmptext (COMBOEX_GetText(infoPtr, item), edit_text)) {
1848 /* strings not equal -- indicate edit has changed */
1849 selected = -1;
1850 }
1851 }
1852
1853 cbeend.iNewSelection = selected;
1854 cbeend.fChanged = TRUE;
1855 cbeend.iWhy = CBENF_RETURN;
1856 if (COMBOEX_NotifyEndEdit (infoPtr, &cbeend, edit_text)) {
1857 /* abort the change, restore previous */
1858 TRACE("Notify requested abort of change\n");
1859 COMBOEX_SetEditText (infoPtr, infoPtr->edit);
1860 RedrawWindow (infoPtr->hwndCombo, 0, 0, RDW_ERASE |
1861 RDW_INVALIDATE);
1862 return 0;
1863 }
1864 oldItem = SendMessageW (infoPtr->hwndCombo,CB_GETCURSEL, 0, 0);
1865 if (oldItem != -1) {
1866 /* if something is selected, then deselect it */
1867 SendMessageW (infoPtr->hwndCombo, CB_SETCURSEL,
1868 (WPARAM)-1, 0);
1869 }
1870 InvalidateRect (infoPtr->hwndCombo, 0, 0);
1871 SetFocus(infoPtr->hwndEdit);
1872 break;
1873
1874 case VK_UP:
1875 step = -1;
1876 case VK_DOWN:
1877 /* by default, step is 1 */
1878 oldItem = SendMessageW (infoPtr->hwndSelf, CB_GETCURSEL, 0, 0);
1879 if (oldItem >= 0 && oldItem + step >= 0)
1880 SendMessageW (infoPtr->hwndSelf, CB_SETCURSEL, oldItem + step, 0);
1881 return 0;
1882 default:
1883 return CallWindowProcW (infoPtr->prevEditWndProc,
1884 hwnd, uMsg, wParam, lParam);
1885 }
1886 return 0;
1887 }
1888
1889 case WM_SETFOCUS:
1890 /* remember the focus to set state of icon */
1891 lret = CallWindowProcW (infoPtr->prevEditWndProc,
1892 hwnd, uMsg, wParam, lParam);
1893 infoPtr->flags |= WCBE_EDITFOCUSED;
1894 return lret;
1895
1896 case WM_KILLFOCUS:
1897 /*
1898 * do NOTIFY CBEN_ENDEDIT with CBENF_KILLFOCUS
1899 */
1900 infoPtr->flags &= ~WCBE_EDITFOCUSED;
1901 if (infoPtr->flags & WCBE_ACTEDIT) {
1902 infoPtr->flags &= ~(WCBE_ACTEDIT | WCBE_EDITCHG);
1903
1904 GetWindowTextW (infoPtr->hwndEdit, edit_text, 260);
1905 cbeend.fChanged = FALSE;
1906 cbeend.iNewSelection = SendMessageW (infoPtr->hwndCombo,
1907 CB_GETCURSEL, 0, 0);
1908 cbeend.iWhy = CBENF_KILLFOCUS;
1909
1910 COMBOEX_NotifyEndEdit (infoPtr, &cbeend, edit_text);
1911 }
1912 /* fall through */
1913
1914 default:
1915 return CallWindowProcW (infoPtr->prevEditWndProc,
1916 hwnd, uMsg, wParam, lParam);
1917 }
1918 }
1919
1920
1921 static LRESULT WINAPI
1922 COMBOEX_ComboWndProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
1923 {
1924 HWND hwndComboex = (HWND)GetPropW(hwnd, COMBOEX_SUBCLASS_PROP);
1925 COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr (hwndComboex);
1926 NMCBEENDEDITW cbeend;
1927 NMMOUSE nmmse;
1928 COLORREF obkc;
1929 HDC hDC;
1930 HWND focusedhwnd;
1931 RECT rect;
1932 POINT pt;
1933 WCHAR edit_text[260];
1934
1935 TRACE("hwnd=%p msg=%x wparam=%lx lParam=%lx, info_ptr=%p\n",
1936 hwnd, uMsg, wParam, lParam, infoPtr);
1937
1938 if (!infoPtr) return 0;
1939
1940 switch (uMsg)
1941 {
1942
1943 case WM_DRAWITEM:
1944 /*
1945 * The only way this message should come is from the
1946 * child Listbox issuing the message. Flag this so
1947 * that ComboEx knows this is listbox.
1948 */
1949 ((DRAWITEMSTRUCT *)lParam)->itemState |= ODS_COMBOEXLBOX;
1950 return CallWindowProcW (infoPtr->prevComboWndProc,
1951 hwnd, uMsg, wParam, lParam);
1952
1953 case WM_ERASEBKGND:
1954 /*
1955 * The following was determined by traces of the native
1956 */
1957 hDC = (HDC) wParam;
1958 obkc = SetBkColor (hDC, GetSysColor (COLOR_WINDOW));
1959 GetClientRect (hwnd, &rect);
1960 TRACE("erasing (%d,%d)-(%d,%d)\n",
1961 rect.left, rect.top, rect.right, rect.bottom);
1962 ExtTextOutW (hDC, 0, 0, ETO_OPAQUE, &rect, 0, 0, 0);
1963 SetBkColor (hDC, obkc);
1964 return CallWindowProcW (infoPtr->prevComboWndProc,
1965 hwnd, uMsg, wParam, lParam);
1966
1967 case WM_SETCURSOR:
1968 /*
1969 * WM_NOTIFY to comboex parent (rebar)
1970 * with NM_SETCURSOR with extra words of 0,0,0,0,0x02010001
1971 * CallWindowProc (previous)
1972 */
1973 nmmse.dwItemSpec = 0;
1974 nmmse.dwItemData = 0;
1975 nmmse.pt.x = 0;
1976 nmmse.pt.y = 0;
1977 nmmse.dwHitInfo = lParam;
1978 COMBOEX_Notify (infoPtr, NM_SETCURSOR, (NMHDR *)&nmmse);
1979 return CallWindowProcW (infoPtr->prevComboWndProc,
1980 hwnd, uMsg, wParam, lParam);
1981
1982 case WM_LBUTTONDOWN:
1983 GetClientRect (hwnd, &rect);
1984 rect.bottom = rect.top + SendMessageW(infoPtr->hwndSelf,
1985 CB_GETITEMHEIGHT, -1, 0);
1986 rect.left = rect.right - GetSystemMetrics(SM_CXVSCROLL);
1987 pt.x = (short)LOWORD(lParam);
1988 pt.y = (short)HIWORD(lParam);
1989 if (PtInRect(&rect, pt))
1990 return CallWindowProcW (infoPtr->prevComboWndProc,
1991 hwnd, uMsg, wParam, lParam);
1992 infoPtr->flags |= WCBE_MOUSECAPTURED;
1993 SetCapture(hwnd);
1994 break;
1995
1996 case WM_LBUTTONUP:
1997 if (!(infoPtr->flags & WCBE_MOUSECAPTURED))
1998 return CallWindowProcW (infoPtr->prevComboWndProc,
1999 hwnd, uMsg, wParam, lParam);
2000 ReleaseCapture();
2001 infoPtr->flags &= ~WCBE_MOUSECAPTURED;
2002 if (infoPtr->flags & WCBE_MOUSEDRAGGED) {
2003 infoPtr->flags &= ~WCBE_MOUSEDRAGGED;
2004 } else {
2005 SendMessageW(hwnd, CB_SHOWDROPDOWN, TRUE, 0);
2006 }
2007 break;
2008
2009 case WM_MOUSEMOVE:
2010 if ( (infoPtr->flags & WCBE_MOUSECAPTURED) &&
2011 !(infoPtr->flags & WCBE_MOUSEDRAGGED)) {
2012 GetWindowTextW (infoPtr->hwndEdit, edit_text, 260);
2013 COMBOEX_NotifyDragBegin(infoPtr, edit_text);
2014 infoPtr->flags |= WCBE_MOUSEDRAGGED;
2015 }
2016 return CallWindowProcW (infoPtr->prevComboWndProc,
2017 hwnd, uMsg, wParam, lParam);
2018
2019 case WM_COMMAND:
2020 switch (HIWORD(wParam)) {
2021
2022 case EN_UPDATE:
2023 /* traces show that COMBOEX does not issue CBN_EDITUPDATE
2024 * on the EN_UPDATE
2025 */
2026 return 0;
2027
2028 case EN_KILLFOCUS:
2029 /*
2030 * Native does:
2031 *
2032 * GetFocus() retns AA
2033 * GetWindowTextW(Edit)
2034 * CB_GETCURSEL(Combo) (got -1)
2035 * WM_NOTIFY(CBEN_ENDEDITA) with CBENF_KILLFOCUS
2036 * CB_GETCURSEL(Combo) (got -1)
2037 * InvalidateRect(Combo, 0, 0)
2038 * WM_KILLFOCUS(Combo, AA)
2039 * return 0;
2040 */
2041 focusedhwnd = GetFocus();
2042 if (infoPtr->flags & WCBE_ACTEDIT) {
2043 GetWindowTextW (infoPtr->hwndEdit, edit_text, 260);
2044 cbeend.fChanged = (infoPtr->flags & WCBE_EDITCHG);
2045 cbeend.iNewSelection = SendMessageW (infoPtr->hwndCombo,
2046 CB_GETCURSEL, 0, 0);
2047 cbeend.iWhy = CBENF_KILLFOCUS;
2048
2049 infoPtr->flags &= ~(WCBE_ACTEDIT | WCBE_EDITCHG);
2050 if (COMBOEX_NotifyEndEdit (infoPtr, &cbeend, edit_text)) return 0;
2051 }
2052 /* possible CB_GETCURSEL */
2053 InvalidateRect (infoPtr->hwndCombo, 0, 0);
2054 if (focusedhwnd)
2055 SendMessageW (infoPtr->hwndCombo, WM_KILLFOCUS,
2056 (WPARAM)focusedhwnd, 0);
2057 return 0;
2058
2059 case EN_SETFOCUS: {
2060 /*
2061 * For EN_SETFOCUS this issues the same calls and messages
2062 * as the native seems to do.
2063 *
2064 * for some cases however native does the following:
2065 * (noticed after SetFocus during LBUTTONDOWN on
2066 * on dropdown arrow)
2067 * WM_GETTEXTLENGTH (Edit);
2068 * WM_GETTEXT (Edit, len+1, str);
2069 * EM_SETSEL (Edit, 0, 0);
2070 * WM_GETTEXTLENGTH (Edit);
2071 * WM_GETTEXT (Edit, len+1, str);
2072 * EM_SETSEL (Edit, 0, len);
2073 * WM_NOTIFY (parent, CBEN_BEGINEDIT)
2074 */
2075 NMHDR hdr;
2076
2077 SendMessageW (infoPtr->hwndEdit, EM_SETSEL, 0, 0);
2078 SendMessageW (infoPtr->hwndEdit, EM_SETSEL, 0, -1);
2079 COMBOEX_Notify (infoPtr, CBEN_BEGINEDIT, &hdr);
2080 infoPtr->flags |= WCBE_ACTEDIT;
2081 infoPtr->flags &= ~WCBE_EDITCHG; /* no change yet */
2082 return 0;
2083 }
2084
2085 case EN_CHANGE: {
2086 /*
2087 * For EN_CHANGE this issues the same calls and messages
2088 * as the native seems to do.
2089 */
2090 WCHAR edit_text[260];
2091 LPCWSTR lastwrk;
2092 cmp_func_t cmptext = get_cmp_func(infoPtr);
2093
2094 INT selected = SendMessageW (infoPtr->hwndCombo,
2095 CB_GETCURSEL, 0, 0);
2096
2097 /* lstrlenW( lastworkingURL ) */
2098
2099 GetWindowTextW (infoPtr->hwndEdit, edit_text, 260);
2100 if (selected == -1) {
2101 lastwrk = infoPtr->edit->pszText;
2102 }
2103 else {
2104 CBE_ITEMDATA *item = COMBOEX_FindItem (infoPtr, selected);
2105 lastwrk = COMBOEX_GetText(infoPtr, item);
2106 }
2107
2108 TRACE("handling EN_CHANGE, selected = %d, selected_text=%s\n",
2109 selected, debugstr_w(lastwrk));
2110 TRACE("handling EN_CHANGE, edittext=%s\n",
2111 debugstr_w(edit_text));
2112
2113 /* cmptext is between lastworkingURL and GetWindowText */
2114 if (cmptext (lastwrk, edit_text)) {
2115 /* strings not equal -- indicate edit has changed */
2116 infoPtr->flags |= WCBE_EDITCHG;
2117 }
2118 SendMessageW ( infoPtr->hwndNotify, WM_COMMAND,
2119 MAKEWPARAM(GetDlgCtrlID (infoPtr->hwndSelf),
2120 CBN_EDITCHANGE),
2121 (LPARAM)infoPtr->hwndSelf);
2122 return 0;
2123 }
2124
2125 case LBN_SELCHANGE:
2126 /*
2127 * Therefore from traces there is no additional code here
2128 */
2129
2130 /*
2131 * Using native COMCTL32 gets the following:
2132 * 1 == SHDOCVW.DLL issues call/message
2133 * 2 == COMCTL32.DLL issues call/message
2134 * 3 == WINE issues call/message
2135 *
2136 *
2137 * for LBN_SELCHANGE:
2138 * 1 CB_GETCURSEL(ComboEx)
2139 * 1 CB_GETDROPPEDSTATE(ComboEx)
2140 * 1 CallWindowProc( *2* for WM_COMMAND(LBN_SELCHANGE)
2141 * 2 CallWindowProc( *3* for WM_COMMAND(LBN_SELCHANGE)
2142 ** call CBRollUp( xxx, TRUE for LBN_SELCHANGE, TRUE)
2143 * 3 WM_COMMAND(ComboEx, CBN_SELENDOK)
2144 * WM_USER+49(ComboLB, 1,0) <=============!!!!!!!!!!!
2145 * 3 ShowWindow(ComboLB, SW_HIDE)
2146 * 3 RedrawWindow(Combo, RDW_UPDATENOW)
2147 * 3 WM_COMMAND(ComboEX, CBN_CLOSEUP)
2148 ** end of CBRollUp
2149 * 3 WM_COMMAND(ComboEx, CBN_SELCHANGE) (echo to parent)
2150 * ? LB_GETCURSEL <==|
2151 * ? LB_GETTEXTLEN |
2152 * ? LB_GETTEXT | Needs to be added to
2153 * ? WM_CTLCOLOREDIT(ComboEx) | Combo processing
2154 * ? LB_GETITEMDATA |
2155 * ? WM_DRAWITEM(ComboEx) <==|
2156 */
2157 default:
2158 break;
2159 }/* fall through */
2160 default:
2161 return CallWindowProcW (infoPtr->prevComboWndProc,
2162 hwnd, uMsg, wParam, lParam);
2163 }
2164 return 0;
2165 }
2166
2167
2168 static LRESULT WINAPI
2169 COMBOEX_WindowProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
2170 {
2171 COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr (hwnd);
2172
2173 TRACE("hwnd=%p msg=%x wparam=%lx lParam=%lx\n", hwnd, uMsg, wParam, lParam);
2174
2175 if (!infoPtr) {
2176 if (uMsg == WM_CREATE)
2177 return COMBOEX_Create (hwnd, (LPCREATESTRUCTA)lParam);
2178 if (uMsg == WM_NCCREATE)
2179 COMBOEX_NCCreate (hwnd);
2180 return DefWindowProcW (hwnd, uMsg, wParam, lParam);
2181 }
2182
2183 switch (uMsg)
2184 {
2185 case CBEM_DELETEITEM:
2186 return COMBOEX_DeleteItem (infoPtr, wParam);
2187
2188 case CBEM_GETCOMBOCONTROL:
2189 return (LRESULT)infoPtr->hwndCombo;
2190
2191 case CBEM_GETEDITCONTROL:
2192 return (LRESULT)infoPtr->hwndEdit;
2193
2194 case CBEM_GETEXTENDEDSTYLE:
2195 return infoPtr->dwExtStyle;
2196
2197 case CBEM_GETIMAGELIST:
2198 return (LRESULT)infoPtr->himl;
2199
2200 case CBEM_GETITEMA:
2201 return (LRESULT)COMBOEX_GetItemA (infoPtr, (COMBOBOXEXITEMA *)lParam);
2202
2203 case CBEM_GETITEMW:
2204 return (LRESULT)COMBOEX_GetItemW (infoPtr, (COMBOBOXEXITEMW *)lParam);
2205
2206 case CBEM_GETUNICODEFORMAT:
2207 return infoPtr->unicode;
2208
2209 case CBEM_HASEDITCHANGED:
2210 return COMBOEX_HasEditChanged (infoPtr);
2211
2212 case CBEM_INSERTITEMA:
2213 return COMBOEX_InsertItemA (infoPtr, (COMBOBOXEXITEMA *)lParam);
2214
2215 case CBEM_INSERTITEMW:
2216 return COMBOEX_InsertItemW (infoPtr, (COMBOBOXEXITEMW *)lParam);
2217
2218 case CBEM_SETEXSTYLE:
2219 case CBEM_SETEXTENDEDSTYLE:
2220 return COMBOEX_SetExtendedStyle (infoPtr, (DWORD)wParam, (DWORD)lParam);
2221
2222 case CBEM_SETIMAGELIST:
2223 return (LRESULT)COMBOEX_SetImageList (infoPtr, (HIMAGELIST)lParam);
2224
2225 case CBEM_SETITEMA:
2226 return COMBOEX_SetItemA (infoPtr, (COMBOBOXEXITEMA *)lParam);
2227
2228 case CBEM_SETITEMW:
2229 return COMBOEX_SetItemW (infoPtr, (COMBOBOXEXITEMW *)lParam);
2230
2231 case CBEM_SETUNICODEFORMAT:
2232 return COMBOEX_SetUnicodeFormat (infoPtr, wParam);
2233
2234 /*case CBEM_SETWINDOWTHEME:
2235 FIXME("CBEM_SETWINDOWTHEME: stub\n");*/
2236
2237 case WM_SETTEXT:
2238 case WM_GETTEXT:
2239 case WM_GETTEXTLENGTH:
2240 return SendMessageW(infoPtr->hwndEdit, uMsg, wParam, lParam);
2241
2242 case CB_GETLBTEXT:
2243 return COMBOEX_GetListboxText(infoPtr, wParam, (LPWSTR)lParam);
2244
2245 case CB_GETLBTEXTLEN:
2246 return COMBOEX_GetListboxText(infoPtr, wParam, NULL);
2247
2248 case CB_RESETCONTENT:
2249 COMBOEX_ResetContent(infoPtr);
2250 /* fall through */
2251
2252 /* Combo messages we are not sure if we need to process or just forward */
2253 case CB_GETDROPPEDCONTROLRECT:
2254 case CB_GETITEMHEIGHT:
2255 case CB_GETEXTENDEDUI:
2256 case CB_LIMITTEXT:
2257 case CB_SELECTSTRING:
2258
2259 /* Combo messages OK to just forward to the regular COMBO */
2260 case CB_GETCOUNT:
2261 case CB_GETCURSEL:
2262 case CB_GETDROPPEDSTATE:
2263 case CB_SETDROPPEDWIDTH:
2264 case CB_SETEXTENDEDUI:
2265 case CB_SHOWDROPDOWN:
2266 return SendMessageW (infoPtr->hwndCombo, uMsg, wParam, lParam);
2267
2268 /* Combo messages we need to process specially */
2269 case CB_FINDSTRINGEXACT:
2270 return COMBOEX_FindStringExact (infoPtr, (INT)wParam, (LPCWSTR)lParam);
2271
2272 case CB_GETITEMDATA:
2273 return COMBOEX_GetItemData (infoPtr, (INT)wParam);
2274
2275 case CB_SETCURSEL:
2276 return COMBOEX_SetCursel (infoPtr, (INT)wParam);
2277
2278 case CB_SETITEMDATA:
2279 return COMBOEX_SetItemData (infoPtr, (INT)wParam, (DWORD_PTR)lParam);
2280
2281 case CB_SETITEMHEIGHT:
2282 return COMBOEX_SetItemHeight (infoPtr, (INT)wParam, (UINT)lParam);
2283
2284
2285
2286 /* Window messages passed to parent */
2287 case WM_COMMAND:
2288 return COMBOEX_Command (infoPtr, wParam, lParam);
2289
2290 case WM_NOTIFY:
2291 if (infoPtr->NtfUnicode)
2292 return SendMessageW (infoPtr->hwndNotify, uMsg, wParam, lParam);
2293 else
2294 return SendMessageA (infoPtr->hwndNotify, uMsg, wParam, lParam);
2295
2296
2297 /* Window messages we need to process */
2298 case WM_DELETEITEM:
2299 return COMBOEX_WM_DeleteItem (infoPtr, (DELETEITEMSTRUCT *)lParam);
2300
2301 case WM_DRAWITEM:
2302 return COMBOEX_DrawItem (infoPtr, (DRAWITEMSTRUCT *)lParam);
2303
2304 case WM_DESTROY:
2305 return COMBOEX_Destroy (infoPtr);
2306
2307 case WM_MEASUREITEM:
2308 return COMBOEX_MeasureItem (infoPtr, (MEASUREITEMSTRUCT *)lParam);
2309
2310 case WM_NOTIFYFORMAT:
2311 return COMBOEX_NotifyFormat (infoPtr, lParam);
2312
2313 case WM_SIZE:
2314 return COMBOEX_Size (infoPtr, LOWORD(lParam), HIWORD(lParam));
2315
2316 case WM_WINDOWPOSCHANGING:
2317 return COMBOEX_WindowPosChanging (infoPtr, (WINDOWPOS *)lParam);
2318
2319 case WM_SETFOCUS:
2320 SetFocus(infoPtr->hwndCombo);
2321 return 0;
2322
2323 default:
2324 if ((uMsg >= WM_USER) && (uMsg < WM_APP))
2325 ERR("unknown msg %04x wp=%08lx lp=%08lx\n",uMsg,wParam,lParam);
2326 return DefWindowProcW (hwnd, uMsg, wParam, lParam);
2327 }
2328 }
2329
2330
2331 void COMBOEX_Register (void)
2332 {
2333 WNDCLASSW wndClass;
2334
2335 ZeroMemory (&wndClass, sizeof(WNDCLASSW));
2336 wndClass.style = CS_GLOBALCLASS;
2337 wndClass.lpfnWndProc = COMBOEX_WindowProc;
2338 wndClass.cbClsExtra = 0;
2339 wndClass.cbWndExtra = sizeof(COMBOEX_INFO *);
2340 wndClass.hCursor = LoadCursorW (0, (LPWSTR)IDC_ARROW);
2341 wndClass.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
2342 wndClass.lpszClassName = WC_COMBOBOXEXW;
2343
2344 RegisterClassW (&wndClass);
2345 }
2346
2347
2348 void COMBOEX_Unregister (void)
2349 {
2350 UnregisterClassW (WC_COMBOBOXEXW, NULL);
2351 }
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