?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
libport: Remove support for PPC32.
[wine.git] / dlls / comctl32 / comboex.c
blobc3c39be3058e4a3f632593baf8702baffe929516
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
23 #include <stdarg.h>
24 #include <string.h>
25 #include "windef.h"
26 #include "winbase.h"
27 #include "wingdi.h"
28 #include "winuser.h"
29 #include "winnls.h"
30 #include "commctrl.h"
31 #include "comctl32.h"
32 #include "wine/debug.h"
33
34 WINE_DEFAULT_DEBUG_CHANNEL(comboex);
35
36 /* Item structure */
37 typedef struct _CBE_ITEMDATA
38 {
39 struct _CBE_ITEMDATA *next;
40 UINT mask;
41 LPWSTR pszText;
42 LPWSTR pszTemp;
43 int cchTextMax;
44 int iImage;
45 int iSelectedImage;
46 int iOverlay;
47 int iIndent;
48 LPARAM lParam;
49 } CBE_ITEMDATA;
50
51 /* ComboBoxEx structure */
52 typedef struct
53 {
54 HIMAGELIST himl;
55 HWND hwndSelf; /* my own hwnd */
56 HWND hwndNotify; /* my parent hwnd */
57 HWND hwndCombo;
58 HWND hwndEdit;
59 DWORD dwExtStyle;
60 INT selected; /* index of selected item */
61 DWORD flags; /* WINE internal flags */
62 HFONT defaultFont;
63 HFONT font;
64 INT nb_items; /* Number of items */
65 BOOL unicode; /* TRUE if this window is Unicode */
66 BOOL NtfUnicode; /* TRUE if parent wants notify in Unicode */
67 CBE_ITEMDATA edit; /* item data for edit item */
68 CBE_ITEMDATA *items; /* Array of items */
69 } COMBOEX_INFO;
70
71 /* internal flags in the COMBOEX_INFO structure */
72 #define WCBE_ACTEDIT 0x00000001 /* Edit active i.e.
73 * CBEN_BEGINEDIT issued
74 * but CBEN_ENDEDIT{A|W}
75 * not yet issued. */
76 #define WCBE_EDITCHG 0x00000002 /* Edit issued EN_CHANGE */
77 #define WCBE_EDITHASCHANGED (WCBE_ACTEDIT | WCBE_EDITCHG)
78 #define WCBE_EDITFOCUSED 0x00000004 /* Edit control has focus */
79 #define WCBE_MOUSECAPTURED 0x00000008 /* Combo has captured mouse */
80 #define WCBE_MOUSEDRAGGED 0x00000010 /* User has dragged in combo */
81
82 #define ID_CB_EDIT 1001
83
84
85 /*
86 * Special flag set in DRAWITEMSTRUCT itemState field. It is set by
87 * the ComboEx version of the Combo Window Proc so that when the
88 * WM_DRAWITEM message is then passed to ComboEx, we know that this
89 * particular WM_DRAWITEM message is for listbox only items. Any message
90 * without this flag is then for the Edit control field.
91 *
92 * We really cannot use the ODS_COMBOBOXEDIT flag because MSDN states that
93 * only version 4.0 applications will have ODS_COMBOBOXEDIT set.
94 */
95 #define ODS_COMBOEXLBOX 0x4000
96
97
98
99 /* Height in pixels of control over the amount of the selected font */
100 #define CBE_EXTRA 3
101
102 /* Indent amount per MS documentation */
103 #define CBE_INDENT 10
104
105 /* Offset in pixels from left side for start of image or text */
106 #define CBE_STARTOFFSET 6
107
108 /* Offset between image and text */
109 #define CBE_SEP 4
110
111 #define COMBO_SUBCLASSID 1
112 #define EDIT_SUBCLASSID 2
113
114 #define COMBOEX_GetInfoPtr(hwnd) ((COMBOEX_INFO *)GetWindowLongPtrW (hwnd, 0))
115
116 static LRESULT CALLBACK COMBOEX_EditWndProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam,
117 UINT_PTR uId, DWORD_PTR ref_data);
118 static LRESULT CALLBACK COMBOEX_ComboWndProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam,
119 UINT_PTR uId, DWORD_PTR ref_data);
120 static LRESULT COMBOEX_Destroy (COMBOEX_INFO *infoPtr);
121 typedef INT (WINAPI *cmp_func_t)(LPCWSTR, LPCWSTR);
122
123 static inline BOOL is_textW(LPCWSTR str)
124 {
125 return str && str != LPSTR_TEXTCALLBACKW;
126 }
127
128 static inline BOOL is_textA(LPCSTR str)
129 {
130 return str && str != LPSTR_TEXTCALLBACKA;
131 }
132
133 static inline LPCSTR debugstr_txt(LPCWSTR str)
134 {
135 if (str == LPSTR_TEXTCALLBACKW) return "(callback)";
136 return debugstr_w(str);
137 }
138
139 static void COMBOEX_DumpItem (CBE_ITEMDATA const *item)
140 {
141 TRACE("item %p - mask=%08x, pszText=%p, cchTM=%d, iImage=%d\n",
142 item, item->mask, item->pszText, item->cchTextMax, item->iImage);
143 TRACE("item %p - iSelectedImage=%d, iOverlay=%d, iIndent=%d, lParam=%08lx\n",
144 item, item->iSelectedImage, item->iOverlay, item->iIndent, item->lParam);
145 if (item->mask & CBEIF_TEXT)
146 TRACE("item %p - pszText=%s\n", item, debugstr_txt(item->pszText));
147 }
148
149
150 static void COMBOEX_DumpInput (COMBOBOXEXITEMW const *input)
151 {
152 TRACE("input - mask=%08x, iItem=%ld, pszText=%p, cchTM=%d, iImage=%d\n",
153 input->mask, input->iItem, input->pszText, input->cchTextMax,
154 input->iImage);
155 if (input->mask & CBEIF_TEXT)
156 TRACE("input - pszText=<%s>\n", debugstr_txt(input->pszText));
157 TRACE("input - iSelectedImage=%d, iOverlay=%d, iIndent=%d, lParam=%08lx\n",
158 input->iSelectedImage, input->iOverlay, input->iIndent, input->lParam);
159 }
160
161
162 static inline CBE_ITEMDATA *get_item_data(const COMBOEX_INFO *infoPtr, INT index)
163 {
164 return (CBE_ITEMDATA *)SendMessageW (infoPtr->hwndCombo, CB_GETITEMDATA,
165 index, 0);
166 }
167
168 static inline cmp_func_t get_cmp_func(COMBOEX_INFO const *infoPtr)
169 {
170 return infoPtr->dwExtStyle & CBES_EX_CASESENSITIVE ? lstrcmpW : lstrcmpiW;
171 }
172
173 static INT COMBOEX_Notify (const COMBOEX_INFO *infoPtr, INT code, NMHDR *hdr)
174 {
175 hdr->idFrom = GetDlgCtrlID (infoPtr->hwndSelf);
176 hdr->hwndFrom = infoPtr->hwndSelf;
177 hdr->code = code;
178 if (infoPtr->NtfUnicode)
179 return SendMessageW (infoPtr->hwndNotify, WM_NOTIFY, 0, (LPARAM)hdr);
180 else
181 return SendMessageA (infoPtr->hwndNotify, WM_NOTIFY, 0, (LPARAM)hdr);
182 }
183
184
185 static INT
186 COMBOEX_NotifyItem (const COMBOEX_INFO *infoPtr, UINT code, NMCOMBOBOXEXW *hdr)
187 {
188 /* Change the Text item from Unicode to ANSI if necessary for NOTIFY */
189 if (infoPtr->NtfUnicode)
190 return COMBOEX_Notify (infoPtr, code, &hdr->hdr);
191 else {
192 LPWSTR wstr = hdr->ceItem.pszText;
193 LPSTR astr = 0;
194 INT ret, len = 0;
195
196 if ((hdr->ceItem.mask & CBEIF_TEXT) && is_textW(wstr)) {
197 len = WideCharToMultiByte (CP_ACP, 0, wstr, -1, 0, 0, NULL, NULL);
198 if (len > 0) {
199 astr = Alloc ((len + 1)*sizeof(CHAR));
200 if (!astr) return 0;
201 WideCharToMultiByte (CP_ACP, 0, wstr, -1, astr, len, 0, 0);
202 hdr->ceItem.pszText = (LPWSTR)astr;
203 }
204 }
205
206 if (code == CBEN_ENDEDITW) code = CBEN_ENDEDITA;
207 else if (code == CBEN_GETDISPINFOW) code = CBEN_GETDISPINFOA;
208 else if (code == CBEN_DRAGBEGINW) code = CBEN_DRAGBEGINA;
209
210 ret = COMBOEX_Notify (infoPtr, code, (NMHDR *)hdr);
211
212 if (astr && hdr->ceItem.pszText == (LPWSTR)astr)
213 hdr->ceItem.pszText = wstr;
214
215 Free(astr);
216
217 return ret;
218 }
219 }
220
221
222 static INT COMBOEX_NotifyEndEdit (const COMBOEX_INFO *infoPtr, NMCBEENDEDITW *neew, LPCWSTR wstr)
223 {
224 /* Change the Text item from Unicode to ANSI if necessary for NOTIFY */
225 if (infoPtr->NtfUnicode) {
226 lstrcpynW(neew->szText, wstr, CBEMAXSTRLEN);
227 return COMBOEX_Notify (infoPtr, CBEN_ENDEDITW, &neew->hdr);
228 } else {
229 NMCBEENDEDITA neea;
230
231 neea.hdr = neew->hdr;
232 neea.fChanged = neew->fChanged;
233 neea.iNewSelection = neew->iNewSelection;
234 WideCharToMultiByte (CP_ACP, 0, wstr, -1, neea.szText, CBEMAXSTRLEN, 0, 0);
235 neea.iWhy = neew->iWhy;
236
237 return COMBOEX_Notify (infoPtr, CBEN_ENDEDITA, &neea.hdr);
238 }
239 }
240
241
242 static void COMBOEX_NotifyDragBegin(const COMBOEX_INFO *infoPtr, LPCWSTR wstr)
243 {
244 /* Change the Text item from Unicode to ANSI if necessary for NOTIFY */
245 if (infoPtr->NtfUnicode) {
246 NMCBEDRAGBEGINW ndbw;
247
248 ndbw.iItemid = -1;
249 lstrcpynW(ndbw.szText, wstr, CBEMAXSTRLEN);
250 COMBOEX_Notify (infoPtr, CBEN_DRAGBEGINW, &ndbw.hdr);
251 } else {
252 NMCBEDRAGBEGINA ndba;
253
254 ndba.iItemid = -1;
255 WideCharToMultiByte (CP_ACP, 0, wstr, -1, ndba.szText, CBEMAXSTRLEN, 0, 0);
256
257 COMBOEX_Notify (infoPtr, CBEN_DRAGBEGINA, &ndba.hdr);
258 }
259 }
260
261
262 static void COMBOEX_FreeText (CBE_ITEMDATA *item)
263 {
264 if (is_textW(item->pszText)) Free(item->pszText);
265 item->pszText = NULL;
266 Free(item->pszTemp);
267 item->pszTemp = NULL;
268 }
269
270
271 static INT COMBOEX_GetIndex(COMBOEX_INFO const *infoPtr, CBE_ITEMDATA const *item)
272 {
273 CBE_ITEMDATA const *moving;
274 INT index;
275
276 moving = infoPtr->items;
277 index = infoPtr->nb_items - 1;
278
279 while (moving && (moving != item)) {
280 moving = moving->next;
281 index--;
282 }
283 if (!moving || (index < 0)) {
284 ERR("COMBOBOXEX item structures broken. Please report!\n");
285 return -1;
286 }
287 return index;
288 }
289
290
291 static LPCWSTR COMBOEX_GetText(const COMBOEX_INFO *infoPtr, CBE_ITEMDATA *item)
292 {
293 NMCOMBOBOXEXW nmce;
294 LPWSTR text, buf;
295 INT len;
296
297 if (item->pszText != LPSTR_TEXTCALLBACKW)
298 return item->pszText;
299
300 ZeroMemory(&nmce, sizeof(nmce));
301 nmce.ceItem.mask = CBEIF_TEXT;
302 nmce.ceItem.lParam = item->lParam;
303 nmce.ceItem.iItem = COMBOEX_GetIndex(infoPtr, item);
304 COMBOEX_NotifyItem(infoPtr, CBEN_GETDISPINFOW, &nmce);
305
306 if (is_textW(nmce.ceItem.pszText)) {
307 len = MultiByteToWideChar (CP_ACP, 0, (LPSTR)nmce.ceItem.pszText, -1, NULL, 0);
308 buf = Alloc ((len + 1)*sizeof(WCHAR));
309 if (buf)
310 MultiByteToWideChar (CP_ACP, 0, (LPSTR)nmce.ceItem.pszText, -1, buf, len);
311 if (nmce.ceItem.mask & CBEIF_DI_SETITEM) {
312 COMBOEX_FreeText(item);
313 item->pszText = buf;
314 } else {
315 Free(item->pszTemp);
316 item->pszTemp = buf;
317 }
318 text = buf;
319 } else
320 text = nmce.ceItem.pszText;
321
322 if (nmce.ceItem.mask & CBEIF_DI_SETITEM)
323 item->pszText = text;
324 return text;
325 }
326
327
328 static void COMBOEX_GetComboFontSize (const COMBOEX_INFO *infoPtr, SIZE *size)
329 {
330 static const WCHAR strA[] = { 'A', 0 };
331 HFONT nfont, ofont;
332 HDC mydc;
333
334 mydc = GetDC (0); /* why the entire screen???? */
335 nfont = (HFONT)SendMessageW (infoPtr->hwndCombo, WM_GETFONT, 0, 0);
336 ofont = SelectObject (mydc, nfont);
337 GetTextExtentPointW (mydc, strA, 1, size);
338 SelectObject (mydc, ofont);
339 ReleaseDC (0, mydc);
340 TRACE("selected font hwnd=%p, height=%d\n", nfont, size->cy);
341 }
342
343
344 static void COMBOEX_CopyItem (const CBE_ITEMDATA *item, COMBOBOXEXITEMW *cit)
345 {
346 if (cit->mask & CBEIF_TEXT) {
347 /*
348 * when given a text buffer actually use that buffer
349 */
350 if (cit->pszText) {
351 if (is_textW(item->pszText))
352 lstrcpynW(cit->pszText, item->pszText, cit->cchTextMax);
353 else
354 cit->pszText[0] = 0;
355 } else {
356 cit->pszText = item->pszText;
357 cit->cchTextMax = item->cchTextMax;
358 }
359 }
360 if (cit->mask & CBEIF_IMAGE)
361 cit->iImage = item->iImage;
362 if (cit->mask & CBEIF_SELECTEDIMAGE)
363 cit->iSelectedImage = item->iSelectedImage;
364 if (cit->mask & CBEIF_OVERLAY)
365 cit->iOverlay = item->iOverlay;
366 if (cit->mask & CBEIF_INDENT)
367 cit->iIndent = item->iIndent;
368 if (cit->mask & CBEIF_LPARAM)
369 cit->lParam = item->lParam;
370 }
371
372
373 static void COMBOEX_AdjustEditPos (const COMBOEX_INFO *infoPtr)
374 {
375 SIZE mysize;
376 INT x, y, w, h, xioff;
377 RECT rect;
378
379 if (!infoPtr->hwndEdit) return;
380
381 if (infoPtr->himl && !(infoPtr->dwExtStyle & CBES_EX_NOEDITIMAGEINDENT)) {
382 IMAGEINFO iinfo;
383 iinfo.rcImage.left = iinfo.rcImage.right = 0;
384 ImageList_GetImageInfo(infoPtr->himl, 0, &iinfo);
385 xioff = iinfo.rcImage.right - iinfo.rcImage.left + CBE_SEP;
386 } else xioff = 0;
387
388 GetClientRect (infoPtr->hwndCombo, &rect);
389 InflateRect (&rect, -2, -2);
390 InvalidateRect (infoPtr->hwndCombo, &rect, TRUE);
391
392 /* reposition the Edit control based on whether icon exists */
393 COMBOEX_GetComboFontSize (infoPtr, &mysize);
394 TRACE("Combo font x=%d, y=%d\n", mysize.cx, mysize.cy);
395 x = xioff + CBE_STARTOFFSET + 1;
396 w = rect.right-rect.left - x - GetSystemMetrics(SM_CXVSCROLL) - 1;
397 h = mysize.cy + 1;
398 y = rect.bottom - h - 1;
399
400 TRACE("Combo client (%s), setting Edit to (%d,%d)-(%d,%d)\n",
401 wine_dbgstr_rect(&rect), x, y, x + w, y + h);
402 SetWindowPos(infoPtr->hwndEdit, HWND_TOP, x, y, w, h,
403 SWP_SHOWWINDOW | SWP_NOACTIVATE | SWP_NOZORDER);
404 }
405
406
407 static void COMBOEX_ReSize (const COMBOEX_INFO *infoPtr)
408 {
409 SIZE mysize;
410 LONG cy;
411 IMAGEINFO iinfo;
412
413 COMBOEX_GetComboFontSize (infoPtr, &mysize);
414 cy = mysize.cy + CBE_EXTRA;
415 if (infoPtr->himl && ImageList_GetImageInfo(infoPtr->himl, 0, &iinfo)) {
416 cy = max (iinfo.rcImage.bottom - iinfo.rcImage.top, cy);
417 TRACE("upgraded height due to image: height=%d\n", cy);
418 }
419 SendMessageW (infoPtr->hwndSelf, CB_SETITEMHEIGHT, -1, cy);
420 if (infoPtr->hwndCombo) {
421 SendMessageW (infoPtr->hwndCombo, CB_SETITEMHEIGHT, 0, cy);
422 if ( !(infoPtr->flags & CBES_EX_NOSIZELIMIT)) {
423 RECT comboRect, ourRect;
424 GetWindowRect(infoPtr->hwndCombo, &comboRect);
425 GetWindowRect(infoPtr->hwndSelf, &ourRect);
426 if (comboRect.bottom > ourRect.bottom)
427 SetWindowPos( infoPtr->hwndSelf, 0, 0, 0, ourRect.right - ourRect.left,
428 comboRect.bottom - comboRect.top,
429 SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE | SWP_NOREDRAW );
430 }
431 }
432 }
433
434
435 static void COMBOEX_SetEditText (const COMBOEX_INFO *infoPtr, CBE_ITEMDATA *item)
436 {
437 if (!infoPtr->hwndEdit) return;
438
439 if (item->mask & CBEIF_TEXT) {
440 SendMessageW (infoPtr->hwndEdit, WM_SETTEXT, 0, (LPARAM)COMBOEX_GetText(infoPtr, item));
441 SendMessageW (infoPtr->hwndEdit, EM_SETSEL, 0, 0);
442 SendMessageW (infoPtr->hwndEdit, EM_SETSEL, 0, -1);
443 }
444 }
445
446
447 static CBE_ITEMDATA *COMBOEX_FindItem(COMBOEX_INFO *infoPtr, INT_PTR index)
448 {
449 CBE_ITEMDATA *item;
450 INT i;
451
452 if ((index >= infoPtr->nb_items) || (index < -1))
453 return NULL;
454 if (index == -1)
455 return &infoPtr->edit;
456 item = infoPtr->items;
457 i = infoPtr->nb_items - 1;
458
459 /* find the item in the list */
460 while (item && (i > index)) {
461 item = item->next;
462 i--;
463 }
464 if (!item || (i != index)) {
465 ERR("COMBOBOXEX item structures broken. Please report!\n");
466 return 0;
467 }
468 return item;
469 }
470
471 /* *** CBEM_xxx message support *** */
472
473 static UINT COMBOEX_GetListboxText(COMBOEX_INFO *infoPtr, INT_PTR n, LPWSTR buf)
474 {
475 CBE_ITEMDATA *item;
476 LPCWSTR str;
477
478 item = COMBOEX_FindItem(infoPtr, n);
479 if (!item)
480 return 0;
481
482 str = COMBOEX_GetText(infoPtr, item);
483 if (!str)
484 {
485 if (buf)
486 {
487 if (infoPtr->unicode)
488 buf[0] = 0;
489 else
490 *((LPSTR)buf) = 0;
491 }
492 return 0;
493 }
494
495 if (infoPtr->unicode)
496 {
497 if (buf)
498 lstrcpyW(buf, str);
499 return lstrlenW(str);
500 }
501 else
502 {
503 UINT r;
504 r = WideCharToMultiByte(CP_ACP, 0, str, -1, (LPSTR)buf, 0x40000000, NULL, NULL);
505 if (r) r--;
506 return r;
507 }
508 }
509
510
511 static INT COMBOEX_DeleteItem (COMBOEX_INFO *infoPtr, INT_PTR index)
512 {
513 TRACE("(index=%ld)\n", index);
514
515 /* if item number requested does not exist then return failure */
516 if ((index >= infoPtr->nb_items) || (index < 0)) return CB_ERR;
517 if (!COMBOEX_FindItem(infoPtr, index)) return CB_ERR;
518
519 /* doing this will result in WM_DELETEITEM being issued */
520 SendMessageW (infoPtr->hwndCombo, CB_DELETESTRING, index, 0);
521
522 return infoPtr->nb_items;
523 }
524
525
526 static BOOL COMBOEX_GetItemW (COMBOEX_INFO *infoPtr, COMBOBOXEXITEMW *cit)
527 {
528 INT_PTR index = cit->iItem;
529 CBE_ITEMDATA *item;
530
531 TRACE("\n");
532
533 /* if item number requested does not exist then return failure */
534 if ((index >= infoPtr->nb_items) || (index < -1)) return FALSE;
535
536 /* if the item is the edit control and there is no edit control, skip */
537 if ((index == -1) && !infoPtr->hwndEdit) return FALSE;
538
539 if (!(item = COMBOEX_FindItem(infoPtr, index))) return FALSE;
540
541 COMBOEX_CopyItem (item, cit);
542
543 return TRUE;
544 }
545
546
547 static BOOL COMBOEX_GetItemA (COMBOEX_INFO *infoPtr, COMBOBOXEXITEMA *cit)
548 {
549 COMBOBOXEXITEMW tmpcit;
550
551 TRACE("\n");
552
553 tmpcit.mask = cit->mask;
554 tmpcit.iItem = cit->iItem;
555 tmpcit.pszText = 0;
556 if(!COMBOEX_GetItemW (infoPtr, &tmpcit)) return FALSE;
557
558 if (cit->mask & CBEIF_TEXT)
559 {
560 if (is_textW(tmpcit.pszText) && cit->pszText)
561 WideCharToMultiByte(CP_ACP, 0, tmpcit.pszText, -1,
562 cit->pszText, cit->cchTextMax, NULL, NULL);
563 else if (cit->pszText) cit->pszText[0] = 0;
564 else cit->pszText = (LPSTR)tmpcit.pszText;
565 }
566
567 if (cit->mask & CBEIF_IMAGE)
568 cit->iImage = tmpcit.iImage;
569 if (cit->mask & CBEIF_SELECTEDIMAGE)
570 cit->iSelectedImage = tmpcit.iSelectedImage;
571 if (cit->mask & CBEIF_OVERLAY)
572 cit->iOverlay = tmpcit.iOverlay;
573 if (cit->mask & CBEIF_INDENT)
574 cit->iIndent = tmpcit.iIndent;
575 if (cit->mask & CBEIF_LPARAM)
576 cit->lParam = tmpcit.lParam;
577
578 return TRUE;
579 }
580
581
582 static inline BOOL COMBOEX_HasEditChanged (COMBOEX_INFO const *infoPtr)
583 {
584 return infoPtr->hwndEdit && (infoPtr->flags & WCBE_EDITHASCHANGED) == WCBE_EDITHASCHANGED;
585 }
586
587
588 static INT COMBOEX_InsertItemW (COMBOEX_INFO *infoPtr, COMBOBOXEXITEMW const *cit)
589 {
590 INT_PTR index;
591 CBE_ITEMDATA *item;
592 NMCOMBOBOXEXW nmcit;
593
594 TRACE("\n");
595
596 if (TRACE_ON(comboex)) COMBOEX_DumpInput (cit);
597
598 /* get real index of item to insert */
599 index = cit->iItem;
600 if (index == -1) index = infoPtr->nb_items;
601 if (index > infoPtr->nb_items) return -1;
602
603 /* get zero-filled space and chain it in */
604 if(!(item = Alloc (sizeof(*item)))) return -1;
605
606 /* locate position to insert new item in */
607 if (index == infoPtr->nb_items) {
608 /* fast path for iItem = -1 */
609 item->next = infoPtr->items;
610 infoPtr->items = item;
611 }
612 else {
613 INT i = infoPtr->nb_items-1;
614 CBE_ITEMDATA *moving = infoPtr->items;
615
616 while ((i > index) && moving) {
617 moving = moving->next;
618 i--;
619 }
620 if (!moving) {
621 ERR("COMBOBOXEX item structures broken. Please report!\n");
622 Free(item);
623 return -1;
624 }
625 item->next = moving->next;
626 moving->next = item;
627 }
628
629 /* fill in our hidden item structure */
630 item->mask = cit->mask;
631 if (item->mask & CBEIF_TEXT) {
632 INT len = 0;
633
634 if (is_textW(cit->pszText)) len = lstrlenW (cit->pszText);
635 if (len > 0) {
636 item->pszText = Alloc ((len + 1)*sizeof(WCHAR));
637 if (!item->pszText) {
638 Free(item);
639 return -1;
640 }
641 lstrcpyW (item->pszText, cit->pszText);
642 }
643 else if (cit->pszText == LPSTR_TEXTCALLBACKW)
644 item->pszText = LPSTR_TEXTCALLBACKW;
645 item->cchTextMax = cit->cchTextMax;
646 }
647 if (item->mask & CBEIF_IMAGE)
648 item->iImage = cit->iImage;
649 if (item->mask & CBEIF_SELECTEDIMAGE)
650 item->iSelectedImage = cit->iSelectedImage;
651 if (item->mask & CBEIF_OVERLAY)
652 item->iOverlay = cit->iOverlay;
653 if (item->mask & CBEIF_INDENT)
654 item->iIndent = cit->iIndent;
655 if (item->mask & CBEIF_LPARAM)
656 item->lParam = cit->lParam;
657 infoPtr->nb_items++;
658
659 if (TRACE_ON(comboex)) COMBOEX_DumpItem (item);
660
661 SendMessageW (infoPtr->hwndCombo, CB_INSERTSTRING, cit->iItem, (LPARAM)item);
662
663 memset (&nmcit.ceItem, 0, sizeof(nmcit.ceItem));
664 nmcit.ceItem.mask=~0;
665 COMBOEX_CopyItem (item, &nmcit.ceItem);
666 COMBOEX_NotifyItem (infoPtr, CBEN_INSERTITEM, &nmcit);
667
668 return index;
669
670 }
671
672
673 static INT COMBOEX_InsertItemA (COMBOEX_INFO *infoPtr, COMBOBOXEXITEMA const *cit)
674 {
675 COMBOBOXEXITEMW citW;
676 LPWSTR wstr = NULL;
677 INT ret;
678
679 memcpy(&citW,cit,sizeof(COMBOBOXEXITEMA));
680 if (cit->mask & CBEIF_TEXT && is_textA(cit->pszText)) {
681 INT len = MultiByteToWideChar (CP_ACP, 0, cit->pszText, -1, NULL, 0);
682 wstr = Alloc ((len + 1)*sizeof(WCHAR));
683 if (!wstr) return -1;
684 MultiByteToWideChar (CP_ACP, 0, cit->pszText, -1, wstr, len);
685 citW.pszText = wstr;
686 }
687 ret = COMBOEX_InsertItemW(infoPtr, &citW);
688
689 Free(wstr);
690
691 return ret;
692 }
693
694
695 static DWORD
696 COMBOEX_SetExtendedStyle (COMBOEX_INFO *infoPtr, DWORD mask, DWORD style)
697 {
698 DWORD dwTemp;
699
700 TRACE("(mask=x%08x, style=0x%08x)\n", mask, style);
701
702 dwTemp = infoPtr->dwExtStyle;
703
704 if (mask)
705 infoPtr->dwExtStyle = (infoPtr->dwExtStyle & ~mask) | style;
706 else
707 infoPtr->dwExtStyle = style;
708
709 /* see if we need to change the word break proc on the edit */
710 if ((infoPtr->dwExtStyle ^ dwTemp) & CBES_EX_PATHWORDBREAKPROC)
711 SetPathWordBreakProc(infoPtr->hwndEdit,
712 (infoPtr->dwExtStyle & CBES_EX_PATHWORDBREAKPROC) != 0);
713
714 /* test if the control's appearance has changed */
715 mask = CBES_EX_NOEDITIMAGE | CBES_EX_NOEDITIMAGEINDENT;
716 if ((infoPtr->dwExtStyle & mask) != (dwTemp & mask)) {
717 /* if state of EX_NOEDITIMAGE changes, invalidate all */
718 TRACE("EX_NOEDITIMAGE state changed to %d\n",
719 infoPtr->dwExtStyle & CBES_EX_NOEDITIMAGE);
720 InvalidateRect (infoPtr->hwndSelf, NULL, TRUE);
721 COMBOEX_AdjustEditPos (infoPtr);
722 if (infoPtr->hwndEdit)
723 InvalidateRect (infoPtr->hwndEdit, NULL, TRUE);
724 }
725
726 return dwTemp;
727 }
728
729
730 static HIMAGELIST COMBOEX_SetImageList (COMBOEX_INFO *infoPtr, HIMAGELIST himl)
731 {
732 HIMAGELIST himlTemp = infoPtr->himl;
733
734 TRACE("\n");
735
736 infoPtr->himl = himl;
737
738 COMBOEX_ReSize (infoPtr);
739 InvalidateRect (infoPtr->hwndCombo, NULL, TRUE);
740
741 /* reposition the Edit control based on whether icon exists */
742 COMBOEX_AdjustEditPos (infoPtr);
743 return himlTemp;
744 }
745
746 static BOOL COMBOEX_SetItemW (COMBOEX_INFO *infoPtr, const COMBOBOXEXITEMW *cit)
747 {
748 INT_PTR index = cit->iItem;
749 CBE_ITEMDATA *item;
750
751 if (TRACE_ON(comboex)) COMBOEX_DumpInput (cit);
752
753 /* if item number requested does not exist then return failure */
754 if ((index >= infoPtr->nb_items) || (index < -1)) return FALSE;
755
756 /* if the item is the edit control and there is no edit control, skip */
757 if ((index == -1) && !infoPtr->hwndEdit) return FALSE;
758
759 if (!(item = COMBOEX_FindItem(infoPtr, index))) return FALSE;
760
761 /* add/change stuff to the internal item structure */
762 item->mask |= cit->mask;
763 if (cit->mask & CBEIF_TEXT) {
764 INT len = 0;
765
766 COMBOEX_FreeText(item);
767 if (is_textW(cit->pszText)) len = lstrlenW(cit->pszText);
768 if (len > 0) {
769 item->pszText = Alloc ((len + 1)*sizeof(WCHAR));
770 if (!item->pszText) return FALSE;
771 lstrcpyW(item->pszText, cit->pszText);
772 } else if (cit->pszText == LPSTR_TEXTCALLBACKW)
773 item->pszText = LPSTR_TEXTCALLBACKW;
774 item->cchTextMax = cit->cchTextMax;
775 }
776 if (cit->mask & CBEIF_IMAGE)
777 item->iImage = cit->iImage;
778 if (cit->mask & CBEIF_SELECTEDIMAGE)
779 item->iSelectedImage = cit->iSelectedImage;
780 if (cit->mask & CBEIF_OVERLAY)
781 item->iOverlay = cit->iOverlay;
782 if (cit->mask & CBEIF_INDENT)
783 item->iIndent = cit->iIndent;
784 if (cit->mask & CBEIF_LPARAM)
785 item->lParam = cit->lParam;
786
787 if (TRACE_ON(comboex)) COMBOEX_DumpItem (item);
788
789 /* if original request was to update edit control, do some fast foot work */
790 if (cit->iItem == -1 && cit->mask & CBEIF_TEXT) {
791 COMBOEX_SetEditText (infoPtr, item);
792 RedrawWindow (infoPtr->hwndCombo, 0, 0, RDW_ERASE | RDW_INVALIDATE);
793 }
794 return TRUE;
795 }
796
797 static BOOL COMBOEX_SetItemA (COMBOEX_INFO *infoPtr, COMBOBOXEXITEMA const *cit)
798 {
799 COMBOBOXEXITEMW citW;
800 LPWSTR wstr = NULL;
801 BOOL ret;
802
803 memcpy(&citW, cit, sizeof(COMBOBOXEXITEMA));
804 if ((cit->mask & CBEIF_TEXT) && is_textA(cit->pszText)) {
805 INT len = MultiByteToWideChar (CP_ACP, 0, cit->pszText, -1, NULL, 0);
806 wstr = Alloc ((len + 1)*sizeof(WCHAR));
807 if (!wstr) return FALSE;
808 MultiByteToWideChar (CP_ACP, 0, cit->pszText, -1, wstr, len);
809 citW.pszText = wstr;
810 }
811 ret = COMBOEX_SetItemW(infoPtr, &citW);
812
813 Free(wstr);
814
815 return ret;
816 }
817
818
819 static BOOL COMBOEX_SetUnicodeFormat (COMBOEX_INFO *infoPtr, BOOL value)
820 {
821 BOOL bTemp = infoPtr->unicode;
822
823 TRACE("to %s, was %s\n", value ? "TRUE":"FALSE", bTemp ? "TRUE":"FALSE");
824
825 infoPtr->unicode = value;
826
827 return bTemp;
828 }
829
830
831 /* *** CB_xxx message support *** */
832
833 static INT
834 COMBOEX_FindStringExact (const COMBOEX_INFO *infoPtr, INT start, LPCWSTR str)
835 {
836 INT i;
837 cmp_func_t cmptext = get_cmp_func(infoPtr);
838 INT count = SendMessageW (infoPtr->hwndCombo, CB_GETCOUNT, 0, 0);
839
840 /* now search from after starting loc and wrapping back to start */
841 for(i=start+1; i<count; i++) {
842 CBE_ITEMDATA *item = get_item_data(infoPtr, i);
843 if ((LRESULT)item == CB_ERR) continue;
844 if (cmptext(COMBOEX_GetText(infoPtr, item), str) == 0) return i;
845 }
846 for(i=0; i<=start; i++) {
847 CBE_ITEMDATA *item = get_item_data(infoPtr, i);
848 if ((LRESULT)item == CB_ERR) continue;
849 if (cmptext(COMBOEX_GetText(infoPtr, item), str) == 0) return i;
850 }
851 return CB_ERR;
852 }
853
854
855 static DWORD_PTR COMBOEX_GetItemData (COMBOEX_INFO *infoPtr, INT_PTR index)
856 {
857 CBE_ITEMDATA const *item1;
858 CBE_ITEMDATA const *item2;
859 DWORD_PTR ret = 0;
860
861 item1 = get_item_data(infoPtr, index);
862 if ((item1 != NULL) && ((LRESULT)item1 != CB_ERR)) {
863 item2 = COMBOEX_FindItem (infoPtr, index);
864 if (item2 != item1) {
865 ERR("data structures damaged!\n");
866 return CB_ERR;
867 }
868 if (item1->mask & CBEIF_LPARAM) ret = item1->lParam;
869 TRACE("returning 0x%08lx\n", ret);
870 } else {
871 ret = (DWORD_PTR)item1;
872 TRACE("non-valid result from combo, returning 0x%08lx\n", ret);
873 }
874 return ret;
875 }
876
877
878 static INT COMBOEX_SetCursel (COMBOEX_INFO *infoPtr, INT_PTR index)
879 {
880 CBE_ITEMDATA *item;
881 INT sel;
882
883 if (!(item = COMBOEX_FindItem(infoPtr, index)))
884 return SendMessageW (infoPtr->hwndCombo, CB_SETCURSEL, index, 0);
885
886 TRACE("selecting item %ld text=%s\n", index, debugstr_txt(item->pszText));
887 infoPtr->selected = index;
888
889 sel = (INT)SendMessageW (infoPtr->hwndCombo, CB_SETCURSEL, index, 0);
890 COMBOEX_SetEditText (infoPtr, item);
891 return sel;
892 }
893
894
895 static DWORD_PTR COMBOEX_SetItemData (COMBOEX_INFO *infoPtr, INT_PTR index, DWORD_PTR data)
896 {
897 CBE_ITEMDATA *item1;
898 CBE_ITEMDATA const *item2;
899
900 item1 = get_item_data(infoPtr, index);
901 if ((item1 != NULL) && ((LRESULT)item1 != CB_ERR)) {
902 item2 = COMBOEX_FindItem (infoPtr, index);
903 if (item2 != item1) {
904 ERR("data structures damaged!\n");
905 return CB_ERR;
906 }
907 item1->mask |= CBEIF_LPARAM;
908 item1->lParam = data;
909 TRACE("setting lparam to 0x%08lx\n", data);
910 return 0;
911 }
912 TRACE("non-valid result from combo %p\n", item1);
913 return (DWORD_PTR)item1;
914 }
915
916
917 static INT COMBOEX_SetItemHeight (COMBOEX_INFO const *infoPtr, INT index, UINT height)
918 {
919 RECT cb_wrect, cbx_wrect, cbx_crect;
920
921 /* First, lets forward the message to the normal combo control
922 just like Windows. */
923 if (infoPtr->hwndCombo)
924 if (SendMessageW (infoPtr->hwndCombo, CB_SETITEMHEIGHT,
925 index, height) == CB_ERR) return CB_ERR;
926
927 GetWindowRect (infoPtr->hwndCombo, &cb_wrect);
928 GetWindowRect (infoPtr->hwndSelf, &cbx_wrect);
929 GetClientRect (infoPtr->hwndSelf, &cbx_crect);
930 /* the height of comboex as height of the combo + comboex border */
931 height = cb_wrect.bottom-cb_wrect.top
932 + cbx_wrect.bottom-cbx_wrect.top
933 - (cbx_crect.bottom-cbx_crect.top);
934 TRACE("EX window=(%s), client=(%s)\n",
935 wine_dbgstr_rect(&cbx_wrect), wine_dbgstr_rect(&cbx_crect));
936 TRACE("CB window=(%s), EX setting=(0,0)-(%d,%d)\n",
937 wine_dbgstr_rect(&cbx_wrect), cbx_wrect.right-cbx_wrect.left, height);
938 SetWindowPos (infoPtr->hwndSelf, HWND_TOP, 0, 0,
939 cbx_wrect.right-cbx_wrect.left, height,
940 SWP_NOACTIVATE | SWP_NOZORDER | SWP_NOMOVE);
941
942 return 0;
943 }
944
945
946 /* *** WM_xxx message support *** */
947
948
949 static LRESULT COMBOEX_Create (HWND hwnd, CREATESTRUCTA const *cs)
950 {
951 static const WCHAR NIL[] = { 0 };
952 COMBOEX_INFO *infoPtr;
953 LOGFONTW mylogfont;
954 RECT win_rect;
955 INT i;
956
957 /* allocate memory for info structure */
958 infoPtr = Alloc (sizeof(COMBOEX_INFO));
959 if (!infoPtr) return -1;
960
961 /* initialize info structure */
962 /* note that infoPtr is allocated zero-filled */
963
964 infoPtr->hwndSelf = hwnd;
965 infoPtr->selected = -1;
966
967 infoPtr->unicode = IsWindowUnicode (hwnd);
968 infoPtr->hwndNotify = cs->hwndParent;
969
970 i = SendMessageW(infoPtr->hwndNotify, WM_NOTIFYFORMAT, (WPARAM)hwnd, NF_QUERY);
971 if ((i != NFR_ANSI) && (i != NFR_UNICODE)) {
972 WARN("wrong response to WM_NOTIFYFORMAT (%d), assuming ANSI\n", i);
973 i = NFR_ANSI;
974 }
975 infoPtr->NtfUnicode = (i == NFR_UNICODE);
976
977 SetWindowLongPtrW (hwnd, 0, (DWORD_PTR)infoPtr);
978
979 if (TRACE_ON(comboex)) {
980 RECT client, rect;
981 GetWindowRect(hwnd, &rect);
982 GetClientRect(hwnd, &client);
983 TRACE("EX window=(%s), client=(%s)\n",
984 wine_dbgstr_rect(&rect), wine_dbgstr_rect(&client));
985 }
986
987 /* Native version of ComboEx creates the ComboBox with DROPDOWNLIST */
988 /* specified. It then creates its own version of the EDIT control */
989 /* and makes the ComboBox the parent. This is because a normal */
990 /* DROPDOWNLIST does not have an EDIT control, but we need one. */
991 /* We also need to place the edit control at the proper location */
992 /* (allow space for the icons). */
993
994 infoPtr->hwndCombo = CreateWindowW (WC_COMBOBOXW, NIL,
995 WS_CLIPSIBLINGS | WS_CLIPCHILDREN | WS_VSCROLL |
996 CBS_NOINTEGRALHEIGHT | CBS_DROPDOWNLIST |
997 WS_CHILD | WS_VISIBLE | CBS_OWNERDRAWFIXED |
998 GetWindowLongW (hwnd, GWL_STYLE),
999 cs->y, cs->x, cs->cx, cs->cy, hwnd,
1000 (HMENU) GetWindowLongPtrW (hwnd, GWLP_ID),
1001 (HINSTANCE)GetWindowLongPtrW (hwnd, GWLP_HINSTANCE), NULL);
1002
1003 SetWindowSubclass(infoPtr->hwndCombo, COMBOEX_ComboWndProc, COMBO_SUBCLASSID,
1004 (DWORD_PTR)hwnd);
1005 infoPtr->font = (HFONT)SendMessageW (infoPtr->hwndCombo, WM_GETFONT, 0, 0);
1006
1007 /*
1008 * Now create our own EDIT control so we can position it.
1009 * It is created only for CBS_DROPDOWN style
1010 */
1011 if ((cs->style & CBS_DROPDOWNLIST) == CBS_DROPDOWN) {
1012 infoPtr->hwndEdit = CreateWindowExW (0, WC_EDITW, NIL,
1013 WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS | ES_AUTOHSCROLL,
1014 0, 0, 0, 0, /* will set later */
1015 infoPtr->hwndCombo,
1016 (HMENU) GetWindowLongPtrW (hwnd, GWLP_ID),
1017 (HINSTANCE)GetWindowLongPtrW (hwnd, GWLP_HINSTANCE), NULL);
1018
1019 SetWindowSubclass(infoPtr->hwndEdit, COMBOEX_EditWndProc, EDIT_SUBCLASSID,
1020 (DWORD_PTR)hwnd);
1021
1022 infoPtr->font = (HFONT)SendMessageW(infoPtr->hwndCombo, WM_GETFONT, 0, 0);
1023 }
1024
1025 /*
1026 * Locate the default font if necessary and then set it in
1027 * all associated controls
1028 */
1029 if (!infoPtr->font) {
1030 SystemParametersInfoW (SPI_GETICONTITLELOGFONT, sizeof(mylogfont),
1031 &mylogfont, 0);
1032 infoPtr->font = infoPtr->defaultFont = CreateFontIndirectW (&mylogfont);
1033 }
1034 SendMessageW (infoPtr->hwndCombo, WM_SETFONT, (WPARAM)infoPtr->font, 0);
1035 if (infoPtr->hwndEdit) {
1036 SendMessageW (infoPtr->hwndEdit, WM_SETFONT, (WPARAM)infoPtr->font, 0);
1037 SendMessageW (infoPtr->hwndEdit, EM_SETMARGINS, EC_USEFONTINFO, 0);
1038 }
1039
1040 COMBOEX_ReSize (infoPtr);
1041
1042 /* Above is fairly certain, below is much less certain. */
1043
1044 GetWindowRect(hwnd, &win_rect);
1045
1046 if (TRACE_ON(comboex)) {
1047 RECT client, rect;
1048 GetClientRect(hwnd, &client);
1049 GetWindowRect(infoPtr->hwndCombo, &rect);
1050 TRACE("EX window=(%s) client=(%s) CB wnd=(%s)\n",
1051 wine_dbgstr_rect(&win_rect), wine_dbgstr_rect(&client),
1052 wine_dbgstr_rect(&rect));
1053 }
1054 SetWindowPos(infoPtr->hwndCombo, HWND_TOP, 0, 0,
1055 win_rect.right - win_rect.left, win_rect.bottom - win_rect.top,
1056 SWP_NOACTIVATE | SWP_NOREDRAW);
1057
1058 GetWindowRect(infoPtr->hwndCombo, &win_rect);
1059 TRACE("CB window=(%s)\n", wine_dbgstr_rect(&win_rect));
1060 SetWindowPos(hwnd, HWND_TOP, 0, 0,
1061 win_rect.right - win_rect.left, win_rect.bottom - win_rect.top,
1062 SWP_NOACTIVATE | SWP_NOZORDER | SWP_NOMOVE);
1063
1064 COMBOEX_AdjustEditPos (infoPtr);
1065
1066 return 0;
1067 }
1068
1069
1070 static LRESULT COMBOEX_Command (COMBOEX_INFO *infoPtr, WPARAM wParam)
1071 {
1072 LRESULT lret;
1073 INT command = HIWORD(wParam);
1074 CBE_ITEMDATA *item = 0;
1075 WCHAR wintext[520];
1076 INT cursel, n;
1077 INT_PTR oldItem;
1078 NMCBEENDEDITW cbeend;
1079 DWORD oldflags;
1080 HWND parent = infoPtr->hwndNotify;
1081
1082 TRACE("for command %d\n", command);
1083
1084 switch (command)
1085 {
1086 case CBN_DROPDOWN:
1087 SetFocus (infoPtr->hwndCombo);
1088 ShowWindow (infoPtr->hwndEdit, SW_HIDE);
1089 infoPtr->flags |= WCBE_ACTEDIT;
1090 return SendMessageW (parent, WM_COMMAND, wParam, (LPARAM)infoPtr->hwndSelf);
1091 case CBN_CLOSEUP:
1092 SendMessageW (parent, WM_COMMAND, wParam, (LPARAM)infoPtr->hwndSelf);
1093 ShowWindow (infoPtr->hwndEdit, SW_SHOW);
1094 InvalidateRect (infoPtr->hwndCombo, 0, TRUE);
1095 if (infoPtr->hwndEdit) InvalidateRect (infoPtr->hwndEdit, 0, TRUE);
1096 cursel = SendMessageW (infoPtr->hwndCombo, CB_GETCURSEL, 0, 0);
1097 if (cursel == -1) {
1098 cmp_func_t cmptext = get_cmp_func(infoPtr);
1099 /* find match from edit against those in Combobox */
1100 GetWindowTextW (infoPtr->hwndEdit, wintext, 520);
1101 n = SendMessageW (infoPtr->hwndCombo, CB_GETCOUNT, 0, 0);
1102 for (cursel = 0; cursel < n; cursel++){
1103 item = get_item_data(infoPtr, cursel);
1104 if ((INT_PTR)item == CB_ERR) break;
1105 if (!cmptext(COMBOEX_GetText(infoPtr, item), wintext)) break;
1106 }
1107 if ((cursel == n) || ((INT_PTR)item == CB_ERR)) {
1108 TRACE("failed to find match??? item=%p cursel=%d\n",
1109 item, cursel);
1110 if (infoPtr->hwndEdit) SetFocus(infoPtr->hwndEdit);
1111 return 0;
1112 }
1113 }
1114 else {
1115 item = get_item_data(infoPtr, cursel);
1116 if ((INT_PTR)item == CB_ERR) {
1117 TRACE("failed to find match??? item=%p cursel=%d\n",
1118 item, cursel);
1119 if (infoPtr->hwndEdit) SetFocus(infoPtr->hwndEdit);
1120 return 0;
1121 }
1122 }
1123
1124 /* Save flags for testing and reset them */
1125 oldflags = infoPtr->flags;
1126 infoPtr->flags &= ~(WCBE_ACTEDIT | WCBE_EDITCHG);
1127
1128 if (oldflags & WCBE_ACTEDIT) {
1129 cbeend.fChanged = (oldflags & WCBE_EDITCHG);
1130 cbeend.iNewSelection = SendMessageW (infoPtr->hwndCombo,
1131 CB_GETCURSEL, 0, 0);
1132 cbeend.iWhy = CBENF_DROPDOWN;
1133
1134 if (COMBOEX_NotifyEndEdit (infoPtr, &cbeend, COMBOEX_GetText(infoPtr, item))) return 0;
1135 }
1136
1137 /* if selection has changed the set the new current selection */
1138 cursel = SendMessageW (infoPtr->hwndCombo, CB_GETCURSEL, 0, 0);
1139 if ((oldflags & WCBE_EDITCHG) || (cursel != infoPtr->selected)) {
1140 infoPtr->selected = cursel;
1141 SendMessageW (infoPtr->hwndSelf, CB_SETCURSEL, cursel, 0);
1142 SetFocus(infoPtr->hwndCombo);
1143 }
1144 return 0;
1145
1146 case CBN_SELCHANGE:
1147 /*
1148 * CB_GETCURSEL(Combo)
1149 * CB_GETITEMDATA(Combo) < simulated by COMBOEX_FindItem
1150 * lstrlenA
1151 * WM_SETTEXT(Edit)
1152 * WM_GETTEXTLENGTH(Edit)
1153 * WM_GETTEXT(Edit)
1154 * EM_SETSEL(Edit, 0,0)
1155 * WM_GETTEXTLENGTH(Edit)
1156 * WM_GETTEXT(Edit)
1157 * EM_SETSEL(Edit, 0,len)
1158 * return WM_COMMAND to parent
1159 */
1160 oldItem = SendMessageW (infoPtr->hwndCombo, CB_GETCURSEL, 0, 0);
1161 if (!(item = COMBOEX_FindItem(infoPtr, oldItem))) {
1162 ERR("item %ld not found. Problem!\n", oldItem);
1163 break;
1164 }
1165 infoPtr->selected = oldItem;
1166 COMBOEX_SetEditText (infoPtr, item);
1167 return SendMessageW (parent, WM_COMMAND, wParam, (LPARAM)infoPtr->hwndSelf);
1168
1169 case CBN_SELENDOK:
1170 case CBN_SELENDCANCEL:
1171 /*
1172 * We have to change the handle since we are the control
1173 * issuing the message. IE4 depends on this.
1174 */
1175 return SendMessageW (parent, WM_COMMAND, wParam, (LPARAM)infoPtr->hwndSelf);
1176
1177 case CBN_KILLFOCUS:
1178 SendMessageW (parent, WM_COMMAND, wParam, (LPARAM)infoPtr->hwndSelf);
1179 if (infoPtr->flags & WCBE_ACTEDIT) {
1180 GetWindowTextW (infoPtr->hwndEdit, wintext, 260);
1181 cbeend.fChanged = (infoPtr->flags & WCBE_EDITCHG);
1182 cbeend.iNewSelection = SendMessageW (infoPtr->hwndCombo,
1183 CB_GETCURSEL, 0, 0);
1184 cbeend.iWhy = CBENF_KILLFOCUS;
1185
1186 infoPtr->flags &= ~(WCBE_ACTEDIT | WCBE_EDITCHG);
1187 if (COMBOEX_NotifyEndEdit (infoPtr, &cbeend, wintext)) return 0;
1188 }
1189 /* possible CB_GETCURSEL */
1190 InvalidateRect (infoPtr->hwndCombo, 0, 0);
1191 return 0;
1192
1193 case CBN_SETFOCUS:
1194 return SendMessageW (parent, WM_COMMAND, wParam, (LPARAM)infoPtr->hwndSelf);
1195
1196 default:
1197 /*
1198 * We have to change the handle since we are the control
1199 * issuing the message. IE4 depends on this.
1200 * We also need to set the focus back to the Edit control
1201 * after passing the command to the parent of the ComboEx.
1202 */
1203 lret = SendMessageW (parent, WM_COMMAND, wParam, (LPARAM)infoPtr->hwndSelf);
1204 if (infoPtr->hwndEdit) SetFocus(infoPtr->hwndEdit);
1205 return lret;
1206 }
1207 return 0;
1208 }
1209
1210
1211 static BOOL COMBOEX_WM_DeleteItem (COMBOEX_INFO *infoPtr, DELETEITEMSTRUCT const *dis)
1212 {
1213 CBE_ITEMDATA *item, *olditem;
1214 NMCOMBOBOXEXW nmcit;
1215 UINT i;
1216
1217 TRACE("CtlType=%08x, CtlID=%08x, itemID=%08x, hwnd=%p, data=%08lx\n",
1218 dis->CtlType, dis->CtlID, dis->itemID, dis->hwndItem, dis->itemData);
1219
1220 if (dis->itemID >= infoPtr->nb_items) return FALSE;
1221
1222 olditem = infoPtr->items;
1223 i = infoPtr->nb_items - 1;
1224
1225 if (i == dis->itemID) {
1226 infoPtr->items = infoPtr->items->next;
1227 }
1228 else {
1229 item = olditem;
1230 i--;
1231
1232 /* find the prior item in the list */
1233 while (item->next && (i > dis->itemID)) {
1234 item = item->next;
1235 i--;
1236 }
1237 if (!item->next || (i != dis->itemID)) {
1238 ERR("COMBOBOXEX item structures broken. Please report!\n");
1239 return FALSE;
1240 }
1241 olditem = item->next;
1242 item->next = item->next->next;
1243 }
1244 infoPtr->nb_items--;
1245
1246 memset (&nmcit.ceItem, 0, sizeof(nmcit.ceItem));
1247 nmcit.ceItem.mask=~0;
1248 COMBOEX_CopyItem (olditem, &nmcit.ceItem);
1249 COMBOEX_NotifyItem (infoPtr, CBEN_DELETEITEM, &nmcit);
1250
1251 COMBOEX_FreeText(olditem);
1252 Free(olditem);
1253
1254 return TRUE;
1255 }
1256
1257
1258 static LRESULT COMBOEX_DrawItem (COMBOEX_INFO *infoPtr, DRAWITEMSTRUCT const *dis)
1259 {
1260 static const WCHAR nil[] = { 0 };
1261 CBE_ITEMDATA *item = NULL;
1262 SIZE txtsize;
1263 RECT rect;
1264 LPCWSTR str = nil;
1265 UINT xbase, x, y;
1266 INT len;
1267 COLORREF nbkc, ntxc, bkc, txc;
1268 int drawimage, drawstate, xioff, selected;
1269
1270 TRACE("DRAWITEMSTRUCT: CtlType=0x%08x CtlID=0x%08x\n",
1271 dis->CtlType, dis->CtlID);
1272 TRACE("itemID=0x%08x itemAction=0x%08x itemState=0x%08x\n",
1273 dis->itemID, dis->itemAction, dis->itemState);
1274 TRACE("hWnd=%p hDC=%p (%s) itemData=0x%08lx\n",
1275 dis->hwndItem, dis->hDC, wine_dbgstr_rect(&dis->rcItem), dis->itemData);
1276
1277 /* MSDN says: */
1278 /* "itemID - Specifies the menu item identifier for a menu */
1279 /* item or the index of the item in a list box or combo box. */
1280 /* For an empty list box or combo box, this member can be -1. */
1281 /* This allows the application to draw only the focus */
1282 /* rectangle at the coordinates specified by the rcItem */
1283 /* member even though there are no items in the control. */
1284 /* This indicates to the user whether the list box or combo */
1285 /* box has the focus. How the bits are set in the itemAction */
1286 /* member determines whether the rectangle is to be drawn as */
1287 /* though the list box or combo box has the focus. */
1288 if (dis->itemID == 0xffffffff) {
1289 if ( ( (dis->itemAction & ODA_FOCUS) && (dis->itemState & ODS_SELECTED)) ||
1290 ( (dis->itemAction & (ODA_SELECT | ODA_DRAWENTIRE)) && (dis->itemState & ODS_FOCUS) ) ) {
1291
1292 TRACE("drawing item -1 special focus, rect=(%s)\n",
1293 wine_dbgstr_rect(&dis->rcItem));
1294 }
1295 else if ((dis->CtlType == ODT_COMBOBOX) &&
1296 (dis->itemAction == ODA_DRAWENTIRE)) {
1297 /* draw of edit control data */
1298
1299 if (TRACE_ON(comboex)) {
1300 RECT exrc, cbrc, edrc;
1301 GetWindowRect (infoPtr->hwndSelf, &exrc);
1302 GetWindowRect (infoPtr->hwndCombo, &cbrc);
1303 SetRect(&edrc, -1, -1, -1, -1);
1304 if (infoPtr->hwndEdit) GetWindowRect (infoPtr->hwndEdit, &edrc);
1305 TRACE("window rects ex=(%s), cb=(%s), ed=(%s)\n",
1306 wine_dbgstr_rect(&exrc), wine_dbgstr_rect(&cbrc),
1307 wine_dbgstr_rect(&edrc));
1308 }
1309 }
1310 else {
1311 ERR("NOT drawing item -1 special focus, rect=(%s), action=%08x, state=%08x\n",
1312 wine_dbgstr_rect(&dis->rcItem),
1313 dis->itemAction, dis->itemState);
1314 return 0;
1315 }
1316 }
1317
1318 /* If draw item is -1 (edit control) setup the item pointer */
1319 if (dis->itemID == 0xffffffff) {
1320 item = &infoPtr->edit;
1321
1322 if (infoPtr->hwndEdit) {
1323 /* free previous text of edit item */
1324 COMBOEX_FreeText(item);
1325 item->mask &= ~CBEIF_TEXT;
1326 if( (len = GetWindowTextLengthW(infoPtr->hwndEdit)) ) {
1327 item->mask |= CBEIF_TEXT;
1328 item->pszText = Alloc ((len + 1)*sizeof(WCHAR));
1329 if (item->pszText)
1330 GetWindowTextW(infoPtr->hwndEdit, item->pszText, len+1);
1331
1332 TRACE("edit control hwndEdit=%p, text len=%d str=%s\n",
1333 infoPtr->hwndEdit, len, debugstr_txt(item->pszText));
1334 }
1335 }
1336 }
1337
1338
1339 /* if the item pointer is not set, then get the data and locate it */
1340 if (!item) {
1341 item = get_item_data(infoPtr, dis->itemID);
1342 if (item == (CBE_ITEMDATA *)CB_ERR) {
1343 ERR("invalid item for id %d\n", dis->itemID);
1344 return 0;
1345 }
1346 }
1347
1348 if (TRACE_ON(comboex)) COMBOEX_DumpItem (item);
1349
1350 xbase = CBE_STARTOFFSET;
1351 if ((item->mask & CBEIF_INDENT) && (dis->itemState & ODS_COMBOEXLBOX)) {
1352 INT indent = item->iIndent;
1353 if (indent == I_INDENTCALLBACK) {
1354 NMCOMBOBOXEXW nmce;
1355 ZeroMemory(&nmce, sizeof(nmce));
1356 nmce.ceItem.mask = CBEIF_INDENT;
1357 nmce.ceItem.lParam = item->lParam;
1358 nmce.ceItem.iItem = dis->itemID;
1359 COMBOEX_NotifyItem(infoPtr, CBEN_GETDISPINFOW, &nmce);
1360 if (nmce.ceItem.mask & CBEIF_DI_SETITEM)
1361 item->iIndent = nmce.ceItem.iIndent;
1362 indent = nmce.ceItem.iIndent;
1363 }
1364 xbase += (indent * CBE_INDENT);
1365 }
1366
1367 drawimage = -2;
1368 drawstate = ILD_NORMAL;
1369 selected = infoPtr->selected == dis->itemID;
1370
1371 if (item->mask & CBEIF_IMAGE)
1372 drawimage = item->iImage;
1373 if (item->mask & CBEIF_SELECTEDIMAGE && selected)
1374 drawimage = item->iSelectedImage;
1375 if (dis->itemState & ODS_COMBOEXLBOX) {
1376 /* drawing listbox entry */
1377 if (dis->itemState & ODS_SELECTED)
1378 drawstate = ILD_SELECTED;
1379 } else {
1380 /* drawing combo/edit entry */
1381 if (IsWindowVisible(infoPtr->hwndEdit)) {
1382 /* if we have an edit control, the slave the
1383 * selection state to the Edit focus state
1384 */
1385 if (infoPtr->flags & WCBE_EDITFOCUSED)
1386 drawstate = ILD_SELECTED;
1387 } else
1388 /* if we don't have an edit control, use
1389 * the requested state.
1390 */
1391 if (dis->itemState & ODS_SELECTED)
1392 drawstate = ILD_SELECTED;
1393 }
1394
1395 if (infoPtr->himl && !(infoPtr->dwExtStyle & CBES_EX_NOEDITIMAGEINDENT)) {
1396 IMAGEINFO iinfo;
1397 iinfo.rcImage.left = iinfo.rcImage.right = 0;
1398 ImageList_GetImageInfo(infoPtr->himl, 0, &iinfo);
1399 xioff = iinfo.rcImage.right - iinfo.rcImage.left + CBE_SEP;
1400 } else xioff = 0;
1401
1402 /* setup pointer to text to be drawn */
1403 str = COMBOEX_GetText(infoPtr, item);
1404 if (!str) str = nil;
1405
1406 len = lstrlenW (str);
1407 GetTextExtentPoint32W (dis->hDC, str, len, &txtsize);
1408
1409 if (dis->itemAction & (ODA_SELECT | ODA_DRAWENTIRE)) {
1410 int overlay = item->iOverlay;
1411
1412 if (drawimage == I_IMAGECALLBACK) {
1413 NMCOMBOBOXEXW nmce;
1414 ZeroMemory(&nmce, sizeof(nmce));
1415 nmce.ceItem.mask = selected ? CBEIF_SELECTEDIMAGE : CBEIF_IMAGE;
1416 nmce.ceItem.lParam = item->lParam;
1417 nmce.ceItem.iItem = dis->itemID;
1418 COMBOEX_NotifyItem(infoPtr, CBEN_GETDISPINFOW, &nmce);
1419 if (!selected) {
1420 if (nmce.ceItem.mask & CBEIF_DI_SETITEM) item->iImage = nmce.ceItem.iImage;
1421 drawimage = nmce.ceItem.iImage;
1422 } else {
1423 if (nmce.ceItem.mask & CBEIF_DI_SETITEM) item->iSelectedImage = nmce.ceItem.iSelectedImage;
1424 drawimage = nmce.ceItem.iSelectedImage;
1425 }
1426 }
1427
1428 if (overlay == I_IMAGECALLBACK) {
1429 NMCOMBOBOXEXW nmce;
1430 ZeroMemory(&nmce, sizeof(nmce));
1431 nmce.ceItem.mask = CBEIF_OVERLAY;
1432 nmce.ceItem.lParam = item->lParam;
1433 nmce.ceItem.iItem = dis->itemID;
1434 COMBOEX_NotifyItem(infoPtr, CBEN_GETDISPINFOW, &nmce);
1435 if (nmce.ceItem.mask & CBEIF_DI_SETITEM)
1436 item->iOverlay = nmce.ceItem.iOverlay;
1437 overlay = nmce.ceItem.iOverlay;
1438 }
1439
1440 if (drawimage >= 0 &&
1441 !(infoPtr->dwExtStyle & (CBES_EX_NOEDITIMAGE | CBES_EX_NOEDITIMAGEINDENT))) {
1442 if (overlay > 0) ImageList_SetOverlayImage (infoPtr->himl, overlay, 1);
1443 ImageList_Draw (infoPtr->himl, drawimage, dis->hDC, xbase, dis->rcItem.top,
1444 drawstate | (overlay > 0 ? INDEXTOOVERLAYMASK(1) : 0));
1445 }
1446
1447 /* now draw the text */
1448 if (!IsWindowVisible (infoPtr->hwndEdit)) {
1449 nbkc = (dis->itemState & ODS_SELECTED) ?
1450 comctl32_color.clrHighlight : comctl32_color.clrWindow;
1451 bkc = SetBkColor (dis->hDC, nbkc);
1452 ntxc = (dis->itemState & ODS_SELECTED) ?
1453 comctl32_color.clrHighlightText : comctl32_color.clrWindowText;
1454 txc = SetTextColor (dis->hDC, ntxc);
1455 x = xbase + xioff;
1456 y = dis->rcItem.top +
1457 (dis->rcItem.bottom - dis->rcItem.top - txtsize.cy) / 2;
1458 SetRect(&rect, x, dis->rcItem.top + 1, x + txtsize.cx, dis->rcItem.bottom - 1);
1459 TRACE("drawing item %d text, rect=(%s)\n",
1460 dis->itemID, wine_dbgstr_rect(&rect));
1461 ExtTextOutW (dis->hDC, x, y, ETO_OPAQUE | ETO_CLIPPED,
1462 &rect, str, len, 0);
1463 SetBkColor (dis->hDC, bkc);
1464 SetTextColor (dis->hDC, txc);
1465 }
1466 }
1467
1468 if (dis->itemAction & ODA_FOCUS) {
1469 rect.left = xbase + xioff - 1;
1470 rect.right = rect.left + txtsize.cx + 2;
1471 rect.top = dis->rcItem.top;
1472 rect.bottom = dis->rcItem.bottom;
1473 DrawFocusRect(dis->hDC, &rect);
1474 }
1475
1476 return 0;
1477 }
1478
1479
1480 static void COMBOEX_ResetContent (COMBOEX_INFO *infoPtr)
1481 {
1482 if (infoPtr->items)
1483 {
1484 CBE_ITEMDATA *item, *next;
1485
1486 item = infoPtr->items;
1487 while (item) {
1488 next = item->next;
1489 COMBOEX_FreeText (item);
1490 Free (item);
1491 item = next;
1492 }
1493 infoPtr->items = 0;
1494 }
1495
1496 infoPtr->selected = -1;
1497 infoPtr->nb_items = 0;
1498 }
1499
1500
1501 static LRESULT COMBOEX_Destroy (COMBOEX_INFO *infoPtr)
1502 {
1503 if (infoPtr->hwndCombo)
1504 SetWindowSubclass(infoPtr->hwndCombo, COMBOEX_ComboWndProc, COMBO_SUBCLASSID, 0);
1505
1506 if (infoPtr->hwndEdit)
1507 SetWindowSubclass(infoPtr->hwndEdit, COMBOEX_EditWndProc, EDIT_SUBCLASSID, 0);
1508
1509 COMBOEX_FreeText (&infoPtr->edit);
1510 COMBOEX_ResetContent (infoPtr);
1511
1512 if (infoPtr->defaultFont)
1513 DeleteObject (infoPtr->defaultFont);
1514
1515 SetWindowLongPtrW (infoPtr->hwndSelf, 0, 0);
1516
1517 /* free comboex info data */
1518 Free (infoPtr);
1519
1520 return 0;
1521 }
1522
1523
1524 static LRESULT COMBOEX_Enable (COMBOEX_INFO *infoPtr, BOOL enable)
1525 {
1526 TRACE("hwnd=%p, enable=%s\n", infoPtr->hwndSelf, enable ? "TRUE":"FALSE");
1527
1528 if (infoPtr->hwndEdit)
1529 EnableWindow(infoPtr->hwndEdit, enable);
1530
1531 EnableWindow(infoPtr->hwndCombo, enable);
1532
1533 /* Force the control to repaint when the enabled state changes. */
1534 InvalidateRect(infoPtr->hwndSelf, NULL, TRUE);
1535
1536 return 1;
1537 }
1538
1539
1540 static LRESULT COMBOEX_MeasureItem (COMBOEX_INFO const *infoPtr, MEASUREITEMSTRUCT *mis)
1541 {
1542 static const WCHAR strW[] = { 'W', 0 };
1543 SIZE mysize;
1544 HDC hdc;
1545
1546 hdc = GetDC (0);
1547 GetTextExtentPointW (hdc, strW, 1, &mysize);
1548 ReleaseDC (0, hdc);
1549 mis->itemHeight = mysize.cy + CBE_EXTRA;
1550
1551 TRACE("adjusted height hwnd=%p, height=%d\n",
1552 infoPtr->hwndSelf, mis->itemHeight);
1553
1554 return 0;
1555 }
1556
1557
1558 static LRESULT COMBOEX_NCCreate (HWND hwnd)
1559 {
1560 /* WARNING: The COMBOEX_INFO structure is not yet created */
1561 DWORD oldstyle, newstyle;
1562
1563 oldstyle = (DWORD)GetWindowLongW (hwnd, GWL_STYLE);
1564 newstyle = oldstyle & ~(WS_VSCROLL | WS_HSCROLL | WS_BORDER);
1565 if (newstyle != oldstyle) {
1566 TRACE("req style %08x, resetting style %08x\n",
1567 oldstyle, newstyle);
1568 SetWindowLongW (hwnd, GWL_STYLE, newstyle);
1569 }
1570 return 1;
1571 }
1572
1573
1574 static LRESULT COMBOEX_NotifyFormat (COMBOEX_INFO *infoPtr, LPARAM lParam)
1575 {
1576 if (lParam == NF_REQUERY) {
1577 INT i = SendMessageW(infoPtr->hwndNotify,
1578 WM_NOTIFYFORMAT, (WPARAM)infoPtr->hwndSelf, NF_QUERY);
1579 infoPtr->NtfUnicode = (i == NFR_UNICODE);
1580 }
1581 return infoPtr->NtfUnicode ? NFR_UNICODE : NFR_ANSI;
1582 }
1583
1584
1585 static LRESULT COMBOEX_Size (COMBOEX_INFO *infoPtr, INT width, INT height)
1586 {
1587 TRACE("(width=%d, height=%d)\n", width, height);
1588
1589 MoveWindow (infoPtr->hwndCombo, 0, 0, width, height, TRUE);
1590
1591 COMBOEX_AdjustEditPos (infoPtr);
1592
1593 return 0;
1594 }
1595
1596 static LRESULT COMBOEX_SetFont( COMBOEX_INFO *infoPtr, HFONT font, BOOL redraw )
1597 {
1598 infoPtr->font = font;
1599 SendMessageW( infoPtr->hwndCombo, WM_SETFONT, (WPARAM)font, 0 );
1600 if (infoPtr->hwndEdit) SendMessageW( infoPtr->hwndEdit, WM_SETFONT, (WPARAM)font, 0 );
1601 COMBOEX_ReSize( infoPtr );
1602 if (redraw) InvalidateRect( infoPtr->hwndCombo, NULL, TRUE );
1603 return 0;
1604 }
1605
1606 static LRESULT COMBOEX_SetRedraw(const COMBOEX_INFO *infoPtr, WPARAM wParam, LPARAM lParam)
1607 {
1608 LRESULT ret = DefWindowProcW( infoPtr->hwndSelf, WM_SETREDRAW, wParam, lParam );
1609 if (wParam) RedrawWindow( infoPtr->hwndSelf, NULL, 0, RDW_INVALIDATE|RDW_ERASE|RDW_ALLCHILDREN );
1610 return ret;
1611 }
1612
1613
1614 static LRESULT COMBOEX_WindowPosChanging (const COMBOEX_INFO *infoPtr, WINDOWPOS *wp)
1615 {
1616 RECT cbx_wrect, cbx_crect, cb_wrect;
1617 INT width, height;
1618
1619 GetWindowRect (infoPtr->hwndSelf, &cbx_wrect);
1620 GetClientRect (infoPtr->hwndSelf, &cbx_crect);
1621 GetWindowRect (infoPtr->hwndCombo, &cb_wrect);
1622
1623 /* width is winpos value + border width of comboex */
1624 width = wp->cx
1625 + (cbx_wrect.right-cbx_wrect.left)
1626 - (cbx_crect.right-cbx_crect.left);
1627
1628 TRACE("winpos=(%d,%d %dx%d) flags=0x%08x\n",
1629 wp->x, wp->y, wp->cx, wp->cy, wp->flags);
1630 TRACE("EX window=(%s), client=(%s)\n",
1631 wine_dbgstr_rect(&cbx_wrect), wine_dbgstr_rect(&cbx_crect));
1632 TRACE("CB window=(%s), EX setting=(0,0)-(%d,%d)\n",
1633 wine_dbgstr_rect(&cbx_wrect), width, cb_wrect.bottom-cb_wrect.top);
1634
1635 if (width) SetWindowPos (infoPtr->hwndCombo, HWND_TOP, 0, 0,
1636 width,
1637 cb_wrect.bottom-cb_wrect.top,
1638 SWP_NOACTIVATE);
1639
1640 GetWindowRect (infoPtr->hwndCombo, &cb_wrect);
1641
1642 /* height is combo window height plus border width of comboex */
1643 height = (cb_wrect.bottom-cb_wrect.top)
1644 + (cbx_wrect.bottom-cbx_wrect.top)
1645 - (cbx_crect.bottom-cbx_crect.top);
1646 wp->cy = height;
1647 if (infoPtr->hwndEdit) {
1648 COMBOEX_AdjustEditPos (infoPtr);
1649 InvalidateRect (infoPtr->hwndCombo, 0, TRUE);
1650 }
1651
1652 return 0;
1653 }
1654
1655 static LRESULT CALLBACK
1656 COMBOEX_EditWndProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam,
1657 UINT_PTR uId, DWORD_PTR ref_data)
1658 {
1659 COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr ((HWND)ref_data);
1660 NMCBEENDEDITW cbeend;
1661 WCHAR edit_text[260];
1662 COLORREF obkc;
1663 HDC hDC;
1664 RECT rect;
1665 LRESULT lret;
1666
1667 TRACE("hwnd=%p msg=%x wparam=%lx lParam=%lx, info_ptr=%p\n",
1668 hwnd, uMsg, wParam, lParam, infoPtr);
1669
1670 if (uMsg == WM_NCDESTROY)
1671 RemoveWindowSubclass(hwnd, COMBOEX_EditWndProc, EDIT_SUBCLASSID);
1672
1673 if (!infoPtr)
1674 return DefSubclassProc(hwnd, uMsg, wParam, lParam);
1675
1676 switch (uMsg)
1677 {
1678
1679 case WM_CHAR:
1680 /* handle (ignore) the return character */
1681 if (wParam == VK_RETURN) return 0;
1682 /* all other characters pass into the real Edit */
1683 return DefSubclassProc(hwnd, uMsg, wParam, lParam);
1684
1685 case WM_ERASEBKGND:
1686 hDC = (HDC) wParam;
1687 obkc = SetBkColor (hDC, comctl32_color.clrWindow);
1688 GetClientRect (hwnd, &rect);
1689 TRACE("erasing (%s)\n", wine_dbgstr_rect(&rect));
1690 ExtTextOutW (hDC, 0, 0, ETO_OPAQUE, &rect, 0, 0, 0);
1691 SetBkColor (hDC, obkc);
1692 return DefSubclassProc(hwnd, uMsg, wParam, lParam);
1693
1694 case WM_KEYDOWN: {
1695 INT_PTR oldItem, selected;
1696 CBE_ITEMDATA *item;
1697
1698 switch ((INT)wParam)
1699 {
1700 case VK_ESCAPE:
1701 TRACE("special code for VK_ESCAPE\n");
1702
1703 GetWindowTextW (infoPtr->hwndEdit, edit_text, 260);
1704
1705 infoPtr->flags &= ~(WCBE_ACTEDIT | WCBE_EDITCHG);
1706 cbeend.fChanged = FALSE;
1707 cbeend.iNewSelection = SendMessageW (infoPtr->hwndCombo,
1708 CB_GETCURSEL, 0, 0);
1709 cbeend.iWhy = CBENF_ESCAPE;
1710
1711 if (COMBOEX_NotifyEndEdit (infoPtr, &cbeend, edit_text)) return 0;
1712 oldItem = SendMessageW (infoPtr->hwndCombo, CB_GETCURSEL, 0, 0);
1713 InvalidateRect (infoPtr->hwndCombo, 0, 0);
1714 if (!(item = COMBOEX_FindItem(infoPtr, oldItem))) {
1715 ERR("item %ld not found. Problem!\n", oldItem);
1716 break;
1717 }
1718 infoPtr->selected = oldItem;
1719 COMBOEX_SetEditText (infoPtr, item);
1720 RedrawWindow (infoPtr->hwndCombo, 0, 0, RDW_ERASE |
1721 RDW_INVALIDATE);
1722 break;
1723
1724 case VK_RETURN:
1725 TRACE("special code for VK_RETURN\n");
1726
1727 GetWindowTextW (infoPtr->hwndEdit, edit_text, 260);
1728
1729 infoPtr->flags &= ~(WCBE_ACTEDIT | WCBE_EDITCHG);
1730 selected = SendMessageW (infoPtr->hwndCombo,
1731 CB_GETCURSEL, 0, 0);
1732
1733 if (selected != -1) {
1734 cmp_func_t cmptext = get_cmp_func(infoPtr);
1735 item = COMBOEX_FindItem (infoPtr, selected);
1736 TRACE("handling VK_RETURN, selected = %ld, selected_text=%s\n",
1737 selected, debugstr_txt(item->pszText));
1738 TRACE("handling VK_RETURN, edittext=%s\n",
1739 debugstr_w(edit_text));
1740 if (cmptext (COMBOEX_GetText(infoPtr, item), edit_text)) {
1741 /* strings not equal -- indicate edit has changed */
1742 selected = -1;
1743 }
1744 }
1745
1746 cbeend.iNewSelection = selected;
1747 cbeend.fChanged = TRUE;
1748 cbeend.iWhy = CBENF_RETURN;
1749 if (COMBOEX_NotifyEndEdit (infoPtr, &cbeend, edit_text)) {
1750 /* abort the change, restore previous */
1751 TRACE("Notify requested abort of change\n");
1752 COMBOEX_SetEditText (infoPtr, &infoPtr->edit);
1753 RedrawWindow (infoPtr->hwndCombo, 0, 0, RDW_ERASE |
1754 RDW_INVALIDATE);
1755 return 0;
1756 }
1757 oldItem = SendMessageW (infoPtr->hwndCombo,CB_GETCURSEL, 0, 0);
1758 if (oldItem != -1) {
1759 /* if something is selected, then deselect it */
1760 SendMessageW (infoPtr->hwndCombo, CB_SETCURSEL, -1, 0);
1761 }
1762 InvalidateRect (infoPtr->hwndCombo, 0, 0);
1763 SetFocus(infoPtr->hwndEdit);
1764 break;
1765
1766 case VK_UP:
1767 case VK_DOWN:
1768 {
1769 INT step = wParam == VK_DOWN ? 1 : -1;
1770
1771 oldItem = SendMessageW (infoPtr->hwndSelf, CB_GETCURSEL, 0, 0);
1772 if (oldItem >= 0 && oldItem + step >= 0)
1773 SendMessageW (infoPtr->hwndSelf, CB_SETCURSEL, oldItem + step, 0);
1774 return 0;
1775 }
1776 default:
1777 return DefSubclassProc(hwnd, uMsg, wParam, lParam);
1778 }
1779 return 0;
1780 }
1781
1782 case WM_SETFOCUS:
1783 /* remember the focus to set state of icon */
1784 lret = DefSubclassProc(hwnd, uMsg, wParam, lParam);
1785 infoPtr->flags |= WCBE_EDITFOCUSED;
1786 return lret;
1787
1788 case WM_KILLFOCUS:
1789 /*
1790 * do NOTIFY CBEN_ENDEDIT with CBENF_KILLFOCUS
1791 */
1792 infoPtr->flags &= ~WCBE_EDITFOCUSED;
1793 if (infoPtr->flags & WCBE_ACTEDIT) {
1794 infoPtr->flags &= ~(WCBE_ACTEDIT | WCBE_EDITCHG);
1795
1796 GetWindowTextW (infoPtr->hwndEdit, edit_text, 260);
1797 cbeend.fChanged = FALSE;
1798 cbeend.iNewSelection = SendMessageW (infoPtr->hwndCombo,
1799 CB_GETCURSEL, 0, 0);
1800 cbeend.iWhy = CBENF_KILLFOCUS;
1801
1802 COMBOEX_NotifyEndEdit (infoPtr, &cbeend, edit_text);
1803 }
1804 /* fall through */
1805
1806 default:
1807 return DefSubclassProc(hwnd, uMsg, wParam, lParam);
1808 }
1809 }
1810
1811
1812 static LRESULT CALLBACK
1813 COMBOEX_ComboWndProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam,
1814 UINT_PTR uId, DWORD_PTR ref_data)
1815 {
1816 COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr ((HWND)ref_data);
1817 NMCBEENDEDITW cbeend;
1818 NMMOUSE nmmse;
1819 COLORREF obkc;
1820 HDC hDC;
1821 HWND focusedhwnd;
1822 RECT rect;
1823 POINT pt;
1824 WCHAR edit_text[260];
1825
1826 TRACE("hwnd=%p msg=%x wparam=%lx lParam=%lx, info_ptr=%p\n",
1827 hwnd, uMsg, wParam, lParam, infoPtr);
1828
1829 if (uMsg == WM_NCDESTROY)
1830 RemoveWindowSubclass(hwnd, COMBOEX_ComboWndProc, COMBO_SUBCLASSID);
1831
1832 if (!infoPtr)
1833 return DefSubclassProc(hwnd, uMsg, wParam, lParam);
1834
1835 switch (uMsg)
1836 {
1837 case WM_DRAWITEM:
1838 /*
1839 * The only way this message should come is from the
1840 * child Listbox issuing the message. Flag this so
1841 * that ComboEx knows this is listbox.
1842 */
1843 ((DRAWITEMSTRUCT *)lParam)->itemState |= ODS_COMBOEXLBOX;
1844 break;
1845
1846 case WM_ERASEBKGND:
1847 hDC = (HDC) wParam;
1848 obkc = SetBkColor (hDC, comctl32_color.clrWindow);
1849 GetClientRect (hwnd, &rect);
1850 TRACE("erasing (%s)\n", wine_dbgstr_rect(&rect));
1851 ExtTextOutW (hDC, 0, 0, ETO_OPAQUE, &rect, 0, 0, 0);
1852 SetBkColor (hDC, obkc);
1853 break;
1854
1855 case WM_SETCURSOR:
1856 /*
1857 * WM_NOTIFY to comboex parent (rebar)
1858 * with NM_SETCURSOR with extra words of 0,0,0,0,0x02010001
1859 * CallWindowProc (previous)
1860 */
1861 nmmse.dwItemSpec = 0;
1862 nmmse.dwItemData = 0;
1863 nmmse.pt.x = 0;
1864 nmmse.pt.y = 0;
1865 nmmse.dwHitInfo = lParam;
1866 COMBOEX_Notify (infoPtr, NM_SETCURSOR, (NMHDR *)&nmmse);
1867 break;
1868
1869 case WM_LBUTTONDOWN:
1870 GetClientRect (hwnd, &rect);
1871 rect.bottom = rect.top + SendMessageW(infoPtr->hwndSelf,
1872 CB_GETITEMHEIGHT, -1, 0);
1873 rect.left = rect.right - GetSystemMetrics(SM_CXVSCROLL);
1874 pt.x = (short)LOWORD(lParam);
1875 pt.y = (short)HIWORD(lParam);
1876 if (PtInRect(&rect, pt))
1877 break;
1878
1879 infoPtr->flags |= WCBE_MOUSECAPTURED;
1880 SetCapture(hwnd);
1881 return 0;
1882
1883 case WM_LBUTTONUP:
1884 if (!(infoPtr->flags & WCBE_MOUSECAPTURED))
1885 break;
1886
1887 ReleaseCapture();
1888 infoPtr->flags &= ~WCBE_MOUSECAPTURED;
1889 if (infoPtr->flags & WCBE_MOUSEDRAGGED) {
1890 infoPtr->flags &= ~WCBE_MOUSEDRAGGED;
1891 } else {
1892 SendMessageW(hwnd, CB_SHOWDROPDOWN, TRUE, 0);
1893 }
1894 return 0;
1895
1896 case WM_MOUSEMOVE:
1897 if ( (infoPtr->flags & WCBE_MOUSECAPTURED) &&
1898 !(infoPtr->flags & WCBE_MOUSEDRAGGED)) {
1899 GetWindowTextW (infoPtr->hwndEdit, edit_text, 260);
1900 COMBOEX_NotifyDragBegin(infoPtr, edit_text);
1901 infoPtr->flags |= WCBE_MOUSEDRAGGED;
1902 }
1903 break;
1904
1905 case WM_COMMAND:
1906 switch (HIWORD(wParam)) {
1907
1908 case EN_UPDATE:
1909 /* traces show that COMBOEX does not issue CBN_EDITUPDATE
1910 * on the EN_UPDATE
1911 */
1912 return 0;
1913
1914 case EN_KILLFOCUS:
1915 focusedhwnd = GetFocus();
1916 if (infoPtr->flags & WCBE_ACTEDIT) {
1917 GetWindowTextW (infoPtr->hwndEdit, edit_text, 260);
1918 cbeend.fChanged = (infoPtr->flags & WCBE_EDITCHG);
1919 cbeend.iNewSelection = SendMessageW (infoPtr->hwndCombo,
1920 CB_GETCURSEL, 0, 0);
1921 cbeend.iWhy = CBENF_KILLFOCUS;
1922
1923 infoPtr->flags &= ~(WCBE_ACTEDIT | WCBE_EDITCHG);
1924 if (COMBOEX_NotifyEndEdit (infoPtr, &cbeend, edit_text)) return 0;
1925 }
1926 /* possible CB_GETCURSEL */
1927 InvalidateRect (infoPtr->hwndCombo, 0, 0);
1928 if (focusedhwnd)
1929 SendMessageW (infoPtr->hwndCombo, WM_KILLFOCUS,
1930 (WPARAM)focusedhwnd, 0);
1931 return 0;
1932
1933 case EN_SETFOCUS: {
1934 NMHDR hdr;
1935
1936 SendMessageW (infoPtr->hwndEdit, EM_SETSEL, 0, 0);
1937 SendMessageW (infoPtr->hwndEdit, EM_SETSEL, 0, -1);
1938 COMBOEX_Notify (infoPtr, CBEN_BEGINEDIT, &hdr);
1939 infoPtr->flags |= WCBE_ACTEDIT;
1940 infoPtr->flags &= ~WCBE_EDITCHG; /* no change yet */
1941 return 0;
1942 }
1943
1944 case EN_CHANGE: {
1945 LPCWSTR lastwrk;
1946 cmp_func_t cmptext = get_cmp_func(infoPtr);
1947
1948 INT_PTR selected = SendMessageW (infoPtr->hwndCombo,
1949 CB_GETCURSEL, 0, 0);
1950
1951 /* lstrlenW( lastworkingURL ) */
1952
1953 GetWindowTextW (infoPtr->hwndEdit, edit_text, 260);
1954 if (selected == -1) {
1955 lastwrk = infoPtr->edit.pszText;
1956 }
1957 else {
1958 CBE_ITEMDATA *item = COMBOEX_FindItem (infoPtr, selected);
1959 lastwrk = COMBOEX_GetText(infoPtr, item);
1960 }
1961
1962 TRACE("handling EN_CHANGE, selected = %ld, selected_text=%s\n",
1963 selected, debugstr_w(lastwrk));
1964 TRACE("handling EN_CHANGE, edittext=%s\n",
1965 debugstr_w(edit_text));
1966
1967 /* cmptext is between lastworkingURL and GetWindowText */
1968 if (cmptext (lastwrk, edit_text)) {
1969 /* strings not equal -- indicate edit has changed */
1970 infoPtr->flags |= WCBE_EDITCHG;
1971 }
1972 SendMessageW ( infoPtr->hwndNotify, WM_COMMAND,
1973 MAKEWPARAM(GetDlgCtrlID (infoPtr->hwndSelf),
1974 CBN_EDITCHANGE),
1975 (LPARAM)infoPtr->hwndSelf);
1976 return 0;
1977 }
1978
1979 case LBN_SELCHANGE:
1980 default:
1981 break;
1982 }/* fall through */
1983 default:
1984 ;
1985 }
1986
1987 return DefSubclassProc(hwnd, uMsg, wParam, lParam);
1988 }
1989
1990
1991 static LRESULT WINAPI
1992 COMBOEX_WindowProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
1993 {
1994 COMBOEX_INFO *infoPtr = COMBOEX_GetInfoPtr (hwnd);
1995
1996 TRACE("hwnd=%p msg=%x wparam=%lx lParam=%lx\n", hwnd, uMsg, wParam, lParam);
1997
1998 if (!infoPtr) {
1999 if (uMsg == WM_CREATE)
2000 return COMBOEX_Create (hwnd, (LPCREATESTRUCTA)lParam);
2001 if (uMsg == WM_NCCREATE)
2002 COMBOEX_NCCreate (hwnd);
2003 return DefWindowProcW (hwnd, uMsg, wParam, lParam);
2004 }
2005
2006 switch (uMsg)
2007 {
2008 case CBEM_DELETEITEM:
2009 return COMBOEX_DeleteItem (infoPtr, wParam);
2010
2011 case CBEM_GETCOMBOCONTROL:
2012 return (LRESULT)infoPtr->hwndCombo;
2013
2014 case CBEM_GETEDITCONTROL:
2015 return (LRESULT)infoPtr->hwndEdit;
2016
2017 case CBEM_GETEXTENDEDSTYLE:
2018 return infoPtr->dwExtStyle;
2019
2020 case CBEM_GETIMAGELIST:
2021 return (LRESULT)infoPtr->himl;
2022
2023 case CBEM_GETITEMA:
2024 return (LRESULT)COMBOEX_GetItemA (infoPtr, (COMBOBOXEXITEMA *)lParam);
2025
2026 case CBEM_GETITEMW:
2027 return (LRESULT)COMBOEX_GetItemW (infoPtr, (COMBOBOXEXITEMW *)lParam);
2028
2029 case CBEM_GETUNICODEFORMAT:
2030 return infoPtr->unicode;
2031
2032 case CBEM_HASEDITCHANGED:
2033 return COMBOEX_HasEditChanged (infoPtr);
2034
2035 case CBEM_INSERTITEMA:
2036 return COMBOEX_InsertItemA (infoPtr, (COMBOBOXEXITEMA *)lParam);
2037
2038 case CBEM_INSERTITEMW:
2039 return COMBOEX_InsertItemW (infoPtr, (COMBOBOXEXITEMW *)lParam);
2040
2041 case CBEM_SETEXSTYLE:
2042 case CBEM_SETEXTENDEDSTYLE:
2043 return COMBOEX_SetExtendedStyle (infoPtr, (DWORD)wParam, (DWORD)lParam);
2044
2045 case CBEM_SETIMAGELIST:
2046 return (LRESULT)COMBOEX_SetImageList (infoPtr, (HIMAGELIST)lParam);
2047
2048 case CBEM_SETITEMA:
2049 return COMBOEX_SetItemA (infoPtr, (COMBOBOXEXITEMA *)lParam);
2050
2051 case CBEM_SETITEMW:
2052 return COMBOEX_SetItemW (infoPtr, (COMBOBOXEXITEMW *)lParam);
2053
2054 case CBEM_SETUNICODEFORMAT:
2055 return COMBOEX_SetUnicodeFormat (infoPtr, wParam);
2056
2057 /*case CBEM_SETWINDOWTHEME:
2058 FIXME("CBEM_SETWINDOWTHEME: stub\n");*/
2059
2060 case WM_SETTEXT:
2061 case WM_GETTEXT:
2062 case WM_GETTEXTLENGTH:
2063 return SendMessageW(infoPtr->hwndEdit, uMsg, wParam, lParam);
2064
2065 case CB_GETLBTEXT:
2066 return COMBOEX_GetListboxText(infoPtr, wParam, (LPWSTR)lParam);
2067
2068 case CB_GETLBTEXTLEN:
2069 return COMBOEX_GetListboxText(infoPtr, wParam, NULL);
2070
2071 case CB_RESETCONTENT:
2072 COMBOEX_ResetContent(infoPtr);
2073 /* fall through */
2074
2075 /* Combo messages we are not sure if we need to process or just forward */
2076 case CB_GETDROPPEDCONTROLRECT:
2077 case CB_GETITEMHEIGHT:
2078 case CB_GETEXTENDEDUI:
2079 case CB_LIMITTEXT:
2080 case CB_SELECTSTRING:
2081
2082 /* Combo messages OK to just forward to the regular COMBO */
2083 case CB_GETCOUNT:
2084 case CB_GETCURSEL:
2085 case CB_GETDROPPEDSTATE:
2086 case CB_SETDROPPEDWIDTH:
2087 case CB_SETEXTENDEDUI:
2088 case CB_SHOWDROPDOWN:
2089 return SendMessageW (infoPtr->hwndCombo, uMsg, wParam, lParam);
2090
2091 /* Combo messages we need to process specially */
2092 case CB_FINDSTRINGEXACT:
2093 return COMBOEX_FindStringExact (infoPtr, (INT)wParam, (LPCWSTR)lParam);
2094
2095 case CB_GETITEMDATA:
2096 return COMBOEX_GetItemData (infoPtr, (INT)wParam);
2097
2098 case CB_SETCURSEL:
2099 return COMBOEX_SetCursel (infoPtr, (INT)wParam);
2100
2101 case CB_SETITEMDATA:
2102 return COMBOEX_SetItemData (infoPtr, (INT)wParam, (DWORD_PTR)lParam);
2103
2104 case CB_SETITEMHEIGHT:
2105 return COMBOEX_SetItemHeight (infoPtr, (INT)wParam, (UINT)lParam);
2106
2107
2108
2109 /* Window messages passed to parent */
2110 case WM_COMMAND:
2111 return COMBOEX_Command (infoPtr, wParam);
2112
2113 case WM_NOTIFY:
2114 if (infoPtr->NtfUnicode)
2115 return SendMessageW (infoPtr->hwndNotify, uMsg, wParam, lParam);
2116 else
2117 return SendMessageA (infoPtr->hwndNotify, uMsg, wParam, lParam);
2118
2119
2120 /* Window messages we need to process */
2121 case WM_DELETEITEM:
2122 return COMBOEX_WM_DeleteItem (infoPtr, (DELETEITEMSTRUCT *)lParam);
2123
2124 case WM_DRAWITEM:
2125 return COMBOEX_DrawItem (infoPtr, (DRAWITEMSTRUCT *)lParam);
2126
2127 case WM_DESTROY:
2128 return COMBOEX_Destroy (infoPtr);
2129
2130 case WM_ENABLE:
2131 return COMBOEX_Enable (infoPtr, (BOOL)wParam);
2132
2133 case WM_MEASUREITEM:
2134 return COMBOEX_MeasureItem (infoPtr, (MEASUREITEMSTRUCT *)lParam);
2135
2136 case WM_NOTIFYFORMAT:
2137 return COMBOEX_NotifyFormat (infoPtr, lParam);
2138
2139 case WM_SIZE:
2140 return COMBOEX_Size (infoPtr, LOWORD(lParam), HIWORD(lParam));
2141
2142 case WM_GETFONT:
2143 return (LRESULT)infoPtr->font;
2144
2145 case WM_SETFONT:
2146 return COMBOEX_SetFont( infoPtr, (HFONT)wParam, LOWORD(lParam) != 0 );
2147
2148 case WM_SETREDRAW:
2149 return COMBOEX_SetRedraw(infoPtr, wParam, lParam);
2150
2151 case WM_WINDOWPOSCHANGING:
2152 return COMBOEX_WindowPosChanging (infoPtr, (WINDOWPOS *)lParam);
2153
2154 case WM_SETFOCUS:
2155 if (infoPtr->hwndEdit) SetFocus( infoPtr->hwndEdit );
2156 else SetFocus( infoPtr->hwndCombo );
2157 return 0;
2158
2159 case WM_SYSCOLORCHANGE:
2160 COMCTL32_RefreshSysColors();
2161 return 0;
2162
2163 default:
2164 if ((uMsg >= WM_USER) && (uMsg < WM_APP) && !COMCTL32_IsReflectedMessage(uMsg))
2165 ERR("unknown msg %04x wp=%08lx lp=%08lx\n",uMsg,wParam,lParam);
2166 return DefWindowProcW (hwnd, uMsg, wParam, lParam);
2167 }
2168 }
2169
2170
2171 void COMBOEX_Register (void)
2172 {
2173 WNDCLASSW wndClass;
2174
2175 ZeroMemory (&wndClass, sizeof(WNDCLASSW));
2176 wndClass.style = CS_GLOBALCLASS;
2177 wndClass.lpfnWndProc = COMBOEX_WindowProc;
2178 wndClass.cbClsExtra = 0;
2179 wndClass.cbWndExtra = sizeof(COMBOEX_INFO *);
2180 wndClass.hCursor = LoadCursorW (0, (LPWSTR)IDC_ARROW);
2181 wndClass.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
2182 wndClass.lpszClassName = WC_COMBOBOXEXW;
2183
2184 RegisterClassW (&wndClass);
2185 }
2186
2187
2188 void COMBOEX_Unregister (void)
2189 {
2190 UnregisterClassW (WC_COMBOBOXEXW, NULL);
2191 }
Windows API implementation