source: trunk/src/comctl32/header.c@ 1125

Last change on this file since 1125 was 1125, checked in by cbratschi, 26 years ago

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File size: 51.3 KB
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1/* $Id: header.c,v 1.12 1999-10-04 16:02:07 cbratschi Exp $ */
2/*
3 * Header control
4 *
5 * Copyright 1998 Eric Kohl
6 * Copyright 1999 Achim Hasenmueller
7 * Copyright 1999 Christoph Bratschi
8 *
9 * TODO:
10 * - Imagelist support (partially).
11 * - Callback items (under construction).
12 * - Order list support.
13 * - Control specific cursors (over dividers).
14 * - Hottrack support (partially).
15 * - Custom draw support (including Notifications).
16 * - Drag and Drop support (including Notifications).
17 * - Unicode support.
18 *
19 *
20 * Status: Development in progress, a lot to do :)
21 * Version: 5.00 (target)
22 */
23
24#include <string.h>
25
26#include "winbase.h"
27#include "commctrl.h"
28#include "header.h"
29#include "comctl32.h"
30
31
32#define __HDM_LAYOUT_HACK__
33
34
35#define VERT_BORDER 4
36#define DIVIDER_WIDTH 10
37#define MIN_ITEMWIDTH 0
38#define ITEM_FRAMESIZE 2
39#define TEXT_MARGIN 3
40
41#define HEADER_GetInfoPtr(hwnd) ((HEADER_INFO *)GetWindowLongA(hwnd,0))
42
43static VOID
44HEADER_DrawItemImage(HWND hwnd,HDC hdc,HEADER_INFO* infoPtr,HEADER_ITEM* phdi,RECT* r,INT iItem)
45{
46 if (phdi->fmt & HDF_IMAGE)
47 {
48 INT iImage;
49 IMAGEINFO info;
50 INT x,y,cx,cy,w,h,rx,ry;
51
52 if (phdi->iImage == I_IMAGECALLBACK)
53 {
54 if (IsWindowUnicode(GetParent(hwnd)))
55 {
56 NMHDDISPINFOW nmhdr;
57
58 nmhdr.hdr.hwndFrom = hwnd;
59 nmhdr.hdr.idFrom = GetWindowLongW(hwnd,GWL_ID);
60 nmhdr.hdr.code = HDN_GETDISPINFOW;
61 nmhdr.iItem = iItem;
62 nmhdr.mask = HDI_IMAGE;
63 nmhdr.iImage = 0;
64 nmhdr.lParam = phdi->lParam;
65
66 SendMessageW(GetParent(hwnd),WM_NOTIFY,(WPARAM)nmhdr.hdr.idFrom,(LPARAM)&nmhdr);
67
68 iImage = nmhdr.iImage;
69 if (nmhdr.mask & HDI_DI_SETITEM) phdi->iImage = iImage;
70 } else
71 {
72 NMHDDISPINFOA nmhdr;
73
74 nmhdr.hdr.hwndFrom = hwnd;
75 nmhdr.hdr.idFrom = GetWindowLongA(hwnd,GWL_ID);
76 nmhdr.hdr.code = HDN_GETDISPINFOA;
77 nmhdr.iItem = iItem;
78 nmhdr.mask = HDI_IMAGE;
79 nmhdr.iImage = 0;
80 nmhdr.lParam = phdi->lParam;
81
82 SendMessageA(GetParent(hwnd),WM_NOTIFY,(WPARAM)nmhdr.hdr.idFrom,(LPARAM)&nmhdr);
83
84 iImage = nmhdr.iImage;
85 if (nmhdr.mask & HDI_DI_SETITEM) phdi->iImage = iImage;
86 }
87 } else iImage = phdi->iImage;
88
89 if (!ImageList_GetImageInfo(infoPtr->himl,phdi->iImage,&info)) return;
90 w = info.rcImage.right-info.rcImage.left;
91 h = info.rcImage.bottom-info.rcImage.top;
92
93 ry = r->bottom-r->top;
94 rx = r->right-r->left;
95
96 if (ry >= h)
97 {
98 cy = h;
99 y = r->top+(ry-h)/2;
100 } else
101 {
102 cy = ry;
103 y = r->top;
104 }
105
106 if (rx >= w+infoPtr->xBmpMargin)
107 cx = w;
108 else
109 cx = MAX(0,rx-w-infoPtr->xBmpMargin);
110
111 if (ImageList_DrawEx(infoPtr->himl,phdi->iImage,hdc,x,y,cx,cy,CLR_NONE,CLR_NONE,ILD_TRANSPARENT))
112 {
113 r->left += w+2*infoPtr->xBmpMargin;
114 }
115 }
116}
117
118static VOID
119HEADER_DrawItemBitmap(HDC hdc,HEADER_INFO* infoPtr,HEADER_ITEM* phdi,RECT* r,WCHAR* pszText,UINT uTextJustify)
120{
121 if ((phdi->fmt & HDF_BITMAP) && !(phdi->fmt & HDF_BITMAP_ON_RIGHT) && (phdi->hbm))
122 {
123 BITMAP bmp;
124 HDC hdcBitmap;
125 INT yD,yS,cx,cy,rx,ry;
126
127 GetObjectA (phdi->hbm,sizeof(BITMAP),(LPVOID)&bmp);
128
129 ry = r->bottom-r->top;
130 rx = r->right-r->left;
131
132 if (ry >= bmp.bmHeight)
133 {
134 cy = bmp.bmHeight;
135 yD = r->top + (ry - bmp.bmHeight) / 2;
136 yS = 0;
137 } else
138 {
139 cy = ry;
140 yD = r->top;
141 yS = (bmp.bmHeight - ry) / 2;
142 }
143
144 if (rx >= bmp.bmWidth+infoPtr->xBmpMargin)
145 cx = bmp.bmWidth;
146 else
147 cx = MAX(0,rx-bmp.bmWidth-infoPtr->xBmpMargin);
148
149 hdcBitmap = CreateCompatibleDC (hdc);
150 SelectObject(hdcBitmap,phdi->hbm);
151 BitBlt (hdc,r->left+infoPtr->xBmpMargin,yD,cx,cy,hdcBitmap,0,yS,SRCCOPY);
152 DeleteDC (hdcBitmap);
153
154 r->left += bmp.bmWidth+2*infoPtr->xBmpMargin;
155 } else if ((phdi->fmt & HDF_BITMAP_ON_RIGHT) && (phdi->hbm))
156 {
157 BITMAP bmp;
158 HDC hdcBitmap;
159 INT xD,yD,yS,cx,cy,rx,ry,tx;
160 RECT textRect;
161
162 GetObjectA (phdi->hbm,sizeof(BITMAP),(LPVOID)&bmp);
163
164 textRect = *r;
165 DrawTextExW(hdc,pszText,lstrlenW(pszText),&textRect,DT_LEFT|DT_VCENTER|DT_SINGLELINE|DT_CALCRECT|DT_END_ELLIPSIS,NULL);
166 tx = textRect.right - textRect.left;
167 ry = r->bottom-r->top;
168 rx = r->right-r->left;
169
170 if (ry >= bmp.bmHeight)
171 {
172 cy = bmp.bmHeight;
173 yD = r->top + (ry - bmp.bmHeight) / 2;
174 yS = 0;
175 } else
176 {
177 cy = ry;
178 yD = r->top;
179 yS = (bmp.bmHeight - ry) / 2;
180 }
181
182 if (r->left+tx+bmp.bmWidth+2*infoPtr->xBmpMargin <= r->right)
183 {
184 cx = bmp.bmWidth;
185 if (uTextJustify & DT_LEFT)
186 xD = r->left+tx+infoPtr->xBmpMargin;
187 else
188 {
189 xD = r->right-infoPtr->xBmpMargin-bmp.bmWidth;
190 r->right = xD;
191 }
192 } else
193 {
194 if (rx >= bmp.bmWidth+2*infoPtr->xBmpMargin)
195 {
196 cx = bmp.bmWidth;
197 xD = r->right-bmp.bmWidth-infoPtr->xBmpMargin;
198 r->right = xD-infoPtr->xBmpMargin;
199 } else
200 {
201 cx = MAX(0,rx-infoPtr->xBmpMargin);
202 xD = r->left;
203 r->right = r->left;
204 }
205 }
206
207 hdcBitmap = CreateCompatibleDC(hdc);
208 SelectObject(hdcBitmap,phdi->hbm);
209 BitBlt(hdc,xD,yD,cx,cy,hdcBitmap,0,yS,SRCCOPY);
210 DeleteDC (hdcBitmap);
211 }
212}
213
214static VOID
215HEADER_DrawItemText(HDC hdc,HEADER_INFO* infoPtr,HEADER_ITEM* phdi,RECT* r,WCHAR* pszText,UINT uTextJustify,BOOL bEraseTextBkgnd,BOOL bHotTrack)
216{
217 if ((phdi->fmt & HDF_STRING) && (phdi->pszText))
218 {
219 INT oldBkMode = SetBkMode(hdc,TRANSPARENT);
220
221 if ((phdi->fmt & HDF_BITMAP_ON_RIGHT) || !(phdi->fmt & HDF_IMAGE)) r->left += TEXT_MARGIN;
222 if (!(phdi->fmt & HDF_BITMAP_ON_RIGHT)) r->right -= TEXT_MARGIN;
223 if (r->left >= r->right) return;
224
225 SetTextColor (hdc,GetSysColor(bHotTrack ? COLOR_HIGHLIGHT:COLOR_BTNTEXT)); //CB: not right color: COLOR_HOTLIGHT? (blue in Win95)
226 if (bEraseTextBkgnd)
227 {
228 HBRUSH hbrBk = GetSysColorBrush(COLOR_3DFACE);
229
230 FillRect(hdc,r,hbrBk);
231 }
232
233 DrawTextExW(hdc,pszText,lstrlenW(pszText),r,uTextJustify|DT_VCENTER|DT_SINGLELINE|DT_END_ELLIPSIS,NULL);
234 if (oldBkMode != TRANSPARENT) SetBkMode(hdc,oldBkMode);
235 }
236}
237
238static INT
239HEADER_DrawItem (HWND hwnd, HDC hdc, INT iItem, BOOL bHotTrack,BOOL bEraseTextBkgnd)
240{
241 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
242 HEADER_ITEM *phdi = &infoPtr->items[iItem];
243 RECT r;
244
245 r = phdi->rect;
246 if (r.right - r.left == 0) return phdi->rect.right;
247
248 if (GetWindowLongA (hwnd, GWL_STYLE) & HDS_BUTTONS)
249 {
250 if (phdi->bDown)
251 {
252 DrawEdge (hdc,&r,BDR_RAISEDOUTER,BF_RECT | BF_FLAT | BF_MIDDLE | BF_ADJUST);
253 r.left += 2;
254 r.top += 2;
255 } else
256 DrawEdge(hdc,&r,EDGE_RAISED,BF_RECT | BF_SOFT | BF_MIDDLE | BF_ADJUST);
257 } else
258 DrawEdge(hdc,&r,EDGE_ETCHED, BF_BOTTOM | BF_RIGHT | BF_ADJUST);
259
260 if (r.left >= r.right) return phdi->rect.right;
261
262 if (phdi->fmt & HDF_OWNERDRAW)
263 {
264 DRAWITEMSTRUCT dis;
265 dis.CtlType = ODT_HEADER;
266 dis.CtlID = GetWindowLongA (hwnd, GWL_ID);
267 dis.itemID = iItem;
268 dis.itemAction = ODA_DRAWENTIRE;
269 dis.itemState = phdi->bDown ? ODS_SELECTED : 0;
270 dis.hwndItem = hwnd;
271 dis.hDC = hdc;
272 dis.rcItem = r;
273 dis.itemData = phdi->lParam;
274 SendMessageA (GetParent(hwnd),WM_DRAWITEM,(WPARAM)dis.CtlID,(LPARAM)&dis);
275 } else
276 {
277 UINT uTextJustify;
278 WCHAR* pszText = phdi->pszText;
279
280 if ((phdi->fmt & HDF_JUSTIFYMASK) == HDF_CENTER)
281 uTextJustify = DT_CENTER;
282 else if ((phdi->fmt & HDF_JUSTIFYMASK) == HDF_RIGHT)
283 uTextJustify = DT_RIGHT;
284 else uTextJustify = DT_LEFT;
285
286 if (phdi->pszText == LPSTR_TEXTCALLBACKW)
287 {
288 if (IsWindowUnicode(GetParent(hwnd)))
289 {
290 NMHDDISPINFOW nmhdr;
291
292 nmhdr.hdr.hwndFrom = hwnd;
293 nmhdr.hdr.idFrom = GetWindowLongW(hwnd,GWL_ID);
294 nmhdr.hdr.code = HDN_GETDISPINFOW;
295 nmhdr.iItem = iItem;
296 nmhdr.mask = HDI_TEXT;
297 nmhdr.cchTextMax = phdi->cchTextMax;
298 nmhdr.pszText = COMCTL32_Alloc(phdi->cchTextMax*sizeof(WCHAR));
299 if (nmhdr.pszText) nmhdr.pszText[0] = 0;
300 nmhdr.lParam = phdi->lParam;
301
302 SendMessageW(GetParent(hwnd),WM_NOTIFY,(WPARAM)nmhdr.hdr.idFrom,(LPARAM)&nmhdr);
303
304 pszText = nmhdr.pszText;
305 if (nmhdr.mask & HDI_DI_SETITEM)
306 {
307 INT len = pszText ? lstrlenW(pszText):0;
308
309 if (len)
310 {
311 phdi->pszText = COMCTL32_Alloc((len+1)*sizeof(WCHAR));
312 lstrcpyW(phdi->pszText,pszText);
313 } else phdi->pszText = NULL;
314 COMCTL32_Free(pszText);
315 pszText = phdi->pszText;
316 }
317 } else
318 {
319 NMHDDISPINFOA nmhdr;
320 INT len;
321
322 nmhdr.hdr.hwndFrom = hwnd;
323 nmhdr.hdr.idFrom = GetWindowLongA(hwnd,GWL_ID);
324 nmhdr.hdr.code = HDN_GETDISPINFOA;
325 nmhdr.iItem = iItem;
326 nmhdr.mask = HDI_TEXT;
327 nmhdr.cchTextMax = phdi->cchTextMax;
328 nmhdr.pszText = COMCTL32_Alloc(phdi->cchTextMax);
329 if (nmhdr.pszText) nmhdr.pszText[0] = 0;
330 nmhdr.lParam = phdi->lParam;
331
332 SendMessageA(GetParent(hwnd),WM_NOTIFY,(WPARAM)nmhdr.hdr.idFrom,(LPARAM)&nmhdr);
333
334 len = nmhdr.pszText ? lstrlenA(nmhdr.pszText):0;
335
336 if (len)
337 {
338 pszText = COMCTL32_Alloc((len+1)*sizeof(WCHAR));
339 lstrcpyAtoW(pszText,nmhdr.pszText);
340 } else pszText = NULL;
341 COMCTL32_Free(nmhdr.pszText);
342
343 if (nmhdr.mask & HDI_DI_SETITEM)
344 phdi->pszText = pszText;
345 }
346 }
347
348 if (!(phdi->fmt & HDI_ORDER) || (phdi->iOrder & (HDF_LEFT | HDF_CENTER)))
349 {
350 HEADER_DrawItemImage(hwnd,hdc,infoPtr,phdi,&r,iItem);
351 if (r.left < r.right)
352 {
353 HEADER_DrawItemBitmap(hdc,infoPtr,phdi,&r,pszText,uTextJustify);
354 if (r.left < r.right)
355 HEADER_DrawItemText(hdc,infoPtr,phdi,&r,pszText,uTextJustify,bEraseTextBkgnd,bHotTrack);
356 }
357 } else
358 {
359 HEADER_DrawItemBitmap(hdc,infoPtr,phdi,&r,pszText,uTextJustify);
360 if (r.left < r.right)
361 {
362 HEADER_DrawItemImage(hwnd,hdc,infoPtr,phdi,&r,iItem);
363 if (r.left < r.right)
364 HEADER_DrawItemText(hdc,infoPtr,phdi,&r,pszText,uTextJustify,bEraseTextBkgnd,bHotTrack);
365 }
366 }
367 if (phdi->pszText == LPSTR_TEXTCALLBACKW) COMCTL32_Free(pszText);
368 }
369
370 return phdi->rect.right;
371}
372
373
374static void
375HEADER_Draw(HWND hwnd,HDC hdc)
376{
377 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
378 HFONT hFont, hOldFont;
379 RECT rect;
380 HBRUSH hbrBk;
381 INT i, x;
382
383 /* get rect for the bar, adjusted for the border */
384 GetClientRect (hwnd, &rect);
385
386 hFont = infoPtr->hFont ? infoPtr->hFont : GetStockObject (SYSTEM_FONT);
387 hOldFont = SelectObject (hdc, hFont);
388
389 /* draw Background */
390 hbrBk = GetSysColorBrush(COLOR_3DFACE);
391 FillRect(hdc, &rect, hbrBk);
392
393 x = rect.left;
394 for (i = 0; i < infoPtr->uNumItem; i++)
395 {
396 x = HEADER_DrawItem(hwnd,hdc,i,infoPtr->iHotItem == i,FALSE);
397 if (x > rect.right)
398 {
399 x = -1;
400 break;
401 }
402 }
403
404 if (x != -1 && (x <= rect.right) && (infoPtr->uNumItem > 0))
405 {
406 rect.left = x;
407 if (GetWindowLongA (hwnd, GWL_STYLE) & HDS_BUTTONS)
408 DrawEdge (hdc, &rect, EDGE_RAISED, BF_TOP|BF_LEFT|BF_BOTTOM|BF_SOFT);
409 else
410 DrawEdge (hdc, &rect, EDGE_ETCHED, BF_BOTTOM);
411 }
412
413 SelectObject (hdc, hOldFont);
414}
415
416
417static void
418HEADER_RefreshItem (HWND hwnd, HDC hdc, INT iItem)
419{
420 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
421 HFONT hFont, hOldFont;
422
423 hFont = infoPtr->hFont ? infoPtr->hFont : GetStockObject (SYSTEM_FONT);
424 hOldFont = SelectObject (hdc, hFont);
425 HEADER_DrawItem(hwnd,hdc,iItem,infoPtr->iHotItem == iItem,TRUE);
426 SelectObject (hdc, hOldFont);
427}
428
429static void
430HEADER_Refresh(HWND hwnd)
431{
432 HDC hdc,hdcCompatible;
433 HBITMAP bitmap,oldbmp;
434 RECT rect;
435
436 GetClientRect(hwnd,&rect);
437 hdc = GetDC(hwnd);
438 hdcCompatible = CreateCompatibleDC(hdc);
439 bitmap = CreateCompatibleBitmap(hdc,rect.right,rect.bottom);
440 oldbmp = SelectObject(hdcCompatible,bitmap);
441 HEADER_Draw(hwnd,hdcCompatible);
442 BitBlt(hdc,0,0,rect.right,rect.bottom,hdcCompatible,0,0,SRCCOPY);
443 SelectObject(hdcCompatible,oldbmp);
444 DeleteObject(bitmap);
445 DeleteDC(hdcCompatible);
446 ReleaseDC(hwnd,hdc);
447}
448
449static void
450HEADER_SetItemBounds(HWND hwnd,INT start)
451{
452 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
453 HEADER_ITEM *phdi;
454 RECT rect;
455 int i, x;
456
457 if (infoPtr->uNumItem == 0) return;
458
459 GetClientRect(hwnd,&rect);
460
461 x = (start > 0) ? infoPtr->items[start-1].rect.right:rect.left;
462 for (i = start;i < infoPtr->uNumItem;i++)
463 {
464 phdi = &infoPtr->items[i];
465 phdi->rect.top = rect.top;
466 phdi->rect.bottom = rect.bottom;
467 phdi->rect.left = x;
468 phdi->rect.right = phdi->rect.left + phdi->cxy;
469 x = phdi->rect.right;
470 }
471}
472
473
474static void
475HEADER_ForceItemBounds (HWND hwnd, INT cy)
476{
477 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
478 HEADER_ITEM *phdi;
479 int i, x;
480
481 if (infoPtr->uNumItem == 0)
482 return;
483
484 x = 0;
485 for (i = 0; i < infoPtr->uNumItem; i++) {
486 phdi = &infoPtr->items[i];
487 phdi->rect.top = 0;
488 phdi->rect.bottom = cy;
489 phdi->rect.left = x;
490 phdi->rect.right = phdi->rect.left + phdi->cxy;
491 x = phdi->rect.right;
492 }
493}
494
495
496static void
497HEADER_InternalHitTest (HWND hwnd, LPPOINT lpPt, UINT *pFlags, INT *pItem)
498{
499 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
500 RECT rect, rcTest;
501 INT iCount, width;
502 BOOL bNoWidth;
503
504 GetClientRect (hwnd, &rect);
505
506 *pFlags = 0;
507 bNoWidth = FALSE;
508 if (PtInRect (&rect, *lpPt))
509 {
510 if (infoPtr->uNumItem == 0) {
511 *pFlags |= HHT_NOWHERE;
512 *pItem = 1;
513// TRACE (header, "NOWHERE\n");
514 return;
515 }
516 else {
517 /* somewhere inside */
518 for (iCount = 0; iCount < infoPtr->uNumItem; iCount++) {
519 rect = infoPtr->items[iCount].rect;
520 width = rect.right - rect.left;
521 if (width == 0) {
522 bNoWidth = TRUE;
523 continue;
524 }
525 if (PtInRect (&rect, *lpPt)) {
526 if (width <= 2 * DIVIDER_WIDTH) {
527 *pFlags |= HHT_ONHEADER;
528 *pItem = iCount;
529// TRACE (header, "ON HEADER %d\n", iCount);
530 return;
531 }
532 if (iCount > 0) {
533 rcTest = rect;
534 rcTest.right = rcTest.left + DIVIDER_WIDTH;
535 if (PtInRect (&rcTest, *lpPt)) {
536 if (bNoWidth) {
537 *pFlags |= HHT_ONDIVOPEN;
538 *pItem = iCount - 1;
539// TRACE (header, "ON DIVOPEN %d\n", *pItem);
540 return;
541 }
542 else {
543 *pFlags |= HHT_ONDIVIDER;
544 *pItem = iCount - 1;
545// TRACE (header, "ON DIVIDER %d\n", *pItem);
546 return;
547 }
548 }
549 }
550 rcTest = rect;
551 rcTest.left = rcTest.right - DIVIDER_WIDTH;
552 if (PtInRect (&rcTest, *lpPt)) {
553 *pFlags |= HHT_ONDIVIDER;
554 *pItem = iCount;
555// TRACE (header, "ON DIVIDER %d\n", *pItem);
556 return;
557 }
558
559 *pFlags |= HHT_ONHEADER;
560 *pItem = iCount;
561// TRACE (header, "ON HEADER %d\n", iCount);
562 return;
563 }
564 }
565
566 /* check for last divider part (on nowhere) */
567 rect = infoPtr->items[infoPtr->uNumItem-1].rect;
568 rect.left = rect.right;
569 rect.right += DIVIDER_WIDTH;
570 if (PtInRect (&rect, *lpPt)) {
571 if (bNoWidth) {
572 *pFlags |= HHT_ONDIVOPEN;
573 *pItem = infoPtr->uNumItem - 1;
574// TRACE (header, "ON DIVOPEN %d\n", *pItem);
575 return;
576 }
577 else {
578 *pFlags |= HHT_ONDIVIDER;
579 *pItem = infoPtr->uNumItem-1;
580// TRACE (header, "ON DIVIDER %d\n", *pItem);
581 return;
582 }
583 }
584
585 *pFlags |= HHT_NOWHERE;
586 *pItem = 1;
587// TRACE (header, "NOWHERE\n");
588 return;
589 }
590 }
591 else {
592 if (lpPt->x < rect.left) {
593// TRACE (header, "TO LEFT\n");
594 *pFlags |= HHT_TOLEFT;
595 }
596 else if (lpPt->x > rect.right) {
597// TRACE (header, "TO LEFT\n");
598 *pFlags |= HHT_TORIGHT;
599 }
600
601 if (lpPt->y < rect.top) {
602// TRACE (header, "ABOVE\n");
603 *pFlags |= HHT_ABOVE;
604 }
605 else if (lpPt->y > rect.bottom) {
606// TRACE (header, "BELOW\n");
607 *pFlags |= HHT_BELOW;
608 }
609 }
610
611 *pItem = 1;
612// TRACE (header, "flags=0x%X\n", *pFlags);
613 return;
614}
615
616
617static void
618HEADER_DrawTrackLine (HWND hwnd, HDC hdc, INT x)
619{
620 RECT rect;
621 HPEN hOldPen;
622 INT oldRop;
623
624 GetClientRect (hwnd, &rect);
625
626 rect.left = x;
627 rect.right = x+1;
628 InvertRect(hdc,&rect);
629/* //CB: Odin bug!!! This code doesn't work:
630 hOldPen = SelectObject (hdc, GetStockObject (BLACK_PEN));
631 oldRop = SetROP2 (hdc, R2_XORPEN);
632 MoveToEx (hdc, x, rect.top, NULL);
633 LineTo (hdc, x, rect.bottom);
634 SetROP2 (hdc, oldRop);
635 SelectObject (hdc, hOldPen);
636*/
637}
638
639static BOOL
640HEADER_SendSimpleNotify (HWND hwnd, UINT code)
641{
642 NMHDR nmhdr;
643
644 nmhdr.hwndFrom = hwnd;
645 nmhdr.idFrom = GetWindowLongA (hwnd, GWL_ID);
646 nmhdr.code = code;
647
648 return (BOOL)SendMessageA (GetParent (hwnd), WM_NOTIFY,
649 (WPARAM)nmhdr.idFrom, (LPARAM)&nmhdr);
650}
651
652
653static BOOL
654HEADER_SendHeaderNotify (HWND hwnd, UINT code, INT iItem)
655{
656 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
657 NMHEADERA nmhdr;
658 HDITEMA nmitem;
659
660 nmhdr.hdr.hwndFrom = hwnd;
661 nmhdr.hdr.idFrom = GetWindowLongA (hwnd, GWL_ID);
662 nmhdr.hdr.code = code;
663 nmhdr.iItem = iItem;
664 nmhdr.iButton = 0;
665 nmhdr.pitem = &nmitem;
666 nmitem.mask = 0;
667 nmitem.cxy = infoPtr->items[iItem].cxy;
668 nmitem.hbm = infoPtr->items[iItem].hbm;
669 nmitem.pszText = NULL;
670 nmitem.cchTextMax = 0;
671/* nmitem.pszText = infoPtr->items[iItem].pszText; */
672/* nmitem.cchTextMax = infoPtr->items[iItem].cchTextMax; */
673 nmitem.fmt = infoPtr->items[iItem].fmt;
674 nmitem.lParam = infoPtr->items[iItem].lParam;
675 nmitem.iOrder = infoPtr->items[iItem].iOrder;
676 nmitem.iImage = infoPtr->items[iItem].iImage;
677
678 return (BOOL)SendMessageA (GetParent (hwnd), WM_NOTIFY,
679 (WPARAM)nmhdr.hdr.idFrom, (LPARAM)&nmhdr);
680}
681
682
683static BOOL
684HEADER_SendClickNotify (HWND hwnd, UINT code, INT iItem)
685{
686 NMHEADERA nmhdr;
687
688 nmhdr.hdr.hwndFrom = hwnd;
689 nmhdr.hdr.idFrom = GetWindowLongA (hwnd, GWL_ID);
690 nmhdr.hdr.code = code;
691 nmhdr.iItem = iItem;
692 nmhdr.iButton = 0;
693 nmhdr.pitem = NULL;
694
695 return (BOOL)SendMessageA (GetParent (hwnd), WM_NOTIFY,
696 (WPARAM)nmhdr.hdr.idFrom, (LPARAM)&nmhdr);
697}
698
699static LRESULT
700HEADER_ClearFilter(HWND hwnd,WPARAM wParam,LPARAM lParam)
701{
702 HEADER_INFO *infoPtr = HEADER_GetInfoPtr(hwnd);
703
704 //CB:todo
705 //HDN_FILTERCHANGE
706
707 return 0;
708}
709
710static LRESULT
711HEADER_EditFilter(HWND hwnd,WPARAM wParam,LPARAM lParam)
712{
713 HEADER_INFO *infoPtr = HEADER_GetInfoPtr(hwnd);
714 INT iItem = (INT)wParam;
715
716 if ((iItem < 0) || (iItem >= (INT)infoPtr->uNumItem)) return 0;
717
718 //CB: todo
719
720 return iItem;
721}
722
723static LRESULT
724HEADER_SetFilterChangeTimeout(HWND hwnd,WPARAM wParam,LPARAM lParam)
725{
726 //CB: todo
727
728 return 0;
729}
730
731static LRESULT
732HEADER_CreateDragImage (HWND hwnd, WPARAM wParam)
733{
734 HEADER_INFO *infoPtr = HEADER_GetInfoPtr(hwnd);
735 INT iItem = (INT)wParam;
736 HEADER_ITEM *phdi;
737 HICON hicon;
738 HIMAGELIST himl;
739
740 if (!infoPtr->himl || (iItem < 0) || (iItem >= (INT)infoPtr->uNumItem)) return 0;
741 phdi = &infoPtr->items[iItem];
742/*
743 hicon = ImageList_GetIcon(infoPtr->himl,phdi->iImage,ILD_BLEND | ILD_TRANSPARENT);
744 if (!hicon) return 0;
745
746 himl = ImageList_Create();
747*/
748 //CB: create and return new imagelist
749
750 return 0;
751}
752
753static LRESULT
754HEADER_SetHotDivider(HWND hwnd,WPARAM wParam,LPARAM lParam)
755{
756 //CB:todo
757
758 return 0;
759}
760
761static LRESULT
762HEADER_DeleteItem (HWND hwnd, WPARAM wParam)
763{
764 HEADER_INFO *infoPtr = HEADER_GetInfoPtr(hwnd);
765 INT iItem = (INT)wParam;
766 HDC hdc;
767
768// TRACE(header, "[iItem=%d]\n", iItem);
769
770 if ((iItem < 0) || (iItem >= (INT)infoPtr->uNumItem)) return FALSE;
771
772 if (infoPtr->uNumItem == 1)
773 {
774 //clear
775 if (infoPtr->items[0].pszText) COMCTL32_Free(infoPtr->items[0].pszText);
776 COMCTL32_Free (infoPtr->items);
777 infoPtr->items = 0;
778 infoPtr->uNumItem = 0;
779
780 InvalidateRect(hwnd,NULL,FALSE);
781 } else
782 {
783 HEADER_ITEM *oldItems = infoPtr->items;
784// TRACE(header, "Complex delete! [iItem=%d]\n", iItem);
785
786 if (infoPtr->items[iItem].pszText) COMCTL32_Free(infoPtr->items[iItem].pszText);
787
788 infoPtr->uNumItem--;
789 infoPtr->items = COMCTL32_Alloc (sizeof (HEADER_ITEM) * infoPtr->uNumItem);
790 /* pre delete copy */
791 if (iItem > 0)
792 memcpy (&infoPtr->items[0], &oldItems[0],iItem*sizeof(HEADER_ITEM));
793
794 /* post delete copy */
795 if (iItem < infoPtr->uNumItem)
796 memcpy (&infoPtr->items[iItem],&oldItems[iItem+1],(infoPtr->uNumItem-iItem)*sizeof(HEADER_ITEM));
797
798 COMCTL32_Free(oldItems);
799
800 if (iItem < infoPtr->uNumItem) HEADER_SetItemBounds(hwnd,iItem);
801
802 HEADER_Refresh(hwnd);
803
804 }
805
806 return TRUE;
807}
808
809static LRESULT
810HEADER_GetBitmapMargin(HWND hwnd,WPARAM wParam,LPARAM lParam)
811{
812 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
813
814 return infoPtr->xBmpMargin;
815}
816
817static LRESULT
818HEADER_SetBitmapMargin(HWND hwnd,WPARAM wParam,LPARAM lParam)
819{
820 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
821 INT oldMargin = infoPtr->xBmpMargin;
822
823 if (infoPtr->xBmpMargin != (INT)wParam)
824 {
825 infoPtr->xBmpMargin = (INT)wParam;
826 HEADER_Refresh(hwnd);
827 }
828
829 return oldMargin;
830}
831
832static LRESULT
833HEADER_GetImageList (HWND hwnd)
834{
835 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
836
837 return (LRESULT)infoPtr->himl;
838}
839
840
841static LRESULT
842HEADER_GetItemA (HWND hwnd, WPARAM wParam, LPARAM lParam)
843{
844 HEADER_INFO *infoPtr = HEADER_GetInfoPtr(hwnd);
845 HDITEMA *phdi = (HDITEMA*)lParam;
846 INT nItem = (INT)wParam;
847 HEADER_ITEM *lpItem;
848
849 if (!phdi) return FALSE;
850 if ((nItem < 0) || (nItem >= (INT)infoPtr->uNumItem)) return FALSE;
851
852// TRACE (header, "[nItem=%d]\n", nItem);
853
854 if (phdi->mask == 0) return TRUE;
855
856 lpItem = (HEADER_ITEM*)&infoPtr->items[nItem];
857
858 if (phdi->mask & HDI_BITMAP) phdi->hbm = lpItem->hbm;
859
860 if (phdi->mask & HDI_FORMAT) phdi->fmt = lpItem->fmt;
861
862 if (phdi->mask & HDI_FILTER)
863 {
864 phdi->type = lpItem->type;
865 phdi->pvFilter = lpItem->pvFilter;
866 }
867
868 if (phdi->mask & (HDI_WIDTH | HDI_HEIGHT)) phdi->cxy = lpItem->cxy;
869
870 if (phdi->mask & HDI_IMAGE) phdi->iImage = lpItem->iImage;
871
872 if (phdi->mask & HDI_LPARAM) phdi->lParam = lpItem->lParam;
873
874 if (phdi->mask & HDI_ORDER) phdi->iOrder = lpItem->iOrder;
875
876 if (phdi->mask & HDI_TEXT)
877 {
878 if (lpItem->pszText != LPSTR_TEXTCALLBACKW)
879 {
880 if (lpItem->pszText)
881 lstrcpynWtoA (phdi->pszText,lpItem->pszText,phdi->cchTextMax);
882 else
883 phdi->pszText = NULL;
884 } else phdi->pszText = LPSTR_TEXTCALLBACKA;
885 }
886
887 return TRUE;
888}
889
890static LRESULT
891HEADER_GetItemW (HWND hwnd, WPARAM wParam, LPARAM lParam)
892{
893 HEADER_INFO *infoPtr = HEADER_GetInfoPtr(hwnd);
894 HDITEMW *phdi = (HDITEMW*)lParam;
895 INT nItem = (INT)wParam;
896 HEADER_ITEM *lpItem;
897
898 if (!phdi) return FALSE;
899 if ((nItem < 0) || (nItem >= (INT)infoPtr->uNumItem)) return FALSE;
900
901// TRACE (header, "[nItem=%d]\n", nItem);
902
903 if (phdi->mask == 0) return TRUE;
904
905 lpItem = (HEADER_ITEM*)&infoPtr->items[nItem];
906
907 if (phdi->mask & HDI_BITMAP) phdi->hbm = lpItem->hbm;
908
909 if (phdi->mask & HDI_FORMAT) phdi->fmt = lpItem->fmt;
910
911 if (phdi->mask & HDI_FILTER)
912 {
913 phdi->type = lpItem->type;
914 phdi->pvFilter = lpItem->pvFilter;
915 }
916
917 if (phdi->mask & (HDI_WIDTH | HDI_HEIGHT)) phdi->cxy = lpItem->cxy;
918
919 if (phdi->mask & HDI_IMAGE) phdi->iImage = lpItem->iImage;
920
921 if (phdi->mask & HDI_LPARAM) phdi->lParam = lpItem->lParam;
922
923 if (phdi->mask & HDI_ORDER) phdi->iOrder = lpItem->iOrder;
924
925 if (phdi->mask & HDI_TEXT)
926 {
927 if (lpItem->pszText != LPSTR_TEXTCALLBACKW)
928 {
929 if (lpItem->pszText)
930 lstrcpynW (phdi->pszText,lpItem->pszText,phdi->cchTextMax);
931 else
932 phdi->pszText = NULL;
933 } else phdi->pszText = LPSTR_TEXTCALLBACKW;
934 }
935
936 return TRUE;
937}
938
939
940static LRESULT
941HEADER_GetItemCount (HWND hwnd)
942{
943 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
944
945 return infoPtr->uNumItem;
946}
947
948
949static LRESULT
950HEADER_GetItemRect (HWND hwnd, WPARAM wParam, LPARAM lParam)
951{
952 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
953 INT iItem = (INT)wParam;
954 LPRECT lpRect = (LPRECT)lParam;
955
956 if (!lpRect || (iItem < 0) || (iItem >= (INT)infoPtr->uNumItem)) return FALSE;
957
958 lpRect->left = infoPtr->items[iItem].rect.left;
959 lpRect->right = infoPtr->items[iItem].rect.right;
960 lpRect->top = infoPtr->items[iItem].rect.top;
961 lpRect->bottom = infoPtr->items[iItem].rect.bottom;
962
963 return TRUE;
964}
965
966static LRESULT
967HEADER_GetOrderArray(HWND hwnd,WPARAM wParam,LPARAM lParam)
968{
969 //CB: todo
970
971 return 0;
972}
973
974static LRESULT
975HEADER_SetOrderArray(HWND hwnd,WPARAM wParam,LPARAM lParam)
976{
977 //CB: todo
978 HEADER_SetItemBounds(hwnd,0);
979 HEADER_Refresh(hwnd);
980
981 return 0;
982}
983
984static LRESULT
985HEADER_OrderToIndex(HWND hwnd,WPARAM wParam,LPARAM lParam)
986{
987 //CB:todo
988
989 return 0;
990}
991
992static LRESULT
993HEADER_GetUnicodeFormat (HWND hwnd)
994{
995 HEADER_INFO *infoPtr = HEADER_GetInfoPtr(hwnd);
996
997 return infoPtr->bUnicode;
998}
999
1000
1001static LRESULT
1002HEADER_HitTest (HWND hwnd, WPARAM wParam, LPARAM lParam)
1003{
1004 LPHDHITTESTINFO phti = (LPHDHITTESTINFO)lParam;
1005
1006 HEADER_InternalHitTest (hwnd, &phti->pt, &phti->flags, &phti->iItem);
1007
1008 return phti->iItem;
1009}
1010
1011
1012static LRESULT
1013HEADER_InsertItemA (HWND hwnd, WPARAM wParam, LPARAM lParam)
1014{
1015 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1016 HDITEMA *phdi = (HDITEMA*)lParam;
1017 INT nItem = (INT)wParam;
1018 HEADER_ITEM *lpItem;
1019
1020 if ((phdi == NULL) || (nItem < 0)) return -1;
1021
1022 if (nItem > infoPtr->uNumItem) nItem = infoPtr->uNumItem;
1023
1024 if (infoPtr->uNumItem == 0)
1025 {
1026 infoPtr->items = COMCTL32_Alloc(sizeof(HEADER_ITEM));
1027 infoPtr->uNumItem++;
1028 } else
1029 {
1030 HEADER_ITEM *oldItems = infoPtr->items;
1031
1032 infoPtr->uNumItem++;
1033 infoPtr->items = COMCTL32_Alloc(sizeof(HEADER_ITEM)*infoPtr->uNumItem);
1034 if (nItem == 0)
1035 memcpy (&infoPtr->items[1],&oldItems[0],(infoPtr->uNumItem-1)*sizeof(HEADER_ITEM));
1036 else
1037 {
1038 /* pre insert copy */
1039 memcpy (&infoPtr->items[0],&oldItems[0],nItem*sizeof(HEADER_ITEM));
1040
1041 /* post insert copy */
1042 if (nItem < infoPtr->uNumItem-1)
1043 memcpy (&infoPtr->items[nItem+1],&oldItems[nItem],(infoPtr->uNumItem - nItem)*sizeof(HEADER_ITEM));
1044 }
1045
1046 COMCTL32_Free (oldItems);
1047 }
1048
1049 lpItem = (HEADER_ITEM*)&infoPtr->items[nItem];
1050 lpItem->bDown = FALSE;
1051
1052 lpItem->cxy = (phdi->mask & HDI_WIDTH || phdi->mask & HDI_HEIGHT) ? phdi->cxy:0;
1053
1054 if (phdi->mask & HDI_TEXT)
1055 {
1056 if (!phdi->pszText) lpItem->pszText = NULL;
1057 else if (phdi->pszText != LPSTR_TEXTCALLBACKA)
1058 {
1059 INT len;
1060
1061 len = lstrlenA(phdi->pszText);
1062 if (len == 0) lpItem->pszText = NULL; else
1063 {
1064 lpItem->pszText = COMCTL32_Alloc((len+1)*sizeof(WCHAR));
1065 lstrcpyAtoW(lpItem->pszText,phdi->pszText);
1066 }
1067 } else lpItem->pszText = LPSTR_TEXTCALLBACKW;
1068 lpItem->cchTextMax = phdi->cchTextMax;
1069 } else
1070 {
1071 lpItem->pszText = NULL;
1072 lpItem->cchTextMax = 0;
1073 }
1074
1075 lpItem->fmt = (phdi->mask & HDI_FORMAT) ? phdi->fmt:HDF_LEFT;
1076 if (lpItem->fmt == 0) lpItem->fmt = HDF_LEFT;
1077
1078 lpItem->lParam = (phdi->mask & HDI_LPARAM) ? phdi->lParam:0;
1079
1080 lpItem->iImage = (phdi->mask & HDI_IMAGE) ? phdi->iImage:0;
1081
1082 lpItem->iOrder = (phdi->mask & HDI_ORDER) ? phdi->iOrder:HDF_LEFT;
1083
1084 lpItem->hbm = (phdi->mask & HDI_BITMAP) ? phdi->hbm:0;
1085
1086 if (phdi->mask & HDI_FILTER)
1087 {
1088 lpItem->type = phdi->type;
1089 lpItem->pvFilter = phdi->pvFilter;
1090 }
1091
1092 HEADER_SetItemBounds (hwnd,nItem);
1093 HEADER_Refresh(hwnd);
1094
1095 return nItem;
1096}
1097
1098static LRESULT
1099HEADER_InsertItemW (HWND hwnd, WPARAM wParam, LPARAM lParam)
1100{
1101 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1102 HDITEMW *phdi = (HDITEMW*)lParam;
1103 INT nItem = (INT)wParam;
1104 HEADER_ITEM *lpItem;
1105
1106 if ((phdi == NULL) || (nItem < 0)) return -1;
1107
1108 if (nItem > infoPtr->uNumItem) nItem = infoPtr->uNumItem;
1109
1110 if (infoPtr->uNumItem == 0)
1111 {
1112 infoPtr->items = COMCTL32_Alloc(sizeof(HEADER_ITEM));
1113 infoPtr->uNumItem++;
1114 } else
1115 {
1116 HEADER_ITEM *oldItems = infoPtr->items;
1117
1118 infoPtr->uNumItem++;
1119 infoPtr->items = COMCTL32_Alloc(sizeof(HEADER_ITEM)*infoPtr->uNumItem);
1120 if (nItem == 0)
1121 memcpy (&infoPtr->items[1],&oldItems[0],(infoPtr->uNumItem-1)*sizeof(HEADER_ITEM));
1122 else
1123 {
1124 /* pre insert copy */
1125 memcpy (&infoPtr->items[0],&oldItems[0],nItem*sizeof(HEADER_ITEM));
1126
1127 /* post insert copy */
1128 if (nItem < infoPtr->uNumItem-1)
1129 memcpy (&infoPtr->items[nItem+1],&oldItems[nItem],(infoPtr->uNumItem - nItem)*sizeof(HEADER_ITEM));
1130 }
1131
1132 COMCTL32_Free (oldItems);
1133 }
1134
1135 lpItem = (HEADER_ITEM*)&infoPtr->items[nItem];
1136 lpItem->bDown = FALSE;
1137
1138 lpItem->cxy = (phdi->mask & HDI_WIDTH || phdi->mask & HDI_HEIGHT) ? phdi->cxy:0;
1139
1140 if (phdi->mask & HDI_TEXT)
1141 {
1142 if (!phdi->pszText) lpItem->pszText = NULL;
1143 else if (phdi->pszText != LPSTR_TEXTCALLBACKW)
1144 {
1145 INT len;
1146
1147 len = lstrlenW(phdi->pszText);
1148 if (len == 0) lpItem->pszText = NULL; else
1149 {
1150 lpItem->pszText = COMCTL32_Alloc((len+1)*sizeof(WCHAR));
1151 lstrcpyW(lpItem->pszText,phdi->pszText);
1152 }
1153 } else lpItem->pszText = LPSTR_TEXTCALLBACKW;
1154 lpItem->cchTextMax = phdi->cchTextMax;
1155 } else
1156 {
1157 lpItem->pszText = NULL;
1158 lpItem->cchTextMax = 0;
1159 }
1160
1161 lpItem->fmt = (phdi->mask & HDI_FORMAT) ? phdi->fmt:HDF_LEFT;
1162 if (lpItem->fmt == 0) lpItem->fmt = HDF_LEFT;
1163
1164 lpItem->lParam = (phdi->mask & HDI_LPARAM) ? phdi->lParam:0;
1165
1166 lpItem->iImage = (phdi->mask & HDI_IMAGE) ? phdi->iImage:0;
1167
1168 lpItem->iOrder = (phdi->mask & HDI_ORDER) ? phdi->iOrder:HDF_LEFT;
1169
1170 lpItem->hbm = (phdi->mask & HDI_BITMAP) ? phdi->hbm:0;
1171
1172 if (phdi->mask & HDI_FILTER)
1173 {
1174 lpItem->type = phdi->type;
1175 lpItem->pvFilter = phdi->pvFilter;
1176 }
1177
1178 HEADER_SetItemBounds (hwnd,nItem);
1179 HEADER_Refresh(hwnd);
1180
1181 return nItem;
1182}
1183
1184
1185static LRESULT
1186HEADER_Layout (HWND hwnd, WPARAM wParam, LPARAM lParam)
1187{
1188 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1189 LPHDLAYOUT lpLayout = (LPHDLAYOUT)lParam;
1190
1191 lpLayout->pwpos->hwnd = hwnd;
1192 lpLayout->pwpos->hwndInsertAfter = 0;
1193 lpLayout->pwpos->x = lpLayout->prc->left;
1194 lpLayout->pwpos->y = lpLayout->prc->top;
1195 lpLayout->pwpos->cx = lpLayout->prc->right - lpLayout->prc->left;
1196 if (GetWindowLongA (hwnd, GWL_STYLE) & HDS_HIDDEN)
1197 lpLayout->pwpos->cy = 0;
1198 else
1199 lpLayout->pwpos->cy = infoPtr->nHeight;
1200 lpLayout->pwpos->flags = SWP_NOZORDER;
1201
1202// TRACE (header, "Layout x=%d y=%d cx=%d cy=%d\n",
1203// lpLayout->pwpos->x, lpLayout->pwpos->y,
1204// lpLayout->pwpos->cx, lpLayout->pwpos->cy);
1205
1206 HEADER_ForceItemBounds (hwnd, lpLayout->pwpos->cy);
1207
1208 /* hack */
1209#ifdef __HDM_LAYOUT_HACK__
1210 MoveWindow (lpLayout->pwpos->hwnd, lpLayout->pwpos->x, lpLayout->pwpos->y,
1211 lpLayout->pwpos->cx, lpLayout->pwpos->cy, TRUE);
1212#endif
1213
1214 return TRUE;
1215}
1216
1217
1218static LRESULT
1219HEADER_SetImageList (HWND hwnd, WPARAM wParam, LPARAM lParam)
1220{
1221 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1222 HIMAGELIST himlOld;
1223
1224 himlOld = infoPtr->himl;
1225 infoPtr->himl = (HIMAGELIST)lParam;
1226
1227 HEADER_Refresh(hwnd);
1228
1229 return (LRESULT)himlOld;
1230}
1231
1232
1233static LRESULT
1234HEADER_SetItemA (HWND hwnd, WPARAM wParam, LPARAM lParam)
1235{
1236 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1237 HDITEMA *phdi = (HDITEMA*)lParam;
1238 INT nItem = (INT)wParam;
1239 HEADER_ITEM *lpItem;
1240 HDC hdc;
1241
1242 if (phdi == NULL) return FALSE;
1243 if ((nItem < 0) || (nItem >= (INT)infoPtr->uNumItem)) return FALSE;
1244 if (phdi->mask == 0) return TRUE;
1245
1246// TRACE (header, "[nItem=%d]\n", nItem);
1247
1248 if (HEADER_SendHeaderNotify(hwnd,HDN_ITEMCHANGINGA,nItem)) return FALSE;
1249
1250 lpItem = (HEADER_ITEM*)&infoPtr->items[nItem];
1251
1252 if (phdi->mask & HDI_BITMAP) lpItem->hbm = phdi->hbm;
1253
1254 if (phdi->mask & HDI_FORMAT) lpItem->fmt = phdi->fmt;
1255
1256 if (phdi->mask & HDI_FILTER)
1257 {
1258 lpItem->type = lpItem->type;
1259 lpItem->pvFilter = lpItem->pvFilter;
1260 }
1261
1262 if (phdi->mask & (HDI_WIDTH | HDI_WIDTH)) lpItem->cxy = phdi->cxy;
1263
1264 if (phdi->mask & HDI_IMAGE) lpItem->iImage = phdi->iImage;
1265
1266 if (phdi->mask & HDI_LPARAM) lpItem->lParam = phdi->lParam;
1267
1268 if (phdi->mask & HDI_ORDER) lpItem->iOrder = phdi->iOrder;
1269
1270 if (phdi->mask & HDI_TEXT)
1271 {
1272 if (phdi->pszText != LPSTR_TEXTCALLBACKA)
1273 {
1274 if (lpItem->pszText)
1275 {
1276 COMCTL32_Free (lpItem->pszText);
1277 lpItem->pszText = NULL;
1278 }
1279 if (phdi->pszText)
1280 {
1281 INT len = lstrlenA (phdi->pszText);
1282
1283 if (len)
1284 {
1285 lpItem->pszText = COMCTL32_Alloc((len+1)*sizeof(WCHAR));
1286 lstrcpyAtoW(lpItem->pszText,phdi->pszText);
1287 }
1288 }
1289 } else
1290 {
1291 if (lpItem->pszText != LPSTR_TEXTCALLBACKW) COMCTL32_Free(lpItem->pszText);
1292 lpItem->pszText = LPSTR_TEXTCALLBACKW;
1293 }
1294 }
1295
1296 HEADER_SendHeaderNotify(hwnd,HDN_ITEMCHANGEDA,nItem);
1297
1298 HEADER_SetItemBounds(hwnd,0);
1299 HEADER_Refresh(hwnd);
1300
1301 return TRUE;
1302}
1303
1304
1305static LRESULT
1306HEADER_SetItemW (HWND hwnd, WPARAM wParam, LPARAM lParam)
1307{
1308 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1309 HDITEMW *phdi = (HDITEMW*)lParam;
1310 INT nItem = (INT)wParam;
1311 HEADER_ITEM *lpItem;
1312 HDC hdc;
1313
1314 if (phdi == NULL) return FALSE;
1315 if ((nItem < 0) || (nItem >= (INT)infoPtr->uNumItem)) return FALSE;
1316 if (phdi->mask == 0) return TRUE;
1317
1318// TRACE (header, "[nItem=%d]\n", nItem);
1319
1320 if (HEADER_SendHeaderNotify(hwnd,HDN_ITEMCHANGINGW,nItem)) return FALSE;
1321
1322 lpItem = (HEADER_ITEM*)&infoPtr->items[nItem];
1323
1324 if (phdi->mask & HDI_BITMAP) lpItem->hbm = phdi->hbm;
1325
1326 if (phdi->mask & HDI_FORMAT) lpItem->fmt = phdi->fmt;
1327
1328 if (phdi->mask & HDI_FILTER)
1329 {
1330 lpItem->type = lpItem->type;
1331 lpItem->pvFilter = lpItem->pvFilter;
1332 }
1333
1334 if (phdi->mask & (HDI_WIDTH | HDI_WIDTH)) lpItem->cxy = phdi->cxy;
1335
1336 if (phdi->mask & HDI_IMAGE) lpItem->iImage = phdi->iImage;
1337
1338 if (phdi->mask & HDI_LPARAM) lpItem->lParam = phdi->lParam;
1339
1340 if (phdi->mask & HDI_ORDER) lpItem->iOrder = phdi->iOrder;
1341
1342 if (phdi->mask & HDI_TEXT)
1343 {
1344 if (phdi->pszText != LPSTR_TEXTCALLBACKW)
1345 {
1346 if (lpItem->pszText)
1347 {
1348 COMCTL32_Free(lpItem->pszText);
1349 lpItem->pszText = NULL;
1350 }
1351 if (phdi->pszText)
1352 {
1353 INT len = lstrlenW(phdi->pszText);
1354
1355 if (len)
1356 {
1357 lpItem->pszText = COMCTL32_Alloc((len+1)*sizeof(WCHAR));
1358 lstrcpyW(lpItem->pszText,phdi->pszText);
1359 }
1360 }
1361 } else
1362 {
1363 if (lpItem->pszText != LPSTR_TEXTCALLBACKW) COMCTL32_Free(lpItem->pszText);
1364 lpItem->pszText = LPSTR_TEXTCALLBACKW;
1365 }
1366 }
1367
1368 HEADER_SendHeaderNotify(hwnd,HDN_ITEMCHANGEDW,nItem);
1369
1370 HEADER_SetItemBounds(hwnd,0);
1371 HEADER_Refresh(hwnd);
1372
1373 return TRUE;
1374}
1375
1376static LRESULT
1377HEADER_SetUnicodeFormat (HWND hwnd, WPARAM wParam)
1378{
1379 HEADER_INFO *infoPtr = HEADER_GetInfoPtr(hwnd);
1380 BOOL bTemp = infoPtr->bUnicode;
1381
1382 infoPtr->bUnicode = (BOOL)wParam;
1383
1384 return bTemp;
1385}
1386
1387
1388static LRESULT
1389HEADER_Create (HWND hwnd, WPARAM wParam, LPARAM lParam)
1390{
1391 HEADER_INFO *infoPtr;
1392 TEXTMETRICA tm;
1393 HFONT hOldFont;
1394 HDC hdc;
1395
1396 infoPtr = (HEADER_INFO *)COMCTL32_Alloc (sizeof(HEADER_INFO));
1397 SetWindowLongA (hwnd, 0, (DWORD)infoPtr);
1398
1399 infoPtr->uNumItem = 0;
1400 infoPtr->hFont = 0;
1401 infoPtr->items = 0;
1402 infoPtr->hcurArrow = LoadCursorA (0, IDC_ARROWA);
1403 infoPtr->hcurDivider = LoadCursorA (0, IDC_SIZEWEA);
1404 infoPtr->hcurDivopen = LoadCursorA (0, IDC_SIZENSA);
1405 infoPtr->bPressed = FALSE;
1406 infoPtr->bTracking = FALSE;
1407 infoPtr->iMoveItem = 0;
1408 infoPtr->himl = 0;
1409 infoPtr->iHotItem = -1;
1410 infoPtr->xBmpMargin = 3*GetSystemMetrics(SM_CXEDGE);
1411 infoPtr->bUnicode = IsWindowUnicode (hwnd);
1412
1413 hdc = GetDC (0);
1414 hOldFont = SelectObject (hdc, GetStockObject (SYSTEM_FONT));
1415 GetTextMetricsA (hdc, &tm);
1416 infoPtr->nHeight = tm.tmHeight + VERT_BORDER;
1417 SelectObject (hdc, hOldFont);
1418 ReleaseDC (0, hdc);
1419
1420 return 0;
1421}
1422
1423
1424static LRESULT
1425HEADER_Destroy (HWND hwnd, WPARAM wParam, LPARAM lParam)
1426{
1427 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1428 HEADER_ITEM *lpItem;
1429 INT nItem;
1430
1431 if (infoPtr->items) {
1432 lpItem = (HEADER_ITEM*)infoPtr->items;
1433 for (nItem = 0; nItem < infoPtr->uNumItem; nItem++, lpItem++) {
1434 if ((lpItem->pszText) && (lpItem->pszText != LPSTR_TEXTCALLBACKW))
1435 COMCTL32_Free (lpItem->pszText);
1436 }
1437 COMCTL32_Free (infoPtr->items);
1438 }
1439
1440 if (infoPtr->himl)
1441 ImageList_Destroy (infoPtr->himl);
1442
1443 COMCTL32_Free (infoPtr);
1444
1445 return 0;
1446}
1447
1448static LRESULT
1449HEADER_EraseBackground(HWND hwnd,WPARAM wParam,LPARAM lParam)
1450{
1451 return TRUE;
1452}
1453
1454static LRESULT
1455HEADER_GetDlgCode(HWND hwnd,WPARAM wParam,LPARAM lParam)
1456{
1457 return DLGC_WANTTAB | DLGC_WANTARROWS;
1458}
1459
1460static LRESULT
1461HEADER_GetFont (HWND hwnd)
1462{
1463 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1464
1465 return (LRESULT)infoPtr->hFont;
1466}
1467
1468
1469static LRESULT
1470HEADER_LButtonDblClk (HWND hwnd, WPARAM wParam, LPARAM lParam)
1471{
1472 POINT pt;
1473 UINT flags;
1474 INT nItem;
1475
1476 pt.x = (INT)LOWORD(lParam);
1477 pt.y = (INT)HIWORD(lParam);
1478 HEADER_InternalHitTest (hwnd, &pt, &flags, &nItem);
1479
1480 if ((GetWindowLongA (hwnd, GWL_STYLE) & HDS_BUTTONS) && (flags == HHT_ONHEADER))
1481 HEADER_SendHeaderNotify (hwnd, HDN_ITEMDBLCLICKA, nItem);
1482 else if ((flags == HHT_ONDIVIDER) || (flags == HHT_ONDIVOPEN))
1483 HEADER_SendHeaderNotify (hwnd, HDN_DIVIDERDBLCLICKA, nItem);
1484
1485 return 0;
1486}
1487
1488
1489static LRESULT
1490HEADER_LButtonDown (HWND hwnd, WPARAM wParam, LPARAM lParam)
1491{
1492 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1493 DWORD dwStyle = GetWindowLongA (hwnd, GWL_STYLE);
1494 POINT pt;
1495 UINT flags;
1496 INT nItem;
1497 HDC hdc;
1498
1499 pt.x = (INT)LOWORD(lParam);
1500 pt.y = (INT)HIWORD(lParam);
1501 HEADER_InternalHitTest (hwnd, &pt, &flags, &nItem);
1502
1503 if ((dwStyle & HDS_BUTTONS) && (flags == HHT_ONHEADER))
1504 {
1505 SetCapture (hwnd);
1506 infoPtr->bCaptured = TRUE;
1507 infoPtr->bPressed = TRUE;
1508 infoPtr->iMoveItem = nItem;
1509
1510 infoPtr->items[nItem].bDown = TRUE;
1511
1512 /* Send WM_CUSTOMDRAW */
1513 hdc = GetDC (hwnd);
1514 HEADER_RefreshItem (hwnd, hdc, nItem);
1515 ReleaseDC (hwnd, hdc);
1516
1517// TRACE (header, "Pressed item %d!\n", nItem);
1518 }
1519 else if ((flags == HHT_ONDIVIDER) || (flags == HHT_ONDIVOPEN))
1520 {
1521 if (!(HEADER_SendHeaderNotify (hwnd, HDN_BEGINTRACKA, nItem)))
1522 {
1523 SetCapture (hwnd);
1524 infoPtr->bCaptured = TRUE;
1525 infoPtr->bTracking = TRUE;
1526 infoPtr->iMoveItem = nItem;
1527 infoPtr->nOldWidth = infoPtr->items[nItem].cxy;
1528 infoPtr->xTrackOffset = infoPtr->items[nItem].rect.right - pt.x;
1529
1530 if (!(dwStyle & HDS_FULLDRAG))
1531 {
1532 infoPtr->xOldTrack = infoPtr->items[nItem].rect.right;
1533 hdc = GetDC (hwnd);
1534 HEADER_DrawTrackLine (hwnd, hdc, infoPtr->xOldTrack);
1535 ReleaseDC (hwnd, hdc);
1536 }
1537
1538// TRACE (header, "Begin tracking item %d!\n", nItem);
1539 }
1540 }
1541
1542 return 0;
1543}
1544
1545
1546static LRESULT
1547HEADER_LButtonUp (HWND hwnd, WPARAM wParam, LPARAM lParam)
1548{
1549 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1550 DWORD dwStyle = GetWindowLongA (hwnd, GWL_STYLE);
1551 POINT pt;
1552 UINT flags;
1553 INT nItem, nWidth;
1554 HDC hdc;
1555
1556 pt.x = (INT)LOWORD(lParam);
1557 pt.y = (INT)HIWORD(lParam);
1558 HEADER_InternalHitTest (hwnd, &pt, &flags, &nItem);
1559
1560 if (infoPtr->bPressed)
1561 {
1562 if ((nItem == infoPtr->iMoveItem) && (flags == HHT_ONHEADER))
1563 {
1564 infoPtr->items[infoPtr->iMoveItem].bDown = FALSE;
1565 hdc = GetDC (hwnd);
1566 HEADER_RefreshItem (hwnd, hdc, infoPtr->iMoveItem);
1567 ReleaseDC (hwnd, hdc);
1568
1569 HEADER_SendClickNotify (hwnd, HDN_ITEMCLICKA, infoPtr->iMoveItem);
1570 }
1571// TRACE (header, "Released item %d!\n", infoPtr->iMoveItem);
1572 infoPtr->bPressed = FALSE;
1573 }
1574 else if (infoPtr->bTracking)
1575 {
1576// TRACE (header, "End tracking item %d!\n", infoPtr->iMoveItem);
1577 infoPtr->bTracking = FALSE;
1578
1579 HEADER_SendHeaderNotify (hwnd, HDN_ENDTRACKA, infoPtr->iMoveItem);
1580
1581 if (!(dwStyle & HDS_FULLDRAG))
1582 {
1583 hdc = GetDC (hwnd);
1584 HEADER_DrawTrackLine (hwnd, hdc, infoPtr->xOldTrack);
1585 ReleaseDC (hwnd, hdc);
1586 if (HEADER_SendHeaderNotify (hwnd, HDN_ITEMCHANGINGA, infoPtr->iMoveItem))
1587 infoPtr->items[infoPtr->iMoveItem].cxy = infoPtr->nOldWidth;
1588 else
1589 {
1590 nWidth = pt.x - infoPtr->items[infoPtr->iMoveItem].rect.left + infoPtr->xTrackOffset;
1591 if (nWidth < MIN_ITEMWIDTH) nWidth = MIN_ITEMWIDTH;
1592
1593 if (infoPtr->nOldWidth != nWidth)
1594 {
1595 infoPtr->items[infoPtr->iMoveItem].cxy = nWidth;
1596 HEADER_SendHeaderNotify (hwnd, HDN_ITEMCHANGEDA, infoPtr->iMoveItem);
1597
1598 HEADER_SetItemBounds (hwnd,infoPtr->iMoveItem);
1599
1600 HEADER_Refresh(hwnd);
1601 }
1602 }
1603 }
1604 }
1605
1606 if (infoPtr->bCaptured) {
1607 infoPtr->bCaptured = FALSE;
1608 ReleaseCapture ();
1609 HEADER_SendSimpleNotify (hwnd, NM_RELEASEDCAPTURE);
1610 }
1611
1612 return 0;
1613}
1614
1615
1616static LRESULT
1617HEADER_MouseMove (HWND hwnd, WPARAM wParam, LPARAM lParam)
1618{
1619 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1620 DWORD dwStyle = GetWindowLongA (hwnd, GWL_STYLE);
1621 POINT pt;
1622 UINT flags;
1623 INT nItem, nWidth;
1624 HDC hdc;
1625
1626 pt.x = (INT)LOWORD(lParam);
1627 pt.y = (INT)HIWORD(lParam);
1628 HEADER_InternalHitTest (hwnd, &pt, &flags, &nItem);
1629
1630 if ((dwStyle & HDS_BUTTONS) && (dwStyle & HDS_HOTTRACK))
1631 {
1632 INT newItem;
1633
1634 if (flags & (HHT_ONHEADER | HHT_ONDIVIDER | HHT_ONDIVOPEN))
1635 newItem = nItem;
1636 else
1637 newItem = -1;
1638 if (newItem != infoPtr->iHotItem)
1639 {
1640 INT oldItem = infoPtr->iHotItem;
1641
1642 infoPtr->iHotItem = newItem;
1643 HEADER_Refresh(hwnd);
1644 }
1645 }
1646
1647 if (infoPtr->bCaptured)
1648 {
1649 if (infoPtr->bPressed)
1650 {
1651 BOOL newDown;
1652
1653 if ((nItem == infoPtr->iMoveItem) && (flags == HHT_ONHEADER))
1654 newDown = TRUE;
1655 else
1656 newDown = FALSE;
1657
1658 if (newDown != infoPtr->items[infoPtr->iMoveItem].bDown)
1659 {
1660 infoPtr->items[infoPtr->iMoveItem].bDown = newDown;
1661 hdc = GetDC (hwnd);
1662 HEADER_RefreshItem (hwnd, hdc, infoPtr->iMoveItem);
1663 ReleaseDC (hwnd, hdc);
1664 }
1665// TRACE (header, "Moving pressed item %d!\n", infoPtr->iMoveItem);
1666 } else if (infoPtr->bTracking)
1667 {
1668 if (dwStyle & HDS_FULLDRAG)
1669 {
1670 if (HEADER_SendHeaderNotify (hwnd, HDN_ITEMCHANGINGA, infoPtr->iMoveItem))
1671 infoPtr->items[infoPtr->iMoveItem].cxy = infoPtr->nOldWidth;
1672 else {
1673 nWidth = pt.x - infoPtr->items[infoPtr->iMoveItem].rect.left + infoPtr->xTrackOffset;
1674 if (nWidth < MIN_ITEMWIDTH)
1675 nWidth = MIN_ITEMWIDTH;
1676 infoPtr->items[infoPtr->iMoveItem].cxy = nWidth;
1677 HEADER_SendHeaderNotify (hwnd, HDN_ITEMCHANGEDA,
1678 infoPtr->iMoveItem);
1679 }
1680 HEADER_SetItemBounds (hwnd,infoPtr->iMoveItem);
1681 HEADER_Refresh(hwnd);
1682 }
1683 else {
1684 hdc = GetDC (hwnd);
1685 HEADER_DrawTrackLine (hwnd, hdc, infoPtr->xOldTrack);
1686 infoPtr->xOldTrack = pt.x + infoPtr->xTrackOffset;
1687 if (infoPtr->xOldTrack < infoPtr->items[infoPtr->iMoveItem].rect.left)
1688 infoPtr->xOldTrack = infoPtr->items[infoPtr->iMoveItem].rect.left;
1689 infoPtr->items[infoPtr->iMoveItem].cxy =
1690 infoPtr->xOldTrack - infoPtr->items[infoPtr->iMoveItem].rect.left;
1691 HEADER_DrawTrackLine (hwnd, hdc, infoPtr->xOldTrack);
1692 ReleaseDC (hwnd, hdc);
1693 }
1694
1695 HEADER_SendHeaderNotify (hwnd, HDN_TRACKA, infoPtr->iMoveItem);
1696// TRACE (header, "Tracking item %d!\n", infoPtr->iMoveItem);
1697 }
1698 }
1699
1700 return 0;
1701}
1702
1703
1704static LRESULT
1705HEADER_Paint (HWND hwnd, WPARAM wParam)
1706{
1707 HDC hdc;
1708 PAINTSTRUCT ps;
1709
1710 hdc = wParam==0 ? BeginPaint (hwnd, &ps) : (HDC)wParam;
1711 HEADER_Draw (hwnd, hdc);
1712 if(!wParam)
1713 EndPaint (hwnd, &ps);
1714
1715 return 0;
1716}
1717
1718
1719static LRESULT
1720HEADER_RButtonUp (HWND hwnd, WPARAM wParam, LPARAM lParam)
1721{
1722 return HEADER_SendSimpleNotify (hwnd, NM_RCLICK);
1723}
1724
1725
1726static LRESULT
1727HEADER_SetCursor (HWND hwnd, WPARAM wParam, LPARAM lParam)
1728{
1729 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1730 POINT pt;
1731 UINT flags;
1732 INT nItem;
1733
1734// TRACE (header, "code=0x%X id=0x%X\n", LOWORD(lParam), HIWORD(lParam));
1735
1736 GetCursorPos (&pt);
1737 ScreenToClient (hwnd, &pt);
1738
1739 HEADER_InternalHitTest (hwnd, &pt, &flags, &nItem);
1740
1741 if (flags == HHT_ONDIVIDER)
1742 SetCursor (infoPtr->hcurDivider);
1743 else if (flags == HHT_ONDIVOPEN)
1744 SetCursor (infoPtr->hcurDivopen);
1745 else
1746 SetCursor (infoPtr->hcurArrow);
1747
1748 return 0;
1749}
1750
1751
1752static LRESULT
1753HEADER_SetFont (HWND hwnd, WPARAM wParam, LPARAM lParam)
1754{
1755 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1756 TEXTMETRICA tm;
1757 HFONT hFont, hOldFont;
1758 HDC hdc;
1759
1760 infoPtr->hFont = (HFONT)wParam;
1761
1762 hFont = infoPtr->hFont ? infoPtr->hFont : GetStockObject (SYSTEM_FONT);
1763
1764 hdc = GetDC (0);
1765 hOldFont = SelectObject (hdc, hFont);
1766 GetTextMetricsA (hdc, &tm);
1767 infoPtr->nHeight = tm.tmHeight + VERT_BORDER;
1768 SelectObject (hdc, hOldFont);
1769 ReleaseDC (0, hdc);
1770
1771 if (lParam) {
1772 HEADER_ForceItemBounds (hwnd, infoPtr->nHeight);
1773 HEADER_Refresh(hwnd);
1774 }
1775
1776 return 0;
1777}
1778
1779
1780static LRESULT WINAPI
1781HEADER_WindowProc (HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
1782{
1783 switch (msg)
1784 {
1785 case HDM_CLEARFILTER:
1786 return HEADER_ClearFilter(hwnd,wParam,lParam);
1787
1788 case HDM_CREATEDRAGIMAGE:
1789 return HEADER_CreateDragImage (hwnd, wParam);
1790
1791 case HDM_DELETEITEM:
1792 return HEADER_DeleteItem (hwnd, wParam);
1793
1794 case HDM_EDITFILTER:
1795 return HEADER_EditFilter(hwnd,wParam,lParam);
1796
1797 case HDM_GETBITMAPMARGIN:
1798 return HEADER_GetBitmapMargin(hwnd,wParam,lParam);
1799
1800 case HDM_GETIMAGELIST:
1801 return HEADER_GetImageList (hwnd);
1802
1803 case HDM_GETITEMA:
1804 return HEADER_GetItemA (hwnd, wParam, lParam);
1805
1806 case HDM_GETITEMW:
1807 return HEADER_GetItemW (hwnd, wParam, lParam);
1808
1809 case HDM_GETITEMCOUNT:
1810 return HEADER_GetItemCount (hwnd);
1811
1812 case HDM_GETITEMRECT:
1813 return HEADER_GetItemRect (hwnd, wParam, lParam);
1814
1815 case HDM_GETORDERARRAY:
1816 return HEADER_GetOrderArray(hwnd,wParam,lParam);
1817
1818 case HDM_GETUNICODEFORMAT:
1819 return HEADER_GetUnicodeFormat (hwnd);
1820
1821 case HDM_HITTEST:
1822 return HEADER_HitTest (hwnd, wParam, lParam);
1823
1824 case HDM_INSERTITEMA:
1825 return HEADER_InsertItemA (hwnd, wParam, lParam);
1826
1827 case HDM_INSERTITEMW:
1828 return HEADER_InsertItemW (hwnd, wParam, lParam);
1829
1830 case HDM_LAYOUT:
1831 return HEADER_Layout (hwnd, wParam, lParam);
1832
1833 case HDM_ORDERTOINDEX:
1834 return HEADER_OrderToIndex(hwnd,wParam,lParam);
1835
1836 case HDM_SETBITMAPMARGIN:
1837 return HEADER_SetBitmapMargin(hwnd,wParam,lParam);
1838
1839 case HDM_SETFILTERCHANGETIMEOUT:
1840 return HEADER_SetFilterChangeTimeout(hwnd,wParam,lParam);
1841
1842 case HDM_SETHOTDIVIDER:
1843 return HEADER_SetHotDivider(hwnd,wParam,lParam);
1844
1845 case HDM_SETIMAGELIST:
1846 return HEADER_SetImageList (hwnd, wParam, lParam);
1847
1848 case HDM_SETITEMA:
1849 return HEADER_SetItemA (hwnd, wParam, lParam);
1850
1851 case HDM_SETITEMW:
1852 return HEADER_SetItemW (hwnd, wParam, lParam);
1853
1854 case HDM_SETORDERARRAY:
1855 return HEADER_SetOrderArray(hwnd,wParam,lParam);
1856
1857 case HDM_SETUNICODEFORMAT:
1858 return HEADER_SetUnicodeFormat (hwnd, wParam);
1859
1860 case WM_CREATE:
1861 return HEADER_Create (hwnd, wParam, lParam);
1862
1863 case WM_DESTROY:
1864 return HEADER_Destroy (hwnd, wParam, lParam);
1865
1866 case WM_ERASEBKGND:
1867 return HEADER_EraseBackground(hwnd,wParam,lParam);
1868
1869 case WM_GETDLGCODE:
1870 return HEADER_GetDlgCode(hwnd,wParam,lParam);
1871
1872 case WM_GETFONT:
1873 return HEADER_GetFont (hwnd);
1874
1875 case WM_LBUTTONDBLCLK:
1876 return HEADER_LButtonDblClk (hwnd, wParam, lParam);
1877
1878 case WM_LBUTTONDOWN:
1879 return HEADER_LButtonDown (hwnd, wParam, lParam);
1880
1881 case WM_LBUTTONUP:
1882 return HEADER_LButtonUp (hwnd, wParam, lParam);
1883
1884 case WM_MOUSEMOVE:
1885 return HEADER_MouseMove (hwnd, wParam, lParam);
1886
1887/* case WM_NOTIFYFORMAT: */
1888
1889 case WM_PAINT:
1890 return HEADER_Paint(hwnd,wParam);
1891
1892 case WM_RBUTTONUP:
1893 return HEADER_RButtonUp (hwnd, wParam, lParam);
1894
1895 case WM_SETCURSOR:
1896 return HEADER_SetCursor (hwnd, wParam, lParam);
1897
1898 case WM_SETFONT:
1899 return HEADER_SetFont (hwnd, wParam, lParam);
1900
1901 default:
1902// if (msg >= WM_USER)
1903// ERR (header, "unknown msg %04x wp=%04x lp=%08lx\n",
1904// msg, wParam, lParam );
1905 return DefWindowProcA (hwnd, msg, wParam, lParam);
1906 }
1907 return 0;
1908}
1909
1910
1911VOID
1912HEADER_Register (VOID)
1913{
1914 WNDCLASSA wndClass;
1915
1916 if (GlobalFindAtomA (WC_HEADERA)) return;
1917
1918 ZeroMemory (&wndClass, sizeof(WNDCLASSA));
1919 wndClass.style = CS_GLOBALCLASS | CS_DBLCLKS;
1920 wndClass.lpfnWndProc = (WNDPROC)HEADER_WindowProc;
1921 wndClass.cbClsExtra = 0;
1922 wndClass.cbWndExtra = sizeof(HEADER_INFO *);
1923 wndClass.hCursor = LoadCursorA (0, IDC_ARROWA);
1924 wndClass.lpszClassName = WC_HEADERA;
1925
1926 RegisterClassA (&wndClass);
1927}
1928
1929
1930VOID
1931HEADER_Unregister (VOID)
1932{
1933 if (GlobalFindAtomA (WC_HEADERA))
1934 UnregisterClassA (WC_HEADERA, (HINSTANCE)NULL);
1935}
1936
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