4 * Copyright 1998 Eric Kohl
5 * Copyright 2000 Eric Kohl for CodeWeavers
6 * Copyright 2003 Maxime Bellenge
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.
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.
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 * - Imagelist support (partially).
24 * - Callback items (under construction).
25 * - Hottrack support (partially).
26 * - Custom draw support (including Notifications).
27 * - Drag and Drop support (including Notifications).
29 * - Use notification format
30 * - Correct the order maintenance code to preserve valid order
39 #include "wine/unicode.h"
45 #include "imagelist.h"
48 #include "wine/debug.h"
50 WINE_DEFAULT_DEBUG_CHANNEL(header);
60 INT iOrder; /* see documentation of HD_ITEM */
62 BOOL bDown; /* is item pressed? (used for drawing) */
63 RECT rect; /* bounding rectangle of the item */
69 HWND hwndNotify; /* Owner window to send notifications to */
70 INT nNotifyFormat; /* format used for WM_NOTIFY messages */
71 UINT uNumItem; /* number of items (columns) */
72 INT nHeight; /* height of the header (pixels) */
73 HFONT hFont; /* handle to the current font */
74 HCURSOR hcurArrow; /* handle to the arrow cursor */
75 HCURSOR hcurDivider; /* handle to a cursor (used over dividers) <-|-> */
76 HCURSOR hcurDivopen; /* handle to a cursor (used over dividers) <-||-> */
77 BOOL bCaptured; /* Is the mouse captured? */
78 BOOL bPressed; /* Is a header item pressed (down)? */
79 BOOL bTracking; /* Is in tracking mode? */
80 BOOL bUnicode; /* Unicode flag */
81 INT iMoveItem; /* index of tracked item. (Tracking mode) */
82 INT xTrackOffset; /* distance between the right side of the tracked item and the cursor */
83 INT xOldTrack; /* track offset (see above) after the last WM_MOUSEMOVE */
84 INT nOldWidth; /* width of a sizing item after the last WM_MOUSEMOVE */
85 INT iHotItem; /* index of hot item (cursor is over this item) */
86 INT iMargin; /* width of the margin that surrounds a bitmap */
88 HIMAGELIST himl; /* handle to an image list (may be 0) */
89 HEADER_ITEM *items; /* pointer to array of HEADER_ITEM's */
90 INT *order; /* array of item IDs indexed by order */
91 BOOL bRectsValid; /* validity flag for bounding rectangles */
96 #define DIVIDER_WIDTH 10
98 #define HEADER_GetInfoPtr(hwnd) ((HEADER_INFO *)GetWindowLongPtrW(hwnd,0))
100 static const WCHAR themeClass[] = {'H','e','a','d','e','r',0};
103 inline static LRESULT
104 HEADER_IndexToOrder (HWND hwnd, INT iItem)
106 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
107 HEADER_ITEM *lpItem = &infoPtr->items[iItem];
108 return lpItem->iOrder;
113 HEADER_OrderToIndex(HWND hwnd, WPARAM wParam)
115 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
116 INT iorder = (INT)wParam;
118 if ((iorder <0) || iorder >= infoPtr->uNumItem)
120 return infoPtr->order[iorder];
124 HEADER_SetItemBounds (HWND hwnd)
126 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
132 infoPtr->bRectsValid = TRUE;
134 if (infoPtr->uNumItem == 0)
137 GetClientRect (hwnd, &rect);
140 for (i = 0; i < infoPtr->uNumItem; i++) {
141 phdi = &infoPtr->items[HEADER_OrderToIndex(hwnd,i)];
142 phdi->rect.top = rect.top;
143 phdi->rect.bottom = rect.bottom;
145 phdi->rect.right = phdi->rect.left + ((phdi->cxy>0)?phdi->cxy:0);
146 x = phdi->rect.right;
151 HEADER_Size (HWND hwnd, WPARAM wParam)
153 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
155 infoPtr->bRectsValid = FALSE;
162 HEADER_DrawItem (HWND hwnd, HDC hdc, INT iItem, BOOL bHotTrack)
164 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
165 HEADER_ITEM *phdi = &infoPtr->items[iItem];
167 INT oldBkMode, cxEdge = GetSystemMetrics(SM_CXEDGE);
168 HTHEME theme = GetWindowTheme (hwnd);
170 TRACE("DrawItem(iItem %d bHotTrack %d unicode flag %d)\n", iItem, bHotTrack, infoPtr->bUnicode);
172 if (!infoPtr->bRectsValid)
173 HEADER_SetItemBounds(hwnd);
176 if (r.right - r.left == 0)
177 return phdi->rect.right;
180 int state = (phdi->bDown) ? HIS_PRESSED :
181 (bHotTrack ? HIS_HOT : HIS_NORMAL);
182 DrawThemeBackground (theme, hdc, HP_HEADERITEM, state,
184 GetThemeBackgroundContentRect (theme, hdc, HP_HEADERITEM, state,
188 if (GetWindowLongW (hwnd, GWL_STYLE) & HDS_BUTTONS) {
190 DrawEdge (hdc, &r, BDR_RAISEDOUTER,
191 BF_RECT | BF_FLAT | BF_MIDDLE | BF_ADJUST);
194 DrawEdge (hdc, &r, EDGE_RAISED,
195 BF_RECT | BF_SOFT | BF_MIDDLE | BF_ADJUST);
198 DrawEdge (hdc, &r, EDGE_ETCHED, BF_BOTTOM | BF_RIGHT | BF_ADJUST);
208 if (phdi->fmt & HDF_OWNERDRAW) {
212 nmcd.hdr.hwndFrom = hwnd;
213 nmcd.hdr.idFrom = GetWindowLongPtrW (hwnd, GWLP_ID);
214 nmcd.hdr.code = NM_CUSTOMDRAW;
215 nmcd.dwDrawStage = CDDS_PREPAINT | CDDS_ITEM | CDDS_ITEMPOSTERASE;
217 nmcd.dwItemSpec = iItem;
219 nmcd.uItemState = phdi->bDown ? CDIS_SELECTED : 0;
220 nmcd.lItemlParam = phdi->lParam;
222 SendMessageW (infoPtr->hwndNotify, WM_NOTIFY,
223 (WPARAM)nmcd.hdr.idFrom, (LPARAM)&nmcd);
225 dis.CtlType = ODT_HEADER;
226 dis.CtlID = GetWindowLongPtrW (hwnd, GWLP_ID);
228 dis.itemAction = ODA_DRAWENTIRE;
229 dis.itemState = phdi->bDown ? ODS_SELECTED : 0;
233 dis.itemData = phdi->lParam;
234 oldBkMode = SetBkMode(hdc, TRANSPARENT);
235 SendMessageW (infoPtr->hwndNotify, WM_DRAWITEM,
236 (WPARAM)dis.CtlID, (LPARAM)&dis);
237 if (oldBkMode != TRANSPARENT)
238 SetBkMode(hdc, oldBkMode);
241 UINT rw, rh, /* width and height of r */
242 *x = NULL, *w = NULL; /* x and width of the pic (bmp or img) which is part of cnt */
243 /* cnt,txt,img,bmp */
248 cw = tw = iw = bw = 0;
249 rw = r.right - r.left;
250 rh = r.bottom - r.top;
252 if (phdi->fmt & HDF_STRING) {
255 DrawTextW (hdc, phdi->pszText, -1,
256 &textRect, DT_LEFT|DT_VCENTER|DT_SINGLELINE|DT_CALCRECT);
257 cw = textRect.right - textRect.left + 2 * infoPtr->iMargin;
260 if ((phdi->fmt & HDF_IMAGE) && (infoPtr->himl)) {
261 iw = infoPtr->himl->cx + 2 * infoPtr->iMargin;
266 if ((phdi->fmt & HDF_BITMAP) && (phdi->hbm)) {
267 GetObjectW (phdi->hbm, sizeof(BITMAP), (LPVOID)&bmp);
268 bw = bmp.bmWidth + 2 * infoPtr->iMargin;
278 /* align cx using the unclipped cw */
279 if ((phdi->fmt & HDF_JUSTIFYMASK) == HDF_LEFT)
281 else if ((phdi->fmt & HDF_JUSTIFYMASK) == HDF_CENTER)
282 cx = r.left + rw / 2 - cw / 2;
289 if (cx + cw > r.right)
292 tx = cx + infoPtr->iMargin;
293 /* since cw might have changed we have to recalculate tw */
294 tw = cw - infoPtr->iMargin * 2;
298 if (phdi->fmt & HDF_BITMAP_ON_RIGHT) {
299 /* put pic behind text */
300 *x = cx + tw + infoPtr->iMargin * 3;
302 *x = cx + infoPtr->iMargin;
303 /* move text behind pic */
309 /* since we're done with the layout we can
310 now calculate the position of bmp which
311 has no influence on alignment and layout
313 if ((phdi->fmt & HDF_JUSTIFYMASK) == HDF_RIGHT)
314 bx = cx - bw + infoPtr->iMargin;
316 bx = cx + cw + infoPtr->iMargin;
320 HDC hClipDC = GetDC(hwnd);
321 HRGN hClipRgn = CreateRectRgn(r.left, r.top, r.right, r.bottom);
322 SelectClipRgn(hClipDC, hClipRgn);
325 HDC hdcBitmap = CreateCompatibleDC (hClipDC);
326 SelectObject (hdcBitmap, phdi->hbm);
327 BitBlt (hClipDC, bx, r.top + ((INT)rh - bmp.bmHeight) / 2,
328 bmp.bmWidth, bmp.bmHeight, hdcBitmap, 0, 0, SRCCOPY);
329 DeleteDC (hdcBitmap);
333 ImageList_DrawEx (infoPtr->himl, phdi->iImage, hClipDC,
334 ix, r.top + ((INT)rh - infoPtr->himl->cy) / 2,
335 infoPtr->himl->cx, infoPtr->himl->cy, CLR_DEFAULT, CLR_DEFAULT, 0);
338 DeleteObject(hClipRgn);
339 ReleaseDC(hwnd, hClipDC);
342 if (((phdi->fmt & HDF_STRING)
343 || (!(phdi->fmt & (HDF_OWNERDRAW|HDF_STRING|HDF_BITMAP|
344 HDF_BITMAP_ON_RIGHT|HDF_IMAGE)))) /* no explicit format specified? */
345 && (phdi->pszText)) {
346 oldBkMode = SetBkMode(hdc, TRANSPARENT);
347 SetTextColor (hdc, (bHotTrack && !theme) ? COLOR_HIGHLIGHT : COLOR_BTNTEXT);
350 DrawTextW (hdc, phdi->pszText, -1,
351 &r, DT_LEFT|DT_END_ELLIPSIS|DT_VCENTER|DT_SINGLELINE);
352 if (oldBkMode != TRANSPARENT)
353 SetBkMode(hdc, oldBkMode);
357 return phdi->rect.right;
362 HEADER_Refresh (HWND hwnd, HDC hdc)
364 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
365 HFONT hFont, hOldFont;
370 HTHEME theme = GetWindowTheme (hwnd);
372 /* get rect for the bar, adjusted for the border */
373 GetClientRect (hwnd, &rect);
375 hFont = infoPtr->hFont ? infoPtr->hFont : GetStockObject (SYSTEM_FONT);
376 hOldFont = SelectObject (hdc, hFont);
378 /* draw Background */
380 hbrBk = GetSysColorBrush(COLOR_3DFACE);
381 FillRect(hdc, &rect, hbrBk);
385 for (i = 0; x <= rect.right && i < infoPtr->uNumItem; i++) {
386 x = HEADER_DrawItem (hwnd, hdc, HEADER_OrderToIndex(hwnd,i),
387 infoPtr->iHotItem == i);
390 if ((x <= rect.right) && (infoPtr->uNumItem > 0)) {
393 DrawThemeBackground (theme, hdc, HP_HEADERITEM, HIS_NORMAL, &rect,
397 if (GetWindowLongW (hwnd, GWL_STYLE) & HDS_BUTTONS)
398 DrawEdge (hdc, &rect, EDGE_RAISED, BF_TOP|BF_LEFT|BF_BOTTOM|BF_SOFT);
400 DrawEdge (hdc, &rect, EDGE_ETCHED, BF_BOTTOM);
404 SelectObject (hdc, hOldFont);
409 HEADER_RefreshItem (HWND hwnd, HDC hdc, INT iItem)
411 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
412 HFONT hFont, hOldFont;
414 hFont = infoPtr->hFont ? infoPtr->hFont : GetStockObject (SYSTEM_FONT);
415 hOldFont = SelectObject (hdc, hFont);
416 HEADER_DrawItem (hwnd, hdc, iItem, infoPtr->iHotItem == iItem);
417 SelectObject (hdc, hOldFont);
422 HEADER_InternalHitTest (HWND hwnd, LPPOINT lpPt, UINT *pFlags, INT *pItem)
424 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
430 GetClientRect (hwnd, &rect);
434 if (PtInRect (&rect, *lpPt))
436 if (infoPtr->uNumItem == 0) {
437 *pFlags |= HHT_NOWHERE;
443 /* somewhere inside */
444 for (iCount = 0; iCount < infoPtr->uNumItem; iCount++) {
445 rect = infoPtr->items[iCount].rect;
446 width = rect.right - rect.left;
451 if (PtInRect (&rect, *lpPt)) {
452 if (width <= 2 * DIVIDER_WIDTH) {
453 *pFlags |= HHT_ONHEADER;
455 TRACE("ON HEADER %d\n", iCount);
460 rcTest.right = rcTest.left + DIVIDER_WIDTH;
461 if (PtInRect (&rcTest, *lpPt)) {
463 *pFlags |= HHT_ONDIVOPEN;
465 TRACE("ON DIVOPEN %d\n", *pItem);
469 *pFlags |= HHT_ONDIVIDER;
471 TRACE("ON DIVIDER %d\n", *pItem);
477 rcTest.left = rcTest.right - DIVIDER_WIDTH;
478 if (PtInRect (&rcTest, *lpPt)) {
479 *pFlags |= HHT_ONDIVIDER;
481 TRACE("ON DIVIDER %d\n", *pItem);
485 *pFlags |= HHT_ONHEADER;
487 TRACE("ON HEADER %d\n", iCount);
492 /* check for last divider part (on nowhere) */
493 rect = infoPtr->items[infoPtr->uNumItem-1].rect;
494 rect.left = rect.right;
495 rect.right += DIVIDER_WIDTH;
496 if (PtInRect (&rect, *lpPt)) {
498 *pFlags |= HHT_ONDIVOPEN;
499 *pItem = infoPtr->uNumItem - 1;
500 TRACE("ON DIVOPEN %d\n", *pItem);
504 *pFlags |= HHT_ONDIVIDER;
505 *pItem = infoPtr->uNumItem-1;
506 TRACE("ON DIVIDER %d\n", *pItem);
511 *pFlags |= HHT_NOWHERE;
518 if (lpPt->x < rect.left) {
520 *pFlags |= HHT_TOLEFT;
522 else if (lpPt->x > rect.right) {
524 *pFlags |= HHT_TORIGHT;
527 if (lpPt->y < rect.top) {
529 *pFlags |= HHT_ABOVE;
531 else if (lpPt->y > rect.bottom) {
533 *pFlags |= HHT_BELOW;
538 TRACE("flags=0x%X\n", *pFlags);
544 HEADER_DrawTrackLine (HWND hwnd, HDC hdc, INT x)
550 GetClientRect (hwnd, &rect);
552 hOldPen = SelectObject (hdc, GetStockObject (BLACK_PEN));
553 oldRop = SetROP2 (hdc, R2_XORPEN);
554 MoveToEx (hdc, x, rect.top, NULL);
555 LineTo (hdc, x, rect.bottom);
556 SetROP2 (hdc, oldRop);
557 SelectObject (hdc, hOldPen);
562 HEADER_SendSimpleNotify (HWND hwnd, UINT code)
564 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
567 nmhdr.hwndFrom = hwnd;
568 nmhdr.idFrom = GetWindowLongPtrW (hwnd, GWLP_ID);
571 return (BOOL)SendMessageW (infoPtr->hwndNotify, WM_NOTIFY,
572 (WPARAM)nmhdr.idFrom, (LPARAM)&nmhdr);
576 HEADER_SendHeaderNotify (HWND hwnd, UINT code, INT iItem, INT mask)
578 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
582 nmhdr.hdr.hwndFrom = hwnd;
583 nmhdr.hdr.idFrom = GetWindowLongPtrW (hwnd, GWLP_ID);
584 nmhdr.hdr.code = code;
587 nmhdr.pitem = &nmitem;
589 nmitem.cxy = infoPtr->items[iItem].cxy;
590 nmitem.hbm = infoPtr->items[iItem].hbm;
591 nmitem.pszText = NULL;
592 nmitem.cchTextMax = 0;
593 /* nmitem.pszText = infoPtr->items[iItem].pszText; */
594 /* nmitem.cchTextMax = infoPtr->items[iItem].cchTextMax; */
595 nmitem.fmt = infoPtr->items[iItem].fmt;
596 nmitem.lParam = infoPtr->items[iItem].lParam;
597 nmitem.iOrder = infoPtr->items[iItem].iOrder;
598 nmitem.iImage = infoPtr->items[iItem].iImage;
600 return (BOOL)SendMessageW (infoPtr->hwndNotify, WM_NOTIFY,
601 (WPARAM)nmhdr.hdr.idFrom, (LPARAM)&nmhdr);
606 HEADER_SendClickNotify (HWND hwnd, UINT code, INT iItem)
608 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
611 nmhdr.hdr.hwndFrom = hwnd;
612 nmhdr.hdr.idFrom = GetWindowLongPtrW (hwnd, GWLP_ID);
613 nmhdr.hdr.code = code;
618 return (BOOL)SendMessageA (infoPtr->hwndNotify, WM_NOTIFY,
619 (WPARAM)nmhdr.hdr.idFrom, (LPARAM)&nmhdr);
624 HEADER_CreateDragImage (HWND hwnd, WPARAM wParam)
626 FIXME("empty stub!\n");
632 HEADER_DeleteItem (HWND hwnd, WPARAM wParam)
634 HEADER_INFO *infoPtr = HEADER_GetInfoPtr(hwnd);
635 INT iItem = (INT)wParam;
637 TRACE("[iItem=%d]\n", iItem);
639 if ((iItem < 0) || (iItem >= (INT)infoPtr->uNumItem))
642 if (infoPtr->uNumItem == 1) {
643 TRACE("Simple delete!\n");
644 if (infoPtr->items[0].pszText)
645 Free (infoPtr->items[0].pszText);
646 Free (infoPtr->items);
647 Free(infoPtr->order);
650 infoPtr->uNumItem = 0;
653 HEADER_ITEM *oldItems = infoPtr->items;
656 TRACE("Complex delete! [iItem=%d]\n", iItem);
658 for (i = 0; i < infoPtr->uNumItem; i++)
659 TRACE("%d: order=%d, iOrder=%d, ->iOrder=%d\n", i, infoPtr->order[i], infoPtr->items[i].iOrder, infoPtr->items[infoPtr->order[i]].iOrder);
660 if (infoPtr->items[iItem].pszText)
661 Free (infoPtr->items[iItem].pszText);
662 iOrder = infoPtr->items[iItem].iOrder;
665 infoPtr->items = Alloc (sizeof (HEADER_ITEM) * infoPtr->uNumItem);
666 /* pre delete copy */
668 memcpy (&infoPtr->items[0], &oldItems[0],
669 iItem * sizeof(HEADER_ITEM));
672 /* post delete copy */
673 if (iItem < infoPtr->uNumItem) {
674 memcpy (&infoPtr->items[iItem], &oldItems[iItem+1],
675 (infoPtr->uNumItem - iItem) * sizeof(HEADER_ITEM));
678 /* Correct the orders */
679 if (iOrder < infoPtr->uNumItem)
681 memmove(&infoPtr->order[iOrder], &infoPtr->order[iOrder + 1],
682 (infoPtr->uNumItem - iOrder) * sizeof(INT));
683 for (i = 0; i < infoPtr->uNumItem; i++)
685 if (infoPtr->order[i] > iItem)
688 infoPtr->items[infoPtr->order[i]].iOrder = infoPtr->order[i];
692 for (i = 0; i < infoPtr->uNumItem; i++)
693 TRACE("%d: order=%d, iOrder=%d, ->iOrder=%d\n", i, infoPtr->order[i], infoPtr->items[i].iOrder, infoPtr->items[infoPtr->order[i]].iOrder);
697 HEADER_SetItemBounds (hwnd);
699 InvalidateRect(hwnd, NULL, FALSE);
706 HEADER_GetImageList (HWND hwnd)
708 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
710 return (LRESULT)infoPtr->himl;
715 HEADER_GetItemA (HWND hwnd, WPARAM wParam, LPARAM lParam)
717 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
718 HDITEMA *phdi = (HDITEMA*)lParam;
719 INT nItem = (INT)wParam;
725 TRACE("[nItem=%d]\n", nItem);
730 if ((nItem < 0) || (nItem >= (INT)infoPtr->uNumItem)) {
734 lpItem = &infoPtr->items[nItem];
737 if (phdi->mask & HDI_BITMAP)
738 phdi->hbm = (lpItem != NULL) ? lpItem->hbm : 0;
740 if (phdi->mask & HDI_FORMAT)
741 phdi->fmt = (lpItem != NULL) ? lpItem->fmt : 0;
743 if (phdi->mask & HDI_WIDTH)
744 phdi->cxy = (lpItem != NULL) ? lpItem->cxy : 0;
746 if (phdi->mask & HDI_LPARAM)
747 phdi->lParam = (lpItem != NULL) ? lpItem->lParam : 0;
749 if (phdi->mask & HDI_TEXT) {
750 if (lpItem == NULL) {
753 else if (lpItem->pszText != LPSTR_TEXTCALLBACKW) {
755 WideCharToMultiByte (CP_ACP, 0, lpItem->pszText, -1,
756 phdi->pszText, phdi->cchTextMax, NULL, NULL);
761 phdi->pszText = LPSTR_TEXTCALLBACKA;
764 if (phdi->mask & HDI_IMAGE)
765 phdi->iImage = (lpItem != NULL) ? lpItem->iImage : 0;
767 if (phdi->mask & HDI_ORDER)
768 phdi->iOrder = (lpItem != NULL) ? lpItem->iOrder : 0;
775 HEADER_GetItemW (HWND hwnd, WPARAM wParam, LPARAM lParam)
777 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
778 HDITEMW *phdi = (HDITEMW*)lParam;
779 INT nItem = (INT)wParam;
785 TRACE("[nItem=%d]\n", nItem);
790 if ((nItem < 0) || (nItem >= (INT)infoPtr->uNumItem)) {
794 lpItem = &infoPtr->items[nItem];
797 if (phdi->mask & HDI_BITMAP)
798 phdi->hbm = (lpItem != NULL) ? lpItem->hbm : 0;
800 if (phdi->mask & HDI_FORMAT)
801 phdi->fmt = (lpItem != NULL) ? lpItem->fmt : 0;
803 if (phdi->mask & HDI_WIDTH)
804 phdi->cxy = (lpItem != NULL) ? lpItem->cxy : 0;
806 if (phdi->mask & HDI_LPARAM)
807 phdi->lParam = (lpItem != NULL) ? lpItem->lParam : 0;
809 if (phdi->mask & HDI_TEXT) {
810 if (lpItem == NULL) {
813 else if (lpItem->pszText != LPSTR_TEXTCALLBACKW) {
815 lstrcpynW (phdi->pszText, lpItem->pszText, phdi->cchTextMax);
820 phdi->pszText = LPSTR_TEXTCALLBACKW;
823 if (phdi->mask & HDI_IMAGE)
824 phdi->iImage = (lpItem != NULL) ? lpItem->iImage : 0;
826 if (phdi->mask & HDI_ORDER)
827 phdi->iOrder = (lpItem != NULL) ? lpItem->iOrder : 0;
833 inline static LRESULT
834 HEADER_GetItemCount (HWND hwnd)
836 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
837 return infoPtr->uNumItem;
842 HEADER_GetItemRect (HWND hwnd, WPARAM wParam, LPARAM lParam)
844 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
845 INT iItem = (INT)wParam;
846 LPRECT lpRect = (LPRECT)lParam;
848 if ((iItem < 0) || (iItem >= (INT)infoPtr->uNumItem))
851 lpRect->left = infoPtr->items[iItem].rect.left;
852 lpRect->right = infoPtr->items[iItem].rect.right;
853 lpRect->top = infoPtr->items[iItem].rect.top;
854 lpRect->bottom = infoPtr->items[iItem].rect.bottom;
861 HEADER_GetOrderArray(HWND hwnd, WPARAM wParam, LPARAM lParam)
863 LPINT order = (LPINT) lParam;
864 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
866 if ((unsigned int)wParam <infoPtr->uNumItem)
869 memcpy(order, infoPtr->order, infoPtr->uNumItem * sizeof(INT));
874 HEADER_SetOrderArray(HWND hwnd, WPARAM wParam, LPARAM lParam)
877 LPINT order = (LPINT) lParam;
878 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
881 if ((unsigned int)wParam <infoPtr->uNumItem)
883 memcpy(infoPtr->order, order, infoPtr->uNumItem * sizeof(INT));
884 for (i=0; i<(int)wParam; i++)
886 lpItem = &infoPtr->items[*order++];
889 infoPtr->bRectsValid=0;
890 InvalidateRect(hwnd, NULL, FALSE);
894 inline static LRESULT
895 HEADER_GetUnicodeFormat (HWND hwnd)
897 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
898 return infoPtr->bUnicode;
903 HEADER_HitTest (HWND hwnd, WPARAM wParam, LPARAM lParam)
905 LPHDHITTESTINFO phti = (LPHDHITTESTINFO)lParam;
907 HEADER_InternalHitTest (hwnd, &phti->pt, &phti->flags, &phti->iItem);
909 if (phti->flags == HHT_NOWHERE)
917 HEADER_InsertItemA (HWND hwnd, WPARAM wParam, LPARAM lParam)
919 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
920 HDITEMA *phdi = (HDITEMA*)lParam;
921 INT nItem = (INT)wParam;
926 if ((phdi == NULL) || (nItem < 0))
929 if (nItem > infoPtr->uNumItem)
930 nItem = infoPtr->uNumItem;
932 iOrder = (phdi->mask & HDI_ORDER) ? phdi->iOrder : nItem;
934 if (infoPtr->uNumItem == 0) {
935 infoPtr->items = Alloc (sizeof (HEADER_ITEM));
936 infoPtr->order = Alloc(sizeof(INT));
940 HEADER_ITEM *oldItems = infoPtr->items;
941 INT *oldOrder = infoPtr->order;
944 infoPtr->items = Alloc (sizeof (HEADER_ITEM) * infoPtr->uNumItem);
946 memcpy (&infoPtr->items[1], &oldItems[0],
947 (infoPtr->uNumItem-1) * sizeof(HEADER_ITEM));
951 /* pre insert copy */
953 memcpy (&infoPtr->items[0], &oldItems[0],
954 nItem * sizeof(HEADER_ITEM));
957 /* post insert copy */
958 if (nItem < infoPtr->uNumItem - 1) {
959 memcpy (&infoPtr->items[nItem+1], &oldItems[nItem],
960 (infoPtr->uNumItem - nItem - 1) * sizeof(HEADER_ITEM));
964 infoPtr->order = Alloc(sizeof(INT) * infoPtr->uNumItem);
965 memcpy(infoPtr->order, oldOrder, iOrder * sizeof(INT));
966 infoPtr->order[iOrder] = nItem;
967 memcpy(&infoPtr->order[iOrder + 1], &oldOrder[iOrder],
968 (infoPtr->uNumItem - iOrder - 1) * sizeof(INT));
974 for (i = 0; i < infoPtr->uNumItem; i++)
976 if (i != iOrder && infoPtr->order[i] >= nItem)
978 infoPtr->items[infoPtr->order[i]].iOrder = infoPtr->order[i];
981 lpItem = &infoPtr->items[nItem];
982 lpItem->bDown = FALSE;
984 if (phdi->mask & HDI_WIDTH)
985 lpItem->cxy = phdi->cxy;
987 if (phdi->mask & HDI_TEXT) {
988 if (!phdi->pszText) /* null pointer check */
990 if (phdi->pszText != LPSTR_TEXTCALLBACKA) {
991 len = MultiByteToWideChar(CP_ACP, 0, phdi->pszText, -1, NULL, 0);
992 lpItem->pszText = Alloc( len*sizeof(WCHAR) );
993 MultiByteToWideChar(CP_ACP, 0, phdi->pszText, -1, lpItem->pszText, len);
996 lpItem->pszText = LPSTR_TEXTCALLBACKW;
999 if (phdi->mask & HDI_FORMAT)
1000 lpItem->fmt = phdi->fmt;
1002 if (lpItem->fmt == 0)
1003 lpItem->fmt = HDF_LEFT;
1005 if (!(lpItem->fmt & HDF_STRING) && (phdi->mask & HDI_TEXT))
1007 lpItem->fmt |= HDF_STRING;
1009 if (phdi->mask & HDI_BITMAP)
1010 lpItem->hbm = phdi->hbm;
1012 if (phdi->mask & HDI_LPARAM)
1013 lpItem->lParam = phdi->lParam;
1015 if (phdi->mask & HDI_IMAGE)
1016 lpItem->iImage = phdi->iImage;
1018 lpItem->iOrder = iOrder;
1020 HEADER_SetItemBounds (hwnd);
1022 InvalidateRect(hwnd, NULL, FALSE);
1029 HEADER_InsertItemW (HWND hwnd, WPARAM wParam, LPARAM lParam)
1031 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1032 HDITEMW *phdi = (HDITEMW*)lParam;
1033 INT nItem = (INT)wParam;
1034 HEADER_ITEM *lpItem;
1038 if ((phdi == NULL) || (nItem < 0))
1041 if (nItem > infoPtr->uNumItem)
1042 nItem = infoPtr->uNumItem;
1044 iOrder = (phdi->mask & HDI_ORDER) ? phdi->iOrder : nItem;
1046 if (infoPtr->uNumItem == 0) {
1047 infoPtr->items = Alloc (sizeof (HEADER_ITEM));
1048 infoPtr->order = Alloc(sizeof(INT));
1049 infoPtr->uNumItem++;
1052 HEADER_ITEM *oldItems = infoPtr->items;
1053 INT *oldOrder = infoPtr->order;
1055 infoPtr->uNumItem++;
1056 infoPtr->items = Alloc (sizeof (HEADER_ITEM) * infoPtr->uNumItem);
1058 memcpy (&infoPtr->items[1], &oldItems[0],
1059 (infoPtr->uNumItem-1) * sizeof(HEADER_ITEM));
1063 /* pre insert copy */
1065 memcpy (&infoPtr->items[0], &oldItems[0],
1066 nItem * sizeof(HEADER_ITEM));
1069 /* post insert copy */
1070 if (nItem < infoPtr->uNumItem - 1) {
1071 memcpy (&infoPtr->items[nItem+1], &oldItems[nItem],
1072 (infoPtr->uNumItem - nItem - 1) * sizeof(HEADER_ITEM));
1076 infoPtr->order = Alloc(infoPtr->uNumItem * sizeof(INT));
1077 memcpy(infoPtr->order, oldOrder, iOrder * sizeof(INT));
1078 infoPtr->order[iOrder] = nItem;
1079 memcpy(&infoPtr->order[iOrder + 1], &oldOrder[iOrder],
1080 (infoPtr->uNumItem - iOrder - 1) * sizeof(INT));
1086 for (i = 0; i < infoPtr->uNumItem; i++)
1088 if (i != iOrder && infoPtr->order[i] >= nItem)
1089 infoPtr->order[i]++;
1090 infoPtr->items[infoPtr->order[i]].iOrder = infoPtr->order[i];
1093 lpItem = &infoPtr->items[nItem];
1094 lpItem->bDown = FALSE;
1096 if (phdi->mask & HDI_WIDTH)
1097 lpItem->cxy = phdi->cxy;
1099 if (phdi->mask & HDI_TEXT) {
1100 WCHAR wide_null_char = 0;
1101 if (!phdi->pszText) /* null pointer check */
1102 phdi->pszText = &wide_null_char;
1103 if (phdi->pszText != LPSTR_TEXTCALLBACKW) {
1104 len = strlenW (phdi->pszText);
1105 lpItem->pszText = Alloc ((len+1)*sizeof(WCHAR));
1106 strcpyW (lpItem->pszText, phdi->pszText);
1109 lpItem->pszText = LPSTR_TEXTCALLBACKW;
1112 if (phdi->mask & HDI_FORMAT)
1113 lpItem->fmt = phdi->fmt;
1115 if (lpItem->fmt == 0)
1116 lpItem->fmt = HDF_LEFT;
1118 if (!(lpItem->fmt &HDF_STRING) && (phdi->mask & HDI_TEXT))
1120 lpItem->fmt |= HDF_STRING;
1122 if (phdi->mask & HDI_BITMAP)
1123 lpItem->hbm = phdi->hbm;
1125 if (phdi->mask & HDI_LPARAM)
1126 lpItem->lParam = phdi->lParam;
1128 if (phdi->mask & HDI_IMAGE)
1129 lpItem->iImage = phdi->iImage;
1131 lpItem->iOrder = iOrder;
1133 HEADER_SetItemBounds (hwnd);
1135 InvalidateRect(hwnd, NULL, FALSE);
1142 HEADER_Layout (HWND hwnd, WPARAM wParam, LPARAM lParam)
1144 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1145 LPHDLAYOUT lpLayout = (LPHDLAYOUT)lParam;
1147 lpLayout->pwpos->hwnd = hwnd;
1148 lpLayout->pwpos->hwndInsertAfter = 0;
1149 lpLayout->pwpos->x = lpLayout->prc->left;
1150 lpLayout->pwpos->y = lpLayout->prc->top;
1151 lpLayout->pwpos->cx = lpLayout->prc->right - lpLayout->prc->left;
1152 if (GetWindowLongW (hwnd, GWL_STYLE) & HDS_HIDDEN)
1153 lpLayout->pwpos->cy = 0;
1155 lpLayout->pwpos->cy = infoPtr->nHeight;
1156 lpLayout->prc->top += infoPtr->nHeight;
1158 lpLayout->pwpos->flags = SWP_NOZORDER;
1160 TRACE("Layout x=%d y=%d cx=%d cy=%d\n",
1161 lpLayout->pwpos->x, lpLayout->pwpos->y,
1162 lpLayout->pwpos->cx, lpLayout->pwpos->cy);
1164 infoPtr->bRectsValid = FALSE;
1171 HEADER_SetImageList (HWND hwnd, HIMAGELIST himl)
1173 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1176 TRACE("(himl 0x%x)\n", (int)himl);
1177 himlOld = infoPtr->himl;
1178 infoPtr->himl = himl;
1180 /* FIXME: Refresh needed??? */
1182 return (LRESULT)himlOld;
1187 HEADER_GetBitmapMargin(HWND hwnd)
1189 HEADER_INFO *infoPtr = HEADER_GetInfoPtr(hwnd);
1191 return infoPtr->iMargin;
1195 HEADER_SetBitmapMargin(HWND hwnd, WPARAM wParam)
1197 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1198 INT oldMargin = infoPtr->iMargin;
1200 infoPtr->iMargin = (INT)wParam;
1206 HEADER_SetItemA (HWND hwnd, WPARAM wParam, LPARAM lParam)
1208 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1209 HDITEMA *phdi = (HDITEMA*)lParam;
1210 INT nItem = (INT)wParam;
1211 HEADER_ITEM *lpItem;
1215 if ((nItem < 0) || (nItem >= (INT)infoPtr->uNumItem))
1218 TRACE("[nItem=%d]\n", nItem);
1220 if (HEADER_SendHeaderNotify (hwnd, HDN_ITEMCHANGINGA, nItem, phdi->mask))
1223 lpItem = &infoPtr->items[nItem];
1224 if (phdi->mask & HDI_BITMAP)
1225 lpItem->hbm = phdi->hbm;
1227 if (phdi->mask & HDI_FORMAT)
1228 lpItem->fmt = phdi->fmt;
1230 if (phdi->mask & HDI_LPARAM)
1231 lpItem->lParam = phdi->lParam;
1233 if (phdi->mask & HDI_TEXT) {
1234 if (phdi->pszText != LPSTR_TEXTCALLBACKA) {
1235 if (lpItem->pszText) {
1236 Free (lpItem->pszText);
1237 lpItem->pszText = NULL;
1239 if (phdi->pszText) {
1240 INT len = MultiByteToWideChar (CP_ACP,0,phdi->pszText,-1,NULL,0);
1241 lpItem->pszText = Alloc( len*sizeof(WCHAR) );
1242 MultiByteToWideChar (CP_ACP,0,phdi->pszText,-1,lpItem->pszText,len);
1246 lpItem->pszText = LPSTR_TEXTCALLBACKW;
1249 if (phdi->mask & HDI_WIDTH)
1250 lpItem->cxy = phdi->cxy;
1252 if (phdi->mask & HDI_IMAGE)
1253 lpItem->iImage = phdi->iImage;
1255 if (phdi->mask & HDI_ORDER)
1259 if (lpItem->iOrder < phdi->iOrder)
1261 memmove(&infoPtr->order[lpItem->iOrder],
1262 &infoPtr->order[lpItem->iOrder + 1],
1263 (phdi->iOrder - lpItem->iOrder) * sizeof(INT));
1265 if (phdi->iOrder < lpItem->iOrder)
1267 memmove(&infoPtr->order[phdi->iOrder + 1],
1268 &infoPtr->order[phdi->iOrder],
1269 (lpItem->iOrder - phdi->iOrder) * sizeof(INT));
1271 infoPtr->order[phdi->iOrder] = nItem;
1272 nMin = min(lpItem->iOrder, phdi->iOrder);
1273 nMax = max(lpItem->iOrder, phdi->iOrder);
1274 for (i = nMin; i <= nMax; i++)
1276 infoPtr->items[infoPtr->order[i]].iOrder = infoPtr->order[i];
1280 HEADER_SendHeaderNotify (hwnd, HDN_ITEMCHANGEDA, nItem, phdi->mask);
1282 HEADER_SetItemBounds (hwnd);
1284 InvalidateRect(hwnd, NULL, FALSE);
1291 HEADER_SetItemW (HWND hwnd, WPARAM wParam, LPARAM lParam)
1293 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1294 HDITEMW *phdi = (HDITEMW*)lParam;
1295 INT nItem = (INT)wParam;
1296 HEADER_ITEM *lpItem;
1300 if ((nItem < 0) || (nItem >= (INT)infoPtr->uNumItem))
1303 TRACE("[nItem=%d]\n", nItem);
1305 if (HEADER_SendHeaderNotify (hwnd, HDN_ITEMCHANGINGW, nItem, phdi->mask))
1308 lpItem = &infoPtr->items[nItem];
1309 if (phdi->mask & HDI_BITMAP)
1310 lpItem->hbm = phdi->hbm;
1312 if (phdi->mask & HDI_FORMAT)
1313 lpItem->fmt = phdi->fmt;
1315 if (phdi->mask & HDI_LPARAM)
1316 lpItem->lParam = phdi->lParam;
1318 if (phdi->mask & HDI_TEXT) {
1319 if (phdi->pszText != LPSTR_TEXTCALLBACKW) {
1320 if (lpItem->pszText) {
1321 Free (lpItem->pszText);
1322 lpItem->pszText = NULL;
1324 if (phdi->pszText) {
1325 INT len = strlenW (phdi->pszText);
1326 lpItem->pszText = Alloc ((len+1)*sizeof(WCHAR));
1327 strcpyW (lpItem->pszText, phdi->pszText);
1331 lpItem->pszText = LPSTR_TEXTCALLBACKW;
1334 if (phdi->mask & HDI_WIDTH)
1335 lpItem->cxy = phdi->cxy;
1337 if (phdi->mask & HDI_IMAGE)
1338 lpItem->iImage = phdi->iImage;
1340 if (phdi->mask & HDI_ORDER)
1344 if (lpItem->iOrder < phdi->iOrder)
1346 memmove(&infoPtr->order[lpItem->iOrder],
1347 &infoPtr->order[lpItem->iOrder + 1],
1348 (phdi->iOrder - lpItem->iOrder) * sizeof(INT));
1350 if (phdi->iOrder < lpItem->iOrder)
1352 memmove(&infoPtr->order[phdi->iOrder + 1],
1353 &infoPtr->order[phdi->iOrder],
1354 (lpItem->iOrder - phdi->iOrder) * sizeof(INT));
1356 infoPtr->order[phdi->iOrder] = nItem;
1357 nMin = min(lpItem->iOrder, phdi->iOrder);
1358 nMax = max(lpItem->iOrder, phdi->iOrder);
1359 for (i = nMin; i <= nMax; i++)
1361 infoPtr->items[infoPtr->order[i]].iOrder = infoPtr->order[i];
1365 HEADER_SendHeaderNotify(hwnd, HDN_ITEMCHANGEDW, nItem, phdi->mask);
1367 HEADER_SetItemBounds (hwnd);
1369 InvalidateRect(hwnd, NULL, FALSE);
1374 inline static LRESULT
1375 HEADER_SetUnicodeFormat (HWND hwnd, WPARAM wParam)
1377 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1378 BOOL bTemp = infoPtr->bUnicode;
1380 infoPtr->bUnicode = (BOOL)wParam;
1387 HEADER_Create (HWND hwnd, WPARAM wParam, LPARAM lParam)
1389 HEADER_INFO *infoPtr;
1394 infoPtr = (HEADER_INFO *)Alloc (sizeof(HEADER_INFO));
1395 SetWindowLongPtrW (hwnd, 0, (DWORD_PTR)infoPtr);
1397 infoPtr->hwndNotify = ((LPCREATESTRUCTA)lParam)->hwndParent;
1398 infoPtr->uNumItem = 0;
1402 infoPtr->bRectsValid = FALSE;
1403 infoPtr->hcurArrow = LoadCursorW (0, (LPWSTR)IDC_ARROW);
1404 infoPtr->hcurDivider = LoadCursorW (COMCTL32_hModule, MAKEINTRESOURCEW(IDC_DIVIDER));
1405 infoPtr->hcurDivopen = LoadCursorW (COMCTL32_hModule, MAKEINTRESOURCEW(IDC_DIVIDEROPEN));
1406 infoPtr->bPressed = FALSE;
1407 infoPtr->bTracking = FALSE;
1408 infoPtr->iMoveItem = 0;
1410 infoPtr->iHotItem = -1;
1411 infoPtr->bUnicode = IsWindowUnicode (hwnd);
1412 infoPtr->iMargin = 3*GetSystemMetrics(SM_CXEDGE);
1413 infoPtr->nNotifyFormat =
1414 SendMessageW (infoPtr->hwndNotify, WM_NOTIFYFORMAT, (WPARAM)hwnd, NF_QUERY);
1417 hOldFont = SelectObject (hdc, GetStockObject (SYSTEM_FONT));
1418 GetTextMetricsW (hdc, &tm);
1419 infoPtr->nHeight = tm.tmHeight + VERT_BORDER;
1420 SelectObject (hdc, hOldFont);
1423 OpenThemeData(hwnd, themeClass);
1430 HEADER_Destroy (HWND hwnd, WPARAM wParam, LPARAM lParam)
1432 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1433 HEADER_ITEM *lpItem;
1437 if (infoPtr->items) {
1438 lpItem = infoPtr->items;
1439 for (nItem = 0; nItem < infoPtr->uNumItem; nItem++, lpItem++) {
1440 if ((lpItem->pszText) && (lpItem->pszText != LPSTR_TEXTCALLBACKW))
1441 Free (lpItem->pszText);
1443 Free (infoPtr->items);
1447 Free(infoPtr->order);
1450 ImageList_Destroy (infoPtr->himl);
1452 SetWindowLongPtrW (hwnd, 0, 0);
1455 theme = GetWindowTheme(hwnd);
1456 CloseThemeData(theme);
1461 static inline LRESULT
1462 HEADER_GetFont (HWND hwnd)
1464 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1466 return (LRESULT)infoPtr->hFont;
1471 HEADER_LButtonDblClk (HWND hwnd, WPARAM wParam, LPARAM lParam)
1477 pt.x = (INT)LOWORD(lParam);
1478 pt.y = (INT)HIWORD(lParam);
1479 HEADER_InternalHitTest (hwnd, &pt, &flags, &nItem);
1481 if ((GetWindowLongW (hwnd, GWL_STYLE) & HDS_BUTTONS) && (flags == HHT_ONHEADER))
1482 HEADER_SendHeaderNotify (hwnd, HDN_ITEMDBLCLICKA, nItem,0);
1483 else if ((flags == HHT_ONDIVIDER) || (flags == HHT_ONDIVOPEN))
1484 HEADER_SendHeaderNotify (hwnd, HDN_DIVIDERDBLCLICKA, nItem,0);
1491 HEADER_LButtonDown (HWND hwnd, WPARAM wParam, LPARAM lParam)
1493 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1494 DWORD dwStyle = GetWindowLongW (hwnd, GWL_STYLE);
1500 pt.x = (INT)LOWORD(lParam);
1501 pt.y = (INT)HIWORD(lParam);
1502 HEADER_InternalHitTest (hwnd, &pt, &flags, &nItem);
1504 if ((dwStyle & HDS_BUTTONS) && (flags == HHT_ONHEADER)) {
1506 infoPtr->bCaptured = TRUE;
1507 infoPtr->bPressed = TRUE;
1508 infoPtr->iMoveItem = nItem;
1510 infoPtr->items[nItem].bDown = TRUE;
1512 /* Send WM_CUSTOMDRAW */
1514 HEADER_RefreshItem (hwnd, hdc, nItem);
1515 ReleaseDC (hwnd, hdc);
1517 TRACE("Pressed item %d!\n", nItem);
1519 else if ((flags == HHT_ONDIVIDER) || (flags == HHT_ONDIVOPEN)) {
1520 if (!(HEADER_SendHeaderNotify (hwnd, HDN_BEGINTRACKA, nItem,0))) {
1522 infoPtr->bCaptured = TRUE;
1523 infoPtr->bTracking = TRUE;
1524 infoPtr->iMoveItem = nItem;
1525 infoPtr->nOldWidth = infoPtr->items[nItem].cxy;
1526 infoPtr->xTrackOffset = infoPtr->items[nItem].rect.right - pt.x;
1528 if (!(dwStyle & HDS_FULLDRAG)) {
1529 infoPtr->xOldTrack = infoPtr->items[nItem].rect.right;
1531 HEADER_DrawTrackLine (hwnd, hdc, infoPtr->xOldTrack);
1532 ReleaseDC (hwnd, hdc);
1535 TRACE("Begin tracking item %d!\n", nItem);
1544 HEADER_LButtonUp (HWND hwnd, WPARAM wParam, LPARAM lParam)
1546 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1548 *DWORD dwStyle = GetWindowLongW (hwnd, GWL_STYLE);
1555 pt.x = (INT)(SHORT)LOWORD(lParam);
1556 pt.y = (INT)(SHORT)HIWORD(lParam);
1557 HEADER_InternalHitTest (hwnd, &pt, &flags, &nItem);
1559 if (infoPtr->bPressed) {
1560 if ((nItem == infoPtr->iMoveItem) && (flags == HHT_ONHEADER)) {
1561 infoPtr->items[infoPtr->iMoveItem].bDown = FALSE;
1563 HEADER_RefreshItem (hwnd, hdc, infoPtr->iMoveItem);
1564 ReleaseDC (hwnd, hdc);
1566 HEADER_SendClickNotify (hwnd, HDN_ITEMCLICKA, infoPtr->iMoveItem);
1568 else if (flags == HHT_ONHEADER)
1570 HEADER_ITEM *lpItem;
1571 INT newindex = HEADER_IndexToOrder(hwnd,nItem);
1572 INT oldindex = HEADER_IndexToOrder(hwnd,infoPtr->iMoveItem);
1574 TRACE("Exchanging [index:order] [%d:%d] [%d:%d]\n",
1575 infoPtr->iMoveItem,oldindex,nItem,newindex);
1576 lpItem= &infoPtr->items[nItem];
1577 lpItem->iOrder=oldindex;
1579 lpItem= &infoPtr->items[infoPtr->iMoveItem];
1580 lpItem->iOrder = newindex;
1582 infoPtr->order[oldindex] = nItem;
1583 infoPtr->order[newindex] = infoPtr->iMoveItem;
1585 infoPtr->bRectsValid = FALSE;
1586 InvalidateRect(hwnd, NULL, FALSE);
1587 /* FIXME: Should some WM_NOTIFY be sent */
1590 TRACE("Released item %d!\n", infoPtr->iMoveItem);
1591 infoPtr->bPressed = FALSE;
1593 else if (infoPtr->bTracking) {
1594 TRACE("End tracking item %d!\n", infoPtr->iMoveItem);
1595 infoPtr->bTracking = FALSE;
1597 HEADER_SendHeaderNotify (hwnd, HDN_ENDTRACKA, infoPtr->iMoveItem,HDI_WIDTH);
1600 * we want to do this even for HDS_FULLDRAG because this is where
1601 * we send the HDN_ITEMCHANGING and HDN_ITEMCHANGED notifications
1603 * if (!(dwStyle & HDS_FULLDRAG)) {
1607 HEADER_DrawTrackLine (hwnd, hdc, infoPtr->xOldTrack);
1608 ReleaseDC (hwnd, hdc);
1609 if (HEADER_SendHeaderNotify(hwnd, HDN_ITEMCHANGINGA, infoPtr->iMoveItem, HDI_WIDTH))
1611 infoPtr->items[infoPtr->iMoveItem].cxy = infoPtr->nOldWidth;
1614 nWidth = pt.x - infoPtr->items[infoPtr->iMoveItem].rect.left + infoPtr->xTrackOffset;
1617 infoPtr->items[infoPtr->iMoveItem].cxy = nWidth;
1620 HEADER_SetItemBounds (hwnd);
1621 InvalidateRect(hwnd, NULL, TRUE);
1622 HEADER_SendHeaderNotify(hwnd, HDN_ITEMCHANGEDA, infoPtr->iMoveItem, HDI_WIDTH);
1628 if (infoPtr->bCaptured) {
1629 infoPtr->bCaptured = FALSE;
1631 HEADER_SendSimpleNotify (hwnd, NM_RELEASEDCAPTURE);
1639 HEADER_NotifyFormat (HWND hwnd, WPARAM wParam, LPARAM lParam)
1641 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1646 return infoPtr->nNotifyFormat;
1649 infoPtr->nNotifyFormat =
1650 SendMessageW ((HWND)wParam, WM_NOTIFYFORMAT,
1651 (WPARAM)hwnd, (LPARAM)NF_QUERY);
1652 return infoPtr->nNotifyFormat;
1660 HEADER_MouseLeave (HWND hwnd, WPARAM wParam, LPARAM lParam)
1662 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1663 /* Reset hot-tracked item when mouse leaves control. */
1664 INT oldHotItem = infoPtr->iHotItem;
1665 HDC hdc = GetDC (hwnd);
1667 infoPtr->iHotItem = -1;
1668 if (oldHotItem != -1) HEADER_RefreshItem (hwnd, hdc, oldHotItem);
1669 ReleaseDC (hwnd, hdc);
1676 HEADER_MouseMove (HWND hwnd, WPARAM wParam, LPARAM lParam)
1678 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1679 DWORD dwStyle = GetWindowLongW (hwnd, GWL_STYLE);
1684 /* With theming, hottracking is always enabled */
1685 BOOL hotTrackEnabled =
1686 ((dwStyle & HDS_BUTTONS) && (dwStyle & HDS_HOTTRACK))
1687 || (GetWindowTheme (hwnd) != NULL);
1688 INT oldHotItem = infoPtr->iHotItem;
1690 pt.x = (INT)(SHORT)LOWORD(lParam);
1691 pt.y = (INT)(SHORT)HIWORD(lParam);
1692 HEADER_InternalHitTest (hwnd, &pt, &flags, &nItem);
1694 if (hotTrackEnabled) {
1695 if (flags & (HHT_ONHEADER | HHT_ONDIVIDER | HHT_ONDIVOPEN))
1696 infoPtr->iHotItem = nItem;
1698 infoPtr->iHotItem = -1;
1701 if (infoPtr->bCaptured) {
1702 if (infoPtr->bPressed) {
1703 BOOL oldState = infoPtr->items[infoPtr->iMoveItem].bDown;
1704 if ((nItem == infoPtr->iMoveItem) && (flags == HHT_ONHEADER))
1705 infoPtr->items[infoPtr->iMoveItem].bDown = TRUE;
1707 infoPtr->items[infoPtr->iMoveItem].bDown = FALSE;
1708 if (oldState != infoPtr->items[infoPtr->iMoveItem].bDown) {
1710 HEADER_RefreshItem (hwnd, hdc, infoPtr->iMoveItem);
1711 ReleaseDC (hwnd, hdc);
1714 TRACE("Moving pressed item %d!\n", infoPtr->iMoveItem);
1716 else if (infoPtr->bTracking) {
1717 if (dwStyle & HDS_FULLDRAG) {
1718 if (HEADER_SendHeaderNotify (hwnd, HDN_TRACKA, infoPtr->iMoveItem, HDI_WIDTH))
1720 nWidth = pt.x - infoPtr->items[infoPtr->iMoveItem].rect.left + infoPtr->xTrackOffset;
1723 infoPtr->items[infoPtr->iMoveItem].cxy = nWidth;
1724 HEADER_SendHeaderNotify(hwnd, HDN_ITEMCHANGEDA, infoPtr->iMoveItem, HDI_WIDTH);
1726 HEADER_SetItemBounds (hwnd);
1730 HEADER_DrawTrackLine (hwnd, hdc, infoPtr->xOldTrack);
1731 infoPtr->xOldTrack = pt.x + infoPtr->xTrackOffset;
1732 if (infoPtr->xOldTrack < infoPtr->items[infoPtr->iMoveItem].rect.left)
1733 infoPtr->xOldTrack = infoPtr->items[infoPtr->iMoveItem].rect.left;
1734 infoPtr->items[infoPtr->iMoveItem].cxy =
1735 infoPtr->xOldTrack - infoPtr->items[infoPtr->iMoveItem].rect.left;
1736 HEADER_DrawTrackLine (hwnd, hdc, infoPtr->xOldTrack);
1737 ReleaseDC (hwnd, hdc);
1738 HEADER_SendHeaderNotify (hwnd, HDN_TRACKA, infoPtr->iMoveItem, HDI_WIDTH);
1741 TRACE("Tracking item %d!\n", infoPtr->iMoveItem);
1745 if (hotTrackEnabled) {
1746 TRACKMOUSEEVENT tme;
1747 if (oldHotItem != infoPtr->iHotItem) {
1749 if (oldHotItem != -1) HEADER_RefreshItem (hwnd, hdc, oldHotItem);
1750 if (infoPtr->iHotItem != -1) HEADER_RefreshItem (hwnd, hdc, infoPtr->iHotItem);
1751 ReleaseDC (hwnd, hdc);
1753 tme.cbSize = sizeof( tme );
1754 tme.dwFlags = TME_LEAVE;
1755 tme.hwndTrack = hwnd;
1756 TrackMouseEvent( &tme );
1764 HEADER_Paint (HWND hwnd, WPARAM wParam)
1769 hdc = wParam==0 ? BeginPaint (hwnd, &ps) : (HDC)wParam;
1770 HEADER_Refresh (hwnd, hdc);
1772 EndPaint (hwnd, &ps);
1778 HEADER_RButtonUp (HWND hwnd, WPARAM wParam, LPARAM lParam)
1783 pt.x = LOWORD(lParam);
1784 pt.y = HIWORD(lParam);
1786 /* Send a Notify message */
1787 bRet = HEADER_SendSimpleNotify (hwnd, NM_RCLICK);
1789 /* Change to screen coordinate for WM_CONTEXTMENU */
1790 ClientToScreen(hwnd, &pt);
1792 /* Send a WM_CONTEXTMENU message in response to the RBUTTONUP */
1793 SendMessageW( hwnd, WM_CONTEXTMENU, (WPARAM) hwnd, MAKELPARAM(pt.x, pt.y));
1800 HEADER_SetCursor (HWND hwnd, WPARAM wParam, LPARAM lParam)
1802 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1807 TRACE("code=0x%X id=0x%X\n", LOWORD(lParam), HIWORD(lParam));
1810 ScreenToClient (hwnd, &pt);
1812 HEADER_InternalHitTest (hwnd, &pt, &flags, &nItem);
1814 if (flags == HHT_ONDIVIDER)
1815 SetCursor (infoPtr->hcurDivider);
1816 else if (flags == HHT_ONDIVOPEN)
1817 SetCursor (infoPtr->hcurDivopen);
1819 SetCursor (infoPtr->hcurArrow);
1826 HEADER_SetFont (HWND hwnd, WPARAM wParam, LPARAM lParam)
1828 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1830 HFONT hFont, hOldFont;
1833 infoPtr->hFont = (HFONT)wParam;
1835 hFont = infoPtr->hFont ? infoPtr->hFont : GetStockObject (SYSTEM_FONT);
1838 hOldFont = SelectObject (hdc, hFont);
1839 GetTextMetricsW (hdc, &tm);
1840 infoPtr->nHeight = tm.tmHeight + VERT_BORDER;
1841 SelectObject (hdc, hOldFont);
1844 infoPtr->bRectsValid = FALSE;
1847 InvalidateRect(hwnd, NULL, FALSE);
1853 /* Update the theme handle after a theme change */
1854 static LRESULT HEADER_ThemeChanged(HWND hwnd)
1856 HTHEME theme = GetWindowTheme(hwnd);
1857 CloseThemeData(theme);
1858 OpenThemeData(hwnd, themeClass);
1859 InvalidateRect(hwnd, NULL, FALSE);
1864 static LRESULT WINAPI
1865 HEADER_WindowProc (HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
1867 TRACE("hwnd=%p msg=%x wparam=%x lParam=%lx\n", hwnd, msg, wParam, lParam);
1868 if (!HEADER_GetInfoPtr (hwnd) && (msg != WM_CREATE))
1869 return DefWindowProcW (hwnd, msg, wParam, lParam);
1871 /* case HDM_CLEARFILTER: */
1873 case HDM_CREATEDRAGIMAGE:
1874 return HEADER_CreateDragImage (hwnd, wParam);
1876 case HDM_DELETEITEM:
1877 return HEADER_DeleteItem (hwnd, wParam);
1879 /* case HDM_EDITFILTER: */
1881 case HDM_GETBITMAPMARGIN:
1882 return HEADER_GetBitmapMargin(hwnd);
1884 case HDM_GETIMAGELIST:
1885 return HEADER_GetImageList (hwnd);
1888 return HEADER_GetItemA (hwnd, wParam, lParam);
1891 return HEADER_GetItemW (hwnd, wParam, lParam);
1893 case HDM_GETITEMCOUNT:
1894 return HEADER_GetItemCount (hwnd);
1896 case HDM_GETITEMRECT:
1897 return HEADER_GetItemRect (hwnd, wParam, lParam);
1899 case HDM_GETORDERARRAY:
1900 return HEADER_GetOrderArray(hwnd, wParam, lParam);
1902 case HDM_GETUNICODEFORMAT:
1903 return HEADER_GetUnicodeFormat (hwnd);
1906 return HEADER_HitTest (hwnd, wParam, lParam);
1908 case HDM_INSERTITEMA:
1909 return HEADER_InsertItemA (hwnd, wParam, lParam);
1911 case HDM_INSERTITEMW:
1912 return HEADER_InsertItemW (hwnd, wParam, lParam);
1915 return HEADER_Layout (hwnd, wParam, lParam);
1917 case HDM_ORDERTOINDEX:
1918 return HEADER_OrderToIndex(hwnd, wParam);
1920 case HDM_SETBITMAPMARGIN:
1921 return HEADER_SetBitmapMargin(hwnd, wParam);
1923 /* case HDM_SETFILTERCHANGETIMEOUT: */
1925 /* case HDM_SETHOTDIVIDER: */
1927 case HDM_SETIMAGELIST:
1928 return HEADER_SetImageList (hwnd, (HIMAGELIST)lParam);
1931 return HEADER_SetItemA (hwnd, wParam, lParam);
1934 return HEADER_SetItemW (hwnd, wParam, lParam);
1936 case HDM_SETORDERARRAY:
1937 return HEADER_SetOrderArray(hwnd, wParam, lParam);
1939 case HDM_SETUNICODEFORMAT:
1940 return HEADER_SetUnicodeFormat (hwnd, wParam);
1943 return HEADER_Create (hwnd, wParam, lParam);
1946 return HEADER_Destroy (hwnd, wParam, lParam);
1952 return DLGC_WANTTAB | DLGC_WANTARROWS;
1955 return HEADER_GetFont (hwnd);
1957 case WM_LBUTTONDBLCLK:
1958 return HEADER_LButtonDblClk (hwnd, wParam, lParam);
1960 case WM_LBUTTONDOWN:
1961 return HEADER_LButtonDown (hwnd, wParam, lParam);
1964 return HEADER_LButtonUp (hwnd, wParam, lParam);
1967 return HEADER_MouseLeave (hwnd, wParam, lParam);
1970 return HEADER_MouseMove (hwnd, wParam, lParam);
1972 case WM_NOTIFYFORMAT:
1973 return HEADER_NotifyFormat (hwnd, wParam, lParam);
1976 return HEADER_Size (hwnd, wParam);
1978 case WM_THEMECHANGED:
1979 return HEADER_ThemeChanged (hwnd);
1982 return HEADER_Paint (hwnd, wParam);
1985 return HEADER_RButtonUp (hwnd, wParam, lParam);
1988 return HEADER_SetCursor (hwnd, wParam, lParam);
1991 return HEADER_SetFont (hwnd, wParam, lParam);
1994 if ((msg >= WM_USER) && (msg < WM_APP))
1995 ERR("unknown msg %04x wp=%04x lp=%08lx\n",
1996 msg, wParam, lParam );
1997 return DefWindowProcA (hwnd, msg, wParam, lParam);
2003 HEADER_Register (void)
2007 ZeroMemory (&wndClass, sizeof(WNDCLASSW));
2008 wndClass.style = CS_GLOBALCLASS | CS_DBLCLKS;
2009 wndClass.lpfnWndProc = HEADER_WindowProc;
2010 wndClass.cbClsExtra = 0;
2011 wndClass.cbWndExtra = sizeof(HEADER_INFO *);
2012 wndClass.hCursor = LoadCursorW (0, (LPWSTR)IDC_ARROW);
2013 wndClass.lpszClassName = WC_HEADERW;
2015 RegisterClassW (&wndClass);
2020 HEADER_Unregister (void)
2022 UnregisterClassW (WC_HEADERW, NULL);