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_InsertItemT (HWND hwnd, INT nItem, LPHDITEMW phdi, BOOL bUnicode)
919 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
924 if ((phdi == NULL) || (nItem < 0))
927 if (nItem > infoPtr->uNumItem)
928 nItem = infoPtr->uNumItem;
930 iOrder = (phdi->mask & HDI_ORDER) ? phdi->iOrder : nItem;
933 else if (infoPtr->uNumItem < iOrder)
934 iOrder = infoPtr->uNumItem;
936 if (infoPtr->uNumItem == 0) {
937 infoPtr->items = Alloc (sizeof (HEADER_ITEM));
938 infoPtr->order = Alloc(sizeof(INT));
942 HEADER_ITEM *oldItems = infoPtr->items;
943 INT *oldOrder = infoPtr->order;
946 infoPtr->items = Alloc (sizeof (HEADER_ITEM) * infoPtr->uNumItem);
948 memcpy (&infoPtr->items[1], &oldItems[0],
949 (infoPtr->uNumItem-1) * sizeof(HEADER_ITEM));
953 /* pre insert copy */
955 memcpy (&infoPtr->items[0], &oldItems[0],
956 nItem * sizeof(HEADER_ITEM));
959 /* post insert copy */
960 if (nItem < infoPtr->uNumItem - 1) {
961 memcpy (&infoPtr->items[nItem+1], &oldItems[nItem],
962 (infoPtr->uNumItem - nItem - 1) * sizeof(HEADER_ITEM));
966 infoPtr->order = Alloc(sizeof(INT) * infoPtr->uNumItem);
967 memcpy(infoPtr->order, oldOrder, iOrder * sizeof(INT));
968 infoPtr->order[iOrder] = nItem;
969 memcpy(&infoPtr->order[iOrder + 1], &oldOrder[iOrder],
970 (infoPtr->uNumItem - iOrder - 1) * sizeof(INT));
976 for (i = 0; i < infoPtr->uNumItem; i++)
978 if (i != iOrder && infoPtr->order[i] >= nItem)
980 infoPtr->items[infoPtr->order[i]].iOrder = infoPtr->order[i];
983 lpItem = &infoPtr->items[nItem];
984 lpItem->bDown = FALSE;
986 if (phdi->mask & HDI_WIDTH)
987 lpItem->cxy = phdi->cxy;
989 if (phdi->mask & HDI_FORMAT)
990 lpItem->fmt = phdi->fmt;
992 if (lpItem->fmt == 0)
993 lpItem->fmt = HDF_LEFT;
995 if (phdi->mask & HDI_BITMAP)
996 lpItem->hbm = phdi->hbm;
998 if (phdi->mask & HDI_LPARAM)
999 lpItem->lParam = phdi->lParam;
1001 if (phdi->mask & HDI_IMAGE)
1002 lpItem->iImage = phdi->iImage;
1004 if (phdi->mask & HDI_TEXT)
1006 if (!phdi->pszText) /* null pointer check */
1007 phdi->pszText = '\0';
1008 if (phdi->pszText != LPSTR_TEXTCALLBACKW) /* covers != TEXTCALLBACKA too */
1010 Str_SetPtrW(&lpItem->pszText, phdi->pszText);
1012 Str_SetPtrAtoW(&lpItem->pszText, (LPSTR)phdi->pszText);
1014 lpItem->pszText = LPSTR_TEXTCALLBACKW;
1016 lpItem->fmt |= HDF_STRING;
1019 lpItem->iOrder = iOrder;
1021 HEADER_SetItemBounds (hwnd);
1023 InvalidateRect(hwnd, NULL, FALSE);
1030 HEADER_Layout (HWND hwnd, WPARAM wParam, LPARAM lParam)
1032 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1033 LPHDLAYOUT lpLayout = (LPHDLAYOUT)lParam;
1035 lpLayout->pwpos->hwnd = hwnd;
1036 lpLayout->pwpos->hwndInsertAfter = 0;
1037 lpLayout->pwpos->x = lpLayout->prc->left;
1038 lpLayout->pwpos->y = lpLayout->prc->top;
1039 lpLayout->pwpos->cx = lpLayout->prc->right - lpLayout->prc->left;
1040 if (GetWindowLongW (hwnd, GWL_STYLE) & HDS_HIDDEN)
1041 lpLayout->pwpos->cy = 0;
1043 lpLayout->pwpos->cy = infoPtr->nHeight;
1044 lpLayout->prc->top += infoPtr->nHeight;
1046 lpLayout->pwpos->flags = SWP_NOZORDER;
1048 TRACE("Layout x=%d y=%d cx=%d cy=%d\n",
1049 lpLayout->pwpos->x, lpLayout->pwpos->y,
1050 lpLayout->pwpos->cx, lpLayout->pwpos->cy);
1052 infoPtr->bRectsValid = FALSE;
1059 HEADER_SetImageList (HWND hwnd, HIMAGELIST himl)
1061 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1064 TRACE("(himl %p)\n", himl);
1065 himlOld = infoPtr->himl;
1066 infoPtr->himl = himl;
1068 /* FIXME: Refresh needed??? */
1070 return (LRESULT)himlOld;
1075 HEADER_GetBitmapMargin(HWND hwnd)
1077 HEADER_INFO *infoPtr = HEADER_GetInfoPtr(hwnd);
1079 return infoPtr->iMargin;
1083 HEADER_SetBitmapMargin(HWND hwnd, WPARAM wParam)
1085 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1086 INT oldMargin = infoPtr->iMargin;
1088 infoPtr->iMargin = (INT)wParam;
1094 HEADER_SetItemT (HWND hwnd, INT nItem, LPHDITEMW phdi, BOOL bUnicode)
1096 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1097 HEADER_ITEM *lpItem;
1101 if ((nItem < 0) || (nItem >= (INT)infoPtr->uNumItem))
1104 TRACE("[nItem=%d]\n", nItem);
1106 if (HEADER_SendHeaderNotify (hwnd, bUnicode ? HDN_ITEMCHANGINGW : HDN_ITEMCHANGINGA,
1110 lpItem = &infoPtr->items[nItem];
1111 if (phdi->mask & HDI_BITMAP)
1112 lpItem->hbm = phdi->hbm;
1114 if (phdi->mask & HDI_FORMAT)
1115 lpItem->fmt = phdi->fmt;
1117 if (phdi->mask & HDI_LPARAM)
1118 lpItem->lParam = phdi->lParam;
1120 if (phdi->mask & HDI_WIDTH)
1121 lpItem->cxy = phdi->cxy;
1123 if (phdi->mask & HDI_IMAGE)
1124 lpItem->iImage = phdi->iImage;
1126 if (phdi->mask & HDI_TEXT)
1128 if (phdi->pszText != LPSTR_TEXTCALLBACKW) /* covers != TEXTCALLBACKA too */
1130 if (lpItem->pszText)
1132 Free(lpItem->pszText);
1133 lpItem->pszText = NULL;
1138 Str_SetPtrW(&lpItem->pszText, phdi->pszText);
1140 Str_SetPtrAtoW(&lpItem->pszText, (LPSTR)phdi->pszText);
1144 lpItem->pszText = LPSTR_TEXTCALLBACKW;
1147 if (phdi->mask & HDI_ORDER)
1151 if (lpItem->iOrder < phdi->iOrder)
1153 memmove(&infoPtr->order[lpItem->iOrder],
1154 &infoPtr->order[lpItem->iOrder + 1],
1155 (phdi->iOrder - lpItem->iOrder) * sizeof(INT));
1157 if (phdi->iOrder < lpItem->iOrder)
1159 memmove(&infoPtr->order[phdi->iOrder + 1],
1160 &infoPtr->order[phdi->iOrder],
1161 (lpItem->iOrder - phdi->iOrder) * sizeof(INT));
1163 infoPtr->order[phdi->iOrder] = nItem;
1164 nMin = min(lpItem->iOrder, phdi->iOrder);
1165 nMax = max(lpItem->iOrder, phdi->iOrder);
1166 for (i = nMin; i <= nMax; i++)
1168 infoPtr->items[infoPtr->order[i]].iOrder = infoPtr->order[i];
1172 HEADER_SendHeaderNotify (hwnd, bUnicode ? HDN_ITEMCHANGEDW : HDN_ITEMCHANGEDA,
1175 HEADER_SetItemBounds (hwnd);
1177 InvalidateRect(hwnd, NULL, FALSE);
1182 inline static LRESULT
1183 HEADER_SetUnicodeFormat (HWND hwnd, WPARAM wParam)
1185 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1186 BOOL bTemp = infoPtr->bUnicode;
1188 infoPtr->bUnicode = (BOOL)wParam;
1195 HEADER_Create (HWND hwnd, WPARAM wParam, LPARAM lParam)
1197 HEADER_INFO *infoPtr;
1202 infoPtr = (HEADER_INFO *)Alloc (sizeof(HEADER_INFO));
1203 SetWindowLongPtrW (hwnd, 0, (DWORD_PTR)infoPtr);
1205 infoPtr->hwndNotify = ((LPCREATESTRUCTA)lParam)->hwndParent;
1206 infoPtr->uNumItem = 0;
1210 infoPtr->bRectsValid = FALSE;
1211 infoPtr->hcurArrow = LoadCursorW (0, (LPWSTR)IDC_ARROW);
1212 infoPtr->hcurDivider = LoadCursorW (COMCTL32_hModule, MAKEINTRESOURCEW(IDC_DIVIDER));
1213 infoPtr->hcurDivopen = LoadCursorW (COMCTL32_hModule, MAKEINTRESOURCEW(IDC_DIVIDEROPEN));
1214 infoPtr->bPressed = FALSE;
1215 infoPtr->bTracking = FALSE;
1216 infoPtr->iMoveItem = 0;
1218 infoPtr->iHotItem = -1;
1219 infoPtr->bUnicode = IsWindowUnicode (hwnd);
1220 infoPtr->iMargin = 3*GetSystemMetrics(SM_CXEDGE);
1221 infoPtr->nNotifyFormat =
1222 SendMessageW (infoPtr->hwndNotify, WM_NOTIFYFORMAT, (WPARAM)hwnd, NF_QUERY);
1225 hOldFont = SelectObject (hdc, GetStockObject (SYSTEM_FONT));
1226 GetTextMetricsW (hdc, &tm);
1227 infoPtr->nHeight = tm.tmHeight + VERT_BORDER;
1228 SelectObject (hdc, hOldFont);
1231 OpenThemeData(hwnd, themeClass);
1238 HEADER_Destroy (HWND hwnd, WPARAM wParam, LPARAM lParam)
1240 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1241 HEADER_ITEM *lpItem;
1245 if (infoPtr->items) {
1246 lpItem = infoPtr->items;
1247 for (nItem = 0; nItem < infoPtr->uNumItem; nItem++, lpItem++) {
1248 if ((lpItem->pszText) && (lpItem->pszText != LPSTR_TEXTCALLBACKW))
1249 Free (lpItem->pszText);
1251 Free (infoPtr->items);
1255 Free(infoPtr->order);
1258 ImageList_Destroy (infoPtr->himl);
1260 SetWindowLongPtrW (hwnd, 0, 0);
1263 theme = GetWindowTheme(hwnd);
1264 CloseThemeData(theme);
1269 static inline LRESULT
1270 HEADER_GetFont (HWND hwnd)
1272 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1274 return (LRESULT)infoPtr->hFont;
1279 HEADER_LButtonDblClk (HWND hwnd, WPARAM wParam, LPARAM lParam)
1285 pt.x = (INT)LOWORD(lParam);
1286 pt.y = (INT)HIWORD(lParam);
1287 HEADER_InternalHitTest (hwnd, &pt, &flags, &nItem);
1289 if ((GetWindowLongW (hwnd, GWL_STYLE) & HDS_BUTTONS) && (flags == HHT_ONHEADER))
1290 HEADER_SendHeaderNotify (hwnd, HDN_ITEMDBLCLICKA, nItem,0);
1291 else if ((flags == HHT_ONDIVIDER) || (flags == HHT_ONDIVOPEN))
1292 HEADER_SendHeaderNotify (hwnd, HDN_DIVIDERDBLCLICKA, nItem,0);
1299 HEADER_LButtonDown (HWND hwnd, WPARAM wParam, LPARAM lParam)
1301 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1302 DWORD dwStyle = GetWindowLongW (hwnd, GWL_STYLE);
1308 pt.x = (INT)LOWORD(lParam);
1309 pt.y = (INT)HIWORD(lParam);
1310 HEADER_InternalHitTest (hwnd, &pt, &flags, &nItem);
1312 if ((dwStyle & HDS_BUTTONS) && (flags == HHT_ONHEADER)) {
1314 infoPtr->bCaptured = TRUE;
1315 infoPtr->bPressed = TRUE;
1316 infoPtr->iMoveItem = nItem;
1318 infoPtr->items[nItem].bDown = TRUE;
1320 /* Send WM_CUSTOMDRAW */
1322 HEADER_RefreshItem (hwnd, hdc, nItem);
1323 ReleaseDC (hwnd, hdc);
1325 TRACE("Pressed item %d!\n", nItem);
1327 else if ((flags == HHT_ONDIVIDER) || (flags == HHT_ONDIVOPEN)) {
1328 if (!(HEADER_SendHeaderNotify (hwnd, HDN_BEGINTRACKA, nItem,0))) {
1330 infoPtr->bCaptured = TRUE;
1331 infoPtr->bTracking = TRUE;
1332 infoPtr->iMoveItem = nItem;
1333 infoPtr->nOldWidth = infoPtr->items[nItem].cxy;
1334 infoPtr->xTrackOffset = infoPtr->items[nItem].rect.right - pt.x;
1336 if (!(dwStyle & HDS_FULLDRAG)) {
1337 infoPtr->xOldTrack = infoPtr->items[nItem].rect.right;
1339 HEADER_DrawTrackLine (hwnd, hdc, infoPtr->xOldTrack);
1340 ReleaseDC (hwnd, hdc);
1343 TRACE("Begin tracking item %d!\n", nItem);
1352 HEADER_LButtonUp (HWND hwnd, WPARAM wParam, LPARAM lParam)
1354 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1356 *DWORD dwStyle = GetWindowLongW (hwnd, GWL_STYLE);
1363 pt.x = (INT)(SHORT)LOWORD(lParam);
1364 pt.y = (INT)(SHORT)HIWORD(lParam);
1365 HEADER_InternalHitTest (hwnd, &pt, &flags, &nItem);
1367 if (infoPtr->bPressed) {
1368 if ((nItem == infoPtr->iMoveItem) && (flags == HHT_ONHEADER)) {
1369 infoPtr->items[infoPtr->iMoveItem].bDown = FALSE;
1371 HEADER_RefreshItem (hwnd, hdc, infoPtr->iMoveItem);
1372 ReleaseDC (hwnd, hdc);
1374 HEADER_SendClickNotify (hwnd, HDN_ITEMCLICKA, infoPtr->iMoveItem);
1376 else if (flags == HHT_ONHEADER)
1378 HEADER_ITEM *lpItem;
1379 INT newindex = HEADER_IndexToOrder(hwnd,nItem);
1380 INT oldindex = HEADER_IndexToOrder(hwnd,infoPtr->iMoveItem);
1382 TRACE("Exchanging [index:order] [%d:%d] [%d:%d]\n",
1383 infoPtr->iMoveItem,oldindex,nItem,newindex);
1384 lpItem= &infoPtr->items[nItem];
1385 lpItem->iOrder=oldindex;
1387 lpItem= &infoPtr->items[infoPtr->iMoveItem];
1388 lpItem->iOrder = newindex;
1390 infoPtr->order[oldindex] = nItem;
1391 infoPtr->order[newindex] = infoPtr->iMoveItem;
1393 infoPtr->bRectsValid = FALSE;
1394 InvalidateRect(hwnd, NULL, FALSE);
1395 /* FIXME: Should some WM_NOTIFY be sent */
1398 TRACE("Released item %d!\n", infoPtr->iMoveItem);
1399 infoPtr->bPressed = FALSE;
1401 else if (infoPtr->bTracking) {
1402 TRACE("End tracking item %d!\n", infoPtr->iMoveItem);
1403 infoPtr->bTracking = FALSE;
1405 HEADER_SendHeaderNotify (hwnd, HDN_ENDTRACKA, infoPtr->iMoveItem,HDI_WIDTH);
1408 * we want to do this even for HDS_FULLDRAG because this is where
1409 * we send the HDN_ITEMCHANGING and HDN_ITEMCHANGED notifications
1411 * if (!(dwStyle & HDS_FULLDRAG)) {
1415 HEADER_DrawTrackLine (hwnd, hdc, infoPtr->xOldTrack);
1416 ReleaseDC (hwnd, hdc);
1417 if (HEADER_SendHeaderNotify(hwnd, HDN_ITEMCHANGINGA, infoPtr->iMoveItem, HDI_WIDTH))
1419 infoPtr->items[infoPtr->iMoveItem].cxy = infoPtr->nOldWidth;
1422 nWidth = pt.x - infoPtr->items[infoPtr->iMoveItem].rect.left + infoPtr->xTrackOffset;
1425 infoPtr->items[infoPtr->iMoveItem].cxy = nWidth;
1428 HEADER_SetItemBounds (hwnd);
1429 InvalidateRect(hwnd, NULL, TRUE);
1430 HEADER_SendHeaderNotify(hwnd, HDN_ITEMCHANGEDA, infoPtr->iMoveItem, HDI_WIDTH);
1436 if (infoPtr->bCaptured) {
1437 infoPtr->bCaptured = FALSE;
1439 HEADER_SendSimpleNotify (hwnd, NM_RELEASEDCAPTURE);
1447 HEADER_NotifyFormat (HWND hwnd, WPARAM wParam, LPARAM lParam)
1449 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1454 return infoPtr->nNotifyFormat;
1457 infoPtr->nNotifyFormat =
1458 SendMessageW ((HWND)wParam, WM_NOTIFYFORMAT,
1459 (WPARAM)hwnd, (LPARAM)NF_QUERY);
1460 return infoPtr->nNotifyFormat;
1468 HEADER_MouseLeave (HWND hwnd, WPARAM wParam, LPARAM lParam)
1470 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1471 /* Reset hot-tracked item when mouse leaves control. */
1472 INT oldHotItem = infoPtr->iHotItem;
1473 HDC hdc = GetDC (hwnd);
1475 infoPtr->iHotItem = -1;
1476 if (oldHotItem != -1) HEADER_RefreshItem (hwnd, hdc, oldHotItem);
1477 ReleaseDC (hwnd, hdc);
1484 HEADER_MouseMove (HWND hwnd, WPARAM wParam, LPARAM lParam)
1486 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1487 DWORD dwStyle = GetWindowLongW (hwnd, GWL_STYLE);
1492 /* With theming, hottracking is always enabled */
1493 BOOL hotTrackEnabled =
1494 ((dwStyle & HDS_BUTTONS) && (dwStyle & HDS_HOTTRACK))
1495 || (GetWindowTheme (hwnd) != NULL);
1496 INT oldHotItem = infoPtr->iHotItem;
1498 pt.x = (INT)(SHORT)LOWORD(lParam);
1499 pt.y = (INT)(SHORT)HIWORD(lParam);
1500 HEADER_InternalHitTest (hwnd, &pt, &flags, &nItem);
1502 if (hotTrackEnabled) {
1503 if (flags & (HHT_ONHEADER | HHT_ONDIVIDER | HHT_ONDIVOPEN))
1504 infoPtr->iHotItem = nItem;
1506 infoPtr->iHotItem = -1;
1509 if (infoPtr->bCaptured) {
1510 if (infoPtr->bPressed) {
1511 BOOL oldState = infoPtr->items[infoPtr->iMoveItem].bDown;
1512 if ((nItem == infoPtr->iMoveItem) && (flags == HHT_ONHEADER))
1513 infoPtr->items[infoPtr->iMoveItem].bDown = TRUE;
1515 infoPtr->items[infoPtr->iMoveItem].bDown = FALSE;
1516 if (oldState != infoPtr->items[infoPtr->iMoveItem].bDown) {
1518 HEADER_RefreshItem (hwnd, hdc, infoPtr->iMoveItem);
1519 ReleaseDC (hwnd, hdc);
1522 TRACE("Moving pressed item %d!\n", infoPtr->iMoveItem);
1524 else if (infoPtr->bTracking) {
1525 if (dwStyle & HDS_FULLDRAG) {
1526 if (HEADER_SendHeaderNotify (hwnd, HDN_TRACKA, infoPtr->iMoveItem, HDI_WIDTH))
1528 nWidth = pt.x - infoPtr->items[infoPtr->iMoveItem].rect.left + infoPtr->xTrackOffset;
1531 infoPtr->items[infoPtr->iMoveItem].cxy = nWidth;
1532 HEADER_SendHeaderNotify(hwnd, HDN_ITEMCHANGEDA, infoPtr->iMoveItem, HDI_WIDTH);
1534 HEADER_SetItemBounds (hwnd);
1538 HEADER_DrawTrackLine (hwnd, hdc, infoPtr->xOldTrack);
1539 infoPtr->xOldTrack = pt.x + infoPtr->xTrackOffset;
1540 if (infoPtr->xOldTrack < infoPtr->items[infoPtr->iMoveItem].rect.left)
1541 infoPtr->xOldTrack = infoPtr->items[infoPtr->iMoveItem].rect.left;
1542 infoPtr->items[infoPtr->iMoveItem].cxy =
1543 infoPtr->xOldTrack - infoPtr->items[infoPtr->iMoveItem].rect.left;
1544 HEADER_DrawTrackLine (hwnd, hdc, infoPtr->xOldTrack);
1545 ReleaseDC (hwnd, hdc);
1546 HEADER_SendHeaderNotify (hwnd, HDN_TRACKA, infoPtr->iMoveItem, HDI_WIDTH);
1549 TRACE("Tracking item %d!\n", infoPtr->iMoveItem);
1553 if (hotTrackEnabled) {
1554 TRACKMOUSEEVENT tme;
1555 if (oldHotItem != infoPtr->iHotItem) {
1557 if (oldHotItem != -1) HEADER_RefreshItem (hwnd, hdc, oldHotItem);
1558 if (infoPtr->iHotItem != -1) HEADER_RefreshItem (hwnd, hdc, infoPtr->iHotItem);
1559 ReleaseDC (hwnd, hdc);
1561 tme.cbSize = sizeof( tme );
1562 tme.dwFlags = TME_LEAVE;
1563 tme.hwndTrack = hwnd;
1564 TrackMouseEvent( &tme );
1572 HEADER_Paint (HWND hwnd, WPARAM wParam)
1577 hdc = wParam==0 ? BeginPaint (hwnd, &ps) : (HDC)wParam;
1578 HEADER_Refresh (hwnd, hdc);
1580 EndPaint (hwnd, &ps);
1586 HEADER_RButtonUp (HWND hwnd, WPARAM wParam, LPARAM lParam)
1591 pt.x = LOWORD(lParam);
1592 pt.y = HIWORD(lParam);
1594 /* Send a Notify message */
1595 bRet = HEADER_SendSimpleNotify (hwnd, NM_RCLICK);
1597 /* Change to screen coordinate for WM_CONTEXTMENU */
1598 ClientToScreen(hwnd, &pt);
1600 /* Send a WM_CONTEXTMENU message in response to the RBUTTONUP */
1601 SendMessageW( hwnd, WM_CONTEXTMENU, (WPARAM) hwnd, MAKELPARAM(pt.x, pt.y));
1608 HEADER_SetCursor (HWND hwnd, WPARAM wParam, LPARAM lParam)
1610 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1615 TRACE("code=0x%X id=0x%X\n", LOWORD(lParam), HIWORD(lParam));
1618 ScreenToClient (hwnd, &pt);
1620 HEADER_InternalHitTest (hwnd, &pt, &flags, &nItem);
1622 if (flags == HHT_ONDIVIDER)
1623 SetCursor (infoPtr->hcurDivider);
1624 else if (flags == HHT_ONDIVOPEN)
1625 SetCursor (infoPtr->hcurDivopen);
1627 SetCursor (infoPtr->hcurArrow);
1634 HEADER_SetFont (HWND hwnd, WPARAM wParam, LPARAM lParam)
1636 HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
1638 HFONT hFont, hOldFont;
1641 infoPtr->hFont = (HFONT)wParam;
1643 hFont = infoPtr->hFont ? infoPtr->hFont : GetStockObject (SYSTEM_FONT);
1646 hOldFont = SelectObject (hdc, hFont);
1647 GetTextMetricsW (hdc, &tm);
1648 infoPtr->nHeight = tm.tmHeight + VERT_BORDER;
1649 SelectObject (hdc, hOldFont);
1652 infoPtr->bRectsValid = FALSE;
1655 InvalidateRect(hwnd, NULL, FALSE);
1661 /* Update the theme handle after a theme change */
1662 static LRESULT HEADER_ThemeChanged(HWND hwnd)
1664 HTHEME theme = GetWindowTheme(hwnd);
1665 CloseThemeData(theme);
1666 OpenThemeData(hwnd, themeClass);
1667 InvalidateRect(hwnd, NULL, FALSE);
1672 static LRESULT WINAPI
1673 HEADER_WindowProc (HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
1675 TRACE("hwnd=%p msg=%x wparam=%x lParam=%lx\n", hwnd, msg, wParam, lParam);
1676 if (!HEADER_GetInfoPtr (hwnd) && (msg != WM_CREATE))
1677 return DefWindowProcW (hwnd, msg, wParam, lParam);
1679 /* case HDM_CLEARFILTER: */
1681 case HDM_CREATEDRAGIMAGE:
1682 return HEADER_CreateDragImage (hwnd, wParam);
1684 case HDM_DELETEITEM:
1685 return HEADER_DeleteItem (hwnd, wParam);
1687 /* case HDM_EDITFILTER: */
1689 case HDM_GETBITMAPMARGIN:
1690 return HEADER_GetBitmapMargin(hwnd);
1692 case HDM_GETIMAGELIST:
1693 return HEADER_GetImageList (hwnd);
1696 return HEADER_GetItemA (hwnd, wParam, lParam);
1699 return HEADER_GetItemW (hwnd, wParam, lParam);
1701 case HDM_GETITEMCOUNT:
1702 return HEADER_GetItemCount (hwnd);
1704 case HDM_GETITEMRECT:
1705 return HEADER_GetItemRect (hwnd, wParam, lParam);
1707 case HDM_GETORDERARRAY:
1708 return HEADER_GetOrderArray(hwnd, wParam, lParam);
1710 case HDM_GETUNICODEFORMAT:
1711 return HEADER_GetUnicodeFormat (hwnd);
1714 return HEADER_HitTest (hwnd, wParam, lParam);
1716 case HDM_INSERTITEMA:
1717 case HDM_INSERTITEMW:
1718 return HEADER_InsertItemT (hwnd, (INT)wParam, (LPHDITEMW)lParam, msg == HDM_INSERTITEMW);
1721 return HEADER_Layout (hwnd, wParam, lParam);
1723 case HDM_ORDERTOINDEX:
1724 return HEADER_OrderToIndex(hwnd, wParam);
1726 case HDM_SETBITMAPMARGIN:
1727 return HEADER_SetBitmapMargin(hwnd, wParam);
1729 /* case HDM_SETFILTERCHANGETIMEOUT: */
1731 /* case HDM_SETHOTDIVIDER: */
1733 case HDM_SETIMAGELIST:
1734 return HEADER_SetImageList (hwnd, (HIMAGELIST)lParam);
1738 return HEADER_SetItemT (hwnd, (INT)wParam, (LPHDITEMW)lParam, msg == HDM_SETITEMW);
1740 case HDM_SETORDERARRAY:
1741 return HEADER_SetOrderArray(hwnd, wParam, lParam);
1743 case HDM_SETUNICODEFORMAT:
1744 return HEADER_SetUnicodeFormat (hwnd, wParam);
1747 return HEADER_Create (hwnd, wParam, lParam);
1750 return HEADER_Destroy (hwnd, wParam, lParam);
1756 return DLGC_WANTTAB | DLGC_WANTARROWS;
1759 return HEADER_GetFont (hwnd);
1761 case WM_LBUTTONDBLCLK:
1762 return HEADER_LButtonDblClk (hwnd, wParam, lParam);
1764 case WM_LBUTTONDOWN:
1765 return HEADER_LButtonDown (hwnd, wParam, lParam);
1768 return HEADER_LButtonUp (hwnd, wParam, lParam);
1771 return HEADER_MouseLeave (hwnd, wParam, lParam);
1774 return HEADER_MouseMove (hwnd, wParam, lParam);
1776 case WM_NOTIFYFORMAT:
1777 return HEADER_NotifyFormat (hwnd, wParam, lParam);
1780 return HEADER_Size (hwnd, wParam);
1782 case WM_THEMECHANGED:
1783 return HEADER_ThemeChanged (hwnd);
1786 return HEADER_Paint (hwnd, wParam);
1789 return HEADER_RButtonUp (hwnd, wParam, lParam);
1792 return HEADER_SetCursor (hwnd, wParam, lParam);
1795 return HEADER_SetFont (hwnd, wParam, lParam);
1798 if ((msg >= WM_USER) && (msg < WM_APP))
1799 ERR("unknown msg %04x wp=%04x lp=%08lx\n",
1800 msg, wParam, lParam );
1801 return DefWindowProcA (hwnd, msg, wParam, lParam);
1807 HEADER_Register (void)
1811 ZeroMemory (&wndClass, sizeof(WNDCLASSW));
1812 wndClass.style = CS_GLOBALCLASS | CS_DBLCLKS;
1813 wndClass.lpfnWndProc = HEADER_WindowProc;
1814 wndClass.cbClsExtra = 0;
1815 wndClass.cbWndExtra = sizeof(HEADER_INFO *);
1816 wndClass.hCursor = LoadCursorW (0, (LPWSTR)IDC_ARROW);
1817 wndClass.lpszClassName = WC_HEADERW;
1819 RegisterClassW (&wndClass);
1824 HEADER_Unregister (void)
1826 UnregisterClassW (WC_HEADERW, NULL);