3 Aug
2005
3 Aug
'05
5:16 p.m.
Merge 16747 from trunk:
Don't use DeleteDC on DC handles returned by GetDC.
Modified: branches/ros-branch-0_2_7/reactos/lib/comctl32/header.c
_____
Modified: branches/ros-branch-0_2_7/reactos/lib/comctl32/header.c
--- branches/ros-branch-0_2_7/reactos/lib/comctl32/header.c
2005-08-03 17:15:48 UTC (rev 17017)
+++ branches/ros-branch-0_2_7/reactos/lib/comctl32/header.c
2005-08-03 17:16:24 UTC (rev 17018)
@@ -1,1849 +1,1849 @@
-/*
- * Header control
- *
- * Copyright 1998 Eric Kohl
- * Copyright 2000 Eric Kohl for CodeWeavers
- * Copyright 2003 Maxime Bellenge
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA
- *
- * TODO:
- * - Imagelist support (partially).
- * - Callback items (under construction).
- * - Hottrack support (partially).
- * - Custom draw support (including Notifications).
- * - Drag and Drop support (including Notifications).
- * - New messages.
- * - Use notification format
- * - Correct the order maintenance code to preserve valid order
- *
- */
-
-#include <stdarg.h>
-#include <string.h>
-
-#include "windef.h"
-#include "winbase.h"
-#include "wine/unicode.h"
-#include "wingdi.h"
-#include "winuser.h"
-#include "winnls.h"
-#include "commctrl.h"
-#include "comctl32.h"
-#include "imagelist.h"
-#include "wine/debug.h"
-
-WINE_DEFAULT_DEBUG_CHANNEL(header);
-
-typedef struct
-{
- INT cxy;
- HBITMAP hbm;
- LPWSTR pszText;
- INT fmt;
- LPARAM lParam;
- INT iImage;
- INT iOrder; /* see documentation of HD_ITEM */
-
- BOOL bDown; /* is item pressed? (used for drawing)
*/
- RECT rect; /* bounding rectangle of the item */
-} HEADER_ITEM;
-
-
-typedef struct
-{
- HWND hwndNotify; /* Owner window to send notifications to
*/
- INT nNotifyFormat; /* format used for WM_NOTIFY messages */
- UINT uNumItem; /* number of items (columns) */
- INT nHeight; /* height of the header (pixels) */
- HFONT hFont; /* handle to the current font */
- HCURSOR hcurArrow; /* handle to the arrow cursor */
- HCURSOR hcurDivider; /* handle to a cursor (used over
dividers) <-|-> */
- HCURSOR hcurDivopen; /* handle to a cursor (used over
dividers) <-||-> */
- BOOL bCaptured; /* Is the mouse captured? */
- BOOL bPressed; /* Is a header item pressed
(down)? */
- BOOL bTracking; /* Is in tracking mode? */
- BOOL bUnicode; /* Unicode flag */
- INT iMoveItem; /* index of tracked item. (Tracking
mode) */
- INT xTrackOffset; /* distance between the right side of
the tracked item and the cursor */
- INT xOldTrack; /* track offset (see above) after the
last WM_MOUSEMOVE */
- INT nOldWidth; /* width of a sizing item after the last
WM_MOUSEMOVE */
- INT iHotItem; /* index of hot item (cursor is
over this item) */
- INT iMargin; /* width of the margin that surrounds a
bitmap */
-
- HIMAGELIST himl; /* handle to an image list (may be 0) */
- HEADER_ITEM *items; /* pointer to array of
HEADER_ITEM's */
- BOOL bRectsValid; /* validity flag for bounding rectangles
*/
-} HEADER_INFO;
-
-
-#define VERT_BORDER 3
-#define DIVIDER_WIDTH 10
-
-#define HEADER_GetInfoPtr(hwnd) ((HEADER_INFO
*)GetWindowLongPtrW(hwnd,0))
-
-
-inline static LRESULT
-HEADER_IndexToOrder (HWND hwnd, INT iItem)
-{
- HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
- HEADER_ITEM *lpItem = &infoPtr->items[iItem];
- return lpItem->iOrder;
-}
-
-
-static INT
-HEADER_OrderToIndex(HWND hwnd, WPARAM wParam)
-{
- HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
- INT iorder = (INT)wParam;
- UINT i;
-
- if ((iorder <0) || iorder >infoPtr->uNumItem)
- return iorder;
- for (i=0; i<infoPtr->uNumItem; i++)
- if (HEADER_IndexToOrder(hwnd,i) == iorder)
- return i;
- return iorder;
-}
-
-static void
-HEADER_SetItemBounds (HWND hwnd)
-{
- HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
- HEADER_ITEM *phdi;
- RECT rect;
- unsigned int i;
- int x;
-
- infoPtr->bRectsValid = TRUE;
-
- if (infoPtr->uNumItem == 0)
- return;
-
- GetClientRect (hwnd, &rect);
-
- x = rect.left;
- for (i = 0; i < infoPtr->uNumItem; i++) {
- phdi = &infoPtr->items[HEADER_OrderToIndex(hwnd,i)];
- phdi->rect.top = rect.top;
- phdi->rect.bottom = rect.bottom;
- phdi->rect.left = x;
- phdi->rect.right = phdi->rect.left +
((phdi->cxy>0)?phdi->cxy:0);
- x = phdi->rect.right;
- }
-}
-
-static LRESULT
-HEADER_Size (HWND hwnd, WPARAM wParam)
-{
- HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
-
- infoPtr->bRectsValid = FALSE;
-
- return 0;
-}
-
-
-static INT
-HEADER_DrawItem (HWND hwnd, HDC hdc, INT iItem, BOOL bHotTrack)
-{
- HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
- HEADER_ITEM *phdi = &infoPtr->items[iItem];
- RECT r;
- INT oldBkMode, cxEdge = GetSystemMetrics(SM_CXEDGE);
-
- TRACE("DrawItem(iItem %d bHotTrack %d unicode flag %d)\n", iItem,
bHotTrack, infoPtr->bUnicode);
-
- if (!infoPtr->bRectsValid)
- HEADER_SetItemBounds(hwnd);
-
- r = phdi->rect;
- if (r.right - r.left == 0)
- return phdi->rect.right;
-
- if (GetWindowLongW (hwnd, GWL_STYLE) & HDS_BUTTONS) {
- if (phdi->bDown) {
- DrawEdge (hdc, &r, BDR_RAISEDOUTER,
- BF_RECT | BF_FLAT | BF_MIDDLE | BF_ADJUST);
- r.left += 2;
- r.top += 2;
- }
- else
- DrawEdge (hdc, &r, EDGE_RAISED,
- BF_RECT | BF_SOFT | BF_MIDDLE | BF_ADJUST);
- }
- else
- DrawEdge (hdc, &r, EDGE_ETCHED, BF_BOTTOM | BF_RIGHT |
BF_ADJUST);
-
- r.left -= cxEdge;
- r.right += cxEdge;
-
- if (phdi->fmt & HDF_OWNERDRAW) {
- DRAWITEMSTRUCT dis;
- dis.CtlType = ODT_HEADER;
- dis.CtlID = GetWindowLongPtrW (hwnd, GWLP_ID);
- dis.itemID = iItem;
- dis.itemAction = ODA_DRAWENTIRE;
- dis.itemState = phdi->bDown ? ODS_SELECTED : 0;
- dis.hwndItem = hwnd;
- dis.hDC = hdc;
- dis.rcItem = r;
- dis.itemData = phdi->lParam;
- oldBkMode = SetBkMode(hdc, TRANSPARENT);
- SendMessageW (infoPtr->hwndNotify, WM_DRAWITEM,
- (WPARAM)dis.CtlID, (LPARAM)&dis);
- if (oldBkMode != TRANSPARENT)
- SetBkMode(hdc, oldBkMode);
- }
- else {
- UINT rw, rh, /* width and height of r */
- *x = NULL, *w = NULL; /* x and width of the pic (bmp or
img) which is part of cnt */
- /* cnt,txt,img,bmp */
- UINT cx, tx, ix, bx,
- cw, tw, iw, bw;
- BITMAP bmp;
-
- cw = tw = iw = bw = 0;
- rw = r.right - r.left;
- rh = r.bottom - r.top;
-
- if (phdi->fmt & HDF_STRING) {
- RECT textRect;
-
- DrawTextW (hdc, phdi->pszText, -1,
- &textRect,
DT_LEFT|DT_VCENTER|DT_SINGLELINE|DT_CALCRECT);
- cw = textRect.right - textRect.left + 2 * infoPtr->iMargin;
- }
-
- if ((phdi->fmt & HDF_IMAGE) && (infoPtr->himl)) {
- iw = infoPtr->himl->cx + 2 * infoPtr->iMargin;
- x = &ix;
- w = &iw;
- }
-
- if ((phdi->fmt & HDF_BITMAP) && (phdi->hbm)) {
- GetObjectW (phdi->hbm, sizeof(BITMAP), (LPVOID)&bmp);
- bw = bmp.bmWidth + 2 * infoPtr->iMargin;
- if (!iw) {
- x = &bx;
- w = &bw;
- }
- }
-
- if (bw || iw)
- cw += *w;
-
- /* align cx using the unclipped cw */
- if ((phdi->fmt & HDF_JUSTIFYMASK) == HDF_LEFT)
- cx = r.left;
- else if ((phdi->fmt & HDF_JUSTIFYMASK) == HDF_CENTER)
- cx = r.left + rw / 2 - cw / 2;
- else /* HDF_RIGHT */
- cx = r.right - cw;
-
- /* clip cx & cw */
- if (cx < r.left)
- cx = r.left;
- if (cx + cw > r.right)
- cw = r.right - cx;
-
- tx = cx + infoPtr->iMargin;
- /* since cw might have changed we have to recalculate tw */
- tw = cw - infoPtr->iMargin * 2;
-
- if (iw || bw) {
- tw -= *w;
- if (phdi->fmt & HDF_BITMAP_ON_RIGHT) {
- /* put pic behind text */
- *x = cx + tw + infoPtr->iMargin * 3;
- } else {
- *x = cx + infoPtr->iMargin;
- /* move text behind pic */
- tx += *w;
- }
- }
-
- if (iw && bw) {
- /* since we're done with the layout we can
- now calculate the position of bmp which
- has no influence on alignment and layout
- because of img */
- if ((phdi->fmt & HDF_JUSTIFYMASK) == HDF_RIGHT)
- bx = cx - bw + infoPtr->iMargin;
- else
- bx = cx + cw + infoPtr->iMargin;
- }
-
- if (iw || bw) {
- HDC hClipDC = GetDC(hwnd);
- HRGN hClipRgn = CreateRectRgn(r.left, r.top, r.right,
r.bottom);
- SelectClipRgn(hClipDC, hClipRgn);
-
- if (bw) {
- HDC hdcBitmap = CreateCompatibleDC (hClipDC);
- SelectObject (hdcBitmap, phdi->hbm);
- BitBlt (hClipDC, bx, r.top + ((INT)rh - bmp.bmHeight) /
2,
- bmp.bmWidth, bmp.bmHeight, hdcBitmap, 0, 0,
SRCCOPY);
- DeleteDC (hdcBitmap);
- }
-
- if (iw) {
- ImageList_DrawEx (infoPtr->himl, phdi->iImage, hClipDC,
- ix, r.top + ((INT)rh -
infoPtr->himl->cy) / 2,
- infoPtr->himl->cx, infoPtr->himl->cy,
CLR_DEFAULT, CLR_DEFAULT, 0);
- }
-
- DeleteObject(hClipRgn);
- DeleteDC(hClipDC);
- }
-
- if (((phdi->fmt & HDF_STRING)
- || (!(phdi->fmt & (HDF_OWNERDRAW|HDF_STRING|HDF_BITMAP|
- HDF_BITMAP_ON_RIGHT|HDF_IMAGE)))) /*
no explicit format specified? */
- && (phdi->pszText)) {
- oldBkMode = SetBkMode(hdc, TRANSPARENT);
- SetTextColor (hdc, (bHotTrack) ? COLOR_HIGHLIGHT :
COLOR_BTNTEXT);
- r.left = tx;
- r.right = tx + tw;
- DrawTextW (hdc, phdi->pszText, -1,
- &r,
DT_LEFT|DT_END_ELLIPSIS|DT_VCENTER|DT_SINGLELINE);
- if (oldBkMode != TRANSPARENT)
- SetBkMode(hdc, oldBkMode);
- }
- }/*Ownerdrawn*/
-
- return phdi->rect.right;
-}
-
-
-static void
-HEADER_Refresh (HWND hwnd, HDC hdc)
-{
- HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
- HFONT hFont, hOldFont;
- RECT rect;
- HBRUSH hbrBk;
- UINT i;
- INT x;
-
- /* get rect for the bar, adjusted for the border */
- GetClientRect (hwnd, &rect);
-
- hFont = infoPtr->hFont ? infoPtr->hFont : GetStockObject
(SYSTEM_FONT);
- hOldFont = SelectObject (hdc, hFont);
-
- /* draw Background */
- hbrBk = GetSysColorBrush(COLOR_3DFACE);
- FillRect(hdc, &rect, hbrBk);
-
- x = rect.left;
- for (i = 0; i < infoPtr->uNumItem; i++) {
- x = HEADER_DrawItem (hwnd, hdc, HEADER_OrderToIndex(hwnd,i),
FALSE);
- }
-
- if ((x <= rect.right) && (infoPtr->uNumItem > 0)) {
- rect.left = x;
- if (GetWindowLongW (hwnd, GWL_STYLE) & HDS_BUTTONS)
- DrawEdge (hdc, &rect, EDGE_RAISED,
BF_TOP|BF_LEFT|BF_BOTTOM|BF_SOFT);
- else
- DrawEdge (hdc, &rect, EDGE_ETCHED, BF_BOTTOM);
- }
-
- SelectObject (hdc, hOldFont);
-}
-
-
-static void
-HEADER_RefreshItem (HWND hwnd, HDC hdc, INT iItem)
-{
- HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
- HFONT hFont, hOldFont;
-
- hFont = infoPtr->hFont ? infoPtr->hFont : GetStockObject
(SYSTEM_FONT);
- hOldFont = SelectObject (hdc, hFont);
- HEADER_DrawItem (hwnd, hdc, iItem, FALSE);
- SelectObject (hdc, hOldFont);
-}
-
-
-static void
-HEADER_InternalHitTest (HWND hwnd, LPPOINT lpPt, UINT *pFlags, INT
*pItem)
-{
- HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
- RECT rect, rcTest;
- UINT iCount;
- INT width;
- BOOL bNoWidth;
-
- GetClientRect (hwnd, &rect);
-
- *pFlags = 0;
- bNoWidth = FALSE;
- if (PtInRect (&rect, *lpPt))
- {
- if (infoPtr->uNumItem == 0) {
- *pFlags |= HHT_NOWHERE;
- *pItem = 1;
- TRACE("NOWHERE\n");
- return;
- }
- else {
- /* somewhere inside */
- for (iCount = 0; iCount < infoPtr->uNumItem; iCount++) {
- rect = infoPtr->items[iCount].rect;
- width = rect.right - rect.left;
- if (width == 0) {
- bNoWidth = TRUE;
- continue;
- }
- if (PtInRect (&rect, *lpPt)) {
- if (width <= 2 * DIVIDER_WIDTH) {
- *pFlags |= HHT_ONHEADER;
- *pItem = iCount;
- TRACE("ON HEADER %d\n", iCount);
- return;
- }
- if (iCount > 0) {
- rcTest = rect;
- rcTest.right = rcTest.left + DIVIDER_WIDTH;
- if (PtInRect (&rcTest, *lpPt)) {
- if (bNoWidth) {
- *pFlags |= HHT_ONDIVOPEN;
- *pItem = iCount - 1;
- TRACE("ON DIVOPEN %d\n", *pItem);
- return;
- }
- else {
- *pFlags |= HHT_ONDIVIDER;
- *pItem = iCount - 1;
- TRACE("ON DIVIDER %d\n", *pItem);
- return;
- }
- }
- }
- rcTest = rect;
- rcTest.left = rcTest.right - DIVIDER_WIDTH;
- if (PtInRect (&rcTest, *lpPt)) {
- *pFlags |= HHT_ONDIVIDER;
- *pItem = iCount;
- TRACE("ON DIVIDER %d\n", *pItem);
- return;
- }
-
- *pFlags |= HHT_ONHEADER;
- *pItem = iCount;
- TRACE("ON HEADER %d\n", iCount);
- return;
- }
- }
-
- /* check for last divider part (on nowhere) */
- rect = infoPtr->items[infoPtr->uNumItem-1].rect;
- rect.left = rect.right;
- rect.right += DIVIDER_WIDTH;
- if (PtInRect (&rect, *lpPt)) {
- if (bNoWidth) {
- *pFlags |= HHT_ONDIVOPEN;
- *pItem = infoPtr->uNumItem - 1;
- TRACE("ON DIVOPEN %d\n", *pItem);
- return;
- }
- else {
- *pFlags |= HHT_ONDIVIDER;
- *pItem = infoPtr->uNumItem-1;
- TRACE("ON DIVIDER %d\n", *pItem);
- return;
- }
- }
-
- *pFlags |= HHT_NOWHERE;
- *pItem = 1;
- TRACE("NOWHERE\n");
- return;
- }
- }
- else {
- if (lpPt->x < rect.left) {
- TRACE("TO LEFT\n");
- *pFlags |= HHT_TOLEFT;
- }
- else if (lpPt->x > rect.right) {
- TRACE("TO RIGHT\n");
- *pFlags |= HHT_TORIGHT;
- }
-
- if (lpPt->y < rect.top) {
- TRACE("ABOVE\n");
- *pFlags |= HHT_ABOVE;
- }
- else if (lpPt->y > rect.bottom) {
- TRACE("BELOW\n");
- *pFlags |= HHT_BELOW;
- }
- }
-
- *pItem = 1;
- TRACE("flags=0x%X\n", *pFlags);
- return;
-}
-
-
-static void
-HEADER_DrawTrackLine (HWND hwnd, HDC hdc, INT x)
-{
- RECT rect;
- HPEN hOldPen;
- INT oldRop;
-
- GetClientRect (hwnd, &rect);
-
- hOldPen = SelectObject (hdc, GetStockObject (BLACK_PEN));
- oldRop = SetROP2 (hdc, R2_XORPEN);
- MoveToEx (hdc, x, rect.top, NULL);
- LineTo (hdc, x, rect.bottom);
- SetROP2 (hdc, oldRop);
- SelectObject (hdc, hOldPen);
-}
-
-
-static BOOL
-HEADER_SendSimpleNotify (HWND hwnd, UINT code)
-{
- HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
- NMHDR nmhdr;
-
- nmhdr.hwndFrom = hwnd;
- nmhdr.idFrom = GetWindowLongPtrW (hwnd, GWLP_ID);
- nmhdr.code = code;
-
- return (BOOL)SendMessageW (infoPtr->hwndNotify, WM_NOTIFY,
- (WPARAM)nmhdr.idFrom,
(LPARAM)&nmhdr);
-}
-
-static BOOL
-HEADER_SendHeaderNotify (HWND hwnd, UINT code, INT iItem, INT mask)
-{
- HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
- NMHEADERA nmhdr;
- HDITEMA nmitem;
-
- nmhdr.hdr.hwndFrom = hwnd;
- nmhdr.hdr.idFrom = GetWindowLongPtrW (hwnd, GWLP_ID);
- nmhdr.hdr.code = code;
- nmhdr.iItem = iItem;
- nmhdr.iButton = 0;
- nmhdr.pitem = &nmitem;
- nmitem.mask = mask;
- nmitem.cxy = infoPtr->items[iItem].cxy;
- nmitem.hbm = infoPtr->items[iItem].hbm;
- nmitem.pszText = NULL;
- nmitem.cchTextMax = 0;
-/* nmitem.pszText = infoPtr->items[iItem].pszText; */
-/* nmitem.cchTextMax = infoPtr->items[iItem].cchTextMax; */
- nmitem.fmt = infoPtr->items[iItem].fmt;
- nmitem.lParam = infoPtr->items[iItem].lParam;
- nmitem.iOrder = infoPtr->items[iItem].iOrder;
- nmitem.iImage = infoPtr->items[iItem].iImage;
-
- return (BOOL)SendMessageW (infoPtr->hwndNotify, WM_NOTIFY,
- (WPARAM)nmhdr.hdr.idFrom,
(LPARAM)&nmhdr);
-}
-
-
-static BOOL
-HEADER_SendClickNotify (HWND hwnd, UINT code, INT iItem)
-{
- HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
- NMHEADERA nmhdr;
-
- nmhdr.hdr.hwndFrom = hwnd;
- nmhdr.hdr.idFrom = GetWindowLongPtrW (hwnd, GWLP_ID);
- nmhdr.hdr.code = code;
- nmhdr.iItem = iItem;
- nmhdr.iButton = 0;
- nmhdr.pitem = NULL;
-
- return (BOOL)SendMessageA (infoPtr->hwndNotify, WM_NOTIFY,
- (WPARAM)nmhdr.hdr.idFrom,
(LPARAM)&nmhdr);
-}
-
-
-static LRESULT
-HEADER_CreateDragImage (HWND hwnd, WPARAM wParam)
-{
- FIXME("empty stub!\n");
- return 0;
-}
-
-
-static LRESULT
-HEADER_DeleteItem (HWND hwnd, WPARAM wParam)
-{
- HEADER_INFO *infoPtr = HEADER_GetInfoPtr(hwnd);
- INT iItem = (INT)wParam;
-
- TRACE("[iItem=%d]\n", iItem);
-
- if ((iItem < 0) || (iItem >= (INT)infoPtr->uNumItem))
- return FALSE;
-
- if (infoPtr->uNumItem == 1) {
- TRACE("Simple delete!\n");
- if (infoPtr->items[0].pszText)
- Free (infoPtr->items[0].pszText);
- Free (infoPtr->items);
- infoPtr->items = 0;
- infoPtr->uNumItem = 0;
- }
- else {
- HEADER_ITEM *oldItems = infoPtr->items;
- HEADER_ITEM *pItem;
- INT i;
- INT iOrder;
- TRACE("Complex delete! [iItem=%d]\n", iItem);
-
- if (infoPtr->items[iItem].pszText)
- Free (infoPtr->items[iItem].pszText);
- iOrder = infoPtr->items[iItem].iOrder;
-
- infoPtr->uNumItem--;
- infoPtr->items = Alloc (sizeof (HEADER_ITEM) *
infoPtr->uNumItem);
- /* pre delete copy */
- if (iItem > 0) {
- memcpy (&infoPtr->items[0], &oldItems[0],
- iItem * sizeof(HEADER_ITEM));
- }
-
- /* post delete copy */
- if (iItem < infoPtr->uNumItem) {
- memcpy (&infoPtr->items[iItem], &oldItems[iItem+1],
- (infoPtr->uNumItem - iItem) * sizeof(HEADER_ITEM));
- }
-
- /* Correct the orders */
- for (i=infoPtr->uNumItem, pItem = infoPtr->items; i; i--,
pItem++)
- {
- if (pItem->iOrder > iOrder)
- pItem->iOrder--;
- }
- Free (oldItems);
- }
-
- HEADER_SetItemBounds (hwnd);
-
- InvalidateRect(hwnd, NULL, FALSE);
-
- return TRUE;
-}
-
-
-static LRESULT
-HEADER_GetImageList (HWND hwnd)
-{
- HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
-
- return (LRESULT)infoPtr->himl;
-}
-
-
-static LRESULT
-HEADER_GetItemA (HWND hwnd, WPARAM wParam, LPARAM lParam)
-{
- HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
- HDITEMA *phdi = (HDITEMA*)lParam;
- INT nItem = (INT)wParam;
- HEADER_ITEM *lpItem;
-
- if (!phdi)
- return FALSE;
-
- TRACE("[nItem=%d]\n", nItem);
-
- if (phdi->mask == 0)
- return TRUE;
-
- if ((nItem < 0) || (nItem >= (INT)infoPtr->uNumItem)) {
- lpItem = NULL;
- }
- else {
- lpItem = &infoPtr->items[nItem];
- }
-
- if (phdi->mask & HDI_BITMAP)
- phdi->hbm = (lpItem != NULL) ? lpItem->hbm : 0;
-
- if (phdi->mask & HDI_FORMAT)
- phdi->fmt = (lpItem != NULL) ? lpItem->fmt : 0;
-
- if (phdi->mask & HDI_WIDTH)
- phdi->cxy = (lpItem != NULL) ? lpItem->cxy : 0;
-
- if (phdi->mask & HDI_LPARAM)
- phdi->lParam = (lpItem != NULL) ? lpItem->lParam : 0;
-
- if (phdi->mask & HDI_TEXT) {
- if (lpItem == NULL) {
- *phdi->pszText = 0;
- }
- else if (lpItem->pszText != LPSTR_TEXTCALLBACKW) {
- if (lpItem->pszText)
- WideCharToMultiByte (CP_ACP, 0, lpItem->pszText, -1,
- phdi->pszText, phdi->cchTextMax,
NULL, NULL);
- else
- *phdi->pszText = 0;
- }
- else
- phdi->pszText = LPSTR_TEXTCALLBACKA;
- }
-
- if (phdi->mask & HDI_IMAGE)
- phdi->iImage = (lpItem != NULL) ? lpItem->iImage : 0;
-
- if (phdi->mask & HDI_ORDER)
- phdi->iOrder = (lpItem != NULL) ? lpItem->iOrder : 0;
-
- return TRUE;
-}
-
-
-static LRESULT
-HEADER_GetItemW (HWND hwnd, WPARAM wParam, LPARAM lParam)
-{
- HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
- HDITEMW *phdi = (HDITEMW*)lParam;
- INT nItem = (INT)wParam;
- HEADER_ITEM *lpItem;
-
- if (!phdi)
- return FALSE;
-
- TRACE("[nItem=%d]\n", nItem);
-
- if (phdi->mask == 0)
- return TRUE;
-
- if ((nItem < 0) || (nItem >= (INT)infoPtr->uNumItem)) {
- lpItem = NULL;
- }
- else {
- lpItem = &infoPtr->items[nItem];
- }
-
- if (phdi->mask & HDI_BITMAP)
- phdi->hbm = (lpItem != NULL) ? lpItem->hbm : 0;
-
- if (phdi->mask & HDI_FORMAT)
- phdi->fmt = (lpItem != NULL) ? lpItem->fmt : 0;
-
- if (phdi->mask & HDI_WIDTH)
- phdi->cxy = (lpItem != NULL) ? lpItem->cxy : 0;
-
- if (phdi->mask & HDI_LPARAM)
- phdi->lParam = (lpItem != NULL) ? lpItem->lParam : 0;
-
- if (phdi->mask & HDI_TEXT) {
- if (lpItem == NULL) {
- *phdi->pszText = 0;
- }
- else if (lpItem->pszText != LPSTR_TEXTCALLBACKW) {
- if (lpItem->pszText)
- lstrcpynW (phdi->pszText, lpItem->pszText,
phdi->cchTextMax);
- else
- *phdi->pszText = 0;
- }
- else
- phdi->pszText = LPSTR_TEXTCALLBACKW;
- }
-
- if (phdi->mask & HDI_IMAGE)
- phdi->iImage = (lpItem != NULL) ? lpItem->iImage : 0;
-
- if (phdi->mask & HDI_ORDER)
- phdi->iOrder = (lpItem != NULL) ? lpItem->iOrder : 0;
-
- return TRUE;
-}
-
-
-inline static LRESULT
-HEADER_GetItemCount (HWND hwnd)
-{
- HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
- return infoPtr->uNumItem;
-}
-
-
-static LRESULT
-HEADER_GetItemRect (HWND hwnd, WPARAM wParam, LPARAM lParam)
-{
- HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
- INT iItem = (INT)wParam;
- LPRECT lpRect = (LPRECT)lParam;
-
- if ((iItem < 0) || (iItem >= (INT)infoPtr->uNumItem))
- return FALSE;
-
- lpRect->left = infoPtr->items[iItem].rect.left;
- lpRect->right = infoPtr->items[iItem].rect.right;
- lpRect->top = infoPtr->items[iItem].rect.top;
- lpRect->bottom = infoPtr->items[iItem].rect.bottom;
-
- return TRUE;
-}
-
-
-static LRESULT
-HEADER_GetOrderArray(HWND hwnd, WPARAM wParam, LPARAM lParam)
-{
- int i;
- LPINT order = (LPINT) lParam;
- HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
-
- if ((unsigned int)wParam <infoPtr->uNumItem)
- return FALSE;
- for (i=0; i<(int)wParam; i++)
- *order++=HEADER_OrderToIndex(hwnd,i);
- return TRUE;
-}
-
-static LRESULT
-HEADER_SetOrderArray(HWND hwnd, WPARAM wParam, LPARAM lParam)
-{
- int i;
- LPINT order = (LPINT) lParam;
- HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
- HEADER_ITEM *lpItem;
-
- if ((unsigned int)wParam <infoPtr->uNumItem)
- return FALSE;
- for (i=0; i<(int)wParam; i++)
- {
- lpItem = &infoPtr->items[*order++];
- lpItem->iOrder=i;
- }
- infoPtr->bRectsValid=0;
- InvalidateRect(hwnd, NULL, FALSE);
- return TRUE;
-}
-
-inline static LRESULT
-HEADER_GetUnicodeFormat (HWND hwnd)
-{
- HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
- return infoPtr->bUnicode;
-}
-
-
-static LRESULT
-HEADER_HitTest (HWND hwnd, WPARAM wParam, LPARAM lParam)
-{
- LPHDHITTESTINFO phti = (LPHDHITTESTINFO)lParam;
-
- HEADER_InternalHitTest (hwnd, &phti->pt, &phti->flags,
&phti->iItem);
-
- if (phti->flags == HHT_NOWHERE)
- return -1;
- else
- return phti->iItem;
-}
-
-
-static LRESULT
-HEADER_InsertItemA (HWND hwnd, WPARAM wParam, LPARAM lParam)
-{
- HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
- HDITEMA *phdi = (HDITEMA*)lParam;
- INT nItem = (INT)wParam;
- HEADER_ITEM *lpItem;
- INT len, iOrder;
- UINT i;
-
- if ((phdi == NULL) || (nItem < 0))
- return -1;
-
- if (nItem > infoPtr->uNumItem)
- nItem = infoPtr->uNumItem;
-
- iOrder = (phdi->mask & HDI_ORDER) ? phdi->iOrder : nItem;
-
- if (infoPtr->uNumItem == 0) {
- infoPtr->items = Alloc (sizeof (HEADER_ITEM));
- infoPtr->uNumItem++;
- }
- else {
- HEADER_ITEM *oldItems = infoPtr->items;
-
- infoPtr->uNumItem++;
- infoPtr->items = Alloc (sizeof (HEADER_ITEM) *
infoPtr->uNumItem);
- if (nItem == 0) {
- memcpy (&infoPtr->items[1], &oldItems[0],
- (infoPtr->uNumItem-1) * sizeof(HEADER_ITEM));
- }
- else
- {
- /* pre insert copy */
- if (nItem > 0) {
- memcpy (&infoPtr->items[0], &oldItems[0],
- nItem * sizeof(HEADER_ITEM));
- }
-
- /* post insert copy */
- if (nItem < infoPtr->uNumItem - 1) {
- memcpy (&infoPtr->items[nItem+1], &oldItems[nItem],
- (infoPtr->uNumItem - nItem - 1) *
sizeof(HEADER_ITEM));
- }
- }
-
- Free (oldItems);
- }
-
- for (i=0; i < infoPtr->uNumItem; i++)
- {
- if (infoPtr->items[i].iOrder >= iOrder)
- infoPtr->items[i].iOrder++;
- }
-
- lpItem = &infoPtr->items[nItem];
- lpItem->bDown = FALSE;
-
- if (phdi->mask & HDI_WIDTH)
- lpItem->cxy = phdi->cxy;
-
- if (phdi->mask & HDI_TEXT) {
- if (!phdi->pszText) /* null pointer check */
- phdi->pszText = "";
- if (phdi->pszText != LPSTR_TEXTCALLBACKA) {
- len = MultiByteToWideChar(CP_ACP, 0, phdi->pszText, -1,
NULL, 0);
- lpItem->pszText = Alloc( len*sizeof(WCHAR) );
- MultiByteToWideChar(CP_ACP, 0, phdi->pszText, -1,
lpItem->pszText, len);
- }
- else
- lpItem->pszText = LPSTR_TEXTCALLBACKW;
- }
-
- if (phdi->mask & HDI_FORMAT)
- lpItem->fmt = phdi->fmt;
-
- if (lpItem->fmt == 0)
- lpItem->fmt = HDF_LEFT;
-
- if (!(lpItem->fmt & HDF_STRING) && (phdi->mask & HDI_TEXT))
- {
- lpItem->fmt |= HDF_STRING;
- }
- if (phdi->mask & HDI_BITMAP)
- lpItem->hbm = phdi->hbm;
-
- if (phdi->mask & HDI_LPARAM)
- lpItem->lParam = phdi->lParam;
-
- if (phdi->mask & HDI_IMAGE)
- lpItem->iImage = phdi->iImage;
-
- lpItem->iOrder = iOrder;
-
- HEADER_SetItemBounds (hwnd);
-
- InvalidateRect(hwnd, NULL, FALSE);
-
- return nItem;
-}
-
-
-static LRESULT
-HEADER_InsertItemW (HWND hwnd, WPARAM wParam, LPARAM lParam)
-{
- HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
- HDITEMW *phdi = (HDITEMW*)lParam;
- INT nItem = (INT)wParam;
- HEADER_ITEM *lpItem;
- INT len, iOrder;
- UINT i;
-
- if ((phdi == NULL) || (nItem < 0))
- return -1;
-
- if (nItem > infoPtr->uNumItem)
- nItem = infoPtr->uNumItem;
-
- iOrder = (phdi->mask & HDI_ORDER) ? phdi->iOrder : nItem;
-
- if (infoPtr->uNumItem == 0) {
- infoPtr->items = Alloc (sizeof (HEADER_ITEM));
- infoPtr->uNumItem++;
- }
- else {
- HEADER_ITEM *oldItems = infoPtr->items;
-
- infoPtr->uNumItem++;
- infoPtr->items = Alloc (sizeof (HEADER_ITEM) *
infoPtr->uNumItem);
- if (nItem == 0) {
- memcpy (&infoPtr->items[1], &oldItems[0],
- (infoPtr->uNumItem-1) * sizeof(HEADER_ITEM));
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navaraf＠svn.reactos.com