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Fixed crash of WinZip 8.0 due to invalid image list handle.

This commit is contained in:
Eric Kohl 2000-12-13 01:52:23 +00:00 committed by Alexandre Julliard
parent 7c55d77067
commit 4718b6d09d
1 changed files with 9 additions and 4 deletions
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13
dlls/comctl32/header.c
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@ -144,6 +144,8 @@ HEADER_DrawItem (HWND hwnd, HDC hdc, INT iItem, BOOL bHotTrack)
RECT r;
INT oldBkMode;
TRACE("DrawItem(iItem %d bHotTrack %d)\n", iItem, bHotTrack);
if (!infoPtr->bRectsValid)
HEADER_SetItemBounds(hwnd);
@ -275,7 +277,7 @@ HEADER_DrawItem (HWND hwnd, HDC hdc, INT iItem, BOOL bHotTrack)
DeleteDC (hdcBitmap);
}
if (phdi->fmt & HDF_IMAGE) {
if ((phdi->fmt & HDF_IMAGE) && (infoPtr->himl)) {
r.left +=3;
/* FIXME: (r.bottom- (infoPtr->himl->cy))/2 should horicontal center the image
It looks like it doesn't work as expected*/
@ -1025,13 +1027,14 @@ HEADER_Layout (HWND hwnd, WPARAM wParam, LPARAM lParam)
static LRESULT
HEADER_SetImageList (HWND hwnd, WPARAM wParam, LPARAM lParam)
HEADER_SetImageList (HWND hwnd, HIMAGELIST himl)
{
HEADER_INFO *infoPtr = HEADER_GetInfoPtr (hwnd);
HIMAGELIST himlOld;
TRACE("(himl 0x%x)\n", (int)himl);
himlOld = infoPtr->himl;
infoPtr->himl = (HIMAGELIST)lParam;
infoPtr->himl = himl;
/* FIXME: Refresh needed??? */
@ -1395,7 +1398,9 @@ HEADER_LButtonUp (HWND hwnd, WPARAM wParam, LPARAM lParam)
HEADER_DrawTrackLine (hwnd, hdc, infoPtr->xOldTrack);
ReleaseDC (hwnd, hdc);
if (HEADER_SendHeaderNotify(hwnd, HDN_ITEMCHANGINGA, infoPtr->iMoveItem, HDI_WIDTH))
{
infoPtr->items[infoPtr->iMoveItem].cxy = infoPtr->nOldWidth;
}
else {
nWidth = pt.x - infoPtr->items[infoPtr->iMoveItem].rect.left + infoPtr->xTrackOffset;
if (nWidth < 0)
@ -1667,7 +1672,7 @@ HEADER_WindowProc (HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
/* case HDM_SETHOTDIVIDER: */
case HDM_SETIMAGELIST:
return HEADER_SetImageList (hwnd, wParam, lParam);
return HEADER_SetImageList (hwnd, (HIMAGELIST)lParam);
case HDM_SETITEMA:
return HEADER_SetItemA (hwnd, wParam, lParam);