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Reduce toolbar redrawing and flicker by calling RedrawWindow() in 

TOOLBAR_MouseMove() only if hot effect applies to the current hot
button.  Restore bHot flag of hot button in TOOLBAR_LButtonUp() to
restore hot effect properly.
This commit is contained in:
Chris Morgan 2000-05-23 21:11:06 +00:00 committed by Alexandre Julliard
parent 7f90a8c900
commit 7030c5f78a
1 changed files with 11 additions and 3 deletions
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14
dlls/comctl32/toolbar.c
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@ -3159,6 +3159,10 @@ TOOLBAR_LButtonUp (HWND hwnd, WPARAM wParam, LPARAM lParam)
pt.y = (INT)HIWORD(lParam);
nHit = TOOLBAR_InternalHitTest (hwnd, &pt);
/* restore hot effect to hot button disabled by TOOLBAR_LButtonDown() */
if(infoPtr->nHotItem >= 0)
infoPtr->buttons[infoPtr->nHotItem].bHot = TRUE;
if ((infoPtr->bCaptured) && (infoPtr->nButtonDown >= 0)) {
infoPtr->bCaptured = FALSE;
ReleaseCapture ();
@ -3317,10 +3321,14 @@ TOOLBAR_MouseMove (HWND hwnd, WPARAM wParam, LPARAM lParam)
btnPtr = &infoPtr->buttons[nHit];
btnPtr->bHot = TRUE;
RedrawWindow(hwnd,&btnPtr->rect,NULL,
RDW_ERASE|RDW_INVALIDATE|RDW_UPDATENOW);
infoPtr->nHotItem = nHit;
/* only enabled buttons show hot effect */
if(infoPtr->buttons[nHit].fsState & TBSTATE_ENABLED)
{
RedrawWindow(hwnd,&btnPtr->rect,NULL,
RDW_ERASE|RDW_INVALIDATE|RDW_UPDATENOW);
}
}
if (infoPtr->bCaptured) {