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bug #20504: fix crash when printing. r=joki

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beard%netscape.com 1999-12-02 05:13:56 +00:00
parent 93c0a29f45
commit aaf92bbeb3
1 changed files with 9 additions and 7 deletions
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16
view/src/nsViewManager.cpp
View File

@ -2248,15 +2248,17 @@ void nsViewManager::AddRectToDirtyRegion(nsIView* aView, const nsRect &aRect) co
// Find a view with an associated widget. We'll transform this rect from the
// current view's coordinate system to a "heavyweight" parent view, then convert
// the rect to pixel coordinates, and accumulate the rect into that view's dirty region.
nsRect widgetRect = aRect;
nsIView* widgetView = GetWidgetView(aView);
ViewToWidget(aView, widgetView, widgetRect);
if (widgetView != nsnull) {
nsRect widgetRect = aRect;
ViewToWidget(aView, widgetView, widgetRect);
// Get the dirty region associated with the widget view
nsCOMPtr<nsIRegion> dirtyRegion;
if (NS_SUCCEEDED(widgetView->GetDirtyRegion(*getter_AddRefs(dirtyRegion)))) {
// add this rect to the widget view's dirty region.
dirtyRegion->Union(widgetRect.x, widgetRect.y, widgetRect.width, widgetRect.height);
// Get the dirty region associated with the widget view
nsCOMPtr<nsIRegion> dirtyRegion;
if (NS_SUCCEEDED(widgetView->GetDirtyRegion(*getter_AddRefs(dirtyRegion)))) {
// add this rect to the widget view's dirty region.
dirtyRegion->Union(widgetRect.x, widgetRect.y, widgetRect.width, widgetRect.height);
}
}
}