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Bug 336587, Crash when window gets destroyed during DOMMouseScroll event, r+sr=bz

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Olli.Pettay%helsinki.fi 2006-05-04 15:15:31 +00:00
parent 653f364c96
commit ab6ce33675
1 changed files with 3 additions and 2 deletions
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5
content/events/src/nsEventStateManager.cpp
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@ -1686,8 +1686,9 @@ nsEventStateManager::DoScrollText(nsPresContext* aPresContext,
return NS_OK;
// Re-resolve |aTargetFrame| in case it was destroyed by the
// DOM event handler above, bug 257998.
aTargetFrame =
aPresContext->GetPresShell()->GetPrimaryFrameFor(targetContent);
// But only if PresShell is still alive, bug 336587.
nsIPresShell* shell = aPresContext->GetPresShell();
aTargetFrame = shell ? shell->GetPrimaryFrameFor(targetContent) : nsnull;
if (!aTargetFrame) {
// Without a frame we can't do the normal ancestor search for a view
// to scroll. Don't fall through to the "passToParent" code at the end