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Bug 707859 PresShell shouldn't synthesize mousemove events during drag r=smaug

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This commit is contained in:
Masayuki Nakano 2012-02-21 12:19:18 +09:00
parent 1013be2159
commit a7583a7dcc
1 changed files with 6 additions and 0 deletions
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6
layout/base/nsPresShell.cpp
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@ -5347,6 +5347,12 @@ static nsIView* FindViewContaining(nsIView* aView, nsPoint aPt)
void
PresShell::ProcessSynthMouseMoveEvent(bool aFromScroll)
{
// If drag session has started, we shouldn't synthesize mousemove event.
nsCOMPtr<nsIDragSession> dragSession = nsContentUtils::GetDragSession();
if (dragSession) {
return;
}
// allow new event to be posted while handling this one only if the
// source of the event is a scroll (to prevent infinite reflow loops)
if (aFromScroll) {