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Bug 1317030 - Removing/reattaching an element from the DOM triggers spurious mouseenter events

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native in moebius
This commit is contained in:
janekptacijarabaci 2018-04-20 19:16:00 +02:00 • committed by Roy Tam
commit e71635b5ee
1 changed files with 3 additions and 1 deletions
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4
dom/events/EventStateManager.cpp
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@ -4034,7 +4034,7 @@ public:
} }
} }
~EnterLeaveDispatcher() void Dispatch()
{ {
if (mEventMessage == eMouseEnter || mEventMessage == ePointerEnter) { if (mEventMessage == eMouseEnter || mEventMessage == ePointerEnter) {
for (int32_t i = mTargets.Count() - 1; i >= 0; --i) { for (int32_t i = mTargets.Count() - 1; i >= 0; --i) {
@ -4119,6 +4119,7 @@ EventStateManager::NotifyMouseOut(WidgetMouseEvent* aMouseEvent,
// Fire mouseout // Fire mouseout
DispatchMouseOrPointerEvent(aMouseEvent, isPointer ? ePointerOut : eMouseOut, DispatchMouseOrPointerEvent(aMouseEvent, isPointer ? ePointerOut : eMouseOut,
wrapper->mLastOverElement, aMovingInto); wrapper->mLastOverElement, aMovingInto);
leaveDispatcher.Dispatch();
wrapper->mLastOverFrame = nullptr; wrapper->mLastOverFrame = nullptr;
wrapper->mLastOverElement = nullptr; wrapper->mLastOverElement = nullptr;
@ -4193,6 +4194,7 @@ EventStateManager::NotifyMouseOver(WidgetMouseEvent* aMouseEvent,
DispatchMouseOrPointerEvent(aMouseEvent, DispatchMouseOrPointerEvent(aMouseEvent,
isPointer ? ePointerOver : eMouseOver, isPointer ? ePointerOver : eMouseOver,
aContent, lastOverElement); aContent, lastOverElement);
enterDispatcher->Dispatch();
wrapper->mLastOverElement = aContent; wrapper->mLastOverElement = aContent;
} else { } else {
wrapper->mLastOverFrame = nullptr; wrapper->mLastOverFrame = nullptr;