bool EventTarget::fireEventListeners(Event* event)
{
ASSERT(!EventDispatchForbiddenScope::isEventDispatchForbidden());
ASSERT(event && !event->type().isEmpty());
EventTargetData* d = eventTargetData();
if (!d)
return true;
EventListenerVector* legacyListenersVector = nullptr;
AtomicString legacyTypeName = legacyType(event);
if (!legacyTypeName.isEmpty())
legacyListenersVector = d->eventListenerMap.find(legacyTypeName);
EventListenerVector* listenersVector = d->eventListenerMap.find(event->type());
if (listenersVector) {
fireEventListeners(event, d, *listenersVector);
} else if (legacyListenersVector) {
AtomicString unprefixedTypeName = event->type();
event->setType(legacyTypeName);
fireEventListeners(event, d, *legacyListenersVector);
event->setType(unprefixedTypeName);
}
Editor::countEvent(executionContext(), event);
countLegacyEvents(legacyTypeName, listenersVector, legacyListenersVector);
return !event->defaultPrevented();
}
bool EventTarget::fireEventListeners(Event* event)
{
ASSERT(!EventDispatchForbiddenScope::isEventDispatchForbidden());
ASSERT(event && !event->type().isEmpty());
EventTargetData* d = eventTargetData();
if (!d)
return true;
EventListenerVector* legacyListenersVector = 0;
AtomicString legacyTypeName = legacyType(event);
if (!legacyTypeName.isEmpty())
legacyListenersVector = d->eventListenerMap.find(legacyTypeName);
EventListenerVector* listenersVector = d->eventListenerMap.find(event->type());
if (!RuntimeEnabledFeatures::cssAnimationUnprefixedEnabled() && (event->type() == EventTypeNames::animationiteration || event->type() == EventTypeNames::animationend
|| event->type() == EventTypeNames::animationstart)
// Some code out-there uses custom events to dispatch unprefixed animation events manually,
// we can safely remove all this block when cssAnimationUnprefixedEnabled is always on, this
// is really a special case. DO NOT ADD MORE EVENTS HERE.
&& event->interfaceName() != EventNames::CustomEvent)
listenersVector = 0;
if (listenersVector) {
fireEventListeners(event, d, *listenersVector);
} else if (legacyListenersVector) {
AtomicString unprefixedTypeName = event->type();
event->setType(legacyTypeName);
fireEventListeners(event, d, *legacyListenersVector);
event->setType(unprefixedTypeName);
}
Editor::countEvent(executionContext(), event);
countLegacyEvents(legacyTypeName, listenersVector, legacyListenersVector);
return !event->defaultPrevented();
}
