void TouchEventContext::handleLocalEvents(Event* event) const
{
ASSERT(event->isTouchEvent());
TouchEvent* touchEvent = toTouchEvent(event);
touchEvent->setTouches(m_touches);
touchEvent->setTargetTouches(m_targetTouches);
touchEvent->setChangedTouches(m_changedTouches);
}
bool EventDispatcher::dispatchEvent(Node* origin, PassRefPtr<Event> prpEvent)
{
ASSERT(!NoEventDispatchAssertion::isEventDispatchForbidden());
if (!prpEvent)
return true;
ASSERT(origin);
RefPtr<Node> node(origin);
RefPtr<Event> event(prpEvent);
RefPtr<FrameView> view = node->document().view();
EventPath eventPath(*node, *event);
if (EventTarget* relatedTarget = event->relatedTarget())
eventPath.setRelatedTarget(*node, *relatedTarget);
#if ENABLE(TOUCH_EVENTS) && !PLATFORM(IOS)
if (event->isTouchEvent()) {
if (!eventPath.updateTouchLists(*toTouchEvent(event.get())))
return true;
}
#endif
ChildNodesLazySnapshot::takeChildNodesLazySnapshot();
event->setTarget(&eventTargetRespectingTargetRules(*node));
ASSERT(!NoEventDispatchAssertion::isEventDispatchForbidden());
ASSERT(event->target());
WindowEventContext windowEventContext(node.get(), eventPath.lastContextIfExists());
InputElementClickState clickHandlingState;
if (isHTMLInputElement(node.get()))
toHTMLInputElement(*node).willDispatchEvent(*event, clickHandlingState);
if (!event->propagationStopped() && !eventPath.isEmpty())
dispatchEventInDOM(*event, eventPath, windowEventContext);
event->setTarget(&eventTargetRespectingTargetRules(*node));
event->setCurrentTarget(0);
event->setEventPhase(0);
if (clickHandlingState.stateful)
toHTMLInputElement(*node).didDispatchClickEvent(*event, clickHandlingState);
// Call default event handlers. While the DOM does have a concept of preventing
// default handling, the detail of which handlers are called is an internal
// implementation detail and not part of the DOM.
if (!event->defaultPrevented() && !event->defaultHandled())
callDefaultEventHandlersInTheBubblingOrder(*event, eventPath);
// Ensure that after event dispatch, the event's target object is the
// outermost shadow DOM boundary.
event->setTarget(windowEventContext.target());
event->setCurrentTarget(0);
return !event->defaultPrevented();
}
void TouchEventContext::handleLocalEvents(Event* event) const
{
#ifndef NDEBUG
checkReachability(m_touches.get());
checkReachability(m_targetTouches.get());
checkReachability(m_changedTouches.get());
#endif
ASSERT(event->isTouchEvent());
TouchEvent* touchEvent = toTouchEvent(event);
touchEvent->setTouches(m_touches);
touchEvent->setTargetTouches(m_targetTouches);
touchEvent->setChangedTouches(m_changedTouches);
EventContext::handleLocalEvents(event);
}
TouchEvent* TouchEventDispatchMediator::event() const
{
return toTouchEvent(EventDispatchMediator::event());
}
void SliderContainerElement::defaultEventHandler(Event* event) {
if (event->isTouchEvent()) {
handleTouchEvent(toTouchEvent(event));
return;
}
}