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LibWeb: Add EventTarget.removeEventListener()

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This commit is contained in:
Andreas Kling 2020-06-21 12:37:34 +02:00
parent d724a12732
commit 244b243d22
3 changed files with 9 additions and 0 deletions
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7
Libraries/LibWeb/DOM/EventTarget.cpp
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@ -42,4 +42,11 @@ void EventTarget::add_event_listener(const FlyString& event_name, NonnullRefPtr<
m_listeners.append({ event_name, move(listener) }); m_listeners.append({ event_name, move(listener) });
} }
void EventTarget::remove_event_listener(const FlyString& event_name, NonnullRefPtr<EventListener> listener)
{
m_listeners.remove_first_matching([&](auto& entry) {
return entry.event_name == event_name && &entry.listener->function() == &listener->function();
});
}
} }

1
Libraries/LibWeb/DOM/EventTarget.h
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@ -44,6 +44,7 @@ public:
void unref() { unref_event_target(); } void unref() { unref_event_target(); }
void add_event_listener(const FlyString& event_name, NonnullRefPtr<EventListener>); void add_event_listener(const FlyString& event_name, NonnullRefPtr<EventListener>);
void remove_event_listener(const FlyString& event_name, NonnullRefPtr<EventListener>);
virtual void dispatch_event(NonnullRefPtr<Event>) = 0; virtual void dispatch_event(NonnullRefPtr<Event>) = 0;

1
Libraries/LibWeb/DOM/EventTarget.idl
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@ -1,5 +1,6 @@
interface EventTarget { interface EventTarget {
void addEventListener(DOMString type, EventListener? callback); void addEventListener(DOMString type, EventListener? callback);
void removeEventListener(DOMString type, EventListener? callback);
} }