2 * Copyright (C) 2006, 2008, 2009 Apple Inc. All rights reserved.
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB. If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
21 #ifndef EventListener_h
22 #define EventListener_h
24 #include <wtf/RefCounted.h>
33 class ScriptExecutionContext;
36 class EventListener : public RefCounted<EventListener> {
40 ImageEventListenerType,
41 InspectorDOMAgentType,
42 InspectorDOMStorageResourceType,
43 ObjCEventListenerType,
45 ConditionEventListenerType,
46 GObjectEventListenerType,
47 NativeEventListenerType
50 virtual ~EventListener() { }
51 virtual bool operator==(const EventListener&) = 0;
52 virtual void handleEvent(ScriptExecutionContext*, Event*) = 0;
53 virtual bool wasCreatedFromMarkup() const { return false; }
56 virtual void visitJSFunction(JSC::SlotVisitor&) { }
59 bool isAttribute() const { return virtualisAttribute(); }
60 Type type() const { return m_type; }
63 EventListener(Type type)
69 virtual bool virtualisAttribute() const { return false; }