| /* |
| * Copyright (C) 2006, 2008, 2009 Apple Inc. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| * |
| */ |
| |
| #pragma once |
| |
| #include <wtf/RefCounted.h> |
| |
| namespace JSC { |
| class JSObject; |
| class SlotVisitor; |
| } |
| |
| namespace WebCore { |
| |
| class ScriptExecutionContext; |
| class Event; |
| |
| class EventListener : public RefCounted<EventListener> { |
| public: |
| enum Type { |
| JSEventListenerType, |
| ImageEventListenerType, |
| ObjCEventListenerType, |
| CPPEventListenerType, |
| ConditionEventListenerType, |
| GObjectEventListenerType, |
| NativeEventListenerType, |
| SVGTRefTargetEventListenerType, |
| }; |
| |
| virtual ~EventListener() = default; |
| virtual bool operator==(const EventListener&) const = 0; |
| virtual void handleEvent(ScriptExecutionContext&, Event&) = 0; |
| virtual bool wasCreatedFromMarkup() const { return false; } |
| |
| virtual void visitJSFunction(JSC::SlotVisitor&) { } |
| |
| virtual bool isAttribute() const { return false; } |
| Type type() const { return m_type; } |
| |
| protected: |
| explicit EventListener(Type type) |
| : m_type(type) |
| { |
| } |
| |
| private: |
| Type m_type; |
| }; |
| |
| } // namespace WebCore |