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/*
* Copyright (C) 2001 Peter Kelly (pmk@post.com)
* Copyright (C) 2003, 2008 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef JSEventListener_h
#define JSEventListener_h
#include "EventListener.h"
#include "PlatformString.h"
#include <runtime/Protect.h>
namespace WebCore {
class Event;
class JSDOMGlobalObject;
class Node;
class JSAbstractEventListener : public EventListener {
public:
virtual void handleEvent(Event*, bool isWindowEvent);
virtual bool isInline() const;
virtual JSC::JSObject* listenerObj() const = 0;
virtual JSDOMGlobalObject* globalObject() const = 0;
protected:
JSAbstractEventListener(bool isInline)
: m_isInline(isInline)
{
}
private:
bool m_isInline;
};
class JSUnprotectedEventListener : public JSAbstractEventListener {
public:
static PassRefPtr<JSUnprotectedEventListener> create(JSC::JSObject* listener, JSDOMGlobalObject* globalObject, bool isInline)
{
return adoptRef(new JSUnprotectedEventListener(listener, globalObject, isInline));
}
virtual ~JSUnprotectedEventListener();
virtual JSC::JSObject* listenerObj() const;
virtual JSDOMGlobalObject* globalObject() const;
void clearGlobalObject();
void mark();
private:
JSUnprotectedEventListener(JSC::JSObject* listener, JSDOMGlobalObject*, bool isInline);
JSC::JSObject* m_listener;
JSDOMGlobalObject* m_globalObject;
};
class JSEventListener : public JSAbstractEventListener {
public:
static PassRefPtr<JSEventListener> create(JSC::JSObject* listener, JSDOMGlobalObject* globalObject, bool isInline)
{
return adoptRef(new JSEventListener(listener, globalObject, isInline));
}
virtual ~JSEventListener();
virtual JSC::JSObject* listenerObj() const;
virtual JSDOMGlobalObject* globalObject() const;
void clearGlobalObject();
protected:
JSEventListener(JSC::JSObject* listener, JSDOMGlobalObject*, bool isInline);
mutable JSC::ProtectedPtr<JSC::JSObject> m_listener;
private:
JSC::ProtectedPtr<JSDOMGlobalObject> m_globalObject;
};
class JSLazyEventListener : public JSEventListener {
public:
enum LazyEventListenerType {
HTMLLazyEventListener
#if ENABLE(SVG)
, SVGLazyEventListener
#endif
};
virtual bool wasCreatedFromMarkup() const { return true; }
static PassRefPtr<JSLazyEventListener> create(LazyEventListenerType type, const String& functionName, const String& code, JSDOMGlobalObject* globalObject, Node* node, int lineNumber)
{
return adoptRef(new JSLazyEventListener(type, functionName, code, globalObject, node, lineNumber));
}
virtual JSC::JSObject* listenerObj() const;
protected:
JSLazyEventListener(LazyEventListenerType type, const String& functionName, const String& code, JSDOMGlobalObject*, Node*, int lineNumber);
private:
void parseCode() const;
mutable String m_functionName;
mutable String m_code;
mutable bool m_parsed;
int m_lineNumber;
Node* m_originalNode;
LazyEventListenerType m_type;
};
} // namespace WebCore
#endif // JSEventListener_h
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