/*

 * Copyright (C) 2008 Apple Inc. All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 *

 * 1.  Redistributions of source code must retain the above copyright

 *     notice, this list of conditions and the following disclaimer.

 * 2.  Redistributions in binary form must reproduce the above copyright

 *     notice, this list of conditions and the following disclaimer in the

 *     documentation and/or other materials provided with the distribution.

 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of

 *     its contributors may be used to endorse or promote products derived

 *     from this software without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY

 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY

 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 */

#ifndef WebScriptDebugger_h

#define WebScriptDebugger_h

#include <debugger/Debugger.h>

#include <runtime/Protect.h>

#include <wtf/RetainPtr.h>

namespace JSC {

    class DebuggerCallFrame;

    class ExecState;

    class JSGlobalObject;

    class JSObject;

    class ArgList;

    class UString;

}

@class WebScriptCallFrame;

NSString *toNSString(const JSC::UString&);

class WebScriptDebugger : public JSC::Debugger {

public:

    WebScriptDebugger(JSC::JSGlobalObject*);

    void initGlobalCallFrame(const JSC::DebuggerCallFrame&);

    virtual void sourceParsed(JSC::ExecState*, const JSC::SourceCode&, int errorLine, const JSC::UString& errorMsg);

    virtual void callEvent(const JSC::DebuggerCallFrame&, intptr_t sourceID, int lineNumber);

    virtual void atStatement(const JSC::DebuggerCallFrame&, intptr_t sourceID, int lineNumber);

    virtual void returnEvent(const JSC::DebuggerCallFrame&, intptr_t sourceID, int lineNumber);

    virtual void exception(const JSC::DebuggerCallFrame&, intptr_t sourceID, int lineNumber, bool hasHandler);

    virtual void willExecuteProgram(const JSC::DebuggerCallFrame&, intptr_t sourceID, int lineno);

    virtual void didExecuteProgram(const JSC::DebuggerCallFrame&, intptr_t sourceID, int lineno);

    virtual void didReachBreakpoint(const JSC::DebuggerCallFrame&, intptr_t sourceID, int lineno);

    JSC::JSGlobalObject* globalObject() const { return m_globalObject.get(); }

    WebScriptCallFrame *globalCallFrame() const { return m_globalCallFrame.get(); }

private:

    bool m_callingDelegate;

    RetainPtr<WebScriptCallFrame> m_topCallFrame;

    JSC::ProtectedPtr<JSC::JSGlobalObject> m_globalObject;

    RetainPtr<WebScriptCallFrame> m_globalCallFrame;

};

#endif // WebScriptDebugger_h