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**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
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****************************************************************************/

#ifndef JSDEBUGGERAGENT_H
#define JSDEBUGGERAGENT_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include <qscriptengineagent.h>

#include "qt_private/qdeclarativedebugservice_p.h"

#include "qmljsdebugger_global.h"

QT_BEGIN_NAMESPACE
class QScriptValue;
class QDeclarativeEngine;
QT_END_NAMESPACE

namespace QmlJSDebugger {

class JSDebuggerAgentPrivate;

class QMLJSDEBUGGER_EXPORT JSDebuggerAgent
        : public QDeclarativeDebugService
        , public QScriptEngineAgent
{
    Q_OBJECT

public:
    JSDebuggerAgent(QScriptEngine *engine);
    JSDebuggerAgent(QDeclarativeEngine *engine);
    ~JSDebuggerAgent();

    // reimplemented
    void scriptLoad(qint64 id, const QString &program,
                    const QString &fileName, int baseLineNumber);
    void scriptUnload(qint64 id);

    void contextPush();
    void contextPop();

    void functionEntry(qint64 scriptId);
    void functionExit(qint64 scriptId,
                      const QScriptValue &returnValue);

    void positionChange(qint64 scriptId,
                        int lineNumber, int columnNumber);

    void exceptionThrow(qint64 scriptId,
                        const QScriptValue &exception,
                        bool hasHandler);
    void exceptionCatch(qint64 scriptId,
                        const QScriptValue &exception);

    bool supportsExtension(Extension extension) const;
    QVariant extension(Extension extension,
                       const QVariant &argument = QVariant());

    void messageReceived(const QByteArray &);
    void statusChanged(Status status);
    void baseMessageReceived(const QByteArray &message);

public slots:

private:
    JSDebuggerAgentPrivate *d;
};

} // namespace QmlJSDebugger

#endif // JSDEBUGGERAGENT_H
