/****************************************************************************

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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

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** Contact: Nokia Corporation (qt-info@nokia.com)

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** No Commercial Usage

** This file contains pre-release code and may not be distributed.

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** contained in the Technology Preview License Agreement accompanying

** this package.

**

** GNU Lesser General Public License Usage

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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

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****************************************************************************/

#ifndef QCOPCHANNEL_QWS_H

#define QCOPCHANNEL_QWS_H

#include <QtCore/qobject.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

#ifndef QT_NO_COP

class QWSClient;

class QCopChannelPrivate;

class Q_GUI_EXPORT QCopChannel : public QObject

{

    Q_OBJECT

public:

    explicit QCopChannel(const QString& channel, QObject *parent=0);

#ifdef QT3_SUPPORT

    QT3_SUPPORT_CONSTRUCTOR QCopChannel(const QString& channel, QObject *parent, const char *name);

#endif

    virtual ~QCopChannel();

    QString channel() const;

    static bool isRegistered(const QString&  channel);

    static bool send(const QString& channel, const QString& msg);

    static bool send(const QString& channel, const QString& msg,

                      const QByteArray &data);

    static bool flush();

    static void sendLocally( const QString& ch, const QString& msg,

                               const QByteArray &data);

    static void reregisterAll();

    virtual void receive(const QString& msg, const QByteArray &data);

Q_SIGNALS:

    void received(const QString& msg, const QByteArray &data);

private:

    void init(const QString& channel);

    // server side

    static void registerChannel(const QString& ch, QWSClient *cl);

    static void detach(QWSClient *cl);

    static void answer(QWSClient *cl, const QString& ch,

                        const QString& msg, const QByteArray &data);

    // client side

    QCopChannelPrivate* d;

    friend class QWSServer;

    friend class QWSServerPrivate;

    friend class QApplication;

};

#endif // QT_NO_COP

QT_END_NAMESPACE

QT_END_HEADER

#endif // QCOPCHANNEL_QWS_H