ClipBoard.h

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/***************************************************************************
            ClipBoard.h  -  the Kwave clipboard
                             -------------------
    begin                : Tue Jun 26, 2001
    copyright            : (C) 2001 by Thomas Eschenbacher
    email                : Thomas Eschenbacher <thomas.eschenbacher@gmx.de>

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

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#ifndef CLIP_BOARD_H
#define CLIP_BOARD_H

#include "config.h"

#include <QClipboard>
#include <QtGlobal>
#include <QObject>

#include "libkwave/Sample.h"

class QWidget;

namespace Kwave
{

    class SignalManager;

    class Q_DECL_EXPORT ClipBoard: public QObject
    {
        Q_OBJECT
    public:

        ClipBoard();

        virtual ~ClipBoard();

        static ClipBoard &instance();

        void copy(QWidget *widget, Kwave::SignalManager &signal_manager,
                  const QList<unsigned int> &track_list,
                  sample_index_t offset, sample_index_t length);

        bool paste(QWidget *widget, Kwave::SignalManager &signal_manager,
                   sample_index_t offset, sample_index_t length);

        void clear();

        bool isEmpty();

    signals:

        void clipboardChanged(bool data_available);

    public slots:

        void slotChanged(QClipboard::Mode mode);

    private:

        unsigned int m_tracks;

    };
}

#endif /* CLIP_BOARD_H */

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