PlayBackDialog.h

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/***************************************************************************
       PlayBackDialog.h  -  dialog for configuring the playback
                             -------------------
    begin                : Sun May 13 2001
    copyright            : (C) 2001 by Thomas Eschenbacher
    email                : 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 PLAY_BACK_DIALOG_H
#define PLAY_BACK_DIALOG_H

#include "config.h"

#include <QMap>
#include <QString>

#include "libkwave/PlayBackParam.h"
#include "libkwave/PlayBackTypesMap.h"

#include "libgui/TreeWidgetWrapper.h"

#include "ui_PlayBackDlg.h"

class QTreeWidgetItem;

namespace Kwave
{

    class PlaybackController;
    class PlayBackDevice;
    class Plugin;

    class PlayBackDialog: public QDialog, public Ui::PlayBackDlg
    {
        Q_OBJECT

    public:
        PlayBackDialog(Kwave::Plugin &p,
                       Kwave::PlaybackController &playback_controller,
                       const Kwave::PlayBackParam &params);

        virtual ~PlayBackDialog();

        const Kwave::PlayBackParam &params();

        void setMethod(Kwave::playback_method_t method);

        void setSupportedDevices(QStringList devices);

        inline QString fileFilter() {
            return m_file_filter;
        }

        void setSupportedBits(const QList<unsigned int> &bits);

        void setSupportedChannels(unsigned int min, unsigned int max);

    signals:

        void sigMethodChanged(Kwave::playback_method_t method);

        void sigTestPlayback();

    public slots:

        void setFileFilter(const QString &filter);

        void setDevice(const QString &device);

        void setBitsPerSample(unsigned int bits);

        void setChannels(int channels);

    private slots:

        void methodSelected(int index);

        void setBufferSize(int exp);

        void selectPlaybackDevice();

        void listEntrySelected(QTreeWidgetItem *current,
                               QTreeWidgetItem *previous);

        void listItemExpanded(QTreeWidgetItem *item);

        void updateListSelection();

        void bitsPerSampleSelected(const QString &text);

        void invokeHelp();

    private:

        Kwave::PlaybackController &m_playback_controller;

        Kwave::PlayBackDevice *m_device;

        Kwave::PlayBackParam m_playback_params;

        Kwave::PlayBackTypesMap m_methods_map;

        QString m_file_filter;

        QMap<QTreeWidgetItem *, QString> m_devices_list_map;

        bool m_enable_setDevice;
    };
}

#endif /* _PLAY_BACK_DIALOG_H */

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