PlayerToolBar.h

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/***************************************************************************
        PlayerToolBar.h  -  Toolbar with control logic for playback/record
                             -------------------
    begin                : 2012-04-23
    copyright            : (C) 2012 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 PLAYER_TOOL_BAR_H
#define PLAYER_TOOL_BAR_H

#include "config.h"

#include <QObject>
#include <QPointer>
#include <QTimer>

#include <KToolBar>

#include "libkwave/LabelList.h"
#include "libkwave/MetaDataList.h"
#include "libkwave/Sample.h"

class QAction;
class KMainWindow;

namespace Kwave
{

    class FileContext;
    class MenuManager;
    class PlaybackController;

    class PlayerToolBar: public KToolBar
    {
        Q_OBJECT
    public:
        PlayerToolBar(KMainWindow *parent, const QString &name,
                      Kwave::MenuManager &menu_manager
        );

        virtual ~PlayerToolBar();

    signals:

        void sigCommand(const QString &command);

        void sigSetMenuItemEnabled(const QString &uid, bool enable);

    public slots:

        void contextSwitched(Kwave::FileContext *context);

        void contextDestroyed(Kwave::FileContext *context);

        int executeCommand(const QString &command);

        void metaDataChanged(Kwave::MetaDataList meta_data);

        void visibleRangeChanged(sample_index_t offset,
                                 sample_index_t visible,
                                 sample_index_t total);

    private slots:

        void toolbarRewindPrev();

        void toolbarRewind();

        void toolbarRecord();

        void toolbarStart();

        void toolbarLoop();

        void playbackPaused();

        void toolbarPause();

        void toolbarStop();

        void blinkPause();

        void toolbarForward();

        void toolbarForwardNext();

        void updateState();

        void updatePlaybackPos(sample_index_t pos);

    private:

        Kwave::FileContext *m_context;

        QAction *m_action_prev;

        QAction *m_action_rewind;

        QAction *m_action_record;

        QAction *m_action_play;

        QAction *m_action_loop;

        QAction *m_action_pause;

        QAction *m_action_stop;

        QAction *m_action_forward;

        QAction *m_action_next;

        QTimer *m_pause_timer;

        bool m_blink_on;

        QPointer<Kwave::PlaybackController> m_playback;

        Kwave::MenuManager &m_menu_manager;

        Kwave::LabelList m_labels;

        unsigned int m_last_tracks;

        sample_index_t m_last_offset;

        sample_index_t m_last_visible;

        sample_index_t m_last_length;

    };

}

#endif /* PLAYER_TOOL_BAR_H */

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