ZoomToolBar.h

Go to the documentation of this file.

/***************************************************************************
          ZoomToolBar.h  -  Toolbar for zoom control
                             -------------------
    begin                : 2014-08-12
    copyright            : (C) 2014 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 ZOOM_TOOL_BAR_H
#define ZOOM_TOOL_BAR_H

#include "config.h"

#include <QObject>
#include <QTimer>

#include <KToolBar>

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

class QAction;
class KComboBox;
class KMainWindow;

namespace Kwave
{

    class FileContext;

    class ZoomToolBar: public KToolBar
    {
        Q_OBJECT
    public:
        ZoomToolBar(KMainWindow *parent, const QString &name);

        virtual ~ZoomToolBar();

    signals:

        void sigCommand(const QString &command);

    public slots:

        void contextSwitched(Kwave::FileContext *context);

        void contextDestroyed(Kwave::FileContext *context);

        void updateToolbar();

        void setZoomInfo(Kwave::FileContext *context, double zoom);

    private slots:

        void selectZoom(int index);

        void zoomSelection() {
            emit sigCommand(_("view:zoom_selection()"));
        }

        void zoomIn() {
            emit sigCommand(_("view:zoom_in()"));
        }

        void zoomOut() {
            emit sigCommand(_("view:zoom_out()"));
        }

        void zoomNormal() {
            emit sigCommand(_("view:zoom_normal()"));
        }

        void zoomAll() {
            emit sigCommand(_("view:zoom_all()"));
        }

    private:

        Kwave::FileContext *m_context;

        QAction *m_action_zoomselection;

        QAction *m_action_zoomin;

        QAction *m_action_zoomout;

        QAction *m_action_zoomnormal;

        QAction *m_action_zoomall;

        QAction *m_action_zoomselect;

        KComboBox *m_zoomselect;

    };

}

#endif /* ZOOM_TOOL_BAR_H */

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