File indexing completed on 2021-12-21 13:28:03

0001 /**
0002  * Copyright (c) 2009 Nikolaj Hald Nielsen <nhn@kde.org>
0003  * Copyright (c) 2009 Mark Kretschmann <kretschmann@kde.org>
0004  *
0005  * This program is free software; you can redistribute it and/or modify it under
0006  * the terms of the GNU General Public License as published by the Free Software
0007  * Foundation; either version 2 of the License, or (at your option) any later
0008  * version.
0009  *
0010  * This program is distributed in the hope that it will be useful, but WITHOUT ANY
0011  * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
0012  * PARTICULAR PURPOSE. See the GNU General Public License for more details.
0013  *
0014  * You should have received a copy of the GNU General Public License along with
0015  * this program.  If not, see <http://www.gnu.org/licenses/>.
0016  */
0017 
0018 #ifndef VOLUMEPOPUPBUTTON_H
0019 #define VOLUMEPOPUPBUTTON_H
0020 
0021 #include <QToolButton>
0022 
0023 class QAction;
0024 class QEvent;
0025 class QLabel;
0026 class QMenu;
0027 class QMouseEvent;
0028 class QWheelEvent;
0029 
0030 class VolumeSlider;
0031 
0032 class VolumePopupButton : public QToolButton
0033 {
0034     Q_OBJECT
0035 
0036 public:
0037     explicit VolumePopupButton( QWidget * parent );
0038     void refresh();
0039 
0040 protected:
0041     virtual void mouseReleaseEvent( QMouseEvent * event ) override;
0042     virtual void wheelEvent( QWheelEvent * event ) override;
0043 
0044 private slots:
0045     void volumeChanged( float newVolume );
0046     void muteStateChanged( bool muted );
0047 
0048 private:
0049     QLabel * m_volumeLabel;
0050     QMenu * m_volumeMenu;
0051     VolumeSlider * m_volumeSlider;
0052     QAction * m_muteAction;
0053     float m_volumeBeforeMute;
0054 };
0055 
0056 #endif // VOLUMEPOPUPBUTTON_H