src/panels/information/phononwidget.h

   1 /*  This file is part of the KDE project
   2     Copyright (C) 2007 Matthias Kretz <kretz@kde.org>
   3
   4     This program is free software; you can redistribute it and/or
   5     modify it under the terms of the GNU General Public License as
   6     published by the Free Software Foundation; either version 2 of
   7     the License, or (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  17     02110-1301, USA.
  18
  19 */
  20
  21 #ifndef PHONONWIDGET_H
  22 #define PHONONWIDGET_H
  23
  24 #include <KUrl>
  25
  26 #include <QSize>
  27 #include <QWidget>
  28
  29 #include <Phonon/Global>
  30
  31 namespace Phonon
  32 {
  33     class AudioOutput;
  34     class MediaObject;
  35     class SeekSlider;
  36     class VideoPlayer;
  37 } // namespace Phonon
  38
  39 class EmbeddedVideoPlayer;
  40 class QToolButton;
  41 class QVBoxLayout;
  42
  43 class PhononWidget : public QWidget
  44 {
  45     Q_OBJECT
  46     public:
  47         PhononWidget(QWidget *parent = 0);
  48
  49         void setUrl(const KUrl &url);
  50         KUrl url() const;
  51
  52         void setVideoSize(const QSize& size);
  53         QSize videoSize() const;
  54
  55     signals:
  56         /**
  57          * Is emitted whenever the video-state
  58          * has changed: If true is returned, a video
  59          * including control-buttons will be shown.
  60          * If false is returned, no video is shown
  61          * and the control-buttons are available for
  62          * audio only.
  63          */
  64         void hasVideoChanged(bool hasVideo);
  65
  66     protected:
  67         virtual void showEvent(QShowEvent *event);
  68         virtual void hideEvent(QHideEvent *event);
  69
  70     private slots:
  71         void stateChanged(Phonon::State);
  72         void play();
  73         void stop();
  74         void slotHasVideoChanged(bool);
  75
  76     private:
  77         void applyVideoSize();
  78
  79     private:
  80         KUrl m_url;
  81         QSize m_videoSize;
  82
  83         QToolButton *m_playButton;
  84         QToolButton *m_stopButton;
  85
  86         QVBoxLayout *m_topLayout;
  87         Phonon::MediaObject *m_media;
  88         Phonon::SeekSlider *m_seekSlider;
  89         Phonon::AudioOutput *m_audioOutput;
  90         EmbeddedVideoPlayer *m_videoPlayer;
  91 };
  92
  93 #endif // PHONONWIDGET_H