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 <QUrl>
  25 #include <QSize>
  26 #include <QWidget>
  27
  28 #include <Phonon/Global>
  29
  30 namespace Phonon
  31 {
  32     class AudioOutput;
  33     class MediaObject;
  34     class SeekSlider;
  35     class VideoPlayer;
  36 } // namespace Phonon
  37
  38 class EmbeddedVideoPlayer;
  39 class QToolButton;
  40 class QVBoxLayout;
  41
  42 class PhononWidget : public QWidget
  43 {
  44     Q_OBJECT
  45     public:
  46         PhononWidget(QWidget *parent = 0);
  47
  48         void setUrl(const QUrl &url);
  49         QUrl url() const;
  50
  51         void setVideoSize(const QSize& size);
  52         QSize videoSize() const;
  53
  54     signals:
  55         /**
  56          * Is emitted whenever the video-state
  57          * has changed: If true is returned, a video
  58          * including control-buttons will be shown.
  59          * If false is returned, no video is shown
  60          * and the control-buttons are available for
  61          * audio only.
  62          */
  63         void hasVideoChanged(bool hasVideo);
  64
  65     protected:
  66         virtual void showEvent(QShowEvent *event);
  67         virtual void hideEvent(QHideEvent *event);
  68
  69     private slots:
  70         void stateChanged(Phonon::State);
  71         void play();
  72         void stop();
  73         void slotHasVideoChanged(bool);
  74
  75     private:
  76         void applyVideoSize();
  77
  78     private:
  79         QUrl m_url;
  80         QSize m_videoSize;
  81
  82         QToolButton *m_playButton;
  83         QToolButton *m_stopButton;
  84
  85         QVBoxLayout *m_topLayout;
  86         Phonon::MediaObject *m_media;
  87         Phonon::SeekSlider *m_seekSlider;
  88         Phonon::AudioOutput *m_audioOutput;
  89         EmbeddedVideoPlayer *m_videoPlayer;
  90 };
  91
  92 #endif // PHONONWIDGET_H