src/panels/information/phononwidget.h

   1 /*
   2   SPDX-FileCopyrightText: 2007 Matthias Kretz <kretz@kde.org>
   3
   4   SPDX-License-Identifier: GPL-2.0-or-later
   5 */
   6
   7 #ifndef PHONONWIDGET_H
   8 #define PHONONWIDGET_H
   9
  10 #include <Phonon/Global>
  11
  12 #include <QSize>
  13 #include <QUrl>
  14 #include <QWidget>
  15
  16 namespace Phonon
  17 {
  18     class AudioOutput;
  19     class MediaObject;
  20     class SeekSlider;
  21     class VideoPlayer;
  22 } // namespace Phonon
  23
  24 class EmbeddedVideoPlayer;
  25 class QToolButton;
  26 class QVBoxLayout;
  27
  28 class PhononWidget : public QWidget
  29 {
  30     Q_OBJECT
  31     public:
  32
  33         enum MediaKind {
  34             Video,
  35             Audio
  36         };
  37
  38         explicit PhononWidget(QWidget *parent = nullptr);
  39
  40         void setUrl(const QUrl &url, MediaKind kind);
  41         QUrl url() const;
  42         void clearUrl();
  43
  44         void setVideoSize(const QSize& size);
  45         QSize videoSize() const;
  46         Phonon::State state() const;
  47
  48         void setAutoPlay(bool autoPlay);
  49         bool eventFilter(QObject *object, QEvent *event) override;
  50
  51     Q_SIGNALS:
  52         /**
  53          * Is emitted whenever the video-state
  54          * has changed: If true is returned, a video
  55          * including control-buttons will be shown.
  56          * If false is returned, no video is shown
  57          * and the control-buttons are available for
  58          * audio only.
  59          */
  60         void hasVideoChanged(bool hasVideo);
  61
  62     public Q_SLOTS:
  63         void play();
  64
  65     protected:
  66         void showEvent(QShowEvent *event) override;
  67         void hideEvent(QHideEvent *event) override;
  68
  69     private Q_SLOTS:
  70         void stateChanged(Phonon::State newstate);
  71         void stop();
  72         void finished();
  73
  74     private:
  75         void applyVideoSize();
  76
  77     private:
  78         void togglePlayback();
  79
  80         QUrl m_url;
  81         QSize m_videoSize;
  82
  83         QToolButton *m_playButton;
  84         QToolButton *m_pauseButton;
  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         bool m_autoPlay;
  92         bool m_isVideo;
  93 };
  94
  95 #endif // PHONONWIDGET_H