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     enum MediaKind { Video, Audio };
  33
  34     explicit PhononWidget(QWidget *parent = nullptr);
  35
  36     void setUrl(const QUrl &url, MediaKind kind);
  37     QUrl url() const;
  38     void clearUrl();
  39
  40     void setVideoSize(const QSize &size);
  41     QSize videoSize() const;
  42     Phonon::State state() const;
  43
  44     void setAutoPlay(bool autoPlay);
  45     bool eventFilter(QObject *object, QEvent *event) override;
  46
  47 Q_SIGNALS:
  48     /**
  49      * Is emitted whenever the video-state
  50      * has changed: If true is returned, a video
  51      * including control-buttons will be shown.
  52      * If false is returned, no video is shown
  53      * and the control-buttons are available for
  54      * audio only.
  55      */
  56     void hasVideoChanged(bool hasVideo);
  57
  58 public Q_SLOTS:
  59     void play();
  60
  61 protected:
  62     void showEvent(QShowEvent *event) override;
  63     void hideEvent(QHideEvent *event) override;
  64
  65 private Q_SLOTS:
  66     void stateChanged(Phonon::State newstate);
  67     void stop();
  68     void finished();
  69
  70 private:
  71     void applyVideoSize();
  72
  73 private:
  74     void togglePlayback();
  75
  76     QUrl m_url;
  77     QSize m_videoSize;
  78
  79     QToolButton *m_playButton;
  80     QToolButton *m_pauseButton;
  81
  82     QVBoxLayout *m_topLayout;
  83     Phonon::MediaObject *m_media;
  84     Phonon::SeekSlider *m_seekSlider;
  85     Phonon::AudioOutput *m_audioOutput;
  86     EmbeddedVideoPlayer *m_videoPlayer;
  87     bool m_autoPlay;
  88     bool m_isVideo;
  89 };
  90
  91 #endif // PHONONWIDGET_H