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 <Phonon/Global>
  25
  26 #include <QSize>
  27 #include <QUrl>
  28 #include <QWidget>
  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
  47         enum MediaKind {
  48             Video,
  49             Audio
  50         };
  51
  52         explicit PhononWidget(QWidget *parent = nullptr);
  53
  54         void setUrl(const QUrl &url, MediaKind kind);
  55         QUrl url() const;
  56         void clearUrl();
  57
  58         void setVideoSize(const QSize& size);
  59         QSize videoSize() const;
  60         Phonon::State state() const;
  61
  62         void setAutoPlay(bool autoPlay);
  63         bool eventFilter(QObject *object, QEvent *event) override;
  64
  65     signals:
  66         /**
  67          * Is emitted whenever the video-state
  68          * has changed: If true is returned, a video
  69          * including control-buttons will be shown.
  70          * If false is returned, no video is shown
  71          * and the control-buttons are available for
  72          * audio only.
  73          */
  74         void hasVideoChanged(bool hasVideo);
  75
  76     public slots:
  77         void play();
  78
  79     protected:
  80         void showEvent(QShowEvent *event) override;
  81         void hideEvent(QHideEvent *event) override;
  82
  83     private slots:
  84         void stateChanged(Phonon::State newstate);
  85         void stop();
  86         void finished();
  87
  88     private:
  89         void applyVideoSize();
  90
  91     private:
  92         QUrl m_url;
  93         QSize m_videoSize;
  94
  95         QToolButton *m_playButton;
  96         QToolButton *m_stopButton;
  97
  98         QVBoxLayout *m_topLayout;
  99         Phonon::MediaObject *m_media;
 100         Phonon::SeekSlider *m_seekSlider;
 101         Phonon::AudioOutput *m_audioOutput;
 102         EmbeddedVideoPlayer *m_videoPlayer;
 103         bool m_autoPlay;
 104         bool m_isVideo;
 105 };
 106
 107 #endif // PHONONWIDGET_H