demos/qmediaplayer/mediaplayer.h

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  41
  42 #ifndef MEDIALAYER_H
  43 #define MEDIAPLAYER_H
  44
  45 #include <QtGui/QWidget>
  46 #include <QtGui/QApplication>
  47 #include <QtCore/QTimerEvent>
  48 #include <QtGui/QShowEvent>
  49 #include <QtGui/QIcon>
  50 #include <QtCore/QBasicTimer>
  51 #include <QtGui/QAction>
  52
  53 #include <phonon/audiooutput.h>
  54 #include <phonon/backendcapabilities.h>
  55 #include <phonon/effect.h>
  56 #include <phonon/effectparameter.h>
  57 #include <phonon/effectwidget.h>
  58 #include <phonon/mediaobject.h>
  59 #include <phonon/seekslider.h>
  60 #include <phonon/videowidget.h>
  61 #include <phonon/volumeslider.h>
  62
  63 QT_BEGIN_NAMESPACE
  64 class QPushButton;
  65 class QLabel;
  66 class QSlider;
  67 class QTextEdit;
  68 class QMenu;
  69 class Ui_settings;
  70 QT_END_NAMESPACE
  71
  72 class MediaPlayer;
  73
  74 class MediaVideoWidget : public Phonon::VideoWidget
  75 {
  76     Q_OBJECT
  77
  78 public:
  79     MediaVideoWidget(MediaPlayer *player, QWidget *parent = 0);
  80
  81 public slots:
  82     // Over-riding non-virtual Phonon::VideoWidget slot
  83     void setFullScreen(bool);
  84
  85 signals:
  86     void fullScreenChanged(bool);
  87
  88 protected:
  89     void mouseDoubleClickEvent(QMouseEvent *e);
  90     void keyPressEvent(QKeyEvent *e);
  91     bool event(QEvent *e);
  92     void timerEvent(QTimerEvent *e);
  93     void dropEvent(QDropEvent *e);
  94     void dragEnterEvent(QDragEnterEvent *e);
  95
  96 private:
  97     MediaPlayer *m_player;
  98     QBasicTimer m_timer;
  99     QAction m_action;
 100 };
 101
 102 class MediaPlayer :
 103             public QWidget
 104 {
 105     Q_OBJECT
 106 public:
 107     MediaPlayer(const QString &,
 108                 const bool hasSmallScreen);
 109
 110     void dragEnterEvent(QDragEnterEvent *e);
 111     void dragMoveEvent(QDragMoveEvent *e);
 112     void dropEvent(QDropEvent *e);
 113     void handleDrop(QDropEvent *e);
 114     void setFile(const QString &text);
 115     void setLocation(const QString &location);
 116     void initVideoWindow();
 117     void initSettingsDialog();
 118
 119 public slots:
 120     void openFile();
 121     void rewind();
 122     void forward();
 123     void updateInfo();
 124     void updateTime();
 125     void finished();
 126     void playPause();
 127     void scaleChanged(QAction *);
 128     void aspectChanged(QAction *);
 129
 130 private slots:
 131     void setAspect(int);
 132     void setScale(int);
 133     void setSaturation(int);
 134     void setContrast(int);
 135     void setHue(int);
 136     void setBrightness(int);
 137     void stateChanged(Phonon::State newstate, Phonon::State oldstate);
 138     void effectChanged();
 139     void showSettingsDialog();
 140     void showContextMenu(const QPoint& point);
 141     void bufferStatus(int percent);
 142     void openUrl();
 143     void openRamFile();
 144     void configureEffect();
 145     void hasVideoChanged(bool);
 146
 147 private:
 148     bool playPauseForDialog();
 149
 150     QIcon playIcon;
 151     QIcon pauseIcon;
 152     QMenu *fileMenu;
 153     QPushButton *playButton;
 154     QPushButton *rewindButton;
 155     QPushButton *forwardButton;
 156     Phonon::SeekSlider *slider;
 157     QLabel *timeLabel;
 158     QLabel *progressLabel;
 159     Phonon::VolumeSlider *volume;
 160     QSlider *m_hueSlider;
 161     QSlider *m_satSlider;
 162     QSlider *m_contSlider;
 163     QLabel *info;
 164     Phonon::Effect *nextEffect;
 165     QDialog *settingsDialog;
 166     Ui_settings *ui;
 167     QAction *m_fullScreenAction;
 168
 169     QWidget m_videoWindow;
 170     Phonon::MediaObject m_MediaObject;
 171     Phonon::AudioOutput m_AudioOutput;
 172     MediaVideoWidget *m_videoWidget;
 173     Phonon::Path m_audioOutputPath;
 174     const bool m_hasSmallScreen;
 175 };
 176
 177 #endif //MEDIAPLAYER_H