diff options
Diffstat (limited to 'demos/qmediaplayer/mediaplayer.cpp')
-rw-r--r-- | demos/qmediaplayer/mediaplayer.cpp | 210 |
1 files changed, 115 insertions, 95 deletions
diff --git a/demos/qmediaplayer/mediaplayer.cpp b/demos/qmediaplayer/mediaplayer.cpp index f8ca8ea..8f6848f 100644 --- a/demos/qmediaplayer/mediaplayer.cpp +++ b/demos/qmediaplayer/mediaplayer.cpp @@ -47,109 +47,114 @@ #include "ui_settings.h" -class MediaVideoWidget : public Phonon::VideoWidget +MediaVideoWidget::MediaVideoWidget(MediaPlayer *player, QWidget *parent) : + Phonon::VideoWidget(parent), m_player(player), m_action(this) +{ + m_action.setCheckable(true); + m_action.setChecked(false); + m_action.setShortcut(QKeySequence( Qt::AltModifier + Qt::Key_Return)); + m_action.setShortcutContext(Qt::WindowShortcut); + connect(&m_action, SIGNAL(toggled(bool)), SLOT(setFullScreen(bool))); + addAction(&m_action); + setAcceptDrops(true); +} + +void MediaVideoWidget::setFullScreen(bool enabled) { -public: - MediaVideoWidget(MediaPlayer *player, QWidget *parent = 0) : - Phonon::VideoWidget(parent), m_player(player), m_action(this) - { - m_action.setCheckable(true); - m_action.setChecked(false); - m_action.setShortcut(QKeySequence( Qt::AltModifier + Qt::Key_Return)); - m_action.setShortcutContext(Qt::WindowShortcut); - connect(&m_action, SIGNAL(toggled(bool)), SLOT(setFullScreen(bool))); - addAction(&m_action); - setAcceptDrops(true); - } + Phonon::VideoWidget::setFullScreen(enabled); + emit fullScreenChanged(enabled); +} -protected: - void mouseDoubleClickEvent(QMouseEvent *e) - { - Phonon::VideoWidget::mouseDoubleClickEvent(e); - setFullScreen(!isFullScreen()); - } +void MediaVideoWidget::mouseDoubleClickEvent(QMouseEvent *e) +{ + Phonon::VideoWidget::mouseDoubleClickEvent(e); + setFullScreen(!isFullScreen()); +} - void keyPressEvent(QKeyEvent *e) - { - if (e->key() == Qt::Key_Space && !e->modifiers()) { +void MediaVideoWidget::keyPressEvent(QKeyEvent *e) +{ + if(!e->modifiers()) { + // On non-QWERTY Symbian key-based devices, there is no space key. + // The zero key typically is marked with a space character. + if (e->key() == Qt::Key_Space || e->key() == Qt::Key_0) { m_player->playPause(); e->accept(); return; - } else if (e->key() == Qt::Key_Escape && !e->modifiers()) { + } + + // On Symbian devices, there is no key which maps to Qt::Key_Escape + // On devices which lack a backspace key (i.e. non-QWERTY devices), + // the 'C' key maps to Qt::Key_Backspace + else if (e->key() == Qt::Key_Escape || e->key() == Qt::Key_Backspace) { setFullScreen(false); e->accept(); return; } - Phonon::VideoWidget::keyPressEvent(e); } + Phonon::VideoWidget::keyPressEvent(e); +} - bool event(QEvent *e) +bool MediaVideoWidget::event(QEvent *e) +{ + switch(e->type()) { - switch(e->type()) - { - case QEvent::Close: - //we just ignore the cose events on the video widget - //this prevents ALT+F4 from having an effect in fullscreen mode - e->ignore(); - return true; - case QEvent::MouseMove: + case QEvent::Close: + //we just ignore the cose events on the video widget + //this prevents ALT+F4 from having an effect in fullscreen mode + e->ignore(); + return true; + case QEvent::MouseMove: #ifndef QT_NO_CURSOR - unsetCursor(); + unsetCursor(); #endif - //fall through - case QEvent::WindowStateChange: - { - //we just update the state of the checkbox, in case it wasn't already - m_action.setChecked(windowState() & Qt::WindowFullScreen); - const Qt::WindowFlags flags = m_player->windowFlags(); - if (windowState() & Qt::WindowFullScreen) { - m_timer.start(1000, this); - } else { - m_timer.stop(); + //fall through + case QEvent::WindowStateChange: + { + //we just update the state of the checkbox, in case it wasn't already + m_action.setChecked(windowState() & Qt::WindowFullScreen); + const Qt::WindowFlags flags = m_player->windowFlags(); + if (windowState() & Qt::WindowFullScreen) { + m_timer.start(1000, this); + } else { + m_timer.stop(); #ifndef QT_NO_CURSOR - unsetCursor(); + unsetCursor(); #endif - } } - break; - default: - break; } - - return Phonon::VideoWidget::event(e); + break; + default: + break; } - void timerEvent(QTimerEvent *e) - { - if (e->timerId() == m_timer.timerId()) { - //let's store the cursor shape + return Phonon::VideoWidget::event(e); +} + +void MediaVideoWidget::timerEvent(QTimerEvent *e) +{ + if (e->timerId() == m_timer.timerId()) { + //let's store the cursor shape #ifndef QT_NO_CURSOR - setCursor(Qt::BlankCursor); + setCursor(Qt::BlankCursor); #endif - } - Phonon::VideoWidget::timerEvent(e); - } - - void dropEvent(QDropEvent *e) - { - m_player->handleDrop(e); } + Phonon::VideoWidget::timerEvent(e); +} - void dragEnterEvent(QDragEnterEvent *e) { - if (e->mimeData()->hasUrls()) - e->acceptProposedAction(); - } +void MediaVideoWidget::dropEvent(QDropEvent *e) +{ + m_player->handleDrop(e); +} -private: - MediaPlayer *m_player; - QBasicTimer m_timer; - QAction m_action; -}; +void MediaVideoWidget::dragEnterEvent(QDragEnterEvent *e) { + if (e->mimeData()->hasUrls()) + e->acceptProposedAction(); +} MediaPlayer::MediaPlayer(const QString &filePath, const bool hasSmallScreen) : - playButton(0), nextEffect(0), settingsDialog(0), ui(0), + playButton(0), nextEffect(0), settingsDialog(0), ui(0), m_AudioOutput(Phonon::VideoCategory), m_videoWidget(new MediaVideoWidget(this)), m_hasSmallScreen(hasSmallScreen) @@ -300,24 +305,32 @@ MediaPlayer::MediaPlayer(const QString &filePath, QAction *scaleActionCrop = scaleMenu->addAction(tr("Scale and crop")); scaleActionCrop->setCheckable(true); scaleGroup->addAction(scaleActionCrop); - - fileMenu->addSeparator(); + + m_fullScreenAction = fileMenu->addAction(tr("Full screen video")); + m_fullScreenAction->setCheckable(true); + m_fullScreenAction->setEnabled(false); // enabled by hasVideoChanged + bool b = connect(m_fullScreenAction, SIGNAL(toggled(bool)), m_videoWidget, SLOT(setFullScreen(bool))); + Q_ASSERT(b); + b = connect(m_videoWidget, SIGNAL(fullScreenChanged(bool)), m_fullScreenAction, SLOT(setChecked(bool))); + Q_ASSERT(b); + + fileMenu->addSeparator(); QAction *settingsAction = fileMenu->addAction(tr("&Settings...")); - + // Setup signal connections: connect(rewindButton, SIGNAL(clicked()), this, SLOT(rewind())); //connect(openButton, SIGNAL(clicked()), this, SLOT(openFile())); openButton->setMenu(fileMenu); - + connect(playButton, SIGNAL(clicked()), this, SLOT(playPause())); connect(forwardButton, SIGNAL(clicked()), this, SLOT(forward())); //connect(openButton, SIGNAL(clicked()), this, SLOT(openFile())); connect(settingsAction, SIGNAL(triggered(bool)), this, SLOT(showSettingsDialog())); connect(openUrlAction, SIGNAL(triggered(bool)), this, SLOT(openUrl())); connect(openFileAction, SIGNAL(triggered(bool)), this, SLOT(openFile())); - - connect(m_videoWidget, SIGNAL(customContextMenuRequested(QPoint)), SLOT(showContextMenu(QPoint))); - connect(this, SIGNAL(customContextMenuRequested(QPoint)), SLOT(showContextMenu(QPoint))); + + connect(m_videoWidget, SIGNAL(customContextMenuRequested(const QPoint &)), SLOT(showContextMenu(const QPoint &))); + connect(this, SIGNAL(customContextMenuRequested(const QPoint &)), SLOT(showContextMenu(const QPoint &))); connect(&m_MediaObject, SIGNAL(metaDataChanged()), this, SLOT(updateInfo())); connect(&m_MediaObject, SIGNAL(totalTimeChanged(qint64)), this, SLOT(updateTime())); connect(&m_MediaObject, SIGNAL(tick(qint64)), this, SLOT(updateTime())); @@ -366,12 +379,12 @@ void MediaPlayer::stateChanged(Phonon::State newstate, Phonon::State oldstate) } QMessageBox::warning(this, "Phonon Mediaplayer", m_MediaObject.errorString(), QMessageBox::Close); break; - case Phonon::PausedState: - case Phonon::StoppedState: - playButton->setIcon(playIcon); + case Phonon::StoppedState: m_videoWidget->setFullScreen(false); - + // Fall through + case Phonon::PausedState: + playButton->setIcon(playIcon); if (m_MediaObject.currentSource().type() != Phonon::MediaSource::Invalid){ playButton->setEnabled(true); rewindButton->setEnabled(true); @@ -474,7 +487,7 @@ void MediaPlayer::effectChanged() void MediaPlayer::showSettingsDialog() { - playPauseForDialog(); + const bool hasPausedForDialog = playPauseForDialog(); if (!settingsDialog) initSettingsDialog(); @@ -522,7 +535,8 @@ void MediaPlayer::showSettingsDialog() ui->audioEffectsCombo->setCurrentIndex(currentEffect); } - playPauseForDialog(); + if (hasPausedForDialog) + m_MediaObject.play(); } void MediaPlayer::initVideoWindow() @@ -659,24 +673,29 @@ void MediaPlayer::setFile(const QString &fileName) m_MediaObject.play(); } -void MediaPlayer::playPauseForDialog() +bool MediaPlayer::playPauseForDialog() { - // If we're running on a small screen, we want to pause the video - // when popping up dialogs. - if (m_hasSmallScreen && - (Phonon::PlayingState == m_MediaObject.state() || - Phonon::PausedState == m_MediaObject.state())) - playPause(); + // If we're running on a small screen, we want to pause the video when + // popping up dialogs. We neither want to tamper with the state if the + // user has paused. + if (m_hasSmallScreen && m_MediaObject.hasVideo()) { + if (Phonon::PlayingState == m_MediaObject.state()) { + m_MediaObject.pause(); + return true; + } + } + return false; } void MediaPlayer::openFile() { - playPauseForDialog(); + const bool hasPausedForDialog = playPauseForDialog(); QStringList fileNames = QFileDialog::getOpenFileNames(this, QString(), QDesktopServices::storageLocation(QDesktopServices::MusicLocation)); - playPauseForDialog(); + if (hasPausedForDialog) + m_MediaObject.play(); m_MediaObject.clearQueue(); if (fileNames.size() > 0) { @@ -916,4 +935,5 @@ void MediaPlayer::hasVideoChanged(bool bHasVideo) { info->setVisible(!bHasVideo); m_videoWindow.setVisible(bHasVideo); + m_fullScreenAction->setEnabled(bHasVideo); } |