diff options
Diffstat (limited to 'demos')
| -rw-r--r-- | demos/demos.pro | 2 | ||||
| -rw-r--r-- | demos/multimedia/multimedia.pro | 4 | ||||
| -rw-r--r-- | demos/multimedia/player/main.cpp | 54 | ||||
| -rw-r--r-- | demos/multimedia/player/player.cpp | 325 | ||||
| -rw-r--r-- | demos/multimedia/player/player.h | 109 | ||||
| -rw-r--r-- | demos/multimedia/player/player.pro | 22 | ||||
| -rw-r--r-- | demos/multimedia/player/playercontrols.cpp | 205 | ||||
| -rw-r--r-- | demos/multimedia/player/playercontrols.h | 107 | ||||
| -rw-r--r-- | demos/multimedia/player/playlistmodel.cpp | 160 | ||||
| -rw-r--r-- | demos/multimedia/player/playlistmodel.h | 95 | ||||
| -rw-r--r-- | demos/multimedia/player/videowidget.cpp | 72 | ||||
| -rw-r--r-- | demos/multimedia/player/videowidget.h | 66 |
12 files changed, 1221 insertions, 0 deletions
diff --git a/demos/demos.pro b/demos/demos.pro index 08dd8af..4c2318c 100644 --- a/demos/demos.pro +++ b/demos/demos.pro @@ -55,6 +55,7 @@ wince*:SUBDIRS += demos_sqlbrowser } contains(QT_CONFIG, phonon):!static:SUBDIRS += demos_mediaplayer contains(QT_CONFIG, webkit):contains(QT_CONFIG, svg):!symbian:SUBDIRS += demos_browser +contains(QT_CONFIG, multimedia):SUBDIRS += demos_multimedia # install sources.files = README *.pro @@ -82,6 +83,7 @@ demos_sqlbrowser.subdir = sqlbrowser demos_undo.subdir = undo demos_qtdemo.subdir = qtdemo demos_mediaplayer.subdir = qmediaplayer +demos_multimedia.subdir = multimedia demos_browser.subdir = browser diff --git a/demos/multimedia/multimedia.pro b/demos/multimedia/multimedia.pro new file mode 100644 index 0000000..042650f --- /dev/null +++ b/demos/multimedia/multimedia.pro @@ -0,0 +1,4 @@ +TEMPLATE = subdirs +SUBDIRS = player + + diff --git a/demos/multimedia/player/main.cpp b/demos/multimedia/player/main.cpp new file mode 100644 index 0000000..87c5b87 --- /dev/null +++ b/demos/multimedia/player/main.cpp @@ -0,0 +1,54 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "player.h" + +#include <QtGui> + +int main(int argc, char *argv[]) +{ + QApplication app(argc, argv); + + Player player; + player.show(); + + return app.exec(); +}; diff --git a/demos/multimedia/player/player.cpp b/demos/multimedia/player/player.cpp new file mode 100644 index 0000000..38d96d6 --- /dev/null +++ b/demos/multimedia/player/player.cpp @@ -0,0 +1,325 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "player.h" + +#include "playercontrols.h" +#include "playlistmodel.h" +#include "videowidget.h" + +#include <QtMultimedia/qmediaservice.h> +#include <QtMultimedia/qmediaplaylist.h> + +#include <QtGui> + +Player::Player(QWidget *parent) + : QWidget(parent) + , videoWidget(0) + , coverLabel(0) + , slider(0) + , colorDialog(0) +{ + player = new QMediaPlayer(this); + playlist = new QMediaPlaylist(this); + playlist->setMediaObject(player); + + connect(player, SIGNAL(durationChanged(qint64)), SLOT(durationChanged(qint64))); + connect(player, SIGNAL(positionChanged(qint64)), SLOT(positionChanged(qint64))); + connect(player, SIGNAL(metaDataChanged()), SLOT(metaDataChanged())); + connect(playlist, SIGNAL(currentIndexChanged(int)), SLOT(playlistPositionChanged(int))); + connect(player, SIGNAL(mediaStatusChanged(QMediaPlayer::MediaStatus)), + this, SLOT(statusChanged(QMediaPlayer::MediaStatus))); + connect(player, SIGNAL(bufferStatusChanged(int)), this, SLOT(bufferingProgress(int))); + + videoWidget = new VideoWidget; + videoWidget->setMediaObject(player); + + playlistModel = new PlaylistModel(this); + playlistModel->setPlaylist(playlist); + + playlistView = new QListView; + playlistView->setModel(playlistModel); + playlistView->setCurrentIndex(playlistModel->index(playlist->currentIndex(), 0)); + + connect(playlistView, SIGNAL(activated(QModelIndex)), this, SLOT(jump(QModelIndex))); + + slider = new QSlider(Qt::Horizontal); + slider->setRange(0, player->duration() / 1000); + + connect(slider, SIGNAL(sliderMoved(int)), this, SLOT(seek(int))); + + QPushButton *openButton = new QPushButton(tr("Open")); + + connect(openButton, SIGNAL(clicked()), this, SLOT(open())); + + PlayerControls *controls = new PlayerControls; + controls->setState(player->state()); + controls->setVolume(player->volume()); + controls->setMuted(controls->isMuted()); + + connect(controls, SIGNAL(play()), player, SLOT(play())); + connect(controls, SIGNAL(pause()), player, SLOT(pause())); + connect(controls, SIGNAL(stop()), player, SLOT(stop())); + connect(controls, SIGNAL(next()), playlist, SLOT(next())); + connect(controls, SIGNAL(previous()), playlist, SLOT(previous())); + connect(controls, SIGNAL(changeVolume(int)), player, SLOT(setVolume(int))); + connect(controls, SIGNAL(changeMuting(bool)), player, SLOT(setMuted(bool))); + connect(controls, SIGNAL(changeRate(qreal)), player, SLOT(setPlaybackRate(qreal))); + + connect(player, SIGNAL(stateChanged(QMediaPlayer::State)), + controls, SLOT(setState(QMediaPlayer::State))); + connect(player, SIGNAL(volumeChanged(int)), controls, SLOT(setVolume(int))); + connect(player, SIGNAL(mutedChanged(bool)), controls, SLOT(setMuted(bool))); + + QPushButton *fullScreenButton = new QPushButton(tr("FullScreen")); + fullScreenButton->setCheckable(true); + + if (videoWidget != 0) { + connect(fullScreenButton, SIGNAL(clicked(bool)), videoWidget, SLOT(setFullScreen(bool))); + connect(videoWidget, SIGNAL(fullScreenChanged(bool)), + fullScreenButton, SLOT(setChecked(bool))); + } else { + fullScreenButton->setEnabled(false); + } + + QPushButton *colorButton = new QPushButton(tr("Color Options...")); + if (videoWidget) + connect(colorButton, SIGNAL(clicked()), this, SLOT(showColorDialog())); + else + colorButton->setEnabled(false); + + QBoxLayout *displayLayout = new QHBoxLayout; + if (videoWidget) + displayLayout->addWidget(videoWidget, 2); + else + displayLayout->addWidget(coverLabel, 2); + displayLayout->addWidget(playlistView); + + QBoxLayout *controlLayout = new QHBoxLayout; + controlLayout->setMargin(0); + controlLayout->addWidget(openButton); + controlLayout->addStretch(1); + controlLayout->addWidget(controls); + controlLayout->addStretch(1); + controlLayout->addWidget(fullScreenButton); + controlLayout->addWidget(colorButton); + + QBoxLayout *layout = new QVBoxLayout; + layout->addLayout(displayLayout); + layout->addWidget(slider); + layout->addLayout(controlLayout); + + setLayout(layout); + + metaDataChanged(); + + QStringList fileNames = qApp->arguments(); + fileNames.removeAt(0); + foreach (QString const &fileName, fileNames) { + if (QFileInfo(fileName).exists()) + playlist->addMedia(QUrl::fromLocalFile(fileName)); + } +} + +Player::~Player() +{ + delete playlist; + delete player; +} + +void Player::open() +{ + QStringList fileNames = QFileDialog::getOpenFileNames(); + foreach (QString const &fileName, fileNames) + playlist->addMedia(QUrl::fromLocalFile(fileName)); +} + +void Player::durationChanged(qint64 duration) +{ + slider->setMaximum(duration / 1000); +} + +void Player::positionChanged(qint64 progress) +{ + slider->setValue(progress / 1000); +} + +void Player::metaDataChanged() +{ + //qDebug() << "update metadata" << player->metaData(QtMedia::Title).toString(); + if (player->isMetaDataAvailable()) { + setTrackInfo(QString("%1 - %2") + .arg(player->metaData(QtMedia::AlbumArtist).toString()) + .arg(player->metaData(QtMedia::Title).toString())); + + if (coverLabel) { + QUrl url = player->metaData(QtMedia::CoverArtUrlLarge).value<QUrl>(); + + coverLabel->setPixmap(!url.isEmpty() + ? QPixmap(url.toString()) + : QPixmap()); + } + } +} + +void Player::jump(const QModelIndex &index) +{ + if (index.isValid()) { + playlist->setCurrentIndex(index.row()); + player->play(); + } +} + +void Player::playlistPositionChanged(int currentItem) +{ + playlistView->setCurrentIndex(playlistModel->index(currentItem, 0)); +} + +void Player::seek(int seconds) +{ + player->setPosition(seconds * 1000); +} + +void Player::statusChanged(QMediaPlayer::MediaStatus status) +{ + switch (status) { + case QMediaPlayer::UnknownMediaStatus: + case QMediaPlayer::NoMedia: + case QMediaPlayer::LoadedMedia: + case QMediaPlayer::BufferingMedia: + case QMediaPlayer::BufferedMedia: +#ifndef QT_NO_CURSOR + unsetCursor(); +#endif + setStatusInfo(QString()); + break; + case QMediaPlayer::LoadingMedia: +#ifndef QT_NO_CURSOR + setCursor(QCursor(Qt::BusyCursor)); +#endif + setStatusInfo(tr("Loading...")); + break; + case QMediaPlayer::StalledMedia: +#ifndef QT_NO_CURSOR + setCursor(QCursor(Qt::BusyCursor)); +#endif + break; + case QMediaPlayer::EndOfMedia: +#ifndef QT_NO_CURSOR + unsetCursor(); +#endif + setStatusInfo(QString()); + QApplication::alert(this); + break; + case QMediaPlayer::InvalidMedia: +#ifndef QT_NO_CURSOR + unsetCursor(); +#endif + setStatusInfo(player->errorString()); + break; + } +} + +void Player::bufferingProgress(int progress) +{ + setStatusInfo(tr("Buffering %4%%").arg(progress)); +} + +void Player::setTrackInfo(const QString &info) +{ + trackInfo = info; + + if (!statusInfo.isEmpty()) + setWindowTitle(QString("%1 | %2").arg(trackInfo).arg(statusInfo)); + else + setWindowTitle(trackInfo); + +} + +void Player::setStatusInfo(const QString &info) +{ + statusInfo = info; + + if (!statusInfo.isEmpty()) + setWindowTitle(QString("%1 | %2").arg(trackInfo).arg(statusInfo)); + else + setWindowTitle(trackInfo); +} + +void Player::showColorDialog() +{ + if (!colorDialog) { + QSlider *brightnessSlider = new QSlider(Qt::Horizontal); + brightnessSlider->setRange(-100, 100); + brightnessSlider->setValue(videoWidget->brightness()); + connect(brightnessSlider, SIGNAL(sliderMoved(int)), videoWidget, SLOT(setBrightness(int))); + connect(videoWidget, SIGNAL(brightnessChanged(int)), brightnessSlider, SLOT(setValue(int))); + + QSlider *contrastSlider = new QSlider(Qt::Horizontal); + contrastSlider->setRange(-100, 100); + contrastSlider->setValue(videoWidget->contrast()); + connect(contrastSlider, SIGNAL(sliderMoved(int)), videoWidget, SLOT(setContrast(int))); + connect(videoWidget, SIGNAL(contrastChanged(int)), contrastSlider, SLOT(setValue(int))); + + QSlider *hueSlider = new QSlider(Qt::Horizontal); + hueSlider->setRange(-100, 100); + hueSlider->setValue(videoWidget->hue()); + connect(hueSlider, SIGNAL(sliderMoved(int)), videoWidget, SLOT(setHue(int))); + connect(videoWidget, SIGNAL(hueChanged(int)), hueSlider, SLOT(setValue(int))); + + QSlider *saturationSlider = new QSlider(Qt::Horizontal); + saturationSlider->setRange(-100, 100); + saturationSlider->setValue(videoWidget->saturation()); + connect(saturationSlider, SIGNAL(sliderMoved(int)), videoWidget, SLOT(setSaturation(int))); + connect(videoWidget, SIGNAL(saturationChanged(int)), saturationSlider, SLOT(setValue(int))); + + QFormLayout *layout = new QFormLayout; + layout->addRow(tr("Brightness"), brightnessSlider); + layout->addRow(tr("Contrast"), contrastSlider); + layout->addRow(tr("Hue"), hueSlider); + layout->addRow(tr("Saturation"), saturationSlider); + + colorDialog = new QDialog(this); + colorDialog->setWindowTitle(tr("Color Options")); + colorDialog->setLayout(layout); + } + colorDialog->show(); +} diff --git a/demos/multimedia/player/player.h b/demos/multimedia/player/player.h new file mode 100644 index 0000000..0ad609b --- /dev/null +++ b/demos/multimedia/player/player.h @@ -0,0 +1,109 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef PLAYER_H +#define PLAYER_H + +#include <QtGui/QWidget> + +#include <qmediaplayer.h> +#include <qmediaplaylist.h> +#include <qvideowidget.h> + + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +class QAbstractItemView; +class QLabel; +class QModelIndex; +class QSlider; +class QMediaPlayer; +class QVideoWidget; +class PlaylistModel; + +class Player : public QWidget +{ + Q_OBJECT +public: + Player(QWidget *parent = 0); + ~Player(); + +Q_SIGNALS: + void fullScreenChanged(bool fullScreen); + +private slots: + void open(); + void durationChanged(qint64 duration); + void positionChanged(qint64 progress); + void metaDataChanged(); + + void seek(int seconds); + void jump(const QModelIndex &index); + void playlistPositionChanged(int); + + void statusChanged(QMediaPlayer::MediaStatus status); + void bufferingProgress(int progress); + + void showColorDialog(); + +private: + void setTrackInfo(const QString &info); + void setStatusInfo(const QString &info); + + QMediaPlayer *player; + QMediaPlaylist *playlist; + QVideoWidget *videoWidget; + QLabel *coverLabel; + QSlider *slider; + PlaylistModel *playlistModel; + QAbstractItemView *playlistView; + QDialog *colorDialog; + QString trackInfo; + QString statusInfo; +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif diff --git a/demos/multimedia/player/player.pro b/demos/multimedia/player/player.pro new file mode 100644 index 0000000..dc731e4 --- /dev/null +++ b/demos/multimedia/player/player.pro @@ -0,0 +1,22 @@ +TEMPLATE = app +TARGET = player + +QT += gui multimedia + + +HEADERS = \ + player.h \ + playercontrols.h \ + playlistmodel.h \ + videowidget.h + +SOURCES = \ + main.cpp \ + player.cpp \ + playercontrols.cpp \ + playlistmodel.cpp \ + videowidget.cpp + +target.path = $$[QT_INSTALL_DEMOS]/multimedia/player +INSTALLS += target + diff --git a/demos/multimedia/player/playercontrols.cpp b/demos/multimedia/player/playercontrols.cpp new file mode 100644 index 0000000..3798a71 --- /dev/null +++ b/demos/multimedia/player/playercontrols.cpp @@ -0,0 +1,205 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "playercontrols.h" + +#include <QtGui/qboxlayout.h> +#include <QtGui/qslider.h> +#include <QtGui/qstyle.h> +#include <QtGui/qtoolbutton.h> +#include <QtGui/qcombobox.h> + +PlayerControls::PlayerControls(QWidget *parent) + : QWidget(parent) + , playerState(QMediaPlayer::StoppedState) + , playerMuted(false) + , playButton(0) + , stopButton(0) + , nextButton(0) + , previousButton(0) + , muteButton(0) + , volumeSlider(0) + , rateBox(0) +{ + playButton = new QToolButton; + playButton->setIcon(style()->standardIcon(QStyle::SP_MediaPlay)); + + connect(playButton, SIGNAL(clicked()), this, SLOT(playClicked())); + + stopButton = new QToolButton; + stopButton->setIcon(style()->standardIcon(QStyle::SP_MediaStop)); + stopButton->setEnabled(false); + + connect(stopButton, SIGNAL(clicked()), this, SIGNAL(stop())); + + nextButton = new QToolButton; + nextButton->setIcon(style()->standardIcon(QStyle::SP_MediaSkipForward)); + + connect(nextButton, SIGNAL(clicked()), this, SIGNAL(next())); + + previousButton = new QToolButton; + previousButton->setIcon(style()->standardIcon(QStyle::SP_MediaSkipBackward)); + + connect(previousButton, SIGNAL(clicked()), this, SIGNAL(previous())); + + muteButton = new QToolButton; + muteButton->setIcon(style()->standardIcon(QStyle::SP_MediaVolume)); + + connect(muteButton, SIGNAL(clicked()), this, SLOT(muteClicked())); + + volumeSlider = new QSlider(Qt::Horizontal); + volumeSlider->setRange(0, 100); + + connect(volumeSlider, SIGNAL(sliderMoved(int)), this, SIGNAL(changeVolume(int))); + + rateBox = new QComboBox; + rateBox->addItem("0.5x", QVariant(0.5)); + rateBox->addItem("1.0x", QVariant(1.0)); + rateBox->addItem("2.0x", QVariant(2.0)); + rateBox->setCurrentIndex(1); + + connect(rateBox, SIGNAL(activated(int)), SLOT(updateRate())); + + QBoxLayout *layout = new QHBoxLayout; + layout->setMargin(0); + layout->addWidget(stopButton); + layout->addWidget(previousButton); + layout->addWidget(playButton); + layout->addWidget(nextButton); + layout->addWidget(muteButton); + layout->addWidget(volumeSlider); + layout->addWidget(rateBox); + setLayout(layout); +} + +QMediaPlayer::State PlayerControls::state() const +{ + return playerState; +} + +void PlayerControls::setState(QMediaPlayer::State state) +{ + if (state != playerState) { + playerState = state; + + switch (state) { + case QMediaPlayer::StoppedState: + stopButton->setEnabled(false); + playButton->setIcon(style()->standardIcon(QStyle::SP_MediaPlay)); + break; + case QMediaPlayer::PlayingState: + stopButton->setEnabled(true); + playButton->setIcon(style()->standardIcon(QStyle::SP_MediaPause)); + break; + case QMediaPlayer::PausedState: + stopButton->setEnabled(true); + playButton->setIcon(style()->standardIcon(QStyle::SP_MediaPlay)); + break; + } + } +} + +int PlayerControls::volume() const +{ + return volumeSlider->value(); +} + +void PlayerControls::setVolume(int volume) +{ + volumeSlider->setValue(volume); +} + +bool PlayerControls::isMuted() const +{ + return playerMuted; +} + +void PlayerControls::setMuted(bool muted) +{ + if (muted != playerMuted) { + playerMuted = muted; + + muteButton->setIcon(style()->standardIcon(muted + ? QStyle::SP_MediaVolumeMuted + : QStyle::SP_MediaVolume)); + } +} + +void PlayerControls::playClicked() +{ + switch (playerState) { + case QMediaPlayer::StoppedState: + case QMediaPlayer::PausedState: + emit play(); + break; + case QMediaPlayer::PlayingState: + emit pause(); + break; + } +} + +void PlayerControls::muteClicked() +{ + emit changeMuting(!playerMuted); +} + +qreal PlayerControls::playbackRate() const +{ + return rateBox->itemData(rateBox->currentIndex()).toDouble(); +} + +void PlayerControls::setPlaybackRate(float rate) +{ + for (int i=0; i<rateBox->count(); i++) { + if (qFuzzyCompare(rate, float(rateBox->itemData(i).toDouble()))) { + rateBox->setCurrentIndex(i); + return; + } + } + + rateBox->addItem( QString("%1x").arg(rate), QVariant(rate)); + rateBox->setCurrentIndex(rateBox->count()-1); +} + +void PlayerControls::updateRate() +{ + emit changeRate(playbackRate()); +} diff --git a/demos/multimedia/player/playercontrols.h b/demos/multimedia/player/playercontrols.h new file mode 100644 index 0000000..99894ff --- /dev/null +++ b/demos/multimedia/player/playercontrols.h @@ -0,0 +1,107 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef PLAYERCONTROLS_H +#define PLAYERCONTROLS_H + +#include <QtMultimedia/qmediaplayer.h> + +#include <QtGui/qwidget.h> + + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +class QAbstractButton; +class QAbstractSlider; +class QComboBox; + +class PlayerControls : public QWidget +{ + Q_OBJECT +public: + PlayerControls(QWidget *parent = 0); + + QMediaPlayer::State state() const; + + int volume() const; + bool isMuted() const; + qreal playbackRate() const; + +public slots: + void setState(QMediaPlayer::State state); + void setVolume(int volume); + void setMuted(bool muted); + void setPlaybackRate(float rate); + +signals: + void play(); + void pause(); + void stop(); + void next(); + void previous(); + void changeVolume(int volume); + void changeMuting(bool muting); + void changeRate(qreal rate); + +private slots: + void playClicked(); + void muteClicked(); + void updateRate(); + +private: + QMediaPlayer::State playerState; + bool playerMuted; + QAbstractButton *playButton; + QAbstractButton *stopButton; + QAbstractButton *nextButton; + QAbstractButton *previousButton; + QAbstractButton *muteButton; + QAbstractSlider *volumeSlider; + QComboBox *rateBox; +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif diff --git a/demos/multimedia/player/playlistmodel.cpp b/demos/multimedia/player/playlistmodel.cpp new file mode 100644 index 0000000..b60f914 --- /dev/null +++ b/demos/multimedia/player/playlistmodel.cpp @@ -0,0 +1,160 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "playlistmodel.h" + +#include <QtCore/qfileinfo.h> +#include <QtCore/qurl.h> + +#include <qmediaplaylist.h> + +PlaylistModel::PlaylistModel(QObject *parent) + : QAbstractItemModel(parent) + , m_playlist(0) +{ +} + +int PlaylistModel::rowCount(const QModelIndex &parent) const +{ + return m_playlist && !parent.isValid() ? m_playlist->mediaCount() : 0; +} + +int PlaylistModel::columnCount(const QModelIndex &parent) const +{ + return !parent.isValid() ? ColumnCount : 0; +} + +QModelIndex PlaylistModel::index(int row, int column, const QModelIndex &parent) const +{ + return m_playlist && !parent.isValid() + && row >= 0 && row < m_playlist->mediaCount() + && column >= 0 && column < ColumnCount + ? createIndex(row, column) + : QModelIndex(); +} + +QModelIndex PlaylistModel::parent(const QModelIndex &child) const +{ + Q_UNUSED(child); + + return QModelIndex(); +} + +QVariant PlaylistModel::data(const QModelIndex &index, int role) const +{ + if (index.isValid() && role == Qt::DisplayRole) { + QVariant value = m_data[index]; + if (!value.isValid() && index.column() == Title) { + QUrl location = m_playlist->media(index.row()).canonicalUrl(); + return QFileInfo(location.path()).fileName(); + } + + return value; + } + return QVariant(); +} + +QMediaPlaylist *PlaylistModel::playlist() const +{ + return m_playlist; +} + +void PlaylistModel::setPlaylist(QMediaPlaylist *playlist) +{ + if (m_playlist) { + disconnect(m_playlist, SIGNAL(mediaAboutToBeInserted(int,int)), this, SLOT(beginInsertItems(int,int))); + disconnect(m_playlist, SIGNAL(mediaInserted(int,int)), this, SLOT(endInsertItems())); + disconnect(m_playlist, SIGNAL(mediaAboutToBeRemoved(int,int)), this, SLOT(beginRemoveItems(int,int))); + disconnect(m_playlist, SIGNAL(mediaRemoved(int,int)), this, SLOT(endRemoveItems())); + disconnect(m_playlist, SIGNAL(mediaChanged(int,int)), this, SLOT(changeItems(int,int))); + } + + m_playlist = playlist; + + if (m_playlist) { + connect(m_playlist, SIGNAL(mediaAboutToBeInserted(int,int)), this, SLOT(beginInsertItems(int,int))); + connect(m_playlist, SIGNAL(mediaInserted(int,int)), this, SLOT(endInsertItems())); + connect(m_playlist, SIGNAL(mediaAboutToBeRemoved(int,int)), this, SLOT(beginRemoveItems(int,int))); + connect(m_playlist, SIGNAL(mediaRemoved(int,int)), this, SLOT(endRemoveItems())); + connect(m_playlist, SIGNAL(mediaChanged(int,int)), this, SLOT(changeItems(int,int))); + } + + + reset(); +} + +bool PlaylistModel::setData(const QModelIndex &index, const QVariant &value, int role) +{ + Q_UNUSED(role); + m_data[index] = value; + emit dataChanged(index, index); + return true; +} + +void PlaylistModel::beginInsertItems(int start, int end) +{ + m_data.clear(); + beginInsertRows(QModelIndex(), start, end); +} + +void PlaylistModel::endInsertItems() +{ + endInsertRows(); +} + +void PlaylistModel::beginRemoveItems(int start, int end) +{ + m_data.clear(); + beginRemoveRows(QModelIndex(), start, end); +} + +void PlaylistModel::endRemoveItems() +{ + endInsertRows(); +} + +void PlaylistModel::changeItems(int start, int end) +{ + m_data.clear(); + emit dataChanged(index(start,0), index(end,ColumnCount)); +} + + diff --git a/demos/multimedia/player/playlistmodel.h b/demos/multimedia/player/playlistmodel.h new file mode 100644 index 0000000..0180282 --- /dev/null +++ b/demos/multimedia/player/playlistmodel.h @@ -0,0 +1,95 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef PLAYLISTMODEL_H +#define PLAYLISTMODEL_H + +#include <QtCore/qabstractitemmodel.h> + + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +class QMediaPlaylist; + +class PlaylistModel : public QAbstractItemModel +{ + Q_OBJECT +public: + enum Column + { + Title = 0, + ColumnCount + }; + + PlaylistModel(QObject *parent = 0); + + int rowCount(const QModelIndex &parent = QModelIndex()) const; + int columnCount(const QModelIndex &parent = QModelIndex()) const; + + QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const; + QModelIndex parent(const QModelIndex &child) const; + + QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const; + + QMediaPlaylist *playlist() const; + void setPlaylist(QMediaPlaylist *playlist); + + bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::DisplayRole); + +private slots: + void beginInsertItems(int start, int end); + void endInsertItems(); + void beginRemoveItems(int start, int end); + void endRemoveItems(); + void changeItems(int start, int end); + +private: + QMediaPlaylist *m_playlist; + QMap<QModelIndex, QVariant> m_data; +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif diff --git a/demos/multimedia/player/videowidget.cpp b/demos/multimedia/player/videowidget.cpp new file mode 100644 index 0000000..3bf36c3 --- /dev/null +++ b/demos/multimedia/player/videowidget.cpp @@ -0,0 +1,72 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "videowidget.h" + +#include <QtGui> + +VideoWidget::VideoWidget(QWidget *parent) + : QVideoWidget(parent) +{ + setSizePolicy(QSizePolicy::Ignored, QSizePolicy::Ignored); +} + +void VideoWidget::keyPressEvent(QKeyEvent *event) +{ + if (event->key() == Qt::Key_Escape && isFullScreen()) { + showNormal(); + + event->accept(); + } else if (event->key() == Qt::Key_Enter && event->modifiers() & Qt::Key_Alt) { + setFullScreen(!isFullScreen()); + + event->accept(); + } else { + QVideoWidget::keyPressEvent(event); + } +} + +void VideoWidget::mouseDoubleClickEvent(QMouseEvent *event) +{ + setFullScreen(!isFullScreen()); + + event->accept(); +} diff --git a/demos/multimedia/player/videowidget.h b/demos/multimedia/player/videowidget.h new file mode 100644 index 0000000..543e1e0 --- /dev/null +++ b/demos/multimedia/player/videowidget.h @@ -0,0 +1,66 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the demonstration applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +#ifndef VIDEOWIDGET_H +#define VIDEOWIDGET_H + +#include <QtMultimedia/qvideowidget.h> + + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +class VideoWidget : public QVideoWidget +{ + Q_OBJECT +public: + VideoWidget(QWidget *parent = 0); + +protected: + void keyPressEvent(QKeyEvent *event); + void mouseDoubleClickEvent(QMouseEvent *event); +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif |