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Diffstat (limited to 'demos/video/qmlvideofx/qmlapplicationviewer/qmlapplicationviewer.cpp')
-rw-r--r-- | demos/video/qmlvideofx/qmlapplicationviewer/qmlapplicationviewer.cpp | 231 |
1 files changed, 231 insertions, 0 deletions
diff --git a/demos/video/qmlvideofx/qmlapplicationviewer/qmlapplicationviewer.cpp b/demos/video/qmlvideofx/qmlapplicationviewer/qmlapplicationviewer.cpp new file mode 100644 index 0000000000..e82f482951 --- /dev/null +++ b/demos/video/qmlvideofx/qmlapplicationviewer/qmlapplicationviewer.cpp @@ -0,0 +1,231 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the Qt Mobility Components. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qmlapplicationviewer.h" + +#include <QtCore/QDir> +#include <QtCore/QFileInfo> +#include <QtDeclarative/QDeclarativeComponent> +#include <QtDeclarative/QDeclarativeEngine> +#include <QtDeclarative/QDeclarativeContext> +#include <QtGui/QApplication> + +#include <qplatformdefs.h> // MEEGO_EDITION_HARMATTAN + +#ifdef HARMATTAN_BOOSTER +#include <MDeclarativeCache> +#endif + +#if defined(QMLJSDEBUGGER) && QT_VERSION < 0x040800 + +#include <qt_private/qdeclarativedebughelper_p.h> + +#if !defined(NO_JSDEBUGGER) +#include <jsdebuggeragent.h> +#endif +#if !defined(NO_QMLOBSERVER) +#include <qdeclarativeviewobserver.h> +#endif + +// Enable debugging before any QDeclarativeEngine is created +struct QmlJsDebuggingEnabler +{ + QmlJsDebuggingEnabler() + { + QDeclarativeDebugHelper::enableDebugging(); + } +}; + +// Execute code in constructor before first QDeclarativeEngine is instantiated +static QmlJsDebuggingEnabler enableDebuggingHelper; + +#endif // QMLJSDEBUGGER + +class QmlApplicationViewerPrivate +{ + QmlApplicationViewerPrivate(QDeclarativeView *view_) : view(view_) {} + + QString mainQmlFile; + QDeclarativeView *view; + friend class QmlApplicationViewer; + QString adjustPath(const QString &path); +}; + +QString QmlApplicationViewerPrivate::adjustPath(const QString &path) +{ +#ifdef Q_OS_UNIX +#ifdef Q_OS_MAC + if (!QDir::isAbsolutePath(path)) + return QCoreApplication::applicationDirPath() + + QLatin1String("/../Resources/") + path; +#else + QString pathInInstallDir; + const QString applicationDirPath = QCoreApplication::applicationDirPath(); + pathInInstallDir = QString::fromAscii("%1/../%2").arg(applicationDirPath, path); + + if (QFileInfo(pathInInstallDir).exists()) + return pathInInstallDir; +#endif +#endif + return path; +} + +QmlApplicationViewer::QmlApplicationViewer(QWidget *parent) + : QDeclarativeView(parent) + , d(new QmlApplicationViewerPrivate(this)) +{ + connect(engine(), SIGNAL(quit()), SLOT(close())); + setResizeMode(QDeclarativeView::SizeRootObjectToView); + // Qt versions prior to 4.8.0 don't have QML/JS debugging services built in +#if defined(QMLJSDEBUGGER) && QT_VERSION < 0x040800 +#if !defined(NO_JSDEBUGGER) + new QmlJSDebugger::JSDebuggerAgent(d->view->engine()); +#endif +#if !defined(NO_QMLOBSERVER) + new QmlJSDebugger::QDeclarativeViewObserver(d->view, d->view); +#endif +#endif +} + +QmlApplicationViewer::QmlApplicationViewer(QDeclarativeView *view, QWidget *parent) + : QDeclarativeView(parent) + , d(new QmlApplicationViewerPrivate(view)) +{ + connect(view->engine(), SIGNAL(quit()), view, SLOT(close())); + view->setResizeMode(QDeclarativeView::SizeRootObjectToView); + // Qt versions prior to 4.8.0 don't have QML/JS debugging services built in +#if defined(QMLJSDEBUGGER) && QT_VERSION < 0x040800 +#if !defined(NO_JSDEBUGGER) + new QmlJSDebugger::JSDebuggerAgent(d->view->engine()); +#endif +#if !defined(NO_QMLOBSERVER) + new QmlJSDebugger::QDeclarativeViewObserver(d->view, d->view); +#endif +#endif +} + +QmlApplicationViewer::~QmlApplicationViewer() +{ + delete d; +} + +QmlApplicationViewer *QmlApplicationViewer::create() +{ +#ifdef HARMATTAN_BOOSTER + return new QmlApplicationViewer(MDeclarativeCache::qDeclarativeView(), 0); +#else + return new QmlApplicationViewer(); +#endif +} + +void QmlApplicationViewer::setMainQmlFile(const QString &file) +{ + d->mainQmlFile = d->adjustPath(file); + d->view->setSource(QUrl::fromLocalFile(d->mainQmlFile)); +} + +void QmlApplicationViewer::addImportPath(const QString &path) +{ + d->view->engine()->addImportPath(d->adjustPath(path)); +} + +void QmlApplicationViewer::setOrientation(ScreenOrientation orientation) +{ +#if defined(Q_OS_SYMBIAN) + // If the version of Qt on the device is < 4.7.2, that attribute won't work + if (orientation != ScreenOrientationAuto) { + const QStringList v = QString::fromAscii(qVersion()).split(QLatin1Char('.')); + if (v.count() == 3 && (v.at(0).toInt() << 16 | v.at(1).toInt() << 8 | v.at(2).toInt()) < 0x040702) { + qWarning("Screen orientation locking only supported with Qt 4.7.2 and above"); + return; + } + } +#endif // Q_OS_SYMBIAN + + Qt::WidgetAttribute attribute; + switch (orientation) { +#if QT_VERSION < 0x040702 + // Qt < 4.7.2 does not yet have the Qt::WA_*Orientation attributes + case ScreenOrientationLockPortrait: + attribute = static_cast<Qt::WidgetAttribute>(128); + break; + case ScreenOrientationLockLandscape: + attribute = static_cast<Qt::WidgetAttribute>(129); + break; + default: + case ScreenOrientationAuto: + attribute = static_cast<Qt::WidgetAttribute>(130); + break; +#else // QT_VERSION < 0x040702 + case ScreenOrientationLockPortrait: + attribute = Qt::WA_LockPortraitOrientation; + break; + case ScreenOrientationLockLandscape: + attribute = Qt::WA_LockLandscapeOrientation; + break; + default: + case ScreenOrientationAuto: + attribute = Qt::WA_AutoOrientation; + break; +#endif // QT_VERSION < 0x040702 + }; + setAttribute(attribute, true); +} + +void QmlApplicationViewer::showExpanded() +{ +#if defined(Q_OS_SYMBIAN) || defined(MEEGO_EDITION_HARMATTAN) || defined(Q_WS_SIMULATOR) + d->view->showFullScreen(); +#elif defined(Q_WS_MAEMO_5) + d->view->showMaximized(); +#else + d->view->show(); +#endif +} + +QApplication *createApplication(int &argc, char **argv) +{ +#ifdef HARMATTAN_BOOSTER + return MDeclarativeCache::qApplication(argc, argv); +#else + return new QApplication(argc, argv); +#endif +} |