main.cpp Example Filedemos/mobile/qtbubblelevel/main.cpp/**************************************************************************** ** ** 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 QtDeclarative module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** You may use this file under the terms of the BSD license as follows: ** ** "Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions are ** met: ** * Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** * Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor ** the names of its contributors may be used to endorse or promote ** products derived from this software without specific prior written ** permission. ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** $QT_END_LICENSE$ ** ****************************************************************************/ #include <QtDeclarative> #include <QtGui> #include <QAccelerometer> #include "accelerometerfilter.h" #include "settings.h" #include "taskswitcher.h" // Lock orientation in Symbian #ifdef Q_OS_SYMBIAN #include <eikenv.h> #include <eikappui.h> #include <aknenv.h> #include <aknappui.h> #endif QTM_USE_NAMESPACE int main(int argc, char *argv[]) { QApplication app(argc, argv); #ifdef Q_OS_SYMBIAN // Lock orientation to landscape in Symbian CAknAppUi* appUi = dynamic_cast<CAknAppUi*> (CEikonEnv::Static()->AppUi()); TRAP_IGNORE( if (appUi) appUi->SetOrientationL(CAknAppUi::EAppUiOrientationLandscape); ) #endif QDeclarativeView view; view.setSource(QUrl("qrc:/qml/BubbleLevel.qml")); view.setResizeMode(QDeclarativeView::SizeRootObjectToView); // ![1] Settings settings; QAccelerometer sensor; AccelerometerFilter filter; sensor.addFilter(&filter); QObject *rootObject = dynamic_cast<QObject*>(view.rootObject()); // Associate Qt / QML signals and slots QObject::connect(rootObject, SIGNAL(saveCorrectionAngle(const QVariant&)), &settings, SLOT(saveCorrectionAngle(const QVariant&))); QObject::connect(&filter, SIGNAL(rotationChanged(const QVariant&)), rootObject, SLOT(handleRotation(const QVariant&))); QObject::connect(&settings, SIGNAL(correctionAngle(const QVariant&)), rootObject, SLOT(setCorrectionAngle(const QVariant&))); QObject::connect((QObject*)view.engine(), SIGNAL(quit()), &app, SLOT(quit())); #ifdef Q_WS_MAEMO_5 TaskSwitcher taskSwitcher; QObject::connect(rootObject, SIGNAL(minimizeApplication()), &taskSwitcher, SLOT(minimizeApplication())); // Show the task switcher button rootObject->setProperty("taskSwitcherVisible", true); #endif // Read correction factor from permanent storage and emit it to QML side settings.loadAndEmitCorrectionAngle(); // Begin measuring of the accelerometer sensor sensor.start(); #if defined(Q_WS_MAEMO_5) || defined(Q_OS_SYMBIAN) || defined(Q_WS_SIMULATOR) view.setGeometry(QApplication::desktop()->screenGeometry()); view.showFullScreen(); #else view.setGeometry((QRect(100, 100, 800, 480))); view.show(); #endif return app.exec(); } |