diff options
| -rw-r--r-- | tools/qml/deviceorientation_harmattan.cpp | 161 | ||||
| -rw-r--r-- | tools/qml/qml.pri | 5 |
2 files changed, 166 insertions, 0 deletions
diff --git a/tools/qml/deviceorientation_harmattan.cpp b/tools/qml/deviceorientation_harmattan.cpp new file mode 100644 index 0000000..22f9f4c --- /dev/null +++ b/tools/qml/deviceorientation_harmattan.cpp @@ -0,0 +1,161 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the tools 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 "deviceorientation.h" +#include <QtDBus> +#include <QDebug> + +#define ORIENTATION_SERVICE "com.nokia.SensorService" +#define ORIENTATION_PATH "/org/maemo/contextkit/Screen/TopEdge" +#define CONTEXT_INTERFACE "org.maemo.contextkit.Property" +#define CONTEXT_CHANGED "ValueChanged" +#define CONTEXT_SUBSCRIBE "Subscribe" +#define CONTEXT_UNSUBSCRIBE "Unsubscribe" +#define CONTEXT_GET "Get" + + +class HarmattanOrientation : public DeviceOrientation +{ + Q_OBJECT +public: + HarmattanOrientation() + : o(UnknownOrientation), sensorEnabled(false) + { + resumeListening(); + // connect to the orientation change signal + bool ok = QDBusConnection::systemBus().connect(ORIENTATION_SERVICE, ORIENTATION_PATH, + CONTEXT_INTERFACE, + CONTEXT_CHANGED, + this, + SLOT(deviceOrientationChanged(QList<QVariant>,quint64))); +// qDebug() << "connection OK" << ok; + QDBusMessage reply = QDBusConnection::systemBus().call( + QDBusMessage::createMethodCall(ORIENTATION_SERVICE, ORIENTATION_PATH, + CONTEXT_INTERFACE, CONTEXT_GET)); + if (reply.type() != QDBusMessage::ErrorMessage) { + QList<QVariant> args; + qvariant_cast<QDBusArgument>(reply.arguments().at(0)) >> args; + deviceOrientationChanged(args, 0); + } + } + + ~HarmattanOrientation() + { + // unsubscribe from the orientation sensor + if (sensorEnabled) + QDBusConnection::systemBus().call( + QDBusMessage::createMethodCall(ORIENTATION_SERVICE, ORIENTATION_PATH, + CONTEXT_INTERFACE, CONTEXT_UNSUBSCRIBE)); + } + + inline Orientation orientation() const + { + return o; + } + + void setOrientation(Orientation) + { + } + + void pauseListening() { + if (sensorEnabled) { + // unsubscribe from the orientation sensor + QDBusConnection::systemBus().call( + QDBusMessage::createMethodCall(ORIENTATION_SERVICE, ORIENTATION_PATH, + CONTEXT_INTERFACE, CONTEXT_UNSUBSCRIBE)); + sensorEnabled = false; + } + } + + void resumeListening() { + if (!sensorEnabled) { + // subscribe to the orientation sensor + QDBusMessage reply = QDBusConnection::systemBus().call( + QDBusMessage::createMethodCall(ORIENTATION_SERVICE, ORIENTATION_PATH, + CONTEXT_INTERFACE, CONTEXT_SUBSCRIBE)); + + if (reply.type() == QDBusMessage::ErrorMessage) { + qWarning("Unable to retrieve device orientation: %s", qPrintable(reply.errorMessage())); + } else { + sensorEnabled = true; + } + } + } + +private Q_SLOTS: + void deviceOrientationChanged(QList<QVariant> args,quint64) + { + if (args.count() == 0) + return; + Orientation newOrientation = toOrientation(args.at(0).toString()); + if (newOrientation != o) { + o = newOrientation; + emit orientationChanged(); + } +// qDebug() << "orientation" << args.at(0).toString(); + } + +private: + static Orientation toOrientation(const QString &nativeOrientation) + { + if (nativeOrientation == "top") + return Landscape; + else if (nativeOrientation == "left") + return Portrait; + else if (nativeOrientation == "bottom") + return LandscapeInverted; + else if (nativeOrientation == "right") + return PortraitInverted; + return UnknownOrientation; + } + +private: + Orientation o; + bool sensorEnabled; +}; + +DeviceOrientation* DeviceOrientation::instance() +{ + static HarmattanOrientation *o = new HarmattanOrientation; + return o; +} + +#include "deviceorientation_harmattan.moc" diff --git a/tools/qml/qml.pri b/tools/qml/qml.pri index e5b2c7f..5db7678 100644 --- a/tools/qml/qml.pri +++ b/tools/qml/qml.pri @@ -29,6 +29,11 @@ symbian:!contains(S60_VERSION, 3.1):!contains(S60_VERSION, 3.2) { SOURCES += $$PWD/deviceorientation_maemo5.cpp FORMS = $$PWD/recopts_maemo5.ui \ $$PWD/proxysettings_maemo5.ui +} else:linux-g++-maemo { + QT += dbus + SOURCES += $$PWD/deviceorientation_harmattan.cpp + FORMS = $$PWD/recopts.ui \ + $$PWD/proxysettings.ui } else { SOURCES += $$PWD/deviceorientation.cpp FORMS = $$PWD/recopts.ui \ |