Merge branch '4.7' of scm.dev.nokia.troll.no:qt/qt-qml into 4.7-integration

* '4.7' of scm.dev.nokia.troll.no:qt/qt-qml:
  Support device orientation in harmattan
  Connect property alias change signals on use
  Doc fix.
  Fix setting PathView offset when all visible items are removed.
  Rename toolbar button.
  Update import statement.
  Fixes assert in QDeclarativeWebView
  Do not show 'More' button when in fullscreen view.
  Set reasonable QT_GUI_DRAG_DISTANCE in mkspecs/linux-g++-maemo/qplatformdefs.h
  Allow default QApplication::startDragDistance() to be defined in platformdefs.h
  Autotest
  Ensure the TextInput cursor blinks immediately when enabled.
  Fix minehunt execution from QtDemo
  Update QtGui def files
  Ensure PathView updates positions when path changes.
  Create Loader components in correct context

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 \