Merge remote branch 'lighthouse/4.7' into lighthouse-master

26 files changed, 520 insertions, 41 deletions

diff --git a/examples/animation/stickman/lifecycle.cpp b/examples/animation/stickman/lifecycle.cpp
index 8778046..02cdb71 100644
--- a/examples/animation/stickman/lifecycle.cpp
+++ b/examples/animation/stickman/lifecycle.cpp
@@ -103,7 +103,7 @@ LifeCycle::LifeCycle(StickMan *stickMan, GraphicsView *keyReceiver)
         m_animationGroup->addAnimation(pa);    
     }
 
-    // Set up intial state graph
+    // Set up initial state graph
 //! [3]
     m_machine = new QStateMachine();
     m_machine->addDefaultAnimation(m_animationGroup);
diff --git a/examples/declarative/cppextensions/referenceexamples/adding/main.cpp b/examples/declarative/cppextensions/referenceexamples/adding/main.cpp
index f429b6e..391113c 100644
--- a/examples/declarative/cppextensions/referenceexamples/adding/main.cpp
+++ b/examples/declarative/cppextensions/referenceexamples/adding/main.cpp
@@ -57,7 +57,7 @@ int main(int argc, char ** argv)
         qWarning() << "The person's name is" << person->name();
         qWarning() << "They wear a" << person->shoeSize() << "sized shoe";
     } else {
-        qWarning() << "An error occured";
+        qWarning() << "An error occurred";
     }
 
     return 0;
diff --git a/examples/declarative/cppextensions/referenceexamples/attached/main.cpp b/examples/declarative/cppextensions/referenceexamples/attached/main.cpp
index 22e844f..5a39a98 100644
--- a/examples/declarative/cppextensions/referenceexamples/attached/main.cpp
+++ b/examples/declarative/cppextensions/referenceexamples/attached/main.cpp
@@ -83,7 +83,7 @@ int main(int argc, char ** argv)
         }
 
     } else {
-        qWarning() << "An error occured";
+        qWarning() << "An error occurred";
     }
 
     return 0;
diff --git a/examples/declarative/cppextensions/referenceexamples/binding/main.cpp b/examples/declarative/cppextensions/referenceexamples/binding/main.cpp
index 29da994..fe1bbc8 100644
--- a/examples/declarative/cppextensions/referenceexamples/binding/main.cpp
+++ b/examples/declarative/cppextensions/referenceexamples/binding/main.cpp
@@ -85,7 +85,7 @@ int main(int argc, char ** argv)
 
         party->startParty();
     } else {
-        qWarning() << "An error occured";
+        qWarning() << "An error occurred";
     }
 
     return app.exec();
diff --git a/examples/declarative/cppextensions/referenceexamples/coercion/main.cpp b/examples/declarative/cppextensions/referenceexamples/coercion/main.cpp
index 9b32c8b..5c53368 100644
--- a/examples/declarative/cppextensions/referenceexamples/coercion/main.cpp
+++ b/examples/declarative/cppextensions/referenceexamples/coercion/main.cpp
@@ -70,7 +70,7 @@ int main(int argc, char ** argv)
         for (int ii = 0; ii < party->guestCount(); ++ii)
             qWarning() << "   " << party->guest(ii)->name();
     } else {
-        qWarning() << "An error occured";
+        qWarning() << "An error occurred";
     }
 
     return 0;
diff --git a/examples/declarative/cppextensions/referenceexamples/default/main.cpp b/examples/declarative/cppextensions/referenceexamples/default/main.cpp
index f3a7068..f611bc4 100644
--- a/examples/declarative/cppextensions/referenceexamples/default/main.cpp
+++ b/examples/declarative/cppextensions/referenceexamples/default/main.cpp
@@ -68,7 +68,7 @@ int main(int argc, char ** argv)
         for (int ii = 0; ii < party->guestCount(); ++ii)
             qWarning() << "   " << party->guest(ii)->name();
     } else {
-        qWarning() << "An error occured";
+        qWarning() << "An error occurred";
     }
 
     return 0;
diff --git a/examples/declarative/cppextensions/referenceexamples/extended/main.cpp b/examples/declarative/cppextensions/referenceexamples/extended/main.cpp
index fb7ce1a..65527c3 100644
--- a/examples/declarative/cppextensions/referenceexamples/extended/main.cpp
+++ b/examples/declarative/cppextensions/referenceexamples/extended/main.cpp
@@ -58,7 +58,7 @@ int main(int argc, char ** argv)
         edit->show();
         return app.exec();
     } else {
-        qWarning() << "An error occured";
+        qWarning() << "An error occurred";
         return 0;
     }
 }
diff --git a/examples/declarative/cppextensions/referenceexamples/grouped/main.cpp b/examples/declarative/cppextensions/referenceexamples/grouped/main.cpp
index f2e0f55..e56a14d 100644
--- a/examples/declarative/cppextensions/referenceexamples/grouped/main.cpp
+++ b/examples/declarative/cppextensions/referenceexamples/grouped/main.cpp
@@ -78,7 +78,7 @@ int main(int argc, char ** argv)
             qWarning() << bestShoe->name() << "is wearing the best shoes!";
 
     } else {
-        qWarning() << "An error occured";
+        qWarning() << "An error occurred";
     }
 
     return 0;
diff --git a/examples/declarative/cppextensions/referenceexamples/properties/main.cpp b/examples/declarative/cppextensions/referenceexamples/properties/main.cpp
index b5dafe2..80237ef 100644
--- a/examples/declarative/cppextensions/referenceexamples/properties/main.cpp
+++ b/examples/declarative/cppextensions/referenceexamples/properties/main.cpp
@@ -61,7 +61,7 @@ int main(int argc, char ** argv)
         for (int ii = 0; ii < party->guestCount(); ++ii)
             qWarning() << "   " << party->guest(ii)->name();
     } else {
-        qWarning() << "An error occured";
+        qWarning() << "An error occurred";
     }
 
     return 0;
diff --git a/examples/declarative/cppextensions/referenceexamples/signal/main.cpp b/examples/declarative/cppextensions/referenceexamples/signal/main.cpp
index 6add975..56c0809 100644
--- a/examples/declarative/cppextensions/referenceexamples/signal/main.cpp
+++ b/examples/declarative/cppextensions/referenceexamples/signal/main.cpp
@@ -84,7 +84,7 @@ int main(int argc, char ** argv)
 
         party->startParty();
     } else {
-        qWarning() << "An error occured";
+        qWarning() << "An error occurred";
     }
 
     return 0;
diff --git a/examples/declarative/cppextensions/referenceexamples/valuesource/main.cpp b/examples/declarative/cppextensions/referenceexamples/valuesource/main.cpp
index 5752af7..40dc3cb 100644
--- a/examples/declarative/cppextensions/referenceexamples/valuesource/main.cpp
+++ b/examples/declarative/cppextensions/referenceexamples/valuesource/main.cpp
@@ -86,7 +86,7 @@ int main(int argc, char ** argv)
 
         party->startParty();
     } else {
-        qWarning() << "An error occured";
+        qWarning() << "An error occurred";
     }
 
     return app.exec();
diff --git a/examples/declarative/screenorientation/Core/Bubble.qml b/examples/declarative/screenorientation/Core/Bubble.qml
new file mode 100644
index 0000000..2474f30
--- /dev/null
+++ b/examples/declarative/screenorientation/Core/Bubble.qml
@@ -0,0 +1,91 @@
+/****************************************************************************
+**
+** 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 QtDeclarative module 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import Qt 4.7
+
+Rectangle {
+    property bool rising: false
+    property bool verticalRise: true
+    property real xAttractor: 0
+    property real yAttractor: 0
+
+    width: 5 + 10*Math.random()
+    height: width
+    radius: Math.floor(width/2)-1
+    property real amountOfGray: Math.random()
+    color: Qt.rgba(amountOfGray,amountOfGray,amountOfGray,1)
+
+    y: (rising && verticalRise) ? yAttractor : Math.random()*(main.inPortrait ? main.baseHeight : main.baseWidth)
+    x: (rising && !verticalRise) ? xAttractor : Math.random()*(main.inPortrait ? main.baseWidth : main.baseHeight)
+    Behavior on x {
+        id: xBehavior
+        SmoothedAnimation { 
+            velocity: 100+Math.random()*100 
+        } 
+    }
+    Behavior on y { 
+        id: yBehavior
+        SmoothedAnimation { 
+            velocity: 100+Math.random()*100 
+        } 
+    }
+    Timer {
+       interval: 80+Math.random()*40 
+        repeat: true
+        running: true
+        onTriggered: {
+            if (rising) {
+                if (x > main.width || x < 0) {
+                    xBehavior.enabled = false;
+                    rising = false;
+                    xBehavior.enabled = true;
+                    rising = true;
+                }
+                if (y > main.height || y < 0) {
+                    yBehavior.enabled = false;
+                    rising = false;
+                    yBehavior.enabled = true;
+                    rising = true;
+                }  
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/examples/declarative/screenorientation/Core/Button.qml b/examples/declarative/screenorientation/Core/Button.qml
new file mode 100644
index 0000000..60083d8
--- /dev/null
+++ b/examples/declarative/screenorientation/Core/Button.qml
@@ -0,0 +1,72 @@
+/****************************************************************************
+**
+** 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 QtDeclarative module 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import Qt 4.7
+Item {
+    id: button
+    signal clicked
+    property string text
+    property bool toggled: false
+    width: 100
+    height: 60
+    Rectangle {
+        anchors.fill: button
+        anchors.margins: mouseArea.pressed ? 3 : 2
+        color: toggled ? (mouseArea.pressed ? "#442222" : "darkred") : (mouseArea.pressed ? "#333333": "black")
+        radius: mouseArea.pressed ? 8 : 6
+        Text {
+            id: text
+            anchors.centerIn: parent
+            text: button.text
+            font.pixelSize: mouseArea.pressed ? 12 : 14
+            color: "white"
+            horizontalAlignment: Text.AlignHCenter
+            verticalAlignment: Text.AlignVCenter
+        }
+        MouseArea {
+            id: mouseArea
+            anchors.fill: parent
+            onClicked: {
+                button.clicked()
+            }
+        }
+    }
+}
diff --git a/examples/declarative/screenorientation/Core/screenorientation.js b/examples/declarative/screenorientation/Core/screenorientation.js
new file mode 100644
index 0000000..f0a5574
--- /dev/null
+++ b/examples/declarative/screenorientation/Core/screenorientation.js
@@ -0,0 +1,95 @@
+/****************************************************************************
+**
+** 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 QtDeclarative module 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+function printOrientation(orientation) {
+    var orientationString;
+    if (orientation == Orientation.Portrait) {
+        orientationString = "Portrait";
+    } else if (orientation == Orientation.Landscape) {
+        orientationString = "Landscape";
+    } else if (orientation == Orientation.PortraitInverted) {
+        orientationString = "Portrait inverted";
+    } else if (orientation == Orientation.LandscapeInverted) {
+        orientationString = "Landscape inverted";
+    } else {
+        orientationString = "UnknownOrientation";
+    }
+    return orientationString;
+}
+ 
+function getAngle(orientation) {
+    var angle;
+    if (orientation == Orientation.Portrait) {
+        angle = 0;
+    } else if (orientation == Orientation.Landscape) {
+        angle = 90;
+    } else if (orientation == Orientation.PortraitInverted) {
+        angle = 180;
+    } else if (orientation == Orientation.LandscapeInverted) {
+        angle = 270;
+    } else {
+        angle = 0;
+    }
+    return angle;
+}
+
+function parallel(firstOrientation, secondOrientation) {
+    var difference = getAngle(firstOrientation) - getAngle(secondOrientation)
+    return difference % 180 == 0;
+}
+
+function calculateGravityPoint(firstOrientation, secondOrientation) {
+    var position = Qt.point(0, 0);
+    var difference = getAngle(firstOrientation) - getAngle(secondOrientation)
+    if (difference < 0) {
+        difference = 360 + difference;
+    }
+    if (difference == 0) {
+        position = Qt.point(0, -10);
+    } else if (difference == 90) {
+        position = Qt.point(-10, 0);
+    } else if (difference == 180) {
+        position = Qt.point(0, 1000);
+    } else if (difference == 270) {
+        position = Qt.point(1000, 0);
+    }
+    return position;
+}
diff --git a/examples/declarative/screenorientation/screenorientation.qml b/examples/declarative/screenorientation/screenorientation.qml
new file mode 100644
index 0000000..6af38bb
--- /dev/null
+++ b/examples/declarative/screenorientation/screenorientation.qml
@@ -0,0 +1,202 @@
+/****************************************************************************
+**
+** 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 QtDeclarative module 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import Qt 4.7
+import "Core"
+import "Core/screenorientation.js" as ScreenOrientation
+
+Rectangle {
+    id: window
+    width: 360  
+    height: 640
+    color: "white"
+
+    Rectangle {
+        id: main
+        clip: true
+        property variant selectedOrientation: Orientation.UnknownOrientation
+        property variant activeOrientation: selectedOrientation == Orientation.UnknownOrientation ? runtime.orientation : selectedOrientation
+        state: "orientation " + activeOrientation
+        property bool inPortrait: (activeOrientation == Orientation.Portrait || activeOrientation == Orientation.PortraitInverted);
+
+        // rotation correction for landscape devices like N900
+        property bool landscapeWindow: window.width > window.height 
+        property variant rotationDelta: landscapeWindow ? -90 : 0
+        rotation: rotationDelta
+
+        // initial state is portrait
+        property real baseWidth: landscapeWindow ? window.height-10 : window.width-10
+        property real baseHeight: landscapeWindow ? window.width-10 : window.height-10
+
+        width: baseWidth
+        height: baseHeight
+        anchors.centerIn: parent
+
+        color: "black"
+        gradient: Gradient {
+            GradientStop { position: 0.0; color: Qt.rgba(0.5,0.5,0.5,0.5) }
+            GradientStop { position: 0.8; color: "black" }
+            GradientStop { position: 1.0; color: "black" }
+        }
+        Item {
+            id: bubbles
+            property bool rising: false
+            anchors.fill: parent
+            property variant gravityPoint: ScreenOrientation.calculateGravityPoint(main.activeOrientation, runtime.orientation)
+            Repeater {
+                model: 24
+                Bubble {
+                    rising: bubbles.rising
+                    verticalRise: ScreenOrientation.parallel(main.activeOrientation, runtime.orientation)
+                    xAttractor: parent.gravityPoint.x
+                    yAttractor: parent.gravityPoint.y
+                }
+            }
+            Component.onCompleted: bubbles.rising = true;
+        }
+
+        Column {
+            width: centeredText.width
+            anchors.verticalCenter: parent.verticalCenter
+            anchors.horizontalCenter: parent.horizontalCenter 
+            anchors.verticalCenterOffset: 30
+            Text {
+                text: "Orientation"
+                color: "white"
+                font.pixelSize: 22
+                anchors.horizontalCenter: parent.horizontalCenter
+            }
+            Text {
+                id: centeredText
+                text: ScreenOrientation.printOrientation(main.activeOrientation)
+                color: "white"
+                font.pixelSize: 40
+                anchors.horizontalCenter: parent.horizontalCenter
+            }
+            Text {
+                text: "sensor: " + ScreenOrientation.printOrientation(runtime.orientation)
+                color: "white"
+                font.pixelSize: 14
+                anchors.horizontalCenter: parent.horizontalCenter
+            }
+        }
+        Flow {
+            anchors.top: parent.top
+            anchors.left: parent.left
+            anchors.right: parent.right
+            anchors.margins: 10
+            spacing: 4
+            Button {
+                width: main.inPortrait ? (parent.width-4)/2 : (parent.width-8)/3
+                text: "Portrait"
+                onClicked: main.selectedOrientation = Orientation.Portrait
+                toggled: main.selectedOrientation == Orientation.Portrait
+            }
+            Button {
+                width: main.inPortrait ? (parent.width-4)/2 : (parent.width-8)/3
+                text: "Portrait inverted"
+                onClicked: main.selectedOrientation = Orientation.PortraitInverted
+                toggled: main.selectedOrientation == Orientation.PortraitInverted
+            }
+            Button {
+                width: main.inPortrait ? (parent.width-4)/2 : (parent.width-8)/3
+                text: "Landscape"
+                onClicked: main.selectedOrientation = Orientation.Landscape
+                toggled: main.selectedOrientation == Orientation.Landscape
+            }
+            Button {
+                width: main.inPortrait ? (parent.width-4)/2 : (parent.width-8)/3
+                text: "Landscape inverted"
+                onClicked: main.selectedOrientation = Orientation.LandscapeInverted
+                toggled: main.selectedOrientation == Orientation.LandscapeInverted
+            }
+            Button {
+                width: main.inPortrait ? parent.width : 2*(parent.width-2)/3
+                text: "From runtime.orientation"
+                onClicked: main.selectedOrientation = Orientation.UnknownOrientation
+                toggled: main.selectedOrientation == Orientation.UnknownOrientation
+            }
+        }
+        states: [
+            State {
+                name: "orientation " + Orientation.Landscape
+                PropertyChanges { 
+                    target: main
+                    rotation: ScreenOrientation.getAngle(Orientation.Landscape)+rotationDelta
+                    width: baseHeight
+                    height: baseWidth
+                }
+            },
+            State {
+                name: "orientation " + Orientation.PortraitInverted
+                PropertyChanges { 
+                    target: main
+                    rotation: ScreenOrientation.getAngle(Orientation.PortraitInverted)+rotationDelta
+                    width: baseWidth
+                    height: baseHeight
+                }
+            },
+            State {
+                name: "orientation " + Orientation.LandscapeInverted
+                PropertyChanges { 
+                    target: main
+                    rotation: ScreenOrientation.getAngle(Orientation.LandscapeInverted)+rotationDelta
+                    width: baseHeight
+                    height: baseWidth
+                }
+            }
+        ]
+        transitions: Transition {
+            ParallelAnimation {
+                RotationAnimation { 
+                    direction: RotationAnimation.Shortest
+                    duration: 300
+                    easing.type: Easing.InOutQuint 
+                }
+                NumberAnimation { 
+                    properties: "x,y,width,height"
+                    duration: 300
+                    easing.type: Easing.InOutQuint 
+                }
+            }
+        }
+    }
+}
diff --git a/examples/declarative/screenorientation/screenorientation.qmlproject b/examples/declarative/screenorientation/screenorientation.qmlproject
new file mode 100644
index 0000000..d4909f8
--- /dev/null
+++ b/examples/declarative/screenorientation/screenorientation.qmlproject
@@ -0,0 +1,16 @@
+import QmlProject 1.0
+
+Project {
+    /* Include .qml, .js, and image files from current directory and subdirectories */
+    QmlFiles {
+        directory: "."
+    }
+    JavaScriptFiles {
+        directory: "."
+    }
+    ImageFiles {
+        directory: "."
+    }
+    /* List of plugin directories passed to QML runtime */
+    // importPaths: [ " ../exampleplugin " ]
+}
diff --git a/examples/declarative/toys/dynamicscene/dynamicscene.qml b/examples/declarative/toys/dynamicscene/dynamicscene.qml
index 2a22a5f..d1055cd 100644
--- a/examples/declarative/toys/dynamicscene/dynamicscene.qml
+++ b/examples/declarative/toys/dynamicscene/dynamicscene.qml
@@ -136,10 +136,11 @@ Item {
             Text { text: "Drag an item into the scene." }
 
             Rectangle {
-                width: childrenRect.width + 10; height: childrenRect.height + 10
+                width: palette.width + 10; height: palette.height + 10
                 border.color: "black"
 
                 Row {
+                    id: palette
                     anchors.centerIn: parent
                     spacing: 8
 
diff --git a/examples/declarative/tutorials/samegame/samegame1/samegame.qml b/examples/declarative/tutorials/samegame/samegame1/samegame.qml
index 80567ef..68f8712 100644
--- a/examples/declarative/tutorials/samegame/samegame1/samegame.qml
+++ b/examples/declarative/tutorials/samegame/samegame1/samegame.qml
@@ -55,7 +55,7 @@ Rectangle {
         Image {
             id: background
             anchors.fill: parent
-            source: "../shared/pics/background.png"
+            source: "../shared/pics/background.jpg"
             fillMode: Image.PreserveAspectCrop
         }
     }
diff --git a/examples/network/download/main.cpp b/examples/network/download/main.cpp
index c322a44..0fb9137 100644
--- a/examples/network/download/main.cpp
+++ b/examples/network/download/main.cpp
@@ -150,7 +150,7 @@ void DownloadManager::downloadFinished(QNetworkReply *reply)
     } else {
         QString filename = saveFileName(url);
         if (saveToDisk(filename, reply))
-            printf("Download of %s succeded (saved to %s)\n",
+            printf("Download of %s succeeded (saved to %s)\n",
                    url.toEncoded().constData(), qPrintable(filename));
     }
 
diff --git a/examples/network/fortuneserver/server.cpp b/examples/network/fortuneserver/server.cpp
index b931b96..4dca38c 100644
--- a/examples/network/fortuneserver/server.cpp
+++ b/examples/network/fortuneserver/server.cpp
@@ -107,17 +107,19 @@ Server::Server(QWidget *parent)
 void Server::sessionOpened()
 {
     // Save the used configuration
-    QNetworkConfiguration config = networkSession->configuration();
-    QString id;
-    if (config.type() == QNetworkConfiguration::UserChoice)
-        id = networkSession->sessionProperty(QLatin1String("UserChoiceConfiguration")).toString();
-    else
-        id = config.identifier();
-
-    QSettings settings(QSettings::UserScope, QLatin1String("Trolltech"));
-    settings.beginGroup(QLatin1String("QtNetwork"));
-    settings.setValue(QLatin1String("DefaultNetworkConfiguration"), id);
-    settings.endGroup();
+    if (networkSession) {
+        QNetworkConfiguration config = networkSession->configuration();
+        QString id;
+        if (config.type() == QNetworkConfiguration::UserChoice)
+            id = networkSession->sessionProperty(QLatin1String("UserChoiceConfiguration")).toString();
+        else
+            id = config.identifier();
+
+        QSettings settings(QSettings::UserScope, QLatin1String("Trolltech"));
+        settings.beginGroup(QLatin1String("QtNetwork"));
+        settings.setValue(QLatin1String("DefaultNetworkConfiguration"), id);
+        settings.endGroup();
+    }
 
 //! [0] //! [1]
     tcpServer = new QTcpServer(this);
diff --git a/examples/network/http/httpwindow.cpp b/examples/network/http/httpwindow.cpp
index b1ea98c..ea48546 100644
--- a/examples/network/http/httpwindow.cpp
+++ b/examples/network/http/httpwindow.cpp
@@ -206,7 +206,7 @@ void HttpWindow::httpFinished()
 
 void HttpWindow::httpReadyRead()
 {
-    // this slot gets called everytime the QNetworkReply has new data.
+    // this slot gets called every time the QNetworkReply has new data.
     // We read all of its new data and write it into the file.
     // That way we use less RAM than when reading it at the finished()
     // signal of the QNetworkReply
diff --git a/examples/network/torrent/torrent.pro b/examples/network/torrent/torrent.pro
index 7665455..44716fd 100644
--- a/examples/network/torrent/torrent.pro
+++ b/examples/network/torrent/torrent.pro
@@ -5,7 +5,7 @@ HEADERS += addtorrentdialog.h \
            metainfo.h \
            peerwireclient.h \
            ratecontroller.h \
-           filemanager.h \  
+           filemanager.h \
            torrentclient.h \
            torrentserver.h \
            trackerclient.h
diff --git a/examples/network/torrent/torrentclient.cpp b/examples/network/torrent/torrentclient.cpp
index 5e25b9a..b7607a6 100644
--- a/examples/network/torrent/torrentclient.cpp
+++ b/examples/network/torrent/torrentclient.cpp
@@ -1243,8 +1243,8 @@ void TorrentClient::schedulePieceForClient(PeerWireClient *client)
             // depending on the state we're in.
             int pieceIndex = 0;
             if (d->state == WarmingUp || (qrand() & 4) == 0) {
-                int *occurrances = new int[d->pieceCount];
-                memset(occurrances, 0, d->pieceCount * sizeof(int));
+                int *occurrences = new int[d->pieceCount];
+                memset(occurrences, 0, d->pieceCount * sizeof(int));
                 
                 // Count how many of each piece are available.
                 foreach (PeerWireClient *peer, d->connections) {
@@ -1252,38 +1252,38 @@ void TorrentClient::schedulePieceForClient(PeerWireClient *client)
                     int peerPiecesSize = peerPieces.size();
                     for (int i = 0; i < peerPiecesSize; ++i) {
                         if (peerPieces.testBit(i))
-                            ++occurrances[i];
+                            ++occurrences[i];
                     }
                 }
 
                 // Find the rarest or most common pieces.
-                int numOccurrances = d->state == WarmingUp ? 0 : 99999;
+                int numOccurrences = d->state == WarmingUp ? 0 : 99999;
                 QList<int> piecesReadyForDownload;
                 for (int i = 0; i < d->pieceCount; ++i) {
                     if (d->state == WarmingUp) {
                         // Add common pieces
-                        if (occurrances[i] >= numOccurrances
+                        if (occurrences[i] >= numOccurrences
                             && incompletePiecesAvailableToClient.testBit(i)) {
-                            if (occurrances[i] > numOccurrances)
+                            if (occurrences[i] > numOccurrences)
                                 piecesReadyForDownload.clear();
                             piecesReadyForDownload.append(i);
-                            numOccurrances = occurrances[i];
+                            numOccurrences = occurrences[i];
                         }
                     } else {
                         // Add rare pieces
-                        if (occurrances[i] <= numOccurrances
+                        if (occurrences[i] <= numOccurrences
                             && incompletePiecesAvailableToClient.testBit(i)) {
-                            if (occurrances[i] < numOccurrances)
+                            if (occurrences[i] < numOccurrences)
                                 piecesReadyForDownload.clear();
                             piecesReadyForDownload.append(i);
-                            numOccurrances = occurrances[i];
+                            numOccurrences = occurrences[i];
                         }
                     }
                 }
 
                 // Select one piece randomly
                 pieceIndex = piecesReadyForDownload.at(qrand() % piecesReadyForDownload.size());
-                delete [] occurrances;
+                delete [] occurrences;
             } else {
                 // Make up a list of available piece indices, and pick
                 // a random one.
diff --git a/examples/opengl/shared/qtlogo.cpp b/examples/opengl/shared/qtlogo.cpp
index 0352d29..0165032 100644
--- a/examples/opengl/shared/qtlogo.cpp
+++ b/examples/opengl/shared/qtlogo.cpp
@@ -327,7 +327,7 @@ RectTorus::RectTorus(Geometry *g, qreal iRad, qreal oRad, qreal depth, int k)
     QVector<QVector3D> in_back = extrude(inside, depth);
     QVector<QVector3D> out_back = extrude(outside, depth);
 
-    // Create front, back and sides as seperate patches so that smooth normals
+    // Create front, back and sides as separate patches so that smooth normals
     // are generated for the curving sides, but a faceted edge is created between
     // sides and front/back
     Patch *front = new Patch(g);
diff --git a/examples/tools/customcompleter/textedit.cpp b/examples/tools/customcompleter/textedit.cpp
index 5467e53..77699e0 100644
--- a/examples/tools/customcompleter/textedit.cpp
+++ b/examples/tools/customcompleter/textedit.cpp
@@ -141,7 +141,7 @@ void TextEdit::keyPressEvent(QKeyEvent *e)
     }
 
     bool isShortcut = ((e->modifiers() & Qt::ControlModifier) && e->key() == Qt::Key_E); // CTRL+E
-    if (!c || !isShortcut) // dont process the shortcut when we have a completer
+    if (!c || !isShortcut) // do not process the shortcut when we have a completer
         QTextEdit::keyPressEvent(e);
 //! [7]
 
diff --git a/examples/xml/htmlinfo/main.cpp b/examples/xml/htmlinfo/main.cpp
index 066edb6..06fc33d 100644
--- a/examples/xml/htmlinfo/main.cpp
+++ b/examples/xml/htmlinfo/main.cpp
@@ -94,7 +94,7 @@ void parseHtmlFile(QTextStream &out, const QString &fileName) {
 
 int main(int argc, char **argv)
 {
-    // intialize QtCore application
+    // initialize QtCore application
     QCoreApplication app(argc, argv);
 
     // get a list of all html files in the current directory