Merge remote-tracking branch 'origin/master' into lighthouse-master

26 files changed, 694 insertions, 432 deletions

diff --git a/src/declarative/util/qdeclarativeanimation.cpp b/src/declarative/util/qdeclarativeanimation.cpp
index 681cea0..dc6d524 100644
--- a/src/declarative/util/qdeclarativeanimation.cpp
+++ b/src/declarative/util/qdeclarativeanimation.cpp
@@ -182,12 +182,11 @@ void QDeclarativeAbstractAnimation::setRunning(bool r)
 {
     Q_D(QDeclarativeAbstractAnimation);
     if (!d->componentComplete) {
-        if (d->running && r == d->running)    //don't re-register
-            return;
         d->running = r;
         if (r == false)
             d->avoidPropertyValueSourceStart = true;
-        else {
+        else if (!d->registered) {
+            d->registered = true;
             QDeclarativeEnginePrivate *engPriv = QDeclarativeEnginePrivate::get(qmlEngine(this));
             engPriv->registerFinalizedParserStatusObject(this, this->metaObject()->indexOfSlot("componentFinalized()"));
         }
@@ -204,6 +203,7 @@ void QDeclarativeAbstractAnimation::setRunning(bool r)
 
     d->running = r;
     if (d->running) {
+        bool supressStart = false;
         if (d->alwaysRunToEnd && d->loopCount != 1
             && qtAnimation()->state() == QAbstractAnimation::Running) {
             //we've restarted before the final loop finished; restore proper loop count
@@ -211,6 +211,7 @@ void QDeclarativeAbstractAnimation::setRunning(bool r)
                 qtAnimation()->setLoopCount(d->loopCount);
             else
                 qtAnimation()->setLoopCount(qtAnimation()->currentLoop() + d->loopCount);
+            supressStart = true;    //we want the animation to continue, rather than restart
         }
 
         if (!d->connectedTimeLine) {
@@ -218,7 +219,8 @@ void QDeclarativeAbstractAnimation::setRunning(bool r)
                              this, SLOT(timelineComplete()));
             d->connectedTimeLine = true;
         }
-        d->commence();
+        if (!supressStart)
+            d->commence();
         emit started();
     } else {
         if (d->alwaysRunToEnd) {
@@ -672,7 +674,9 @@ QDeclarativeColorAnimation::~QDeclarativeColorAnimation()
 
     \qml
     Item {
-        states: [ ... ]
+        states: [
+            // States are defined here...
+        ]
 
         transition: Transition {
             NumberAnimation { from: "#c0c0c0"; duration: 2000 }
@@ -725,40 +729,29 @@ void QDeclarativeColorAnimation::setTo(const QColor &t)
 
 /*!
     \qmlclass ScriptAction QDeclarativeScriptAction
-  \ingroup qml-animation-transition
+    \ingroup qml-animation-transition
     \since 4.7
     \inherits Animation
     \brief The ScriptAction element allows scripts to be run during an animation.
 
-    ScriptAction can be used to run script at a specific point in an animation.
+    ScriptAction can be used to run a script at a specific point in an animation.
 
     \qml
     SequentialAnimation {
-        NumberAnimation { ... }
+        NumberAnimation {
+            // ...
+        }
         ScriptAction { script: doSomething(); }
-        NumberAnimation { ... }
+        NumberAnimation {
+            // ...
+        }
     }
     \endqml
 
     When used as part of a Transition, you can also target a specific
     StateChangeScript to run using the \c scriptName property.
 
-    \qml
-    State {
-        StateChangeScript {
-            name: "myScript"
-            script: doStateStuff();
-        }
-    }
-    ...
-    Transition {
-        SequentialAnimation {
-            NumberAnimation { ... }
-            ScriptAction { scriptName: "myScript" }
-            NumberAnimation { ... }
-        }
-    }
-    \endqml
+    \snippet doc/src/snippets/declarative/states/statechangescript.qml state and transition
 
     \sa StateChangeScript
 */
@@ -870,7 +863,7 @@ QAbstractAnimation *QDeclarativeScriptAction::qtAnimation()
 
 /*!
     \qmlclass PropertyAction QDeclarativePropertyAction
-  \ingroup qml-animation-transition
+    \ingroup qml-animation-transition
     \since 4.7
     \inherits Animation
     \brief The PropertyAction element allows immediate property changes during animation.
@@ -896,21 +889,14 @@ QAbstractAnimation *QDeclarativeScriptAction::qtAnimation()
     However, with this code, the \c transformOrigin is not set until \e after
     the animation, as a \l State is taken to define the values at the \e end of
     a transition. The animation would rotate at the default \c transformOrigin,
-    then jump to \c Item.BottomRight. To fix this, insert a PropertyChanges 
+    then jump to \c Item.BottomRight. To fix this, insert a PropertyAction
     before the RotationAnimation begins:
 
-    \qml
-    transitions: Transition {
-        SequentialAnimation {
-            PropertyAction { target: rect; property: "transformOrigin" }
-            RotationAnimation { ... }
-        }
-    }
-    \endqml
+    \snippet doc/src/snippets/declarative/propertyaction-sequential.qml sequential
     
     This immediately sets the \c transformOrigin property to the value defined
     in the end state of the \l Transition (i.e. the value defined in the 
-    PropertyChanges object) so that the rotation animation begins with the
+    PropertyAction object) so that the rotation animation begins with the
     correct transform origin.
 
     \sa {QML Animation}, QtDeclarative
@@ -1195,7 +1181,9 @@ void QDeclarativeNumberAnimation::init()
 
     \qml
     Item {
-        states: [ ... ]
+        states: [
+            // ...
+        ]
 
         transition: Transition {
             NumberAnimation { properties: "x"; from: 100; duration: 200 }
@@ -1421,7 +1409,9 @@ QDeclarativeRotationAnimation::~QDeclarativeRotationAnimation()
 
     \qml
     Item {
-        states: [ ... ]
+        states: [
+            // ...
+        ]
 
         transition: Transition {
             RotationAnimation { properties: "angle"; from: 100; duration: 2000 }
@@ -2253,7 +2243,7 @@ void QDeclarativePropertyAnimation::setProperties(const QString &prop)
            width: 100; height: 100
            color: Qt.rgba(0,0,1)
            //need to explicitly specify target and property
-           NumberAnimation { id: theAnim; target: theRect; property: "x" to: 500 }
+           NumberAnimation { id: theAnim; target: theRect; property: "x"; to: 500 }
            MouseArea {
                anchors.fill: parent
                onClicked: theAnim.start()
@@ -2555,7 +2545,7 @@ void QDeclarativeParentAnimation::setNewParent(QDeclarativeItem *newParent)
     ParentAnimation {
         target: myItem
         via: topLevelItem
-        ...
+        // ...
     }
     \endqml
 */
diff --git a/src/declarative/util/qdeclarativeanimation_p_p.h b/src/declarative/util/qdeclarativeanimation_p_p.h
index 15bda3c..048ecb1 100644
--- a/src/declarative/util/qdeclarativeanimation_p_p.h
+++ b/src/declarative/util/qdeclarativeanimation_p_p.h
@@ -210,7 +210,7 @@ public:
     : running(false), paused(false), alwaysRunToEnd(false),
       connectedTimeLine(false), componentComplete(true),
       avoidPropertyValueSourceStart(false), disableUserControl(false),
-      loopCount(1), group(0) {}
+      registered(false), loopCount(1), group(0) {}
 
     bool running:1;
     bool paused:1;
@@ -219,6 +219,7 @@ public:
     bool componentComplete:1;
     bool avoidPropertyValueSourceStart:1;
     bool disableUserControl:1;
+    bool registered:1;
 
     int loopCount;
 
diff --git a/src/declarative/util/qdeclarativeapplication.cpp b/src/declarative/util/qdeclarativeapplication.cpp
new file mode 100644
index 0000000..e0f6df2
--- /dev/null
+++ b/src/declarative/util/qdeclarativeapplication.cpp
@@ -0,0 +1,112 @@
+/****************************************************************************
+**
+** 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qdeclarativeapplication_p.h"
+#include <private/qobject_p.h>
+#include <QtGui/QApplication>
+
+QT_BEGIN_NAMESPACE
+
+class QDeclarativeApplicationPrivate : public QObjectPrivate
+{
+    Q_DECLARE_PUBLIC(QDeclarativeApplication)
+public:
+    QDeclarativeApplicationPrivate() : active(QApplication::activeWindow() != 0),
+    layoutDirection(QApplication::layoutDirection()) {}
+    bool active;
+    Qt::LayoutDirection layoutDirection;
+};
+
+/*
+    This object and its properties are documented as part of the Qt object,
+    in qdeclarativengine.cpp
+*/
+
+QDeclarativeApplication::QDeclarativeApplication(QObject *parent) : QObject(*new QDeclarativeApplicationPrivate(), parent)
+{
+    if (qApp)
+        qApp->installEventFilter(this);
+}
+
+QDeclarativeApplication::~QDeclarativeApplication()
+{
+}
+
+bool QDeclarativeApplication::active() const
+{
+    Q_D(const QDeclarativeApplication);
+    return d->active;
+}
+
+Qt::LayoutDirection QDeclarativeApplication::layoutDirection() const
+{
+    Q_D(const QDeclarativeApplication);
+    return d->layoutDirection;
+}
+
+bool QDeclarativeApplication::eventFilter(QObject *obj, QEvent *event)
+{
+    Q_UNUSED(obj)
+    Q_D(QDeclarativeApplication);
+    if (event->type() == QEvent::ApplicationActivate
+     || event->type() == QEvent::ApplicationDeactivate) {
+        bool active = d->active;
+        if (event->type() == QEvent::ApplicationActivate)
+            active  = true;
+        else if (event->type() == QEvent::ApplicationDeactivate)
+            active  = false;
+
+        if (d->active != active) {
+            d->active = active;
+            emit activeChanged();
+        }
+    }
+    if (event->type() == QEvent::LayoutDirectionChange) {
+        Qt::LayoutDirection direction = QApplication::layoutDirection();
+        if (d->layoutDirection != direction) {
+            d->layoutDirection = direction;
+            emit layoutDirectionChanged();
+        }
+    }
+    return false;
+}
+
+QT_END_NAMESPACE
diff --git a/src/declarative/util/qdeclarativeapplication_p.h b/src/declarative/util/qdeclarativeapplication_p.h
new file mode 100644
index 0000000..caaed18
--- /dev/null
+++ b/src/declarative/util/qdeclarativeapplication_p.h
@@ -0,0 +1,86 @@
+/****************************************************************************
+**
+** 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QDECLARATIVEAPPLICATION_P_H
+#define QDECLARATIVEAPPLICATION_P_H
+
+#include <QtCore/QObject>
+#include <qdeclarative.h>
+#include <private/qdeclarativeglobal_p.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Declarative)
+
+class QDeclarativeApplicationPrivate;
+class Q_DECLARATIVE_PRIVATE_EXPORT QDeclarativeApplication : public QObject
+{
+    Q_OBJECT
+    Q_PROPERTY(bool active READ active NOTIFY activeChanged)
+    Q_PROPERTY(Qt::LayoutDirection layoutDirection READ layoutDirection NOTIFY layoutDirectionChanged)
+
+public:
+    explicit QDeclarativeApplication(QObject *parent = 0);
+    virtual ~QDeclarativeApplication();
+    bool active() const;
+    Qt::LayoutDirection layoutDirection() const;
+
+protected:
+    bool eventFilter(QObject *obj, QEvent *event);
+
+Q_SIGNALS:
+    void activeChanged();
+    void layoutDirectionChanged();
+
+private:
+    Q_DISABLE_COPY(QDeclarativeApplication)
+    Q_DECLARE_PRIVATE(QDeclarativeApplication)
+};
+
+QT_END_NAMESPACE
+
+QML_DECLARE_TYPE(QDeclarativeApplication)
+
+QT_END_HEADER
+
+#endif // QDECLARATIVEAPPLICATION_P_H
diff --git a/src/declarative/util/qdeclarativeconnections.cpp b/src/declarative/util/qdeclarativeconnections.cpp
index 6f35957..5a66aab 100644
--- a/src/declarative/util/qdeclarativeconnections.cpp
+++ b/src/declarative/util/qdeclarativeconnections.cpp
@@ -45,6 +45,7 @@
 #include <qdeclarativeproperty_p.h>
 #include <qdeclarativeboundsignal_p.h>
 #include <qdeclarativecontext.h>
+#include <qdeclarativecontext_p.h>
 #include <qdeclarativeinfo.h>
 
 #include <QtCore/qdebug.h>
@@ -71,8 +72,8 @@ public:
 
 /*!
     \qmlclass Connections QDeclarativeConnections
-  \ingroup qml-utility-elements
-  \since 4.7
+    \ingroup qml-utility-elements
+    \since 4.7
     \brief A Connections element describes generalized connections to signals.
 
     A Connections object creates a connection to a QML signal.
@@ -82,7 +83,7 @@ public:
 
     \qml
     MouseArea {
-        onClicked: { foo(...) }
+        onClicked: { foo(parameters) }
     }
     \endqml
 
@@ -103,7 +104,7 @@ public:
     \qml
     MouseArea {
         Connections {
-            onClicked: foo(...)
+            onClicked: foo(parameters)
         }
     }
     \endqml
@@ -115,10 +116,10 @@ public:
     MouseArea {
         id: area
     }
-    ...
+    // ...
     Connections {
         target: area
-        onClicked: foo(...)
+        onClicked: foo(parameters)
     }
     \endqml
 
@@ -257,7 +258,11 @@ void QDeclarativeConnections::connectSignals()
         if (prop.isValid() && (prop.type() & QDeclarativeProperty::SignalProperty)) {
             QDeclarativeBoundSignal *signal =
                 new QDeclarativeBoundSignal(target(), prop.method(), this);
-            signal->setExpression(new QDeclarativeExpression(qmlContext(this), 0, script));
+            QDeclarativeExpression *expression = new QDeclarativeExpression(qmlContext(this), 0, script);
+            QDeclarativeData *ddata = QDeclarativeData::get(this);
+            if (ddata && ddata->outerContext && !ddata->outerContext->url.isEmpty())
+                expression->setSourceLocation(ddata->outerContext->url.toString(), ddata->lineNumber);
+            signal->setExpression(expression);
             d->boundsignals += signal;
         } else {
             if (!d->ignoreUnknownSignals)
diff --git a/src/declarative/util/qdeclarativefontloader.cpp b/src/declarative/util/qdeclarativefontloader.cpp
index d39da3f..eba9cf9 100644
--- a/src/declarative/util/qdeclarativefontloader.cpp
+++ b/src/declarative/util/qdeclarativefontloader.cpp
@@ -262,8 +262,18 @@ void QDeclarativeFontLoader::updateFontInfo(const QString& name, QDeclarativeFon
 
     Example:
     \qml
-    FontLoader { id: webFont; source: "http://www.mysite.com/myfont.ttf" }
-    Text { text: "Fancy font"; font.family: webFont.name }
+    Item {
+        width: 200; height: 50
+
+        FontLoader {
+            id: webFont
+            source: "http://www.mysite.com/myfont.ttf"
+        }
+        Text {
+            text: "Fancy font"
+            font.family: webFont.name
+        }
+    }
     \endqml
 */
 QString QDeclarativeFontLoader::name() const
diff --git a/src/declarative/util/qdeclarativelistmodel.cpp b/src/declarative/util/qdeclarativelistmodel.cpp
index e5ba5e0..80b52fd 100644
--- a/src/declarative/util/qdeclarativelistmodel.cpp
+++ b/src/declarative/util/qdeclarativelistmodel.cpp
@@ -108,9 +108,9 @@ QDeclarativeListModelParser::ListInstruction *QDeclarativeListModelParser::ListM
     The following example shows a ListModel containing three elements, with the roles
     "name" and "cost".
 
-    \beginfloatright
+    \div {float-right}
     \inlineimage listmodel.png
-    \endfloat
+    \enddiv
 
     \snippet doc/src/snippets/declarative/listmodel.qml 0
 
@@ -133,9 +133,9 @@ QDeclarativeListModelParser::ListInstruction *QDeclarativeListModelParser::ListM
 
     The delegate displays all the fruit attributes:
 
-    \beginfloatright
+    \div {float-right}
     \inlineimage listmodel-nested.png
-    \endfloat
+    \enddiv
 
     \snippet doc/src/snippets/declarative/listmodel-nested.qml delegate
 
@@ -559,6 +559,14 @@ QScriptValue QDeclarativeListModel::get(int index) const
 */
 void QDeclarativeListModel::set(int index, const QScriptValue& valuemap)
 {
+    QList<int> roles;
+    set(index, valuemap, &roles);
+    if (!roles.isEmpty() && !inWorkerThread())
+        emit itemsChanged(index, 1, roles);
+}
+
+void QDeclarativeListModel::set(int index, const QScriptValue& valuemap, QList<int> *roles)
+{
     if (!valuemap.isObject() || valuemap.isArray()) {
         qmlInfo(this) << tr("set: value is not an object");
         return;
@@ -571,14 +579,10 @@ void QDeclarativeListModel::set(int index, const QScriptValue& valuemap)
     if (index == count()) {
         append(valuemap);
     } else {
-        QList<int> roles;
         if (m_flat)
-            m_flat->set(index, valuemap, &roles);
+            m_flat->set(index, valuemap, roles);
         else
-            m_nested->set(index, valuemap, &roles);
-
-        if (!inWorkerThread())
-            emit itemsChanged(index, 1, roles);
+            m_nested->set(index, valuemap, roles);
     }
 }
 
@@ -597,19 +601,23 @@ void QDeclarativeListModel::set(int index, const QScriptValue& valuemap)
 */
 void QDeclarativeListModel::setProperty(int index, const QString& property, const QVariant& value)
 {
+    QList<int> roles;
+    setProperty(index, property, value, &roles);
+    if (!roles.isEmpty() && !inWorkerThread())
+        emit itemsChanged(index, 1, roles);
+}
+
+void QDeclarativeListModel::setProperty(int index, const QString& property, const QVariant& value, QList<int> *roles)
+{
     if (count() == 0 || index >= count() || index < 0) {
         qmlInfo(this) << tr("set: index %1 out of range").arg(index);
         return;
     }
 
-    QList<int> roles;
     if (m_flat)
-        m_flat->setProperty(index, property, value, &roles);
+        m_flat->setProperty(index, property, value, roles);
     else
-        m_nested->setProperty(index, property, value, &roles);
-
-    if (!inWorkerThread())
-        emit itemsChanged(index, 1, roles);
+        m_nested->setProperty(index, property, value, roles);
 }
 
 /*!
@@ -1011,9 +1019,11 @@ void FlatListModel::setProperty(int index, const QString& property, const QVaria
     } else {
         role = iter.value();
     }
-    roles->append(role);
 
-    m_values[index][role] = value;
+    if (m_values[index][role] != value) {
+        roles->append(role);
+        m_values[index][role] = value;
+    }
 }
 
 void FlatListModel::move(int from, int to, int n)
@@ -1043,6 +1053,10 @@ bool FlatListModel::addValue(const QScriptValue &value, QHash<int, QVariant> *ro
             iter = m_strings.insert(name, role);
             if (roles)
                 roles->append(role);
+        } else {
+            int role = iter.value();
+            if (roles && row->contains(role) && row->value(role) != v)
+                roles->append(role);
         }
         row->insert(*iter, v);
     }
@@ -1151,14 +1165,14 @@ void FlatListScriptClass::setProperty(Object *obj, const Identifier &name, const
         QHash<int, QVariant> &row = m_model->m_values[index];
         row[role] = value.toVariant();
 
+        QList<int> roles;
+        roles << role;
         if (m_model->m_parentAgent) {
             // This is the list in the worker thread, so tell the agent to
             // emit itemsChanged() later
-            m_model->m_parentAgent->changedData(index, 1);
+            m_model->m_parentAgent->changedData(index, 1, roles);
         } else {
             // This is the list in the main thread, so emit itemsChanged()
-            QList<int> roles;
-            roles << role;
             emit m_model->m_listModel->itemsChanged(index, 1, roles);
         }
     }
@@ -1350,7 +1364,9 @@ void NestedListModel::set(int index, const QScriptValue& valuemap, QList<int> *r
     Q_ASSERT(index >=0 && index < count());
 
     ModelNode *node = qvariant_cast<ModelNode *>(_root->values.at(index));
-    node->setObjectValue(valuemap);
+    bool emitItemsChanged = node->setObjectValue(valuemap);
+    if (!emitItemsChanged)
+        return;
 
     QScriptValueIterator it(valuemap);
     while (it.hasNext()) {
@@ -1369,7 +1385,9 @@ void NestedListModel::setProperty(int index, const QString& property, const QVar
     Q_ASSERT(index >=0 && index < count());
 
     ModelNode *node = qvariant_cast<ModelNode *>(_root->values.at(index));
-    node->setProperty(property, value);
+    bool emitItemsChanged = node->setProperty(property, value);
+    if (!emitItemsChanged)
+        return;
 
     int r = roleStrings.indexOf(property);
     if (r < 0) {
@@ -1441,24 +1459,37 @@ void ModelNode::clear()
     properties.clear();
 }
 
-void ModelNode::setObjectValue(const QScriptValue& valuemap, bool writeToCache) {
+bool ModelNode::setObjectValue(const QScriptValue& valuemap, bool writeToCache)
+{
+    bool emitItemsChanged = false;
+
     QScriptValueIterator it(valuemap);
     while (it.hasNext()) {
         it.next();
+        ModelNode *prev = properties.value(it.name());
         ModelNode *value = new ModelNode(m_model);
         QScriptValue v = it.value();
+
         if (v.isArray()) {
             value->isArray = true;
             value->setListValue(v);
+            if (writeToCache && objectCache)
+                objectCache->setValue(it.name().toUtf8(), QVariant::fromValue(value->model(m_model)));
+            emitItemsChanged = true;    // for now, too inefficient to check whether list and sublists have changed
         } else {
             value->values << v.toVariant();
             if (writeToCache && objectCache)
                 objectCache->setValue(it.name().toUtf8(), value->values.last());
+            if (!emitItemsChanged && prev && prev->values.count() == 1
+                    && prev->values[0] != value->values.last()) {
+                emitItemsChanged = true;
+            }
         }
         if (properties.contains(it.name()))
             delete properties[it.name()];
         properties.insert(it.name(), value);
     }
+    return emitItemsChanged;
 }
 
 void ModelNode::setListValue(const QScriptValue& valuelist) {
@@ -1481,9 +1512,12 @@ void ModelNode::setListValue(const QScriptValue& valuelist) {
     }
 }
 
-void ModelNode::setProperty(const QString& prop, const QVariant& val) {
+bool ModelNode::setProperty(const QString& prop, const QVariant& val) {
     QHash<QString, ModelNode *>::const_iterator it = properties.find(prop);
+    bool emitItemsChanged = false;
     if (it != properties.end()) {
+        if (val != (*it)->values[0])
+            emitItemsChanged = true;
         (*it)->values[0] = val;
     } else {
         ModelNode *n = new ModelNode(m_model);
@@ -1492,6 +1526,7 @@ void ModelNode::setProperty(const QString& prop, const QVariant& val) {
     }
     if (objectCache)
         objectCache->setValue(prop.toUtf8(), val);
+    return emitItemsChanged;
 }
 
 void ModelNode::updateListIndexes()
@@ -1559,7 +1594,7 @@ ModelObject::ModelObject(ModelNode *node, NestedListModel *model, QScriptEngine
 void ModelObject::setValue(const QByteArray &name, const QVariant &val)
 {
     m_meta->setValue(name, val);
-    setProperty(name.constData(), val);
+    //setProperty(name.constData(), val);
 }
 
 void ModelObject::setNodeUpdatesEnabled(bool enable)
@@ -1586,9 +1621,9 @@ void ModelNodeMetaObject::propertyWritten(int index)
 
     QScriptValue sv = m_seng->newObject();
     sv.setProperty(propName, m_seng->newVariant(value));
-    m_obj->m_node->setObjectValue(sv, false);
-
-    m_obj->m_node->changedProperty(propName);
+    bool changed = m_obj->m_node->setObjectValue(sv, false);
+    if (changed)
+        m_obj->m_node->changedProperty(propName);
 }
 
 
diff --git a/src/declarative/util/qdeclarativelistmodel_p.h b/src/declarative/util/qdeclarativelistmodel_p.h
index 5f73557..7870b4f 100644
--- a/src/declarative/util/qdeclarativelistmodel_p.h
+++ b/src/declarative/util/qdeclarativelistmodel_p.h
@@ -103,6 +103,9 @@ private:
     // Constructs a flat list model for a worker agent
     QDeclarativeListModel(const QDeclarativeListModel *orig, QDeclarativeListModelWorkerAgent *parent);
 
+    void set(int index, const QScriptValue&, QList<int> *roles);
+    void setProperty(int index, const QString& property, const QVariant& value, QList<int> *roles);
+
     bool flatten();
     bool inWorkerThread() const;
 
diff --git a/src/declarative/util/qdeclarativelistmodel_p_p.h b/src/declarative/util/qdeclarativelistmodel_p_p.h
index 5ba702c..7236e8b 100644
--- a/src/declarative/util/qdeclarativelistmodel_p_p.h
+++ b/src/declarative/util/qdeclarativelistmodel_p_p.h
@@ -190,7 +190,7 @@ public:
     bool insert(int index, const QScriptValue&);
     QScriptValue get(int index) const;
     void set(int index, const QScriptValue&, QList<int> *roles);
-    void setProperty(int index, const QString& property, const QVariant& value, QList<int> *role);
+    void setProperty(int index, const QString& property, const QVariant& value, QList<int> *roles);
     void move(int from, int to, int count);
 
     QVariant valueForNode(ModelNode *, bool *hasNested = 0) const;
@@ -255,9 +255,9 @@ struct ModelNode
     QDeclarativeListModel *model(const NestedListModel *model);
     ModelObject *object(const NestedListModel *model);
 
-    void setObjectValue(const QScriptValue& valuemap, bool writeToCache = true);
+    bool setObjectValue(const QScriptValue& valuemap, bool writeToCache = true);
     void setListValue(const QScriptValue& valuelist);
-    void setProperty(const QString& prop, const QVariant& val);
+    bool setProperty(const QString& prop, const QVariant& val);
     void changedProperty(const QString &name) const;
     void updateListIndexes();
     static void dump(ModelNode *node, int ind);
diff --git a/src/declarative/util/qdeclarativelistmodelworkeragent.cpp b/src/declarative/util/qdeclarativelistmodelworkeragent.cpp
index 69353f1..befa8eb 100644
--- a/src/declarative/util/qdeclarativelistmodelworkeragent.cpp
+++ b/src/declarative/util/qdeclarativelistmodelworkeragent.cpp
@@ -60,25 +60,25 @@ void QDeclarativeListModelWorkerAgent::Data::clearChange()
 
 void QDeclarativeListModelWorkerAgent::Data::insertChange(int index, int count) 
 {
-    Change c = { Change::Inserted, index, count, 0 };
+    Change c = { Change::Inserted, index, count, 0, QList<int>() };
     changes << c;
 }
 
 void QDeclarativeListModelWorkerAgent::Data::removeChange(int index, int count) 
 {
-    Change c = { Change::Removed, index, count, 0 };
+    Change c = { Change::Removed, index, count, 0, QList<int>() };
     changes << c;
 }
 
 void QDeclarativeListModelWorkerAgent::Data::moveChange(int index, int count, int to)
 {
-    Change c = { Change::Moved, index, count, to };
+    Change c = { Change::Moved, index, count, to, QList<int>() };
     changes << c;
 }
 
-void QDeclarativeListModelWorkerAgent::Data::changedChange(int index, int count)
+void QDeclarativeListModelWorkerAgent::Data::changedChange(int index, int count, const QList<int> &roles)
 {
-    Change c = { Change::Changed, index, count, 0 };
+    Change c = { Change::Changed, index, count, 0, roles };
     changes << c;
 }
 
@@ -165,14 +165,18 @@ QScriptValue QDeclarativeListModelWorkerAgent::get(int index) const
 
 void QDeclarativeListModelWorkerAgent::set(int index, const QScriptValue &value)
 {
-    m_copy->set(index, value);
-    data.changedChange(index, 1);
+    QList<int> roles;
+    m_copy->set(index, value, &roles);
+    if (!roles.isEmpty())
+        data.changedChange(index, 1, roles);
 }
 
 void QDeclarativeListModelWorkerAgent::setProperty(int index, const QString& property, const QVariant& value)
 {
-    m_copy->setProperty(index, property, value);
-    data.changedChange(index, 1);
+    QList<int> roles;
+    m_copy->setProperty(index, property, value, &roles);
+    if (!roles.isEmpty())
+        data.changedChange(index, 1, roles);
 }
 
 void QDeclarativeListModelWorkerAgent::move(int from, int to, int count)
@@ -194,9 +198,9 @@ void QDeclarativeListModelWorkerAgent::sync()
     mutex.unlock();
 }
 
-void QDeclarativeListModelWorkerAgent::changedData(int index, int count)
+void QDeclarativeListModelWorkerAgent::changedData(int index, int count, const QList<int> &roles)
 {
-    data.changedChange(index, count);
+    data.changedChange(index, count, roles);
 }
 
 bool QDeclarativeListModelWorkerAgent::event(QEvent *e)
@@ -255,7 +259,7 @@ bool QDeclarativeListModelWorkerAgent::event(QEvent *e)
                     emit m_orig->itemsMoved(change.index, change.to, change.count);
                     break;
                 case Change::Changed:
-                    emit m_orig->itemsChanged(change.index, change.count, orig->m_roles.keys());
+                    emit m_orig->itemsChanged(change.index, change.count, change.roles);
                     break;
                 }
             }
diff --git a/src/declarative/util/qdeclarativelistmodelworkeragent_p.h b/src/declarative/util/qdeclarativelistmodelworkeragent_p.h
index fbe0195..4c800e9 100644
--- a/src/declarative/util/qdeclarativelistmodelworkeragent_p.h
+++ b/src/declarative/util/qdeclarativelistmodelworkeragent_p.h
@@ -124,6 +124,7 @@ private:
         int index; // Inserted/Removed/Moved/Changed
         int count; // Inserted/Removed/Moved/Changed
         int to;    // Moved
+        QList<int> roles;
     };
 
     struct Data {
@@ -133,7 +134,7 @@ private:
         void insertChange(int index, int count);
         void removeChange(int index, int count);
         void moveChange(int index, int count, int to);
-        void changedChange(int index, int count);
+        void changedChange(int index, int count, const QList<int> &roles);
     };
     Data data;
 
@@ -143,7 +144,7 @@ private:
         QDeclarativeListModel *list;
     };
 
-    void changedData(int index, int count);
+    void changedData(int index, int count, const QList<int> &roles);
 
     QAtomicInt m_ref;
     QDeclarativeListModel *m_orig;
diff --git a/src/declarative/util/qdeclarativeopenmetaobject.cpp b/src/declarative/util/qdeclarativeopenmetaobject.cpp
index 510a0c1..0ceda35 100644
--- a/src/declarative/util/qdeclarativeopenmetaobject.cpp
+++ b/src/declarative/util/qdeclarativeopenmetaobject.cpp
@@ -97,7 +97,6 @@ int QDeclarativeOpenMetaObjectType::createProperty(const QByteArray &name)
     int id = d->mob.propertyCount();
     d->mob.addSignal("__" + QByteArray::number(id) + "()");
     QMetaPropertyBuilder build = d->mob.addProperty(name, "QVariant", id);
-    build.setDynamic(true);
     propertyCreated(id, build);
     qFree(d->mem);
     d->mem = d->mob.toMetaObject();
diff --git a/src/declarative/util/qdeclarativepixmapcache.cpp b/src/declarative/util/qdeclarativepixmapcache.cpp
index 1dd01f6..5190eab 100644
--- a/src/declarative/util/qdeclarativepixmapcache.cpp
+++ b/src/declarative/util/qdeclarativepixmapcache.cpp
@@ -959,20 +959,20 @@ QRect QDeclarativePixmap::rect() const
 
 void QDeclarativePixmap::load(QDeclarativeEngine *engine, const QUrl &url)
 {
-    load(engine, url, QSize(), false);
+    load(engine, url, QSize(), QDeclarativePixmap::Cache);
 }
 
-void QDeclarativePixmap::load(QDeclarativeEngine *engine, const QUrl &url, bool async)
+void QDeclarativePixmap::load(QDeclarativeEngine *engine, const QUrl &url, QDeclarativePixmap::Options options)
 {
-    load(engine, url, QSize(), async);
+    load(engine, url, QSize(), options);
 }
 
 void QDeclarativePixmap::load(QDeclarativeEngine *engine, const QUrl &url, const QSize &size)
 {
-    load(engine, url, size, false);
+    load(engine, url, size, QDeclarativePixmap::Cache);
 }
 
-void QDeclarativePixmap::load(QDeclarativeEngine *engine, const QUrl &url, const QSize &requestSize, bool async)
+void QDeclarativePixmap::load(QDeclarativeEngine *engine, const QUrl &url, const QSize &requestSize, QDeclarativePixmap::Options options)
 {
     if (d) { d->release(); d = 0; }
 
@@ -982,19 +982,20 @@ void QDeclarativePixmap::load(QDeclarativeEngine *engine, const QUrl &url, const
     QHash<QDeclarativePixmapKey, QDeclarativePixmapData *>::Iterator iter = store->m_cache.find(key);
 
     if (iter == store->m_cache.end()) {
-        if (async) {
+        if (options & QDeclarativePixmap::Asynchronous) {
             // pixmaps can only be loaded synchronously
             if (url.scheme() == QLatin1String("image") 
                     && QDeclarativeEnginePrivate::get(engine)->getImageProviderType(url) == QDeclarativeImageProvider::Pixmap) {
-                async = false;
+                options &= ~QDeclarativePixmap::Asynchronous;
             }
         }
 
-        if (!async) {
+        if (!(options & QDeclarativePixmap::Asynchronous)) {
             bool ok = false;
             d = createPixmapDataSync(engine, url, requestSize, &ok);
             if (ok) {
-                d->addToCache();
+                if (options & QDeclarativePixmap::Cache)
+                    d->addToCache();
                 return;
             }
             if (d)  // loadable, but encountered error while loading
@@ -1007,7 +1008,8 @@ void QDeclarativePixmap::load(QDeclarativeEngine *engine, const QUrl &url, const
         QDeclarativePixmapReader *reader = QDeclarativePixmapReader::instance(engine);
 
         d = new QDeclarativePixmapData(url, requestSize);
-        d->addToCache();
+        if (options & QDeclarativePixmap::Cache)
+            d->addToCache();
 
         d->reply = reader->getImage(d);
     } else {
diff --git a/src/declarative/util/qdeclarativepixmapcache_p.h b/src/declarative/util/qdeclarativepixmapcache_p.h
index f9ebf3b..1cf76dd 100644
--- a/src/declarative/util/qdeclarativepixmapcache_p.h
+++ b/src/declarative/util/qdeclarativepixmapcache_p.h
@@ -66,6 +66,12 @@ public:
 
     enum Status { Null, Ready, Error, Loading };
 
+    enum Option {
+        Asynchronous = 0x00000001,
+        Cache        = 0x00000002
+    };
+    Q_DECLARE_FLAGS(Options, Option)
+
     bool isNull() const;
     bool isReady() const;
     bool isError() const;
@@ -85,9 +91,9 @@ public:
     inline operator const QPixmap &() const;
 
     void load(QDeclarativeEngine *, const QUrl &);
-    void load(QDeclarativeEngine *, const QUrl &, bool);
+    void load(QDeclarativeEngine *, const QUrl &, QDeclarativePixmap::Options options);
     void load(QDeclarativeEngine *, const QUrl &, const QSize &);
-    void load(QDeclarativeEngine *, const QUrl &, const QSize &, bool);
+    void load(QDeclarativeEngine *, const QUrl &, const QSize &, QDeclarativePixmap::Options options);
 
     void clear();
     void clear(QObject *);
@@ -107,6 +113,8 @@ inline QDeclarativePixmap::operator const QPixmap &() const
     return pixmap();
 }
 
+Q_DECLARE_OPERATORS_FOR_FLAGS(QDeclarativePixmap::Options)
+
 QT_END_NAMESPACE
 
 QT_END_HEADER
diff --git a/src/declarative/util/qdeclarativepropertychanges.cpp b/src/declarative/util/qdeclarativepropertychanges.cpp
index 1c5d463..9bcb263 100644
--- a/src/declarative/util/qdeclarativepropertychanges.cpp
+++ b/src/declarative/util/qdeclarativepropertychanges.cpp
@@ -42,6 +42,9 @@
 #include "private/qdeclarativepropertychanges_p.h"
 
 #include "private/qdeclarativeopenmetaobject_p.h"
+#include "private/qdeclarativerewrite_p.h"
+#include "private/qdeclarativeengine_p.h"
+#include "private/qdeclarativecompiler_p.h"
 
 #include <qdeclarativeinfo.h>
 #include <qdeclarativecustomparser_p.h>
@@ -217,11 +220,22 @@ public:
 
     void decode();
 
-    QList<QPair<QByteArray, QVariant> > properties;
-    QList<QPair<QByteArray, QDeclarativeExpression *> > expressions;
+    class ExpressionChange {
+    public:
+        ExpressionChange(const QString &_name,
+                         QDeclarativeBinding::Identifier _id,
+                         QDeclarativeExpression *_expr)
+            : name(_name), id(_id), expression(_expr) {}
+        QString name;
+        QDeclarativeBinding::Identifier id;
+        QDeclarativeExpression *expression;
+    };
+
+    QList<QPair<QString, QVariant> > properties;
+    QList<ExpressionChange> expressions;
     QList<QDeclarativeReplaceSignalHandler*> signalReplacements;
 
-    QDeclarativeProperty property(const QByteArray &);
+    QDeclarativeProperty property(const QString &);
 };
 
 void
@@ -267,6 +281,7 @@ QDeclarativePropertyChangesParser::compile(const QList<QDeclarativeCustomParserP
         QDeclarativeParser::Variant v = qvariant_cast<QDeclarativeParser::Variant>(data.at(ii).second);
         QVariant var;
         bool isScript = v.isScript();
+        QDeclarativeBinding::Identifier id = 0;
         switch(v.type()) {
         case QDeclarativeParser::Variant::Boolean:
             var = QVariant(v.asBoolean());
@@ -280,10 +295,17 @@ QDeclarativePropertyChangesParser::compile(const QList<QDeclarativeCustomParserP
         case QDeclarativeParser::Variant::Invalid:
         case QDeclarativeParser::Variant::Script:
             var = QVariant(v.asScript());
+            {
+                // Pre-rewrite the expression
+                QString expression = v.asScript();
+                id = rewriteBinding(expression, data.at(ii).first); //### recreates the AST, which is slow
+            }
             break;
         }
 
-        ds << data.at(ii).first << isScript << var;
+        ds << QString::fromUtf8(data.at(ii).first) << isScript << var;
+        if (isScript)
+            ds << id;
     }
 
     return rv;
@@ -300,12 +322,15 @@ void QDeclarativePropertyChangesPrivate::decode()
     int count;
     ds >> count;
     for (int ii = 0; ii < count; ++ii) {
-        QByteArray name;
+        QString name;
         bool isScript;
         QVariant data;
+        QDeclarativeBinding::Identifier id = QDeclarativeBinding::Invalid;
         ds >> name;
         ds >> isScript;
         ds >> data;
+        if (isScript)
+            ds >> id;
 
         QDeclarativeProperty prop = property(name);      //### better way to check for signal property?
         if (prop.type() & QDeclarativeProperty::SignalProperty) {
@@ -322,7 +347,7 @@ void QDeclarativePropertyChangesPrivate::decode()
             QDeclarativeData *ddata = QDeclarativeData::get(q);
             if (ddata && ddata->outerContext && !ddata->outerContext->url.isEmpty())
                 expression->setSourceLocation(ddata->outerContext->url.toString(), ddata->lineNumber);
-            expressions << qMakePair(name, expression);
+            expressions << ExpressionChange(name, id, expression);
         } else {
             properties << qMakePair(name, data);
         }
@@ -350,7 +375,7 @@ QDeclarativePropertyChanges::~QDeclarativePropertyChanges()
 {
     Q_D(QDeclarativePropertyChanges);
     for(int ii = 0; ii < d->expressions.count(); ++ii)
-        delete d->expressions.at(ii).second;
+        delete d->expressions.at(ii).expression;
     for(int ii = 0; ii < d->signalReplacements.count(); ++ii)
         delete d->signalReplacements.at(ii);
 }
@@ -389,15 +414,15 @@ void QDeclarativePropertyChanges::setRestoreEntryValues(bool v)
 }
 
 QDeclarativeProperty
-QDeclarativePropertyChangesPrivate::property(const QByteArray &property)
+QDeclarativePropertyChangesPrivate::property(const QString &property)
 {
     Q_Q(QDeclarativePropertyChanges);
-    QDeclarativeProperty prop(object, QString::fromUtf8(property), qmlContext(q));
+    QDeclarativeProperty prop(object, property, qmlContext(q));
     if (!prop.isValid()) {
-        qmlInfo(q) << QDeclarativePropertyChanges::tr("Cannot assign to non-existent property \"%1\"").arg(QString::fromUtf8(property));
+        qmlInfo(q) << QDeclarativePropertyChanges::tr("Cannot assign to non-existent property \"%1\"").arg(property);
         return QDeclarativeProperty();
     } else if (!(prop.type() & QDeclarativeProperty::SignalProperty) && !prop.isWritable()) {
-        qmlInfo(q) << QDeclarativePropertyChanges::tr("Cannot assign to read-only property \"%1\"").arg(QString::fromUtf8(property));
+        qmlInfo(q) << QDeclarativePropertyChanges::tr("Cannot assign to read-only property \"%1\"").arg(property);
         return QDeclarativeProperty();
     }
     return prop;
@@ -413,9 +438,7 @@ QDeclarativePropertyChanges::ActionList QDeclarativePropertyChanges::actions()
 
     for (int ii = 0; ii < d->properties.count(); ++ii) {
 
-        QByteArray property = d->properties.at(ii).first;
-
-        QDeclarativeAction a(d->object, QString::fromUtf8(property),
+        QDeclarativeAction a(d->object, d->properties.at(ii).first,
                  qmlContext(this), d->properties.at(ii).second);
 
         if (a.property.isValid()) {
@@ -437,7 +460,7 @@ QDeclarativePropertyChanges::ActionList QDeclarativePropertyChanges::actions()
 
     for (int ii = 0; ii < d->expressions.count(); ++ii) {
 
-        QByteArray property = d->expressions.at(ii).first;
+        const QString &property = d->expressions.at(ii).name;
         QDeclarativeProperty prop = d->property(property);
 
         if (prop.isValid()) {
@@ -446,16 +469,20 @@ QDeclarativePropertyChanges::ActionList QDeclarativePropertyChanges::actions()
             a.property = prop;
             a.fromValue = a.property.read();
             a.specifiedObject = d->object;
-            a.specifiedProperty = QString::fromUtf8(property);
+            a.specifiedProperty = property;
 
             if (d->isExplicit) {
-                a.toValue = d->expressions.at(ii).second->evaluate();
+                a.toValue = d->expressions.at(ii).expression->evaluate();
             } else {
-                QDeclarativeExpression *e = d->expressions.at(ii).second;
-                QDeclarativeBinding *newBinding = 
-                    new QDeclarativeBinding(e->expression(), object(), qmlContext(this));
+                QDeclarativeExpression *e = d->expressions.at(ii).expression;
+
+                QDeclarativeBinding::Identifier id = d->expressions.at(ii).id;
+                QDeclarativeBinding *newBinding = id != QDeclarativeBinding::Invalid ? QDeclarativeBinding::createBinding(id, object(), qmlContext(this), e->sourceFile(), e->lineNumber()) : 0;
+                if (!newBinding) {
+                    newBinding = new QDeclarativeBinding(e->expression(), object(), qmlContext(this));
+                    newBinding->setSourceLocation(e->sourceFile(), e->lineNumber());
+                }
                 newBinding->setTarget(prop);
-                newBinding->setSourceLocation(e->sourceFile(), e->lineNumber());
                 a.toBinding = newBinding;
                 a.deletableToBinding = true;
             }
@@ -498,10 +525,10 @@ void QDeclarativePropertyChanges::setIsExplicit(bool e)
     d->isExplicit = e;
 }
 
-bool QDeclarativePropertyChanges::containsValue(const QByteArray &name) const
+bool QDeclarativePropertyChanges::containsValue(const QString &name) const
 {
     Q_D(const QDeclarativePropertyChanges);
-    typedef QPair<QByteArray, QVariant> PropertyEntry;
+    typedef QPair<QString, QVariant> PropertyEntry;
 
     QListIterator<PropertyEntry> propertyIterator(d->properties);
     while (propertyIterator.hasNext()) {
@@ -514,15 +541,15 @@ bool QDeclarativePropertyChanges::containsValue(const QByteArray &name) const
     return false;
 }
 
-bool QDeclarativePropertyChanges::containsExpression(const QByteArray &name) const
+bool QDeclarativePropertyChanges::containsExpression(const QString &name) const
 {
     Q_D(const QDeclarativePropertyChanges);
-    typedef QPair<QByteArray, QDeclarativeExpression *> ExpressionEntry;
+    typedef QDeclarativePropertyChangesPrivate::ExpressionChange ExpressionEntry;
 
     QListIterator<ExpressionEntry> expressionIterator(d->expressions);
     while (expressionIterator.hasNext()) {
         const ExpressionEntry &entry = expressionIterator.next();
-        if (entry.first == name) {
+        if (entry.name == name) {
             return true;
         }
     }
@@ -530,21 +557,21 @@ bool QDeclarativePropertyChanges::containsExpression(const QByteArray &name) con
     return false;
 }
 
-bool QDeclarativePropertyChanges::containsProperty(const QByteArray &name) const
+bool QDeclarativePropertyChanges::containsProperty(const QString &name) const
 {
     return containsValue(name) || containsExpression(name);
 }
 
-void QDeclarativePropertyChanges::changeValue(const QByteArray &name, const QVariant &value)
+void QDeclarativePropertyChanges::changeValue(const QString &name, const QVariant &value)
 {
     Q_D(QDeclarativePropertyChanges);
-    typedef QPair<QByteArray, QVariant> PropertyEntry;
-    typedef QPair<QByteArray, QDeclarativeExpression *> ExpressionEntry;
+    typedef QPair<QString, QVariant> PropertyEntry;
+    typedef QDeclarativePropertyChangesPrivate::ExpressionChange ExpressionEntry;
 
     QMutableListIterator<ExpressionEntry> expressionIterator(d->expressions);
     while (expressionIterator.hasNext()) {
         const ExpressionEntry &entry = expressionIterator.next();
-        if (entry.first == name) {
+        if (entry.name == name) {
             expressionIterator.remove();
             if (state() && state()->isStateActive()) {
                 QDeclarativeAbstractBinding *oldBinding = QDeclarativePropertyPrivate::binding(d->property(name));
@@ -576,7 +603,7 @@ void QDeclarativePropertyChanges::changeValue(const QByteArray &name, const QVar
     action.property = d->property(name);
     action.fromValue = action.property.read();
     action.specifiedObject = object();
-    action.specifiedProperty = QString::fromUtf8(name);
+    action.specifiedProperty = name;
     action.toValue = value;
 
     propertyIterator.insert(PropertyEntry(name, value));
@@ -589,11 +616,11 @@ void QDeclarativePropertyChanges::changeValue(const QByteArray &name, const QVar
     }
 }
 
-void QDeclarativePropertyChanges::changeExpression(const QByteArray &name, const QString &expression)
+void QDeclarativePropertyChanges::changeExpression(const QString &name, const QString &expression)
 {
     Q_D(QDeclarativePropertyChanges);
-    typedef QPair<QByteArray, QVariant> PropertyEntry;
-    typedef QPair<QByteArray, QDeclarativeExpression *> ExpressionEntry;
+    typedef QPair<QString, QVariant> PropertyEntry;
+    typedef QDeclarativePropertyChangesPrivate::ExpressionChange ExpressionEntry;
 
     bool hadValue = false;
 
@@ -610,8 +637,8 @@ void QDeclarativePropertyChanges::changeExpression(const QByteArray &name, const
     QMutableListIterator<ExpressionEntry> expressionIterator(d->expressions);
     while (expressionIterator.hasNext()) {
         const ExpressionEntry &entry = expressionIterator.next();
-        if (entry.first == name) {
-            entry.second->setExpression(expression);
+        if (entry.name == name) {
+            entry.expression->setExpression(expression);
             if (state() && state()->isStateActive()) {
                 QDeclarativeAbstractBinding *oldBinding = QDeclarativePropertyPrivate::binding(d->property(name));
                 if (oldBinding) {
@@ -628,7 +655,7 @@ void QDeclarativePropertyChanges::changeExpression(const QByteArray &name, const
     }
 
     QDeclarativeExpression *newExpression = new QDeclarativeExpression(qmlContext(this), d->object, expression);
-    expressionIterator.insert(ExpressionEntry(name, newExpression));
+    expressionIterator.insert(ExpressionEntry(name, QDeclarativeBinding::Invalid, newExpression));
 
     if (state() && state()->isStateActive()) {
         if (hadValue) {
@@ -647,7 +674,7 @@ void QDeclarativePropertyChanges::changeExpression(const QByteArray &name, const
             action.property = d->property(name);
             action.fromValue = action.property.read();
             action.specifiedObject = object();
-            action.specifiedProperty = QString::fromUtf8(name);
+            action.specifiedProperty = name;
 
 
             if (d->isExplicit) {
@@ -670,11 +697,11 @@ void QDeclarativePropertyChanges::changeExpression(const QByteArray &name, const
     // what about the signal handler?
 }
 
-QVariant QDeclarativePropertyChanges::property(const QByteArray &name) const
+QVariant QDeclarativePropertyChanges::property(const QString &name) const
 {
     Q_D(const QDeclarativePropertyChanges);
-    typedef QPair<QByteArray, QVariant> PropertyEntry;
-    typedef QPair<QByteArray, QDeclarativeExpression *> ExpressionEntry;
+    typedef QPair<QString, QVariant> PropertyEntry;
+    typedef QDeclarativePropertyChangesPrivate::ExpressionChange ExpressionEntry;
 
     QListIterator<PropertyEntry> propertyIterator(d->properties);
     while (propertyIterator.hasNext()) {
@@ -687,24 +714,24 @@ QVariant QDeclarativePropertyChanges::property(const QByteArray &name) const
     QListIterator<ExpressionEntry> expressionIterator(d->expressions);
     while (expressionIterator.hasNext()) {
         const ExpressionEntry &entry = expressionIterator.next();
-        if (entry.first == name) {
-            return QVariant(entry.second->expression());
+        if (entry.name == name) {
+            return QVariant(entry.expression->expression());
         }
     }
 
     return QVariant();
 }
 
-void QDeclarativePropertyChanges::removeProperty(const QByteArray &name)
+void QDeclarativePropertyChanges::removeProperty(const QString &name)
 {
     Q_D(QDeclarativePropertyChanges);
-    typedef QPair<QByteArray, QVariant> PropertyEntry;
-    typedef QPair<QByteArray, QDeclarativeExpression *> ExpressionEntry;
+    typedef QPair<QString, QVariant> PropertyEntry;
+    typedef QDeclarativePropertyChangesPrivate::ExpressionChange ExpressionEntry;
 
     QMutableListIterator<ExpressionEntry> expressionIterator(d->expressions);
     while (expressionIterator.hasNext()) {
         const ExpressionEntry &entry = expressionIterator.next();
-        if (entry.first == name) {
+        if (entry.name == name) {
             expressionIterator.remove();
             state()->removeEntryFromRevertList(object(), name);
             return;
@@ -722,10 +749,10 @@ void QDeclarativePropertyChanges::removeProperty(const QByteArray &name)
     }
 }
 
-QVariant QDeclarativePropertyChanges::value(const QByteArray &name) const
+QVariant QDeclarativePropertyChanges::value(const QString &name) const
 {
     Q_D(const QDeclarativePropertyChanges);
-    typedef QPair<QByteArray, QVariant> PropertyEntry;
+    typedef QPair<QString, QVariant> PropertyEntry;
 
     QListIterator<PropertyEntry> propertyIterator(d->properties);
     while (propertyIterator.hasNext()) {
@@ -738,16 +765,16 @@ QVariant QDeclarativePropertyChanges::value(const QByteArray &name) const
     return QVariant();
 }
 
-QString QDeclarativePropertyChanges::expression(const QByteArray &name) const
+QString QDeclarativePropertyChanges::expression(const QString &name) const
 {
     Q_D(const QDeclarativePropertyChanges);
-    typedef QPair<QByteArray, QDeclarativeExpression *> ExpressionEntry;
+    typedef QDeclarativePropertyChangesPrivate::ExpressionChange ExpressionEntry;
 
     QListIterator<ExpressionEntry> expressionIterator(d->expressions);
     while (expressionIterator.hasNext()) {
         const ExpressionEntry &entry = expressionIterator.next();
-        if (entry.first == name) {
-            return entry.second->expression();
+        if (entry.name == name) {
+            return entry.expression->expression();
         }
     }
 
diff --git a/src/declarative/util/qdeclarativepropertychanges_p.h b/src/declarative/util/qdeclarativepropertychanges_p.h
index aa57657..09e3a16 100644
--- a/src/declarative/util/qdeclarativepropertychanges_p.h
+++ b/src/declarative/util/qdeclarativepropertychanges_p.h
@@ -75,19 +75,19 @@ public:
 
     virtual ActionList actions();
 
-    bool containsProperty(const QByteArray &name) const;
-    bool containsValue(const QByteArray &name) const;
-    bool containsExpression(const QByteArray &name) const;
-    void changeValue(const QByteArray &name, const QVariant &value);
-    void changeExpression(const QByteArray &name, const QString &expression);
-    void removeProperty(const QByteArray &name);
-    QVariant value(const QByteArray &name) const;
-    QString expression(const QByteArray &name) const;
+    bool containsProperty(const QString &name) const;
+    bool containsValue(const QString &name) const;
+    bool containsExpression(const QString &name) const;
+    void changeValue(const QString &name, const QVariant &value);
+    void changeExpression(const QString &name, const QString &expression);
+    void removeProperty(const QString &name);
+    QVariant value(const QString &name) const;
+    QString expression(const QString &name) const;
 
     void detachFromState();
     void attachToState();
 
-    QVariant property(const QByteArray &name) const;
+    QVariant property(const QString &name) const;
 };
 
 class QDeclarativePropertyChangesParser : public QDeclarativeCustomParser
diff --git a/src/declarative/util/qdeclarativespringanimation.cpp b/src/declarative/util/qdeclarativespringanimation.cpp
index ec2b083..1212a1c 100644
--- a/src/declarative/util/qdeclarativespringanimation.cpp
+++ b/src/declarative/util/qdeclarativespringanimation.cpp
@@ -236,7 +236,7 @@ void QDeclarativeSpringAnimationPrivate::updateMode()
 /*!
     \qmlclass SpringAnimation QDeclarativeSpringAnimation
     \ingroup qml-animation-transition
-    \inherits Animation
+    \inherits NumberAnimation
     \since 4.7
 
     \brief The SpringAnimation element allows a property to track a value in a spring-like motion.
diff --git a/src/declarative/util/qdeclarativestate.cpp b/src/declarative/util/qdeclarativestate.cpp
index bb1a0b8..5a4e2b1 100644
--- a/src/declarative/util/qdeclarativestate.cpp
+++ b/src/declarative/util/qdeclarativestate.cpp
@@ -66,7 +66,7 @@ QDeclarativeAction::QDeclarativeAction()
 QDeclarativeAction::QDeclarativeAction(QObject *target, const QString &propertyName,
                const QVariant &value)
 : restore(true), actionDone(false), reverseEvent(false), deletableToBinding(false), 
-  property(target, propertyName), toValue(value), 
+  property(target, propertyName, qmlEngine(target)), toValue(value),
   fromBinding(0), event(0),
   specifiedObject(target), specifiedProperty(propertyName)
 {
@@ -216,15 +216,18 @@ bool QDeclarativeState::isWhenKnown() const
 
     \snippet doc/src/snippets/declarative/state-when.qml 0
 
-    If multiple states in a group have \c when clauses that evaluate to \c true at the same time,
-    the first matching state will be applied. For example, in the following snippet
-    \c state1 will always be selected rather than \c state2 when sharedCondition becomes
-    \c true.
+    If multiple states in a group have \c when clauses that evaluate to \c true
+    at the same time, the first matching state will be applied. For example, in
+    the following snippet \c state1 will always be selected rather than
+    \c state2 when sharedCondition becomes \c true.
     \qml
-    states: [
-        State { name: "state1"; when: sharedCondition },
-        State { name: "state2"; when: sharedCondition }
-    ]
+    Item {
+        states: [
+            State { name: "state1"; when: sharedCondition },
+            State { name: "state2"; when: sharedCondition }
+        ]
+        // ...
+    }
     \endqml
 */
 QDeclarativeBinding *QDeclarativeState::when() const
@@ -370,7 +373,7 @@ void QDeclarativeAction::deleteFromBinding()
     }
 }
 
-bool QDeclarativeState::containsPropertyInRevertList(QObject *target, const QByteArray &name) const
+bool QDeclarativeState::containsPropertyInRevertList(QObject *target, const QString &name) const
 {
     Q_D(const QDeclarativeState);
 
@@ -379,7 +382,7 @@ bool QDeclarativeState::containsPropertyInRevertList(QObject *target, const QByt
 
         while (revertListIterator.hasNext()) {
             const QDeclarativeSimpleAction &simpleAction = revertListIterator.next();
-            if (simpleAction.specifiedObject() == target && simpleAction.specifiedProperty().toUtf8() == name)
+            if (simpleAction.specifiedObject() == target && simpleAction.specifiedProperty() == name)
                 return true;
         }
     }
@@ -387,7 +390,7 @@ bool QDeclarativeState::containsPropertyInRevertList(QObject *target, const QByt
     return false;
 }
 
-bool QDeclarativeState::changeValueInRevertList(QObject *target, const QByteArray &name, const QVariant &revertValue)
+bool QDeclarativeState::changeValueInRevertList(QObject *target, const QString &name, const QVariant &revertValue)
 {
     Q_D(QDeclarativeState);
 
@@ -396,7 +399,7 @@ bool QDeclarativeState::changeValueInRevertList(QObject *target, const QByteArra
 
         while (revertListIterator.hasNext()) {
             QDeclarativeSimpleAction &simpleAction = revertListIterator.next();
-            if (simpleAction.specifiedObject() == target && simpleAction.specifiedProperty().toUtf8() == name) {
+            if (simpleAction.specifiedObject() == target && simpleAction.specifiedProperty() == name) {
                     simpleAction.setValue(revertValue);
                     return true;
             }
@@ -406,7 +409,7 @@ bool QDeclarativeState::changeValueInRevertList(QObject *target, const QByteArra
     return false;
 }
 
-bool QDeclarativeState::changeBindingInRevertList(QObject *target, const QByteArray &name, QDeclarativeAbstractBinding *binding)
+bool QDeclarativeState::changeBindingInRevertList(QObject *target, const QString &name, QDeclarativeAbstractBinding *binding)
 {
     Q_D(QDeclarativeState);
 
@@ -415,7 +418,7 @@ bool QDeclarativeState::changeBindingInRevertList(QObject *target, const QByteAr
 
         while (revertListIterator.hasNext()) {
             QDeclarativeSimpleAction &simpleAction = revertListIterator.next();
-            if (simpleAction.specifiedObject() == target && simpleAction.specifiedProperty().toUtf8() == name) {
+            if (simpleAction.specifiedObject() == target && simpleAction.specifiedProperty() == name) {
                 if (simpleAction.binding())
                     simpleAction.binding()->destroy();
 
@@ -428,7 +431,7 @@ bool QDeclarativeState::changeBindingInRevertList(QObject *target, const QByteAr
     return false;
 }
 
-bool QDeclarativeState::removeEntryFromRevertList(QObject *target, const QByteArray &name)
+bool QDeclarativeState::removeEntryFromRevertList(QObject *target, const QString &name)
 {
     Q_D(QDeclarativeState);
 
@@ -437,7 +440,7 @@ bool QDeclarativeState::removeEntryFromRevertList(QObject *target, const QByteAr
 
         while (revertListIterator.hasNext()) {
             QDeclarativeSimpleAction &simpleAction = revertListIterator.next();
-            if (simpleAction.property().object() == target && simpleAction.property().name().toUtf8() == name) {
+            if (simpleAction.property().object() == target && simpleAction.property().name() == name) {
                 QDeclarativeAbstractBinding *oldBinding = QDeclarativePropertyPrivate::binding(simpleAction.property());
                 if (oldBinding) {
                     QDeclarativePropertyPrivate::setBinding(simpleAction.property(), 0);
@@ -517,7 +520,7 @@ void QDeclarativeState::addEntriesToRevertList(const QList<QDeclarativeAction> &
     }
 }
 
-QVariant QDeclarativeState::valueInRevertList(QObject *target, const QByteArray &name) const
+QVariant QDeclarativeState::valueInRevertList(QObject *target, const QString &name) const
 {
     Q_D(const QDeclarativeState);
 
@@ -526,7 +529,7 @@ QVariant QDeclarativeState::valueInRevertList(QObject *target, const QByteArray
 
         while (revertListIterator.hasNext()) {
             const QDeclarativeSimpleAction &simpleAction = revertListIterator.next();
-            if (simpleAction.specifiedObject() == target && simpleAction.specifiedProperty().toUtf8() == name)
+            if (simpleAction.specifiedObject() == target && simpleAction.specifiedProperty() == name)
                 return simpleAction.value();
         }
     }
@@ -534,7 +537,7 @@ QVariant QDeclarativeState::valueInRevertList(QObject *target, const QByteArray
     return QVariant();
 }
 
-QDeclarativeAbstractBinding *QDeclarativeState::bindingInRevertList(QObject *target, const QByteArray &name) const
+QDeclarativeAbstractBinding *QDeclarativeState::bindingInRevertList(QObject *target, const QString &name) const
 {
     Q_D(const QDeclarativeState);
 
@@ -543,7 +546,7 @@ QDeclarativeAbstractBinding *QDeclarativeState::bindingInRevertList(QObject *tar
 
         while (revertListIterator.hasNext()) {
             const QDeclarativeSimpleAction &simpleAction = revertListIterator.next();
-            if (simpleAction.specifiedObject() == target && simpleAction.specifiedProperty().toUtf8() == name)
+            if (simpleAction.specifiedObject() == target && simpleAction.specifiedProperty() == name)
                 return simpleAction.binding();
         }
     }
diff --git a/src/declarative/util/qdeclarativestate_p.h b/src/declarative/util/qdeclarativestate_p.h
index 4a0b4ff..60d0e0b 100644
--- a/src/declarative/util/qdeclarativestate_p.h
+++ b/src/declarative/util/qdeclarativestate_p.h
@@ -45,7 +45,7 @@
 #include <qdeclarative.h>
 #include <qdeclarativeproperty.h>
 #include <QtCore/qobject.h>
-#include <private/qdeclarativebinding_p.h>
+#include <QtCore/qsharedpointer.h>
 #include <private/qdeclarativeglobal_p.h>
 
 QT_BEGIN_HEADER
@@ -76,7 +76,7 @@ public:
     QVariant toValue;
 
     QDeclarativeAbstractBinding *fromBinding;
-    QDeclarativeAbstractBinding::Pointer toBinding;
+    QWeakPointer<QDeclarativeAbstractBinding> toBinding;
     QDeclarativeActionEvent *event;
 
     //strictly for matching
@@ -180,15 +180,15 @@ public:
     QDeclarativeStateGroup *stateGroup() const;
     void setStateGroup(QDeclarativeStateGroup *);
 
-    bool containsPropertyInRevertList(QObject *target, const QByteArray &name) const;
-    bool changeValueInRevertList(QObject *target, const QByteArray &name, const QVariant &revertValue);
-    bool changeBindingInRevertList(QObject *target, const QByteArray &name, QDeclarativeAbstractBinding *binding);
-    bool removeEntryFromRevertList(QObject *target, const QByteArray &name);
+    bool containsPropertyInRevertList(QObject *target, const QString &name) const;
+    bool changeValueInRevertList(QObject *target, const QString &name, const QVariant &revertValue);
+    bool changeBindingInRevertList(QObject *target, const QString &name, QDeclarativeAbstractBinding *binding);
+    bool removeEntryFromRevertList(QObject *target, const QString &name);
     void addEntryToRevertList(const QDeclarativeAction &action);
     void removeAllEntriesFromRevertList(QObject *target);
     void addEntriesToRevertList(const QList<QDeclarativeAction> &actions);
-    QVariant valueInRevertList(QObject *target, const QByteArray &name) const;
-    QDeclarativeAbstractBinding *bindingInRevertList(QObject *target, const QByteArray &name) const;
+    QVariant valueInRevertList(QObject *target, const QString &name) const;
+    QDeclarativeAbstractBinding *bindingInRevertList(QObject *target, const QString &name) const;
 
     bool isStateActive() const;
 
diff --git a/src/declarative/util/qdeclarativestategroup.cpp b/src/declarative/util/qdeclarativestategroup.cpp
index 7aeea12..f1d0997 100644
--- a/src/declarative/util/qdeclarativestategroup.cpp
+++ b/src/declarative/util/qdeclarativestategroup.cpp
@@ -102,10 +102,10 @@ public:
            id: myStateGroup
            states: State {
                name: "state1"
-               ...
+               // ...
            }
            transitions: Transition {
-               ...
+               // ...
            }
        }
 
@@ -140,11 +140,15 @@ QList<QDeclarativeState *> QDeclarativeStateGroup::states() const
 
   \qml
   StateGroup {
-    states: [
-      State { ... },
-      State { ... }
-      ...
-    ]
+      states: [
+          State {
+              // State definition...
+          },
+          State {
+              // ...
+          }
+          // Other states...
+      ]
   }
   \endqml
 
@@ -197,11 +201,15 @@ void QDeclarativeStateGroupPrivate::clear_states(QDeclarativeListProperty<QDecla
 
   \qml
   StateGroup {
-    transitions: [
-      Transition { ... },
-      Transition { ... }
-      ...
-    ]
+      transitions: [
+          Transition {
+            // ...
+          },
+          Transition {
+            // ...
+          }
+          // ...
+      ]
   }
   \endqml
 
@@ -221,14 +229,14 @@ QDeclarativeListProperty<QDeclarativeTransition> QDeclarativeStateGroup::transit
   This property is often used in scripts to change between states. For
   example:
 
-  \qml
-    function toggle() {
-        if (button.state == 'On')
-            button.state = 'Off';
-        else
-            button.state = 'On';
-    }
-  \endqml
+  \js
+  function toggle() {
+      if (button.state == 'On')
+          button.state = 'Off';
+      else
+          button.state = 'On';
+  }
+  \endjs
 
   If the state group is in its base state (i.e. no explicit state has been
   set), \c state will be a blank string. Likewise, you can return a
diff --git a/src/declarative/util/qdeclarativestateoperations.cpp b/src/declarative/util/qdeclarativestateoperations.cpp
index 346a374..9aca71f 100644
--- a/src/declarative/util/qdeclarativestateoperations.cpp
+++ b/src/declarative/util/qdeclarativestateoperations.cpp
@@ -83,6 +83,13 @@ public:
     QDeclarativeNullableValue<QDeclarativeScriptString> scaleString;
     QDeclarativeNullableValue<QDeclarativeScriptString> rotationString;
 
+    QDeclarativeNullableValue<qreal> x;
+    QDeclarativeNullableValue<qreal> y;
+    QDeclarativeNullableValue<qreal> width;
+    QDeclarativeNullableValue<qreal> height;
+    QDeclarativeNullableValue<qreal> scale;
+    QDeclarativeNullableValue<qreal> rotation;
+
     void doChange(QDeclarativeItem *targetParent, QDeclarativeItem *stackBefore = 0);
 };
 
@@ -213,10 +220,21 @@ QDeclarativeScriptString QDeclarativeParentChange::x() const
     return d->xString.value;
 }
 
+void tryReal(QDeclarativeNullableValue<qreal> &value, const QString &string)
+{
+    bool ok = false;
+    qreal realValue = string.toFloat(&ok);
+    if (ok)
+        value = realValue;
+    else
+        value.invalidate();
+}
+
 void QDeclarativeParentChange::setX(QDeclarativeScriptString x)
 {
     Q_D(QDeclarativeParentChange);
     d->xString = x;
+    tryReal(d->x, x.script());
 }
 
 bool QDeclarativeParentChange::xIsSet() const
@@ -235,6 +253,7 @@ void QDeclarativeParentChange::setY(QDeclarativeScriptString y)
 {
     Q_D(QDeclarativeParentChange);
     d->yString = y;
+    tryReal(d->y, y.script());
 }
 
 bool QDeclarativeParentChange::yIsSet() const
@@ -253,6 +272,7 @@ void QDeclarativeParentChange::setWidth(QDeclarativeScriptString width)
 {
     Q_D(QDeclarativeParentChange);
     d->widthString = width;
+    tryReal(d->width, width.script());
 }
 
 bool QDeclarativeParentChange::widthIsSet() const
@@ -271,6 +291,7 @@ void QDeclarativeParentChange::setHeight(QDeclarativeScriptString height)
 {
     Q_D(QDeclarativeParentChange);
     d->heightString = height;
+    tryReal(d->height, height.script());
 }
 
 bool QDeclarativeParentChange::heightIsSet() const
@@ -289,6 +310,7 @@ void QDeclarativeParentChange::setScale(QDeclarativeScriptString scale)
 {
     Q_D(QDeclarativeParentChange);
     d->scaleString = scale;
+    tryReal(d->scale, scale.script());
 }
 
 bool QDeclarativeParentChange::scaleIsSet() const
@@ -307,6 +329,7 @@ void QDeclarativeParentChange::setRotation(QDeclarativeScriptString rotation)
 {
     Q_D(QDeclarativeParentChange);
     d->rotationString = rotation;
+    tryReal(d->rotation, rotation.script());
 }
 
 bool QDeclarativeParentChange::rotationIsSet() const
@@ -367,16 +390,15 @@ QDeclarativeStateOperation::ActionList QDeclarativeParentChange::actions()
     a.event = this;
     actions << a;
 
+    QDeclarativeContext *ctxt = qmlContext(this);
+
     if (d->xString.isValid()) {
-        bool ok = false;
-        QString script = d->xString.value.script();
-        qreal x = script.toFloat(&ok);
-        if (ok) {
-            QDeclarativeAction xa(d->target, QLatin1String("x"), x);
+        if (d->x.isValid()) {
+            QDeclarativeAction xa(d->target, QLatin1String("x"), ctxt, d->x.value);
             actions << xa;
         } else {
-            QDeclarativeBinding *newBinding = new QDeclarativeBinding(script, d->target, qmlContext(this));
-            newBinding->setTarget(QDeclarativeProperty(d->target, QLatin1String("x")));
+            QDeclarativeBinding *newBinding = new QDeclarativeBinding(d->xString.value.script(), d->target, ctxt);
+            newBinding->setTarget(QDeclarativeProperty(d->target, QLatin1String("x"), ctxt));
             QDeclarativeAction xa;
             xa.property = newBinding->property();
             xa.toBinding = newBinding;
@@ -387,15 +409,12 @@ QDeclarativeStateOperation::ActionList QDeclarativeParentChange::actions()
     }
 
     if (d->yString.isValid()) {
-        bool ok = false;
-        QString script = d->yString.value.script();
-        qreal y = script.toFloat(&ok);
-        if (ok) {
-            QDeclarativeAction ya(d->target, QLatin1String("y"), y);
+        if (d->y.isValid()) {
+            QDeclarativeAction ya(d->target, QLatin1String("y"), ctxt, d->y.value);
             actions << ya;
         } else {
-            QDeclarativeBinding *newBinding = new QDeclarativeBinding(script, d->target, qmlContext(this));
-            newBinding->setTarget(QDeclarativeProperty(d->target, QLatin1String("y")));
+            QDeclarativeBinding *newBinding = new QDeclarativeBinding(d->yString.value.script(), d->target, ctxt);
+            newBinding->setTarget(QDeclarativeProperty(d->target, QLatin1String("y"), ctxt));
             QDeclarativeAction ya;
             ya.property = newBinding->property();
             ya.toBinding = newBinding;
@@ -406,15 +425,12 @@ QDeclarativeStateOperation::ActionList QDeclarativeParentChange::actions()
     }
 
     if (d->scaleString.isValid()) {
-        bool ok = false;
-        QString script = d->scaleString.value.script();
-        qreal scale = script.toFloat(&ok);
-        if (ok) {
-            QDeclarativeAction sa(d->target, QLatin1String("scale"), scale);
+        if (d->scale.isValid()) {
+            QDeclarativeAction sa(d->target, QLatin1String("scale"), ctxt, d->scale.value);
             actions << sa;
         } else {
-            QDeclarativeBinding *newBinding = new QDeclarativeBinding(script, d->target, qmlContext(this));
-            newBinding->setTarget(QDeclarativeProperty(d->target, QLatin1String("scale")));
+            QDeclarativeBinding *newBinding = new QDeclarativeBinding(d->scaleString.value.script(), d->target, ctxt);
+            newBinding->setTarget(QDeclarativeProperty(d->target, QLatin1String("scale"), ctxt));
             QDeclarativeAction sa;
             sa.property = newBinding->property();
             sa.toBinding = newBinding;
@@ -425,15 +441,12 @@ QDeclarativeStateOperation::ActionList QDeclarativeParentChange::actions()
     }
 
     if (d->rotationString.isValid()) {
-        bool ok = false;
-        QString script = d->rotationString.value.script();
-        qreal rotation = script.toFloat(&ok);
-        if (ok) {
-            QDeclarativeAction ra(d->target, QLatin1String("rotation"), rotation);
+        if (d->rotation.isValid()) {
+            QDeclarativeAction ra(d->target, QLatin1String("rotation"), ctxt, d->rotation.value);
             actions << ra;
         } else {
-            QDeclarativeBinding *newBinding = new QDeclarativeBinding(script, d->target, qmlContext(this));
-            newBinding->setTarget(QDeclarativeProperty(d->target, QLatin1String("rotation")));
+            QDeclarativeBinding *newBinding = new QDeclarativeBinding(d->rotationString.value.script(), d->target, ctxt);
+            newBinding->setTarget(QDeclarativeProperty(d->target, QLatin1String("rotation"), ctxt));
             QDeclarativeAction ra;
             ra.property = newBinding->property();
             ra.toBinding = newBinding;
@@ -444,15 +457,12 @@ QDeclarativeStateOperation::ActionList QDeclarativeParentChange::actions()
     }
 
     if (d->widthString.isValid()) {
-        bool ok = false;
-        QString script = d->widthString.value.script();
-        qreal width = script.toFloat(&ok);
-        if (ok) {
-            QDeclarativeAction wa(d->target, QLatin1String("width"), width);
+        if (d->width.isValid()) {
+            QDeclarativeAction wa(d->target, QLatin1String("width"), ctxt, d->width.value);
             actions << wa;
         } else {
-            QDeclarativeBinding *newBinding = new QDeclarativeBinding(script, d->target, qmlContext(this));
-            newBinding->setTarget(QDeclarativeProperty(d->target, QLatin1String("width")));
+            QDeclarativeBinding *newBinding = new QDeclarativeBinding(d->widthString.value.script(), d->target, ctxt);
+            newBinding->setTarget(QDeclarativeProperty(d->target, QLatin1String("width"), ctxt));
             QDeclarativeAction wa;
             wa.property = newBinding->property();
             wa.toBinding = newBinding;
@@ -463,15 +473,12 @@ QDeclarativeStateOperation::ActionList QDeclarativeParentChange::actions()
     }
 
     if (d->heightString.isValid()) {
-        bool ok = false;
-        QString script = d->heightString.value.script();
-        qreal height = script.toFloat(&ok);
-        if (ok) {
-            QDeclarativeAction ha(d->target, QLatin1String("height"), height);
+        if (d->height.isValid()) {
+            QDeclarativeAction ha(d->target, QLatin1String("height"), ctxt, d->height.value);
             actions << ha;
         } else {
-            QDeclarativeBinding *newBinding = new QDeclarativeBinding(script, d->target, qmlContext(this));
-            newBinding->setTarget(QDeclarativeProperty(d->target, QLatin1String("height")));
+            QDeclarativeBinding *newBinding = new QDeclarativeBinding(d->heightString.value.script(), d->target, ctxt);
+            newBinding->setTarget(QDeclarativeProperty(d->target, QLatin1String("height"), ctxt));
             QDeclarativeAction ha;
             ha.property = newBinding->property();
             ha.toBinding = newBinding;
@@ -599,25 +606,7 @@ public:
     ScriptAction to specify the point in the transition at which
     the StateChangeScript should to be run.
 
-    \qml
-    State {
-        name "state1"
-        StateChangeScript {
-            name: "myScript"
-            script: doStateStuff();
-        }
-        ...
-    }
-    ...
-    Transition {
-        to: "state1"
-        SequentialAnimation {
-            NumberAnimation { ... }
-            ScriptAction { scriptName: "myScript" }
-            NumberAnimation { ... }
-        }
-    }
-    \endqml
+    \snippet snippets/declarative/states/statechangescript.qml state and transition
 
     \sa ScriptAction
 */
@@ -652,7 +641,7 @@ void QDeclarativeStateChangeScript::setScript(const QDeclarativeScriptString &s)
     This property holds the name of the script. This name can be used by a
     ScriptAction to target a specific script.
 
-    \sa ScriptAction::stateChangeScriptName
+    \sa ScriptAction::scriptName
 */
 QString QDeclarativeStateChangeScript::name() const
 {
@@ -1075,32 +1064,34 @@ QDeclarativeAnchorChanges::ActionList QDeclarativeAnchorChanges::actions()
     d->vCenterProp = QDeclarativeProperty(d->target, QLatin1String("anchors.verticalCenter"));
     d->baselineProp = QDeclarativeProperty(d->target, QLatin1String("anchors.baseline"));
 
+    QDeclarativeContext *ctxt = qmlContext(this);
+
     if (d->anchorSet->d_func()->usedAnchors & QDeclarativeAnchors::LeftAnchor) {
-        d->leftBinding = new QDeclarativeBinding(d->anchorSet->d_func()->leftScript.script(), d->target, qmlContext(this));
+        d->leftBinding = new QDeclarativeBinding(d->anchorSet->d_func()->leftScript.script(), d->target, ctxt);
         d->leftBinding->setTarget(d->leftProp);
     }
     if (d->anchorSet->d_func()->usedAnchors & QDeclarativeAnchors::RightAnchor) {
-        d->rightBinding = new QDeclarativeBinding(d->anchorSet->d_func()->rightScript.script(), d->target, qmlContext(this));
+        d->rightBinding = new QDeclarativeBinding(d->anchorSet->d_func()->rightScript.script(), d->target, ctxt);
         d->rightBinding->setTarget(d->rightProp);
     }
     if (d->anchorSet->d_func()->usedAnchors & QDeclarativeAnchors::HCenterAnchor) {
-        d->hCenterBinding = new QDeclarativeBinding(d->anchorSet->d_func()->hCenterScript.script(), d->target, qmlContext(this));
+        d->hCenterBinding = new QDeclarativeBinding(d->anchorSet->d_func()->hCenterScript.script(), d->target, ctxt);
         d->hCenterBinding->setTarget(d->hCenterProp);
     }
     if (d->anchorSet->d_func()->usedAnchors & QDeclarativeAnchors::TopAnchor) {
-        d->topBinding = new QDeclarativeBinding(d->anchorSet->d_func()->topScript.script(), d->target, qmlContext(this));
+        d->topBinding = new QDeclarativeBinding(d->anchorSet->d_func()->topScript.script(), d->target, ctxt);
         d->topBinding->setTarget(d->topProp);
     }
     if (d->anchorSet->d_func()->usedAnchors & QDeclarativeAnchors::BottomAnchor) {
-        d->bottomBinding = new QDeclarativeBinding(d->anchorSet->d_func()->bottomScript.script(), d->target, qmlContext(this));
+        d->bottomBinding = new QDeclarativeBinding(d->anchorSet->d_func()->bottomScript.script(), d->target, ctxt);
         d->bottomBinding->setTarget(d->bottomProp);
     }
     if (d->anchorSet->d_func()->usedAnchors & QDeclarativeAnchors::VCenterAnchor) {
-        d->vCenterBinding = new QDeclarativeBinding(d->anchorSet->d_func()->vCenterScript.script(), d->target, qmlContext(this));
+        d->vCenterBinding = new QDeclarativeBinding(d->anchorSet->d_func()->vCenterScript.script(), d->target, ctxt);
         d->vCenterBinding->setTarget(d->vCenterProp);
     }
     if (d->anchorSet->d_func()->usedAnchors & QDeclarativeAnchors::BaselineAnchor) {
-        d->baselineBinding = new QDeclarativeBinding(d->anchorSet->d_func()->baselineScript.script(), d->target, qmlContext(this));
+        d->baselineBinding = new QDeclarativeBinding(d->anchorSet->d_func()->baselineScript.script(), d->target, ctxt);
         d->baselineBinding->setTarget(d->baselineProp);
     }
 
@@ -1380,24 +1371,25 @@ QList<QDeclarativeAction> QDeclarativeAnchorChanges::additionalActions()
     bool vChange = combined & QDeclarativeAnchors::Vertical_Mask;
 
     if (d->target) {
+        QDeclarativeContext *ctxt = qmlContext(this);
         QDeclarativeAction a;
         if (hChange && d->fromX != d->toX) {
-            a.property = QDeclarativeProperty(d->target, QLatin1String("x"));
+            a.property = QDeclarativeProperty(d->target, QLatin1String("x"), ctxt);
             a.toValue = d->toX;
             extra << a;
         }
         if (vChange && d->fromY != d->toY) {
-            a.property = QDeclarativeProperty(d->target, QLatin1String("y"));
+            a.property = QDeclarativeProperty(d->target, QLatin1String("y"), ctxt);
             a.toValue = d->toY;
             extra << a;
         }
         if (hChange && d->fromWidth != d->toWidth) {
-            a.property = QDeclarativeProperty(d->target, QLatin1String("width"));
+            a.property = QDeclarativeProperty(d->target, QLatin1String("width"), ctxt);
             a.toValue = d->toWidth;
             extra << a;
         }
         if (vChange && d->fromHeight != d->toHeight) {
-            a.property = QDeclarativeProperty(d->target, QLatin1String("height"));
+            a.property = QDeclarativeProperty(d->target, QLatin1String("height"), ctxt);
             a.toValue = d->toHeight;
             extra << a;
         }
diff --git a/src/declarative/util/qdeclarativetransition.cpp b/src/declarative/util/qdeclarativetransition.cpp
index e533a07..063ec3e 100644
--- a/src/declarative/util/qdeclarativetransition.cpp
+++ b/src/declarative/util/qdeclarativetransition.cpp
@@ -82,15 +82,7 @@ QT_BEGIN_NAMESPACE
 
     To define multiple transitions, specify \l Item::transitions as a list:
 
-    \qml
-    Item {
-        ...
-        transitions: [
-            Transition { to: "state1" ... },
-            Transition { ... }
-        ]
-    }
-    \endqml
+    \snippet doc/src/snippets/declarative/transitions-list.qml list of transitions
 
     If multiple Transitions are specified, only a single (best-matching) Transition will be applied for any particular
     state change. In the example above, when changing to \c state1, the first transition will be used, rather
@@ -222,13 +214,7 @@ void QDeclarativeTransition::prepare(QDeclarativeStateOperation::ActionList &act
 
     If the transition was changed to this:
 
-    \qml
-        transitions: Transition { 
-            to: "brighter"
-            ColorAnimation { duration: 1000 }
-        }
-    }
-    \endqml
+    \snippet doc/src/snippets/declarative/transition-from-to-modified.qml modified transition
 
     The animation would only be applied when changing from the default state to
     the "brighter" state (i.e. when the mouse is pressed, but not on release).
@@ -313,24 +299,12 @@ void QDeclarativeTransition::setToState(const QString &t)
 
     This property holds a list of the animations to be run for this transition.
 
-    \qml
-    Transition {
-        PropertyAnimation { ... }
-        NumberAnimation { ... }
-    }
-    \endqml
+    \snippet examples/declarative/toys/dynamicscene/dynamicscene.qml top-level transitions
 
     The top-level animations are run in parallel. To run them sequentially,
     define them within a SequentialAnimation:
 
-    \qml
-    Transition {
-        SequentialAnimation {
-            PropertyAnimation { ... }
-            NumberAnimation { ... }
-        }
-    }
-    \endqml
+    \snippet doc/src/snippets/declarative/transition-reversible.qml sequential animations
 */
 QDeclarativeListProperty<QDeclarativeAbstractAnimation> QDeclarativeTransition::animations()
 {
diff --git a/src/declarative/util/qdeclarativeutilmodule.cpp b/src/declarative/util/qdeclarativeutilmodule.cpp
index 0544f22..f32f390 100644
--- a/src/declarative/util/qdeclarativeutilmodule.cpp
+++ b/src/declarative/util/qdeclarativeutilmodule.cpp
@@ -66,6 +66,7 @@
 #include "private/qdeclarativetimer_p.h"
 #include "private/qdeclarativetransitionmanager_p_p.h"
 #include "private/qdeclarativetransition_p.h"
+#include "private/qdeclarativeapplication_p.h"
 #include "qdeclarativeview.h"
 #include "qdeclarativeinfo.h"
 #include "private/qdeclarativetypenotavailable_p.h"
@@ -75,6 +76,8 @@
 
 void QDeclarativeUtilModule::defineModule()
 {
+    qmlRegisterUncreatableType<QDeclarativeApplication>("QtQuick",1,1,"Application", QDeclarativeApplication::tr("Application is an abstract class"));
+
     qmlRegisterType<QDeclarativeAnchorAnimation>("QtQuick",1,0,"AnchorAnimation");
     qmlRegisterType<QDeclarativeAnchorChanges>("QtQuick",1,0,"AnchorChanges");
     qmlRegisterType<QDeclarativeBehavior>("QtQuick",1,0,"Behavior");
diff --git a/src/declarative/util/qdeclarativeview.cpp b/src/declarative/util/qdeclarativeview.cpp
index 20028eb..99c29d5 100644
--- a/src/declarative/util/qdeclarativeview.cpp
+++ b/src/declarative/util/qdeclarativeview.cpp
@@ -77,7 +77,7 @@ extern Q_GUI_EXPORT bool qt_applefontsmoothing_enabled;
 class QDeclarativeScene : public QGraphicsScene
 {
 public:
-    QDeclarativeScene();
+    QDeclarativeScene(QObject *parent = 0);
 
 protected:
     virtual void keyPressEvent(QKeyEvent *);
@@ -88,7 +88,7 @@ protected:
     virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *);
 };
 
-QDeclarativeScene::QDeclarativeScene()
+QDeclarativeScene::QDeclarativeScene(QObject *parent) : QGraphicsScene(parent)
 {
 }
 
@@ -132,7 +132,8 @@ class QDeclarativeViewPrivate : public QGraphicsViewPrivate, public QDeclarative
     Q_DECLARE_PUBLIC(QDeclarativeView)
 public:
     QDeclarativeViewPrivate()
-        : root(0), declarativeItemRoot(0), graphicsWidgetRoot(0), component(0), resizeMode(QDeclarativeView::SizeViewToRootObject), initialSize(0,0) {}
+        : root(0), declarativeItemRoot(0), graphicsWidgetRoot(0), component(0),
+          resizeMode(QDeclarativeView::SizeViewToRootObject), initialSize(0,0) {}
     ~QDeclarativeViewPrivate() { delete root; delete engine; }
     void execute();
     void itemGeometryChanged(QDeclarativeItem *item, const QRectF &newGeometry, const QRectF &oldGeometry);
@@ -155,8 +156,6 @@ public:
     QElapsedTimer frameTimer;
 
     void init();
-
-    QDeclarativeScene scene;
 };
 
 void QDeclarativeViewPrivate::execute()
@@ -234,6 +233,9 @@ void QDeclarativeViewPrivate::itemGeometryChanged(QDeclarativeItem *resizeItem,
     you can connect to the statusChanged() signal and monitor for QDeclarativeView::Error.
     The errors are available via QDeclarativeView::errors().
 
+    If you're using your own QGraphicsScene-based scene with QDeclarativeView, remember to
+    enable scene's sticky focus mode and to set itemIndexMethod to QGraphicsScene::NoIndex.
+
     \sa {Integrating QML with existing Qt UI code}, {Using QML in C++ Applications}
 */
 
@@ -277,7 +279,7 @@ void QDeclarativeViewPrivate::init()
 {
     Q_Q(QDeclarativeView);
     engine = new QDeclarativeEngine();
-    q->setScene(&scene);
+    q->setScene(new QDeclarativeScene(q));
 
     q->setOptimizationFlags(QGraphicsView::DontSavePainterState);
     q->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
@@ -286,11 +288,11 @@ void QDeclarativeViewPrivate::init()
 
     // These seem to give the best performance
     q->setViewportUpdateMode(QGraphicsView::BoundingRectViewportUpdate);
-    scene.setItemIndexMethod(QGraphicsScene::NoIndex);
+    q->scene()->setItemIndexMethod(QGraphicsScene::NoIndex);
     q->viewport()->setFocusPolicy(Qt::NoFocus);
     q->setFocusPolicy(Qt::StrongFocus);
 
-    scene.setStickyFocus(true);  //### needed for correct focus handling
+    q->scene()->setStickyFocus(true);  //### needed for correct focus handling
 }
 
 /*!
@@ -557,14 +559,14 @@ void QDeclarativeView::continueExecute()
 void QDeclarativeView::setRootObject(QObject *obj)
 {
     Q_D(QDeclarativeView);
-    if (d->root == obj)
+    if (d->root == obj || !scene())
         return;
     if (QDeclarativeItem *declarativeItem = qobject_cast<QDeclarativeItem *>(obj)) {
-        d->scene.addItem(declarativeItem);
+        scene()->addItem(declarativeItem);
         d->root = declarativeItem;
         d->declarativeItemRoot = declarativeItem;
     } else if (QGraphicsObject *graphicsObject = qobject_cast<QGraphicsObject *>(obj)) {
-        d->scene.addItem(graphicsObject);
+        scene()->addItem(graphicsObject);
         d->root = graphicsObject;
         if (graphicsObject->isWidget()) {
             d->graphicsWidgetRoot = static_cast<QGraphicsWidget*>(graphicsObject);
diff --git a/src/declarative/util/qdeclarativexmllistmodel.cpp b/src/declarative/util/qdeclarativexmllistmodel.cpp
index 8053a5e..d5c7d1b 100644
--- a/src/declarative/util/qdeclarativexmllistmodel.cpp
+++ b/src/declarative/util/qdeclarativexmllistmodel.cpp
@@ -46,11 +46,9 @@
 
 #include <QDebug>
 #include <QStringList>
-#include <QQueue>
+#include <QMap>
 #include <QApplication>
 #include <QThread>
-#include <QMutex>
-#include <QWaitCondition>
 #include <QXmlQuery>
 #include <QXmlResultItems>
 #include <QXmlNodeModelIndex>
@@ -58,6 +56,7 @@
 #include <QNetworkRequest>
 #include <QNetworkReply>
 #include <QTimer>
+#include <QMutex>
 
 #include <private/qobject_p.h>
 
@@ -90,10 +89,15 @@ typedef QPair<int, int> QDeclarativeXmlListRange;
     \qml
     XmlListModel {
         id: xmlModel
-        ...
-        XmlRole { name: "title"; query: "title/string()" }
+        // ...
+        XmlRole {
+            name: "title"
+            query: "title/string()"
+        }
     }
+    \endqml
 
+    \qml
     ListView {
         model: xmlModel
         delegate: Text { text: title }
@@ -142,39 +146,32 @@ struct XmlQueryJob
     QStringList keyRoleResultsCache;
 };
 
-class QDeclarativeXmlQuery : public QThread
+class QDeclarativeXmlQuery : public QObject
 {
     Q_OBJECT
 public:
     QDeclarativeXmlQuery(QObject *parent=0)
-        : QThread(parent), m_quit(false), m_abortQueryId(-1), m_queryIds(XMLLISTMODEL_CLEAR_ID + 1) {
+        : QObject(parent), m_queryIds(XMLLISTMODEL_CLEAR_ID + 1) {
         qRegisterMetaType<QDeclarativeXmlQueryResult>("QDeclarativeXmlQueryResult");
-        m_currentJob.queryId = -1;
+        moveToThread(&m_thread);
+        m_thread.start(QThread::IdlePriority);
     }
 
     ~QDeclarativeXmlQuery() {
-        m_mutex.lock();
-        m_quit = true;
-        m_condition.wakeOne();
-        m_mutex.unlock();
-
-        wait();
+        if(m_thread.isRunning()) {
+            m_thread.quit();
+            m_thread.wait();
+        }
     }
 
     void abort(int id) {
-        QMutexLocker locker(&m_mutex);
-        QQueue<XmlQueryJob>::iterator it;
-        for (it = m_jobs.begin(); it != m_jobs.end(); ++it) {
-            if ((*it).queryId == id) {
-                m_jobs.erase(it);
-                return;
-            }
+        QMutexLocker ml(&m_mutex);
+        if (id != -1) {
+            m_jobs.remove(id);
         }
-        m_abortQueryId = id;
     }
 
-    int doQuery(QString query, QString namespaces, QByteArray data, QList<QDeclarativeXmlListModelRole *> *roleObjects, QStringList keyRoleResultsCache) {
-        QMutexLocker locker(&m_mutex);
+    int doQuery(QString query, QString namespaces, QByteArray data, QList<QDeclarativeXmlListModelRole *>* roleObjects, QStringList keyRoleResultsCache) {
 
         XmlQueryJob job;
         job.queryId = m_queryIds;
@@ -193,69 +190,69 @@ public:
             if (roleObjects->at(i)->isKey())
                 job.keyRoleQueries << job.roleQueries.last();
         }
-        m_jobs.enqueue(job);
-        m_queryIds++;
 
-        if (!isRunning())
-            start(QThread::IdlePriority);
-        else
-            m_condition.wakeOne();
+        {
+            QMutexLocker ml(&m_mutex);
+            m_jobs.insert(m_queryIds, job);
+            m_queryIds++;
+            if (m_queryIds <= 0)
+              m_queryIds = 1;
+        }
+
+        QMetaObject::invokeMethod(this, "processQuery", Qt::QueuedConnection, Q_ARG(int, job.queryId));
         return job.queryId;
     }
 
+private slots:
+    void processQuery(int queryId) {
+        XmlQueryJob job;
+
+        {
+            QMutexLocker ml(&m_mutex);
+            if (!m_jobs.contains(queryId))
+                return;
+            job = m_jobs.value(queryId);
+        }
+
+        QDeclarativeXmlQueryResult r;
+        doQueryJob(&job);
+        doSubQueryJob(&job);
+        r.queryId = job.queryId;
+        r.size = m_size;
+        r.data = m_modelData;
+        r.inserted = m_insertedItemRanges;
+        r.removed = m_removedItemRanges;
+        r.keyRoleResultsCache = job.keyRoleResultsCache;
+
+        {
+            QMutexLocker ml(&m_mutex);
+            if (m_jobs.contains(queryId)) {
+                emit queryCompleted(r);
+                m_jobs.remove(queryId);
+            }
+        }
+    }
+
 Q_SIGNALS:
     void queryCompleted(const QDeclarativeXmlQueryResult &);
     void error(void*, const QString&);
 
 protected:
-    void run() {
-        m_mutex.lock();
-
-        while (!m_quit) {
-            if (!m_jobs.isEmpty())
-                m_currentJob = m_jobs.dequeue();
-            m_mutex.unlock();
-
-            QDeclarativeXmlQueryResult r;
-            if (m_currentJob.queryId != -1) {
-                doQueryJob();
-                doSubQueryJob();
-                r.queryId = m_currentJob.queryId;
-                r.size = m_size;
-                r.data = m_modelData;
-                r.inserted = m_insertedItemRanges;
-                r.removed = m_removedItemRanges;
-                r.keyRoleResultsCache = m_currentJob.keyRoleResultsCache;
-            }
-
-            m_mutex.lock();
-            if (m_currentJob.queryId != -1 && m_abortQueryId != m_currentJob.queryId)
-                emit queryCompleted(r);
-            if (m_jobs.isEmpty() && !m_quit)
-                m_condition.wait(&m_mutex);
-            m_currentJob.queryId = -1;
-            m_abortQueryId = -1;
-        }
 
-        m_mutex.unlock();
-    }
 
 private:
-    void doQueryJob();
-    void doSubQueryJob();
-    void getValuesOfKeyRoles(QStringList *values, QXmlQuery *query) const;
+    void doQueryJob(XmlQueryJob* job);
+    void doSubQueryJob(XmlQueryJob* job);
+    void getValuesOfKeyRoles(const XmlQueryJob& currentJob, QStringList *values, QXmlQuery *query) const;
     void addIndexToRangeList(QList<QDeclarativeXmlListRange> *ranges, int index) const;
 
 private:
     QMutex m_mutex;
-    QWaitCondition m_condition;
-    QQueue<XmlQueryJob> m_jobs;
-    XmlQueryJob m_currentJob;
-    bool m_quit;
-    int m_abortQueryId;
+    QThread m_thread;
+    QMap<int, XmlQueryJob> m_jobs;
+    int m_queryIds;
     QString m_prefix;
     int m_size;
-    int m_queryIds;
     QList<QList<QVariant> > m_modelData;
     QList<QDeclarativeXmlListRange> m_insertedItemRanges;
     QList<QDeclarativeXmlListRange> m_removedItemRanges;
@@ -263,16 +260,16 @@ private:
 
 Q_GLOBAL_STATIC(QDeclarativeXmlQuery, globalXmlQuery)
 
-void QDeclarativeXmlQuery::doQueryJob()
+void QDeclarativeXmlQuery::doQueryJob(XmlQueryJob* currentJob)
 {
-    Q_ASSERT(m_currentJob.queryId != -1);
+    Q_ASSERT(currentJob->queryId != -1);
 
     QString r;
     QXmlQuery query;
-    QBuffer buffer(&m_currentJob.data);
+    QBuffer buffer(&currentJob->data);
     buffer.open(QIODevice::ReadOnly);
     query.bindVariable(QLatin1String("src"), &buffer);
-    query.setQuery(m_currentJob.namespaces + m_currentJob.query);
+    query.setQuery(currentJob->namespaces + currentJob->query);
     query.evaluateTo(&r);
 
     //always need a single root element
@@ -280,9 +277,9 @@ void QDeclarativeXmlQuery::doQueryJob()
     QBuffer b(&xml);
     b.open(QIODevice::ReadOnly);
 
-    QString namespaces = QLatin1String("declare namespace dummy=\"http://qtsotware.com/dummy\";\n") + m_currentJob.namespaces;
+    QString namespaces = QLatin1String("declare namespace dummy=\"http://qtsotware.com/dummy\";\n") + currentJob->namespaces;
     QString prefix = QLatin1String("doc($inputDocument)/dummy:items") +
-                     m_currentJob.query.mid(m_currentJob.query.lastIndexOf(QLatin1Char('/')));
+                     currentJob->query.mid(currentJob->query.lastIndexOf(QLatin1Char('/')));
 
     //figure out how many items we are dealing with
     int count = -1;
@@ -297,18 +294,16 @@ void QDeclarativeXmlQuery::doQueryJob()
             count = item.toAtomicValue().toInt();
     }
 
-    m_currentJob.data = xml;
+    currentJob->data = xml;
     m_prefix = namespaces + prefix + QLatin1Char('/');
     m_size = 0;
     if (count > 0)
         m_size = count;
 }
 
-void QDeclarativeXmlQuery::getValuesOfKeyRoles(QStringList *values, QXmlQuery *query) const
+void QDeclarativeXmlQuery::getValuesOfKeyRoles(const XmlQueryJob& currentJob, QStringList *values, QXmlQuery *query) const
 {
-    Q_ASSERT(m_currentJob.queryId != -1);
-
-    const QStringList &keysQueries = m_currentJob.keyRoleQueries;
+    const QStringList &keysQueries = currentJob.keyRoleQueries;
     QString keysQuery;
     if (keysQueries.count() == 1)
         keysQuery = m_prefix + keysQueries[0];
@@ -336,34 +331,34 @@ void QDeclarativeXmlQuery::addIndexToRangeList(QList<QDeclarativeXmlListRange> *
         ranges->append(qMakePair(index, 1));
 }
 
-void QDeclarativeXmlQuery::doSubQueryJob()
+void QDeclarativeXmlQuery::doSubQueryJob(XmlQueryJob* currentJob)
 {
-    Q_ASSERT(m_currentJob.queryId != -1);
+    Q_ASSERT(currentJob->queryId != -1);
     m_modelData.clear();
 
-    QBuffer b(&m_currentJob.data);
+    QBuffer b(&currentJob->data);
     b.open(QIODevice::ReadOnly);
 
     QXmlQuery subquery;
     subquery.bindVariable(QLatin1String("inputDocument"), &b);
 
     QStringList keyRoleResults;
-    getValuesOfKeyRoles(&keyRoleResults, &subquery);
+    getValuesOfKeyRoles(*currentJob, &keyRoleResults, &subquery);
 
     // See if any values of key roles have been inserted or removed.
 
     m_insertedItemRanges.clear();
     m_removedItemRanges.clear();
-    if (m_currentJob.keyRoleResultsCache.isEmpty()) {
+    if (currentJob->keyRoleResultsCache.isEmpty()) {
         m_insertedItemRanges << qMakePair(0, m_size);
     } else {
-        if (keyRoleResults != m_currentJob.keyRoleResultsCache) {
+        if (keyRoleResults != currentJob->keyRoleResultsCache) {
             QStringList temp;
-            for (int i=0; i<m_currentJob.keyRoleResultsCache.count(); i++) {
-                if (!keyRoleResults.contains(m_currentJob.keyRoleResultsCache[i]))
+            for (int i=0; i<currentJob->keyRoleResultsCache.count(); i++) {
+                if (!keyRoleResults.contains(currentJob->keyRoleResultsCache[i]))
                     addIndexToRangeList(&m_removedItemRanges, i);
                 else 
-                    temp << m_currentJob.keyRoleResultsCache[i];
+                    temp << currentJob->keyRoleResultsCache[i];
             }
 
             for (int i=0; i<keyRoleResults.count(); i++) {
@@ -374,15 +369,15 @@ void QDeclarativeXmlQuery::doSubQueryJob()
             }
         }
     }
-    m_currentJob.keyRoleResultsCache = keyRoleResults;
+    currentJob->keyRoleResultsCache = keyRoleResults;
 
     // Get the new values for each role.
     //### we might be able to condense even further (query for everything in one go)
-    const QStringList &queries = m_currentJob.roleQueries;
+    const QStringList &queries = currentJob->roleQueries;
     for (int i = 0; i < queries.size(); ++i) {
         QList<QVariant> resultList;
         if (!queries[i].isEmpty()) {
-            subquery.setQuery(m_prefix + QLatin1String("(let $v := ") + queries[i] + QLatin1String(" return if ($v) then ") + queries[i] + QLatin1String(" else \"\")"));
+            subquery.setQuery(m_prefix + QLatin1String("(let $v := string(") + queries[i] + QLatin1String(") return if ($v) then ") + queries[i] + QLatin1String(" else \"\")"));
             if (subquery.isValid()) {
                 QXmlResultItems resultItems;
                 subquery.evaluateTo(&resultItems);
@@ -392,7 +387,7 @@ void QDeclarativeXmlQuery::doSubQueryJob()
                     item = resultItems.next();
                 }
             } else {
-                emit error(m_currentJob.roleQueryErrorId.at(i), queries[i]);
+                emit error(currentJob->roleQueryErrorId.at(i), queries[i]);
             }
         }
         //### should warn here if things have gone wrong.
@@ -792,9 +787,9 @@ void QDeclarativeXmlListModel::setNamespaceDeclarations(const QString &declarati
 
     This will access the \c title value for the first item in the model:
 
-    \qml
-        var title = model.get(0).title;
-    \endqml
+    \js
+    var title = model.get(0).title;
+    \endjs
 */
 QScriptValue QDeclarativeXmlListModel::get(int index) const
 {
diff --git a/src/declarative/util/util.pri b/src/declarative/util/util.pri
index fd57144..62fa8f1 100644
--- a/src/declarative/util/util.pri
+++ b/src/declarative/util/util.pri
@@ -1,6 +1,7 @@
 INCLUDEPATH += $$PWD
 
 SOURCES += \
+    $$PWD/qdeclarativeapplication.cpp \
     $$PWD/qdeclarativeutilmodule.cpp\
     $$PWD/qdeclarativeview.cpp \
     $$PWD/qdeclarativeconnections.cpp \
@@ -30,6 +31,7 @@ SOURCES += \
     $$PWD/qlistmodelinterface.cpp
 
 HEADERS += \
+    $$PWD/qdeclarativeapplication_p.h \
     $$PWD/qdeclarativeutilmodule_p.h\
     $$PWD/qdeclarativeview.h \
     $$PWD/qdeclarativeconnections_p.h \