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

Conflicts:
	examples/declarative/dynamic/qml/itemCreation.js

45 files changed, 378 insertions, 155 deletions

diff --git a/src/declarative/graphicsitems/qdeclarativegridview.cpp b/src/declarative/graphicsitems/qdeclarativegridview.cpp
index ef6d3df..7b413fb 100644
--- a/src/declarative/graphicsitems/qdeclarativegridview.cpp
+++ b/src/declarative/graphicsitems/qdeclarativegridview.cpp
@@ -378,9 +378,11 @@ FxGridItem *QDeclarativeGridViewPrivate::createItem(int modelIndex)
         if (model->completePending()) {
             // complete
             listItem->item->setZValue(1);
+            listItem->item->setParentItem(q->viewport());
             model->completeItem();
+        } else {
+            listItem->item->setParentItem(q->viewport());
         }
-        listItem->item->setParentItem(q->viewport());
         unrequestedItems.remove(listItem->item);
     }
     requestedIndex = -1;
@@ -1054,7 +1056,7 @@ void QDeclarativeGridView::setModel(const QVariant &model)
 }
 
 /*!
-    \qmlproperty component GridView::delegate
+    \qmlproperty Component GridView::delegate
 
     The delegate provides a template defining each item instantiated by the view.
     The index is exposed as an accessible \c index property.  Properties of the
@@ -1172,7 +1174,7 @@ int QDeclarativeGridView::count() const
 }
 
 /*!
-  \qmlproperty component GridView::highlight
+  \qmlproperty Component GridView::highlight
   This property holds the component to use as the highlight.
 
   An instance of the highlight component will be created for each view.
@@ -1415,6 +1417,9 @@ void QDeclarativeGridView::setWrapEnabled(bool wrap)
     set to 40, then up to 2 delegates above and 2 delegates below the visible
     area may be retained.
 
+    Note that cacheBuffer is not a pixel buffer - it only maintains additional
+    instantiated delegates.
+
     Setting this value can make scrolling the list smoother at the expense
     of additional memory usage.  It is not a substitute for creating efficient
     delegates; the fewer elements in a delegate, the faster a view may be
diff --git a/src/declarative/graphicsitems/qdeclarativeitem.cpp b/src/declarative/graphicsitems/qdeclarativeitem.cpp
index 0395766..9433ba0 100644
--- a/src/declarative/graphicsitems/qdeclarativeitem.cpp
+++ b/src/declarative/graphicsitems/qdeclarativeitem.cpp
@@ -720,7 +720,7 @@ void QDeclarativeKeyNavigationAttached::keyReleased(QKeyEvent *event)
 */
 
 /*!
-    \qmlproperty List<Object> Keys::forwardTo
+    \qmlproperty list<Object> Keys::forwardTo
 
     This property provides a way to forward key presses, key releases, and keyboard input
     coming from input methods to other items. This can be useful when you want
diff --git a/src/declarative/graphicsitems/qdeclarativelistview.cpp b/src/declarative/graphicsitems/qdeclarativelistview.cpp
index 8485071..416e0a8 100644
--- a/src/declarative/graphicsitems/qdeclarativelistview.cpp
+++ b/src/declarative/graphicsitems/qdeclarativelistview.cpp
@@ -573,9 +573,11 @@ FxListItem *QDeclarativeListViewPrivate::createItem(int modelIndex)
         if (model->completePending()) {
             // complete
             listItem->item->setZValue(1);
+            listItem->item->setParentItem(q->viewport());
             model->completeItem();
+        } else {
+            listItem->item->setParentItem(q->viewport());
         }
-        listItem->item->setParentItem(q->viewport());
         QDeclarativeItemPrivate *itemPrivate = static_cast<QDeclarativeItemPrivate*>(QGraphicsItemPrivate::get(item));
         itemPrivate->addItemChangeListener(this, QDeclarativeItemPrivate::Geometry);
         if (sectionCriteria && sectionCriteria->delegate()) {
@@ -648,7 +650,7 @@ void QDeclarativeListViewPrivate::refill(qreal from, qreal to, bool doBuffer)
     FxListItem *item = 0;
     int pos = itemEnd + 1;
     while (modelIndex < model->count() && pos <= fillTo) {
-        //qDebug() << "refill: append item" << modelIndex << "pos" << pos;
+//        qDebug() << "refill: append item" << modelIndex << "pos" << pos;
         if (!(item = createItem(modelIndex)))
             break;
         item->setPosition(pos);
@@ -659,8 +661,8 @@ void QDeclarativeListViewPrivate::refill(qreal from, qreal to, bool doBuffer)
         if (doBuffer) // never buffer more than one item per frame
             break;
     }
-    while (visibleIndex > 0 && visibleIndex <= model->count() && visiblePos > fillFrom) {
-        //qDebug() << "refill: prepend item" << visibleIndex-1 << "current top pos" << visiblePos;
+    while (visibleIndex > 0 && visibleIndex <= model->count() && visiblePos-1 >= fillFrom) {
+//        qDebug() << "refill: prepend item" << visibleIndex-1 << "current top pos" << visiblePos;
         if (!(item = createItem(visibleIndex-1)))
             break;
         --visibleIndex;
@@ -676,7 +678,7 @@ void QDeclarativeListViewPrivate::refill(qreal from, qreal to, bool doBuffer)
         while (visibleItems.count() > 1 && (item = visibleItems.first()) && item->endPosition() < bufferFrom) {
             if (item->attached->delayRemove())
                 break;
-            //qDebug() << "refill: remove first" << visibleIndex << "top end pos" << item->endPosition();
+//            qDebug() << "refill: remove first" << visibleIndex << "top end pos" << item->endPosition();
             if (item->index != -1)
                 visibleIndex++;
             visibleItems.removeFirst();
@@ -686,7 +688,7 @@ void QDeclarativeListViewPrivate::refill(qreal from, qreal to, bool doBuffer)
         while (visibleItems.count() > 1 && (item = visibleItems.last()) && item->position() > bufferTo) {
             if (item->attached->delayRemove())
                 break;
-            //qDebug() << "refill: remove last" << visibleIndex+visibleItems.count()-1;
+//            qDebug() << "refill: remove last" << visibleIndex+visibleItems.count()-1 << item->position();
             visibleItems.removeLast();
             releaseItem(item);
             changed = true;
@@ -1488,7 +1490,7 @@ void QDeclarativeListView::setModel(const QVariant &model)
 }
 
 /*!
-    \qmlproperty component ListView::delegate
+    \qmlproperty Component ListView::delegate
 
     The delegate provides a template defining each item instantiated by the view.
     The index is exposed as an accessible \c index property.  Properties of the
@@ -1608,7 +1610,7 @@ int QDeclarativeListView::count() const
 }
 
 /*!
-    \qmlproperty component ListView::highlight
+    \qmlproperty Component ListView::highlight
     This property holds the component to use as the highlight.
 
     An instance of the highlight component will be created for each list.
@@ -1848,6 +1850,9 @@ void QDeclarativeListView::setWrapEnabled(bool wrap)
     set to 40, then up to 2 delegates above and 2 delegates below the visible
     area may be retained.
 
+    Note that cacheBuffer is not a pixel buffer - it only maintains additional
+    instantiated delegates.
+
     Setting this value can make scrolling the list smoother at the expense
     of additional memory usage.  It is not a substitute for creating efficient
     delegates; the fewer elements in a delegate, the faster a view may be
diff --git a/src/declarative/graphicsitems/qdeclarativemousearea.cpp b/src/declarative/graphicsitems/qdeclarativemousearea.cpp
index d178107..74f2338 100644
--- a/src/declarative/graphicsitems/qdeclarativemousearea.cpp
+++ b/src/declarative/graphicsitems/qdeclarativemousearea.cpp
@@ -288,6 +288,17 @@ QDeclarativeMouseAreaPrivate::~QDeclarativeMouseAreaPrivate()
 */
 
 /*!
+    \qmlsignal MouseArea::onCanceled()
+
+    This handler is called when the mouse events are canceled, either because the event was not accepted or
+    another element stole the mouse event handling. This signal is for advanced users, it's useful in case there
+    is more than one mouse areas handling input, or when there is a mouse area inside a flickable. In the latter
+    case, if you do some logic on pressed and then start dragging, the flickable will steal the mouse handling
+    from the mouse area. In these cases, to reset the logic when there is no mouse handling anymore, you should
+    use onCanceled, in addition to onReleased.
+*/
+
+/*!
     \internal
     \class QDeclarativeMouseArea
     \brief The QDeclarativeMouseArea class provides a simple mouse handling abstraction for use within Qml.
@@ -562,10 +573,12 @@ bool QDeclarativeMouseArea::sceneEvent(QEvent *event)
             // state
             d->pressed = false;
             setKeepMouseGrab(false);
-            QDeclarativeMouseEvent me(d->lastPos.x(), d->lastPos.y(), d->lastButton, d->lastButtons, d->lastModifiers, false, false);
-            emit released(&me);
+            emit canceled();
             emit pressedChanged();
-            setHovered(false);
+            if (d->hovered) {
+                d->hovered = false;
+                emit hoveredChanged();
+            }
         }
     }
     return rv;
@@ -746,7 +759,7 @@ QDeclarativeDrag *QDeclarativeMouseArea::drag()
 /*!
     \qmlproperty Item MouseArea::drag.target
     \qmlproperty bool MouseArea::drag.active
-    \qmlproperty Axis MouseArea::drag.axis
+    \qmlproperty enumeration MouseArea::drag.axis
     \qmlproperty real MouseArea::drag.minimumX
     \qmlproperty real MouseArea::drag.maximumX
     \qmlproperty real MouseArea::drag.minimumY
@@ -757,7 +770,7 @@ QDeclarativeDrag *QDeclarativeMouseArea::drag()
     \list
     \i \c target specifies the item to drag.
     \i \c active specifies if the target item is being currently dragged.
-    \i \c axis specifies whether dragging can be done horizontally (XAxis), vertically (YAxis), or both (XandYAxis)
+    \i \c axis specifies whether dragging can be done horizontally (Drag.XAxis), vertically (Drag.YAxis), or both (Drag.XandYAxis)
     \i the minimum and maximum properties limit how far the target can be dragged along the corresponding axes.
     \endlist
 
diff --git a/src/declarative/graphicsitems/qdeclarativemousearea_p.h b/src/declarative/graphicsitems/qdeclarativemousearea_p.h
index e3f523b..df77ac6 100644
--- a/src/declarative/graphicsitems/qdeclarativemousearea_p.h
+++ b/src/declarative/graphicsitems/qdeclarativemousearea_p.h
@@ -163,6 +163,7 @@ Q_SIGNALS:
     void doubleClicked(QDeclarativeMouseEvent *mouse);
     void entered();
     void exited();
+    void canceled();
 
 protected:
     void setHovered(bool);
diff --git a/src/declarative/graphicsitems/qdeclarativepainteditem.cpp b/src/declarative/graphicsitems/qdeclarativepainteditem.cpp
index 6430fae..c4f0b86 100644
--- a/src/declarative/graphicsitems/qdeclarativepainteditem.cpp
+++ b/src/declarative/graphicsitems/qdeclarativepainteditem.cpp
@@ -210,6 +210,8 @@ void QDeclarativePaintedItem::geometryChanged(const QRectF &newGeometry,
     if (newGeometry.width() != oldGeometry.width() ||
         newGeometry.height() != oldGeometry.height())
         clearCache();
+
+    QDeclarativeItem::geometryChanged(newGeometry, oldGeometry);
 }
 
 QVariant QDeclarativePaintedItem::itemChange(GraphicsItemChange change,
diff --git a/src/declarative/graphicsitems/qdeclarativepathview.cpp b/src/declarative/graphicsitems/qdeclarativepathview.cpp
index 5c3a3c0..040fc98 100644
--- a/src/declarative/graphicsitems/qdeclarativepathview.cpp
+++ b/src/declarative/graphicsitems/qdeclarativepathview.cpp
@@ -561,7 +561,7 @@ void QDeclarativePathViewPrivate::setOffset(qreal o)
 }
 
 /*!
-    \qmlproperty component PathView::highlight
+    \qmlproperty Component PathView::highlight
     This property holds the component to use as the highlight.
 
     An instance of the highlight component will be created for each view.
@@ -790,7 +790,7 @@ void QDeclarativePathView::setInteractive(bool interactive)
 }
 
 /*!
-    \qmlproperty component PathView::delegate
+    \qmlproperty Component PathView::delegate
 
     The delegate provides a template defining each item instantiated by the view.
     The index is exposed as an accessible \c index property.  Properties of the
diff --git a/src/declarative/graphicsitems/qdeclarativetextedit.cpp b/src/declarative/graphicsitems/qdeclarativetextedit.cpp
index d0ee2ee..d095dbe 100644
--- a/src/declarative/graphicsitems/qdeclarativetextedit.cpp
+++ b/src/declarative/graphicsitems/qdeclarativetextedit.cpp
@@ -728,7 +728,7 @@ void QDeclarativeTextEdit::setPersistentSelection(bool on)
 }
 
 /*
-   \qmlproperty number TextEdit::textMargin
+   \qmlproperty real TextEdit::textMargin
 
    The margin, in pixels, around the text in the TextEdit.
 */
diff --git a/src/declarative/graphicsitems/qdeclarativetextinput.cpp b/src/declarative/graphicsitems/qdeclarativetextinput.cpp
index a1fa8c6..9ae4e1a 100644
--- a/src/declarative/graphicsitems/qdeclarativetextinput.cpp
+++ b/src/declarative/graphicsitems/qdeclarativetextinput.cpp
@@ -706,14 +706,15 @@ bool QDeclarativeTextInput::hasAcceptableInput() const
 }
 
 /*!
-    \qmlproperty TextInput.EchoMode TextInput::echoMode
+    \qmlproperty enumeration TextInput::echoMode
 
     Specifies how the text should be displayed in the TextInput.
-    The default is Normal, which displays the text as it is. Other values
-    are Password, which displays asterixes instead of characters, NoEcho,
-    which displays nothing, and PasswordEchoOnEdit, which displays all but the
-    current character as asterixes.
-
+    \list
+    \o TextInput.Normal - Displays the text as it is. (Default)
+    \o TextInput.Password - Displays asterixes instead of characters.
+    \o TextInput.NoEcho - Displays nothing.
+    \o TextInput.PasswordEchoOnEdit - Displays all but the current character as asterixes.
+    \endlist
 */
 QDeclarativeTextInput::EchoMode QDeclarativeTextInput::echoMode() const
 {
@@ -1084,7 +1085,7 @@ void QDeclarativeTextInput::setPasswordCharacter(const QString &str)
    \qmlproperty string TextInput::displayText
 
    This is the text displayed in the TextInput.
-   
+
    If \l echoMode is set to TextInput::Normal, this holds the
    same value as the TextInput::text property. Otherwise,
    this property holds the text visible to the user, while
diff --git a/src/declarative/graphicsitems/qdeclarativevisualitemmodel.cpp b/src/declarative/graphicsitems/qdeclarativevisualitemmodel.cpp
index f01d4c2..1038c83 100644
--- a/src/declarative/graphicsitems/qdeclarativevisualitemmodel.cpp
+++ b/src/declarative/graphicsitems/qdeclarativevisualitemmodel.cpp
@@ -44,6 +44,7 @@
 #include "qdeclarativeitem.h"
 
 #include <qdeclarativecontext.h>
+#include <qdeclarativecontext_p.h>
 #include <qdeclarativeengine.h>
 #include <qdeclarativeexpression.h>
 #include <qdeclarativepackage_p.h>
@@ -759,7 +760,7 @@ void QDeclarativeVisualDataModel::setModel(const QVariant &model)
 }
 
 /*!
-    \qmlproperty component VisualDataModel::delegate
+    \qmlproperty Component VisualDataModel::delegate
 
     The delegate provides a template defining each item instantiated by a view.
     The index is exposed as an accessible \c index property.  Properties of the
@@ -963,6 +964,13 @@ QDeclarativeVisualDataModel::ReleaseFlags QDeclarativeVisualDataModel::release(Q
     }
 
     if (d->m_cache.releaseItem(obj)) {
+        // Remove any bindings to avoid warnings due to parent change.
+        QObjectPrivate *p = QObjectPrivate::get(obj);
+        Q_ASSERT(p->declarativeData);
+        QDeclarativeData *d = static_cast<QDeclarativeData*>(p->declarativeData);
+        if (d->ownContext && d->context)
+            d->context->clearExpressions();
+
         if (inPackage) {
             emit destroyingPackage(qobject_cast<QDeclarativePackage*>(obj));
         } else {
diff --git a/src/declarative/qml/qdeclarativecontext.cpp b/src/declarative/qml/qdeclarativecontext.cpp
index ae4223e..b61b8cb 100644
--- a/src/declarative/qml/qdeclarativecontext.cpp
+++ b/src/declarative/qml/qdeclarativecontext.cpp
@@ -528,13 +528,8 @@ void QDeclarativeContextData::invalidate()
     parent = 0;
 }
 
-void QDeclarativeContextData::destroy()
+void QDeclarativeContextData::clearExpressions()
 {
-    if (linkedContext) 
-        linkedContext->destroy();
-
-    if (engine) invalidate();
-
     QDeclarativeAbstractExpression *expression = expressions;
     while (expression) {
         QDeclarativeAbstractExpression *nextExpression = expression->m_nextExpression;
@@ -546,6 +541,16 @@ void QDeclarativeContextData::destroy()
         expression = nextExpression;
     }
     expressions = 0;
+}
+
+void QDeclarativeContextData::destroy()
+{
+    if (linkedContext) 
+        linkedContext->destroy();
+
+    if (engine) invalidate();
+
+    clearExpressions();
 
     while (contextObjects) {
         QDeclarativeData *co = contextObjects;
diff --git a/src/declarative/qml/qdeclarativecontext_p.h b/src/declarative/qml/qdeclarativecontext_p.h
index c7fb099..6b6cd0a 100644
--- a/src/declarative/qml/qdeclarativecontext_p.h
+++ b/src/declarative/qml/qdeclarativecontext_p.h
@@ -113,6 +113,7 @@ class QDeclarativeContextData
 public:
     QDeclarativeContextData();
     QDeclarativeContextData(QDeclarativeContext *);
+    void clearExpressions();
     void destroy();
     void invalidate();
 
diff --git a/src/declarative/qml/qdeclarativeengine.cpp b/src/declarative/qml/qdeclarativeengine.cpp
index 6ddd01e..9f5cafe 100644
--- a/src/declarative/qml/qdeclarativeengine.cpp
+++ b/src/declarative/qml/qdeclarativeengine.cpp
@@ -329,8 +329,10 @@ void QDeclarativePrivate::qdeclarativeelement_destructor(QObject *o)
     QObjectPrivate *p = QObjectPrivate::get(o);
     Q_ASSERT(p->declarativeData);
     QDeclarativeData *d = static_cast<QDeclarativeData*>(p->declarativeData);
-    if (d->ownContext)
+    if (d->ownContext && d->context) {
         d->context->destroy();
+        d->context = 0;
+    }
 }
 
 void QDeclarativeData::destroyed(QAbstractDeclarativeData *d, QObject *o)
@@ -962,7 +964,7 @@ QScriptValue QDeclarativeEnginePrivate::createComponent(QScriptContext *ctxt, QS
     Q_ASSERT(context);
 
     if(ctxt->argumentCount() != 1) {
-        return ctxt->throwError("Qt.createComponent(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.createComponent(): Invalid arguments"));
     }else{
         QString arg = ctxt->argument(0).toString();
         if (arg.isEmpty())
@@ -982,7 +984,7 @@ QScriptValue QDeclarativeEnginePrivate::createQmlObject(QScriptContext *ctxt, QS
     QDeclarativeEngine* activeEngine = activeEnginePriv->q_func();
 
     if(ctxt->argumentCount() < 2 || ctxt->argumentCount() > 3)
-        return ctxt->throwError("Qt.createQmlObject(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.createQmlObject(): Invalid arguments"));
 
     QDeclarativeContextData* context = activeEnginePriv->getContext(ctxt);
     Q_ASSERT(context);
@@ -1002,7 +1004,7 @@ QScriptValue QDeclarativeEnginePrivate::createQmlObject(QScriptContext *ctxt, QS
 
     QObject *parentArg = activeEnginePriv->objectClass->toQObject(ctxt->argument(1));
     if(!parentArg)
-        return ctxt->throwError("Qt.createQmlObject(): Missing parent object");
+        return ctxt->throwError(QLatin1String("Qt.createQmlObject(): Missing parent object"));
 
     QDeclarativeComponent component(activeEngine);
     component.setData(qml.toUtf8(), url);
@@ -1027,7 +1029,7 @@ QScriptValue QDeclarativeEnginePrivate::createQmlObject(QScriptContext *ctxt, QS
     }
 
     if (!component.isReady())
-        return ctxt->throwError("Qt.createQmlObject(): Component is not ready");
+        return ctxt->throwError(QLatin1String("Qt.createQmlObject(): Component is not ready"));
 
     QObject *obj = component.beginCreate(context->asQDeclarativeContext());
     if(obj)
@@ -1076,7 +1078,7 @@ QScriptValue QDeclarativeEnginePrivate::isQtObject(QScriptContext *ctxt, QScript
 QScriptValue QDeclarativeEnginePrivate::vector(QScriptContext *ctxt, QScriptEngine *engine)
 {
     if(ctxt->argumentCount() != 3)
-        return ctxt->throwError("Qt.vector(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.vector(): Invalid arguments"));
     qsreal x = ctxt->argument(0).toNumber();
     qsreal y = ctxt->argument(1).toNumber();
     qsreal z = ctxt->argument(2).toNumber();
@@ -1087,7 +1089,7 @@ QScriptValue QDeclarativeEnginePrivate::formatDate(QScriptContext*ctxt, QScriptE
 {
     int argCount = ctxt->argumentCount();
     if(argCount == 0 || argCount > 2)
-        return ctxt->throwError("Qt.formatDate(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.formatDate(): Invalid arguments"));
 
     QDate date = ctxt->argument(0).toDateTime().date();
     Qt::DateFormat enumFormat = Qt::DefaultLocaleShortDate;
@@ -1098,7 +1100,7 @@ QScriptValue QDeclarativeEnginePrivate::formatDate(QScriptContext*ctxt, QScriptE
         } else if (ctxt->argument(1).isNumber()) {
             enumFormat = Qt::DateFormat(ctxt->argument(1).toUInt32());
         } else {
-            return ctxt->throwError("Qt.formatDate(): Invalid date format");
+            return ctxt->throwError(QLatin1String("Qt.formatDate(): Invalid date format"));
         }
     }
     return engine->newVariant(qVariantFromValue(date.toString(enumFormat)));
@@ -1108,7 +1110,7 @@ QScriptValue QDeclarativeEnginePrivate::formatTime(QScriptContext*ctxt, QScriptE
 {
     int argCount = ctxt->argumentCount();
     if(argCount == 0 || argCount > 2)
-        return ctxt->throwError("Qt.formatTime(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.formatTime(): Invalid arguments"));
 
     QTime date = ctxt->argument(0).toDateTime().time();
     Qt::DateFormat enumFormat = Qt::DefaultLocaleShortDate;
@@ -1119,7 +1121,7 @@ QScriptValue QDeclarativeEnginePrivate::formatTime(QScriptContext*ctxt, QScriptE
         } else if (ctxt->argument(1).isNumber()) {
             enumFormat = Qt::DateFormat(ctxt->argument(1).toUInt32());
         } else {
-            return ctxt->throwError("Qt.formatTime(): Invalid time format");
+            return ctxt->throwError(QLatin1String("Qt.formatTime(): Invalid time format"));
         }
     }
     return engine->newVariant(qVariantFromValue(date.toString(enumFormat)));
@@ -1129,7 +1131,7 @@ QScriptValue QDeclarativeEnginePrivate::formatDateTime(QScriptContext*ctxt, QScr
 {
     int argCount = ctxt->argumentCount();
     if(argCount == 0 || argCount > 2)
-        return ctxt->throwError("Qt.formatDateTime(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.formatDateTime(): Invalid arguments"));
 
     QDateTime date = ctxt->argument(0).toDateTime();
     Qt::DateFormat enumFormat = Qt::DefaultLocaleShortDate;
@@ -1140,7 +1142,7 @@ QScriptValue QDeclarativeEnginePrivate::formatDateTime(QScriptContext*ctxt, QScr
         } else if (ctxt->argument(1).isNumber()) {
             enumFormat = Qt::DateFormat(ctxt->argument(1).toUInt32());
         } else { 
-            return ctxt->throwError("Qt.formatDateTime(): Invalid datetime format");
+            return ctxt->throwError(QLatin1String("Qt.formatDateTime(): Invalid datetime format"));
         }
     }
     return engine->newVariant(qVariantFromValue(date.toString(enumFormat)));
@@ -1150,7 +1152,7 @@ QScriptValue QDeclarativeEnginePrivate::rgba(QScriptContext *ctxt, QScriptEngine
 {
     int argCount = ctxt->argumentCount();
     if(argCount < 3 || argCount > 4)
-        return ctxt->throwError("Qt.rgba(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.rgba(): Invalid arguments"));
     qsreal r = ctxt->argument(0).toNumber();
     qsreal g = ctxt->argument(1).toNumber();
     qsreal b = ctxt->argument(2).toNumber();
@@ -1172,7 +1174,7 @@ QScriptValue QDeclarativeEnginePrivate::hsla(QScriptContext *ctxt, QScriptEngine
 {
     int argCount = ctxt->argumentCount();
     if(argCount < 3 || argCount > 4)
-        return ctxt->throwError("Qt.hsla(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.hsla(): Invalid arguments"));
     qsreal h = ctxt->argument(0).toNumber();
     qsreal s = ctxt->argument(1).toNumber();
     qsreal l = ctxt->argument(2).toNumber();
@@ -1193,7 +1195,7 @@ QScriptValue QDeclarativeEnginePrivate::hsla(QScriptContext *ctxt, QScriptEngine
 QScriptValue QDeclarativeEnginePrivate::rect(QScriptContext *ctxt, QScriptEngine *engine)
 {
     if(ctxt->argumentCount() != 4)
-        return ctxt->throwError("Qt.rect(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.rect(): Invalid arguments"));
 
     qsreal x = ctxt->argument(0).toNumber();
     qsreal y = ctxt->argument(1).toNumber();
@@ -1209,7 +1211,7 @@ QScriptValue QDeclarativeEnginePrivate::rect(QScriptContext *ctxt, QScriptEngine
 QScriptValue QDeclarativeEnginePrivate::point(QScriptContext *ctxt, QScriptEngine *engine)
 {
     if(ctxt->argumentCount() != 2)
-        return ctxt->throwError("Qt.point(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.point(): Invalid arguments"));
     qsreal x = ctxt->argument(0).toNumber();
     qsreal y = ctxt->argument(1).toNumber();
     return QDeclarativeEnginePrivate::get(engine)->scriptValueFromVariant(qVariantFromValue(QPointF(x, y)));
@@ -1218,7 +1220,7 @@ QScriptValue QDeclarativeEnginePrivate::point(QScriptContext *ctxt, QScriptEngin
 QScriptValue QDeclarativeEnginePrivate::size(QScriptContext *ctxt, QScriptEngine *engine)
 {
     if(ctxt->argumentCount() != 2)
-        return ctxt->throwError("Qt.size(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.size(): Invalid arguments"));
     qsreal w = ctxt->argument(0).toNumber();
     qsreal h = ctxt->argument(1).toNumber();
     return QDeclarativeEnginePrivate::get(engine)->scriptValueFromVariant(qVariantFromValue(QSizeF(w, h)));
@@ -1227,7 +1229,7 @@ QScriptValue QDeclarativeEnginePrivate::size(QScriptContext *ctxt, QScriptEngine
 QScriptValue QDeclarativeEnginePrivate::lighter(QScriptContext *ctxt, QScriptEngine *engine)
 {
     if(ctxt->argumentCount() != 1 && ctxt->argumentCount() != 2)
-        return ctxt->throwError("Qt.lighter(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.lighter(): Invalid arguments"));
     QVariant v = ctxt->argument(0).toVariant();
     QColor color;
     if (v.userType() == QVariant::Color)
@@ -1249,7 +1251,7 @@ QScriptValue QDeclarativeEnginePrivate::lighter(QScriptContext *ctxt, QScriptEng
 QScriptValue QDeclarativeEnginePrivate::darker(QScriptContext *ctxt, QScriptEngine *engine)
 {
     if(ctxt->argumentCount() != 1 && ctxt->argumentCount() != 2)
-        return ctxt->throwError("Qt.darker(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.darker(): Invalid arguments"));
     QVariant v = ctxt->argument(0).toVariant();
     QColor color;
     if (v.userType() == QVariant::Color)
@@ -1282,7 +1284,7 @@ QScriptValue QDeclarativeEnginePrivate::desktopOpenUrl(QScriptContext *ctxt, QSc
 QScriptValue QDeclarativeEnginePrivate::fontFamilies(QScriptContext *ctxt, QScriptEngine *e)
 {
     if(ctxt->argumentCount() != 0)
-        return ctxt->throwError("Qt.fontFamilies(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.fontFamilies(): Invalid arguments"));
 
     QDeclarativeEnginePrivate *p = QDeclarativeEnginePrivate::get(e);
     QFontDatabase database;
@@ -1292,7 +1294,7 @@ QScriptValue QDeclarativeEnginePrivate::fontFamilies(QScriptContext *ctxt, QScri
 QScriptValue QDeclarativeEnginePrivate::md5(QScriptContext *ctxt, QScriptEngine *)
 {
     if (ctxt->argumentCount() != 1)
-        return ctxt->throwError("Qt.md5(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.md5(): Invalid arguments"));
 
     QByteArray data = ctxt->argument(0).toString().toUtf8();
     QByteArray result = QCryptographicHash::hash(data, QCryptographicHash::Md5);
@@ -1303,7 +1305,7 @@ QScriptValue QDeclarativeEnginePrivate::md5(QScriptContext *ctxt, QScriptEngine
 QScriptValue QDeclarativeEnginePrivate::btoa(QScriptContext *ctxt, QScriptEngine *)
 {
     if (ctxt->argumentCount() != 1) 
-        return ctxt->throwError("Qt.btoa(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.btoa(): Invalid arguments"));
 
     QByteArray data = ctxt->argument(0).toString().toUtf8();
 
@@ -1313,7 +1315,7 @@ QScriptValue QDeclarativeEnginePrivate::btoa(QScriptContext *ctxt, QScriptEngine
 QScriptValue QDeclarativeEnginePrivate::atob(QScriptContext *ctxt, QScriptEngine *)
 {
     if (ctxt->argumentCount() != 1) 
-        return ctxt->throwError("Qt.atob(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.atob(): Invalid arguments"));
 
     QByteArray data = ctxt->argument(0).toString().toUtf8();
 
@@ -1414,7 +1416,7 @@ QScriptValue QDeclarativeEnginePrivate::quit(QScriptContext * /*ctxt*/, QScriptE
 QScriptValue QDeclarativeEnginePrivate::tint(QScriptContext *ctxt, QScriptEngine *engine)
 {
     if(ctxt->argumentCount() != 2)
-        return ctxt->throwError("Qt.tint(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.tint(): Invalid arguments"));
     //get color
     QVariant v = ctxt->argument(0).toVariant();
     QColor color;
diff --git a/src/declarative/qml/qdeclarativeinfo.cpp b/src/declarative/qml/qdeclarativeinfo.cpp
index ffed14e..c980a2a 100644
--- a/src/declarative/qml/qdeclarativeinfo.cpp
+++ b/src/declarative/qml/qdeclarativeinfo.cpp
@@ -78,8 +78,9 @@ QT_BEGIN_NAMESPACE
     \endcode
 */
 
-struct QDeclarativeInfoPrivate
+class QDeclarativeInfoPrivate
 {
+public:
     QDeclarativeInfoPrivate() : ref (1), object(0) {}
 
     int ref;
diff --git a/src/declarative/qml/qdeclarativexmlhttprequest.cpp b/src/declarative/qml/qdeclarativexmlhttprequest.cpp
index b7e1832..94205fe 100644
--- a/src/declarative/qml/qdeclarativexmlhttprequest.cpp
+++ b/src/declarative/qml/qdeclarativexmlhttprequest.cpp
@@ -46,6 +46,7 @@
 #include "private/qdeclarativerefcount_p.h"
 #include "private/qdeclarativeengine_p.h"
 #include "private/qdeclarativeexpression_p.h"
+#include "qdeclarativeglobal_p.h"
 
 #include <QtCore/qobject.h>
 #include <QtScript/qscriptvalue.h>
@@ -94,6 +95,8 @@
 
 QT_BEGIN_NAMESPACE
 
+DEFINE_BOOL_CONFIG_OPTION(xhrDump, QML_XHR_DUMP);
+
 class DocumentImpl;
 class NodeImpl 
 {
@@ -1131,6 +1134,14 @@ void QDeclarativeXMLHttpRequest::requestFromUrl(const QUrl &url)
         }
     }
 
+    if (xhrDump()) {
+        qWarning().nospace() << "XMLHttpRequest: " << qPrintable(m_method) << " " << qPrintable(url.toString());
+        if (!m_data.isEmpty()) {
+            qWarning().nospace() << "                " 
+                                 << qPrintable(QString::fromUtf8(m_data));
+        }
+    }
+
     if (m_method == QLatin1String("GET"))
         m_network = networkAccessManager()->get(request);
     else if (m_method == QLatin1String("HEAD"))
@@ -1264,6 +1275,16 @@ void QDeclarativeXMLHttpRequest::finished()
         if (cbv.isError()) printError(cbv);
     }
     m_responseEntityBody.append(m_network->readAll());
+
+    if (xhrDump()) {
+        qWarning().nospace() << "XMLHttpRequest: RESPONSE " << qPrintable(m_url.toString());
+        if (!m_responseEntityBody.isEmpty()) {
+            qWarning().nospace() << "                " 
+                                 << qPrintable(QString::fromUtf8(m_responseEntityBody));
+        }
+    }
+
+
     m_data.clear();
     destroyNetwork();
     if (m_state < Loading) {
diff --git a/src/declarative/util/qdeclarativeanimation.cpp b/src/declarative/util/qdeclarativeanimation.cpp
index 206621b..0f7c946 100644
--- a/src/declarative/util/qdeclarativeanimation.cpp
+++ b/src/declarative/util/qdeclarativeanimation.cpp
@@ -755,7 +755,7 @@ void QDeclarativeScriptAction::setScript(const QDeclarativeScriptString &script)
 }
 
 /*!
-    \qmlproperty QString ScriptAction::scriptName
+    \qmlproperty string ScriptAction::scriptName
     This property holds the the name of the StateChangeScript to run.
 
     This property is only valid when ScriptAction is used as part of a transition.
@@ -791,7 +791,7 @@ void QDeclarativeScriptActionPrivate::execute()
         if (ddata && ddata->outerContext && !ddata->outerContext->url.isEmpty())
             expr.setSourceLocation(ddata->outerContext->url.toString(), ddata->lineNumber);
         expr.evaluate();
-        if (expr.hasError()) 
+        if (expr.hasError())
             qmlInfo(q) << expr.error();
     }
 }
@@ -844,7 +844,7 @@ QAbstractAnimation *QDeclarativeScriptAction::qtAnimation()
 
     The PropertyAction is immediate -
     the target property is not animated to the selected value in any way.
-    
+
     \sa QtDeclarative
 */
 /*!
@@ -2347,7 +2347,7 @@ QDeclarativeParentAnimation::~QDeclarativeParentAnimation()
 }
 
 /*!
-    \qmlproperty item ParentAnimation::target
+    \qmlproperty Item ParentAnimation::target
     The item to reparent.
 
     When used in a transition, if no target is specified all
@@ -2370,7 +2370,7 @@ void QDeclarativeParentAnimation::setTarget(QDeclarativeItem *target)
 }
 
 /*!
-    \qmlproperty item ParentAnimation::newParent
+    \qmlproperty Item ParentAnimation::newParent
     The new parent to animate to.
 
     If not set, then the parent defined in the end state of the transition.
@@ -2392,7 +2392,7 @@ void QDeclarativeParentAnimation::setNewParent(QDeclarativeItem *newParent)
 }
 
 /*!
-    \qmlproperty item ParentAnimation::via
+    \qmlproperty Item ParentAnimation::via
     The item to reparent via. This provides a way to do an unclipped animation
     when both the old parent and new parent are clipped
 
diff --git a/src/declarative/util/qdeclarativelistmodel.cpp b/src/declarative/util/qdeclarativelistmodel.cpp
index 3810256..0985a6b 100644
--- a/src/declarative/util/qdeclarativelistmodel.cpp
+++ b/src/declarative/util/qdeclarativelistmodel.cpp
@@ -591,7 +591,7 @@ void QDeclarativeListModel::set(int index, const QScriptValue& valuemap)
     Changes the \a property of the item at \a index in the list model to \a value.
 
     \code
-        fruitModel.set(3, "cost", 5.95)
+        fruitModel.setProperty(3, "cost", 5.95)
     \endcode
 
     The \a index must be an element in the list.
diff --git a/src/declarative/util/qdeclarativeview.cpp b/src/declarative/util/qdeclarativeview.cpp
index 62d913c..833e284 100644
--- a/src/declarative/util/qdeclarativeview.cpp
+++ b/src/declarative/util/qdeclarativeview.cpp
@@ -484,10 +484,7 @@ QSize QDeclarativeViewPrivate::rootObjectSize()
     QSize rootObjectSize(0,0);
     int widthCandidate = -1;
     int heightCandidate = -1;
-    if (declarativeItemRoot) {
-        widthCandidate = declarativeItemRoot->width();
-        heightCandidate = declarativeItemRoot->height();
-    } else if (root) {
+    if (root) {
         QSizeF size = root->boundingRect().size();
         widthCandidate = size.width();
         heightCandidate = size.height();
@@ -614,16 +611,15 @@ bool QDeclarativeView::eventFilter(QObject *watched, QEvent *e)
 
 /*!
     \internal
-    Preferred size follows the root object in
-    resize mode SizeViewToRootObject and
-    the view in resize mode SizeRootObjectToView.
+    Preferred size follows the root object geometry.
 */
 QSize QDeclarativeView::sizeHint() const
 {
-    if (d->resizeMode == SizeRootObjectToView) {
+    QSize rootObjectSize = d->rootObjectSize();
+    if (rootObjectSize.isEmpty()) {
         return size();
-    } else { // d->resizeMode == SizeViewToRootObject
-        return d->rootObjectSize();
+    } else {
+        return rootObjectSize;
     }
 }
 
diff --git a/src/gui/painting/qdatabuffer_p.h b/src/gui/painting/qdatabuffer_p.h
index bc5f1ef..8f8544f 100644
--- a/src/gui/painting/qdatabuffer_p.h
+++ b/src/gui/painting/qdatabuffer_p.h
@@ -60,16 +60,20 @@ QT_BEGIN_NAMESPACE
 template <typename Type> class QDataBuffer
 {
 public:
-    QDataBuffer(int res = 64)
+    QDataBuffer(int res)
     {
         capacity = res;
-        buffer = (Type*) qMalloc(capacity * sizeof(Type));
+        if (res)
+            buffer = (Type*) qMalloc(capacity * sizeof(Type));
+        else
+            buffer = 0;
         siz = 0;
     }
 
     ~QDataBuffer()
     {
-        qFree(buffer);
+        if (buffer)
+            qFree(buffer);
     }
 
     inline void reset() { siz = 0; }
@@ -104,6 +108,8 @@ public:
 
     inline void reserve(int size) {
         if (size > capacity) {
+            if (capacity == 0)
+                capacity = 1;
             while (capacity < size)
                 capacity *= 2;
             buffer = (Type*) qRealloc(buffer, capacity * sizeof(Type));
@@ -112,7 +118,12 @@ public:
 
     inline void shrink(int size) {
         capacity = size;
-        buffer = (Type*) qRealloc(buffer, capacity * sizeof(Type));
+        if (size)
+            buffer = (Type*) qRealloc(buffer, capacity * sizeof(Type));
+        else {
+            qFree(buffer);
+            buffer = 0;
+        }
     }
 
     inline void swap(QDataBuffer<Type> &other) {
diff --git a/src/gui/painting/qoutlinemapper.cpp b/src/gui/painting/qoutlinemapper.cpp
index ad0c2eb..1b01960 100644
--- a/src/gui/painting/qoutlinemapper.cpp
+++ b/src/gui/painting/qoutlinemapper.cpp
@@ -154,7 +154,8 @@ QT_FT_Outline *QOutlineMapper::convertPath(const QVectorPath &path)
         // ### We can kill this copying and just use the buffer straight...
 
         m_elements.resize(count);
-        memcpy(m_elements.data(), path.points(), count* sizeof(QPointF));
+        if (count)
+            memcpy(m_elements.data(), path.points(), count* sizeof(QPointF));
 
         m_element_types.resize(0);
     }
diff --git a/src/gui/painting/qoutlinemapper_p.h b/src/gui/painting/qoutlinemapper_p.h
index d0ce1a9..39b7593 100644
--- a/src/gui/painting/qoutlinemapper_p.h
+++ b/src/gui/painting/qoutlinemapper_p.h
@@ -87,8 +87,15 @@ const int QT_RASTER_COORD_LIMIT = 32767;
 class QOutlineMapper
 {
 public:
-    QOutlineMapper()
-        : m_round_coords(false)
+    QOutlineMapper() :
+        m_element_types(0),
+        m_elements(0),
+        m_elements_dev(0),
+        m_points(0),
+        m_tags(0),
+        m_contours(0),
+        m_polygon_dev(0),
+        m_round_coords(false)
     {
     }
 
diff --git a/src/gui/painting/qpaintengine_raster.cpp b/src/gui/painting/qpaintengine_raster.cpp
index 9148ac2..483bc0c 100644
--- a/src/gui/painting/qpaintengine_raster.cpp
+++ b/src/gui/painting/qpaintengine_raster.cpp
@@ -336,17 +336,6 @@ void QRasterPaintEngine::init()
     d->hdc = 0;
 #endif
 
-    d->rasterPoolSize = 8192;
-    d->rasterPoolBase =
-#if defined(Q_WS_WIN64)
-        // We make use of setjmp and longjmp in qgrayraster.c which requires
-        // 16-byte alignment, hence we hardcode this requirement here..
-        (unsigned char *) _aligned_malloc(d->rasterPoolSize, sizeof(void*) * 2);
-#else
-        (unsigned char *) malloc(d->rasterPoolSize);
-#endif
-    Q_CHECK_PTR(d->rasterPoolBase);
-
     // The antialiasing raster.
     d->grayRaster.reset(new QT_FT_Raster);
     Q_CHECK_PTR(d->grayRaster.data());
@@ -354,8 +343,6 @@ void QRasterPaintEngine::init()
         QT_THROW(std::bad_alloc()); // an error creating the raster is caused by a bad malloc
 
 
-    qt_ft_grays_raster.raster_reset(*d->grayRaster.data(), d->rasterPoolBase, d->rasterPoolSize);
-
     d->rasterizer.reset(new QRasterizer);
     d->rasterBuffer.reset(new QRasterBuffer());
     d->outlineMapper.reset(new QOutlineMapper);
@@ -437,12 +424,6 @@ QRasterPaintEngine::~QRasterPaintEngine()
 {
     Q_D(QRasterPaintEngine);
 
-#if defined(Q_WS_WIN64)
-    _aligned_free(d->rasterPoolBase);
-#else
-    free(d->rasterPoolBase);
-#endif
-
     qt_ft_grays_raster.raster_done(*d->grayRaster.data());
 }
 
@@ -4090,6 +4071,22 @@ void QRasterPaintEnginePrivate::rasterize(QT_FT_Outline *outline,
         return;
     }
 
+    const int rasterPoolInitialSize = 8192;
+    int rasterPoolSize = rasterPoolInitialSize;
+    unsigned char *rasterPoolBase;
+#if defined(Q_WS_WIN64)
+    rasterPoolBase =
+        // We make use of setjmp and longjmp in qgrayraster.c which requires
+        // 16-byte alignment, hence we hardcode this requirement here..
+        (unsigned char *) _aligned_malloc(rasterPoolSize, sizeof(void*) * 2);
+#else
+    unsigned char rasterPoolOnStack[rasterPoolInitialSize];
+    rasterPoolBase = rasterPoolOnStack;
+#endif
+    Q_CHECK_PTR(rasterPoolBase);
+
+    qt_ft_grays_raster.raster_reset(*grayRaster.data(), rasterPoolBase, rasterPoolSize);
+
     void *data = userData;
 
     QT_FT_BBox clip_box = { deviceRect.x(),
@@ -4122,13 +4119,14 @@ void QRasterPaintEnginePrivate::rasterize(QT_FT_Outline *outline,
             int new_size = rasterPoolSize * 2;
             if (new_size > 1024 * 1024) {
                 qWarning("QPainter: Rasterization of primitive failed");
-                return;
+                break;
             }
 
 #if defined(Q_WS_WIN64)
             _aligned_free(rasterPoolBase);
 #else
-            free(rasterPoolBase);
+            if (rasterPoolBase != rasterPoolOnStack) // initially on the stack
+                free(rasterPoolBase);
 #endif
 
             rasterPoolSize = new_size;
@@ -4149,6 +4147,13 @@ void QRasterPaintEnginePrivate::rasterize(QT_FT_Outline *outline,
             done = true;
         }
     }
+
+#if defined(Q_WS_WIN64)
+    _aligned_free(rasterPoolBase);
+#else
+    if (rasterPoolBase != rasterPoolOnStack) // initially on the stack
+        free(rasterPoolBase);
+#endif
 }
 
 void QRasterPaintEnginePrivate::recalculateFastImages()
diff --git a/src/gui/painting/qpaintengine_raster_p.h b/src/gui/painting/qpaintengine_raster_p.h
index 55eb82e..0a0b0b2 100644
--- a/src/gui/painting/qpaintengine_raster_p.h
+++ b/src/gui/painting/qpaintengine_raster_p.h
@@ -300,6 +300,10 @@ QRasterPaintEnginePrivate : public QPaintEngineExPrivate
 {
     Q_DECLARE_PUBLIC(QRasterPaintEngine)
 public:
+    QRasterPaintEnginePrivate() : QPaintEngineExPrivate(),
+        cachedLines(0)
+    {
+    }
 
     void rasterizeLine_dashed(QLineF line, qreal width,
                               int *dashIndex, qreal *dashOffset, bool *inDash);
@@ -354,8 +358,6 @@ public:
     QScopedPointer<QDashStroker> dashStroker;
 
     QScopedPointer<QT_FT_Raster> grayRaster;
-    unsigned long rasterPoolSize;
-    unsigned char *rasterPoolBase;
 
     QDataBuffer<QLineF> cachedLines;
     QSpanData image_filler;
diff --git a/src/gui/painting/qpaintengineex.cpp b/src/gui/painting/qpaintengineex.cpp
index a78cafb..fda937e 100644
--- a/src/gui/painting/qpaintengineex.cpp
+++ b/src/gui/painting/qpaintengineex.cpp
@@ -149,6 +149,7 @@ QDebug Q_GUI_EXPORT &operator<<(QDebug &s, const QVectorPath &path)
 
 
 struct StrokeHandler {
+    StrokeHandler(int reserve) : pts(reserve), types(reserve) {}
     QDataBuffer<qreal> pts;
     QDataBuffer<QPainterPath::ElementType> types;
 };
@@ -394,7 +395,7 @@ void QPaintEngineEx::stroke(const QVectorPath &path, const QPen &pen)
         return;
 
     if (!d->strokeHandler) {
-        d->strokeHandler = new StrokeHandler;
+        d->strokeHandler = new StrokeHandler(path.elementCount()+4);
         d->stroker.setMoveToHook(qpaintengineex_moveTo);
         d->stroker.setLineToHook(qpaintengineex_lineTo);
         d->stroker.setCubicToHook(qpaintengineex_cubicTo);
diff --git a/src/gui/painting/qpathclipper.cpp b/src/gui/painting/qpathclipper.cpp
index c910024..78553c9 100644
--- a/src/gui/painting/qpathclipper.cpp
+++ b/src/gui/painting/qpathclipper.cpp
@@ -278,7 +278,8 @@ private:
 };
 
 SegmentTree::SegmentTree(QPathSegments &segments)
-    : m_segments(segments)
+    : m_segments(segments),
+      m_intersections(0)
 {
     m_bounds.x1 = qt_inf();
     m_bounds.y1 = qt_inf();
@@ -806,7 +807,7 @@ void QWingedEdge::intersectAndAdd()
     for (int i = 0; i < m_segments.points(); ++i)
         addVertex(m_segments.pointAt(i));
 
-    QDataBuffer<QPathSegments::Intersection> intersections;
+    QDataBuffer<QPathSegments::Intersection> intersections(m_segments.segments());
     for (int i = 0; i < m_segments.segments(); ++i) {
         intersections.reset();
 
@@ -857,11 +858,17 @@ void QWingedEdge::intersectAndAdd()
     }
 }
 
-QWingedEdge::QWingedEdge()
+QWingedEdge::QWingedEdge() :
+    m_edges(0),
+    m_vertices(0),
+    m_segments(0)
 {
 }
 
-QWingedEdge::QWingedEdge(const QPainterPath &subject, const QPainterPath &clip)
+QWingedEdge::QWingedEdge(const QPainterPath &subject, const QPainterPath &clip) :
+    m_edges(subject.length()),
+    m_vertices(subject.length()),
+    m_segments(subject.length())
 {
     m_segments.setPath(subject);
     m_segments.addPath(clip);
@@ -1414,9 +1421,9 @@ bool QPathClipper::intersect()
     else if (clipIsRect)
         return subjectPath.intersects(r2);
 
-    QPathSegments a;
+    QPathSegments a(subjectPath.length());
     a.setPath(subjectPath);
-    QPathSegments b;
+    QPathSegments b(clipPath.length());
     b.setPath(clipPath);
 
     QIntersectionFinder finder;
@@ -1459,9 +1466,9 @@ bool QPathClipper::contains()
     if (clipIsRect)
         return subjectPath.contains(r2);
 
-    QPathSegments a;
+    QPathSegments a(subjectPath.length());
     a.setPath(subjectPath);
-    QPathSegments b;
+    QPathSegments b(clipPath.length());
     b.setPath(clipPath);
 
     QIntersectionFinder finder;
diff --git a/src/gui/painting/qpathclipper_p.h b/src/gui/painting/qpathclipper_p.h
index 7962400..fab618d 100644
--- a/src/gui/painting/qpathclipper_p.h
+++ b/src/gui/painting/qpathclipper_p.h
@@ -199,7 +199,7 @@ public:
     };
 
 
-    QPathSegments();
+    QPathSegments(int reserve);
 
     void setPath(const QPainterPath &path);
     void addPath(const QPainterPath &path);
@@ -345,7 +345,10 @@ inline QPathVertex::operator QPointF() const
     return QPointF(x, y);
 }
 
-inline QPathSegments::QPathSegments()
+inline QPathSegments::QPathSegments(int reserve) :
+    m_points(reserve),
+    m_segments(reserve),
+    m_intersections(reserve)
 {
 }
 
diff --git a/src/gui/painting/qpolygonclipper_p.h b/src/gui/painting/qpolygonclipper_p.h
index 1b4cbb3..cdaac1c 100644
--- a/src/gui/painting/qpolygonclipper_p.h
+++ b/src/gui/painting/qpolygonclipper_p.h
@@ -62,7 +62,8 @@ QT_BEGIN_NAMESPACE
 template <typename InType, typename OutType, typename CastType> class QPolygonClipper
 {
 public:
-    QPolygonClipper()
+    QPolygonClipper() :
+        buffer1(0), buffer2(0)
     {
         x1 = y1 = x2 = y2 = 0;
     }
diff --git a/src/gui/painting/qrasterizer.cpp b/src/gui/painting/qrasterizer.cpp
index 51d01c9..f8f8afb 100644
--- a/src/gui/painting/qrasterizer.cpp
+++ b/src/gui/painting/qrasterizer.cpp
@@ -198,9 +198,11 @@ public:
 };
 
 QScanConverter::QScanConverter()
-   : m_alloc(0)
+   : m_lines(0)
+   , m_alloc(0)
    , m_size(0)
    , m_intersections(0)
+   , m_active(0)
 {
 }
 
@@ -310,6 +312,10 @@ struct QBoolToType
 template <typename T>
 void qScanConvert(QScanConverter &d, T allVertical)
 {
+    if (!d.m_lines.size()) {
+        d.m_active.reset();
+        return;
+    }
     qSort(d.m_lines.data(), d.m_lines.data() + d.m_lines.size(), QT_PREPEND_NAMESPACE(topOrder));
     int line = 0;
     for (int y = d.m_lines.first().top; y <= d.m_bottom; ++y) {
diff --git a/src/gui/painting/qstroker.cpp b/src/gui/painting/qstroker.cpp
index e43544c..9b8e099 100644
--- a/src/gui/painting/qstroker.cpp
+++ b/src/gui/painting/qstroker.cpp
@@ -187,7 +187,7 @@ static inline qreal adapted_angle_on_x(const QLineF &line)
 }
 
 QStrokerOps::QStrokerOps()
-    : m_customData(0), m_moveTo(0), m_lineTo(0), m_cubicTo(0)
+    : m_elements(0), m_customData(0), m_moveTo(0), m_lineTo(0), m_cubicTo(0)
 {
 }
 
diff --git a/src/gui/styles/qs60style.cpp b/src/gui/styles/qs60style.cpp
index 90b8be3..20297ae 100644
--- a/src/gui/styles/qs60style.cpp
+++ b/src/gui/styles/qs60style.cpp
@@ -1546,18 +1546,35 @@ void QS60Style::drawControl(ControlElement element, const QStyleOption *option,
                     QS60StylePrivate::pixelMetric(PM_DefaultFrameWidth);
                 const int tabOverlap =
                     QS60StylePrivate::pixelMetric(PM_TabBarTabOverlap) - borderThickness;
-
-                if (skinElement==QS60StylePrivate::SE_TabBarTabEastInactive||
-                        skinElement==QS60StylePrivate::SE_TabBarTabEastActive||
-                        skinElement==QS60StylePrivate::SE_TabBarTabWestInactive||
-                        skinElement==QS60StylePrivate::SE_TabBarTabWestActive){
-                    optionTabAdj.rect.adjust(0, 0, 0, tabOverlap);
-                } else {
-                    if (directionMirrored)
-                        optionTabAdj.rect.adjust(-tabOverlap, 0, 0, 0);
+                const bool usesScrollButtons = 
+                    (widget) ? (qobject_cast<const QTabBar*>(widget))->usesScrollButtons() : false;
+                const int roomForScrollButton = 
+                    usesScrollButtons ? QS60StylePrivate::pixelMetric(PM_TabBarScrollButtonWidth) : 0;
+
+                // adjust for overlapping tabs and scrollbuttons, if necessary
+                if (skinElement == QS60StylePrivate::SE_TabBarTabEastInactive ||
+                        skinElement == QS60StylePrivate::SE_TabBarTabEastActive ||
+                        skinElement == QS60StylePrivate::SE_TabBarTabWestInactive ||
+                        skinElement == QS60StylePrivate::SE_TabBarTabWestActive){
+                    if (optionTabAdj.position == QStyleOptionTabV3::Beginning)
+                        optionTabAdj.rect.adjust(0, roomForScrollButton, 0, tabOverlap);
+                    else if (optionTabAdj.position == QStyleOptionTabV3::End)
+                        optionTabAdj.rect.adjust(0, 0, 0, tabOverlap);
                     else
-                        optionTabAdj.rect.adjust(0, 0, tabOverlap, 0);
+                        optionTabAdj.rect.adjust(0, 0, 0, tabOverlap);
+                } else {
+                    if (directionMirrored) {
+                        if (optionTabAdj.position == QStyleOptionTabV3::Beginning)
+                            optionTabAdj.rect.adjust(-tabOverlap, 0, -roomForScrollButton, 0);
+                        else
+                            optionTabAdj.rect.adjust(-tabOverlap, 0, 0, 0);
+                    } else {
+                        if (optionTabAdj.position == QStyleOptionTabV3::Beginning)
+                            optionTabAdj.rect.adjust(roomForScrollButton, 0, tabOverlap, 0);
+                        else
+                            optionTabAdj.rect.adjust(0, 0, tabOverlap, 0);
                     }
+                }
             }
             QS60StylePrivate::drawSkinElement(skinElement, painter, optionTabAdj.rect, flags);
         }
@@ -1570,7 +1587,10 @@ void QS60Style::drawControl(ControlElement element, const QStyleOption *option,
             const int borderThickness = QS60StylePrivate::pixelMetric(PM_DefaultFrameWidth);
             const int tabOverlap =
                 QS60StylePrivate::pixelMetric(PM_TabBarTabOverlap) - borderThickness;
-            const QRect windowRect = painter->window();
+            const bool usesScrollButtons = 
+                (widget) ? (qobject_cast<const QTabBar*>(widget))->usesScrollButtons() : false;
+            const int roomForScrollButton = 
+                usesScrollButtons ? QS60StylePrivate::pixelMetric(PM_TabBarScrollButtonWidth) : 0;
 
             switch (tab->shape) {
                 case QTabBar::TriangularWest:
@@ -1605,6 +1625,17 @@ void QS60Style::drawControl(ControlElement element, const QStyleOption *option,
                                 || optionTab.shape == QTabBar::TriangularEast
                                 || optionTab.shape == QTabBar::TriangularWest;
 
+            //make room for scrollbuttons
+            if (!verticalTabs) {
+                if ((tab->position == QStyleOptionTabV3::Beginning && !directionMirrored))
+                    tr.adjust(roomForScrollButton, 0, 0, 0);
+                else if ((tab->position == QStyleOptionTabV3::Beginning && directionMirrored))
+                    tr.adjust(0, 0, -roomForScrollButton, 0);
+            } else {
+                if (tab->position == QStyleOptionTabV3::Beginning)
+                    tr.adjust(0, roomForScrollButton, 0, 0);
+            }
+
             if (verticalTabs) {
                 painter->save();
                 int newX, newY, newRotation;
@@ -1636,9 +1667,10 @@ void QS60Style::drawControl(ControlElement element, const QStyleOption *option,
                 alignment |= Qt::TextHideMnemonic;
             if (!optionTab.icon.isNull()) {
                 QSize iconSize = optionTab.iconSize;
-                int iconExtent = pixelMetric(PM_TabBarIconSize);
-                if (iconSize.height() > iconExtent || iconSize.width() > iconExtent)
+                if (!iconSize.isValid()) {
+                    const int iconExtent = pixelMetric(PM_TabBarIconSize);
                     iconSize = QSize(iconExtent, iconExtent);
+                }
                 QPixmap tabIcon = optionTab.icon.pixmap(iconSize,
                     (optionTab.state & State_Enabled) ? QIcon::Normal : QIcon::Disabled);
                 if (tab->text.isEmpty())
@@ -2490,6 +2522,19 @@ QSize QS60Style::sizeFromContents(ContentsType ct, const QStyleOption *opt,
                 sz = QCommonStyle::sizeFromContents(ct, opt, csz, widget);
                 if (naviPaneSize.height() > sz.height())
                     sz.setHeight(naviPaneSize.height());
+                // Adjust beginning tabbar item size, if scrollbuttons are used. This is to ensure that the
+                // tabbar item content fits, since scrollbuttons are making beginning tabbar item smaller.
+                int scrollButtonSize = 0;
+                if (const QTabBar *tabBar = qobject_cast<const QTabBar *>(widget))
+                    scrollButtonSize = tabBar->usesScrollButtons() ? pixelMetric(PM_TabBarScrollButtonWidth) : 0;
+                if (const QStyleOptionTab *tab = qstyleoption_cast<const QStyleOptionTab *>(opt)) {
+                    const bool verticalTabs = tab->shape == QTabBar::RoundedEast
+                            || tab->shape == QTabBar::RoundedWest
+                            || tab->shape == QTabBar::TriangularEast
+                            || tab->shape == QTabBar::TriangularWest;
+                    if (tab->position == QStyleOptionTab::Beginning)
+                        sz += QSize(verticalTabs ? 0 : scrollButtonSize, !verticalTabs ? 0 : scrollButtonSize);
+                }
             }
             break;
         case CT_MenuItem:
diff --git a/src/gui/widgets/qcombobox_p.h b/src/gui/widgets/qcombobox_p.h
index 92d85cc..29a628c 100644
--- a/src/gui/widgets/qcombobox_p.h
+++ b/src/gui/widgets/qcombobox_p.h
@@ -200,7 +200,9 @@ protected:
         menuOpt.menuItemType = QStyleOptionMenuItem::Scroller;
         if (sliderAction == QAbstractSlider::SliderSingleStepAdd)
             menuOpt.state |= QStyle::State_DownArrow;
+#ifndef Q_WS_S60
         p.eraseRect(rect());
+#endif
         style()->drawControl(QStyle::CE_MenuScroller, &menuOpt, &p);
     }
 
diff --git a/src/gui/widgets/qtabbar.cpp b/src/gui/widgets/qtabbar.cpp
index 8aaaade..d692307 100644
--- a/src/gui/widgets/qtabbar.cpp
+++ b/src/gui/widgets/qtabbar.cpp
@@ -67,6 +67,10 @@
 #include <private/qt_cocoa_helpers_mac_p.h>
 #endif
 
+#ifndef QT_NO_STYLE_S60
+#include "qs60style.h"
+#endif
+
 QT_BEGIN_NAMESPACE
 
 
@@ -490,6 +494,9 @@ void QTabBarPrivate::layoutTabs()
 
     if (useScrollButtons && tabList.count() && last > available) {
         int extra = extraWidth();
+#ifndef QT_NO_STYLE_S60
+        QS60Style *s60Style = qobject_cast<QS60Style*>(QApplication::style());
+#endif
         if (!vertTabs) {
             Qt::LayoutDirection ld = q->layoutDirection();
             QRect arrows = QStyle::visualRect(ld, q->rect(),
@@ -497,25 +504,57 @@ void QTabBarPrivate::layoutTabs()
             int buttonOverlap = q->style()->pixelMetric(QStyle::PM_TabBar_ScrollButtonOverlap, 0, q);
 
             if (ld == Qt::LeftToRight) {
+// In S60style, tab scroll buttons are layoutted separately, on the sides of the tabbar.
+#ifndef QT_NO_STYLE_S60
+                if (s60Style) {
+                    rightB->setGeometry(arrows.left() + extra / 2, arrows.top(), extra / 2, arrows.height());
+                    leftB->setGeometry(0, arrows.top(), extra / 2, arrows.height());
+                } else {
+#endif
                 leftB->setGeometry(arrows.left(), arrows.top(), extra/2, arrows.height());
                 rightB->setGeometry(arrows.right() - extra/2 + buttonOverlap, arrows.top(),
                                     extra/2, arrows.height());
+#ifndef QT_NO_STYLE_S60
+                }
+#endif
                 leftB->setArrowType(Qt::LeftArrow);
                 rightB->setArrowType(Qt::RightArrow);
             } else {
+#ifndef QT_NO_STYLE_S60
+                if (s60Style) {
+                    rightB->setGeometry(arrows.left() + extra / 2, arrows.top(), extra / 2, arrows.height());
+                    leftB->setGeometry(0, arrows.top(), extra / 2, arrows.height());
+                } else {
+#endif
                 rightB->setGeometry(arrows.left(), arrows.top(), extra/2, arrows.height());
                 leftB->setGeometry(arrows.right() - extra/2 + buttonOverlap, arrows.top(),
                                     extra/2, arrows.height());
+#ifndef QT_NO_STYLE_S60
+                }
+#endif
                 rightB->setArrowType(Qt::LeftArrow);
                 leftB->setArrowType(Qt::RightArrow);
             }
         } else {
+#ifndef QT_NO_STYLE_S60
+            if (s60Style) {
+                QRect arrows = QRect(0, 0, size.width(), available );
+                leftB->setGeometry(arrows.left(), arrows.top(), arrows.width(), extra / 2);
+                leftB->setArrowType(Qt::UpArrow);
+                rightB->setGeometry(arrows.left(), arrows.bottom() - extra / 2 + 1,
+                                    arrows.width(), extra / 2);
+                rightB->setArrowType(Qt::DownArrow);
+            } else {
+#endif
             QRect arrows = QRect(0, available - extra, size.width(), extra );
             leftB->setGeometry(arrows.left(), arrows.top(), arrows.width(), extra/2);
             leftB->setArrowType(Qt::UpArrow);
             rightB->setGeometry(arrows.left(), arrows.bottom() - extra/2 + 1,
                                 arrows.width(), extra/2);
             rightB->setArrowType(Qt::DownArrow);
+#ifndef QT_NO_STYLE_S60
+            }
+#endif
         }
         leftB->setEnabled(scrollOffset > 0);
         rightB->setEnabled(last - scrollOffset >= available - extra);
diff --git a/src/imports/imports.pro b/src/imports/imports.pro
index 1754908..a9d600e 100644
--- a/src/imports/imports.pro
+++ b/src/imports/imports.pro
@@ -1,6 +1,6 @@
 TEMPLATE = subdirs
 
-SUBDIRS += particles
+SUBDIRS += particles gestures
 
 contains(QT_CONFIG, webkit): SUBDIRS += webkit
 contains(QT_CONFIG, mediaservices): SUBDIRS += multimedia
diff --git a/src/imports/webkit/qdeclarativewebview.cpp b/src/imports/webkit/qdeclarativewebview.cpp
index 5db812c..9571470 100644
--- a/src/imports/webkit/qdeclarativewebview.cpp
+++ b/src/imports/webkit/qdeclarativewebview.cpp
@@ -437,24 +437,39 @@ void QDeclarativeWebView::paintPage(const QRect& r)
 /*!
     \qmlproperty list<object> WebView::javaScriptWindowObjects
 
-    This property is a list of object that are available from within
-    the webview's JavaScript context.
+    A list of QML objects to expose to the web page.
 
-    The \a object will be inserted as a child of the frame's window
-    object, under the name given by the attached property \c WebView.windowObjectName.
+    Each object will be added as a property of the web frame's window object.  The
+    property name is controlled by the value of \c WebView.windowObjectName 
+    attached property.
+
+    Exposing QML objects to a web page allows JavaScript executing in the web 
+    page itself to communicate with QML, by reading and writing properties and
+    by calling methods of the exposed QML objects.
+
+    This example shows how to call into a QML method using a window object.
 
     \qml
     WebView {
-        javaScriptWindowObjects: Object {
-            WebView.windowObjectName: "coordinates"
+        javaScriptWindowObjects: QtObject {
+            WebView.windowObjectName: "qml"
+
+            function qmlCall() { 
+                console.log("This call is in QML!");
+            }
         }
+
+        html: "<script>console.log(\"This is in WebKit!\"); window.qml.qmlCall();</script>"
     }
     \endqml
 
-    Properties of the object will be exposed as JavaScript properties and slots as
-    JavaScript methods.
+    The output of the example will be:
+    \code
+    This is in WebKit!
+    This call is in QML!
+    \endcode
 
-    If Javascript is not enabled for this page, then this property does nothing.
+    If Javascript is not enabled for the page, then this property does nothing.
 */
 QDeclarativeListProperty<QObject> QDeclarativeWebView::javaScriptWindowObjects()
 {
diff --git a/src/multimedia/mediaservices/mediaservices.pro b/src/multimedia/mediaservices/mediaservices.pro
index d5b0e4c..8a065f4 100644
--- a/src/multimedia/mediaservices/mediaservices.pro
+++ b/src/multimedia/mediaservices/mediaservices.pro
@@ -2,6 +2,8 @@ TARGET = QtMediaServices
 QPRO_PWD = $$PWD
 QT = core gui multimedia
 
+contains(QT_CONFIG, opengl): QT += opengl
+
 DEFINES += QT_BUILD_MEDIASERVICES_LIB QT_NO_USING_NAMESPACE
 
 unix:QMAKE_PKGCONFIG_REQUIRES = QtCore QtGui QtMultimedia
diff --git a/src/network/socket/qlocalserver_win.cpp b/src/network/socket/qlocalserver_win.cpp
index 5d2be72..07baf1e 100644
--- a/src/network/socket/qlocalserver_win.cpp
+++ b/src/network/socket/qlocalserver_win.cpp
@@ -167,8 +167,8 @@ void QLocalServerPrivate::_q_onNewConnection()
             q->incomingConnection((quintptr)handle);
         } else {
             if (GetLastError() != ERROR_IO_INCOMPLETE) {
+                q->close();
                 setError(QLatin1String("QLocalServerPrivate::_q_onNewConnection"));
-                closeServer();
                 return;
             }
 
diff --git a/src/opengl/gl2paintengineex/qgl2pexvertexarray_p.h b/src/opengl/gl2paintengineex/qgl2pexvertexarray_p.h
index adc69ee..46029b9 100644
--- a/src/opengl/gl2paintengineex/qgl2pexvertexarray_p.h
+++ b/src/opengl/gl2paintengineex/qgl2pexvertexarray_p.h
@@ -100,8 +100,10 @@ class QGL2PEXVertexArray
 {
 public:
     QGL2PEXVertexArray() :
+        vertexArray(0), vertexArrayStops(0),
         maxX(-2e10), maxY(-2e10), minX(2e10), minY(2e10),
-        boundingRectDirty(true) {}
+        boundingRectDirty(true)
+    { }
     
     inline void addRect(const QRectF &rect)
     {
diff --git a/src/opengl/gl2paintengineex/qpaintengineex_opengl2_p.h b/src/opengl/gl2paintengineex/qpaintengineex_opengl2_p.h
index 6ba0c42..0a046dc 100644
--- a/src/opengl/gl2paintengineex/qpaintengineex_opengl2_p.h
+++ b/src/opengl/gl2paintengineex/qpaintengineex_opengl2_p.h
@@ -177,6 +177,7 @@ public:
             ctx(0),
             useSystemClip(true),
             elementIndicesVBOId(0),
+            opacityArray(0),
             snapToPixelGrid(false),
             addOffset(false),
             nativePaintingActive(false),
diff --git a/src/opengl/gl2paintengineex/qtriangulatingstroker.cpp b/src/opengl/gl2paintengineex/qtriangulatingstroker.cpp
index f677ce1..9bc099d 100644
--- a/src/opengl/gl2paintengineex/qtriangulatingstroker.cpp
+++ b/src/opengl/gl2paintengineex/qtriangulatingstroker.cpp
@@ -481,7 +481,8 @@ static void qdashprocessor_cubicTo(qreal, qreal, qreal, qreal, qreal, qreal, voi
 }
 
 QDashedStrokeProcessor::QDashedStrokeProcessor()
-    : m_dash_stroker(0), m_inv_scale(1)
+    : m_points(0), m_types(0),
+      m_dash_stroker(0), m_inv_scale(1)
 {
     m_dash_stroker.setMoveToHook(qdashprocessor_moveTo);
     m_dash_stroker.setLineToHook(qdashprocessor_lineTo);
@@ -499,6 +500,8 @@ void QDashedStrokeProcessor::process(const QVectorPath &path, const QPen &pen, c
 
     m_points.reset();
     m_types.reset();
+    m_points.reserve(path.elementCount());
+    m_types.reserve(path.elementCount());
 
     qreal width = qpen_widthf(pen);
     if (width == 0)
diff --git a/src/opengl/gl2paintengineex/qtriangulatingstroker_p.h b/src/opengl/gl2paintengineex/qtriangulatingstroker_p.h
index 956d7cc..ab27ed6 100644
--- a/src/opengl/gl2paintengineex/qtriangulatingstroker_p.h
+++ b/src/opengl/gl2paintengineex/qtriangulatingstroker_p.h
@@ -54,6 +54,7 @@ QT_BEGIN_NAMESPACE
 class QTriangulatingStroker
 {
 public:
+    QTriangulatingStroker() : m_vertices(0) {}
     void process(const QVectorPath &path, const QPen &pen, const QRectF &clip);
 
     inline int vertexCount() const { return m_vertices.size(); }
diff --git a/src/opengl/gl2paintengineex/qtriangulator.cpp b/src/opengl/gl2paintengineex/qtriangulator.cpp
index ce917ff..df7cbc2 100644
--- a/src/opengl/gl2paintengineex/qtriangulator.cpp
+++ b/src/opengl/gl2paintengineex/qtriangulator.cpp
@@ -510,6 +510,7 @@ template <class T>
 class QMaxHeap
 {
 public:
+    QMaxHeap() : m_data(0) {}
     inline int size() const {return m_data.size();}
     inline bool empty() const {return m_data.isEmpty();}
     inline bool isEmpty() const {return m_data.isEmpty();}
@@ -1299,7 +1300,8 @@ public:
     class ComplexToSimple
     {
     public:
-        inline ComplexToSimple(QTriangulator *parent) : m_parent(parent) { }
+        inline ComplexToSimple(QTriangulator *parent) : m_parent(parent),
+            m_edges(0), m_events(0), m_splits(0) { }
         void decompose();
     private:
         struct Edge
@@ -1412,7 +1414,7 @@ public:
     class SimpleToMonotone
     {
     public:
-        inline SimpleToMonotone(QTriangulator *parent) : m_parent(parent) { }
+        inline SimpleToMonotone(QTriangulator *parent) : m_parent(parent), m_edges(0), m_upperVertex(0) { }
         void decompose();
     private:
         enum VertexType {MergeVertex, EndVertex, RegularVertex, StartVertex, SplitVertex};
@@ -1486,7 +1488,7 @@ public:
         int m_length;
     };
 
-    inline QTriangulator() { }
+    inline QTriangulator() : m_vertices(0) { }
 
     // Call this only once.
     void initialize(const qreal *polygon, int count, uint hint, const QTransform &matrix);
@@ -2709,7 +2711,7 @@ void QTriangulator::SimpleToMonotone::monotoneDecomposition()
         return;
 
     Q_ASSERT(!m_edgeList.root);
-    QDataBuffer<QPair<int, int> > diagonals;
+    QDataBuffer<QPair<int, int> > diagonals(m_upperVertex.size());
 
     int i = 0;
     for (int index = 1; index < m_edges.size(); ++index) {
@@ -2853,7 +2855,7 @@ bool QTriangulator::SimpleToMonotone::CompareVertices::operator () (int i, int j
 void QTriangulator::MonotoneToTriangles::decompose()
 {
     QVector<quint32> result;
-    QDataBuffer<int> stack;
+    QDataBuffer<int> stack(m_parent->m_indices.size());
     m_first = 0;
     // Require at least three more indices.
     while (m_first + 3 <= m_parent->m_indices.size()) {
diff --git a/src/opengl/qpaintengine_opengl.cpp b/src/opengl/qpaintengine_opengl.cpp
index 306fd8b..d2b0d4f 100644
--- a/src/opengl/qpaintengine_opengl.cpp
+++ b/src/opengl/qpaintengine_opengl.cpp
@@ -668,6 +668,7 @@ public:
         , last_created_state(0)
         , shader_ctx(0)
         , grad_palette(0)
+        , tess_points(0)
         , drawable_texture(0)
         , ref_cleaner(this)
         {}
@@ -1950,6 +1951,8 @@ void QOpenGLPaintEnginePrivate::pathToVertexArrays(const QPainterPath &path)
 
 void QOpenGLPaintEnginePrivate::drawVertexArrays()
 {
+    if (tess_points_stops.count() == 0)
+        return;
     glEnableClientState(GL_VERTEX_ARRAY);
     glVertexPointer(2, GL_DOUBLE, 0, tess_points.data());
     int previous_stop = 0;
diff --git a/src/plugins/gfxdrivers/powervr/pvreglscreen/pvreglscreen.cpp b/src/plugins/gfxdrivers/powervr/pvreglscreen/pvreglscreen.cpp
index 964fa53..9de2a34 100644
--- a/src/plugins/gfxdrivers/powervr/pvreglscreen/pvreglscreen.cpp
+++ b/src/plugins/gfxdrivers/powervr/pvreglscreen/pvreglscreen.cpp
@@ -259,7 +259,7 @@ int PvrEglScreen::transformation() const
     if (parent->classId() != QScreen::TransformedClass)
         return 0;
     return 90 * static_cast<const QTransformedScreen *>(parent)
-                    ->transformation();
+                    ->transformOrientation();
 }
 
 #else
diff --git a/src/qt3support/widgets/q3spinwidget.cpp b/src/qt3support/widgets/q3spinwidget.cpp
index 3dc36c5..3bfad06 100644
--- a/src/qt3support/widgets/q3spinwidget.cpp
+++ b/src/qt3support/widgets/q3spinwidget.cpp
@@ -340,11 +340,13 @@ void Q3SpinWidget::paintEvent(QPaintEvent *)
     QPainter p(this);
     QStyleOptionSpinBox opt = getStyleOption(this);
 
-    if (d->theButton & 1)
+    if (d->theButton & 1) {
         opt.activeSubControls = QStyle::SC_SpinBoxDown;
-    else if (d->theButton & 2)
+        opt.state |= QStyle::State_Sunken;
+    } else if (d->theButton & 2) {
         opt.activeSubControls = QStyle::SC_SpinBoxUp;
-    else
+        opt.state |= QStyle::State_Sunken;
+    } else
         opt.activeSubControls = QStyle::SC_None;
     opt.rect = style()->subControlRect(QStyle::CC_SpinBox, &opt, QStyle::SC_SpinBoxFrame, this);
     opt.subControls = QStyle::SC_All;
diff --git a/src/testlib/qplaintestlogger.cpp b/src/testlib/qplaintestlogger.cpp
index 46431a8..1a0e737 100644
--- a/src/testlib/qplaintestlogger.cpp
+++ b/src/testlib/qplaintestlogger.cpp
@@ -182,6 +182,7 @@ namespace QTest {
                 hbuffer->Des().Copy(ptr.Mid(i, size));
                 RDebug::Print(format, hbuffer);
             }
+            delete hbuffer;
         }
         else {
             // fast, no allocations, but truncates silently