Merge branch 'master' of scm.dev.nokia.troll.no:qt/qt-qml

39 files changed, 1339 insertions, 454 deletions

diff --git a/src/corelib/kernel/qmetatype.cpp b/src/corelib/kernel/qmetatype.cpp
index 870baab..9e187d4 100644
--- a/src/corelib/kernel/qmetatype.cpp
+++ b/src/corelib/kernel/qmetatype.cpp
@@ -48,6 +48,7 @@
 #include "qstringlist.h"
 #include "qvector.h"
 #include "qlocale.h"
+#include "qeasingcurve.h"
 
 #ifdef QT_BOOTSTRAPPED
 # ifndef QT_NO_GEOM_VARIANT
@@ -176,6 +177,7 @@ QT_BEGIN_NAMESPACE
     \value QVector3D QVector3D
     \value QVector4D QVector4D
     \value QQuaternion QQuaternion
+    \value QEasingCurve QEasingCurve
 
     \value User  Base value for user types
 
@@ -256,6 +258,7 @@ static const struct { const char * typeName; int type; } types[] = {
     {"QPointF", QMetaType::QPointF},
     {"QRegExp", QMetaType::QRegExp},
     {"QVariantHash", QMetaType::QVariantHash},
+    {"QEasingCurve", QMetaType::QEasingCurve},
 
     /* All GUI types */
     {"QColorGroup", 63},
@@ -666,6 +669,11 @@ bool QMetaType::save(QDataStream &stream, int type, const void *data)
         stream << *static_cast<const NS(QRegExp)*>(data);
         break;
 #endif
+#ifndef QT_BOOTSTRAPPED
+    case QMetaType::QEasingCurve:
+        stream << *static_cast<const NS(QEasingCurve)*>(data);
+        break;
+#endif
 #ifdef QT3_SUPPORT
     case QMetaType::QColorGroup:
 #endif
@@ -863,6 +871,11 @@ bool QMetaType::load(QDataStream &stream, int type, void *data)
         stream >> *static_cast< NS(QRegExp)*>(data);
         break;
 #endif
+#ifndef QT_BOOTSTRAPPED
+    case QMetaType::QEasingCurve:
+        stream >> *static_cast< NS(QEasingCurve)*>(data);
+        break;
+#endif
 #ifdef QT3_SUPPORT
     case QMetaType::QColorGroup:
 #endif
@@ -1007,6 +1020,10 @@ void *QMetaType::construct(int type, const void *copy)
         case QMetaType::QRegExp:
             return new NS(QRegExp)(*static_cast<const NS(QRegExp)*>(copy));
 #endif
+#ifndef QT_BOOTSTRAPPED
+        case QMetaType::QEasingCurve:
+            return new NS(QEasingCurve)(*static_cast<const NS(QEasingCurve)*>(copy));
+#endif
         case QMetaType::Void:
             return 0;
         default:
@@ -1098,6 +1115,10 @@ void *QMetaType::construct(int type, const void *copy)
         case QMetaType::QRegExp:
             return new NS(QRegExp);
 #endif
+#ifndef QT_BOOTSTRAPPED
+        case QMetaType::QEasingCurve:
+            return new NS(QEasingCurve);
+#endif
         case QMetaType::Void:
             return 0;
         default:
@@ -1253,6 +1274,11 @@ void QMetaType::destroy(int type, void *data)
         delete static_cast< NS(QRegExp)* >(data);
         break;
 #endif
+#ifndef QT_BOOTSTRAPPED
+    case QMetaType::QEasingCurve:
+        delete static_cast< NS(QEasingCurve)* >(data);
+        break;
+#endif
     case QMetaType::Void:
         break;
     default: {
diff --git a/src/corelib/kernel/qmetatype.h b/src/corelib/kernel/qmetatype.h
index c23caed..33126e8 100644
--- a/src/corelib/kernel/qmetatype.h
+++ b/src/corelib/kernel/qmetatype.h
@@ -69,7 +69,7 @@ public:
         QBitArray = 13, QDate = 14, QTime = 15, QDateTime = 16, QUrl = 17,
         QLocale = 18, QRect = 19, QRectF = 20, QSize = 21, QSizeF = 22,
         QLine = 23, QLineF = 24, QPoint = 25, QPointF = 26, QRegExp = 27,
-        QVariantHash = 28, LastCoreType = 28 /* QVariantHash */,
+        QVariantHash = 28, QEasingCurve = 29, LastCoreType = QEasingCurve,
 
         FirstGuiType = 63 /* QColorGroup */,
 #ifdef QT3_SUPPORT
@@ -81,12 +81,12 @@ public:
         QTextLength = 78, QTextFormat = 79, QMatrix = 80, QTransform = 81,
         QMatrix4x4 = 82, QVector2D = 83, QVector3D = 84, QVector4D = 85,
         QQuaternion = 86,
-        LastGuiType = 86 /* QQuaternion */,
+        LastGuiType = QQuaternion,
 
         FirstCoreExtType = 128 /* VoidStar */,
         VoidStar = 128, Long = 129, Short = 130, Char = 131, ULong = 132,
         UShort = 133, UChar = 134, Float = 135, QObjectStar = 136, QWidgetStar = 137,
-        LastCoreExtType = 137 /* QWidgetStar */,
+        LastCoreExtType = QWidgetStar,
 
 // This logic must match the one in qglobal.h
 #if defined(QT_COORD_TYPE)
@@ -290,6 +290,7 @@ class QPointF;
 #ifndef QT_NO_REGEXP
 class QRegExp;
 #endif
+class QEasingCurve;
 class QWidget;
 class QObject;
 
@@ -359,6 +360,7 @@ Q_DECLARE_BUILTIN_METATYPE(QPointF, QPointF)
 #ifndef QT_NO_REGEXP
 Q_DECLARE_BUILTIN_METATYPE(QRegExp, QRegExp)
 #endif
+Q_DECLARE_BUILTIN_METATYPE(QEasingCurve, QEasingCurve)
 
 #ifdef QT3_SUPPORT
 Q_DECLARE_BUILTIN_METATYPE(QColorGroup, QColorGroup)
diff --git a/src/corelib/kernel/qvariant.cpp b/src/corelib/kernel/qvariant.cpp
index e1b5825..384a3cd 100644
--- a/src/corelib/kernel/qvariant.cpp
+++ b/src/corelib/kernel/qvariant.cpp
@@ -46,6 +46,7 @@
 #include "qdebug.h"
 #include "qmap.h"
 #include "qdatetime.h"
+#include "qeasingcurve.h"
 #include "qlist.h"
 #include "qstring.h"
 #include "qstringlist.h"
@@ -146,6 +147,11 @@ static void construct(QVariant::Private *x, const void *copy)
         v_construct<QRegExp>(x, copy);
         break;
 #endif
+#ifndef QT_BOOTSTRAPPED
+    case QVariant::EasingCurve:
+        v_construct<QEasingCurve>(x, copy);
+        break;
+#endif
     case QVariant::Int:
         x->data.i = copy ? *static_cast<const int *>(copy) : 0;
         break;
@@ -259,6 +265,11 @@ static void clear(QVariant::Private *d)
         v_clear<QRegExp>(d);
         break;
 #endif
+#ifndef QT_BOOTSTRAPPED
+    case QVariant::EasingCurve:
+        v_clear<QEasingCurve>(d);
+        break;
+#endif
     case QVariant::LongLong:
     case QVariant::ULongLong:
     case QVariant::Double:
@@ -317,6 +328,9 @@ static bool isNull(const QVariant::Private *d)
     case QVariant::PointF:
         return v_cast<QPointF>(d)->isNull();
 #endif
+#ifndef QT_BOOTSTRAPPED
+    case QVariant::EasingCurve:
+#endif
     case QVariant::Url:
     case QVariant::Locale:
     case QVariant::RegExp:
@@ -435,6 +449,10 @@ static bool compare(const QVariant::Private *a, const QVariant::Private *b)
         return *v_cast<QTime>(a) == *v_cast<QTime>(b);
     case QVariant::DateTime:
         return *v_cast<QDateTime>(a) == *v_cast<QDateTime>(b);
+#ifndef QT_BOOTSTRAPPED
+    case QVariant::EasingCurve:
+        return *v_cast<QEasingCurve>(a) == *v_cast<QEasingCurve>(b);
+#endif
     case QVariant::ByteArray:
         return *v_cast<QByteArray>(a) == *v_cast<QByteArray>(b);
     case QVariant::BitArray:
@@ -1097,6 +1115,11 @@ static void streamDebug(QDebug dbg, const QVariant &v)
     case QVariant::DateTime:
         dbg.nospace() << v.toDateTime();
         break;
+#ifndef QT_BOOTSTRAPPED
+    case QVariant::EasingCurve:
+        dbg.nospace() << v.toEasingCurve();
+        break;
+#endif
     case QVariant::ByteArray:
         dbg.nospace() << v.toByteArray();
         break;
@@ -1265,6 +1288,7 @@ const QVariant::Handler *QVariant::handler = &qt_kernel_variant_handler;
     \value Date  a QDate
     \value DateTime  a QDateTime
     \value Double  a double
+    \value EasingCurve a QEasingCurve
     \value Font  a QFont
     \value Hash a QVariantHash
     \value Icon  a QIcon
@@ -1483,6 +1507,12 @@ QVariant::QVariant(const char *val)
 */
 
 /*!
+  \fn QVariant::QVariant(const QEasingCurve &val)
+
+    Constructs a new variant with an easing curve value, \a val.
+*/
+
+/*!
   \fn QVariant::QVariant(const QByteArray &val)
 
     Constructs a new variant with a bytearray value, \a val.
@@ -1681,6 +1711,10 @@ QVariant::QVariant(const QTime &val)
 { d.is_null = false; d.type = Time; v_construct<QTime>(&d, val); }
 QVariant::QVariant(const QDateTime &val)
 { d.is_null = false; d.type = DateTime; v_construct<QDateTime>(&d, val); }
+#ifndef QT_BOOTSTRAPPED
+QVariant::QVariant(const QEasingCurve &val)
+{ d.is_null = false; d.type = EasingCurve; v_construct<QEasingCurve>(&d, val); }
+#endif
 QVariant::QVariant(const QList<QVariant> &list)
 { d.is_null = false; d.type = List; v_construct<QVariantList>(&d, list); }
 QVariant::QVariant(const QMap<QString, QVariant> &map)
@@ -1870,7 +1904,7 @@ QVariant::Type QVariant::nameToType(const char *name)
 }
 
 #ifndef QT_NO_DATASTREAM
-enum { MapFromThreeCount = 35 };
+enum { MapFromThreeCount = 36 };
 static const ushort map_from_three[MapFromThreeCount] =
 {
     QVariant::Invalid,
@@ -1902,6 +1936,7 @@ static const ushort map_from_three[MapFromThreeCount] =
     QVariant::Date,
     QVariant::Time,
     QVariant::DateTime,
+    QVariant::EasingCurve,
     QVariant::ByteArray,
     QVariant::BitArray,
     QVariant::KeySequence,
@@ -2165,6 +2200,21 @@ QDateTime QVariant::toDateTime() const
 }
 
 /*!
+    \fn QEasingCurve QVariant::toEasingCurve() const
+
+    Returns the variant as a QEasingCurve if the variant has type() \l
+    EasingCurve; otherwise returns a default easing curve.
+
+    \sa canConvert(), convert()
+*/
+#ifndef QT_BOOTSTRAPPED
+QEasingCurve QVariant::toEasingCurve() const
+{
+    return qVariantToHelper<QEasingCurve>(d, EasingCurve, handler);
+}
+#endif
+
+/*!
     \fn QByteArray QVariant::toByteArray() const
 
     Returns the variant as a QByteArray if the variant has type() \l
@@ -2605,8 +2655,9 @@ static const quint32 qCanConvertMatrix[QVariant::LastCoreType + 1] =
 
 /*QRegExp*/       0,
 
-/*QHash*/         0
+/*QHash*/         0,
 
+/*QEasingCurve*/  0
 };
 
 /*!
diff --git a/src/corelib/kernel/qvariant.h b/src/corelib/kernel/qvariant.h
index 1a9e43a..9628dbf 100644
--- a/src/corelib/kernel/qvariant.h
+++ b/src/corelib/kernel/qvariant.h
@@ -60,6 +60,7 @@ class QBitArray;
 class QDataStream;
 class QDate;
 class QDateTime;
+class QEasingCurve;
 class QLine;
 class QLineF;
 class QLocale;
@@ -128,9 +129,10 @@ class Q_CORE_EXPORT QVariant
         LineF = 24,
         Point = 25,
         PointF = 26,
-	RegExp = 27,
+        RegExp = 27,
         Hash = 28,
-        LastCoreType = Hash,
+        EasingCurve = 29,
+        LastCoreType = EasingCurve,
 
         // value 62 is internally reserved
 #ifdef QT3_SUPPORT
@@ -219,6 +221,9 @@ class Q_CORE_EXPORT QVariant
 #ifndef QT_NO_REGEXP
     QVariant(const QRegExp &regExp);
 #endif
+#ifndef QT_BOOTSTRAPPED
+    QVariant(const QEasingCurve &easing);
+#endif
     QVariant(Qt::GlobalColor color);
 
     QVariant& operator=(const QVariant &other);
@@ -280,6 +285,9 @@ class Q_CORE_EXPORT QVariant
 #ifndef QT_NO_REGEXP
     QRegExp toRegExp() const;
 #endif
+#ifndef QT_BOOTSTRAPPED
+    QEasingCurve toEasingCurve() const;
+#endif
 
 #ifdef QT3_SUPPORT
     inline QT3_SUPPORT int &asInt();
diff --git a/src/corelib/tools/qeasingcurve.cpp b/src/corelib/tools/qeasingcurve.cpp
index b6a2df4..89edb2d 100644
--- a/src/corelib/tools/qeasingcurve.cpp
+++ b/src/corelib/tools/qeasingcurve.cpp
@@ -600,11 +600,11 @@ QEasingCurve::QEasingCurve(Type type)
     Construct a copy of \a other.
  */
 QEasingCurve::QEasingCurve(const QEasingCurve &other)
-: d_ptr(new QEasingCurvePrivate)
+    : d_ptr(new QEasingCurvePrivate)
 {
     // ### non-atomic, requires malloc on shallow copy
     *d_ptr = *other.d_ptr;
-    if(other.d_ptr->config)
+    if (other.d_ptr->config)
         d_ptr->config = other.d_ptr->config->copy();
 }
 
@@ -629,7 +629,7 @@ QEasingCurve &QEasingCurve::operator=(const QEasingCurve &other)
     }
 
     *d_ptr = *other.d_ptr;
-    if(other.d_ptr->config)
+    if (other.d_ptr->config)
         d_ptr->config = other.d_ptr->config->copy();
 
     return *this;
@@ -845,6 +845,67 @@ QDebug operator<<(QDebug debug, const QEasingCurve &item)
     }
     return debug;
 }
-#endif
+#endif // QT_NO_DEBUG_STREAM
+
+#ifndef QT_NO_DATASTREAM
+/*!
+    \fn QDataStream &operator<<(QDataStream &stream, const QEasingCurve &easing)
+    \relates QEasingCurve
+
+    Writes the given \a easing curve to the given \a stream and returns a
+    reference to the stream.
+
+    \sa {Format of the QDataStream Operators}
+*/
+
+QDataStream &operator<<(QDataStream &stream, const QEasingCurve &easing)
+{
+    stream << easing.d_ptr->type;
+    stream << quint64(intptr_t(easing.d_ptr->func));
+
+    bool hasConfig = easing.d_ptr->config;
+    stream << hasConfig;
+    if (hasConfig) {
+        stream << easing.d_ptr->config->_p;
+        stream << easing.d_ptr->config->_a;
+        stream << easing.d_ptr->config->_o;
+    }
+    return stream;
+}
+
+/*!
+    \fn QDataStream &operator>>(QDataStream &stream, QEasingCurve &easing)
+    \relates QQuaternion
+
+    Reads an easing curve from the given \a stream into the given \a quaternion
+    and returns a reference to the stream.
+
+    \sa {Format of the QDataStream Operators}
+*/
+
+QDataStream &operator>>(QDataStream &stream, QEasingCurve &easing)
+{
+    QEasingCurve::Type type;
+    int int_type;
+    stream >> int_type;
+    type = static_cast<QEasingCurve::Type>(int_type);
+    easing.setType(type);
+
+    quint64 ptr_func;
+    stream >> ptr_func;
+    easing.d_ptr->func = QEasingCurve::EasingFunction(intptr_t(ptr_func));
+
+    bool hasConfig;
+    stream >> hasConfig;
+    if (hasConfig) {
+        QEasingCurveFunction *config = curveToFunctionObject(type);
+        stream >> config->_p;
+        stream >> config->_a;
+        stream >> config->_o;
+        easing.d_ptr->config = config;
+    }
+    return stream;
+}
+#endif // QT_NO_DATASTREAM
 
 QT_END_NAMESPACE
diff --git a/src/corelib/tools/qeasingcurve.h b/src/corelib/tools/qeasingcurve.h
index ae8822e..173fba4 100644
--- a/src/corelib/tools/qeasingcurve.h
+++ b/src/corelib/tools/qeasingcurve.h
@@ -100,13 +100,24 @@ public:
     qreal valueForProgress(qreal progress) const;
 private:
     QEasingCurvePrivate *d_ptr;
+#ifndef QT_NO_DEBUG_STREAM
     friend Q_CORE_EXPORT QDebug operator<<(QDebug debug, const QEasingCurve &item);
+#endif
+#ifndef QT_NO_DATASTREAM
+    friend Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QEasingCurve&);
+    friend Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QEasingCurve &);
+#endif
 };
 
 #ifndef QT_NO_DEBUG_STREAM
 Q_CORE_EXPORT QDebug operator<<(QDebug debug, const QEasingCurve &item);
 #endif
 
+#ifndef QT_NO_DATASTREAM
+Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QEasingCurve&);
+Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QEasingCurve &);
+#endif
+
 QT_END_NAMESPACE
 
 QT_END_HEADER
diff --git a/src/declarative/graphicsitems/qmlgraphicsgridview.cpp b/src/declarative/graphicsitems/qmlgraphicsgridview.cpp
index bf370ae..ab87c03 100644
--- a/src/declarative/graphicsitems/qmlgraphicsgridview.cpp
+++ b/src/declarative/graphicsitems/qmlgraphicsgridview.cpp
@@ -977,7 +977,7 @@ void QmlGraphicsGridView::setHighlight(QmlComponent *highlight)
   Component {
       id: myHighlight
       Rectangle {
-          id: wrapper; color: "lightsteelblue"; radius: 4; width: 320; height: 60 >
+          id: wrapper; color: "lightsteelblue"; radius: 4; width: 320; height: 60
           y: SpringFollow { source: Wrapper.GridView.view.currentItem.y; spring: 3; damping: 0.2 }
           x: SpringFollow { source: Wrapper.GridView.view.currentItem.x; spring: 3; damping: 0.2 }
       }
diff --git a/src/declarative/graphicsitems/qmlgraphicsparticles.cpp b/src/declarative/graphicsitems/qmlgraphicsparticles.cpp
index 08fce74..e23f6f0 100644
--- a/src/declarative/graphicsitems/qmlgraphicsparticles.cpp
+++ b/src/declarative/graphicsitems/qmlgraphicsparticles.cpp
@@ -188,13 +188,13 @@ void QmlGraphicsParticleMotionLinear::advance(QmlGraphicsParticle &p, int interv
 */
 
 /*!
-    \qmlproperty int ParticleMotionGravity::xattractor
-    \qmlproperty int ParticleMotionGravity::yattractor
+    \qmlproperty qreal ParticleMotionGravity::xattractor
+    \qmlproperty qreal ParticleMotionGravity::yattractor
     These properties hold the x and y coordinates of the point attracting the particles.
 */
 
 /*!
-    \qmlproperty int ParticleMotionGravity::acceleration
+    \qmlproperty qreal ParticleMotionGravity::acceleration
     This property holds the acceleration to apply to the particles.
 */
 
@@ -213,6 +213,31 @@ void QmlGraphicsParticleMotionLinear::advance(QmlGraphicsParticle &p, int interv
     \brief the acceleration to apply to the particles.
 */
 
+void QmlGraphicsParticleMotionGravity::setXAttractor(qreal x)
+{
+    if (qFuzzyCompare(x, _xAttr))
+        return;
+    _xAttr = x;
+    emit xattractorChanged();
+}
+
+void QmlGraphicsParticleMotionGravity::setYAttractor(qreal y)
+{
+    if (qFuzzyCompare(y, _yAttr))
+        return;
+    _yAttr = y;
+    emit yattractorChanged();
+}
+
+void QmlGraphicsParticleMotionGravity::setAcceleration(qreal accel)
+{
+    qreal scaledAccel = accel/1000000.0;
+    if (qFuzzyCompare(scaledAccel, _accel))
+        return;
+    _accel = scaledAccel;
+    emit accelerationChanged();
+}
+
 void QmlGraphicsParticleMotionGravity::advance(QmlGraphicsParticle &p, int interval)
 {
     qreal xdiff = p.x - _xAttr;
@@ -276,14 +301,14 @@ Rectangle {
 */
 
 /*!
-    \qmlproperty int QmlGraphicsParticleMotionWander::xvariance
-    \qmlproperty int QmlGraphicsParticleMotionWander::yvariance
+    \qmlproperty qreal QmlGraphicsParticleMotionWander::xvariance
+    \qmlproperty qreal QmlGraphicsParticleMotionWander::yvariance
 
     These properties set the amount to wander in the x and y directions.
 */
 
 /*!
-    \qmlproperty int QmlGraphicsParticleMotionWander::pace
+    \qmlproperty qreal QmlGraphicsParticleMotionWander::pace
     This property holds how quickly the paricles will move from side to side.
 */
 
@@ -335,6 +360,33 @@ void QmlGraphicsParticleMotionWander::destroy(QmlGraphicsParticle &p)
         delete (Data*)p.data;
 }
 
+void QmlGraphicsParticleMotionWander::setXVariance(qreal var)
+{
+    qreal scaledVar = var / 1000.0;
+    if (qFuzzyCompare(scaledVar, _xvariance))
+        return;
+    _xvariance = scaledVar;
+    emit xvarianceChanged();
+}
+
+void QmlGraphicsParticleMotionWander::setYVariance(qreal var)
+{
+    qreal scaledVar = var / 1000.0;
+    if (qFuzzyCompare(scaledVar, _yvariance))
+        return;
+    _yvariance = scaledVar;
+    emit yvarianceChanged();
+}
+
+void QmlGraphicsParticleMotionWander::setPace(qreal pace)
+{
+    qreal scaledPace = pace / 1000.0;
+    if (qFuzzyCompare(scaledPace, _pace))
+        return;
+    _pace = scaledPace;
+    emit paceChanged();
+}
+
 //---------------------------------------------------------------------------
 class QmlGraphicsParticlesPainter : public QmlGraphicsItem
 {
@@ -1125,7 +1177,10 @@ QmlGraphicsParticleMotion *QmlGraphicsParticles::motion() const
 void QmlGraphicsParticles::setMotion(QmlGraphicsParticleMotion *motion)
 {
     Q_D(QmlGraphicsParticles);
+    if (motion == d->motion)
+        return;
     d->motion = motion;
+    emit motionChanged();
 }
 
 /*!
diff --git a/src/declarative/graphicsitems/qmlgraphicsparticles_p.h b/src/declarative/graphicsitems/qmlgraphicsparticles_p.h
index 7f0f9cd..8e66335 100644
--- a/src/declarative/graphicsitems/qmlgraphicsparticles_p.h
+++ b/src/declarative/graphicsitems/qmlgraphicsparticles_p.h
@@ -77,27 +77,32 @@ class Q_DECLARATIVE_EXPORT QmlGraphicsParticleMotionGravity : public QmlGraphics
 {
     Q_OBJECT
 
-    Q_PROPERTY(int xattractor READ xAttractor WRITE setXAttractor)
-    Q_PROPERTY(int yattractor READ yAttractor WRITE setYAttractor)
-    Q_PROPERTY(int acceleration READ acceleration WRITE setAcceleration)
+    Q_PROPERTY(qreal xattractor READ xAttractor WRITE setXAttractor NOTIFY xattractorChanged)
+    Q_PROPERTY(qreal yattractor READ yAttractor WRITE setYAttractor NOTIFY yattractorChanged)
+    Q_PROPERTY(qreal acceleration READ acceleration WRITE setAcceleration NOTIFY accelerationChanged)
 public:
     QmlGraphicsParticleMotionGravity(QObject *parent=0)
-        : QmlGraphicsParticleMotion(parent), _xAttr(0), _yAttr(0), _accel(0.00005) {}
+        : QmlGraphicsParticleMotion(parent), _xAttr(0.0), _yAttr(0.0), _accel(0.00005) {}
 
-    int xAttractor() const { return _xAttr; }
-    void setXAttractor(int x) { _xAttr = x; }
+    qreal xAttractor() const { return _xAttr; }
+    void setXAttractor(qreal x);
 
-    int yAttractor() const { return _yAttr; }
-    void setYAttractor(int y) { _yAttr = y; }
+    qreal yAttractor() const { return _yAttr; }
+    void setYAttractor(qreal y);
 
-    int acceleration() const { return int(_accel * 1000000); }
-    void setAcceleration(int accel) { _accel = qreal(accel)/1000000.0; }
+    qreal acceleration() const { return _accel * 1000000; }
+    void setAcceleration(qreal accel);
 
     virtual void advance(QmlGraphicsParticle &, int interval);
 
+Q_SIGNALS:
+    void xattractorChanged();
+    void yattractorChanged();
+    void accelerationChanged();
+
 private:
-    int _xAttr;
-    int _yAttr;
+    qreal _xAttr;
+    qreal _yAttr;
     qreal _accel;
 };
 
@@ -121,18 +126,23 @@ public:
         qreal y_var;
     };
 
-    Q_PROPERTY(int xvariance READ xVariance WRITE setXVariance)
-    int xVariance() const { return int(_xvariance * 1000); }
-    void setXVariance(int var) { _xvariance = var / 1000.0; }
+    Q_PROPERTY(qreal xvariance READ xVariance WRITE setXVariance NOTIFY xvarianceChanged)
+    qreal xVariance() const { return _xvariance * 1000.0; }
+    void setXVariance(qreal var);
 
-    Q_PROPERTY(int yvariance READ yVariance WRITE setYVariance)
-    int yVariance() const { return int(_yvariance * 1000); }
-    void setYVariance(int var) { _yvariance = var / 1000.0; }
+    Q_PROPERTY(qreal yvariance READ yVariance WRITE setYVariance NOTIFY yvarianceChanged)
+    qreal yVariance() const { return _yvariance * 1000.0; }
+    void setYVariance(qreal var);
 
-    Q_PROPERTY(int pace READ pace WRITE setPace)
-    int pace() const { return int(_pace * 1000); }
-    void setPace(int pace) { _pace = pace / 1000.0; }
+    Q_PROPERTY(qreal pace READ pace WRITE setPace NOTIFY paceChanged)
+    qreal pace() const { return _pace * 1000.0; }
+    void setPace(qreal pace);
 
+Q_SIGNALS:
+    void xvarianceChanged();
+    void yvarianceChanged();
+    void paceChanged();
+    
 private:
     QmlGraphicsParticles *particles;
     qreal _xvariance;
@@ -157,7 +167,7 @@ class Q_DECLARATIVE_EXPORT QmlGraphicsParticles : public QmlGraphicsItem
     Q_PROPERTY(qreal angleDeviation READ angleDeviation WRITE setAngleDeviation NOTIFY angleDeviationChanged)
     Q_PROPERTY(qreal velocity READ velocity WRITE setVelocity NOTIFY velocityChanged)
     Q_PROPERTY(qreal velocityDeviation READ velocityDeviation WRITE setVelocityDeviation NOTIFY velocityDeviationChanged)
-    Q_PROPERTY(QmlGraphicsParticleMotion *motion READ motion WRITE setMotion)
+    Q_PROPERTY(QmlGraphicsParticleMotion *motion READ motion WRITE setMotion NOTIFY motionChanged)
     Q_CLASSINFO("DefaultProperty", "motion")
 
 public:
@@ -225,6 +235,7 @@ Q_SIGNALS:
     void velocityChanged();
     void velocityDeviationChanged();
     void emittingChanged();
+    void motionChanged();
 
 private Q_SLOTS:
     void imageLoaded();
diff --git a/src/declarative/graphicsitems/qmlgraphicspositioners.cpp b/src/declarative/graphicsitems/qmlgraphicspositioners.cpp
index 8adf239..805c912 100644
--- a/src/declarative/graphicsitems/qmlgraphicspositioners.cpp
+++ b/src/declarative/graphicsitems/qmlgraphicspositioners.cpp
@@ -138,7 +138,10 @@ QmlTransition *QmlGraphicsBasePositioner::move() const
 void QmlGraphicsBasePositioner::setMove(QmlTransition *mt)
 {
     Q_D(QmlGraphicsBasePositioner);
+    if (mt == d->moveTransition)
+        return;
     d->moveTransition = mt;
+    emit moveChanged();
 }
 
 QmlTransition *QmlGraphicsBasePositioner::add() const
@@ -150,7 +153,11 @@ QmlTransition *QmlGraphicsBasePositioner::add() const
 void QmlGraphicsBasePositioner::setAdd(QmlTransition *add)
 {
     Q_D(QmlGraphicsBasePositioner);
+    if (add == d->addTransition)
+        return;
+
     d->addTransition = add;
+    emit addChanged();
 }
 
 void QmlGraphicsBasePositioner::componentComplete()
@@ -362,7 +369,7 @@ Column {
     move: Transition {
         NumberAnimation {
             properties: "y"
-            ease: "easeOutBounce"
+            easing: "easeOutBounce"
         }
     }
 }
@@ -647,6 +654,24 @@ QmlGraphicsGrid::QmlGraphicsGrid(QmlGraphicsItem *parent) :
     many rows some rows will be of zero width.
 */
 
+void QmlGraphicsGrid::setColumns(const int columns)
+{
+    if (columns == _columns)
+        return;
+    _columns = columns;
+    prePositioning();
+    emit columnsChanged();
+}
+
+void QmlGraphicsGrid::setRows(const int rows)
+{
+    if (rows == _rows)
+        return;
+    _rows = rows;
+    prePositioning();
+    emit rowsChanged();
+}
+
 void QmlGraphicsGrid::doPositioning()
 {
     int c=_columns,r=_rows;//Actual number of rows/columns
diff --git a/src/declarative/graphicsitems/qmlgraphicspositioners_p.h b/src/declarative/graphicsitems/qmlgraphicspositioners_p.h
index 1fb687a..2f905e5 100644
--- a/src/declarative/graphicsitems/qmlgraphicspositioners_p.h
+++ b/src/declarative/graphicsitems/qmlgraphicspositioners_p.h
@@ -62,8 +62,8 @@ class Q_DECLARATIVE_EXPORT QmlGraphicsBasePositioner : public QmlGraphicsItem
     Q_OBJECT
 
     Q_PROPERTY(int spacing READ spacing WRITE setSpacing NOTIFY spacingChanged)
-    Q_PROPERTY(QmlTransition *move READ move WRITE setMove)
-    Q_PROPERTY(QmlTransition *add READ add WRITE setAdd)
+    Q_PROPERTY(QmlTransition *move READ move WRITE setMove NOTIFY moveChanged)
+    Q_PROPERTY(QmlTransition *add READ add WRITE setAdd NOTIFY addChanged)
 public:
     enum PositionerType { None = 0x0, Horizontal = 0x1, Vertical = 0x2, Both = 0x3 };
     QmlGraphicsBasePositioner(PositionerType, QmlGraphicsItem *parent);
@@ -86,6 +86,8 @@ protected:
 
 Q_SIGNALS:
     void spacingChanged();
+    void moveChanged();
+    void addChanged();
 
 protected Q_SLOTS:
     virtual void doPositioning()=0;
@@ -134,16 +136,21 @@ private:
 class Q_DECLARATIVE_EXPORT QmlGraphicsGrid : public QmlGraphicsBasePositioner
 {
     Q_OBJECT
-    Q_PROPERTY(int rows READ rows WRITE setRows)
-    Q_PROPERTY(int columns READ columns WRITE setcolumns)
+    Q_PROPERTY(int rows READ rows WRITE setRows NOTIFY rowChanged)
+    Q_PROPERTY(int columns READ columns WRITE setColumns NOTIFY columnsChanged)
 public:
     QmlGraphicsGrid(QmlGraphicsItem *parent=0);
 
     int rows() const {return _rows;}
-    void setRows(const int rows){_rows = rows;}
+    void setRows(const int rows);
 
     int columns() const {return _columns;}
-    void setcolumns(const int columns){_columns = columns;}
+    void setColumns(const int columns);
+
+Q_SIGNALS:
+    void rowsChanged();
+    void columnsChanged();
+
 protected Q_SLOTS:
     virtual void doPositioning();
 
diff --git a/src/declarative/graphicsitems/qmlgraphicswebview.cpp b/src/declarative/graphicsitems/qmlgraphicswebview.cpp
index 0c21f75..f9bbb22 100644
--- a/src/declarative/graphicsitems/qmlgraphicswebview.cpp
+++ b/src/declarative/graphicsitems/qmlgraphicswebview.cpp
@@ -483,6 +483,8 @@ void QmlGraphicsWebView::setRenderingEnabled(bool enabled)
     if (d->rendering == enabled)
         return;
     d->rendering = enabled;
+    emit renderingEnabledChanged();
+
     setCacheFrozen(!enabled);
     if (enabled)
         clearCache();
@@ -596,7 +598,10 @@ int QmlGraphicsWebView::pressGrabTime() const
 void QmlGraphicsWebView::setPressGrabTime(int ms)
 {
     Q_D(QmlGraphicsWebView);
+    if (d->pressTime == ms) 
+        return;
     d->pressTime = ms;
+    emit pressGrabTimeChanged();
 }
 
 void QmlGraphicsWebView::mousePressEvent(QGraphicsSceneMouseEvent *event)
@@ -1024,6 +1029,7 @@ void QmlGraphicsWebView::setHtml(const QString &html, const QUrl &baseUrl)
         d->pending_url = baseUrl;
         d->pending_string = html;
     }
+    emit htmlChanged();
 }
 
 void QmlGraphicsWebView::setContent(const QByteArray &data, const QString &mimeType, const QUrl &baseUrl)
@@ -1116,8 +1122,10 @@ QmlComponent *QmlGraphicsWebView::newWindowComponent() const
 void QmlGraphicsWebView::setNewWindowComponent(QmlComponent *newWindow)
 {
     Q_D(QmlGraphicsWebView);
-    delete d->newWindowComponent;
+    if (newWindow == d->newWindowComponent)
+        return;
     d->newWindowComponent = newWindow;
+    emit newWindowComponentChanged();
 }
 
 
@@ -1137,8 +1145,16 @@ QmlGraphicsItem *QmlGraphicsWebView::newWindowParent() const
 void QmlGraphicsWebView::setNewWindowParent(QmlGraphicsItem *parent)
 {
     Q_D(QmlGraphicsWebView);
-    delete d->newWindowParent;
+    if (parent == d->newWindowParent)
+        return;
+    if (d->newWindowParent && parent) {
+        QList<QGraphicsItem *> children = d->newWindowParent->childItems();
+        for (int i = 0; i < children.count(); ++i) {
+            children.at(i)->setParentItem(parent);
+        }
+    }
     d->newWindowParent = parent;
+    emit newWindowParentChanged();    
 }
 
 /*!
diff --git a/src/declarative/graphicsitems/qmlgraphicswebview_p.h b/src/declarative/graphicsitems/qmlgraphicswebview_p.h
index 30ba0e4..ca63be9 100644
--- a/src/declarative/graphicsitems/qmlgraphicswebview_p.h
+++ b/src/declarative/graphicsitems/qmlgraphicswebview_p.h
@@ -97,9 +97,9 @@ class Q_DECLARATIVE_EXPORT QmlGraphicsWebView : public QmlGraphicsPaintedItem
     Q_PROPERTY(qreal zoomFactor READ zoomFactor WRITE setZoomFactor NOTIFY zoomFactorChanged)
     Q_PROPERTY(QString statusText READ statusText NOTIFY statusTextChanged)
 
-    Q_PROPERTY(QString html READ html WRITE setHtml)
+    Q_PROPERTY(QString html READ html WRITE setHtml NOTIFY htmlChanged)
 
-    Q_PROPERTY(int pressGrabTime READ pressGrabTime WRITE setPressGrabTime)
+    Q_PROPERTY(int pressGrabTime READ pressGrabTime WRITE setPressGrabTime NOTIFY pressGrabTimeChanged)
 
     Q_PROPERTY(int preferredWidth READ preferredWidth WRITE setPreferredWidth NOTIFY preferredWidthChanged)
     Q_PROPERTY(int preferredHeight READ preferredHeight WRITE setPreferredHeight NOTIFY preferredHeightChanged)
@@ -116,10 +116,10 @@ class Q_DECLARATIVE_EXPORT QmlGraphicsWebView : public QmlGraphicsPaintedItem
 
     Q_PROPERTY(QmlListProperty<QObject> javaScriptWindowObjects READ javaScriptWindowObjects CONSTANT)
 
-    Q_PROPERTY(QmlComponent* newWindowComponent READ newWindowComponent WRITE setNewWindowComponent)
-    Q_PROPERTY(QmlGraphicsItem* newWindowParent READ newWindowParent WRITE setNewWindowParent)
+    Q_PROPERTY(QmlComponent* newWindowComponent READ newWindowComponent WRITE setNewWindowComponent NOTIFY newWindowComponentChanged)
+    Q_PROPERTY(QmlGraphicsItem* newWindowParent READ newWindowParent WRITE setNewWindowParent NOTIFY newWindowParentChanged)
 
-    Q_PROPERTY(bool renderingEnabled READ renderingEnabled WRITE setRenderingEnabled)
+    Q_PROPERTY(bool renderingEnabled READ renderingEnabled WRITE setRenderingEnabled NOTIFY renderingEnabledChanged)
 
 public:
     QmlGraphicsWebView(QmlGraphicsItem *parent=0);
@@ -192,7 +192,12 @@ Q_SIGNALS:
     void titleChanged(const QString&);
     void iconChanged();
     void statusTextChanged();
+    void htmlChanged();
+    void pressGrabTimeChanged();
     void zoomFactorChanged();
+    void newWindowComponentChanged();
+    void newWindowParentChanged();
+    void renderingEnabledChanged();
 
     void loadStarted();
     void loadFinished();
diff --git a/src/declarative/qml/qml.pri b/src/declarative/qml/qml.pri
index f09a944..1e4e234 100644
--- a/src/declarative/qml/qml.pri
+++ b/src/declarative/qml/qml.pri
@@ -7,7 +7,6 @@ SOURCES += \
     $$PWD/qmlexpression.cpp \
     $$PWD/qmlbinding.cpp \
     $$PWD/qmlmetaproperty.cpp \
-    $$PWD/qmlmoduleplugin.cpp \
     $$PWD/qmlcomponent.cpp \
     $$PWD/qmlcontext.cpp \
     $$PWD/qmlcustomparser.cpp \
@@ -52,6 +51,8 @@ SOURCES += \
     $$PWD/qmlworkerscript.cpp \
     $$PWD/qmlimageprovider.cpp \
     $$PWD/qmlnetworkaccessmanagerfactory.cpp \
+    $$PWD/qmldirparser.cpp \
+    $$PWD/qmlextensionplugin.cpp \
     $$PWD/qmllist.cpp 
 
 HEADERS += \
@@ -63,7 +64,6 @@ HEADERS += \
     $$PWD/qmlbinding_p.h \
     $$PWD/qmlbinding_p_p.h \
     $$PWD/qmlmetaproperty.h \
-    $$PWD/qmlmoduleplugin.h \
     $$PWD/qmlcomponent.h \
     $$PWD/qmlcomponent_p.h \
     $$PWD/qmlcustomparser_p.h \
@@ -122,7 +122,11 @@ HEADERS += \
     $$PWD/qmlscriptclass_p.h \
     $$PWD/qmlguard_p.h \
     $$PWD/qmlimageprovider.h \
-    $$PWD/qmlnetworkaccessmanagerfactory.h
+    $$PWD/qmlnetworkaccessmanagerfactory.h \
+    $$PWD/qmldirparser_p.h \
+    $$PWD/qmlextensioninterface.h \
+    $$PWD/qmlextensionplugin.h
+
 QT += sql
 include(parser/parser.pri)
 include(rewriter/rewriter.pri)
diff --git a/src/declarative/qml/qmlcompiler.cpp b/src/declarative/qml/qmlcompiler.cpp
index 10b6e4f..4365b17 100644
--- a/src/declarative/qml/qmlcompiler.cpp
+++ b/src/declarative/qml/qmlcompiler.cpp
@@ -1132,10 +1132,10 @@ bool QmlCompiler::buildComponent(QmlParser::Object *obj,
     Property *idProp = 0;
     if (obj->properties.count() > 1 ||
        (obj->properties.count() == 1 && obj->properties.begin().key() != "id"))
-        COMPILE_EXCEPTION(*obj->properties.begin(), QCoreApplication::translate("QmlCompiler","Invalid component specification"));
+        COMPILE_EXCEPTION(*obj->properties.begin(), QCoreApplication::translate("QmlCompiler","Component elements may not contain properties other than id"));
        
     if (!obj->scriptBlockObjects.isEmpty())
-        COMPILE_EXCEPTION(obj->scriptBlockObjects.first(), QCoreApplication::translate("QmlCompiler","Invalid component specification"));
+        COMPILE_EXCEPTION(obj->scriptBlockObjects.first(), QCoreApplication::translate("QmlCompiler","Component elements may not contain script blocks"));
 
     if (obj->properties.count())
         idProp = *obj->properties.begin();
@@ -2609,7 +2609,13 @@ int QmlCompiler::genContextCache()
 int QmlCompiler::genValueTypeData(QmlParser::Property *valueTypeProp, 
                                   QmlParser::Property *prop)
 {
-    return output->indexForByteArray(QmlMetaPropertyPrivate::saveValueType(prop->parent->metaObject(), prop->index, valueTypeProp->index, valueTypeProp->type));
+    QByteArray data =
+        QmlMetaPropertyPrivate::saveValueType(prop->parent->metaObject(), prop->index, 
+                                              QmlEnginePrivate::get(engine)->valueTypes[prop->type]->metaObject(), 
+                                              valueTypeProp->index);
+//                valueTypeProp->index, valueTypeProp->type);
+
+    return output->indexForByteArray(data);
 }
 
 int QmlCompiler::genPropertyData(QmlParser::Property *prop)
diff --git a/src/declarative/qml/qmldirparser.cpp b/src/declarative/qml/qmldirparser.cpp
new file mode 100644
index 0000000..60beb72
--- /dev/null
+++ b/src/declarative/qml/qmldirparser.cpp
@@ -0,0 +1,220 @@
+/****************************************************************************
+**
+** 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 "qmldirparser_p.h"
+#include "qmlerror.h"
+
+#include <QtCore/QTextStream>
+#include <QtCore/QtDebug>
+
+QT_BEGIN_NAMESPACE
+
+QmlDirParser::QmlDirParser()
+    : _isParsed(false)
+{
+}
+
+QmlDirParser::~QmlDirParser()
+{
+}
+
+QUrl QmlDirParser::url() const
+{
+    return _url;
+}
+
+void QmlDirParser::setUrl(const QUrl &url)
+{
+    _url = url;
+}
+
+QString QmlDirParser::source() const
+{
+    return _source;
+}
+
+void QmlDirParser::setSource(const QString &source)
+{
+    _isParsed = false;
+    _source = source;
+}
+
+bool QmlDirParser::isParsed() const
+{
+    return _isParsed;
+}
+
+bool QmlDirParser::parse()
+{
+    if (_isParsed)
+        return true;
+
+    _isParsed = true;
+    _errors.clear();
+    _plugins.clear();
+    _components.clear();
+
+    QTextStream stream(&_source);
+    int lineNumber = 0;
+
+    forever {
+        ++lineNumber;
+
+        const QString line = stream.readLine();
+        if (line.isNull())
+            break;
+
+        QString sections[3];
+        int sectionCount = 0;
+
+        int index = 0;
+        const int length = line.length();
+
+        while (index != length) {
+            const QChar ch = line.at(index);
+
+            if (ch.isSpace()) {
+                do { ++index; }
+                while (index != length && line.at(index).isSpace());
+
+            } else if (ch == QLatin1Char('#')) {
+                // recognized a comment
+                break;
+
+            } else {
+                const int start = index;
+
+                do { ++index; }
+                while (index != length && !line.at(index).isSpace());
+
+                const QString lexeme = line.mid(start, index - start);
+
+                if (sectionCount >= 3) {
+                    reportError(lineNumber, start, QLatin1String("unexpected token"));
+
+                } else {
+                    sections[sectionCount++] = lexeme;
+                }
+            }
+        }
+
+        if (sectionCount == 0) {
+            continue; // no sections, no party.
+
+        } else if (sections[0] == QLatin1String("plugin")) {
+            if (sectionCount < 2) {
+                reportError(lineNumber, -1,
+                            QString::fromUtf8("plugin directive requires 2 arguments, but %1 were provided").arg(sectionCount + 1));
+
+                continue;
+            }
+
+            const Plugin entry(sections[1], sections[2]);
+
+            _plugins.append(entry);
+
+        } else if (sectionCount == 3) {
+            const QString &version = sections[1];
+            const int dotIndex = version.indexOf(QLatin1Char('.'));
+
+            if (dotIndex == -1) {
+                qWarning() << "expected '.'"; // ### use reportError
+
+            } else if (version.indexOf(QLatin1Char('.'), dotIndex + 1) != -1) {
+                qWarning() << "unexpected '.'"; // ### use reportError
+
+            } else {
+                bool validVersionNumber = false;
+                const int majorVersion = version.left(dotIndex).toInt(&validVersionNumber);
+
+                if (validVersionNumber) {
+                    const int minorVersion = version.mid(dotIndex + 1).toInt(&validVersionNumber);
+
+                    if (validVersionNumber) {
+                        const Component entry(sections[0], sections[2], majorVersion, minorVersion);
+
+                        _components.append(entry);
+                    }
+                }
+            }
+        } else {
+             // ### use reportError
+            qWarning() << "a component declaration requires 3 arguments, but" << (sectionCount + 1) << "were provided";
+        }
+    }
+
+    return hasError();
+}
+
+void QmlDirParser::reportError(int line, int column, const QString &description)
+{
+    QmlError error;
+    error.setUrl(_url);
+    error.setLine(line);
+    error.setColumn(column);
+    error.setDescription(description);
+    _errors.append(error);
+}
+
+bool QmlDirParser::hasError() const
+{
+    if (! _errors.isEmpty())
+        return true;
+
+    return false;
+}
+
+QList<QmlError> QmlDirParser::errors() const
+{
+    return _errors;
+}
+
+QList<QmlDirParser::Plugin> QmlDirParser::plugins() const
+{
+    return _plugins;
+}
+
+QList<QmlDirParser::Component> QmlDirParser::components() const
+{
+    return _components;
+}
+
+QT_END_NAMESPACE
diff --git a/src/declarative/qml/qmldirparser_p.h b/src/declarative/qml/qmldirparser_p.h
new file mode 100644
index 0000000..c58c03f
--- /dev/null
+++ b/src/declarative/qml/qmldirparser_p.h
@@ -0,0 +1,125 @@
+/****************************************************************************
+**
+** 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 QMLDIRPARSER_P_H
+#define QMLDIRPARSER_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include <QtCore/QUrl>
+#include <QtCore/QHash>
+
+QT_BEGIN_NAMESPACE
+
+class QmlError;
+
+class QmlDirParser
+{
+    Q_DISABLE_COPY(QmlDirParser)
+
+public:
+    QmlDirParser();
+    ~QmlDirParser();
+
+    QUrl url() const;
+    void setUrl(const QUrl &url);
+
+    QString source() const;
+    void setSource(const QString &source);
+
+    bool isParsed() const;
+    bool parse();
+
+    bool hasError() const;
+    QList<QmlError> errors() const;
+
+    struct Plugin
+    {
+        Plugin() {}
+
+        Plugin(const QString &name, const QString &path)
+            : name(name), path(path) {}
+
+        QString name;
+        QString path;
+    };
+
+    struct Component
+    {
+        Component()
+            : majorVersion(0), minorVersion(0) {}
+
+        Component(const QString &typeName, const QString &fileName, int majorVersion, int minorVersion)
+            : typeName(typeName), fileName(fileName), majorVersion(majorVersion), minorVersion(minorVersion) {}
+
+        QString typeName;
+        QString fileName;
+        int majorVersion;
+        int minorVersion;
+    };
+
+    QList<Component> components() const;
+    QList<Plugin> plugins() const;
+
+private:
+    void reportError(int line, int column, const QString &message);
+
+private:
+    QList<QmlError> _errors;
+    QUrl _url;
+    QString _source;
+    QList<Component> _components;
+    QList<Plugin> _plugins;
+    unsigned _isParsed: 1;
+};
+
+QT_END_NAMESPACE
+
+#endif // QMLDIRPARSER_P_H
diff --git a/src/declarative/qml/qmlengine.cpp b/src/declarative/qml/qmlengine.cpp
index 2460f52..c7e1e16 100644
--- a/src/declarative/qml/qmlengine.cpp
+++ b/src/declarative/qml/qmlengine.cpp
@@ -50,7 +50,6 @@
 #include "qmlexpression.h"
 #include "qmlcomponent.h"
 #include "qmlmetaproperty_p.h"
-#include "qmlmoduleplugin.h"
 #include "qmlbinding_p_p.h"
 #include "qmlvme_p.h"
 #include "qmlenginedebug_p.h"
@@ -66,6 +65,8 @@
 #include "qmlscriptclass_p.h"
 #include "qmlnetworkaccessmanagerfactory.h"
 #include "qmlimageprovider.h"
+#include "qmldirparser_p.h"
+#include "qmlextensioninterface.h"
 #include "qmllist_p.h"
 
 #include <qfxperf_p_p.h>
@@ -82,6 +83,7 @@
 #include <QDebug>
 #include <QMetaObject>
 #include <QStack>
+#include <QPluginLoader>
 #include <QtCore/qlibraryinfo.h>
 #include <QtCore/qthreadstorage.h>
 #include <QtCore/qthread.h>
@@ -94,7 +96,6 @@
 #include <QGraphicsObject>
 #include <QtCore/qcryptographichash.h>
 
-#include <private/qfactoryloader_p.h>
 #include <private/qobject_p.h>
 #include <private/qscriptdeclarativeclass_p.h>
 
@@ -156,6 +157,21 @@ QmlEnginePrivate::QmlEnginePrivate(QmlEngine *e)
     }
     globalClass = new QmlGlobalScriptClass(&scriptEngine);
     fileImportPath.append(QLibraryInfo::location(QLibraryInfo::DataPath)+QDir::separator()+QLatin1String("qml"));
+
+    // env import paths
+    QByteArray envImportPath = qgetenv("QML_IMPORT_PATH");
+    if (!envImportPath.isEmpty()) {
+#if defined(Q_OS_WIN) || defined(Q_OS_SYMBIAN)
+        QLatin1Char pathSep(';');
+#else
+        QLatin1Char pathSep(':');
+#endif
+        foreach (const QString &path, QString::fromLatin1(envImportPath).split(pathSep, QString::SkipEmptyParts)) {
+            QString canonicalPath = QDir(path).canonicalPath();
+            if (!canonicalPath.isEmpty() && !environmentImportPath.contains(canonicalPath))
+                environmentImportPath.append(canonicalPath);
+        }
+    }
 }
 
 QUrl QmlScriptEngine::resolvedUrl(QScriptContext *context, const QUrl& url)
@@ -1235,7 +1251,6 @@ struct QmlEnginePrivate::ImportedNamespace {
     QList<int> majversions;
     QList<int> minversions;
     QList<bool> isLibrary;
-    QList<bool> isBuiltin; // Types provided by C++ code (including plugins)
     QList<QString> qmlDirContent;
 
     bool find(const QByteArray& type, int *vmajor, int *vminor, QmlType** type_return, QUrl* url_return) const
@@ -1244,23 +1259,23 @@ struct QmlEnginePrivate::ImportedNamespace {
             int vmaj = majversions.at(i);
             int vmin = minversions.at(i);
 
-            if (isBuiltin.at(i)) {
-                QByteArray qt = uris.at(i).toUtf8();
-                qt += '/';
-                qt += type;
-                if (qmlImportTrace())
-                    qDebug() << "Look in" << qt;
-                QmlType *t = QmlMetaType::qmlType(qt,vmaj,vmin);
+            QByteArray qt = uris.at(i).toUtf8();
+            qt += '/';
+            qt += type;
+
+            if (qmlImportTrace())
+                qDebug() << "Look in" << qt;
+            QmlType *t = QmlMetaType::qmlType(qt,vmaj,vmin);
+            if (t) {
                 if (vmajor) *vmajor = vmaj;
                 if (vminor) *vminor = vmin;
-                if (t) {
-                    if (qmlImportTrace())
-                        qDebug() << "Found" << qt;
-                    if (type_return)
-                        *type_return = t;
-                    return true;
-                }
+                if (qmlImportTrace())
+                    qDebug() << "Found" << qt;
+                if (type_return)
+                    *type_return = t;
+                return true;
             }
+
             QUrl url = QUrl(urls.at(i) + QLatin1Char('/') + QString::fromUtf8(type) + QLatin1String(".qml"));
             QString qmldircontent = qmlDirContent.at(i);
             if (vmaj>=0 || !qmldircontent.isEmpty()) {
@@ -1271,27 +1286,25 @@ struct QmlEnginePrivate::ImportedNamespace {
                         qmldircontent = QString::fromUtf8(qmldir.readAll());
                     }
                 }
-                QString typespace = QString::fromUtf8(type)+QLatin1Char(' ');
-                QStringList lines = qmldircontent.split(QLatin1Char('\n'));
-                foreach (QString line, lines) {
-                    if (line.isEmpty() || line.at(0) == QLatin1Char('#'))
-                        continue;
-                    if (line.startsWith(typespace)) {
-                        int space1 = line.indexOf(QLatin1Char(' '));
-                        int space2 = space1 >=0 ? line.indexOf(QLatin1Char(' '),space1+1) : -1;
-                        QString mapversions = line.mid(space1+1,space2<0?line.length()-space1-1:space2-space1-1);
-                        int dot = mapversions.indexOf(QLatin1Char('.'));
-                        int mapvmaj = mapversions.left(dot).toInt();
-                        if (mapvmaj<=vmaj) {
-                            if (mapvmaj<vmaj || vmin >= mapversions.mid(dot+1).toInt()) {
-                                QStringRef mapfile = space2<0 ? QStringRef() : line.midRef(space2+1,line.length()-space2-1);
-                                if (url_return)
-                                    *url_return = url.resolved(QUrl(mapfile.toString()));
-                                return true;
-                            }
+
+                const QString typeName = QString::fromUtf8(type);
+
+                QmlDirParser qmldirParser;
+                qmldirParser.setUrl(url);
+                qmldirParser.setSource(qmldircontent);
+                qmldirParser.parse();
+
+                foreach (const QmlDirParser::Component &c, qmldirParser.components()) { // ### TODO: cache the components
+                    if (c.majorVersion < vmaj || (c.majorVersion == vmaj && vmin >= c.minorVersion)) {
+                        if (c.typeName == typeName) {
+                            if (url_return)
+                                *url_return = url.resolved(QUrl(c.fileName));
+
+                            return true;
                         }
                     }
                 }
+
             } else {
                 // XXX search non-files too! (eg. zip files, see QT-524)
                 QFileInfo f(toLocalFileOrQrc(url));
@@ -1306,9 +1319,6 @@ struct QmlEnginePrivate::ImportedNamespace {
     }
 };
 
-Q_GLOBAL_STATIC_WITH_ARGS(QFactoryLoader, loader,
-    (QmlModuleFactoryInterface_iid, QLatin1String("/qmlmodules")))
-
 class QmlImportsPrivate {
 public:
     QmlImportsPrivate() : ref(1)
@@ -1321,7 +1331,9 @@ public:
             delete s;
     }
 
-    bool add(const QUrl& base, const QString& qmldircontent, const QString& uri, const QString& prefix, int vmaj, int vmin, QmlScriptParser::Import::Type importType, const QStringList& importPath)
+    QSet<QString> qmlDirFilesForWhichPluginsHaveBeenLoaded;
+
+    bool add(const QUrl& base, const QString& qmldircontent, const QString& uri, const QString& prefix, int vmaj, int vmin, QmlScriptParser::Import::Type importType, const QStringList& importPath, QmlEngine *engine)
     {
         QmlEnginePrivate::ImportedNamespace *s;
         if (prefix.isEmpty()) {
@@ -1332,39 +1344,63 @@ public:
                 set.insert(prefix,(s=new QmlEnginePrivate::ImportedNamespace));
         }
         QString url = uri;
-        bool isbuiltin = false;
         if (importType == QmlScriptParser::Import::Library) {
-            url.replace(QLatin1Char('.'),QLatin1Char('/'));
+            url.replace(QLatin1Char('.'), QLatin1Char('/'));
             bool found = false;
-            foreach (QString p, importPath) {
-                QString dir = p+QLatin1Char('/')+url;
+            QString content;
+            QString dir;            
+
+            // user import paths
+            QStringList paths;
+
+            // base..
+            paths += QFileInfo(base.toLocalFile()).path();
+            paths += importPath;
+            paths += QmlEnginePrivate::get(engine)->environmentImportPath;
+
+            foreach (const QString &p, paths) {
+                dir = p+QLatin1Char('/')+url;
                 QFileInfo fi(dir+QLatin1String("/qmldir"));
+                const QString absoluteFilePath = fi.absoluteFilePath();
+
                 if (fi.isFile()) {
-                    url = QUrl::fromLocalFile(fi.absolutePath()).toString();
                     found = true;
+
+                    url = QUrl::fromLocalFile(fi.absolutePath()).toString();
+
+                    QFile file(absoluteFilePath);
+                    if (file.open(QFile::ReadOnly))
+                        content = QString::fromUtf8(file.readAll());
+
+                    if (! qmlDirFilesForWhichPluginsHaveBeenLoaded.contains(absoluteFilePath)) {
+                        qmlDirFilesForWhichPluginsHaveBeenLoaded.insert(absoluteFilePath);
+
+                        QmlDirParser qmldirParser;
+                        qmldirParser.setSource(content);
+                        qmldirParser.parse();
+
+                        foreach (const QmlDirParser::Plugin &plugin, qmldirParser.plugins()) {
+                            QString resolvedFilePath = QmlEnginePrivate::get(engine)->resolvePlugin(dir + QDir::separator() + plugin.path,
+                                                                                                    plugin.name);
+
+                            if (!resolvedFilePath.isEmpty())
+                                engine->importExtension(resolvedFilePath, uri);
+                        }
+                    }
+
                     break;
                 }
             }
-            if (!found) {
-                // XXX assume it is a built-in type qualifier
-                isbuiltin = true;
-            }
-            QFactoryLoader *l = loader();
-            QmlModuleFactoryInterface *factory =
-                qobject_cast<QmlModuleFactoryInterface*>(l->instance(uri));
-            if (factory) {
-                factory->defineModuleOnce(uri);
-                isbuiltin = true;
-            }
+
         } else {
             url = base.resolved(QUrl(url)).toString();
         }
+
         s->uris.prepend(uri);
         s->urls.prepend(url);
         s->majversions.prepend(vmaj);
         s->minversions.prepend(vmin);
         s->isLibrary.prepend(importType == QmlScriptParser::Import::Library);
-        s->isBuiltin.prepend(isbuiltin);
         s->qmlDirContent.prepend(qmldircontent);
         return true;
     }
@@ -1387,10 +1423,11 @@ public:
         if (s) {
             if (s->find(unqualifiedtype,vmajor,vminor,type_return,url_return))
                 return true;
-            if (s->urls.count() == 1 && !s->isBuiltin[0] && !s->isLibrary[0] && url_return) {
+            if (s->urls.count() == 1 && !s->isLibrary[0] && url_return) {
                 *url_return = QUrl(s->urls[0]+QLatin1Char('/')).resolved(QUrl(QString::fromUtf8(unqualifiedtype) + QLatin1String(".qml")));
                 return true;
             }
+
         }
         if (url_return) {
             *url_return = base.resolved(QUrl(QString::fromUtf8(type + ".qml")));
@@ -1451,9 +1488,6 @@ static QmlTypeNameCache *cacheForNamespace(QmlEngine *engine, const QmlEnginePri
     QList<QmlType *> types = QmlMetaType::qmlTypes();
 
     for (int ii = 0; ii < set.uris.count(); ++ii) {
-        if (!set.isBuiltin.at(ii))
-            continue;
-
         QByteArray base = set.uris.at(ii).toUtf8() + '/';
         int major = set.majversions.at(ii);
         int minor = set.minversions.at(ii);
@@ -1552,6 +1586,24 @@ void QmlEngine::addImportPath(const QString& path)
 }
 
 /*!
+  Imports the given \a extension into this QmlEngine.  Returns
+  true if the extension was successfully imported.
+
+  \sa QmlExtensionInterface
+*/
+bool QmlEngine::importExtension(const QString &fileName, const QString &uri)
+{
+    QPluginLoader loader(fileName);
+
+    if (QmlExtensionInterface *iface = qobject_cast<QmlExtensionInterface *>(loader.instance())) {
+        iface->initialize(this, uri.toUtf8().constData());
+        return true;
+    }
+
+    return false;
+}
+
+/*!
   \property QmlEngine::offlineStoragePath
   \brief the directory for storing offline user data
 
@@ -1580,6 +1632,87 @@ QString QmlEngine::offlineStoragePath() const
     return d->scriptEngine.offlineStoragePath;
 }
 
+/*!
+  \internal
+
+  Returns the result of the merge of \a baseName with \a dir, \a suffixes, and \a prefix.
+ */
+QString QmlEnginePrivate::resolvePlugin(const QDir &dir, const QString &baseName,
+                                        const QStringList &suffixes,
+                                        const QString &prefix)
+{
+    foreach (const QString &suffix, suffixes) {
+        QString pluginFileName = prefix;
+
+        pluginFileName += baseName;
+        pluginFileName += QLatin1Char('.');
+        pluginFileName += suffix;
+
+        QFileInfo fileInfo(dir, pluginFileName);
+
+        if (fileInfo.exists())
+            return fileInfo.absoluteFilePath();
+    }
+
+    return QString();
+}
+
+/*!
+  \internal
+
+  Returns the result of the merge of \a baseName with \a dir and the platform suffix.
+
+  \table
+  \header \i Platform \i Valid suffixes
+  \row \i Windows     \i \c .dll
+  \row \i Unix/Linux  \i \c .so
+  \row \i AIX  \i \c .a
+  \row \i HP-UX       \i \c .sl, \c .so (HP-UXi)
+  \row \i Mac OS X    \i \c .dylib, \c .bundle, \c .so
+  \row \i Symbian     \i \c .dll
+  \endtable
+
+  Version number on unix are ignored.
+*/
+QString QmlEnginePrivate::resolvePlugin(const QDir &dir, const QString &baseName)
+{
+#if defined(Q_OS_WIN32) || defined(Q_OS_WINCE)
+    return resolvePlugin(dir, baseName, QStringList(QLatin1String("dll")));
+#elif defined(Q_OS_SYMBIAN)
+    return resolvePlugin(dir, baseName, QStringList() << QLatin1String("dll") << QLatin1String("qtplugin"));
+#else
+
+# if defined(Q_OS_DARWIN)
+
+    return resolvePlugin(dir, baseName, QStringList() << QLatin1String("dylib") << QLatin1String("so") << QLatin1String("bundle"),
+                         QLatin1String("lib"));
+# else  // Generic Unix
+    QStringList validSuffixList;
+
+#  if defined(Q_OS_HPUX)
+/*
+    See "HP-UX Linker and Libraries User's Guide", section "Link-time Differences between PA-RISC and IPF":
+    "In PA-RISC (PA-32 and PA-64) shared libraries are suffixed with .sl. In IPF (32-bit and 64-bit),
+    the shared libraries are suffixed with .so. For compatibility, the IPF linker also supports the .sl suffix."
+ */
+    validSuffixList << QLatin1String("sl");
+#   if defined __ia64
+    validSuffixList << QLatin1String("so");
+#   endif
+#  elif defined(Q_OS_AIX)
+    validSuffixList << QLatin1String("a") << QLatin1String("so");
+#  elif defined(Q_OS_UNIX)
+    validSuffixList << QLatin1String("so");
+#  endif
+
+    // Examples of valid library names:
+    //  libfoo.so
+
+    return resolvePlugin(dir, baseName, validSuffixList, QLatin1String("lib"));
+# endif
+
+#endif
+}
 
 /*!
   \internal
@@ -1597,7 +1730,8 @@ QString QmlEngine::offlineStoragePath() const
 */
 bool QmlEnginePrivate::addToImport(Imports* imports, const QString& qmldircontent, const QString& uri, const QString& prefix, int vmaj, int vmin, QmlScriptParser::Import::Type importType) const
 {
-    bool ok = imports->d->add(imports->d->base,qmldircontent,uri,prefix,vmaj,vmin,importType,fileImportPath);
+    QmlEngine *engine = QmlEnginePrivate::get(const_cast<QmlEnginePrivate *>(this));
+    bool ok = imports->d->add(imports->d->base,qmldircontent,uri,prefix,vmaj,vmin,importType,fileImportPath, engine);
     if (qmlImportTrace())
         qDebug() << "QmlEngine::addToImport(" << imports << uri << prefix << vmaj << '.' << vmin << (importType==QmlScriptParser::Import::Library? "Library" : "File") << ": " << ok;
     return ok;
diff --git a/src/declarative/qml/qmlengine.h b/src/declarative/qml/qmlengine.h
index 64d0b9d..dd2012a 100644
--- a/src/declarative/qml/qmlengine.h
+++ b/src/declarative/qml/qmlengine.h
@@ -78,6 +78,7 @@ public:
     void clearComponentCache();
 
     void addImportPath(const QString& dir);
+    bool importExtension(const QString &fileName, const QString &uri);
 
     void setNetworkAccessManagerFactory(QmlNetworkAccessManagerFactory *);
     QmlNetworkAccessManagerFactory *networkAccessManagerFactory() const;
diff --git a/src/declarative/qml/qmlengine_p.h b/src/declarative/qml/qmlengine_p.h
index 3fe7991..85c5fbe 100644
--- a/src/declarative/qml/qmlengine_p.h
+++ b/src/declarative/qml/qmlengine_p.h
@@ -104,6 +104,7 @@ class QmlCleanup;
 class QmlDelayedError;
 class QmlWorkerScriptEngine;
 class QmlGlobalScriptClass;
+class QDir;
 
 class QmlScriptEngine : public QScriptEngine
 {
@@ -263,6 +264,15 @@ public:
         QmlImportsPrivate *d;
     };
 
+
+    QStringList environmentImportPath;
+
+    QString resolvePlugin(const QDir &dir, const QString &baseName,
+                          const QStringList &suffixes,
+                          const QString &prefix = QString());
+    QString resolvePlugin(const QDir &dir, const QString &baseName);
+
+
     bool addToImport(Imports*, const QString& qmlDirContent,const QString& uri, const QString& prefix, int vmaj, int vmin, QmlScriptParser::Import::Type importType) const;
     bool resolveType(const Imports&, const QByteArray& type,
                      QmlType** type_return, QUrl* url_return,
diff --git a/src/declarative/qml/qmlextensioninterface.h b/src/declarative/qml/qmlextensioninterface.h
new file mode 100644
index 0000000..644ef1e
--- /dev/null
+++ b/src/declarative/qml/qmlextensioninterface.h
@@ -0,0 +1,67 @@
+/****************************************************************************
+**
+** 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 QMLEXTENSIONINTERFACE_H
+#define QMLEXTENSIONINTERFACE_H
+
+#include <QtCore/qobject.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Declarative)
+
+class QmlEngine;
+
+struct Q_DECLARATIVE_EXPORT QmlExtensionInterface
+{
+    virtual ~QmlExtensionInterface() {}
+    virtual void initialize(QmlEngine *engine, const char *uri) = 0;
+};
+
+Q_DECLARE_INTERFACE(QmlExtensionInterface, "com.trolltech.Qt.QmlExtensionInterface/1.0")
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QMLEXTENSIONINTERFACE_H
diff --git a/src/declarative/qml/qmlextensionplugin.cpp b/src/declarative/qml/qmlextensionplugin.cpp
new file mode 100644
index 0000000..c1195d2
--- /dev/null
+++ b/src/declarative/qml/qmlextensionplugin.cpp
@@ -0,0 +1,87 @@
+/****************************************************************************
+**
+** 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 "qmlextensionplugin.h"
+
+QT_BEGIN_NAMESPACE
+
+/*!
+    \since 4.7
+    \class QmlExtensionPlugin
+    \brief The QmlExtensionPlugin class provides an abstract base for custom QML extension plugins.
+
+    \ingroup plugins
+
+    QmlExtensionPlugin is a plugin interface that makes it
+    possible to offer extensions that can be loaded dynamically into
+    applications using the QmlEngine class.
+
+    Writing a QML extension plugin is achieved by subclassing this
+    base class, reimplementing the pure virtual initialize()
+    function, and exporting the class using the Q_EXPORT_PLUGIN2()
+    macro. See \l {How to Create Qt Plugins} for details.
+
+    \sa QmlEngine::importExtension()
+*/
+
+/*!
+    \fn void QmlExtensionPlugin::initialize(QmlEngine *engine)
+
+    Initializes the extension specified in the given \a engine.
+*/
+
+/*!
+    Constructs a QML extension plugin with the given \a parent.
+
+    Note that this constructor is invoked automatically by the
+    Q_EXPORT_PLUGIN2() macro, so there is no need for calling it
+    explicitly.
+*/
+QmlExtensionPlugin::QmlExtensionPlugin(QObject *parent)
+    : QObject(parent)
+{
+}
+
+QmlExtensionPlugin::~QmlExtensionPlugin()
+{
+}
+
+QT_END_NAMESPACE
diff --git a/src/declarative/qml/qmlmoduleplugin.h b/src/declarative/qml/qmlextensionplugin.h
index b28f1ad..8cc64ad 100644
--- a/src/declarative/qml/qmlmoduleplugin.h
+++ b/src/declarative/qml/qmlextensionplugin.h
@@ -39,14 +39,12 @@
 **
 ****************************************************************************/
 
-#ifndef QMLMODULEPLUGIN_H
-#define QMLMODULEPLUGIN_H
+#ifndef QMLEXTENSIONPLUGIN_H
+#define QMLEXTENSIONPLUGIN_H
 
 #include <QtCore/qplugin.h>
-#include <QtCore/qfactoryinterface.h>
-#include <QtCore/qlist.h>
-#include <QtCore/qset.h>
-#include <QtCore/qbytearray.h>
+
+#include "qmlextensioninterface.h"
 
 QT_BEGIN_HEADER
 
@@ -54,33 +52,21 @@ QT_BEGIN_NAMESPACE
 
 QT_MODULE(Declarative)
 
-struct Q_DECLARATIVE_EXPORT QmlModuleFactoryInterface : public QFactoryInterface
-{
-    virtual void defineModuleOnce(const QString& uri) = 0;
-};
-
-#define QmlModuleFactoryInterface_iid "com.nokia.Qt.QmlModuleFactoryInterface"
+class QmlEngine;
 
-Q_DECLARE_INTERFACE(QmlModuleFactoryInterface, QmlModuleFactoryInterface_iid)
-
-
-class Q_DECLARATIVE_EXPORT QmlModulePlugin : public QObject, public QmlModuleFactoryInterface
+class Q_DECLARATIVE_EXPORT QmlExtensionPlugin : public QObject, public QmlExtensionInterface
 {
     Q_OBJECT
-    Q_INTERFACES(QmlModuleFactoryInterface:QFactoryInterface)
+    Q_INTERFACES(QmlExtensionInterface)
 public:
-    explicit QmlModulePlugin(QObject *parent = 0);
-    ~QmlModulePlugin();
-
-    virtual void defineModule(const QString& uri) = 0;
+    explicit QmlExtensionPlugin(QObject *parent = 0);
+    ~QmlExtensionPlugin();
 
-private:
-    void defineModuleOnce(const QString& uri);
-    QSet<QString> defined;
+    virtual void initialize(QmlEngine *engine, const char *uri) = 0;
 };
 
 QT_END_NAMESPACE
 
 QT_END_HEADER
 
-#endif // QMLMODULEPLUGIN_H
+#endif // QMLEXTENSIONPLUGIN_H
diff --git a/src/declarative/qml/qmlmetaproperty.cpp b/src/declarative/qml/qmlmetaproperty.cpp
index ac619ec..d731393 100644
--- a/src/declarative/qml/qmlmetaproperty.cpp
+++ b/src/declarative/qml/qmlmetaproperty.cpp
@@ -777,6 +777,7 @@ bool QmlMetaPropertyPrivate::writeValueProperty(const QVariant &value,
         writeBack->read(object, core.coreIndex);
 
         QmlPropertyCache::Data data = core;
+        data.flags = valueType.flags;
         data.coreIndex = valueType.valueTypeCoreIdx;
         data.propType = valueType.valueTypePropType;
         rv = write(writeBack, data, value, context, flags);
@@ -1082,15 +1083,20 @@ struct ValueTypeSerializedData : public SerializedData {
 };
 
 QByteArray QmlMetaPropertyPrivate::saveValueType(const QMetaObject *metaObject, int index, 
-                                                 int subIndex, int subType)
+                                                 const QMetaObject *subObject, int subIndex)
 {
+    QMetaProperty prop = metaObject->property(index);
+    QMetaProperty subProp = subObject->property(subIndex);
+
     ValueTypeSerializedData sd;
     sd.type = QmlMetaProperty::ValueTypeProperty;
     sd.core.load(metaObject->property(index));
+    sd.valueType.flags = QmlPropertyCache::Data::flagsForProperty(subProp);
     sd.valueType.valueTypeCoreIdx = subIndex;
-    sd.valueType.valueTypePropType = subType;
+    sd.valueType.valueTypePropType = subProp.userType();
 
     QByteArray rv((const char *)&sd, sizeof(sd));
+
     return rv;
 }
 
diff --git a/src/declarative/qml/qmlmetaproperty_p.h b/src/declarative/qml/qmlmetaproperty_p.h
index b99e5be..9236bd3 100644
--- a/src/declarative/qml/qmlmetaproperty_p.h
+++ b/src/declarative/qml/qmlmetaproperty_p.h
@@ -111,7 +111,8 @@ public:
     static QmlAbstractBinding *setBinding(QObject *, const QmlPropertyCache::Data &, QmlAbstractBinding *,
                                           QmlMetaProperty::WriteFlags flags = QmlMetaProperty::DontRemoveBinding);
 
-    static QByteArray saveValueType(const QMetaObject *, int, int, int);
+    static QByteArray saveValueType(const QMetaObject *, int, 
+                                    const QMetaObject *, int);
     static QByteArray saveProperty(const QMetaObject *, int);
     static QmlMetaProperty restore(const QByteArray &, QObject *, QmlContext * = 0);
 
diff --git a/src/declarative/qml/qmlmoduleplugin.cpp b/src/declarative/qml/qmlmoduleplugin.cpp
deleted file mode 100644
index 8019805..0000000
--- a/src/declarative/qml/qmlmoduleplugin.cpp
+++ /dev/null
@@ -1,111 +0,0 @@
-/****************************************************************************
-**
-** 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 "qmlmoduleplugin.h"
-#include "qstringlist.h"
-
-QT_BEGIN_NAMESPACE
-
-/*!
-    \class QmlModulePlugin
-    \brief The QmlModulePlugin class provides an abstract base for custom QML module plugins.
-    \reentrant
-    \ingroup plugins
-
-    The QML module plugin is a simple plugin interface that makes it
-    easy to add custom QML modules that can be loaded dynamically
-    into applications.
-
-    Writing a QML module plugin is achieved by subclassing this base
-    class, reimplementing the pure virtual function keys(), and
-    exporting the class with the Q_EXPORT_PLUGIN2() macro. See \l{How
-    to Create Qt Plugins} for details.
-
-    The strings returned by keys() should be the list of URIs of modules
-    that the plugin registers.
-
-    The plugin should register QML types with qmlRegisterType() when the
-    defineModule() method is called.
-
-    See the example in \c{examples/declarative/plugins}.
-*/
-
-/*!
-    Constructs a QML module plugin with the given \a parent. This is
-    invoked automatically by the Q_EXPORT_PLUGIN2() macro.
-*/
-QmlModulePlugin::QmlModulePlugin(QObject *parent)
-    : QObject(parent)
-{
-}
-
-/*!
-    Destroys the QML module plugin.
-
-    You never have to call this explicitly. Qt destroys a plugin
-    automatically when it is no longer used.
-*/
-QmlModulePlugin::~QmlModulePlugin()
-{
-}
-
-/*!
-    \fn void QmlModulePlugin::defineModule(const QString& uri)
-
-    Subclasses must override this function to register types
-    of the module \a uri, which will be one of the strings returned by keys().
-
-    The plugin registers QML types with qmlRegisterType():
-
-    \code
-        qmlRegisterType<MyClass>("com.nokia.MyModule", 1, 0, "MyType", "MyClass");
-    \endcode
-*/
-
-void QmlModulePlugin::defineModuleOnce(const QString& uri)
-{ 
-    if (!defined.contains(uri)) {
-        defined += uri;
-        defineModule(uri);
-    }
-}
-
-QT_END_NAMESPACE
diff --git a/src/declarative/qml/qmlpropertycache.cpp b/src/declarative/qml/qmlpropertycache.cpp
index 2d087b6..81f8e51 100644
--- a/src/declarative/qml/qmlpropertycache.cpp
+++ b/src/declarative/qml/qmlpropertycache.cpp
@@ -49,13 +49,11 @@ Q_DECLARE_METATYPE(QScriptValue);
 
 QT_BEGIN_NAMESPACE
 
-void QmlPropertyCache::Data::load(const QMetaProperty &p, QmlEngine *engine)
+QmlPropertyCache::Data::Flags QmlPropertyCache::Data::flagsForProperty(const QMetaProperty &p, QmlEngine *engine) 
 {
-    propType = p.userType();
-    if (QVariant::Type(propType) == QVariant::LastType)
-        propType = qMetaTypeId<QVariant>();
-    coreIndex = p.propertyIndex();
-    notifyIndex = p.notifySignalIndex();
+    int propType = p.userType();
+
+    Flags flags;
 
     if (p.isConstant())
         flags |= Data::IsConstant;
@@ -78,6 +76,18 @@ void QmlPropertyCache::Data::load(const QMetaProperty &p, QmlEngine *engine)
         else if (cat == QmlMetaType::List)
             flags |= Data::IsQList;
     }
+
+    return flags;
+}
+
+void QmlPropertyCache::Data::load(const QMetaProperty &p, QmlEngine *engine)
+{
+    propType = p.userType();
+    if (QVariant::Type(propType) == QVariant::LastType)
+        propType = qMetaTypeId<QVariant>();
+    coreIndex = p.propertyIndex();
+    notifyIndex = p.notifySignalIndex();
+    flags = flagsForProperty(p, engine);
 }
 
 void QmlPropertyCache::Data::load(const QMetaMethod &m)
diff --git a/src/declarative/qml/qmlpropertycache_p.h b/src/declarative/qml/qmlpropertycache_p.h
index 18eea80..4a98b88 100644
--- a/src/declarative/qml/qmlpropertycache_p.h
+++ b/src/declarative/qml/qmlpropertycache_p.h
@@ -104,6 +104,7 @@ public:
         int coreIndex;
         int notifyIndex;
 
+        static Flags flagsForProperty(const QMetaProperty &, QmlEngine *engine = 0);
         void load(const QMetaProperty &, QmlEngine *engine = 0);
         void load(const QMetaMethod &);
         QString name(QObject *);
@@ -113,6 +114,7 @@ public:
     struct ValueTypeData {
         inline ValueTypeData();
         inline bool operator==(const ValueTypeData &);
+        Data::Flags flags;     // flags on the value type wrapper
         int valueTypeCoreIdx;  // The prop index of the access property on the value type wrapper
         int valueTypePropType; // The QVariant::Type of access property on the value type wrapper
     };
@@ -173,13 +175,14 @@ QmlPropertyCache::property(const QScriptDeclarativeClass::Identifier &id) const
 }
 
 QmlPropertyCache::ValueTypeData::ValueTypeData()
-: valueTypeCoreIdx(-1), valueTypePropType(0) 
+: flags(QmlPropertyCache::Data::NoFlags), valueTypeCoreIdx(-1), valueTypePropType(0) 
 {
 }
 
 bool QmlPropertyCache::ValueTypeData::operator==(const ValueTypeData &o) 
 { 
-    return valueTypeCoreIdx == o.valueTypeCoreIdx &&
+    return flags == o.flags &&
+           valueTypeCoreIdx == o.valueTypeCoreIdx &&
            valueTypePropType == o.valueTypePropType; 
 }
 
diff --git a/src/declarative/qml/qmlvaluetype.cpp b/src/declarative/qml/qmlvaluetype.cpp
index 33c3e76..e3b4219 100644
--- a/src/declarative/qml/qmlvaluetype.cpp
+++ b/src/declarative/qml/qmlvaluetype.cpp
@@ -75,6 +75,8 @@ QmlValueType *QmlValueTypeFactory::valueType(int t)
         return new QmlRectFValueType;
     case QVariant::Vector3D:
         return new QmlVector3DValueType;
+    case QVariant::EasingCurve:
+        return new QmlEasingValueType;
     case QVariant::Font:
         return new QmlFontValueType;
     default:
@@ -473,6 +475,74 @@ void QmlVector3DValueType::setZ(qreal z)
     vector.setZ(z);
 }
 
+QmlEasingValueType::QmlEasingValueType(QObject *parent)
+: QmlValueType(parent)
+{
+}
+
+void QmlEasingValueType::read(QObject *obj, int idx)
+{
+    void *a[] = { &easing, 0 };
+    QMetaObject::metacall(obj, QMetaObject::ReadProperty, idx, a);
+}
+
+void QmlEasingValueType::write(QObject *obj, int idx, QmlMetaProperty::WriteFlags flags)
+{
+    int status = -1;
+    void *a[] = { &easing, 0, &status, &flags };
+    QMetaObject::metacall(obj, QMetaObject::WriteProperty, idx, a);
+}
+
+QVariant QmlEasingValueType::value()
+{
+    return QVariant(easing);
+}
+
+void QmlEasingValueType::setValue(QVariant value)
+{
+    easing = qvariant_cast<QEasingCurve>(value);
+}
+
+QmlEasingValueType::Type QmlEasingValueType::type() const
+{
+    return (QmlEasingValueType::Type)easing.type();
+}
+
+qreal QmlEasingValueType::amplitude() const
+{
+    return easing.amplitude();
+}
+
+qreal QmlEasingValueType::overshoot() const
+{
+    return easing.overshoot();
+}
+
+qreal QmlEasingValueType::period() const
+{
+    return easing.period();
+}
+
+void QmlEasingValueType::setType(QmlEasingValueType::Type type)
+{
+    easing.setType((QEasingCurve::Type)type);
+}
+
+void QmlEasingValueType::setAmplitude(qreal amplitude)
+{
+    easing.setAmplitude(amplitude);
+}
+
+void QmlEasingValueType::setOvershoot(qreal overshoot)
+{
+    easing.setOvershoot(overshoot);
+}
+
+void QmlEasingValueType::setPeriod(qreal period)
+{
+    easing.setPeriod(period);
+}
+
 QmlFontValueType::QmlFontValueType(QObject *parent)
 : QmlValueType(parent), hasPixelSize(false)
 {
diff --git a/src/declarative/qml/qmlvaluetype_p.h b/src/declarative/qml/qmlvaluetype_p.h
index 0a152e8..6dd3703 100644
--- a/src/declarative/qml/qmlvaluetype_p.h
+++ b/src/declarative/qml/qmlvaluetype_p.h
@@ -57,6 +57,7 @@
 
 #include <QtCore/qobject.h>
 #include <QtCore/qrect.h>
+#include <QtCore/qeasingcurve.h>
 #include <QtCore/qvariant.h>
 #include <QtGui/qvector3d.h>
 #include <QtGui/qfont.h>
@@ -256,6 +257,62 @@ private:
     QVector3D vector;
 };
 
+class Q_AUTOTEST_EXPORT QmlEasingValueType : public QmlValueType
+{
+    Q_OBJECT
+    Q_ENUMS(Type)
+
+    Q_PROPERTY(QmlEasingValueType::Type type READ type WRITE setType)
+    Q_PROPERTY(qreal amplitude READ amplitude WRITE setAmplitude)
+    Q_PROPERTY(qreal overshoot READ overshoot WRITE setOvershoot)
+    Q_PROPERTY(qreal period READ period WRITE setPeriod)
+public:
+    enum Type {
+        Linear = QEasingCurve::Linear,
+        InQuad = QEasingCurve::InQuad, OutQuad = QEasingCurve::OutQuad,
+        InOutQuad = QEasingCurve::InOutQuad, OutInQuad = QEasingCurve::OutInQuad,
+        InCubic = QEasingCurve::InCubic, OutCubic = QEasingCurve::OutCubic,
+        InOutCubic = QEasingCurve::InOutCubic, OutInCubic = QEasingCurve::OutInCubic,
+        InQuart = QEasingCurve::InQuart, OutQuart = QEasingCurve::OutQuart,
+        InOutQuart = QEasingCurve::InOutQuart, OutInQuart = QEasingCurve::OutInQuart,
+        InQuint = QEasingCurve::InQuint, OutQuint = QEasingCurve::OutQuint,
+        InOutQuint = QEasingCurve::InOutQuint, OutInQuint = QEasingCurve::OutInQuint,
+        InSine = QEasingCurve::InSine, OutSine = QEasingCurve::OutSine,
+        InOutSine = QEasingCurve::InOutSine, OutInSine = QEasingCurve::OutInSine,
+        InExpo = QEasingCurve::InExpo, OutExpo = QEasingCurve::OutExpo,
+        InOutExpo = QEasingCurve::InOutExpo, OutInExpo = QEasingCurve::OutInExpo,
+        InCirc = QEasingCurve::InCirc, OutCirc = QEasingCurve::OutCirc,
+        InOutCirc = QEasingCurve::InOutCirc, OutInCirc = QEasingCurve::OutInCirc,
+        InElastic = QEasingCurve::InElastic, OutElastic = QEasingCurve::OutElastic,
+        InOutElastic = QEasingCurve::InOutElastic, OutInElastic = QEasingCurve::OutInElastic,
+        InBack = QEasingCurve::InBack, OutBack = QEasingCurve::OutBack,
+        InOutBack = QEasingCurve::InOutBack, OutInBack = QEasingCurve::OutInBack,
+        InBounce = QEasingCurve::InBounce, OutBounce = QEasingCurve::OutBounce,
+        InOutBounce = QEasingCurve::InOutBounce, OutInBounce = QEasingCurve::OutInBounce,
+        InCurve = QEasingCurve::InCurve, OutCurve = QEasingCurve::OutCurve,
+        SineCurve = QEasingCurve::SineCurve, CosineCurve = QEasingCurve::CosineCurve,
+    };
+
+    QmlEasingValueType(QObject *parent = 0);
+
+    virtual void read(QObject *, int);
+    virtual void write(QObject *, int, QmlMetaProperty::WriteFlags);
+    virtual QVariant value();
+    virtual void setValue(QVariant value);
+
+    Type type() const;
+    qreal amplitude() const;
+    qreal overshoot() const;
+    qreal period() const;
+    void setType(Type);
+    void setAmplitude(qreal);
+    void setOvershoot(qreal);
+    void setPeriod(qreal);
+
+private:
+    QEasingCurve easing;
+};
+
 class Q_AUTOTEST_EXPORT QmlFontValueType : public QmlValueType
 {
     Q_OBJECT
diff --git a/src/declarative/qml/qmlworkerscript.cpp b/src/declarative/qml/qmlworkerscript.cpp
index a2e8c7a..9a48c4f 100644
--- a/src/declarative/qml/qmlworkerscript.cpp
+++ b/src/declarative/qml/qmlworkerscript.cpp
@@ -169,7 +169,7 @@ private:
 class QmlWorkerListModelAgent : public QObject
 {
     Q_OBJECT
-    Q_PROPERTY(int count READ count);
+    Q_PROPERTY(int count READ count)
 
 public:
     QmlWorkerListModelAgent(QmlWorkerListModel *);
diff --git a/src/declarative/util/qmlanimation.cpp b/src/declarative/util/qmlanimation.cpp
index 6dcce58..2f24167 100644
--- a/src/declarative/util/qmlanimation.cpp
+++ b/src/declarative/util/qmlanimation.cpp
@@ -66,79 +66,6 @@
 
 QT_BEGIN_NAMESPACE
 
-static QEasingCurve stringToCurve(const QString &curve, QObject *obj)
-{
-    QEasingCurve easingCurve;
-
-    QString normalizedCurve = curve;
-    bool hasParams = curve.contains(QLatin1Char('('));
-    QStringList props;
-
-    if (hasParams) {
-        QString easeName = curve.trimmed();
-        if (!easeName.endsWith(QLatin1Char(')'))) {
-            qmlInfo(obj) << QmlPropertyAnimation::tr("Unmatched parenthesis in easing function \"%1\"").arg(curve);
-            return easingCurve;
-        }
-
-        int idx = easeName.indexOf(QLatin1Char('('));
-        QString prop_str =
-            easeName.mid(idx + 1, easeName.length() - 1 - idx - 1);
-        normalizedCurve = easeName.left(idx);
-        if (!normalizedCurve.startsWith(QLatin1String("ease"))) {
-            qmlInfo(obj) << QmlPropertyAnimation::tr("Easing function \"%1\" must start with \"ease\"").arg(curve);
-            return easingCurve;
-        }
-
-        props = prop_str.split(QLatin1Char(','));
-    }
-
-    if (normalizedCurve.startsWith(QLatin1String("ease")))
-        normalizedCurve = normalizedCurve.mid(4);
-
-    static int index = QEasingCurve::staticMetaObject.indexOfEnumerator("Type");
-    static QMetaEnum me = QEasingCurve::staticMetaObject.enumerator(index);
-
-    int value = me.keyToValue(normalizedCurve.toUtf8().constData());
-    if (value < 0) {
-        qmlInfo(obj) << QmlPropertyAnimation::tr("Unknown easing curve \"%1\"").arg(curve);
-        return easingCurve;
-    }
-    easingCurve.setType((QEasingCurve::Type)value);
-
-    if (hasParams) {
-        foreach(const QString &str, props) {
-            int sep = str.indexOf(QLatin1Char(':'));
-
-            if (sep == -1) {
-                qmlInfo(obj) << QmlPropertyAnimation::tr("Improperly specified parameter in easing function \"%1\"").arg(curve);
-                continue;
-            }
-
-            QString propName = str.left(sep).trimmed();
-            bool isOk;
-            qreal propValue = str.mid(sep + 1).trimmed().toDouble(&isOk);
-
-            if (propName.isEmpty() || !isOk) {
-                qmlInfo(obj) << QmlPropertyAnimation::tr("Improperly specified parameter in easing function \"%1\"").arg(curve);
-                continue;
-            }
-
-            if (propName == QLatin1String("amplitude")) {
-                easingCurve.setAmplitude(propValue);
-            } else if (propName == QLatin1String("period")) {
-                easingCurve.setPeriod(propValue);
-            } else if (propName == QLatin1String("overshoot")) {
-                easingCurve.setOvershoot(propValue);
-            } else {
-                qmlInfo(obj) << QmlPropertyAnimation::tr("Unknown easing parameter \"%1\"").arg(propName);
-                continue;
-            }
-        }
-    }
-    return easingCurve;
-}
-
 QML_DEFINE_NOCREATE_TYPE(QmlAbstractAnimation)
 
 /*!
@@ -1927,195 +1854,195 @@ void QmlPropertyAnimation::setTo(const QVariant &t)
 }
 
 /*!
-    \qmlproperty string PropertyAnimation::easing
+    \qmlproperty QEasingCurve PropertyAnimation::easing
     \brief the easing curve used for the transition.
 
     Available values are:
 
     \table
     \row
-        \o \c easeLinear
+        \o \c Linear
         \o Easing curve for a linear (t) function: velocity is constant.
         \o \inlineimage qeasingcurve-linear.png
     \row
-        \o \c easeInQuad
+        \o \c InQuad
         \o Easing curve for a quadratic (t^2) function: accelerating from zero velocity.
         \o \inlineimage qeasingcurve-inquad.png
     \row
-        \o \c easeOutQuad
+        \o \c OutQuad
         \o Easing curve for a quadratic (t^2) function: decelerating to zero velocity.
         \o \inlineimage qeasingcurve-outquad.png
     \row
-        \o \c easeInOutQuad
+        \o \c InOutQuad
         \o Easing curve for a quadratic (t^2) function: acceleration until halfway, then deceleration.
         \o \inlineimage qeasingcurve-inoutquad.png
     \row
-        \o \c easeOutInQuad
+        \o \c OutInQuad
         \o Easing curve for a quadratic (t^2) function: deceleration until halfway, then acceleration.
         \o \inlineimage qeasingcurve-outinquad.png
     \row
-        \o \c easeInCubic
+        \o \c InCubic
         \o Easing curve for a cubic (t^3) function: accelerating from zero velocity.
         \o \inlineimage qeasingcurve-incubic.png
     \row
-        \o \c easeOutCubic
+        \o \c OutCubic
         \o Easing curve for a cubic (t^3) function: decelerating from zero velocity.
         \o \inlineimage qeasingcurve-outcubic.png
     \row
-        \o \c easeInOutCubic
+        \o \c InOutCubic
         \o Easing curve for a cubic (t^3) function: acceleration until halfway, then deceleration.
         \o \inlineimage qeasingcurve-inoutcubic.png
     \row
-        \o \c easeOutInCubic
+        \o \c OutInCubic
         \o Easing curve for a cubic (t^3) function: deceleration until halfway, then acceleration.
         \o \inlineimage qeasingcurve-outincubic.png
     \row
-        \o \c easeInQuart
+        \o \c InQuart
         \o Easing curve for a quartic (t^4) function: accelerating from zero velocity.
         \o \inlineimage qeasingcurve-inquart.png
     \row
-        \o \c easeOutQuart
+        \o \c OutQuart
         \o Easing curve for a cubic (t^4) function: decelerating from zero velocity.
         \o \inlineimage qeasingcurve-outquart.png
     \row
-        \o \c easeInOutQuart
+        \o \c InOutQuart
         \o Easing curve for a cubic (t^4) function: acceleration until halfway, then deceleration.
         \o \inlineimage qeasingcurve-inoutquart.png
     \row
-        \o \c easeOutInQuart
+        \o \c OutInQuart
         \o Easing curve for a cubic (t^4) function: deceleration until halfway, then acceleration.
         \o \inlineimage qeasingcurve-outinquart.png
     \row
-        \o \c easeInQuint
+        \o \c InQuint
         \o Easing curve for a quintic (t^5) function: accelerating from zero velocity.
         \o \inlineimage qeasingcurve-inquint.png
     \row
-        \o \c easeOutQuint
+        \o \c OutQuint
         \o Easing curve for a cubic (t^5) function: decelerating from zero velocity.
         \o \inlineimage qeasingcurve-outquint.png
     \row
-        \o \c easeInOutQuint
+        \o \c InOutQuint
         \o Easing curve for a cubic (t^5) function: acceleration until halfway, then deceleration.
         \o \inlineimage qeasingcurve-inoutquint.png
     \row
-        \o \c easeOutInQuint
+        \o \c OutInQuint
         \o Easing curve for a cubic (t^5) function: deceleration until halfway, then acceleration.
         \o \inlineimage qeasingcurve-outinquint.png
     \row
-        \o \c easeInSine
+        \o \c InSine
         \o Easing curve for a sinusoidal (sin(t)) function: accelerating from zero velocity.
         \o \inlineimage qeasingcurve-insine.png
     \row
-        \o \c easeOutSine
+        \o \c OutSine
         \o Easing curve for a sinusoidal (sin(t)) function: decelerating from zero velocity.
         \o \inlineimage qeasingcurve-outsine.png
     \row
-        \o \c easeInOutSine
+        \o \c InOutSine
         \o Easing curve for a sinusoidal (sin(t)) function: acceleration until halfway, then deceleration.
         \o \inlineimage qeasingcurve-inoutsine.png
     \row
-        \o \c easeOutInSine
+        \o \c OutInSine
         \o Easing curve for a sinusoidal (sin(t)) function: deceleration until halfway, then acceleration.
         \o \inlineimage qeasingcurve-outinsine.png
     \row
-        \o \c easeInExpo
+        \o \c InExpo
         \o Easing curve for an exponential (2^t) function: accelerating from zero velocity.
         \o \inlineimage qeasingcurve-inexpo.png
     \row
-        \o \c easeOutExpo
+        \o \c OutExpo
         \o Easing curve for an exponential (2^t) function: decelerating from zero velocity.
         \o \inlineimage qeasingcurve-outexpo.png
     \row
-        \o \c easeInOutExpo
+        \o \c InOutExpo
         \o Easing curve for an exponential (2^t) function: acceleration until halfway, then deceleration.
         \o \inlineimage qeasingcurve-inoutexpo.png
     \row
-        \o \c easeOutInExpo
+        \o \c OutInExpo
         \o Easing curve for an exponential (2^t) function: deceleration until halfway, then acceleration.
         \o \inlineimage qeasingcurve-outinexpo.png
     \row
-        \o \c easeInCirc
+        \o \c InCirc
         \o Easing curve for a circular (sqrt(1-t^2)) function: accelerating from zero velocity.
         \o \inlineimage qeasingcurve-incirc.png
     \row
-        \o \c easeOutCirc
+        \o \c OutCirc
         \o Easing curve for a circular (sqrt(1-t^2)) function: decelerating from zero velocity.
         \o \inlineimage qeasingcurve-outcirc.png
     \row
-        \o \c easeInOutCirc
+        \o \c InOutCirc
         \o Easing curve for a circular (sqrt(1-t^2)) function: acceleration until halfway, then deceleration.
         \o \inlineimage qeasingcurve-inoutcirc.png
     \row
-        \o \c easeOutInCirc
+        \o \c OutInCirc
         \o Easing curve for a circular (sqrt(1-t^2)) function: deceleration until halfway, then acceleration.
         \o \inlineimage qeasingcurve-outincirc.png
     \row
-        \o \c easeInElastic
+        \o \c InElastic
         \o Easing curve for an elastic (exponentially decaying sine wave) function: accelerating from zero velocity.
         \br The peak amplitude can be set with the \e amplitude parameter, and the period of decay by the \e period parameter.
         \o \inlineimage qeasingcurve-inelastic.png
     \row
-        \o \c easeOutElastic
+        \o \c OutElastic
         \o Easing curve for an elastic (exponentially decaying sine wave) function: decelerating from zero velocity.
         \br The peak amplitude can be set with the \e amplitude parameter, and the period of decay by the \e period parameter.
         \o \inlineimage qeasingcurve-outelastic.png
     \row
-        \o \c easeInOutElastic
+        \o \c InOutElastic
         \o Easing curve for an elastic (exponentially decaying sine wave) function: acceleration until halfway, then deceleration.
         \o \inlineimage qeasingcurve-inoutelastic.png
     \row
-        \o \c easeOutInElastic
+        \o \c OutInElastic
         \o Easing curve for an elastic (exponentially decaying sine wave) function: deceleration until halfway, then acceleration.
         \o \inlineimage qeasingcurve-outinelastic.png
     \row
-        \o \c easeInBack
+        \o \c InBack
         \o Easing curve for a back (overshooting cubic function: (s+1)*t^3 - s*t^2) easing in: accelerating from zero velocity.
         \o \inlineimage qeasingcurve-inback.png
     \row
-        \o \c easeOutBack
+        \o \c OutBack
         \o Easing curve for a back (overshooting cubic function: (s+1)*t^3 - s*t^2) easing out: decelerating to zero velocity.
         \o \inlineimage qeasingcurve-outback.png
     \row
-        \o \c easeInOutBack
+        \o \c InOutBack
         \o Easing curve for a back (overshooting cubic function: (s+1)*t^3 - s*t^2) easing in/out: acceleration until halfway, then deceleration.
         \o \inlineimage qeasingcurve-inoutback.png
     \row
-        \o \c easeOutInBack
+        \o \c OutInBack
         \o Easing curve for a back (overshooting cubic easing: (s+1)*t^3 - s*t^2) easing out/in: deceleration until halfway, then acceleration.
         \o \inlineimage qeasingcurve-outinback.png
     \row
-        \o \c easeInBounce
+        \o \c InBounce
         \o Easing curve for a bounce (exponentially decaying parabolic bounce) function: accelerating from zero velocity.
         \o \inlineimage qeasingcurve-inbounce.png
     \row
-        \o \c easeOutBounce
+        \o \c OutBounce
         \o Easing curve for a bounce (exponentially decaying parabolic bounce) function: decelerating from zero velocity.
         \o \inlineimage qeasingcurve-outbounce.png
     \row
-        \o \c easeInOutBounce
+        \o \c InOutBounce
         \o Easing curve for a bounce (exponentially decaying parabolic bounce) function easing in/out: acceleration until halfway, then deceleration.
         \o \inlineimage qeasingcurve-inoutbounce.png
     \row
-        \o \c easeOutInBounce
+        \o \c OutInBounce
         \o Easing curve for a bounce (exponentially decaying parabolic bounce) function easing out/in: deceleration until halfway, then acceleration.
         \o \inlineimage qeasingcurve-outinbounce.png
     \endtable
 
 */
-QString QmlPropertyAnimation::easing() const
+QEasingCurve QmlPropertyAnimation::easing() const
 {
     Q_D(const QmlPropertyAnimation);
     return d->easing;
 }
 
-void QmlPropertyAnimation::setEasing(const QString &e)
+void QmlPropertyAnimation::setEasing(const QEasingCurve &e)
 {
     Q_D(QmlPropertyAnimation);
     if (d->easing == e)
         return;
 
     d->easing = e;
-    d->va->setEasingCurve(stringToCurve(d->easing, this));
+    d->va->setEasingCurve(d->easing);
     emit easingChanged(e);
 }
 
diff --git a/src/declarative/util/qmlanimation_p.h b/src/declarative/util/qmlanimation_p.h
index 623ad8d..fd868bc 100644
--- a/src/declarative/util/qmlanimation_p.h
+++ b/src/declarative/util/qmlanimation_p.h
@@ -51,6 +51,7 @@
 #include <qmlscriptstring.h>
 
 #include <QtCore/qvariant.h>
+#include <QtCore/qeasingcurve.h>
 #include <QtCore/QAbstractAnimation>
 #include <QtGui/qcolor.h>
 
@@ -261,7 +262,7 @@ class Q_AUTOTEST_EXPORT QmlPropertyAnimation : public QmlAbstractAnimation
     Q_PROPERTY(int duration READ duration WRITE setDuration NOTIFY durationChanged)
     Q_PROPERTY(QVariant from READ from WRITE setFrom NOTIFY fromChanged)
     Q_PROPERTY(QVariant to READ to WRITE setTo NOTIFY toChanged)
-    Q_PROPERTY(QString easing READ easing WRITE setEasing NOTIFY easingChanged)
+    Q_PROPERTY(QEasingCurve easing READ easing WRITE setEasing NOTIFY easingChanged)
     Q_PROPERTY(QObject *target READ target WRITE setTarget NOTIFY targetChanged)
     Q_PROPERTY(QString property READ property WRITE setProperty NOTIFY targetChanged)
     Q_PROPERTY(QString properties READ properties WRITE setProperties NOTIFY propertiesChanged)
@@ -281,8 +282,8 @@ public:
     QVariant to() const;
     void setTo(const QVariant &);
 
-    QString easing() const;
-    void setEasing(const QString &);
+    QEasingCurve easing() const;
+    void setEasing(const QEasingCurve &);
 
     QObject *target() const;
     void setTarget(QObject *);
@@ -307,7 +308,7 @@ Q_SIGNALS:
     void durationChanged(int);
     void fromChanged(QVariant);
     void toChanged(QVariant);
-    void easingChanged(const QString &);
+    void easingChanged(const QEasingCurve &);
     void propertiesChanged(const QString &);
     void targetChanged(QObject *, const QString &);
 };
diff --git a/src/declarative/util/qmlanimation_p_p.h b/src/declarative/util/qmlanimation_p_p.h
index 056ce82..8c88f14 100644
--- a/src/declarative/util/qmlanimation_p_p.h
+++ b/src/declarative/util/qmlanimation_p_p.h
@@ -327,7 +327,7 @@ public:
     QVariant from;
     QVariant to;
 
-    QString easing;
+    QEasingCurve easing;
 
     QObject *target;
     QString propertyName;
diff --git a/src/declarative/util/qmlview.cpp b/src/declarative/util/qmlview.cpp
index 05c6460..9e95b66 100644
--- a/src/declarative/util/qmlview.cpp
+++ b/src/declarative/util/qmlview.cpp
@@ -425,52 +425,58 @@ void QmlView::continueExecute()
         return;
     }
 
-    if (obj) {
-        if (QmlGraphicsItem *item = qobject_cast<QmlGraphicsItem *>(obj)) {
-
-            d->scene.addItem(item);
-
-            QPerformanceLog::displayData();
-            QPerformanceLog::clear();
-            d->root = item;
-            d->qmlRoot = item;
-            connect(item, SIGNAL(widthChanged()), this, SLOT(sizeChanged()));
-            connect(item, SIGNAL(heightChanged()), this, SLOT(sizeChanged()));
-            if (d->initialSize.height() <= 0 && d->qmlRoot->width() > 0)
-                d->initialSize.setWidth(d->qmlRoot->width());
-            if (d->initialSize.height() <= 0 && d->qmlRoot->height() > 0)
-                d->initialSize.setHeight(d->qmlRoot->height());
-            resize(d->initialSize);
-
-            if (d->resizeMode == SizeRootObjectToView) {
-                d->qmlRoot->setWidth(width());
-                d->qmlRoot->setHeight(height());
-            } else {
-                QSize sz(d->qmlRoot->width(),d->qmlRoot->height());
-                emit sceneResized(sz);
-                resize(sz);
-            }
-            updateGeometry();
-        } else if (QGraphicsObject *item = qobject_cast<QGraphicsObject *>(obj)) {
-            d->scene.addItem(item);
-            qWarning() << "QmlView::resizeMode is not honored for components of type QGraphicsObject";
-        } else if (QWidget *wid = qobject_cast<QWidget *>(obj)) {
-            window()->setAttribute(Qt::WA_OpaquePaintEvent, false);
-            window()->setAttribute(Qt::WA_NoSystemBackground, false);
-            if (!layout()) {
-                setLayout(new QVBoxLayout);
-                layout()->setContentsMargins(0, 0, 0, 0);
-            } else if (layout()->count()) {
-                // Hide the QGraphicsView in GV mode.
-                QLayoutItem *item = layout()->itemAt(0);
-                if (item->widget())
-                    item->widget()->hide();
-            }
-            layout()->addWidget(wid);
-            emit sceneResized(wid->size());
+    setRootObject(obj);
+    emit statusChanged(status());
+}
+
+
+/*!
+  \internal
+*/
+void QmlView::setRootObject(QObject *obj)
+{
+    if (QmlGraphicsItem *item = qobject_cast<QmlGraphicsItem *>(obj)) {
+        d->scene.addItem(item);
+
+        QPerformanceLog::displayData();
+        QPerformanceLog::clear();
+        d->root = item;
+        d->qmlRoot = item;
+        connect(item, SIGNAL(widthChanged()), this, SLOT(sizeChanged()));
+        connect(item, SIGNAL(heightChanged()), this, SLOT(sizeChanged()));
+        if (d->initialSize.height() <= 0 && d->qmlRoot->width() > 0)
+            d->initialSize.setWidth(d->qmlRoot->width());
+        if (d->initialSize.height() <= 0 && d->qmlRoot->height() > 0)
+            d->initialSize.setHeight(d->qmlRoot->height());
+        resize(d->initialSize);
+
+        if (d->resizeMode == SizeRootObjectToView) {
+            d->qmlRoot->setWidth(width());
+            d->qmlRoot->setHeight(height());
+        } else {
+            QSize sz(d->qmlRoot->width(),d->qmlRoot->height());
+            emit sceneResized(sz);
+            resize(sz);
         }
+        updateGeometry();
+    } else if (QGraphicsObject *item = qobject_cast<QGraphicsObject *>(obj)) {
+        d->scene.addItem(item);
+        qWarning() << "QmlView::resizeMode is not honored for components of type QGraphicsObject";
+    } else if (QWidget *wid = qobject_cast<QWidget *>(obj)) {
+        window()->setAttribute(Qt::WA_OpaquePaintEvent, false);
+        window()->setAttribute(Qt::WA_NoSystemBackground, false);
+        if (!layout()) {
+            setLayout(new QVBoxLayout);
+            layout()->setContentsMargins(0, 0, 0, 0);
+        } else if (layout()->count()) {
+            // Hide the QGraphicsView in GV mode.
+            QLayoutItem *item = layout()->itemAt(0);
+            if (item->widget())
+                item->widget()->hide();
+        }
+        layout()->addWidget(wid);
+        emit sceneResized(wid->size());
     }
-    emit statusChanged(status());
 }
 
 /*!
diff --git a/src/declarative/util/qmlview.h b/src/declarative/util/qmlview.h
index 5f72781..26be18f 100644
--- a/src/declarative/util/qmlview.h
+++ b/src/declarative/util/qmlview.h
@@ -100,7 +100,8 @@ private Q_SLOTS:
 protected:
     virtual void resizeEvent(QResizeEvent *);
     virtual void paintEvent(QPaintEvent *event);
-    void timerEvent(QTimerEvent*);
+    virtual void timerEvent(QTimerEvent*);
+    virtual void setRootObject(QObject *obj);
 
     friend class QmlViewPrivate;
     QmlViewPrivate *d;
diff --git a/src/multimedia/qml/qml.cpp b/src/multimedia/qml/qml.cpp
index b9ee212..43a32c5 100644
--- a/src/multimedia/qml/qml.cpp
+++ b/src/multimedia/qml/qml.cpp
@@ -55,11 +55,13 @@ namespace QtMultimedia
     \internal
 */
 
-void qRegisterQmlElements()
+void qRegisterQmlElements(QmlEngine *engine, const char *uri)
 {
-    qmlRegisterType<QSoundEffect>("Qt.multimedia", 4, 7, "SoundEffect", "SoundEffect");
-    qmlRegisterType<QmlAudio>("Qt.multimedia", 4, 7, "Audio", "Audio");
-    qmlRegisterType<QmlGraphicsVideo>("Qt.multimedia", 4, 7, "Video", "Video");
+    Q_UNUSED(engine);
+
+    qmlRegisterType<QSoundEffect>(uri, 4, 7, "SoundEffect", "SoundEffect");
+    qmlRegisterType<QmlAudio>(uri, 4, 7, "Audio", "Audio");
+    qmlRegisterType<QmlGraphicsVideo>(uri, 4, 7, "Video", "Video");
 }
 
 }
diff --git a/src/multimedia/qml/qml.h b/src/multimedia/qml/qml.h
index 41274c8..c4159b3 100644
--- a/src/multimedia/qml/qml.h
+++ b/src/multimedia/qml/qml.h
@@ -47,11 +47,13 @@
 QT_BEGIN_HEADER
 QT_BEGIN_NAMESPACE
 
+class QmlEngine;
+
 QT_MODULE(Multimedia)
 
 namespace QtMultimedia
 {
-extern void Q_MULTIMEDIA_EXPORT qRegisterQmlElements();
+extern void Q_MULTIMEDIA_EXPORT qRegisterQmlElements(QmlEngine *engine, const char *uri);
 }
 
 QT_END_NAMESPACE
diff --git a/src/plugins/qmlmodules/multimedia/multimedia.cpp b/src/plugins/qmlmodules/multimedia/multimedia.cpp
index d9414ee..0ebdfd9 100644
--- a/src/plugins/qmlmodules/multimedia/multimedia.cpp
+++ b/src/plugins/qmlmodules/multimedia/multimedia.cpp
@@ -39,27 +39,19 @@
 **
 ****************************************************************************/
 
-#include <QtDeclarative/qmlmoduleplugin.h>
+#include <QtDeclarative/qmlextensionplugin.h>
 #include <QtDeclarative/qml.h>
 #include <QtMultimedia/qml.h>
 
 QT_BEGIN_NAMESPACE
 
-class QMultimediaQmlModule : public QmlModulePlugin
+class QMultimediaQmlModule : public QmlExtensionPlugin
 {
     Q_OBJECT
 public:
-    QStringList keys() const
+    virtual void initialize(QmlEngine *engine, const char *uri)
     {
-        return QStringList() << QLatin1String("Qt.multimedia");
-    }
-
-    void defineModule(const QString& uri)
-    {
-        Q_UNUSED(uri)
-        Q_ASSERT(uri == QLatin1String("Qt.multimedia"));
-
-        QtMultimedia::qRegisterQmlElements();
+        QtMultimedia::qRegisterQmlElements(engine, uri);
     }
 };