Reenable types/enums and move scripts into an isolated scope

24 files changed, 915 insertions, 381 deletions

diff --git a/src/declarative/qml/qml.pri b/src/declarative/qml/qml.pri
index eb761e3..e46dd3f 100644
--- a/src/declarative/qml/qml.pri
+++ b/src/declarative/qml/qml.pri
@@ -37,9 +37,12 @@ SOURCES += qml/qmlparser.cpp \
     qml/qmlwatcher.cpp \
     qml/qmlpropertycache.cpp \
     qml/qmlintegercache.cpp \
+    qml/qmltypenamecache.cpp \
     qml/qmlobjectscriptclass.cpp \
     qml/qmlcontextscriptclass.cpp \
-    qml/qmlglobalscriptclass.cpp
+    qml/qmlglobalscriptclass.cpp \
+    qml/qmlvaluetypescriptclass.cpp \
+    qml/qmltypenamescriptclass.cpp
 
 HEADERS += qml/qmlparser_p.h \
     qml/qmlinstruction_p.h \
@@ -94,9 +97,12 @@ HEADERS += qml/qmlparser_p.h \
     qml/qmlwatcher_p.h \
     qml/qmlpropertycache_p.h \
     qml/qmlintegercache_p.h \
+    qml/qmltypenamecache_p.h \
     qml/qmlobjectscriptclass_p.h \
     qml/qmlcontextscriptclass_p.h \
-    qml/qmlglobalscriptclass_p.h
+    qml/qmlglobalscriptclass_p.h \
+    qml/qmlvaluetypescriptclass_p.h \
+    qml/qmltypenamescriptclass_p.h
 
 # for qtscript debugger
 contains(QT_CONFIG, scripttools):QT += scripttools
diff --git a/src/declarative/qml/qmlcompileddata.cpp b/src/declarative/qml/qmlcompileddata.cpp
index a603d4e..8c3c355 100644
--- a/src/declarative/qml/qmlcompileddata.cpp
+++ b/src/declarative/qml/qmlcompileddata.cpp
@@ -150,6 +150,7 @@ int QmlCompiledData::indexForLocation(const QmlParser::LocationSpan &l)
 }
 
 QmlCompiledData::QmlCompiledData()
+: importCache(0)
 {
 }
 
@@ -163,6 +164,9 @@ QmlCompiledData::~QmlCompiledData()
     for (int ii = 0; ii < propertyCaches.count(); ++ii) 
         propertyCaches.at(ii)->release();
 
+    if (importCache)
+        importCache->release();
+
     qDeleteAll(programs);
 }
 
diff --git a/src/declarative/qml/qmlcompiler.cpp b/src/declarative/qml/qmlcompiler.cpp
index 5cb2158..4b5c5bf 100644
--- a/src/declarative/qml/qmlcompiler.cpp
+++ b/src/declarative/qml/qmlcompiler.cpp
@@ -644,6 +644,7 @@ void QmlCompiler::compileTree(Object *tree)
     output->bytecode << def;
 
     output->imports = unit->imports;
+    output->importCache = output->imports.cache(engine);
 
     Q_ASSERT(tree->metatype);
     static_cast<QMetaObject &>(output->root) = *tree->metaObject();
diff --git a/src/declarative/qml/qmlcompiler_p.h b/src/declarative/qml/qmlcompiler_p.h
index 1cb66c7..fd361fd 100644
--- a/src/declarative/qml/qmlcompiler_p.h
+++ b/src/declarative/qml/qmlcompiler_p.h
@@ -64,6 +64,7 @@
 #include <private/qbitfield_p.h>
 #include <private/qmlpropertycache_p.h>
 #include <private/qmlintegercache_p.h>
+#include <private/qmltypenamecache_p.h>
 
 QT_BEGIN_NAMESPACE
 
@@ -81,6 +82,7 @@ public:
     QByteArray name;
     QUrl url;
     QmlEnginePrivate::Imports imports;
+    QmlTypeNameCache *importCache;
 
     struct TypeReference 
     {
diff --git a/src/declarative/qml/qmlcomponent.cpp b/src/declarative/qml/qmlcomponent.cpp
index fedc2da..5b1cbeb 100644
--- a/src/declarative/qml/qmlcomponent.cpp
+++ b/src/declarative/qml/qmlcomponent.cpp
@@ -517,7 +517,8 @@ QmlComponentPrivate::beginCreate(QmlContext *context, const QBitField &bindings)
         static_cast<QmlContextPrivate *>(QObjectPrivate::get(context));
     QmlContext *ctxt = new QmlContext(context, 0, true);
     static_cast<QmlContextPrivate*>(ctxt->d_func())->url = cc->url;
-    static_cast<QmlContextPrivate*>(ctxt->d_func())->imports = cc->imports;
+    static_cast<QmlContextPrivate*>(ctxt->d_func())->imports = cc->importCache;
+    cc->importCache->addref();
 
     QmlVME vme;
     QObject *rv = vme.run(ctxt, cc, start, count, bindings);
diff --git a/src/declarative/qml/qmlcontext.cpp b/src/declarative/qml/qmlcontext.cpp
index 5e74d1a..968597c 100644
--- a/src/declarative/qml/qmlcontext.cpp
+++ b/src/declarative/qml/qmlcontext.cpp
@@ -56,7 +56,7 @@ QT_BEGIN_NAMESPACE
 
 QmlContextPrivate::QmlContextPrivate()
 : parent(0), engine(0), isInternal(false), propertyNames(0), notifyIndex(-1), 
-  highPriorityCount(0), expressions(0), idValues(0), idValueCount(0)
+  highPriorityCount(0), imports(0), expressions(0), idValues(0), idValueCount(0)
 {
 }
 
@@ -307,6 +307,9 @@ QmlContext::~QmlContext()
 
     if (d->propertyNames)
         d->propertyNames->release();
+
+    if (d->imports)
+        d->imports->release();
 }
 
 void QmlContextPrivate::invalidateEngines()
diff --git a/src/declarative/qml/qmlcontext_p.h b/src/declarative/qml/qmlcontext_p.h
index 64faa6d..8fd2e92 100644
--- a/src/declarative/qml/qmlcontext_p.h
+++ b/src/declarative/qml/qmlcontext_p.h
@@ -62,6 +62,7 @@
 #include <private/qguard_p.h>
 #include <private/qmlengine_p.h>
 #include <private/qmlintegercache_p.h>
+#include <private/qmltypenamecache_p.h>
 
 QT_BEGIN_NAMESPACE
 
@@ -93,8 +94,11 @@ public:
 
     QScriptValueList scopeChain;
 
+    QList<QScriptValue> scripts;
+
     QUrl url;
-    QmlEnginePrivate::Imports imports;
+
+    QmlTypeNameCache *imports;
 
     void init();
 
diff --git a/src/declarative/qml/qmlcontextscriptclass.cpp b/src/declarative/qml/qmlcontextscriptclass.cpp
index baea60a..d8ae4f0 100644
--- a/src/declarative/qml/qmlcontextscriptclass.cpp
+++ b/src/declarative/qml/qmlcontextscriptclass.cpp
@@ -42,6 +42,7 @@
 #include "qmlcontextscriptclass_p.h"
 #include <private/qmlengine_p.h>
 #include <private/qmlcontext_p.h>
+#include <private/qmltypenamescriptclass_p.h>
 
 QT_BEGIN_NAMESPACE
 
@@ -56,7 +57,7 @@ struct ContextData {
  */
 QmlContextScriptClass::QmlContextScriptClass(QmlEngine *bindEngine)
 : QScriptDeclarativeClass(QmlEnginePrivate::getScriptEngine(bindEngine)), engine(bindEngine),
-  lastPropertyIndex(-1), lastDefaultObject(-1)
+  lastData(0), lastPropertyIndex(-1), lastDefaultObject(-1)
 {
 }
 
@@ -76,21 +77,32 @@ QmlContextScriptClass::queryProperty(const Object &object, const Identifier &nam
                                      QScriptClass::QueryFlags flags)
 {
     Q_UNUSED(flags);
+    
+    lastPropertyIndex = -1;
+    lastDefaultObject = -1;
+    lastData = 0;
+
     QmlContext *bindContext = ((ContextData *)object)->context.data();
     if (!bindContext)
         return 0;
 
     QmlEnginePrivate *ep = QmlEnginePrivate::get(engine);
     QmlContextPrivate *cp = QmlContextPrivate::get(bindContext);
-    
-    lastPropertyIndex = -1;
-    lastDefaultObject = -1;
 
     lastPropertyIndex = cp->propertyNames?cp->propertyNames->value(name):-1;
     if (lastPropertyIndex != -1)
         return QScriptClass::HandlesReadAccess;
 
     // ### Check for attached properties
+    if (ep->currentExpression && cp->imports && bindContext == ep->currentExpression->context()) {
+        QmlTypeNameCache::Data *data = cp->imports->data(name);
+
+        if (data)  {
+            lastData = data;
+            return QScriptClass::HandlesReadAccess;
+        }
+    }
+
 #if 0
     QmlType *type = 0; ImportedNamespace *ns = 0;
     if (currentExpression && bindContext == currentExpression->context() && 
@@ -117,6 +129,11 @@ QmlContextScriptClass::queryProperty(const Object &object, const Identifier &nam
         }
     }
 
+    for (int ii = 0; ii < cp->scripts.count(); ++ii) {
+        lastFunction = QScriptDeclarativeClass::function(cp->scripts.at(ii), name);
+        if (lastFunction.isValid())
+            return QScriptClass::HandlesReadAccess;
+    }
     return 0;
 }
 
@@ -145,7 +162,14 @@ QScriptValue QmlContextScriptClass::property(const Object &object, const Identif
     } 
 #endif
 
-    if (lastPropertyIndex != -1) {
+    if (lastData) {
+
+        if (lastData->type)
+            return ep->typeNameClass->newObject(cp->defaultObjects.at(0), lastData->type);
+        else
+            return ep->typeNameClass->newObject(cp->defaultObjects.at(0), lastData->typeNamespace);
+
+    } else if (lastPropertyIndex != -1) {
 
         QScriptValue rv;
         if (lastPropertyIndex < cp->idValueCount) {
@@ -161,15 +185,18 @@ QScriptValue QmlContextScriptClass::property(const Object &object, const Identif
         }
 
         ep->capturedProperties << 
-            QmlEnginePrivate::CapturedProperty(bindContext, -1, 
-                                               lastPropertyIndex + cp->notifyIndex);
+            QmlEnginePrivate::CapturedProperty(bindContext, -1, lastPropertyIndex + cp->notifyIndex);
 
         return rv;
-    } else {
+    } else if(lastDefaultObject != -1) {
 
         // Default object property
         return ep->objectClass->property(cp->defaultObjects.at(lastDefaultObject), name);
 
+    } else {
+
+        return lastFunction;
+
     }
 }
 
diff --git a/src/declarative/qml/qmlcontextscriptclass_p.h b/src/declarative/qml/qmlcontextscriptclass_p.h
index 9ef090d..a00e567 100644
--- a/src/declarative/qml/qmlcontextscriptclass_p.h
+++ b/src/declarative/qml/qmlcontextscriptclass_p.h
@@ -55,6 +55,7 @@
 
 #include <QtScript/qscriptclass.h>
 #include <private/qscriptdeclarativeclass_p.h>
+#include <private/qmltypenamecache_p.h>
 
 QT_BEGIN_NAMESPACE
 
@@ -77,8 +78,10 @@ protected:
 private:
     QmlEngine *engine;
 
+    QmlTypeNameCache::Data *lastData;
     int lastPropertyIndex;
     int lastDefaultObject;
+    QScriptValue lastFunction;
 
     uint m_id;
 };
diff --git a/src/declarative/qml/qmlengine.cpp b/src/declarative/qml/qmlengine.cpp
index 4afd245..e67e42f 100644
--- a/src/declarative/qml/qmlengine.cpp
+++ b/src/declarative/qml/qmlengine.cpp
@@ -85,6 +85,7 @@
 #include <private/qmlstringconverters_p.h>
 #include <private/qmlxmlhttprequest_p.h>
 #include <private/qmlsqldatabase_p.h>
+#include <private/qmltypenamescriptclass_p.h>
 
 #ifdef Q_OS_WIN // for %APPDATA%
 #include "qt_windows.h"
@@ -274,114 +275,6 @@ QmlEnginePrivate::CapturedProperty::CapturedProperty(const QmlMetaProperty &p)
 {
 }
 
-struct QmlTypeNameBridge
-{
-    QObject *object;
-    QmlType *type;
-    QmlEnginePrivate::ImportedNamespace *ns;
-};
-Q_DECLARE_METATYPE(QmlTypeNameBridge);
-
-struct QmlValueTypeReference {
-    QmlValueType *type;
-    QGuard<QObject> object;
-    int property;
-};
-Q_DECLARE_METATYPE(QmlValueTypeReference);
-
-void QmlEnginePrivate::setPropertyObject(const QScriptValue &value, uint id)
-{
-    Q_ASSERT(id == resolveData.safetyCheckId);
-    Q_Q(QmlEngine);
-
-    resolveData.property.write(QmlScriptClass::toVariant(q, value));
-}
-
-QScriptClass::QueryFlags
-QmlEnginePrivate::queryObject(const QString &propName,
-                              uint *id, QObject *obj)
-{
-    resolveData.safetyCheckId++;
-    *id = resolveData.safetyCheckId;
-    resolveData.clear();
-
-    QScriptClass::QueryFlags rv = 0;
-
-    QmlContext *ctxt = QmlEngine::contextForObject(obj);
-    if (!ctxt)
-        ctxt = rootContext;
-    QmlMetaProperty prop(obj, propName, ctxt);
-
-    if (prop.type() == QmlMetaProperty::Invalid) {
-        QPair<const QMetaObject *, QString> key =
-            qMakePair(obj->metaObject(), propName);
-        bool isFunction = false;
-        if (functionCache.contains(key)) {
-            isFunction = functionCache.value(key);
-        } else {
-            QScriptValue sobj = scriptEngine.newQObject(obj);
-            QScriptValue func = sobj.property(propName);
-            isFunction = func.isFunction();
-            functionCache.insert(key, isFunction);
-        }
-
-        if (isFunction) {
-            resolveData.object = obj;
-            resolveData.isFunction = true;
-            rv |= QScriptClass::HandlesReadAccess;
-        } 
-    } else {
-        resolveData.object = obj;
-        resolveData.property = prop;
-
-        rv |= QScriptClass::HandlesReadAccess;
-        if (prop.isWritable())
-            rv |= QScriptClass::HandlesWriteAccess;
-    }
-
-    return rv;
-}
-
-QScriptValue QmlEnginePrivate::propertyObject(const QString &propName,
-                                              QObject *obj, uint id)
-{
-    Q_ASSERT(id == resolveData.safetyCheckId);
-    Q_ASSERT(resolveData.object);
-
-    if (resolveData.isFunction) {
-        // ### Optimize
-        QScriptValue sobj = scriptEngine.newQObject(obj);
-        QScriptValue func = sobj.property(propName);
-        return func;
-    } else {
-        const QmlMetaProperty &prop = resolveData.property;
-
-        if (prop.needsChangedNotifier())
-            capturedProperties << CapturedProperty(prop);
-
-        int propType = prop.propertyType();
-        if (propType < QVariant::UserType && valueTypes[propType]) {
-            QmlValueTypeReference ref;
-            ref.type = valueTypes[propType];
-            ref.object = obj;
-            ref.property = prop.coreIndex();
-            return scriptEngine.newObject(valueTypeClass, scriptEngine.newVariant(QVariant::fromValue(ref)));
-        }
-
-        QVariant var = prop.read();
-        QObject *varobj = (propType < QVariant::UserType)?0:QmlMetaType::toQObject(var);
-        if (!varobj)
-            varobj = qvariant_cast<QObject *>(var);
-        if (varobj) {
-            return objectClass->newQObject(varobj);
-        } else {
-            return qScriptValueFromValue(&scriptEngine, var);
-        }
-    }
-
-    return QScriptValue();
-}
-
 /*!
     \class QmlEngine
     \brief The QmlEngine class provides an environment for instantiating QML components.
@@ -1039,6 +932,35 @@ QScriptValue QmlEnginePrivate::tint(QScriptContext *ctxt, QScriptEngine *engine)
     return qScriptValueFromValue(engine, qVariantFromValue(finalColor));
 }
 
+
+QScriptValue QmlEnginePrivate::scriptValueFromVariant(const QVariant &val)
+{
+    if (QmlMetaType::isObject(val.userType())) {
+        QObject *rv = *(QObject **)val.constData();
+        return objectClass->newQObject(rv);
+    } else {
+        return qScriptValueFromValue(&scriptEngine, val);
+    }
+}
+
+QVariant QmlEnginePrivate::scriptValueToVariant(const QScriptValue &val)
+{
+    QScriptDeclarativeClass *dc = QScriptDeclarativeClass::scriptClass(val);
+    if (dc == objectClass)
+        return QVariant::fromValue(objectClass->toQObject(val));
+    else if (dc == contextClass)
+        return QVariant();
+
+    QScriptClass *sc = val.scriptClass();
+    if (!sc) {
+        return val.toVariant();
+    } else if (sc == valueTypeClass) {
+        return valueTypeClass->toVariant(val);
+    } else {
+        return QVariant();
+    }
+}
+
 QmlScriptClass::QmlScriptClass(QmlEngine *bindengine)
 : QScriptClass(QmlEnginePrivate::getScriptEngine(bindengine)),
   engine(bindengine)
@@ -1060,175 +982,13 @@ QVariant QmlScriptClass::toVariant(QmlEngine *engine, const QScriptValue &val)
     if (!sc) {
         return val.toVariant();
     } else if (sc == ep->valueTypeClass) {
-        QmlValueTypeReference ref =
-            qvariant_cast<QmlValueTypeReference>(val.data().toVariant());
-
-        if (!ref.object)
-            return QVariant();
-
-        QMetaProperty p = ref.object->metaObject()->property(ref.property);
-        return p.read(ref.object);
+        return ep->valueTypeClass->toVariant(val);
     }
 
     return QVariant();
 }
 
 /////////////////////////////////////////////////////////////
-QmlTypeNameScriptClass::QmlTypeNameScriptClass(QmlEngine *engine)
-: QmlScriptClass(engine), object(0), type(0)
-{
-}
-
-QmlTypeNameScriptClass::~QmlTypeNameScriptClass()
-{
-}
-
-QmlTypeNameScriptClass::QueryFlags 
-QmlTypeNameScriptClass::queryProperty(const QScriptValue &scriptObject,
-                                      const QScriptString &name,
-                                      QueryFlags flags, uint *id)
-{
-    Q_UNUSED(flags);
-
-    QmlTypeNameBridge bridge = 
-        qvariant_cast<QmlTypeNameBridge>(scriptObject.data().toVariant());
-
-    object = 0;
-    type = 0;
-    QmlEnginePrivate *ep = QmlEnginePrivate::get(engine);
-
-    if (bridge.ns) {
-        QmlType *type = 0;
-        ep->resolveTypeInNamespace(bridge.ns, name.toString().toUtf8(),
-                                   &type, 0, 0, 0);
-        if (type) {
-            object = bridge.object;
-            this->type = type;
-            return HandlesReadAccess;
-        } else {
-            return 0;
-        }
-
-    } else {
-        Q_ASSERT(bridge.type);
-        QString strName = name.toString();
-        if (strName.at(0).isUpper()) {
-            // Must be an enum
-            // ### Optimize
-            const char *enumName = strName.toUtf8().constData();
-            const QMetaObject *metaObject = bridge.type->baseMetaObject();
-            for (int ii = metaObject->enumeratorCount() - 1; ii >= 0; --ii) {
-                QMetaEnum e = metaObject->enumerator(ii);
-                int value = e.keyToValue(enumName);
-                if (value != -1) {
-                    enumValue = value;
-                    return HandlesReadAccess;
-                }
-            }
-            return 0;
-        } else {
-            // Must be an attached property
-            this->object = qmlAttachedPropertiesObjectById(bridge.type->index(), bridge.object);
-            if (!this->object)
-                return 0;
-            return ep->queryObject(strName, id, this->object);
-        }
-    }
-}
-
-QScriptValue QmlTypeNameScriptClass::property(const QScriptValue &,
-                                              const QScriptString &propName, 
-                                              uint id)
-{
-    QmlEnginePrivate *ep = QmlEnginePrivate::get(engine);
-    if (type) {
-        QmlTypeNameBridge tnb = { object, type, 0 };
-        return ep->scriptEngine.newObject(ep->typeNameClass, ep->scriptEngine.newVariant(qVariantFromValue(tnb)));
-    } else if (object) {
-        return ep->propertyObject(propName, object, id);
-    } else {
-        return QScriptValue(enumValue);
-    }
-}
-
-/////////////////////////////////////////////////////////////
-QmlValueTypeScriptClass::QmlValueTypeScriptClass(QmlEngine *bindEngine)
-: QmlScriptClass(bindEngine)
-{
-}
-
-QmlValueTypeScriptClass::~QmlValueTypeScriptClass()
-{
-}
-
-QmlValueTypeScriptClass::QueryFlags
-QmlValueTypeScriptClass::queryProperty(const QScriptValue &object,
-                                       const QScriptString &name,
-                                       QueryFlags flags, uint *id)
-{
-    Q_UNUSED(flags);
-    QmlValueTypeReference ref =
-        qvariant_cast<QmlValueTypeReference>(object.data().toVariant());
-
-    if (!ref.object)
-        return 0;
-
-    QByteArray propName = name.toString().toUtf8();
-
-    int idx = ref.type->metaObject()->indexOfProperty(propName.constData());
-    if (idx == -1)
-        return 0;
-    *id = idx;
-
-    QMetaProperty prop = ref.object->metaObject()->property(idx);
-
-    QmlValueTypeScriptClass::QueryFlags rv =
-        QmlValueTypeScriptClass::HandlesReadAccess;
-    if (prop.isWritable())
-        rv |= QmlValueTypeScriptClass::HandlesWriteAccess;
-
-    return rv;
-}
-
-QScriptValue QmlValueTypeScriptClass::property(const QScriptValue &object,
-                                               const QScriptString &name,
-                                               uint id)
-{
-    Q_UNUSED(name);
-    QmlValueTypeReference ref =
-        qvariant_cast<QmlValueTypeReference>(object.data().toVariant());
-
-    if (!ref.object)
-        return QScriptValue();
-
-    ref.type->read(ref.object, ref.property);
-
-    QMetaProperty p = ref.type->metaObject()->property(id);
-    QVariant rv = p.read(ref.type);
-
-    return static_cast<QmlEnginePrivate *>(QObjectPrivate::get(engine))->scriptEngine.newVariant(rv);
-}
-
-void QmlValueTypeScriptClass::setProperty(QScriptValue &object,
-                                          const QScriptString &name,
-                                          uint id,
-                                          const QScriptValue &value)
-{
-    Q_UNUSED(name);
-    QmlValueTypeReference ref =
-        qvariant_cast<QmlValueTypeReference>(object.data().toVariant());
-
-    if (!ref.object)
-        return;
-
-    QVariant v = QmlScriptClass::toVariant(engine, value);
-
-    ref.type->read(ref.object, ref.property);
-    QMetaProperty p = ref.type->metaObject()->property(id);
-    p.write(ref.type, v);
-    ref.type->write(ref.object, ref.property);
-}
-
 struct QmlEnginePrivate::ImportedNamespace {
     QStringList urls;
     QList<int> majversions;
@@ -1395,6 +1155,7 @@ public:
     int ref;
 
 private:
+    friend class QmlEnginePrivate::Imports;
     QmlEnginePrivate::ImportedNamespace unqualifiedset;
     QHash<QString,QmlEnginePrivate::ImportedNamespace* > set;
 };
@@ -1425,6 +1186,80 @@ QmlEnginePrivate::Imports::~Imports()
         delete d;
 }
 
+#include <QtDeclarative/qmlmetatype.h>
+#include <private/qmltypenamecache_p.h>
+static QmlTypeNameCache *cacheForNamespace(QmlEngine *engine, const QmlEnginePrivate::ImportedNamespace &set, QmlTypeNameCache *cache)
+{
+    if (!cache)
+        cache = new QmlTypeNameCache(engine);
+
+    QList<QmlType *> types = QmlMetaType::qmlTypes();
+
+    for (int ii = 0; ii < set.urls.count(); ++ii) {
+        if (!set.isBuiltin.at(ii))
+            continue;
+
+        QByteArray base = set.urls.at(ii).toUtf8() + "/";
+        int major = set.majversions.at(ii);
+        int minor = set.minversions.at(ii);
+
+        foreach (QmlType *type, types) {
+            if (type->qmlTypeName().startsWith(base) && 
+                type->qmlTypeName().lastIndexOf('/') == (base.length() - 1) && 
+                type->majorVersion() == major && type->minMinorVersion() <= minor &&
+                type->maxMinorVersion() >= minor) {
+
+                QString name = QString::fromUtf8(type->qmlTypeName().mid(base.length()));
+
+                cache->add(name, type);
+            }
+        }
+    }
+
+    return cache;
+}
+
+QmlTypeNameCache *QmlEnginePrivate::Imports::cache(QmlEngine *engine) const
+{
+    const QmlEnginePrivate::ImportedNamespace &set = d->unqualifiedset;
+
+    QmlTypeNameCache *cache = new QmlTypeNameCache(engine);
+
+    for (QHash<QString,QmlEnginePrivate::ImportedNamespace* >::ConstIterator iter = d->set.begin();
+         iter != d->set.end(); ++iter) {
+
+        QmlTypeNameCache::Data *d = cache->data(iter.key());
+        if (d) {
+            if (!d->typeNamespace)
+                cacheForNamespace(engine, *(*iter), d->typeNamespace);
+        } else {
+            QmlTypeNameCache *nc = cacheForNamespace(engine, *(*iter), 0);
+            cache->add(iter.key(), nc);
+            nc->release();
+        }
+    }
+
+    cacheForNamespace(engine, set, cache);
+
+    return cache;
+}
+
+/*
+QStringList QmlEnginePrivate::Imports::unqualifiedSet() const
+{
+    QStringList rv;
+
+    const QmlEnginePrivate::ImportedNamespace &set = d->unqualifiedset;
+
+    for (int ii = 0; ii < set.urls.count(); ++ii) {
+        if (set.isBuiltin.at(ii))
+            rv << set.urls.at(ii);
+    }
+
+    return rv;
+}
+*/
+
 /*!
   Sets the base URL to be used for all relative file imports added.
 */
diff --git a/src/declarative/qml/qmlengine_p.h b/src/declarative/qml/qmlengine_p.h
index 231388d..7978023 100644
--- a/src/declarative/qml/qmlengine_p.h
+++ b/src/declarative/qml/qmlengine_p.h
@@ -75,6 +75,7 @@
 #include <private/qmlpropertycache_p.h>
 #include <private/qmlobjectscriptclass_p.h>
 #include <private/qmlcontextscriptclass_p.h>
+#include <private/qmlvaluetypescriptclass_p.h>
 
 QT_BEGIN_NAMESPACE
 
@@ -92,6 +93,8 @@ class QNetworkReply;
 class QNetworkAccessManager;
 class QmlAbstractBinding;
 class QScriptDeclarativeClass;
+class QmlTypeNameScriptClass;
+class QmlTypeNameCache;
 
 class QmlEnginePrivate : public QObjectPrivate
 {
@@ -102,13 +105,6 @@ public:
 
     void init();
 
-    QScriptClass::QueryFlags queryObject(const QString &name, uint *id, 
-                                         QObject *);
-    QScriptValue propertyObject(const QString &propName, QObject *, 
-                                uint id = 0);
-    void setPropertyObject(const QScriptValue &, uint id);
-
-
     struct CapturedProperty {
         CapturedProperty(QObject *o, int c, int n)
             : object(o), coreIndex(c), notifyIndex(n) {}
@@ -128,25 +124,6 @@ public:
 #endif
 
     struct ImportedNamespace;
-    struct ResolveData {
-        ResolveData() : safetyCheckId(0) {}
-        int safetyCheckId;
-
-        void clear() { 
-            object = 0; context = 0; 
-            type = 0; ns = 0;
-            contextIndex = -1; isFunction = false;
-        }
-        QObject *object;
-        QmlContext *context;
-
-        QmlType *type;
-        QmlEnginePrivate::ImportedNamespace *ns;
-
-        int contextIndex;
-        bool isFunction;
-        QmlMetaProperty property;
-    } resolveData;
     QmlContextScriptClass *contextClass;
     QmlObjectScriptClass *objectClass;
     QmlValueTypeScriptClass *valueTypeClass;
@@ -211,9 +188,6 @@ public:
     }
 
     QmlValueTypeFactory valueTypes;
-    // ### Fixme
-    typedef QHash<QPair<const QMetaObject *, QString>, bool> FunctionCache;
-    FunctionCache functionCache;
 
     QHash<const QMetaObject *, QmlPropertyCache *> propertyCache;
     QmlPropertyCache *cache(QObject *obj) { 
@@ -228,6 +202,7 @@ public:
         return rv;
     }
 
+    // ### This whole class is embarrassing
     struct Imports {
         Imports();
         ~Imports();
@@ -237,6 +212,8 @@ public:
         void setBaseUrl(const QUrl& url);
         QUrl baseUrl() const;
 
+        QmlTypeNameCache *cache(QmlEngine *) const;
+
     private:
         friend class QmlEnginePrivate;
         QmlImportsPrivate *d;
@@ -261,6 +238,9 @@ public:
     QHash<int, int> m_qmlLists;
     QHash<int, QmlCompiledData *> m_compositeTypes;
 
+    QScriptValue scriptValueFromVariant(const QVariant &);
+    QVariant scriptValueToVariant(const QScriptValue &);
+
     static QScriptValue qmlScriptObject(QObject*, QmlEngine*);
     static QScriptValue createComponent(QScriptContext*, QScriptEngine*);
     static QScriptValue createQmlObject(QScriptContext*, QScriptEngine*);
@@ -292,43 +272,6 @@ protected:
     QmlEngine *engine;
 };
 
-class QmlTypeNameScriptClass : public QmlScriptClass
-{
-public:
-    QmlTypeNameScriptClass(QmlEngine *);
-    ~QmlTypeNameScriptClass();
-
-    virtual QueryFlags queryProperty(const QScriptValue &object,
-                                     const QScriptString &name,
-                                     QueryFlags flags, uint *id);
-    virtual QScriptValue property(const QScriptValue &object,
-                                  const QScriptString &name, 
-                                  uint id);
-
-private:
-    QObject *object;
-    QmlType *type;
-    quint32 enumValue;
-};
-
-class QmlValueTypeScriptClass : public QmlScriptClass
-{
-public:
-    QmlValueTypeScriptClass(QmlEngine *);
-    ~QmlValueTypeScriptClass();
-
-    virtual QueryFlags queryProperty(const QScriptValue &object,
-                                     const QScriptString &name,
-                                     QueryFlags flags, uint *id);
-    virtual QScriptValue property(const QScriptValue &object,
-                                  const QScriptString &name, 
-                                  uint id);
-    virtual void setProperty(QScriptValue &object,
-                             const QScriptString &name,
-                             uint id,
-                             const QScriptValue &value);
-};
-
 QT_END_NAMESPACE
 
 #endif // QMLENGINE_P_H
diff --git a/src/declarative/qml/qmlintegercache.cpp b/src/declarative/qml/qmlintegercache.cpp
index 1bc4086..564faaa 100644
--- a/src/declarative/qml/qmlintegercache.cpp
+++ b/src/declarative/qml/qmlintegercache.cpp
@@ -62,9 +62,7 @@ void QmlIntegerCache::add(const QString &id, int value)
     QmlEnginePrivate *enginePriv = QmlEnginePrivate::get(engine);
 
     // ### use contextClass
-    QScriptDeclarativeClass::PersistentIdentifier<Data> *d = 
-        enginePriv->objectClass->createPersistentIdentifier<Data>(id);
-    d->value = value;
+    Data *d = new Data(enginePriv->objectClass->createPersistentIdentifier(id), value);
 
     stringCache.insert(id, d);
     identifierCache.insert(d->identifier, d);
diff --git a/src/declarative/qml/qmlintegercache_p.h b/src/declarative/qml/qmlintegercache_p.h
index fda80c6..e11e0be 100644
--- a/src/declarative/qml/qmlintegercache_p.h
+++ b/src/declarative/qml/qmlintegercache_p.h
@@ -74,12 +74,15 @@ public:
 
     static QmlIntegerCache *createForEnums(QmlType *, QmlEngine *);
 private:
-    struct Data {
+    struct Data : public QScriptDeclarativeClass::PersistentIdentifier {
+        Data(const QScriptDeclarativeClass::PersistentIdentifier &i, int v) 
+        : QScriptDeclarativeClass::PersistentIdentifier(i), value(v) {}
+
         int value;
     };
 
-    typedef QHash<QString, QScriptDeclarativeClass::PersistentIdentifier<Data> *> StringCache;
-    typedef QHash<QScriptDeclarativeClass::Identifier, QScriptDeclarativeClass::PersistentIdentifier<Data> *> IdentifierCache;
+    typedef QHash<QString, Data *> StringCache;
+    typedef QHash<QScriptDeclarativeClass::Identifier, Data *> IdentifierCache;
 
     StringCache stringCache;
     IdentifierCache identifierCache;
diff --git a/src/declarative/qml/qmlobjectscriptclass.cpp b/src/declarative/qml/qmlobjectscriptclass.cpp
index bb5f191..6a34a2f 100644
--- a/src/declarative/qml/qmlobjectscriptclass.cpp
+++ b/src/declarative/qml/qmlobjectscriptclass.cpp
@@ -64,14 +64,13 @@ QmlObjectScriptClass::QmlObjectScriptClass(QmlEngine *bindEngine)
     QScriptEngine *scriptEngine = QmlEnginePrivate::getScriptEngine(bindEngine);
 
     m_destroy = scriptEngine->newFunction(destroy);
-    m_destroyId = createPersistentIdentifier<Dummy>(QLatin1String("destroy"));
+    m_destroyId = createPersistentIdentifier(QLatin1String("destroy"));
     m_toString = scriptEngine->newFunction(tostring);
-    m_toStringId = createPersistentIdentifier<Dummy>(QLatin1String("toString"));
+    m_toStringId = createPersistentIdentifier(QLatin1String("toString"));
 }
 
 QmlObjectScriptClass::~QmlObjectScriptClass()
 {
-    delete m_destroyId;
 }
 
 QScriptValue QmlObjectScriptClass::newQObject(QObject *object) 
@@ -100,8 +99,8 @@ QmlObjectScriptClass::queryProperty(QObject *obj, const Identifier &name,
     Q_UNUSED(flags);
     lastData = 0;
 
-    if (name == m_destroyId->identifier ||
-        name == m_toStringId->identifier)
+    if (name == m_destroyId.identifier ||
+        name == m_toStringId.identifier)
         return QScriptClass::HandlesReadAccess;
 
     if (!obj)
@@ -140,9 +139,9 @@ QScriptValue QmlObjectScriptClass::property(const Object &object, const Identifi
 
 QScriptValue QmlObjectScriptClass::property(QObject *obj, const Identifier &name)
 {
-    if (name == m_destroyId->identifier)
+    if (name == m_destroyId.identifier)
         return m_destroy;
-    else if (name == m_toStringId->identifier)
+    else if (name == m_toStringId.identifier)
         return m_toString;
 
     Q_ASSERT(lastData);
@@ -156,6 +155,11 @@ QScriptValue QmlObjectScriptClass::property(QObject *obj, const Identifier &name
         QScriptValue sobj = scriptEngine->newQObject(obj);
         return sobj.property(toString(name));
     } else {
+        if (lastData->propType < QVariant::UserType) {
+            QmlValueType *valueType = enginePriv->valueTypes[lastData->propType];
+            if (valueType)
+                return enginePriv->valueTypeClass->newObject(obj, lastData->coreIndex, valueType);
+        }
 
         QVariant var = obj->metaObject()->property(lastData->coreIndex).read(obj);
         if (!(lastData->flags & QmlPropertyCache::Data::IsConstant)) {
@@ -167,7 +171,7 @@ QScriptValue QmlObjectScriptClass::property(QObject *obj, const Identifier &name
             QObject *rv = *(QObject **)var.constData();
             return newQObject(rv);
         } else {
-            return qScriptValueFromValue(scriptEngine, var);
+            return enginePriv->scriptValueFromVariant(var);
         }
 
     }
@@ -250,5 +254,5 @@ QScriptValue QmlObjectScriptClass::destroy(QScriptContext *context, QScriptEngin
     return engine->nullValue();
 }
 
-
 QT_END_NAMESPACE
+
diff --git a/src/declarative/qml/qmlobjectscriptclass_p.h b/src/declarative/qml/qmlobjectscriptclass_p.h
index cd67fac..c86abdb 100644
--- a/src/declarative/qml/qmlobjectscriptclass_p.h
+++ b/src/declarative/qml/qmlobjectscriptclass_p.h
@@ -86,13 +86,11 @@ protected:
     virtual void destroyed(const Object &);
 
 private:
-    uint m_id;
     QmlPropertyCache::Data *lastData;
     QmlPropertyCache::Data local;
 
-    struct Dummy {};
-    PersistentIdentifier<Dummy> *m_destroyId;
-    PersistentIdentifier<Dummy> *m_toStringId;
+    PersistentIdentifier m_destroyId;
+    PersistentIdentifier m_toStringId;
     QScriptValue m_destroy;
     QScriptValue m_toString;
 
diff --git a/src/declarative/qml/qmlpropertycache.cpp b/src/declarative/qml/qmlpropertycache.cpp
index cc4c2ab..d7b087b 100644
--- a/src/declarative/qml/qmlpropertycache.cpp
+++ b/src/declarative/qml/qmlpropertycache.cpp
@@ -155,8 +155,8 @@ QmlPropertyCache *QmlPropertyCache::create(QmlEngine *engine, const QMetaObject
         QMetaProperty p = metaObject->property(ii);
         QString propName = QLatin1String(p.name());
 
-        QScriptDeclarativeClass::PersistentIdentifier<RData> *data = 
-            enginePriv->objectClass->createPersistentIdentifier<RData>(propName);
+        RData *data = new RData;
+        data->identifier = enginePriv->objectClass->createPersistentIdentifier(propName);
 
         data->load(p);
 
@@ -166,7 +166,7 @@ QmlPropertyCache *QmlPropertyCache::create(QmlEngine *engine, const QMetaObject
             continue;
 
         cache->stringCache.insert(propName, data);
-        cache->identifierCache.insert(data->identifier, data);
+        cache->identifierCache.insert(data->identifier.identifier, data);
         data->addref();
         data->addref();
     }
@@ -183,13 +183,13 @@ QmlPropertyCache *QmlPropertyCache::create(QmlEngine *engine, const QMetaObject
         if (cache->stringCache.contains(methodName))
             continue;
 
-        QScriptDeclarativeClass::PersistentIdentifier<RData> *data = 
-            enginePriv->objectClass->createPersistentIdentifier<RData>(methodName);
+        RData *data = new RData;
+        data->identifier = enginePriv->objectClass->createPersistentIdentifier(methodName);
 
         data->load(m);
 
         cache->stringCache.insert(methodName, data);
-        cache->identifierCache.insert(data->identifier, data);
+        cache->identifierCache.insert(data->identifier.identifier, data);
         data->addref();
         data->addref();
     }
diff --git a/src/declarative/qml/qmlpropertycache_p.h b/src/declarative/qml/qmlpropertycache_p.h
index 82b8737..f1b1219 100644
--- a/src/declarative/qml/qmlpropertycache_p.h
+++ b/src/declarative/qml/qmlpropertycache_p.h
@@ -113,11 +113,13 @@ public:
     Data *property(int) const;
 
 private:
-    struct RData : public Data, public QmlRefCount {};
+    struct RData : public Data, public QmlRefCount { 
+        QScriptDeclarativeClass::PersistentIdentifier identifier;
+    };
 
-    typedef QVector<QScriptDeclarativeClass::PersistentIdentifier<RData> *> IndexCache;
-    typedef QHash<QString, QScriptDeclarativeClass::PersistentIdentifier<RData> *> StringCache;
-    typedef QHash<QScriptDeclarativeClass::Identifier, QScriptDeclarativeClass::PersistentIdentifier<RData> *> IdentifierCache;
+    typedef QVector<RData *> IndexCache;
+    typedef QHash<QString, RData *> StringCache;
+    typedef QHash<QScriptDeclarativeClass::Identifier, RData *> IdentifierCache;
 
     IndexCache indexCache;
     StringCache stringCache;
diff --git a/src/declarative/qml/qmltypenamecache.cpp b/src/declarative/qml/qmltypenamecache.cpp
new file mode 100644
index 0000000..2b0f2c9
--- /dev/null
+++ b/src/declarative/qml/qmltypenamecache.cpp
@@ -0,0 +1,93 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qmltypenamecache_p.h"
+
+QT_BEGIN_NAMESPACE
+
+QmlTypeNameCache::QmlTypeNameCache(QmlEngine *e)
+: engine(e)
+{
+}
+
+QmlTypeNameCache::~QmlTypeNameCache()
+{
+    qDeleteAll(stringCache);
+}
+
+void QmlTypeNameCache::add(const QString &name, QmlType *type)
+{
+    if (stringCache.contains(name))
+        return;
+
+    QmlEnginePrivate *ep = QmlEnginePrivate::get(engine);
+
+    RData *data = new RData;
+    // ### Use typename class
+    data->identifier = ep->objectClass->createPersistentIdentifier(name);
+    data->type = type;
+    stringCache.insert(name, data);
+    identifierCache.insert(data->identifier.identifier, data);
+}
+
+void QmlTypeNameCache::add(const QString &name, QmlTypeNameCache *typeNamespace)
+{
+    if (stringCache.contains(name))
+        return;
+
+    QmlEnginePrivate *ep = QmlEnginePrivate::get(engine);
+
+    RData *data = new RData;
+    // ### Use typename class
+    data->identifier = ep->objectClass->createPersistentIdentifier(name);
+    data->typeNamespace = typeNamespace;
+    stringCache.insert(name, data);
+    identifierCache.insert(data->identifier.identifier, data);
+    typeNamespace->addref();
+}
+
+QmlTypeNameCache::Data *QmlTypeNameCache::data(const QString &id) const
+{
+    return stringCache.value(id);
+}
+
+QT_END_NAMESPACE
+
diff --git a/src/declarative/qml/qmltypenamecache_p.h b/src/declarative/qml/qmltypenamecache_p.h
new file mode 100644
index 0000000..6022b43
--- /dev/null
+++ b/src/declarative/qml/qmltypenamecache_p.h
@@ -0,0 +1,113 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QMLTYPENAMECACHE_P_H
+#define QMLTYPENAMECACHE_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 <private/qmlrefcount_p.h>
+#include <private/qscriptdeclarativeclass_p.h>
+#include <private/qmlengine_p.h>
+
+QT_BEGIN_NAMESPACE
+
+class QmlType;
+class QmlEngine;
+class QmlTypeNameCache : public QmlRefCount
+{
+public:
+    QmlTypeNameCache(QmlEngine *);
+    virtual ~QmlTypeNameCache();
+
+    struct Data {
+        inline Data();
+        inline ~Data();
+        QmlType *type;
+        QmlTypeNameCache *typeNamespace;
+    };
+
+    void add(const QString &, QmlType *);
+    void add(const QString &, QmlTypeNameCache *);
+
+    Data *data(const QString &) const;
+    inline Data *data(const QScriptDeclarativeClass::Identifier &id) const;
+
+private:
+    struct RData : public Data { 
+        QScriptDeclarativeClass::PersistentIdentifier identifier;
+    };
+    typedef QHash<QString, RData *> StringCache;
+    typedef QHash<QScriptDeclarativeClass::Identifier, RData *> IdentifierCache;
+
+    StringCache stringCache;
+    IdentifierCache identifierCache;
+    QmlEngine *engine;
+};
+
+QmlTypeNameCache::Data::Data()
+: type(0), typeNamespace(0)
+{
+}
+
+QmlTypeNameCache::Data::~Data()
+{
+    if (typeNamespace) typeNamespace->release();
+}
+
+QmlTypeNameCache::Data *QmlTypeNameCache::data(const QScriptDeclarativeClass::Identifier &id) const
+{
+    return identifierCache.value(id);
+}
+
+QT_END_NAMESPACE
+
+#endif // QMLTYPENAMECACHE_P_H
+
diff --git a/src/declarative/qml/qmltypenamescriptclass.cpp b/src/declarative/qml/qmltypenamescriptclass.cpp
new file mode 100644
index 0000000..29e2978
--- /dev/null
+++ b/src/declarative/qml/qmltypenamescriptclass.cpp
@@ -0,0 +1,159 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qmltypenamescriptclass_p.h"
+#include <private/qmlengine_p.h>
+#include <private/qmltypenamecache_p.h>
+
+QT_BEGIN_NAMESPACE
+
+struct TypeNameData {
+    TypeNameData(QObject *o, QmlType *t) : object(o), type(t), typeNamespace(0) {}
+    TypeNameData(QObject *o, QmlTypeNameCache *n) : object(o), type(0), typeNamespace(n) {
+        if (typeNamespace) typeNamespace->addref();
+    }
+    ~TypeNameData() {
+        if (typeNamespace) typeNamespace->release();
+    }
+
+    QObject *object;
+    QmlType *type;
+    QmlTypeNameCache *typeNamespace;
+};
+
+QmlTypeNameScriptClass::QmlTypeNameScriptClass(QmlEngine *bindEngine)
+: QScriptDeclarativeClass(QmlEnginePrivate::getScriptEngine(bindEngine)), 
+  engine(bindEngine), object(0), type(0)
+{
+}
+
+QmlTypeNameScriptClass::~QmlTypeNameScriptClass()
+{
+}
+
+QScriptValue QmlTypeNameScriptClass::newObject(QObject *object, QmlType *type)
+{
+    QScriptEngine *scriptEngine = QmlEnginePrivate::getScriptEngine(engine);
+
+    return QScriptDeclarativeClass::newObject(scriptEngine, this, (Object)new TypeNameData(object, type));
+}
+
+QScriptValue QmlTypeNameScriptClass::newObject(QObject *object, QmlTypeNameCache *ns)
+{
+    QScriptEngine *scriptEngine = QmlEnginePrivate::getScriptEngine(engine);
+
+    return QScriptDeclarativeClass::newObject(scriptEngine, this, (Object)new TypeNameData(object, ns));
+}
+
+
+QScriptClass::QueryFlags 
+QmlTypeNameScriptClass::queryProperty(const Object &obj, const Identifier &name, 
+                                      QScriptClass::QueryFlags flags)
+{
+    Q_UNUSED(flags);
+
+    TypeNameData *data = (TypeNameData *)obj;
+
+    object = 0;
+    type = 0;
+    QmlEnginePrivate *ep = QmlEnginePrivate::get(engine);
+
+    if (data->typeNamespace) {
+
+        QmlTypeNameCache::Data *d = data->typeNamespace->data(name);
+        if (d && d->type) {
+            type = d->type;
+            return QScriptClass::HandlesReadAccess;
+        } else {
+            return 0;
+        }
+
+    } else {
+        Q_ASSERT(data->type);
+
+        QString strName = toString(name);
+
+        if (strName.at(0).isUpper()) {
+            // Must be an enum
+            // ### Optimize
+            const char *enumName = strName.toUtf8().constData();
+            const QMetaObject *metaObject = data->type->baseMetaObject();
+            for (int ii = metaObject->enumeratorCount() - 1; ii >= 0; --ii) {
+                QMetaEnum e = metaObject->enumerator(ii);
+                int value = e.keyToValue(enumName);
+                if (value != -1) {
+                    enumValue = value;
+                    return QScriptClass::HandlesReadAccess;
+                }
+            }
+            return 0;
+        } else {
+            // Must be an attached property
+            object = qmlAttachedPropertiesObjectById(data->type->index(), data->object);
+            if (!object) return 0;
+            return ep->objectClass->queryProperty(object, name, flags);
+        }
+    }
+}
+
+QScriptValue QmlTypeNameScriptClass::property(const Object &obj, const Identifier &name)
+{
+    QmlEnginePrivate *ep = QmlEnginePrivate::get(engine);
+    if (type) {
+        return newObject(object, type);
+    } else if (object) {
+        return ep->objectClass->property(((TypeNameData *)obj)->object, name);
+    } else {
+        return QScriptValue(enumValue);
+    }
+}
+
+void QmlTypeNameScriptClass::setProperty(const Object &o, const Identifier &n, const QScriptValue &v)
+{
+    Q_ASSERT(object);
+    Q_ASSERT(!type);
+
+    QmlEnginePrivate *ep = QmlEnginePrivate::get(engine);
+    ep->objectClass->setProperty(((TypeNameData *)o)->object, n, v);
+}
+
+QT_END_NAMESPACE
+
diff --git a/src/declarative/qml/qmltypenamescriptclass_p.h b/src/declarative/qml/qmltypenamescriptclass_p.h
new file mode 100644
index 0000000..c642ea4
--- /dev/null
+++ b/src/declarative/qml/qmltypenamescriptclass_p.h
@@ -0,0 +1,90 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QMLTYPENAMESCRIPTCLASS_P_H
+#define QMLTYPENAMESCRIPTCLASS_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 <QtScript/qscriptclass.h>
+#include <private/qscriptdeclarativeclass_p.h>
+#include <private/qmlengine_p.h>
+
+QT_BEGIN_NAMESPACE
+
+class QmlEngine;
+class QmlType;
+class QmlTypeNameCache;
+class QmlTypeNameScriptClass : public QScriptDeclarativeClass
+{
+public:
+    QmlTypeNameScriptClass(QmlEngine *);
+    ~QmlTypeNameScriptClass();
+
+    QScriptValue newObject(QObject *, QmlType *);
+    QScriptValue newObject(QObject *, QmlTypeNameCache *);
+
+protected:
+    virtual QScriptClass::QueryFlags queryProperty(const Object &, const Identifier &, 
+                                                   QScriptClass::QueryFlags flags);
+
+    virtual QScriptValue property(const Object &, const Identifier &);
+    virtual void setProperty(const Object &, const Identifier &name, const QScriptValue &);
+
+private:
+    QmlEngine *engine;
+    QObject *object;
+    QmlType *type;
+    quint32 enumValue;
+};
+
+QT_END_NAMESPACE
+
+#endif // QMLTYPENAMESCRIPTCLASS_P_H
+
diff --git a/src/declarative/qml/qmlvaluetypescriptclass.cpp b/src/declarative/qml/qmlvaluetypescriptclass.cpp
new file mode 100644
index 0000000..da6c73d
--- /dev/null
+++ b/src/declarative/qml/qmlvaluetypescriptclass.cpp
@@ -0,0 +1,150 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qmlvaluetypescriptclass_p.h"
+#include <private/qmlengine_p.h>
+
+QT_BEGIN_NAMESPACE
+
+struct QmlValueTypeReference {
+    QmlValueType *type;
+    QGuard<QObject> object;
+    int property;
+};
+Q_DECLARE_METATYPE(QmlValueTypeReference);
+
+QmlValueTypeScriptClass::QmlValueTypeScriptClass(QmlEngine *bindEngine)
+: QScriptClass(QmlEnginePrivate::getScriptEngine(bindEngine)), engine(bindEngine)
+{
+}
+
+QmlValueTypeScriptClass::~QmlValueTypeScriptClass()
+{
+}
+
+QScriptValue QmlValueTypeScriptClass::newObject(QObject *object, int coreIndex, QmlValueType *type)
+{
+    QmlValueTypeReference ref = { type, object, coreIndex };
+    return QScriptValue();
+}
+
+QmlValueTypeScriptClass::QueryFlags
+QmlValueTypeScriptClass::queryProperty(const QScriptValue &object,
+                                       const QScriptString &name,
+                                       QueryFlags flags, uint *id)
+{
+    Q_UNUSED(flags);
+    QmlValueTypeReference ref =
+        qvariant_cast<QmlValueTypeReference>(object.data().toVariant());
+
+    if (!ref.object)
+        return 0;
+
+    QByteArray propName = name.toString().toUtf8();
+
+    int idx = ref.type->metaObject()->indexOfProperty(propName.constData());
+    if (idx == -1)
+        return 0;
+    *id = idx;
+
+    QMetaProperty prop = ref.object->metaObject()->property(idx);
+
+    QmlValueTypeScriptClass::QueryFlags rv =
+        QmlValueTypeScriptClass::HandlesReadAccess;
+    if (prop.isWritable())
+        rv |= QmlValueTypeScriptClass::HandlesWriteAccess;
+
+    return rv;
+}
+
+QScriptValue QmlValueTypeScriptClass::property(const QScriptValue &object,
+                                               const QScriptString &name,
+                                               uint id)
+{
+    Q_UNUSED(name);
+    QmlValueTypeReference ref =
+        qvariant_cast<QmlValueTypeReference>(object.data().toVariant());
+
+    if (!ref.object)
+        return QScriptValue();
+
+    ref.type->read(ref.object, ref.property);
+
+    QMetaProperty p = ref.type->metaObject()->property(id);
+    QVariant rv = p.read(ref.type);
+
+    return static_cast<QmlEnginePrivate *>(QObjectPrivate::get(engine))->scriptEngine.newVariant(rv);
+}
+
+void QmlValueTypeScriptClass::setProperty(QScriptValue &object,
+                                          const QScriptString &name,
+                                          uint id,
+                                          const QScriptValue &value)
+{
+    Q_UNUSED(name);
+    QmlValueTypeReference ref =
+        qvariant_cast<QmlValueTypeReference>(object.data().toVariant());
+
+    if (!ref.object)
+        return;
+
+    QVariant v = QmlScriptClass::toVariant(engine, value);
+
+    ref.type->read(ref.object, ref.property);
+    QMetaProperty p = ref.type->metaObject()->property(id);
+    p.write(ref.type, v);
+    ref.type->write(ref.object, ref.property);
+}
+
+QVariant QmlValueTypeScriptClass::toVariant(const QScriptValue &val)
+{
+    QmlValueTypeReference ref =
+        qvariant_cast<QmlValueTypeReference>(val.data().toVariant());
+
+    if (!ref.object)
+        return QVariant();
+
+    QMetaProperty p = ref.object->metaObject()->property(ref.property);
+    return p.read(ref.object);
+}
+
+QT_END_NAMESPACE
+
diff --git a/src/declarative/qml/qmlvaluetypescriptclass_p.h b/src/declarative/qml/qmlvaluetypescriptclass_p.h
new file mode 100644
index 0000000..d656a22
--- /dev/null
+++ b/src/declarative/qml/qmlvaluetypescriptclass_p.h
@@ -0,0 +1,89 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QMLVALUETYPESCRIPTCLASS_P_H
+#define QMLVALUETYPESCRIPTCLASS_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 <QtScript/qscriptclass.h>
+#include <private/qscriptdeclarativeclass_p.h>
+
+QT_BEGIN_NAMESPACE
+
+class QmlEngine;
+class QmlValueType;
+class QmlValueTypeScriptClass : public QScriptClass
+{
+public:
+    QmlValueTypeScriptClass(QmlEngine *);
+    ~QmlValueTypeScriptClass();
+
+    QScriptValue newObject(QObject *object, int coreIndex, QmlValueType *);
+
+    virtual QueryFlags queryProperty(const QScriptValue &object,
+                                     const QScriptString &name,
+                                     QueryFlags flags, uint *id);
+    virtual QScriptValue property(const QScriptValue &object,
+                                  const QScriptString &name, 
+                                  uint id);
+    virtual void setProperty(QScriptValue &object,
+                             const QScriptString &name,
+                             uint id,
+                             const QScriptValue &value);
+
+    QVariant toVariant(const QScriptValue &);
+private:
+    QmlEngine *engine;
+};
+
+QT_END_NAMESPACE
+
+#endif // QMLVALUETYPESCRIPTCLASS_P_H
+
diff --git a/src/declarative/util/qmlscript.cpp b/src/declarative/util/qmlscript.cpp
index de2128d..2031a54 100644
--- a/src/declarative/util/qmlscript.cpp
+++ b/src/declarative/util/qmlscript.cpp
@@ -179,10 +179,14 @@ void QmlScriptPrivate::addScriptToEngine(const QString &script, const QString &s
     QScriptEngine *scriptEngine = QmlEnginePrivate::getScriptEngine(engine);
 
     QScriptContext *scriptContext = scriptEngine->pushContext();
-    for (int i = context->d_func()->scopeChain.size() - 1; i > -1; --i) {
+    for (int i = context->d_func()->scopeChain.size() - 1; i >= 0; --i) {
         scriptContext->pushScope(context->d_func()->scopeChain.at(i));
     }
-    scriptContext->setActivationObject(context->d_func()->scopeChain.at(0));
+
+    QScriptValue scope = scriptEngine->newObject();
+    scriptContext->pushScope(scope);
+
+    scriptContext->setActivationObject(scope);
 
     QScriptValue val = scriptEngine->evaluate(script, source);
     if (scriptEngine->hasUncaughtException()) {
@@ -200,6 +204,8 @@ void QmlScriptPrivate::addScriptToEngine(const QString &script, const QString &s
     }
 
     scriptEngine->popContext();
+
+    context->d_func()->scripts.append(scope);
 }
 
 QT_END_NAMESPACE