Merge branch '4.7' of git@scm.dev.nokia.troll.no:qt/oslo-staging-1 into 4.7

36 files changed, 1828 insertions, 1153 deletions

diff --git a/src/declarative/qml/qdeclarativebinding.cpp b/src/declarative/qml/qdeclarativebinding.cpp
index d44e7fb..8043ea9 100644
--- a/src/declarative/qml/qdeclarativebinding.cpp
+++ b/src/declarative/qml/qdeclarativebinding.cpp
@@ -193,7 +193,18 @@ void QDeclarativeBinding::update(QDeclarativePropertyPrivate::WriteFlags flags)
                 data->error.setColumn(-1);
                 data->error.setDescription(QLatin1String("Unable to assign [undefined] to ") + QLatin1String(QMetaType::typeName(data->property.propertyType())));
 
-            } else if (data->property.object() && 
+            } else if (!scriptValue.isRegExp() && scriptValue.isFunction()) {
+
+                QUrl url = QUrl(data->url);
+                int line = data->line;
+                if (url.isEmpty()) url = QUrl(QLatin1String("<Unknown File>"));
+
+                data->error.setUrl(url);
+                data->error.setLine(line);
+                data->error.setColumn(-1);
+                data->error.setDescription(QLatin1String("Unable to assign a function to a property."));
+
+            } else if (data->property.object() &&
                        !QDeclarativePropertyPrivate::write(data->property, value, flags)) {
 
                 QUrl url = QUrl(data->url);
diff --git a/src/declarative/qml/qdeclarativecompiledbindings.cpp b/src/declarative/qml/qdeclarativecompiledbindings.cpp
index 6596aba..05b7dc6 100644
--- a/src/declarative/qml/qdeclarativecompiledbindings.cpp
+++ b/src/declarative/qml/qdeclarativecompiledbindings.cpp
@@ -572,7 +572,7 @@ struct QDeclarativeBindingCompilerPrivate
     QDeclarativeParser::Object *component;
     QDeclarativeParser::Property *destination;
     QHash<QString, QDeclarativeParser::Object *> ids;
-    QDeclarativeEnginePrivate::Imports imports;
+    QDeclarativeImports imports;
     QDeclarativeEnginePrivate *engine;
 
     QString contextName() const { return QLatin1String("$$$SCOPE_") + QString::number((intptr_t)context, 16); }
@@ -1795,8 +1795,8 @@ bool QDeclarativeBindingCompilerPrivate::parseName(AST::Node *node, Result &type
             if (nameParts.at(ii + 1).at(0).isUpper())
                 return false;
 
-            QDeclarativeEnginePrivate::ImportedNamespace *ns = 0;
-            if (!engine->resolveType(imports, name.toUtf8(), &attachType, 0, 0, 0, &ns))
+            QDeclarativeImportedNamespace *ns = 0;
+            if (!engine->importDatabase.resolveType(imports, name.toUtf8(), &attachType, 0, 0, 0, &ns))
                 return false;
             if (ns || !attachType || !attachType->attachedPropertiesType())
                 return false;
diff --git a/src/declarative/qml/qdeclarativecompiledbindings_p.h b/src/declarative/qml/qdeclarativecompiledbindings_p.h
index d5c6a02..a9772cc 100644
--- a/src/declarative/qml/qdeclarativecompiledbindings_p.h
+++ b/src/declarative/qml/qdeclarativecompiledbindings_p.h
@@ -77,7 +77,7 @@ public:
         QDeclarativeParser::Property *property;
         QDeclarativeParser::Variant expression;
         QHash<QString, QDeclarativeParser::Object *> ids;
-        QDeclarativeEnginePrivate::Imports imports;
+        QDeclarativeImports imports;
     };
 
     // -1 on failure, otherwise the binding index to use
diff --git a/src/declarative/qml/qdeclarativecompiler.cpp b/src/declarative/qml/qdeclarativecompiler.cpp
index 1727687..6d420a7 100644
--- a/src/declarative/qml/qdeclarativecompiler.cpp
+++ b/src/declarative/qml/qdeclarativecompiler.cpp
@@ -607,6 +607,7 @@ bool QDeclarativeCompiler::compile(QDeclarativeEngine *engine,
     Q_ASSERT(root);
 
     this->engine = engine;
+    this->enginePrivate = QDeclarativeEnginePrivate::get(engine);
     this->unit = unit;
     this->unitRoot = root;
     compileTree(root);
@@ -624,6 +625,7 @@ bool QDeclarativeCompiler::compile(QDeclarativeEngine *engine,
     savedCompileStates.clear();
     output = 0;
     this->engine = 0;
+    this->enginePrivate = 0;
     this->unit = 0;
     this->unitRoot = 0;
 
@@ -688,14 +690,12 @@ void QDeclarativeCompiler::compileTree(Object *tree)
     def.type = QDeclarativeInstruction::SetDefault;
     output->bytecode << def;
 
-    output->imports = unit->imports;
-
     output->importCache = new QDeclarativeTypeNameCache(engine);
 
     for (int ii = 0; ii < importedScriptIndexes.count(); ++ii) 
         output->importCache->add(importedScriptIndexes.at(ii), ii);
 
-    output->imports.cache(output->importCache, engine);
+    unit->imports.cache(output->importCache, engine);
 
     Q_ASSERT(tree->metatype);
 
@@ -706,7 +706,7 @@ void QDeclarativeCompiler::compileTree(Object *tree)
         output->root = &output->rootData;
     }
     if (!tree->metadata.isEmpty()) 
-        QDeclarativeEnginePrivate::get(engine)->registerCompositeType(output);
+        enginePrivate->registerCompositeType(output);
 }
 
 static bool ValuePtrLessThan(const Value *t1, const Value *t2) 
@@ -938,19 +938,28 @@ void QDeclarativeCompiler::genObject(QDeclarativeParser::Object *obj)
         meta.storeMeta.propertyCache = output->propertyCaches.count();
         // ### Surely the creation of this property cache could be more efficient
         QDeclarativePropertyCache *propertyCache = 0;
-        if (tr.component && QDeclarativeComponentPrivate::get(tr.component)->cc->rootPropertyCache) {
+        if (tr.component)
             propertyCache = QDeclarativeComponentPrivate::get(tr.component)->cc->rootPropertyCache->copy();
-        } else {
-            propertyCache = QDeclarativePropertyCache::create(engine, obj->metaObject()->superClass());
-        }
+        else
+            propertyCache = enginePrivate->cache(obj->metaObject()->superClass())->copy();
+
         propertyCache->append(engine, obj->metaObject(), QDeclarativePropertyCache::Data::NoFlags,
                               QDeclarativePropertyCache::Data::IsVMEFunction);
+
         if (obj == unitRoot) {
             propertyCache->addref();
             output->rootPropertyCache = propertyCache;
         }
+
         output->propertyCaches << propertyCache;
         output->bytecode << meta;
+    } else if (obj == unitRoot) {
+        if (tr.component)
+            output->rootPropertyCache = QDeclarativeComponentPrivate::get(tr.component)->cc->rootPropertyCache;
+        else
+            output->rootPropertyCache = enginePrivate->cache(obj->metaObject());
+
+        output->rootPropertyCache->addref();
     }
 
     // Set the object id
@@ -1359,9 +1368,9 @@ bool QDeclarativeCompiler::buildProperty(QDeclarativeParser::Property *prop,
         }
 
         QDeclarativeType *type = 0;
-        QDeclarativeEnginePrivate::ImportedNamespace *typeNamespace = 0;
-        QDeclarativeEnginePrivate::get(engine)->resolveType(unit->imports, prop->name, 
-                                                   &type, 0, 0, 0, &typeNamespace);
+        QDeclarativeImportedNamespace *typeNamespace = 0;
+        enginePrivate->importDatabase.resolveType(unit->imports, prop->name, 
+                                                  &type, 0, 0, 0, &typeNamespace);
 
         if (typeNamespace) {
             // ### We might need to indicate that this property is a namespace 
@@ -1436,7 +1445,7 @@ bool QDeclarativeCompiler::buildProperty(QDeclarativeParser::Property *prop,
 
         COMPILE_CHECK(buildGroupedProperty(prop, obj, ctxt));
 
-    } else if (QDeclarativeEnginePrivate::get(engine)->isList(prop->type)) {
+    } else if (enginePrivate->isList(prop->type)) {
 
         COMPILE_CHECK(buildListProperty(prop, obj, ctxt));
 
@@ -1453,11 +1462,10 @@ bool QDeclarativeCompiler::buildProperty(QDeclarativeParser::Property *prop,
     return true;
 }
 
-bool 
-QDeclarativeCompiler::buildPropertyInNamespace(QDeclarativeEnginePrivate::ImportedNamespace *ns,
-                                      QDeclarativeParser::Property *nsProp, 
-                                      QDeclarativeParser::Object *obj, 
-                                      const BindingContext &ctxt)
+bool QDeclarativeCompiler::buildPropertyInNamespace(QDeclarativeImportedNamespace *ns,
+                                                    QDeclarativeParser::Property *nsProp, 
+                                                    QDeclarativeParser::Object *obj, 
+                                                    const BindingContext &ctxt)
 {
     if (!nsProp->value)
         COMPILE_EXCEPTION(nsProp, tr("Invalid use of namespace"));
@@ -1470,8 +1478,7 @@ QDeclarativeCompiler::buildPropertyInNamespace(QDeclarativeEnginePrivate::Import
         // Setup attached property data
 
         QDeclarativeType *type = 0;
-        QDeclarativeEnginePrivate::get(engine)->resolveTypeInNamespace(ns, prop->name,
-                                                              &type, 0, 0, 0);
+        enginePrivate->importDatabase.resolveTypeInNamespace(ns, prop->name, &type, 0, 0, 0);
 
         if (!type || !type->attachedPropertiesType()) 
             COMPILE_EXCEPTION(prop, tr("Non-existent attached object"));
@@ -1492,7 +1499,7 @@ QDeclarativeCompiler::buildPropertyInNamespace(QDeclarativeEnginePrivate::Import
 void QDeclarativeCompiler::genValueProperty(QDeclarativeParser::Property *prop,
                                    QDeclarativeParser::Object *obj)
 {
-    if (QDeclarativeEnginePrivate::get(engine)->isList(prop->type)) {
+    if (enginePrivate->isList(prop->type)) {
         genListProperty(prop, obj);
     } else {
         genPropertyAssignment(prop, obj);
@@ -1502,7 +1509,7 @@ void QDeclarativeCompiler::genValueProperty(QDeclarativeParser::Property *prop,
 void QDeclarativeCompiler::genListProperty(QDeclarativeParser::Property *prop,
                                   QDeclarativeParser::Object *obj)
 {
-    int listType = QDeclarativeEnginePrivate::get(engine)->listType(prop->type);
+    int listType = enginePrivate->listType(prop->type);
 
     QDeclarativeInstruction fetch;
     fetch.type = QDeclarativeInstruction::FetchQList;
@@ -1756,8 +1763,7 @@ bool QDeclarativeCompiler::buildGroupedProperty(QDeclarativeParser::Property *pr
 
     } else {
         // Load the nested property's meta type
-        prop->value->metatype = 
-            QDeclarativeEnginePrivate::get(engine)->metaObjectForType(prop->type);
+        prop->value->metatype = enginePrivate->metaObjectForType(prop->type);
         if (!prop->value->metatype)
             COMPILE_EXCEPTION(prop, tr("Invalid grouped property access"));
 
@@ -1836,13 +1842,13 @@ bool QDeclarativeCompiler::buildListProperty(QDeclarativeParser::Property *prop,
                                              QDeclarativeParser::Object *obj,
                                              const BindingContext &ctxt)
 {
-    Q_ASSERT(QDeclarativeEnginePrivate::get(engine)->isList(prop->type));
+    Q_ASSERT(enginePrivate->isList(prop->type));
 
     int t = prop->type;
 
     obj->addValueProperty(prop);
 
-    int listType = QDeclarativeEnginePrivate::get(engine)->listType(t);
+    int listType = enginePrivate->listType(t);
     bool listTypeIsInterface = QDeclarativeMetaType::isInterface(listType);
 
     bool assignedBinding = false;
@@ -1957,8 +1963,7 @@ bool QDeclarativeCompiler::buildPropertyObjectAssignment(QDeclarativeParser::Pro
         // We want to raw metaObject here as the raw metaobject is the
         // actual property type before we applied any extensions that might
         // effect the properties on the type, but don't effect assignability
-        const QMetaObject *propertyMetaObject =
-            QDeclarativeEnginePrivate::get(engine)->rawMetaObjectForType(prop->type);
+        const QMetaObject *propertyMetaObject = enginePrivate->rawMetaObjectForType(prop->type);
 
         // Will be true if the assgned type inherits propertyMetaObject
         bool isAssignable = false;
@@ -2100,8 +2105,8 @@ bool QDeclarativeCompiler::testQualifiedEnumAssignment(const QMetaProperty &prop
 
     QString typeName = parts.at(0);
     QDeclarativeType *type = 0;
-    QDeclarativeEnginePrivate::get(engine)->resolveType(unit->imports, typeName.toUtf8(),
-                                               &type, 0, 0, 0, 0);
+    enginePrivate->importDatabase.resolveType(unit->imports, typeName.toUtf8(),
+                                              &type, 0, 0, 0, 0);
 
     if (!type || obj->typeName != type->qmlTypeName())
         return true;
@@ -2128,7 +2133,7 @@ int QDeclarativeCompiler::evaluateEnum(const QByteArray& script) const
     int dot = script.indexOf('.');
     if (dot > 0) {
         QDeclarativeType *type = 0;
-        QDeclarativeEnginePrivate::get(engine)->resolveType(unit->imports, script.left(dot), &type, 0, 0, 0, 0);
+        enginePrivate->importDatabase.resolveType(unit->imports, script.left(dot), &type, 0, 0, 0, 0);
         if (!type)
             return -1;
         const QMetaObject *mo = type->metaObject();
@@ -2282,13 +2287,12 @@ bool QDeclarativeCompiler::buildDynamicMeta(QDeclarativeParser::Object *obj, Dyn
                 QByteArray customTypeName;
                 QDeclarativeType *qmltype = 0;
                 QUrl url;
-                QDeclarativeEnginePrivate *priv = QDeclarativeEnginePrivate::get(engine);
-                if (!priv->resolveType(unit->imports, p.customType, &qmltype, 
-                                       &url, 0, 0, 0)) 
+                if (!enginePrivate->importDatabase.resolveType(unit->imports, p.customType, &qmltype, 
+                                                               &url, 0, 0, 0)) 
                     COMPILE_EXCEPTION(&p, tr("Invalid property type"));
 
                 if (!qmltype) {
-                    QDeclarativeCompositeTypeData *tdata = priv->typeManager.get(url);
+                    QDeclarativeCompositeTypeData *tdata = enginePrivate->typeManager.get(url);
                     Q_ASSERT(tdata);
                     Q_ASSERT(tdata->status == QDeclarativeCompositeTypeData::Complete);
 
@@ -2460,7 +2464,7 @@ bool QDeclarativeCompiler::checkValidId(QDeclarativeParser::Value *v, const QStr
 
     }
 
-    if (QDeclarativeEnginePrivate::get(engine)->globalClass->illegalNames().contains(val))
+    if (enginePrivate->globalClass->illegalNames().contains(val))
         COMPILE_EXCEPTION(v, tr( "ID illegally masks global JavaScript property"));
 
     return true;
@@ -2653,8 +2657,8 @@ int QDeclarativeCompiler::genValueTypeData(QDeclarativeParser::Property *valueTy
 {
     QByteArray data =
         QDeclarativePropertyPrivate::saveValueType(prop->parent->metaObject(), prop->index, 
-                                              QDeclarativeEnginePrivate::get(engine)->valueTypes[prop->type]->metaObject(), 
-                                              valueTypeProp->index);
+                                                   enginePrivate->valueTypes[prop->type]->metaObject(), 
+                                                   valueTypeProp->index);
 //                valueTypeProp->index, valueTypeProp->type);
 
     return output->indexForByteArray(data);
@@ -2690,7 +2694,7 @@ bool QDeclarativeCompiler::completeComponentBuild()
         expr.expression = binding.expression;
         expr.imports = unit->imports;
 
-        int index = bindingCompiler.compile(expr, QDeclarativeEnginePrivate::get(engine));
+        int index = bindingCompiler.compile(expr, enginePrivate);
         if (index != -1) {
             binding.dataType = BindingReference::Experimental;
             binding.compiledIndex = index;
@@ -2798,7 +2802,7 @@ void QDeclarativeCompiler::dumpStats()
 bool QDeclarativeCompiler::canCoerce(int to, QDeclarativeParser::Object *from)
 {
     const QMetaObject *toMo = 
-        QDeclarativeEnginePrivate::get(engine)->rawMetaObjectForType(to);
+        enginePrivate->rawMetaObjectForType(to);
     const QMetaObject *fromMo = from->metaObject();
 
     while (fromMo) {
diff --git a/src/declarative/qml/qdeclarativecompiler_p.h b/src/declarative/qml/qdeclarativecompiler_p.h
index fefab7a..908c703 100644
--- a/src/declarative/qml/qdeclarativecompiler_p.h
+++ b/src/declarative/qml/qdeclarativecompiler_p.h
@@ -84,7 +84,6 @@ public:
 
     QString name;
     QUrl url;
-    QDeclarativeEnginePrivate::Imports imports;
     QDeclarativeTypeNameCache *importCache;
 
     struct TypeReference 
@@ -192,7 +191,7 @@ private:
                      const BindingContext &);
     bool buildProperty(QDeclarativeParser::Property *prop, QDeclarativeParser::Object *obj, 
                        const BindingContext &);
-    bool buildPropertyInNamespace(QDeclarativeEnginePrivate::ImportedNamespace *ns,
+    bool buildPropertyInNamespace(QDeclarativeImportedNamespace *ns,
                                   QDeclarativeParser::Property *prop, 
                                   QDeclarativeParser::Object *obj, 
                                   const BindingContext &);
@@ -336,6 +335,7 @@ private:
     QList<QDeclarativeError> exceptions;
     QDeclarativeCompiledData *output;
     QDeclarativeEngine *engine;
+    QDeclarativeEnginePrivate *enginePrivate;
     QDeclarativeParser::Object *unitRoot;
     QDeclarativeCompositeTypeData *unit;
 };
diff --git a/src/declarative/qml/qdeclarativecomponent.cpp b/src/declarative/qml/qdeclarativecomponent.cpp
index d8bbb70..afdaee8 100644
--- a/src/declarative/qml/qdeclarativecomponent.cpp
+++ b/src/declarative/qml/qdeclarativecomponent.cpp
@@ -59,11 +59,11 @@
 #include <QFileInfo>
 #include <QtCore/qdebug.h>
 #include <QApplication>
+#include <QGraphicsObject>
 
 QT_BEGIN_NAMESPACE
 
 class QByteArray;
-int statusId = qRegisterMetaType<QDeclarativeComponent::Status>("QDeclarativeComponent::Status");
 
 /*!
     \class QDeclarativeComponent
@@ -242,10 +242,10 @@ QDeclarativeComponent::~QDeclarativeComponent()
     \qmlproperty enumeration Component::status
     This property holds the status of component loading.  It can be one of:
     \list
-    \o Null - no data is available for the component
-    \o Ready - the component has been loaded, and can be used to create instances.
-    \o Loading - the component is currently being loaded
-    \o Error - an error occurred while loading the component.
+    \o Component.Null - no data is available for the component
+    \o Component.Ready - the component has been loaded, and can be used to create instances.
+    \o Component.Loading - the component is currently being loaded
+    \o Component.Error - an error occurred while loading the component.
                Calling errorsString() will provide a human-readable description of any errors.
     \endlist
  */
@@ -269,19 +269,7 @@ QDeclarativeComponent::Status QDeclarativeComponent::status() const
 }
 
 /*!
-    \qmlproperty bool Component::isNull
-
-    Is true if the component is in the Null state, false otherwise.
-
-    Equivalent to status == Component.Null.
-*/
-
-/*!
-    \property QDeclarativeComponent::isNull
-
-    Is true if the component is in the Null state, false otherwise.
-
-    Equivalent to status() == QDeclarativeComponent::Null.
+    Returns true if status() == QDeclarativeComponent::Null.
 */
 bool QDeclarativeComponent::isNull() const
 {
@@ -289,19 +277,7 @@ bool QDeclarativeComponent::isNull() const
 }
 
 /*!
-    \qmlproperty bool Component::isReady
-
-    Is true if the component is in the Ready state, false otherwise.
-
-    Equivalent to status == Component.Ready.
-*/
-
-/*!
-    \property QDeclarativeComponent::isReady
-
-    Is true if the component is in the Ready state, false otherwise.
-
-    Equivalent to status() == QDeclarativeComponent::Ready.
+    Returns true if status() == QDeclarativeComponent::Ready.
 */
 bool QDeclarativeComponent::isReady() const
 {
@@ -309,21 +285,7 @@ bool QDeclarativeComponent::isReady() const
 }
 
 /*!
-    \qmlproperty bool Component::isError
-
-    Is true if the component is in the Error state, false otherwise.
-
-    Equivalent to status == Component.Error.
-
-    Calling errorsString() will provide a human-readable description of any errors.
-*/
-
-/*!
-    \property QDeclarativeComponent::isError
-
-    Is true if the component is in the Error state, false otherwise.
-
-    Equivalent to status() == QDeclarativeComponent::Error.
+    Returns true if status() == QDeclarativeComponent::Error.
 */
 bool QDeclarativeComponent::isError() const
 {
@@ -331,19 +293,7 @@ bool QDeclarativeComponent::isError() const
 }
 
 /*!
-    \qmlproperty bool Component::isLoading
-
-    Is true if the component is in the Loading state, false otherwise.
-
-    Equivalent to status == Component::Loading.
-*/
-
-/*!
-    \property QDeclarativeComponent::isLoading
-
-    Is true if the component is in the Loading state, false otherwise.
-
-    Equivalent to status() == QDeclarativeComponent::Loading.
+    Returns true if status() == QDeclarativeComponent::Loading.
 */
 bool QDeclarativeComponent::isLoading() const
 {
@@ -421,7 +371,7 @@ QDeclarativeComponent::QDeclarativeComponent(QDeclarativeEngine *engine, const Q
 {
     Q_D(QDeclarativeComponent);
     d->engine = engine;
-    loadUrl(QUrl::fromLocalFile(fileName));
+    loadUrl(d->engine->baseUrl().resolved(QUrl::fromLocalFile(fileName)));
 }
 
 /*!
@@ -598,14 +548,21 @@ QDeclarativeComponent::QDeclarativeComponent(QDeclarativeComponentPrivate &dd, Q
     \qmlmethod object Component::createObject()
     Returns an object instance from this component, or null if object creation fails.
 
-    The object will be created in the same context as the component was created in.
+    The object will be created in the same context as the one in which the component
+    was created.
+
+    Note that if the returned object is to be displayed, its \c parent must be set to
+    an existing item in a scene, or else the object will not be visible.
 */
 
 /*!
     \internal
     A version of create which returns a scriptObject, for use in script
+
+    Sets graphics object parent because forgetting to do this is a frequent
+    and serious problem.
 */
-QScriptValue QDeclarativeComponent::createObject()
+QScriptValue QDeclarativeComponent::createObject(QObject* parent)
 {
     Q_D(QDeclarativeComponent);
     QDeclarativeContext* ctxt = creationContext();
@@ -614,6 +571,20 @@ QScriptValue QDeclarativeComponent::createObject()
     QObject* ret = create(ctxt);
     if (!ret)
         return QScriptValue(QScriptValue::NullValue);
+
+    QGraphicsObject* gobj = qobject_cast<QGraphicsObject*>(ret);
+    bool needParent = (gobj != 0);
+    if(parent){
+        ret->setParent(parent);
+        QGraphicsObject* gparent = qobject_cast<QGraphicsObject*>(parent);
+        if(gparent){
+            gobj->setParentItem(gparent);
+            needParent = false;
+        }
+    }
+    if(needParent)
+        qWarning("QDeclarativeComponent: Created graphical object was not placed in the graphics scene.");
+
     QDeclarativeEnginePrivate *priv = QDeclarativeEnginePrivate::get(d->engine);
     QDeclarativeData::get(ret, true)->setImplicitDestructible();
     return priv->objectClass->newQObject(ret, QMetaType::QObjectStar);
@@ -754,6 +725,7 @@ QObject * QDeclarativeComponentPrivate::begin(QDeclarativeContextData *ctxt, QDe
 
         state->bindValues = enginePriv->bindValues;
         state->parserStatus = enginePriv->parserStatus;
+        state->finalizedParserStatus = enginePriv->finalizedParserStatus;
         state->componentAttached = enginePriv->componentAttached;
         if (state->componentAttached)
             state->componentAttached->prev = &state->componentAttached;
@@ -761,6 +733,7 @@ QObject * QDeclarativeComponentPrivate::begin(QDeclarativeContextData *ctxt, QDe
         enginePriv->componentAttached = 0;
         enginePriv->bindValues.clear();
         enginePriv->parserStatus.clear();
+        enginePriv->finalizedParserStatus.clear();
         state->completePending = true;
         enginePriv->inProgressCreations++;
     }
@@ -785,6 +758,7 @@ void QDeclarativeComponentPrivate::beginDeferred(QDeclarativeEnginePrivate *engi
 
         state->bindValues = enginePriv->bindValues;
         state->parserStatus = enginePriv->parserStatus;
+        state->finalizedParserStatus = enginePriv->finalizedParserStatus;
         state->componentAttached = enginePriv->componentAttached;
         if (state->componentAttached)
             state->componentAttached->prev = &state->componentAttached;
@@ -792,6 +766,7 @@ void QDeclarativeComponentPrivate::beginDeferred(QDeclarativeEnginePrivate *engi
         enginePriv->componentAttached = 0;
         enginePriv->bindValues.clear();
         enginePriv->parserStatus.clear();
+        enginePriv->finalizedParserStatus.clear();
         state->completePending = true;
         enginePriv->inProgressCreations++;
     }
@@ -826,6 +801,16 @@ void QDeclarativeComponentPrivate::complete(QDeclarativeEnginePrivate *enginePri
             QDeclarativeEnginePrivate::clear(ps);
         }
 
+        for (int ii = 0; ii < state->finalizedParserStatus.count(); ++ii) {
+            QPair<QDeclarativeGuard<QObject>, int> status = state->finalizedParserStatus.at(ii);
+            QObject *obj = status.first;
+            if (obj) {
+                void *args[] = { 0 };
+                QMetaObject::metacall(obj, QMetaObject::InvokeMetaMethod,
+                                      status.second, args);
+            }
+        }
+
         while (state->componentAttached) {
             QDeclarativeComponentAttached *a = state->componentAttached;
             a->rem();
@@ -838,6 +823,7 @@ void QDeclarativeComponentPrivate::complete(QDeclarativeEnginePrivate *enginePri
 
         state->bindValues.clear();
         state->parserStatus.clear();
+        state->finalizedParserStatus.clear();
         state->completePending = false;
 
         enginePriv->inProgressCreations--;
diff --git a/src/declarative/qml/qdeclarativecomponent.h b/src/declarative/qml/qdeclarativecomponent.h
index f3cfe3c..688e233 100644
--- a/src/declarative/qml/qdeclarativecomponent.h
+++ b/src/declarative/qml/qdeclarativecomponent.h
@@ -64,10 +64,7 @@ class Q_DECLARATIVE_EXPORT QDeclarativeComponent : public QObject
 {
     Q_OBJECT
     Q_DECLARE_PRIVATE(QDeclarativeComponent)
-    Q_PROPERTY(bool isNull READ isNull NOTIFY statusChanged)
-    Q_PROPERTY(bool isReady READ isReady NOTIFY statusChanged)
-    Q_PROPERTY(bool isError READ isError NOTIFY statusChanged)
-    Q_PROPERTY(bool isLoading READ isLoading NOTIFY statusChanged)
+
     Q_PROPERTY(qreal progress READ progress NOTIFY progressChanged)
     Q_PROPERTY(Status status READ status NOTIFY statusChanged)
     Q_PROPERTY(QUrl url READ url CONSTANT)
@@ -112,7 +109,7 @@ Q_SIGNALS:
 
 protected:
     QDeclarativeComponent(QDeclarativeComponentPrivate &dd, QObject* parent);
-    Q_INVOKABLE QScriptValue createObject();
+    Q_INVOKABLE QScriptValue createObject(QObject* parent);
 
 private:
     QDeclarativeComponent(QDeclarativeEngine *, QDeclarativeCompiledData *, int, int, QObject *parent);
diff --git a/src/declarative/qml/qdeclarativecomponent_p.h b/src/declarative/qml/qdeclarativecomponent_p.h
index 8b95945..2a7d633 100644
--- a/src/declarative/qml/qdeclarativecomponent_p.h
+++ b/src/declarative/qml/qdeclarativecomponent_p.h
@@ -102,6 +102,7 @@ public:
         ConstructionState() : componentAttached(0), completePending(false) {}
         QList<QDeclarativeEnginePrivate::SimpleList<QDeclarativeAbstractBinding> > bindValues;
         QList<QDeclarativeEnginePrivate::SimpleList<QDeclarativeParserStatus> > parserStatus;
+        QList<QPair<QDeclarativeGuard<QObject>, int> > finalizedParserStatus;
         QDeclarativeComponentAttached *componentAttached;
         QList<QDeclarativeError> errors;
         bool completePending;
diff --git a/src/declarative/qml/qdeclarativecompositetypedata_p.h b/src/declarative/qml/qdeclarativecompositetypedata_p.h
index 47cb3b3..a0e4cc2 100644
--- a/src/declarative/qml/qdeclarativecompositetypedata_p.h
+++ b/src/declarative/qml/qdeclarativecompositetypedata_p.h
@@ -83,7 +83,7 @@ public:
 
     QList<QDeclarativeError> errors;
 
-    QDeclarativeEnginePrivate::Imports imports;
+    QDeclarativeImports imports;
 
     QList<QDeclarativeCompositeTypeData *> dependants;
 
diff --git a/src/declarative/qml/qdeclarativecompositetypemanager.cpp b/src/declarative/qml/qdeclarativecompositetypemanager.cpp
index 625356c..b43b4d0 100644
--- a/src/declarative/qml/qdeclarativecompositetypemanager.cpp
+++ b/src/declarative/qml/qdeclarativecompositetypemanager.cpp
@@ -530,16 +530,15 @@ void QDeclarativeCompositeTypeManager::checkComplete(QDeclarativeCompositeTypeDa
 int QDeclarativeCompositeTypeManager::resolveTypes(QDeclarativeCompositeTypeData *unit)
 {
     // not called until all resources are loaded (they include import URLs)
-
     int waiting = 0;
 
+    QDeclarativeEnginePrivate *ep = QDeclarativeEnginePrivate::get(engine);
+    QDeclarativeImportDatabase &importDatabase = ep->importDatabase;
 
-    /*
-     For local urls, add an implicit import "." as first (most overridden) lookup. This will also trigger
-     the loading of the qmldir and the import of any native types from available plugins.
-     */
+    // For local urls, add an implicit import "." as first (most overridden) lookup. 
+    // This will also trigger the loading of the qmldir and the import of any native 
+    // types from available plugins.
     {
-
         QDeclarativeDirComponents qmldircomponentsnetwork;
         if (QDeclarativeCompositeTypeResource *resource
             = resources.value(unit->imports.baseUrl().resolved(QUrl(QLatin1String("./qmldir"))))) {
@@ -549,14 +548,9 @@ int QDeclarativeCompositeTypeManager::resolveTypes(QDeclarativeCompositeTypeData
             qmldircomponentsnetwork = parser.components();
         }
 
-        QDeclarativeEnginePrivate::get(engine)->
-                addToImport(&unit->imports,
-                            qmldircomponentsnetwork,
-                            QLatin1String("."),
-                            QString(),
-                            -1, -1,
-                            QDeclarativeScriptParser::Import::File,
-                            0); // error ignored (just means no fallback)
+        importDatabase.addToImport(&unit->imports, qmldircomponentsnetwork, QLatin1String("."),
+                                   QString(), -1, -1, QDeclarativeScriptParser::Import::File,
+                                   0); // error ignored (just means no fallback)
     }
 
 
@@ -593,9 +587,8 @@ int QDeclarativeCompositeTypeManager::resolveTypes(QDeclarativeCompositeTypeData
         }
 
         QString errorString;
-        if (!QDeclarativeEnginePrivate::get(engine)->
-                addToImport(&unit->imports, qmldircomponentsnetwork, imp.uri, imp.qualifier, vmaj, vmin, imp.type, &errorString))
-        {
+        if (!importDatabase.addToImport(&unit->imports, qmldircomponentsnetwork, imp.uri, imp.qualifier, 
+                                        vmaj, vmin, imp.type, &errorString)) {
             QDeclarativeError error;
             error.setUrl(unit->imports.baseUrl());
             error.setDescription(errorString);
@@ -621,11 +614,10 @@ int QDeclarativeCompositeTypeManager::resolveTypes(QDeclarativeCompositeTypeData
         QUrl url;
         int majorVersion;
         int minorVersion;
-        QDeclarativeEnginePrivate::ImportedNamespace *typeNamespace = 0;
+        QDeclarativeImportedNamespace *typeNamespace = 0;
         QString errorString;
-        if (!QDeclarativeEnginePrivate::get(engine)->resolveType(unit->imports, typeName, &ref.type, &url, &majorVersion, &minorVersion, &typeNamespace, &errorString)
-                || typeNamespace)
-        {
+        if (!importDatabase.resolveType(unit->imports, typeName, &ref.type, &url, &majorVersion, &minorVersion, 
+                                        &typeNamespace, &errorString) || typeNamespace) {
             // Known to not be a type:
             //  - known to be a namespace (Namespace {})
             //  - type with unknown namespace (UnknownNamespace.SomeType {})
diff --git a/src/declarative/qml/qdeclarativecontext.cpp b/src/declarative/qml/qdeclarativecontext.cpp
index ae4223e..b61b8cb 100644
--- a/src/declarative/qml/qdeclarativecontext.cpp
+++ b/src/declarative/qml/qdeclarativecontext.cpp
@@ -528,13 +528,8 @@ void QDeclarativeContextData::invalidate()
     parent = 0;
 }
 
-void QDeclarativeContextData::destroy()
+void QDeclarativeContextData::clearExpressions()
 {
-    if (linkedContext) 
-        linkedContext->destroy();
-
-    if (engine) invalidate();
-
     QDeclarativeAbstractExpression *expression = expressions;
     while (expression) {
         QDeclarativeAbstractExpression *nextExpression = expression->m_nextExpression;
@@ -546,6 +541,16 @@ void QDeclarativeContextData::destroy()
         expression = nextExpression;
     }
     expressions = 0;
+}
+
+void QDeclarativeContextData::destroy()
+{
+    if (linkedContext) 
+        linkedContext->destroy();
+
+    if (engine) invalidate();
+
+    clearExpressions();
 
     while (contextObjects) {
         QDeclarativeData *co = contextObjects;
diff --git a/src/declarative/qml/qdeclarativecontext_p.h b/src/declarative/qml/qdeclarativecontext_p.h
index c7fb099..6b6cd0a 100644
--- a/src/declarative/qml/qdeclarativecontext_p.h
+++ b/src/declarative/qml/qdeclarativecontext_p.h
@@ -113,6 +113,7 @@ class QDeclarativeContextData
 public:
     QDeclarativeContextData();
     QDeclarativeContextData(QDeclarativeContext *);
+    void clearExpressions();
     void destroy();
     void invalidate();
 
diff --git a/src/declarative/qml/qdeclarativedata_p.h b/src/declarative/qml/qdeclarativedata_p.h
index 4a56536..e916273 100644
--- a/src/declarative/qml/qdeclarativedata_p.h
+++ b/src/declarative/qml/qdeclarativedata_p.h
@@ -152,11 +152,11 @@ public:
 template<class T>
 void QDeclarativeGuard<T>::addGuard()
 {
-    if (QObjectPrivate::get(o)->wasDeleted) {
-        if (prev) remGuard();
+    Q_ASSERT(!prev);
+
+    if (QObjectPrivate::get(o)->wasDeleted) 
         return;
-    }
-   
+
     QDeclarativeData *data = QDeclarativeData::get(o, true);
     next = data->guards;
     if (next) reinterpret_cast<QDeclarativeGuard<T> *>(next)->prev = &next;
@@ -167,6 +167,8 @@ void QDeclarativeGuard<T>::addGuard()
 template<class T>
 void QDeclarativeGuard<T>::remGuard()
 {
+    Q_ASSERT(prev);
+
     if (next) reinterpret_cast<QDeclarativeGuard<T> *>(next)->prev = prev;
     *prev = next;
     next = 0;
diff --git a/src/declarative/qml/qdeclarativeengine.cpp b/src/declarative/qml/qdeclarativeengine.cpp
index 1387432..9f5cafe 100644
--- a/src/declarative/qml/qdeclarativeengine.cpp
+++ b/src/declarative/qml/qdeclarativeengine.cpp
@@ -82,6 +82,7 @@
 #include <QStack>
 #include <QMap>
 #include <QPluginLoader>
+#include <QtGui/qfontdatabase.h>
 #include <QtCore/qlibraryinfo.h>
 #include <QtCore/qthreadstorage.h>
 #include <QtCore/qthread.h>
@@ -111,9 +112,6 @@ Q_DECLARE_METATYPE(QDeclarativeProperty)
 
 QT_BEGIN_NAMESPACE
 
-DEFINE_BOOL_CONFIG_OPTION(qmlImportTrace, QML_IMPORT_TRACE)
-DEFINE_BOOL_CONFIG_OPTION(qmlCheckTypes, QML_CHECK_TYPES)
-
 /*!
   \qmlclass QtObject QObject
   \since 4.7
@@ -158,7 +156,7 @@ QDeclarativeEnginePrivate::QDeclarativeEnginePrivate(QDeclarativeEngine *e)
   objectClass(0), valueTypeClass(0), globalClass(0), cleanup(0), erroredBindings(0),
   inProgressCreations(0), scriptEngine(this), workerScriptEngine(0), componentAttached(0),
   inBeginCreate(false), networkAccessManager(0), networkAccessManagerFactory(0),
-  typeManager(e), uniqueId(1)
+  typeManager(e), importDatabase(e), uniqueId(1)
 {
     if (!qt_QmlQtModule_registered) {
         qt_QmlQtModule_registered = true;
@@ -168,27 +166,6 @@ QDeclarativeEnginePrivate::QDeclarativeEnginePrivate(QDeclarativeEngine *e)
         QDeclarativeValueTypeFactory::registerValueTypes();
     }
     globalClass = new QDeclarativeGlobalScriptClass(&scriptEngine);
-
-    // 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() && !fileImportPath.contains(canonicalPath))
-                fileImportPath.append(canonicalPath);
-        }
-    }
-    QString builtinPath = QLibraryInfo::location(QLibraryInfo::ImportsPath);
-    if (!builtinPath.isEmpty())
-        fileImportPath += builtinPath;
-
-    filePluginPath += QLatin1String(".");
-
 }
 
 QUrl QDeclarativeScriptEngine::resolvedUrl(QScriptContext *context, const QUrl& url)
@@ -249,6 +226,7 @@ QDeclarativeScriptEngine::QDeclarativeScriptEngine(QDeclarativeEnginePrivate *pr
 
     //misc methods
     qtObject.setProperty(QLatin1String("openUrlExternally"),newFunction(QDeclarativeEnginePrivate::desktopOpenUrl, 1));
+    qtObject.setProperty(QLatin1String("fontFamilies"),newFunction(QDeclarativeEnginePrivate::fontFamilies, 0));
     qtObject.setProperty(QLatin1String("md5"),newFunction(QDeclarativeEnginePrivate::md5, 1));
     qtObject.setProperty(QLatin1String("btoa"),newFunction(QDeclarativeEnginePrivate::btoa, 1));
     qtObject.setProperty(QLatin1String("atob"),newFunction(QDeclarativeEnginePrivate::atob, 1));
@@ -345,17 +323,16 @@ void QDeclarativeEnginePrivate::clear(SimpleList<QDeclarativeParserStatus> &pss)
 }
 
 Q_GLOBAL_STATIC(QDeclarativeEngineDebugServer, qmlEngineDebugServer);
-typedef QMap<QString, QString> StringStringMap;
-Q_GLOBAL_STATIC(StringStringMap, qmlEnginePluginsWithRegisteredTypes); // stores the uri
-
 
 void QDeclarativePrivate::qdeclarativeelement_destructor(QObject *o)
 {
     QObjectPrivate *p = QObjectPrivate::get(o);
     Q_ASSERT(p->declarativeData);
     QDeclarativeData *d = static_cast<QDeclarativeData*>(p->declarativeData);
-    if (d->ownContext)
+    if (d->ownContext && d->context) {
         d->context->destroy();
+        d->context = 0;
+    }
 }
 
 void QDeclarativeData::destroyed(QAbstractDeclarativeData *d, QObject *o)
@@ -374,6 +351,7 @@ void QDeclarativeEnginePrivate::init()
     qRegisterMetaType<QVariant>("QVariant");
     qRegisterMetaType<QDeclarativeScriptString>("QDeclarativeScriptString");
     qRegisterMetaType<QScriptValue>("QScriptValue");
+    qRegisterMetaType<QDeclarativeComponent::Status>("QDeclarativeComponent::Status");
 
     QDeclarativeData::init();
 
@@ -456,7 +434,11 @@ QDeclarativeEngine::~QDeclarativeEngine()
 }
 
 /*! \fn void QDeclarativeEngine::quit()
-  This signal is emitted when the QDeclarativeEngine quits.
+    This signal is emitted when the QDeclarativeEngine quits.
+ */
+
+/*! \fn void QDeclarativeEngine::warnings(const QList<QDeclarativeError> &warnings)
+    This signal is emitted when \a warnings messages are generated by QML.
  */
 
 /*!
@@ -892,14 +874,10 @@ void QDeclarativeData::destroyed(QObject *object)
     if (ownContext && context)
         context->destroy();
 
-    QDeclarativeGuard<QObject> *guard = guards;
-    while (guard) {
-        QDeclarativeGuard<QObject> *g = guard;
-        guard = guard->next;
-        g->o = 0;
-        g->prev = 0;
-        g->next = 0;
-        g->objectDestroyed(object);
+    while (guards) {
+        QDeclarativeGuard<QObject> *guard = guards;
+        *guard = (QObject *)0;
+        guard->objectDestroyed(object);
     }
 
     if (scriptValue)
@@ -986,7 +964,7 @@ QScriptValue QDeclarativeEnginePrivate::createComponent(QScriptContext *ctxt, QS
     Q_ASSERT(context);
 
     if(ctxt->argumentCount() != 1) {
-        return ctxt->throwError("Qt.createComponent(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.createComponent(): Invalid arguments"));
     }else{
         QString arg = ctxt->argument(0).toString();
         if (arg.isEmpty())
@@ -1006,7 +984,7 @@ QScriptValue QDeclarativeEnginePrivate::createQmlObject(QScriptContext *ctxt, QS
     QDeclarativeEngine* activeEngine = activeEnginePriv->q_func();
 
     if(ctxt->argumentCount() < 2 || ctxt->argumentCount() > 3)
-        return ctxt->throwError("Qt.createQmlObject(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.createQmlObject(): Invalid arguments"));
 
     QDeclarativeContextData* context = activeEnginePriv->getContext(ctxt);
     Q_ASSERT(context);
@@ -1026,7 +1004,7 @@ QScriptValue QDeclarativeEnginePrivate::createQmlObject(QScriptContext *ctxt, QS
 
     QObject *parentArg = activeEnginePriv->objectClass->toQObject(ctxt->argument(1));
     if(!parentArg)
-        return ctxt->throwError("Qt.createQmlObject(): Missing parent object");
+        return ctxt->throwError(QLatin1String("Qt.createQmlObject(): Missing parent object"));
 
     QDeclarativeComponent component(activeEngine);
     component.setData(qml.toUtf8(), url);
@@ -1051,9 +1029,12 @@ QScriptValue QDeclarativeEnginePrivate::createQmlObject(QScriptContext *ctxt, QS
     }
 
     if (!component.isReady())
-        return ctxt->throwError("Qt.createQmlObject(): Component is not ready");
+        return ctxt->throwError(QLatin1String("Qt.createQmlObject(): Component is not ready"));
 
-    QObject *obj = component.create(context->asQDeclarativeContext());
+    QObject *obj = component.beginCreate(context->asQDeclarativeContext());
+    if(obj)
+        QDeclarativeData::get(obj, true)->setImplicitDestructible();
+    component.completeCreate();
 
     if(component.isError()) {
         QList<QDeclarativeError> errors = component.errors();
@@ -1097,18 +1078,18 @@ QScriptValue QDeclarativeEnginePrivate::isQtObject(QScriptContext *ctxt, QScript
 QScriptValue QDeclarativeEnginePrivate::vector(QScriptContext *ctxt, QScriptEngine *engine)
 {
     if(ctxt->argumentCount() != 3)
-        return ctxt->throwError("Qt.vector(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.vector(): Invalid arguments"));
     qsreal x = ctxt->argument(0).toNumber();
     qsreal y = ctxt->argument(1).toNumber();
     qsreal z = ctxt->argument(2).toNumber();
-    return engine->newVariant(qVariantFromValue(QVector3D(x, y, z)));
+    return QDeclarativeEnginePrivate::get(engine)->scriptValueFromVariant(qVariantFromValue(QVector3D(x, y, z)));
 }
 
 QScriptValue QDeclarativeEnginePrivate::formatDate(QScriptContext*ctxt, QScriptEngine*engine)
 {
     int argCount = ctxt->argumentCount();
     if(argCount == 0 || argCount > 2)
-        return ctxt->throwError("Qt.formatDate(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.formatDate(): Invalid arguments"));
 
     QDate date = ctxt->argument(0).toDateTime().date();
     Qt::DateFormat enumFormat = Qt::DefaultLocaleShortDate;
@@ -1119,7 +1100,7 @@ QScriptValue QDeclarativeEnginePrivate::formatDate(QScriptContext*ctxt, QScriptE
         } else if (ctxt->argument(1).isNumber()) {
             enumFormat = Qt::DateFormat(ctxt->argument(1).toUInt32());
         } else {
-            return ctxt->throwError("Qt.formatDate(): Invalid date format");
+            return ctxt->throwError(QLatin1String("Qt.formatDate(): Invalid date format"));
         }
     }
     return engine->newVariant(qVariantFromValue(date.toString(enumFormat)));
@@ -1129,7 +1110,7 @@ QScriptValue QDeclarativeEnginePrivate::formatTime(QScriptContext*ctxt, QScriptE
 {
     int argCount = ctxt->argumentCount();
     if(argCount == 0 || argCount > 2)
-        return ctxt->throwError("Qt.formatTime(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.formatTime(): Invalid arguments"));
 
     QTime date = ctxt->argument(0).toDateTime().time();
     Qt::DateFormat enumFormat = Qt::DefaultLocaleShortDate;
@@ -1140,7 +1121,7 @@ QScriptValue QDeclarativeEnginePrivate::formatTime(QScriptContext*ctxt, QScriptE
         } else if (ctxt->argument(1).isNumber()) {
             enumFormat = Qt::DateFormat(ctxt->argument(1).toUInt32());
         } else {
-            return ctxt->throwError("Qt.formatTime(): Invalid time format");
+            return ctxt->throwError(QLatin1String("Qt.formatTime(): Invalid time format"));
         }
     }
     return engine->newVariant(qVariantFromValue(date.toString(enumFormat)));
@@ -1150,7 +1131,7 @@ QScriptValue QDeclarativeEnginePrivate::formatDateTime(QScriptContext*ctxt, QScr
 {
     int argCount = ctxt->argumentCount();
     if(argCount == 0 || argCount > 2)
-        return ctxt->throwError("Qt.formatDateTime(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.formatDateTime(): Invalid arguments"));
 
     QDateTime date = ctxt->argument(0).toDateTime();
     Qt::DateFormat enumFormat = Qt::DefaultLocaleShortDate;
@@ -1161,7 +1142,7 @@ QScriptValue QDeclarativeEnginePrivate::formatDateTime(QScriptContext*ctxt, QScr
         } else if (ctxt->argument(1).isNumber()) {
             enumFormat = Qt::DateFormat(ctxt->argument(1).toUInt32());
         } else { 
-            return ctxt->throwError("Qt.formatDateTime(): Invalid datetime format");
+            return ctxt->throwError(QLatin1String("Qt.formatDateTime(): Invalid datetime format"));
         }
     }
     return engine->newVariant(qVariantFromValue(date.toString(enumFormat)));
@@ -1171,7 +1152,7 @@ QScriptValue QDeclarativeEnginePrivate::rgba(QScriptContext *ctxt, QScriptEngine
 {
     int argCount = ctxt->argumentCount();
     if(argCount < 3 || argCount > 4)
-        return ctxt->throwError("Qt.rgba(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.rgba(): Invalid arguments"));
     qsreal r = ctxt->argument(0).toNumber();
     qsreal g = ctxt->argument(1).toNumber();
     qsreal b = ctxt->argument(2).toNumber();
@@ -1193,7 +1174,7 @@ QScriptValue QDeclarativeEnginePrivate::hsla(QScriptContext *ctxt, QScriptEngine
 {
     int argCount = ctxt->argumentCount();
     if(argCount < 3 || argCount > 4)
-        return ctxt->throwError("Qt.hsla(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.hsla(): Invalid arguments"));
     qsreal h = ctxt->argument(0).toNumber();
     qsreal s = ctxt->argument(1).toNumber();
     qsreal l = ctxt->argument(2).toNumber();
@@ -1214,7 +1195,7 @@ QScriptValue QDeclarativeEnginePrivate::hsla(QScriptContext *ctxt, QScriptEngine
 QScriptValue QDeclarativeEnginePrivate::rect(QScriptContext *ctxt, QScriptEngine *engine)
 {
     if(ctxt->argumentCount() != 4)
-        return ctxt->throwError("Qt.rect(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.rect(): Invalid arguments"));
 
     qsreal x = ctxt->argument(0).toNumber();
     qsreal y = ctxt->argument(1).toNumber();
@@ -1224,31 +1205,31 @@ QScriptValue QDeclarativeEnginePrivate::rect(QScriptContext *ctxt, QScriptEngine
     if (w < 0 || h < 0)
         return engine->nullValue();
 
-    return qScriptValueFromValue(engine, qVariantFromValue(QRectF(x, y, w, h)));
+    return QDeclarativeEnginePrivate::get(engine)->scriptValueFromVariant(qVariantFromValue(QRectF(x, y, w, h)));
 }
 
 QScriptValue QDeclarativeEnginePrivate::point(QScriptContext *ctxt, QScriptEngine *engine)
 {
     if(ctxt->argumentCount() != 2)
-        return ctxt->throwError("Qt.point(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.point(): Invalid arguments"));
     qsreal x = ctxt->argument(0).toNumber();
     qsreal y = ctxt->argument(1).toNumber();
-    return qScriptValueFromValue(engine, qVariantFromValue(QPointF(x, y)));
+    return QDeclarativeEnginePrivate::get(engine)->scriptValueFromVariant(qVariantFromValue(QPointF(x, y)));
 }
 
 QScriptValue QDeclarativeEnginePrivate::size(QScriptContext *ctxt, QScriptEngine *engine)
 {
     if(ctxt->argumentCount() != 2)
-        return ctxt->throwError("Qt.size(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.size(): Invalid arguments"));
     qsreal w = ctxt->argument(0).toNumber();
     qsreal h = ctxt->argument(1).toNumber();
-    return qScriptValueFromValue(engine, qVariantFromValue(QSizeF(w, h)));
+    return QDeclarativeEnginePrivate::get(engine)->scriptValueFromVariant(qVariantFromValue(QSizeF(w, h)));
 }
 
 QScriptValue QDeclarativeEnginePrivate::lighter(QScriptContext *ctxt, QScriptEngine *engine)
 {
-    if(ctxt->argumentCount() != 1)
-        return ctxt->throwError("Qt.lighter(): Invalid arguments");
+    if(ctxt->argumentCount() != 1 && ctxt->argumentCount() != 2)
+        return ctxt->throwError(QLatin1String("Qt.lighter(): Invalid arguments"));
     QVariant v = ctxt->argument(0).toVariant();
     QColor color;
     if (v.userType() == QVariant::Color)
@@ -1260,14 +1241,17 @@ QScriptValue QDeclarativeEnginePrivate::lighter(QScriptContext *ctxt, QScriptEng
             return engine->nullValue();
     } else
         return engine->nullValue();
-    color = color.lighter();
+    qsreal factor = 1.5;
+    if (ctxt->argumentCount() == 2)
+        factor = ctxt->argument(1).toNumber();
+    color = color.lighter(int(qRound(factor*100.)));
     return qScriptValueFromValue(engine, qVariantFromValue(color));
 }
 
 QScriptValue QDeclarativeEnginePrivate::darker(QScriptContext *ctxt, QScriptEngine *engine)
 {
-    if(ctxt->argumentCount() != 1)
-        return ctxt->throwError("Qt.darker(): Invalid arguments");
+    if(ctxt->argumentCount() != 1 && ctxt->argumentCount() != 2)
+        return ctxt->throwError(QLatin1String("Qt.darker(): Invalid arguments"));
     QVariant v = ctxt->argument(0).toVariant();
     QColor color;
     if (v.userType() == QVariant::Color)
@@ -1279,7 +1263,10 @@ QScriptValue QDeclarativeEnginePrivate::darker(QScriptContext *ctxt, QScriptEngi
             return engine->nullValue();
     } else
         return engine->nullValue();
-    color = color.darker();
+    qsreal factor = 2.0;
+    if (ctxt->argumentCount() == 2)
+        factor = ctxt->argument(1).toNumber();
+    color = color.darker(int(qRound(factor*100.)));
     return qScriptValueFromValue(engine, qVariantFromValue(color));
 }
 
@@ -1294,10 +1281,20 @@ QScriptValue QDeclarativeEnginePrivate::desktopOpenUrl(QScriptContext *ctxt, QSc
     return QScriptValue(e, ret);
 }
 
+QScriptValue QDeclarativeEnginePrivate::fontFamilies(QScriptContext *ctxt, QScriptEngine *e)
+{
+    if(ctxt->argumentCount() != 0)
+        return ctxt->throwError(QLatin1String("Qt.fontFamilies(): Invalid arguments"));
+
+    QDeclarativeEnginePrivate *p = QDeclarativeEnginePrivate::get(e);
+    QFontDatabase database;
+    return p->scriptValueFromVariant(database.families());
+}
+
 QScriptValue QDeclarativeEnginePrivate::md5(QScriptContext *ctxt, QScriptEngine *)
 {
     if (ctxt->argumentCount() != 1)
-        return ctxt->throwError("Qt.md5(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.md5(): Invalid arguments"));
 
     QByteArray data = ctxt->argument(0).toString().toUtf8();
     QByteArray result = QCryptographicHash::hash(data, QCryptographicHash::Md5);
@@ -1308,7 +1305,7 @@ QScriptValue QDeclarativeEnginePrivate::md5(QScriptContext *ctxt, QScriptEngine
 QScriptValue QDeclarativeEnginePrivate::btoa(QScriptContext *ctxt, QScriptEngine *)
 {
     if (ctxt->argumentCount() != 1) 
-        return ctxt->throwError("Qt.btoa(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.btoa(): Invalid arguments"));
 
     QByteArray data = ctxt->argument(0).toString().toUtf8();
 
@@ -1318,7 +1315,7 @@ QScriptValue QDeclarativeEnginePrivate::btoa(QScriptContext *ctxt, QScriptEngine
 QScriptValue QDeclarativeEnginePrivate::atob(QScriptContext *ctxt, QScriptEngine *)
 {
     if (ctxt->argumentCount() != 1) 
-        return ctxt->throwError("Qt.atob(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.atob(): Invalid arguments"));
 
     QByteArray data = ctxt->argument(0).toString().toUtf8();
 
@@ -1419,7 +1416,7 @@ QScriptValue QDeclarativeEnginePrivate::quit(QScriptContext * /*ctxt*/, QScriptE
 QScriptValue QDeclarativeEnginePrivate::tint(QScriptContext *ctxt, QScriptEngine *engine)
 {
     if(ctxt->argumentCount() != 2)
-        return ctxt->throwError("Qt.tint(): Invalid arguments");
+        return ctxt->throwError(QLatin1String("Qt.tint(): Invalid arguments"));
     //get color
     QVariant v = ctxt->argument(0).toVariant();
     QColor color;
@@ -1522,516 +1519,6 @@ QVariant QDeclarativeEnginePrivate::scriptValueToVariant(const QScriptValue &val
     return val.toVariant();
 }
 
-// XXX this beyonds in QUrl::toLocalFile()
-// WARNING, there is a copy of this function in qdeclarativecompositetypemanager.cpp
-static QString toLocalFileOrQrc(const QUrl& url)
-{
-    if (url.scheme().compare(QLatin1String("qrc"), Qt::CaseInsensitive) == 0) {
-        if (url.authority().isEmpty())
-            return QLatin1Char(':') + url.path();
-        return QString();
-    }
-    return url.toLocalFile();
-}
-
-/////////////////////////////////////////////////////////////
-struct QDeclarativeEnginePrivate::ImportedNamespace {
-    QStringList uris;
-    QStringList urls;
-    QList<int> majversions;
-    QList<int> minversions;
-    QList<bool> isLibrary;
-    QList<QDeclarativeDirComponents> qmlDirComponents;
-
-
-    bool find_helper(int i, const QByteArray& type, int *vmajor, int *vminor,
-                                 QDeclarativeType** type_return, QUrl* url_return,
-                                 QUrl *base = 0, bool *typeRecursionDetected = 0)
-    {
-        int vmaj = majversions.at(i);
-        int vmin = minversions.at(i);
-
-        QByteArray qt = uris.at(i).toUtf8();
-        qt += '/';
-        qt += type;
-
-        QDeclarativeType *t = QDeclarativeMetaType::qmlType(qt,vmaj,vmin);
-        if (t) {
-            if (vmajor) *vmajor = vmaj;
-            if (vminor) *vminor = vmin;
-            if (type_return)
-                *type_return = t;
-            return true;
-        }
-
-        QUrl url = QUrl(urls.at(i) + QLatin1Char('/') + QString::fromUtf8(type) + QLatin1String(".qml"));
-        QDeclarativeDirComponents qmldircomponents = qmlDirComponents.at(i);
-
-        bool typeWasDeclaredInQmldir = false;
-        if (!qmldircomponents.isEmpty()) {
-            const QString typeName = QString::fromUtf8(type);
-            foreach (const QDeclarativeDirParser::Component &c, qmldircomponents) {
-                if (c.typeName == typeName) {
-                    typeWasDeclaredInQmldir = true;
-
-                    // importing version -1 means import ALL versions
-                    if ((vmaj == -1) || (c.majorVersion < vmaj || (c.majorVersion == vmaj && vmin >= c.minorVersion))) {
-                        QUrl candidate = url.resolved(QUrl(c.fileName));
-                        if (c.internal && base) {
-                            if (base->resolved(QUrl(c.fileName)) != candidate)
-                                continue; // failed attempt to access an internal type
-                        }
-                        if (base && *base == candidate) {
-                            if (typeRecursionDetected)
-                                *typeRecursionDetected = true;
-                            continue; // no recursion
-                        }
-                        if (url_return)
-                            *url_return = candidate;
-                        return true;
-                    }
-                }
-            }
-        }
-
-        if (!typeWasDeclaredInQmldir  && !isLibrary.at(i)) {
-            // XXX search non-files too! (eg. zip files, see QT-524)
-            QFileInfo f(toLocalFileOrQrc(url));
-            if (f.exists()) {
-                if (base && *base == url) { // no recursion
-                    if (typeRecursionDetected)
-                        *typeRecursionDetected = true;
-                } else {
-                    if (url_return)
-                        *url_return = url;
-                    return true;
-                }
-            }
-        }
-        return false;
-    }
-
-    bool find(const QByteArray& type, int *vmajor, int *vminor, QDeclarativeType** type_return,
-              QUrl* url_return, QUrl *base = 0, QString *errorString = 0)
-    {
-        bool typeRecursionDetected = false;
-        for (int i=0; i<urls.count(); ++i) {
-            if (find_helper(i, type, vmajor, vminor, type_return, url_return, base, &typeRecursionDetected)) {
-                if (qmlCheckTypes()) {
-                    // check for type clashes
-                    for (int j = i+1; j<urls.count(); ++j) {
-                        if (find_helper(j, type, vmajor, vminor, 0, 0, base)) {
-                            if (errorString) {
-                                QString u1 = urls.at(i);
-                                QString u2 = urls.at(j);
-                                if (base) {
-                                    QString b = base->toString();
-                                    int slash = b.lastIndexOf(QLatin1Char('/'));
-                                    if (slash >= 0) {
-                                        b = b.left(slash+1);
-                                        QString l = b.left(slash);
-                                        if (u1.startsWith(b))
-                                            u1 = u1.mid(b.count());
-                                        else if (u1 == l)
-                                            u1 = QDeclarativeEngine::tr("local directory");
-                                        if (u2.startsWith(b))
-                                            u2 = u2.mid(b.count());
-                                        else if (u2 == l)
-                                            u2 = QDeclarativeEngine::tr("local directory");
-                                    }
-                                }
-
-                                if (u1 != u2)
-                                    *errorString
-                                            = QDeclarativeEngine::tr("is ambiguous. Found in %1 and in %2")
-                                    .arg(u1).arg(u2);
-                                else
-                                    *errorString
-                                            = QDeclarativeEngine::tr("is ambiguous. Found in %1 in version %2.%3 and %4.%5")
-                                              .arg(u1)
-                                              .arg(majversions.at(i)).arg(minversions.at(i))
-                                              .arg(majversions.at(j)).arg(minversions.at(j));
-                            }
-                            return false;
-                        }
-                    }
-                }
-                return true;
-            }
-        }
-        if (errorString) {
-            if (typeRecursionDetected)
-                *errorString = QDeclarativeEngine::tr("is instantiated recursively");
-            else
-                *errorString = QDeclarativeEngine::tr("is not a type");
-        }
-        return false;
-    }
-};
-
-static bool greaterThan(const QString &s1, const QString &s2)
-{
-    return s1 > s2;
-}
-
-class QDeclarativeImportsPrivate {
-public:
-    QDeclarativeImportsPrivate() : ref(1)
-    {
-    }
-
-    ~QDeclarativeImportsPrivate()
-    {
-        foreach (QDeclarativeEnginePrivate::ImportedNamespace* s, set.values())
-            delete s;
-    }
-
-    QSet<QString> qmlDirFilesForWhichPluginsHaveBeenLoaded;
-
-    bool importExtension(const QString &absoluteFilePath, const QString &uri, QDeclarativeEngine *engine, QDeclarativeDirComponents* components, QString *errorString) {
-        QFile file(absoluteFilePath);
-        QString filecontent;
-        if (file.open(QFile::ReadOnly)) {
-            filecontent = QString::fromUtf8(file.readAll());
-            if (qmlImportTrace())
-                qDebug() << "QDeclarativeEngine::add: loaded" << absoluteFilePath;
-        } else {
-            if (errorString)
-                *errorString = QDeclarativeEngine::tr("module \"%1\" definition \"%2\" not readable").arg(uri).arg(absoluteFilePath);
-            return false;
-        }
-        QDir dir = QFileInfo(file).dir();
-
-        QDeclarativeDirParser qmldirParser;
-        qmldirParser.setSource(filecontent);
-        qmldirParser.parse();
-
-        if (! qmlDirFilesForWhichPluginsHaveBeenLoaded.contains(absoluteFilePath)) {
-            qmlDirFilesForWhichPluginsHaveBeenLoaded.insert(absoluteFilePath);
-
-
-            foreach (const QDeclarativeDirParser::Plugin &plugin, qmldirParser.plugins()) {
-
-                QString resolvedFilePath =
-                        QDeclarativeEnginePrivate::get(engine)
-                        ->resolvePlugin(dir, plugin.path,
-                                        plugin.name);
-
-                if (!resolvedFilePath.isEmpty()) {
-                    if (!engine->importPlugin(resolvedFilePath, uri, errorString)) {
-                        if (errorString)
-                            *errorString = QDeclarativeEngine::tr("plugin cannot be loaded for module \"%1\": %2").arg(uri).arg(*errorString);
-                        return false;
-                    }
-                } else {
-                    if (errorString)
-                        *errorString = QDeclarativeEngine::tr("module \"%1\" plugin \"%2\" not found").arg(uri).arg(plugin.name);
-                    return false;
-                }
-            }
-        }
-
-        if (components)
-            *components = qmldirParser.components();
-
-        return true;
-    }
-
-    QString resolvedUri(const QString &dir_arg, QDeclarativeEngine *engine)
-    {
-        QString dir = dir_arg;
-        if (dir.endsWith(QLatin1Char('/')) || dir.endsWith(QLatin1Char('\\')))
-            dir.chop(1);
-
-        QStringList paths = QDeclarativeEnginePrivate::get(engine)->fileImportPath;
-        qSort(paths.begin(), paths.end(), greaterThan); // Ensure subdirs preceed their parents.
-
-        QString stableRelativePath = dir;
-        foreach( QString path, paths) {
-            if (dir.startsWith(path)) {
-                stableRelativePath = dir.mid(path.length()+1);
-                break;
-            }
-        }
-        stableRelativePath.replace(QLatin1Char('/'), QLatin1Char('.'));
-        stableRelativePath.replace(QLatin1Char('\\'), QLatin1Char('.'));
-        return stableRelativePath;
-    }
-
-
-
-
-    bool add(const QUrl& base, const QDeclarativeDirComponents &qmldircomponentsnetwork, const QString& uri_arg, const QString& prefix, int vmaj, int vmin, QDeclarativeScriptParser::Import::Type importType, QDeclarativeEngine *engine, QString *errorString)
-    {
-        QDeclarativeDirComponents qmldircomponents = qmldircomponentsnetwork;
-        QString uri = uri_arg;
-        QDeclarativeEnginePrivate::ImportedNamespace *s;
-        if (prefix.isEmpty()) {
-            s = &unqualifiedset;
-        } else {
-            s = set.value(prefix);
-            if (!s)
-                set.insert(prefix,(s=new QDeclarativeEnginePrivate::ImportedNamespace));
-        }
-
-
-
-        QString url = uri;
-        if (importType == QDeclarativeScriptParser::Import::Library) {
-            url.replace(QLatin1Char('.'), QLatin1Char('/'));
-            bool found = false;
-            QString dir;
-
-
-            foreach (const QString &p,
-                     QDeclarativeEnginePrivate::get(engine)->fileImportPath) {
-                dir = p+QLatin1Char('/')+url;
-
-                QFileInfo fi(dir+QLatin1String("/qmldir"));
-                const QString absoluteFilePath = fi.absoluteFilePath();
-
-                if (fi.isFile()) {
-                    found = true;
-
-                    url = QUrl::fromLocalFile(fi.absolutePath()).toString();
-                    uri = resolvedUri(dir, engine);
-                    if (!importExtension(absoluteFilePath, uri, engine, &qmldircomponents, errorString))
-                        return false;
-                    break;
-                }
-            }
-
-            if (!found) {
-                found = QDeclarativeMetaType::isModule(uri.toUtf8(), vmaj, vmin);
-                if (!found) {
-                    if (errorString) {
-                        bool anyversion = QDeclarativeMetaType::isModule(uri.toUtf8(), -1, -1);
-                        if (anyversion)
-                            *errorString = QDeclarativeEngine::tr("module \"%1\" version %2.%3 is not installed").arg(uri_arg).arg(vmaj).arg(vmin);
-                        else
-                            *errorString = QDeclarativeEngine::tr("module \"%1\" is not installed").arg(uri_arg);
-                    }
-                    return false;
-                }
-            }
-        } else {
-
-            if (importType == QDeclarativeScriptParser::Import::File && qmldircomponents.isEmpty()) {
-                QUrl importUrl = base.resolved(QUrl(uri + QLatin1String("/qmldir")));
-                QString localFileOrQrc = toLocalFileOrQrc(importUrl);
-                if (!localFileOrQrc.isEmpty()) {
-                    QString dir = toLocalFileOrQrc(base.resolved(QUrl(uri)));
-                    if (dir.isEmpty() || !QDir().exists(dir)) {
-                        if (errorString)
-                            *errorString = QDeclarativeEngine::tr("\"%1\": no such directory").arg(uri_arg);
-                        return false; // local import dirs must exist
-                    }
-                    uri = resolvedUri(toLocalFileOrQrc(base.resolved(QUrl(uri))), engine);
-                    if (uri.endsWith(QLatin1Char('/')))
-                        uri.chop(1);
-                    if (QFile::exists(localFileOrQrc)) {
-                        if (!importExtension(localFileOrQrc,uri,engine,&qmldircomponents,errorString))
-                            return false;
-                    }
-                } else {
-                    if (prefix.isEmpty()) {
-                        // directory must at least exist for valid import
-                        QString localFileOrQrc = toLocalFileOrQrc(base.resolved(QUrl(uri)));
-                        if (localFileOrQrc.isEmpty() || !QDir().exists(localFileOrQrc)) {
-                            if (errorString) {
-                                if (localFileOrQrc.isEmpty())
-                                    *errorString = QDeclarativeEngine::tr("import \"%1\" has no qmldir and no namespace").arg(uri);
-                                else
-                                    *errorString = QDeclarativeEngine::tr("\"%1\": no such directory").arg(uri);
-                            }
-                            return false;
-                        }
-                    }
-                }
-            }
-
-            url = base.resolved(QUrl(url)).toString();
-            if (url.endsWith(QLatin1Char('/')))
-                url.chop(1);
-        }
-
-        if (vmaj > -1 && vmin > -1 && !qmldircomponents.isEmpty()) {
-            QList<QDeclarativeDirParser::Component>::ConstIterator it = qmldircomponents.begin();
-            for (; it != qmldircomponents.end(); ++it) {
-                if (it->majorVersion > vmaj || (it->majorVersion == vmaj && it->minorVersion >= vmin))
-                    break;
-            }
-            if (it == qmldircomponents.end()) {
-                *errorString = QDeclarativeEngine::tr("module \"%1\" version %2.%3 is not installed").arg(uri_arg).arg(vmaj).arg(vmin);
-                return false;
-            }
-        }
-
-        s->uris.prepend(uri);
-        s->urls.prepend(url);
-        s->majversions.prepend(vmaj);
-        s->minversions.prepend(vmin);
-        s->isLibrary.prepend(importType == QDeclarativeScriptParser::Import::Library);
-        s->qmlDirComponents.prepend(qmldircomponents);
-        return true;
-    }
-
-    bool find(const QByteArray& type, int *vmajor, int *vminor, QDeclarativeType** type_return,
-              QUrl* url_return, QString *errorString)
-    {
-        QDeclarativeEnginePrivate::ImportedNamespace *s = 0;
-        int slash = type.indexOf('/');
-        if (slash >= 0) {
-            QString namespaceName = QString::fromUtf8(type.left(slash));
-            s = set.value(namespaceName);
-            if (!s) {
-                if (errorString)
-                    *errorString = QDeclarativeEngine::tr("- %1 is not a namespace").arg(namespaceName);
-                return false;
-            }
-            int nslash = type.indexOf('/',slash+1);
-            if (nslash > 0) {
-                if (errorString)
-                    *errorString = QDeclarativeEngine::tr("- nested namespaces not allowed");
-                return false;
-            }
-        } else {
-            s = &unqualifiedset;
-        }
-        QByteArray unqualifiedtype = slash < 0 ? type : type.mid(slash+1); // common-case opt (QString::mid works fine, but slower)
-        if (s) {
-            if (s->find(unqualifiedtype,vmajor,vminor,type_return,url_return, &base, errorString))
-                return true;
-            if (s->urls.count() == 1 && !s->isLibrary[0] && url_return && s != &unqualifiedset) {
-                // qualified, and only 1 url
-                *url_return = QUrl(s->urls[0]+QLatin1Char('/')).resolved(QUrl(QString::fromUtf8(unqualifiedtype) + QLatin1String(".qml")));
-                return true;
-            }
-        }
-
-        return false;
-    }
-
-    QDeclarativeEnginePrivate::ImportedNamespace *findNamespace(const QString& type)
-    {
-        return set.value(type);
-    }
-
-    QUrl base;
-    int ref;
-
-private:
-    friend struct QDeclarativeEnginePrivate::Imports;
-    QDeclarativeEnginePrivate::ImportedNamespace unqualifiedset;
-    QHash<QString,QDeclarativeEnginePrivate::ImportedNamespace* > set;
-};
-
-QDeclarativeEnginePrivate::Imports::Imports(const Imports &copy) :
-    d(copy.d)
-{
-    ++d->ref;
-}
-
-QDeclarativeEnginePrivate::Imports &QDeclarativeEnginePrivate::Imports::operator =(const Imports &copy)
-{
-    ++copy.d->ref;
-    if (--d->ref == 0)
-        delete d;
-    d = copy.d;
-    return *this;
-}
-
-QDeclarativeEnginePrivate::Imports::Imports() :
-    d(new QDeclarativeImportsPrivate)
-{
-}
-
-QDeclarativeEnginePrivate::Imports::~Imports()
-{
-    if (--d->ref == 0)
-        delete d;
-}
-
-static QDeclarativeTypeNameCache *cacheForNamespace(QDeclarativeEngine *engine, const QDeclarativeEnginePrivate::ImportedNamespace &set, QDeclarativeTypeNameCache *cache)
-{
-    if (!cache)
-        cache = new QDeclarativeTypeNameCache(engine);
-
-    QList<QDeclarativeType *> types = QDeclarativeMetaType::qmlTypes();
-
-    for (int ii = 0; ii < set.uris.count(); ++ii) {
-        QByteArray base = set.uris.at(ii).toUtf8() + '/';
-        int major = set.majversions.at(ii);
-        int minor = set.minversions.at(ii);
-
-        foreach (QDeclarativeType *type, types) {
-            if (type->qmlTypeName().startsWith(base) &&
-                type->qmlTypeName().lastIndexOf('/') == (base.length() - 1) &&
-                type->availableInVersion(major,minor))
-            {
-                QString name = QString::fromUtf8(type->qmlTypeName().mid(base.length()));
-
-                cache->add(name, type);
-            }
-        }
-    }
-
-    return cache;
-}
-
-void QDeclarativeEnginePrivate::Imports::cache(QDeclarativeTypeNameCache *cache, QDeclarativeEngine *engine) const
-{
-    const QDeclarativeEnginePrivate::ImportedNamespace &set = d->unqualifiedset;
-
-    for (QHash<QString,QDeclarativeEnginePrivate::ImportedNamespace* >::ConstIterator iter = d->set.begin();
-         iter != d->set.end(); ++iter) {
-
-        QDeclarativeTypeNameCache::Data *d = cache->data(iter.key());
-        if (d) {
-            if (!d->typeNamespace)
-                cacheForNamespace(engine, *(*iter), d->typeNamespace);
-        } else {
-            QDeclarativeTypeNameCache *nc = cacheForNamespace(engine, *(*iter), 0);
-            cache->add(iter.key(), nc);
-            nc->release();
-        }
-    }
-
-    cacheForNamespace(engine, set, cache);
-}
-
-/*
-QStringList QDeclarativeEnginePrivate::Imports::unqualifiedSet() const
-{
-    QStringList rv;
-
-    const QDeclarativeEnginePrivate::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.
-*/
-void QDeclarativeEnginePrivate::Imports::setBaseUrl(const QUrl& url)
-{
-    d->base = url;
-}
-
-/*!
-  Returns the base URL to be used for all relative file imports added.
-*/
-QUrl QDeclarativeEnginePrivate::Imports::baseUrl() const
-{
-    return d->base;
-}
-
 /*!
   Adds \a path as a directory where the engine searches for
   installed modules in a URL-based directory structure.
@@ -2042,19 +1529,10 @@ QUrl QDeclarativeEnginePrivate::Imports::baseUrl() const
 */
 void QDeclarativeEngine::addImportPath(const QString& path)
 {
-    if (qmlImportTrace())
-        qDebug() << "QDeclarativeEngine::addImportPath" << path;
     Q_D(QDeclarativeEngine);
-    QUrl url = QUrl(path);
-    if (url.isRelative() || url.scheme() == QString::fromLocal8Bit("file")) {
-        QDir dir = QDir(path);
-        d->fileImportPath.prepend(dir.canonicalPath());
-    } else {
-        d->fileImportPath.prepend(path);
-    }
+    d->importDatabase.addImportPath(path);
 }
 
-
 /*!
   Returns the list of directories where the engine searches for
   installed modules in a URL-based directory structure.
@@ -2073,11 +1551,11 @@ void QDeclarativeEngine::addImportPath(const QString& path)
 QStringList QDeclarativeEngine::importPathList() const
 {
     Q_D(const QDeclarativeEngine);
-    return d->fileImportPath;
+    return d->importDatabase.importPathList();
 }
 
 /*!
-  Sets the list of directories where the engine searches for
+  Sets \a paths as the list of directories where the engine searches for
   installed modules in a URL-based directory structure.
 
   By default, the list contains the paths specified in the \c QML_IMPORT_PATH environment
@@ -2088,7 +1566,7 @@ QStringList QDeclarativeEngine::importPathList() const
 void QDeclarativeEngine::setImportPathList(const QStringList &paths)
 {
     Q_D(QDeclarativeEngine);
-    d->fileImportPath = paths;
+    d->importDatabase.setImportPathList(paths);
 }
 
 
@@ -2105,16 +1583,8 @@ void QDeclarativeEngine::setImportPathList(const QStringList &paths)
 */
 void QDeclarativeEngine::addPluginPath(const QString& path)
 {
-    if (qmlImportTrace())
-        qDebug() << "QDeclarativeEngine::addPluginPath" << path;
     Q_D(QDeclarativeEngine);
-    QUrl url = QUrl(path);
-    if (url.isRelative() || url.scheme() == QString::fromLocal8Bit("file")) {
-        QDir dir = QDir(path);
-        d->filePluginPath.prepend(dir.canonicalPath());
-    } else {
-        d->filePluginPath.prepend(path);
-    }
+    d->importDatabase.addPluginPath(path);
 }
 
 
@@ -2130,7 +1600,7 @@ void QDeclarativeEngine::addPluginPath(const QString& path)
 QStringList QDeclarativeEngine::pluginPathList() const
 {
     Q_D(const QDeclarativeEngine);
-    return d->filePluginPath;
+    return d->importDatabase.pluginPathList();
 }
 
 /*!
@@ -2146,7 +1616,7 @@ QStringList QDeclarativeEngine::pluginPathList() const
 void QDeclarativeEngine::setPluginPathList(const QStringList &paths)
 {
     Q_D(QDeclarativeEngine);
-    d->filePluginPath = paths;
+    d->importDatabase.setPluginPathList(paths);
 }
 
 
@@ -2160,55 +1630,8 @@ void QDeclarativeEngine::setPluginPathList(const QStringList &paths)
 */
 bool QDeclarativeEngine::importPlugin(const QString &filePath, const QString &uri, QString *errorString)
 {
-    if (qmlImportTrace())
-        qDebug() << "QDeclarativeEngine::importPlugin" << uri << "from" << filePath;
-    QFileInfo fileInfo(filePath);
-    const QString absoluteFilePath = fileInfo.absoluteFilePath();
-
-    QDeclarativeEnginePrivate *d = QDeclarativeEnginePrivate::get(this);
-    bool engineInitialized = d->initializedPlugins.contains(absoluteFilePath);
-    bool typesRegistered = qmlEnginePluginsWithRegisteredTypes()->contains(absoluteFilePath);
-
-    if (typesRegistered) {
-        Q_ASSERT_X(qmlEnginePluginsWithRegisteredTypes()->value(absoluteFilePath) == uri,
-                   "QDeclarativeEngine::importExtension",
-                   "Internal error: Plugin imported previously with different uri");
-    }
-
-    if (!engineInitialized || !typesRegistered) {
-        QPluginLoader loader(absoluteFilePath);
-
-        if (!loader.load()) {
-            if (errorString)
-                *errorString = loader.errorString();
-            return false;
-        }
-
-        if (QDeclarativeExtensionInterface *iface = qobject_cast<QDeclarativeExtensionInterface *>(loader.instance())) {
-
-            const QByteArray bytes = uri.toUtf8();
-            const char *moduleId = bytes.constData();
-            if (!typesRegistered) {
-
-                // ### this code should probably be protected with a mutex.
-                qmlEnginePluginsWithRegisteredTypes()->insert(absoluteFilePath, uri);
-                iface->registerTypes(moduleId);
-            }
-            if (!engineInitialized) {
-                // things on the engine (eg. adding new global objects) have to be done for every engine.
-
-                // protect against double initialization
-                d->initializedPlugins.insert(absoluteFilePath);
-                iface->initializeEngine(this, moduleId);
-            }
-        } else {
-            if (errorString)
-                *errorString = loader.errorString();
-            return false;
-        }
-    }
-
-    return true;
+    Q_D(QDeclarativeEngine);
+    return d->importDatabase.importPlugin(filePath, uri, errorString);
 }
 
 /*!
@@ -2240,208 +1663,6 @@ QString QDeclarativeEngine::offlineStoragePath() const
     return d->scriptEngine.offlineStoragePath;
 }
 
-/*!
-  \internal
-
-  Returns the result of the merge of \a baseName with \a path, \a suffixes, and \a prefix.
-  The \a prefix must contain the dot.
-
-  \a qmldirPath is the location of the qmldir file.
- */
-QString QDeclarativeEnginePrivate::resolvePlugin(const QDir &qmldirPath, const QString &qmldirPluginPath, const QString &baseName,
-                                        const QStringList &suffixes,
-                                        const QString &prefix)
-{
-    QStringList searchPaths = filePluginPath;
-    bool qmldirPluginPathIsRelative = QDir::isRelativePath(qmldirPluginPath);
-    if (!qmldirPluginPathIsRelative)
-        searchPaths.prepend(qmldirPluginPath);
-
-    foreach (const QString &pluginPath, searchPaths) {
-
-        QString resolvedPath;
-
-        if (pluginPath == QLatin1String(".")) {
-            if (qmldirPluginPathIsRelative)
-                resolvedPath = qmldirPath.absoluteFilePath(qmldirPluginPath);
-            else
-                resolvedPath = qmldirPath.absolutePath();
-        } else {
-            resolvedPath = pluginPath;
-        }
-
-        // hack for resources, should probably go away
-        if (resolvedPath.startsWith(QLatin1Char(':')))
-            resolvedPath = QCoreApplication::applicationDirPath();
-
-        QDir dir(resolvedPath);
-        foreach (const QString &suffix, suffixes) {
-            QString pluginFileName = prefix;
-
-            pluginFileName += baseName;
-            pluginFileName += suffix;
-
-            QFileInfo fileInfo(dir, pluginFileName);
-
-            if (fileInfo.exists())
-                return fileInfo.absoluteFilePath();
-        }
-    }
-
-    if (qmlImportTrace())
-        qDebug() << "QDeclarativeEngine::resolvePlugin: Could not resolve plugin" << baseName << "in" << qmldirPath.absolutePath();
-    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 QDeclarativeEnginePrivate::resolvePlugin(const QDir &qmldirPath, const QString &qmldirPluginPath, const QString &baseName)
-{
-#if defined(Q_OS_WIN32) || defined(Q_OS_WINCE)
-    return resolvePlugin(qmldirPath, qmldirPluginPath, baseName,
-                         QStringList()
-# ifdef QT_DEBUG
-                         << QLatin1String("d.dll") // try a qmake-style debug build first
-# endif
-                         << QLatin1String(".dll"));
-#elif defined(Q_OS_SYMBIAN)
-    return resolvePlugin(qmldirPath, qmldirPluginPath, baseName,
-                         QStringList()
-                         << QLatin1String(".dll")
-                         << QLatin1String(".qtplugin"));
-#else
-
-# if defined(Q_OS_DARWIN)
-
-    return resolvePlugin(qmldirPath, qmldirPluginPath, baseName,
-                         QStringList()
-# ifdef QT_DEBUG
-                         << QLatin1String("_debug.dylib") // try a qmake-style debug build first
-                         << QLatin1String(".dylib")
-# else
-                         << QLatin1String(".dylib")
-                         << QLatin1String("_debug.dylib") // try a qmake-style debug build after
-# endif
-                         << 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(qmldirPath, qmldirPluginPath, baseName, validSuffixList, QLatin1String("lib"));
-# endif
-
-#endif
-}
-
-/*!
-  \internal
-
-  Adds information to \a imports such that subsequent calls to resolveType()
-  will resolve types qualified by \a prefix by considering types found at the given \a uri.
-
-  The uri is either a directory (if importType is FileImport), or a URI resolved using paths
-  added via addImportPath() (if importType is LibraryImport).
-
-  The \a prefix may be empty, in which case the import location is considered for
-  unqualified types.
-
-  The base URL must already have been set with Import::setBaseUrl().
-*/
-bool QDeclarativeEnginePrivate::addToImport(Imports* imports, const QDeclarativeDirComponents &qmldircomponentsnetwork, const QString& uri, const QString& prefix, int vmaj, int vmin, QDeclarativeScriptParser::Import::Type importType, QString *errorString) const
-{
-    QDeclarativeEngine *engine = QDeclarativeEnginePrivate::get(const_cast<QDeclarativeEnginePrivate *>(this));
-    if (qmlImportTrace())
-        qDebug().nospace() << "QDeclarativeEngine::addToImport " << imports << " " << uri << " " << vmaj << '.' << vmin << " " << (importType==QDeclarativeScriptParser::Import::Library? "Library" : "File") << " as " << prefix;
-    bool ok = imports->d->add(imports->d->base,qmldircomponentsnetwork, uri,prefix,vmaj,vmin,importType, engine, errorString);
-    return ok;
-}
-
-/*!
-  \internal
-
-  Using the given \a imports, the given (namespace qualified) \a type is resolved to either
-  an ImportedNamespace stored at \a ns_return,
-  a QDeclarativeType stored at \a type_return, or
-  a component located at \a url_return.
-
-  If any return pointer is 0, the corresponding search is not done.
-
-  \sa addToImport()
-*/
-bool QDeclarativeEnginePrivate::resolveType(const Imports& imports, const QByteArray& type, QDeclarativeType** type_return, QUrl* url_return, int *vmaj, int *vmin, ImportedNamespace** ns_return, QString *errorString) const
-{
-    ImportedNamespace* ns = imports.d->findNamespace(QString::fromUtf8(type));
-    if (ns) {
-        if (ns_return)
-            *ns_return = ns;
-        return true;
-    }
-    if (type_return || url_return) {
-        if (imports.d->find(type,vmaj,vmin,type_return,url_return, errorString)) {
-            if (qmlImportTrace()) {
-                if (type_return && *type_return && url_return && !url_return->isEmpty())
-                    qDebug() << "QDeclarativeEngine::resolveType" << type << '=' << (*type_return)->typeName() << *url_return;
-                if (type_return && *type_return)
-                    qDebug() << "QDeclarativeEngine::resolveType" << type << '=' << (*type_return)->typeName();
-                if (url_return && !url_return->isEmpty())
-                    qDebug() << "QDeclarativeEngine::resolveType" << type << '=' << *url_return;
-            }
-            return true;
-        }
-    }
-    return false;
-}
-
-/*!
-  \internal
-
-  Searching \e only in the namespace \a ns (previously returned in a call to
-  resolveType(), \a type is found and returned to either
-  a QDeclarativeType stored at \a type_return, or
-  a component located at \a url_return.
-
-  If either return pointer is 0, the corresponding search is not done.
-*/
-void QDeclarativeEnginePrivate::resolveTypeInNamespace(ImportedNamespace* ns, const QByteArray& type, QDeclarativeType** type_return, QUrl* url_return, int *vmaj, int *vmin ) const
-{
-    ns->find(type,vmaj,vmin,type_return,url_return);
-}
-
 static void voidptr_destructor(void *v)
 {
     void **ptr = (void **)v;
diff --git a/src/declarative/qml/qdeclarativeengine_p.h b/src/declarative/qml/qdeclarativeengine_p.h
index 743275e..531ac97 100644
--- a/src/declarative/qml/qdeclarativeengine_p.h
+++ b/src/declarative/qml/qdeclarativeengine_p.h
@@ -57,6 +57,7 @@
 
 #include "private/qdeclarativeclassfactory_p.h"
 #include "private/qdeclarativecompositetypemanager_p.h"
+#include "private/qdeclarativeimport_p.h"
 #include "private/qpodvector_p.h"
 #include "qdeclarative.h"
 #include "private/qdeclarativevaluetype_p.h"
@@ -164,7 +165,6 @@ public:
 
     bool outputWarningsToStdErr;
 
-    struct ImportedNamespace;
     QDeclarativeContextScriptClass *contextClass;
     QDeclarativeContextData *sharedContext;
     QObject *sharedScope;
@@ -217,8 +217,13 @@ public:
 
     QList<SimpleList<QDeclarativeAbstractBinding> > bindValues;
     QList<SimpleList<QDeclarativeParserStatus> > parserStatus;
+    QList<QPair<QDeclarativeGuard<QObject>,int> > finalizedParserStatus;
     QDeclarativeComponentAttached *componentAttached;
 
+    void registerFinalizedParserStatusObject(QObject *obj, int index) {
+        finalizedParserStatus.append(qMakePair(QDeclarativeGuard<QObject>(obj), index));
+    }
+
     bool inBeginCreate;
 
     QNetworkAccessManager *createNetworkAccessManager(QObject *parent) const;
@@ -232,8 +237,8 @@ public:
     mutable QMutex mutex;
 
     QDeclarativeCompositeTypeManager typeManager;
-    QStringList fileImportPath;
-    QStringList filePluginPath;
+    QDeclarativeImportDatabase importDatabase;
+
     QString offlineStoragePath;
 
     mutable quint32 uniqueId;
@@ -244,58 +249,8 @@ public:
     QDeclarativeValueTypeFactory valueTypes;
 
     QHash<const QMetaObject *, QDeclarativePropertyCache *> propertyCache;
-    QDeclarativePropertyCache *cache(QObject *obj) { 
-        Q_Q(QDeclarativeEngine);
-        if (!obj || QObjectPrivate::get(obj)->metaObject || 
-            QObjectPrivate::get(obj)->wasDeleted) return 0;
-        const QMetaObject *mo = obj->metaObject();
-        QDeclarativePropertyCache *rv = propertyCache.value(mo);
-        if (!rv) {
-            rv = QDeclarativePropertyCache::create(q, mo);
-            propertyCache.insert(mo, rv);
-        }
-        return rv;
-    }
-
-    // ### This whole class is embarrassing
-    struct Imports {
-        Imports();
-        ~Imports();
-        Imports(const Imports &copy);
-        Imports &operator =(const Imports &copy);
-
-        void setBaseUrl(const QUrl& url);
-        QUrl baseUrl() const;
-
-        void cache(QDeclarativeTypeNameCache *cache, QDeclarativeEngine *) const;
-
-    private:
-        friend class QDeclarativeEnginePrivate;
-        QDeclarativeImportsPrivate *d;
-    };
-
-
-    QSet<QString> initializedPlugins;
-
-    QString resolvePlugin(const QDir &qmldirPath, const QString &qmldirPluginPath, const QString &baseName,
-                          const QStringList &suffixes,
-                          const QString &prefix = QString());
-    QString resolvePlugin(const QDir &qmldirPath, const QString &qmldirPluginPath, const QString &baseName);
-
-
-    bool addToImport(Imports*, const QDeclarativeDirComponents &qmldircomponentsnetwork, 
-                     const QString& uri, const QString& prefix, int vmaj, int vmin, 
-                     QDeclarativeScriptParser::Import::Type importType,
-                     QString *errorString) const;
-    bool resolveType(const Imports&, const QByteArray& type,
-                     QDeclarativeType** type_return, QUrl* url_return,
-                     int *version_major, int *version_minor,
-                     ImportedNamespace** ns_return,
-                     QString *errorString = 0) const;
-    void resolveTypeInNamespace(ImportedNamespace*, const QByteArray& type,
-                                QDeclarativeType** type_return, QUrl* url_return,
-                                int *version_major, int *version_minor ) const;
-
+    inline QDeclarativePropertyCache *cache(QObject *obj);
+    inline QDeclarativePropertyCache *cache(const QMetaObject *);
 
     void registerCompositeType(QDeclarativeCompiledData *);
 
@@ -339,6 +294,7 @@ public:
     static QScriptValue tint(QScriptContext*, QScriptEngine*);
 
     static QScriptValue desktopOpenUrl(QScriptContext*, QScriptEngine*);
+    static QScriptValue fontFamilies(QScriptContext*, QScriptEngine*);
     static QScriptValue md5(QScriptContext*, QScriptEngine*);
     static QScriptValue btoa(QScriptContext*, QScriptEngine*);
     static QScriptValue atob(QScriptContext*, QScriptEngine*);
@@ -361,6 +317,48 @@ public:
     static void defineModule();
 };
 
+/*!
+Returns a QDeclarativePropertyCache for \a obj if one is available.
+
+If \a obj is null, being deleted or contains a dynamic meta object 0 
+is returned.
+*/
+QDeclarativePropertyCache *QDeclarativeEnginePrivate::cache(QObject *obj) 
+{
+    Q_Q(QDeclarativeEngine);
+    if (!obj || QObjectPrivate::get(obj)->metaObject || QObjectPrivate::get(obj)->wasDeleted) 
+        return 0;
+
+    const QMetaObject *mo = obj->metaObject();
+    QDeclarativePropertyCache *rv = propertyCache.value(mo);
+    if (!rv) {
+        rv = new QDeclarativePropertyCache(q, mo);
+        propertyCache.insert(mo, rv);
+    }
+    return rv;
+}
+
+/*!
+Returns a QDeclarativePropertyCache for \a metaObject.  
+
+As the cache is persisted for the life of the engine, \a metaObject must be
+a static "compile time" meta-object, or a meta-object that is otherwise known to 
+exist for the lifetime of the QDeclarativeEngine.
+*/
+QDeclarativePropertyCache *QDeclarativeEnginePrivate::cache(const QMetaObject *metaObject)
+{
+    Q_Q(QDeclarativeEngine);
+    Q_ASSERT(metaObject);
+
+    QDeclarativePropertyCache *rv = propertyCache.value(metaObject);
+    if (!rv) {
+        rv = new QDeclarativePropertyCache(q, metaObject);
+        propertyCache.insert(metaObject, rv);
+    }
+
+    return rv;
+}
+
 QT_END_NAMESPACE
 
 #endif // QDECLARATIVEENGINE_P_H
diff --git a/src/declarative/qml/qdeclarativeexpression.cpp b/src/declarative/qml/qdeclarativeexpression.cpp
index f561a7e..5ceb918 100644
--- a/src/declarative/qml/qdeclarativeexpression.cpp
+++ b/src/declarative/qml/qdeclarativeexpression.cpp
@@ -57,10 +57,12 @@ QT_BEGIN_NAMESPACE
 
 bool QDeclarativeDelayedError::addError(QDeclarativeEnginePrivate *e)
 {
-    if (!e || prevError) return false;
+    if (!e) return false;
 
     if (e->inProgressCreations == 0) return false; // Not in construction
 
+    if (prevError) return true; // Already in error chain
+
     prevError = &e->erroredBindings;
     nextError = e->erroredBindings;
     e->erroredBindings = this;
diff --git a/src/declarative/qml/qdeclarativeglobalscriptclass.cpp b/src/declarative/qml/qdeclarativeglobalscriptclass.cpp
index fc802b4..6e107fb 100644
--- a/src/declarative/qml/qdeclarativeglobalscriptclass.cpp
+++ b/src/declarative/qml/qdeclarativeglobalscriptclass.cpp
@@ -53,19 +53,29 @@ QT_BEGIN_NAMESPACE
 QDeclarativeGlobalScriptClass::QDeclarativeGlobalScriptClass(QScriptEngine *engine)
 : QScriptClass(engine)
 {
+    QString eval = QLatin1String("eval");
+
     QScriptValue globalObject = engine->globalObject();
+
     m_globalObject = engine->newObject();
+    QScriptValue newGlobalObject = engine->newObject();
 
     QScriptValueIterator iter(globalObject);
+
     while (iter.hasNext()) {
         iter.next();
-        m_globalObject.setProperty(iter.scriptName(), iter.value());
-        m_illegalNames.insert(iter.name());
+
+        QString name = iter.name();
+
+        if (name != eval)
+            m_globalObject.setProperty(iter.scriptName(), iter.value());
+        newGlobalObject.setProperty(iter.scriptName(), iter.value());
+
+        m_illegalNames.insert(name);
     }
 
-    QScriptValue v = engine->newObject();
-    v.setScriptClass(this);
-    engine->setGlobalObject(v);
+    newGlobalObject.setScriptClass(this);
+    engine->setGlobalObject(newGlobalObject);
 }
 
 QScriptClass::QueryFlags 
diff --git a/src/declarative/qml/qdeclarativeimport.cpp b/src/declarative/qml/qdeclarativeimport.cpp
new file mode 100644
index 0000000..576e048
--- /dev/null
+++ b/src/declarative/qml/qdeclarativeimport.cpp
@@ -0,0 +1,925 @@
+/****************************************************************************
+**
+** 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 "qdeclarativeimport_p.h"
+
+#include <QtCore/qdebug.h>
+#include <QtCore/qdir.h>
+#include <QtCore/qfileinfo.h>
+#include <QtCore/qpluginloader.h>
+#include <QtCore/qlibraryinfo.h>
+#include <QtDeclarative/qdeclarativeextensioninterface.h>
+#include <private/qdeclarativeglobal_p.h>
+#include <private/qdeclarativetypenamecache_p.h>
+
+QT_BEGIN_NAMESPACE
+
+DEFINE_BOOL_CONFIG_OPTION(qmlImportTrace, QML_IMPORT_TRACE)
+DEFINE_BOOL_CONFIG_OPTION(qmlCheckTypes, QML_CHECK_TYPES)
+
+static QString toLocalFileOrQrc(const QUrl& url)
+{
+    if (url.scheme().compare(QLatin1String("qrc"), Qt::CaseInsensitive) == 0) {
+        if (url.authority().isEmpty())
+            return QLatin1Char(':') + url.path();
+        return QString();
+    }
+    return url.toLocalFile();
+}
+
+static bool greaterThan(const QString &s1, const QString &s2)
+{
+    return s1 > s2;
+}
+
+typedef QMap<QString, QString> StringStringMap;
+Q_GLOBAL_STATIC(StringStringMap, qmlEnginePluginsWithRegisteredTypes); // stores the uri
+
+class QDeclarativeImportedNamespace 
+{
+public:
+    QStringList uris;
+    QStringList urls;
+    QList<int> majversions;
+    QList<int> minversions;
+    QList<bool> isLibrary;
+    QList<QDeclarativeDirComponents> qmlDirComponents;
+
+
+    bool find_helper(int i, const QByteArray& type, int *vmajor, int *vminor,
+                                 QDeclarativeType** type_return, QUrl* url_return,
+                                 QUrl *base = 0, bool *typeRecursionDetected = 0);
+    bool find(const QByteArray& type, int *vmajor, int *vminor, QDeclarativeType** type_return,
+              QUrl* url_return, QUrl *base = 0, QString *errorString = 0);
+};
+
+class QDeclarativeImportsPrivate {
+public:
+    QDeclarativeImportsPrivate();
+    ~QDeclarativeImportsPrivate();
+
+    bool importExtension(const QString &absoluteFilePath, const QString &uri, 
+                         QDeclarativeImportDatabase *database, QDeclarativeDirComponents* components, 
+                         QString *errorString);
+
+    QString resolvedUri(const QString &dir_arg, QDeclarativeImportDatabase *database);
+    bool add(const QDeclarativeDirComponents &qmldircomponentsnetwork, 
+             const QString& uri_arg, const QString& prefix, 
+             int vmaj, int vmin, QDeclarativeScriptParser::Import::Type importType, 
+             QDeclarativeImportDatabase *database, QString *errorString);
+    bool find(const QByteArray& type, int *vmajor, int *vminor, 
+              QDeclarativeType** type_return, QUrl* url_return, QString *errorString);
+
+    QDeclarativeImportedNamespace *findNamespace(const QString& type);
+
+    QUrl base;
+    int ref;
+
+    QSet<QString> qmlDirFilesForWhichPluginsHaveBeenLoaded;
+    QDeclarativeImportedNamespace unqualifiedset;
+    QHash<QString,QDeclarativeImportedNamespace* > set;
+};
+
+QDeclarativeImports::QDeclarativeImports(const QDeclarativeImports &copy) 
+: d(copy.d)
+{
+    ++d->ref;
+}
+
+QDeclarativeImports &
+QDeclarativeImports::operator =(const QDeclarativeImports &copy)
+{
+    ++copy.d->ref;
+    if (--d->ref == 0)
+        delete d;
+    d = copy.d;
+    return *this;
+}
+
+QDeclarativeImports::QDeclarativeImports() 
+: d(new QDeclarativeImportsPrivate)
+{
+}
+
+QDeclarativeImports::~QDeclarativeImports()
+{
+    if (--d->ref == 0)
+        delete d;
+}
+
+/*!
+  Sets the base URL to be used for all relative file imports added.
+*/
+void QDeclarativeImports::setBaseUrl(const QUrl& url)
+{
+    d->base = url;
+}
+
+/*!
+  Returns the base URL to be used for all relative file imports added.
+*/
+QUrl QDeclarativeImports::baseUrl() const
+{
+    return d->base;
+}
+
+static QDeclarativeTypeNameCache *
+cacheForNamespace(QDeclarativeEngine *engine, const QDeclarativeImportedNamespace &set, 
+                  QDeclarativeTypeNameCache *cache)
+{
+    if (!cache)
+        cache = new QDeclarativeTypeNameCache(engine);
+
+    QList<QDeclarativeType *> types = QDeclarativeMetaType::qmlTypes();
+
+    for (int ii = 0; ii < set.uris.count(); ++ii) {
+        QByteArray base = set.uris.at(ii).toUtf8() + '/';
+        int major = set.majversions.at(ii);
+        int minor = set.minversions.at(ii);
+
+        foreach (QDeclarativeType *type, types) {
+            if (type->qmlTypeName().startsWith(base) &&
+                type->qmlTypeName().lastIndexOf('/') == (base.length() - 1) &&
+                type->availableInVersion(major,minor))
+            {
+                QString name = QString::fromUtf8(type->qmlTypeName().mid(base.length()));
+
+                cache->add(name, type);
+            }
+        }
+    }
+
+    return cache;
+}
+
+void QDeclarativeImports::cache(QDeclarativeTypeNameCache *cache, QDeclarativeEngine *engine) const
+{
+    const QDeclarativeImportedNamespace &set = d->unqualifiedset;
+
+    for (QHash<QString,QDeclarativeImportedNamespace* >::ConstIterator iter = d->set.begin();
+         iter != d->set.end(); ++iter) {
+
+        QDeclarativeTypeNameCache::Data *d = cache->data(iter.key());
+        if (d) {
+            if (!d->typeNamespace)
+                cacheForNamespace(engine, *(*iter), d->typeNamespace);
+        } else {
+            QDeclarativeTypeNameCache *nc = cacheForNamespace(engine, *(*iter), 0);
+            cache->add(iter.key(), nc);
+            nc->release();
+        }
+    }
+
+    cacheForNamespace(engine, set, cache);
+}
+bool QDeclarativeImportedNamespace::find_helper(int i, const QByteArray& type, int *vmajor, int *vminor,
+                                 QDeclarativeType** type_return, QUrl* url_return,
+                                 QUrl *base, bool *typeRecursionDetected)
+{
+    int vmaj = majversions.at(i);
+    int vmin = minversions.at(i);
+
+    QByteArray qt = uris.at(i).toUtf8();
+    qt += '/';
+    qt += type;
+
+    QDeclarativeType *t = QDeclarativeMetaType::qmlType(qt,vmaj,vmin);
+    if (t) {
+        if (vmajor) *vmajor = vmaj;
+        if (vminor) *vminor = vmin;
+        if (type_return)
+            *type_return = t;
+        return true;
+    }
+
+    QUrl url = QUrl(urls.at(i) + QLatin1Char('/') + QString::fromUtf8(type) + QLatin1String(".qml"));
+    QDeclarativeDirComponents qmldircomponents = qmlDirComponents.at(i);
+
+    bool typeWasDeclaredInQmldir = false;
+    if (!qmldircomponents.isEmpty()) {
+        const QString typeName = QString::fromUtf8(type);
+        foreach (const QDeclarativeDirParser::Component &c, qmldircomponents) {
+            if (c.typeName == typeName) {
+                typeWasDeclaredInQmldir = true;
+
+                // importing version -1 means import ALL versions
+                if ((vmaj == -1) || (c.majorVersion < vmaj || (c.majorVersion == vmaj && vmin >= c.minorVersion))) {
+                    QUrl candidate = url.resolved(QUrl(c.fileName));
+                    if (c.internal && base) {
+                        if (base->resolved(QUrl(c.fileName)) != candidate)
+                            continue; // failed attempt to access an internal type
+                    }
+                    if (base && *base == candidate) {
+                        if (typeRecursionDetected)
+                            *typeRecursionDetected = true;
+                        continue; // no recursion
+                    }
+                    if (url_return)
+                        *url_return = candidate;
+                    return true;
+                }
+            }
+        }
+    }
+
+    if (!typeWasDeclaredInQmldir  && !isLibrary.at(i)) {
+        // XXX search non-files too! (eg. zip files, see QT-524)
+        QFileInfo f(toLocalFileOrQrc(url));
+        if (f.exists()) {
+            if (base && *base == url) { // no recursion
+                if (typeRecursionDetected)
+                    *typeRecursionDetected = true;
+            } else {
+                if (url_return)
+                    *url_return = url;
+                return true;
+            }
+        }
+    }
+    return false;
+}
+
+QDeclarativeImportsPrivate::QDeclarativeImportsPrivate() 
+: ref(1)
+{
+}
+
+QDeclarativeImportsPrivate::~QDeclarativeImportsPrivate()
+{
+    foreach (QDeclarativeImportedNamespace* s, set.values())
+        delete s;
+}
+
+bool QDeclarativeImportsPrivate::importExtension(const QString &absoluteFilePath, const QString &uri, 
+                                                  QDeclarativeImportDatabase *database, 
+                                                  QDeclarativeDirComponents* components, QString *errorString) 
+{
+    QFile file(absoluteFilePath);
+    QString filecontent;
+    if (file.open(QFile::ReadOnly)) {
+        filecontent = QString::fromUtf8(file.readAll());
+        if (qmlImportTrace())
+            qDebug() << "QDeclarativeImportDatabase::add: loaded" << absoluteFilePath;
+    } else {
+        if (errorString)
+            *errorString = QDeclarativeImportDatabase::tr("module \"%1\" definition \"%2\" not readable").arg(uri).arg(absoluteFilePath);
+        return false;
+    }
+    QDir dir = QFileInfo(file).dir();
+
+    QDeclarativeDirParser qmldirParser;
+    qmldirParser.setSource(filecontent);
+    qmldirParser.parse();
+
+    if (! qmlDirFilesForWhichPluginsHaveBeenLoaded.contains(absoluteFilePath)) {
+        qmlDirFilesForWhichPluginsHaveBeenLoaded.insert(absoluteFilePath);
+
+
+        foreach (const QDeclarativeDirParser::Plugin &plugin, qmldirParser.plugins()) {
+
+            QString resolvedFilePath = database->resolvePlugin(dir, plugin.path, plugin.name);
+
+            if (!resolvedFilePath.isEmpty()) {
+                if (!database->importPlugin(resolvedFilePath, uri, errorString)) {
+                    if (errorString)
+                        *errorString = QDeclarativeImportDatabase::tr("plugin cannot be loaded for module \"%1\": %2").arg(uri).arg(*errorString);
+                    return false;
+                }
+            } else {
+                if (errorString)
+                    *errorString = QDeclarativeImportDatabase::tr("module \"%1\" plugin \"%2\" not found").arg(uri).arg(plugin.name);
+                return false;
+            }
+        }
+    }
+
+    if (components)
+        *components = qmldirParser.components();
+
+    return true;
+}
+
+QString QDeclarativeImportsPrivate::resolvedUri(const QString &dir_arg, QDeclarativeImportDatabase *database)
+{
+    QString dir = dir_arg;
+    if (dir.endsWith(QLatin1Char('/')) || dir.endsWith(QLatin1Char('\\')))
+        dir.chop(1);
+
+    QStringList paths = database->fileImportPath;
+    qSort(paths.begin(), paths.end(), greaterThan); // Ensure subdirs preceed their parents.
+
+    QString stableRelativePath = dir;
+    foreach( QString path, paths) {
+        if (dir.startsWith(path)) {
+            stableRelativePath = dir.mid(path.length()+1);
+            break;
+        }
+    }
+    stableRelativePath.replace(QLatin1Char('/'), QLatin1Char('.'));
+    stableRelativePath.replace(QLatin1Char('\\'), QLatin1Char('.'));
+    return stableRelativePath;
+}
+
+bool QDeclarativeImportsPrivate::add(const QDeclarativeDirComponents &qmldircomponentsnetwork, 
+                                     const QString& uri_arg, const QString& prefix, int vmaj, int vmin, 
+                                     QDeclarativeScriptParser::Import::Type importType, 
+                                     QDeclarativeImportDatabase *database, QString *errorString)
+{
+    QDeclarativeDirComponents qmldircomponents = qmldircomponentsnetwork;
+    QString uri = uri_arg;
+    QDeclarativeImportedNamespace *s;
+    if (prefix.isEmpty()) {
+        s = &unqualifiedset;
+    } else {
+        s = set.value(prefix);
+        if (!s)
+            set.insert(prefix,(s=new QDeclarativeImportedNamespace));
+    }
+
+    QString url = uri;
+    if (importType == QDeclarativeScriptParser::Import::Library) {
+        url.replace(QLatin1Char('.'), QLatin1Char('/'));
+        bool found = false;
+        QString dir;
+
+
+        foreach (const QString &p, database->fileImportPath) {
+            dir = p+QLatin1Char('/')+url;
+
+            QFileInfo fi(dir+QLatin1String("/qmldir"));
+            const QString absoluteFilePath = fi.absoluteFilePath();
+
+            if (fi.isFile()) {
+                found = true;
+
+                url = QUrl::fromLocalFile(fi.absolutePath()).toString();
+                uri = resolvedUri(dir, database);
+                if (!importExtension(absoluteFilePath, uri, database, &qmldircomponents, errorString))
+                    return false;
+                break;
+            }
+        }
+
+        if (!found) {
+            found = QDeclarativeMetaType::isModule(uri.toUtf8(), vmaj, vmin);
+            if (!found) {
+                if (errorString) {
+                    bool anyversion = QDeclarativeMetaType::isModule(uri.toUtf8(), -1, -1);
+                    if (anyversion)
+                        *errorString = QDeclarativeImportDatabase::tr("module \"%1\" version %2.%3 is not installed").arg(uri_arg).arg(vmaj).arg(vmin);
+                    else
+                        *errorString = QDeclarativeImportDatabase::tr("module \"%1\" is not installed").arg(uri_arg);
+                }
+                return false;
+            }
+        }
+    } else {
+
+        if (importType == QDeclarativeScriptParser::Import::File && qmldircomponents.isEmpty()) {
+            QUrl importUrl = base.resolved(QUrl(uri + QLatin1String("/qmldir")));
+            QString localFileOrQrc = toLocalFileOrQrc(importUrl);
+            if (!localFileOrQrc.isEmpty()) {
+                QString dir = toLocalFileOrQrc(base.resolved(QUrl(uri)));
+                if (dir.isEmpty() || !QDir().exists(dir)) {
+                    if (errorString)
+                        *errorString = QDeclarativeImportDatabase::tr("\"%1\": no such directory").arg(uri_arg);
+                    return false; // local import dirs must exist
+                }
+                uri = resolvedUri(toLocalFileOrQrc(base.resolved(QUrl(uri))), database);
+                if (uri.endsWith(QLatin1Char('/')))
+                    uri.chop(1);
+                if (QFile::exists(localFileOrQrc)) {
+                    if (!importExtension(localFileOrQrc,uri,database,&qmldircomponents,errorString))
+                        return false;
+                }
+            } else {
+                if (prefix.isEmpty()) {
+                    // directory must at least exist for valid import
+                    QString localFileOrQrc = toLocalFileOrQrc(base.resolved(QUrl(uri)));
+                    if (localFileOrQrc.isEmpty() || !QDir().exists(localFileOrQrc)) {
+                        if (errorString) {
+                            if (localFileOrQrc.isEmpty())
+                                *errorString = QDeclarativeImportDatabase::tr("import \"%1\" has no qmldir and no namespace").arg(uri);
+                            else
+                                *errorString = QDeclarativeImportDatabase::tr("\"%1\": no such directory").arg(uri);
+                        }
+                        return false;
+                    }
+                }
+            }
+        }
+
+        url = base.resolved(QUrl(url)).toString();
+        if (url.endsWith(QLatin1Char('/')))
+            url.chop(1);
+    }
+
+    if (vmaj > -1 && vmin > -1 && !qmldircomponents.isEmpty()) {
+        QList<QDeclarativeDirParser::Component>::ConstIterator it = qmldircomponents.begin();
+        for (; it != qmldircomponents.end(); ++it) {
+            if (it->majorVersion > vmaj || (it->majorVersion == vmaj && it->minorVersion >= vmin))
+                break;
+        }
+        if (it == qmldircomponents.end()) {
+            *errorString = QDeclarativeImportDatabase::tr("module \"%1\" version %2.%3 is not installed").arg(uri_arg).arg(vmaj).arg(vmin);
+            return false;
+        }
+    }
+
+    s->uris.prepend(uri);
+    s->urls.prepend(url);
+    s->majversions.prepend(vmaj);
+    s->minversions.prepend(vmin);
+    s->isLibrary.prepend(importType == QDeclarativeScriptParser::Import::Library);
+    s->qmlDirComponents.prepend(qmldircomponents);
+    return true;
+}
+
+bool QDeclarativeImportsPrivate::find(const QByteArray& type, int *vmajor, int *vminor, QDeclarativeType** type_return,
+                                      QUrl* url_return, QString *errorString)
+{
+    QDeclarativeImportedNamespace *s = 0;
+    int slash = type.indexOf('/');
+    if (slash >= 0) {
+        QString namespaceName = QString::fromUtf8(type.left(slash));
+        s = set.value(namespaceName);
+        if (!s) {
+            if (errorString)
+                *errorString = QDeclarativeImportDatabase::tr("- %1 is not a namespace").arg(namespaceName);
+            return false;
+        }
+        int nslash = type.indexOf('/',slash+1);
+        if (nslash > 0) {
+            if (errorString)
+                *errorString = QDeclarativeImportDatabase::tr("- nested namespaces not allowed");
+            return false;
+        }
+    } else {
+        s = &unqualifiedset;
+    }
+    QByteArray unqualifiedtype = slash < 0 ? type : type.mid(slash+1); // common-case opt (QString::mid works fine, but slower)
+    if (s) {
+        if (s->find(unqualifiedtype,vmajor,vminor,type_return,url_return, &base, errorString))
+            return true;
+        if (s->urls.count() == 1 && !s->isLibrary[0] && url_return && s != &unqualifiedset) {
+            // qualified, and only 1 url
+            *url_return = QUrl(s->urls[0]+QLatin1Char('/')).resolved(QUrl(QString::fromUtf8(unqualifiedtype) + QLatin1String(".qml")));
+            return true;
+        }
+    }
+
+    return false;
+}
+
+QDeclarativeImportedNamespace *QDeclarativeImportsPrivate::findNamespace(const QString& type)
+{
+    return set.value(type);
+}
+
+bool QDeclarativeImportedNamespace::find(const QByteArray& type, int *vmajor, int *vminor, QDeclarativeType** type_return,
+          QUrl* url_return, QUrl *base, QString *errorString)
+{
+    bool typeRecursionDetected = false;
+    for (int i=0; i<urls.count(); ++i) {
+        if (find_helper(i, type, vmajor, vminor, type_return, url_return, base, &typeRecursionDetected)) {
+            if (qmlCheckTypes()) {
+                // check for type clashes
+                for (int j = i+1; j<urls.count(); ++j) {
+                    if (find_helper(j, type, vmajor, vminor, 0, 0, base)) {
+                        if (errorString) {
+                            QString u1 = urls.at(i);
+                            QString u2 = urls.at(j);
+                            if (base) {
+                                QString b = base->toString();
+                                int slash = b.lastIndexOf(QLatin1Char('/'));
+                                if (slash >= 0) {
+                                    b = b.left(slash+1);
+                                    QString l = b.left(slash);
+                                    if (u1.startsWith(b))
+                                        u1 = u1.mid(b.count());
+                                    else if (u1 == l)
+                                        u1 = QDeclarativeImportDatabase::tr("local directory");
+                                    if (u2.startsWith(b))
+                                        u2 = u2.mid(b.count());
+                                    else if (u2 == l)
+                                        u2 = QDeclarativeImportDatabase::tr("local directory");
+                                }
+                            }
+
+                            if (u1 != u2)
+                                *errorString
+                                        = QDeclarativeImportDatabase::tr("is ambiguous. Found in %1 and in %2")
+                                .arg(u1).arg(u2);
+                            else
+                                *errorString
+                                        = QDeclarativeImportDatabase::tr("is ambiguous. Found in %1 in version %2.%3 and %4.%5")
+                                          .arg(u1)
+                                          .arg(majversions.at(i)).arg(minversions.at(i))
+                                          .arg(majversions.at(j)).arg(minversions.at(j));
+                        }
+                        return false;
+                    }
+                }
+            }
+            return true;
+        }
+    }
+    if (errorString) {
+        if (typeRecursionDetected)
+            *errorString = QDeclarativeImportDatabase::tr("is instantiated recursively");
+        else
+            *errorString = QDeclarativeImportDatabase::tr("is not a type");
+    }
+    return false;
+}
+
+QDeclarativeImportDatabase::QDeclarativeImportDatabase(QDeclarativeEngine *e)
+: engine(e)
+{
+    filePluginPath << QLatin1String(".");
+
+    QString builtinPath = QLibraryInfo::location(QLibraryInfo::ImportsPath);
+    if (!builtinPath.isEmpty())
+        addImportPath(builtinPath);
+
+    // 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
+        QStringList paths = QString::fromLatin1(envImportPath).split(pathSep, QString::SkipEmptyParts);
+        for (int ii = paths.count() - 1; ii >= 0; --ii)
+            addImportPath(paths.at(ii));
+    }
+}
+
+QDeclarativeImportDatabase::~QDeclarativeImportDatabase()
+{
+}
+
+/*!
+  \internal
+
+  Adds information to \a imports such that subsequent calls to resolveType()
+  will resolve types qualified by \a prefix by considering types found at the given \a uri.
+
+  The uri is either a directory (if importType is FileImport), or a URI resolved using paths
+  added via addImportPath() (if importType is LibraryImport).
+
+  The \a prefix may be empty, in which case the import location is considered for
+  unqualified types.
+
+  The base URL must already have been set with Import::setBaseUrl().
+*/
+bool QDeclarativeImportDatabase::addToImport(QDeclarativeImports* imports, 
+                                             const QDeclarativeDirComponents &qmldircomponentsnetwork, 
+                                             const QString& uri, const QString& prefix, int vmaj, int vmin, 
+                                             QDeclarativeScriptParser::Import::Type importType, 
+                                             QString *errorString) 
+{
+    if (qmlImportTrace())
+        qDebug().nospace() << "QDeclarativeImportDatabase::addToImport " << imports << " " << uri << " " 
+                           << vmaj << '.' << vmin << " " 
+                           << (importType==QDeclarativeScriptParser::Import::Library? "Library" : "File") 
+                           << " as " << prefix;
+
+    bool ok = imports->d->add(qmldircomponentsnetwork, uri, prefix, vmaj, vmin, importType, this, errorString);
+    return ok;
+}
+
+/*!
+  \internal
+
+  Using the given \a imports, the given (namespace qualified) \a type is resolved to either
+  a QDeclarativeImportedNamespace stored at \a ns_return,
+  a QDeclarativeType stored at \a type_return, or
+  a component located at \a url_return.
+
+  If any return pointer is 0, the corresponding search is not done.
+
+  \sa addToImport()
+*/
+bool QDeclarativeImportDatabase::resolveType(const QDeclarativeImports& imports, const QByteArray& type, 
+                                             QDeclarativeType** type_return, QUrl* url_return, int *vmaj, int *vmin,
+                                             QDeclarativeImportedNamespace** ns_return, QString *errorString) const
+{
+    QDeclarativeImportedNamespace* ns = imports.d->findNamespace(QString::fromUtf8(type));
+    if (ns) {
+        if (ns_return)
+            *ns_return = ns;
+        return true;
+    }
+    if (type_return || url_return) {
+        if (imports.d->find(type,vmaj,vmin,type_return,url_return, errorString)) {
+            if (qmlImportTrace()) {
+                if (type_return && *type_return && url_return && !url_return->isEmpty())
+                    qDebug() << "QDeclarativeImportDatabase::resolveType" << type << '=' << (*type_return)->typeName() << *url_return;
+                if (type_return && *type_return)
+                    qDebug() << "QDeclarativeImportDatabase::resolveType" << type << '=' << (*type_return)->typeName();
+                if (url_return && !url_return->isEmpty())
+                    qDebug() << "QDeclarativeImportDatabase::resolveType" << type << '=' << *url_return;
+            }
+            return true;
+        }
+    }
+    return false;
+}
+
+/*!
+  \internal
+
+  Searching \e only in the namespace \a ns (previously returned in a call to
+  resolveType(), \a type is found and returned to either
+  a QDeclarativeType stored at \a type_return, or
+  a component located at \a url_return.
+
+  If either return pointer is 0, the corresponding search is not done.
+*/
+void QDeclarativeImportDatabase::resolveTypeInNamespace(QDeclarativeImportedNamespace* ns, const QByteArray& type, 
+                                                        QDeclarativeType** type_return, QUrl* url_return, 
+                                                        int *vmaj, int *vmin) const
+{
+    ns->find(type,vmaj,vmin,type_return,url_return);
+}
+
+/*!
+  \internal
+
+  Returns the result of the merge of \a baseName with \a path, \a suffixes, and \a prefix.
+  The \a prefix must contain the dot.
+
+  \a qmldirPath is the location of the qmldir file.
+ */
+QString QDeclarativeImportDatabase::resolvePlugin(const QDir &qmldirPath, const QString &qmldirPluginPath, 
+                                                  const QString &baseName, const QStringList &suffixes,
+                                                  const QString &prefix)
+{
+    QStringList searchPaths = filePluginPath;
+    bool qmldirPluginPathIsRelative = QDir::isRelativePath(qmldirPluginPath);
+    if (!qmldirPluginPathIsRelative)
+        searchPaths.prepend(qmldirPluginPath);
+
+    foreach (const QString &pluginPath, searchPaths) {
+
+        QString resolvedPath;
+
+        if (pluginPath == QLatin1String(".")) {
+            if (qmldirPluginPathIsRelative)
+                resolvedPath = qmldirPath.absoluteFilePath(qmldirPluginPath);
+            else
+                resolvedPath = qmldirPath.absolutePath();
+        } else {
+            resolvedPath = pluginPath;
+        }
+
+        // hack for resources, should probably go away
+        if (resolvedPath.startsWith(QLatin1Char(':')))
+            resolvedPath = QCoreApplication::applicationDirPath();
+
+        QDir dir(resolvedPath);
+        foreach (const QString &suffix, suffixes) {
+            QString pluginFileName = prefix;
+
+            pluginFileName += baseName;
+            pluginFileName += suffix;
+
+            QFileInfo fileInfo(dir, pluginFileName);
+
+            if (fileInfo.exists())
+                return fileInfo.absoluteFilePath();
+        }
+    }
+
+    if (qmlImportTrace())
+        qDebug() << "QDeclarativeImportDatabase::resolvePlugin: Could not resolve plugin" << baseName 
+                 << "in" << qmldirPath.absolutePath();
+
+    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 QDeclarativeImportDatabase::resolvePlugin(const QDir &qmldirPath, const QString &qmldirPluginPath, 
+                                                  const QString &baseName)
+{
+#if defined(Q_OS_WIN32) || defined(Q_OS_WINCE)
+    return resolvePlugin(qmldirPath, qmldirPluginPath, baseName,
+                         QStringList()
+# ifdef QT_DEBUG
+                         << QLatin1String("d.dll") // try a qmake-style debug build first
+# endif
+                         << QLatin1String(".dll"));
+#elif defined(Q_OS_SYMBIAN)
+    return resolvePlugin(qmldirPath, qmldirPluginPath, baseName,
+                         QStringList()
+                         << QLatin1String(".dll")
+                         << QLatin1String(".qtplugin"));
+#else
+
+# if defined(Q_OS_DARWIN)
+
+    return resolvePlugin(qmldirPath, qmldirPluginPath, baseName,
+                         QStringList()
+# ifdef QT_DEBUG
+                         << QLatin1String("_debug.dylib") // try a qmake-style debug build first
+                         << QLatin1String(".dylib")
+# else
+                         << QLatin1String(".dylib")
+                         << QLatin1String("_debug.dylib") // try a qmake-style debug build after
+# endif
+                         << 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(qmldirPath, qmldirPluginPath, baseName, validSuffixList, QLatin1String("lib"));
+# endif
+
+#endif
+}
+
+QStringList QDeclarativeImportDatabase::pluginPathList() const
+{
+    return filePluginPath;
+}
+
+void QDeclarativeImportDatabase::setPluginPathList(const QStringList &paths)
+{
+    filePluginPath = paths;
+}
+
+void QDeclarativeImportDatabase::addPluginPath(const QString& path)
+{
+    if (qmlImportTrace())
+        qDebug() << "QDeclarativeImportDatabase::addPluginPath" << path;
+
+    QUrl url = QUrl(path);
+    if (url.isRelative() || url.scheme() == QString::fromLocal8Bit("file")) {
+        QDir dir = QDir(path);
+        filePluginPath.prepend(dir.canonicalPath());
+    } else {
+        filePluginPath.prepend(path);
+    }
+}
+
+void QDeclarativeImportDatabase::addImportPath(const QString& path)
+{
+    if (qmlImportTrace())
+        qDebug() << "QDeclarativeImportDatabase::addImportPath" << path;
+
+    QUrl url = QUrl(path);
+    QString cPath;
+
+    if (url.isRelative() || url.scheme() == QString::fromLocal8Bit("file")) {
+        QDir dir = QDir(path);
+        cPath = dir.canonicalPath();
+    } else {
+        cPath = path;
+    }
+
+    if (!fileImportPath.contains(cPath))
+        fileImportPath.prepend(cPath);
+}
+
+QStringList QDeclarativeImportDatabase::importPathList() const
+{
+    return fileImportPath;
+}
+
+void QDeclarativeImportDatabase::setImportPathList(const QStringList &paths)
+{
+    fileImportPath = paths;
+}
+
+
+bool QDeclarativeImportDatabase::importPlugin(const QString &filePath, const QString &uri, QString *errorString)
+{
+    if (qmlImportTrace())
+        qDebug() << "QDeclarativeImportDatabase::importPlugin" << uri << "from" << filePath;
+
+    QFileInfo fileInfo(filePath);
+    const QString absoluteFilePath = fileInfo.absoluteFilePath();
+
+    bool engineInitialized = initializedPlugins.contains(absoluteFilePath);
+    bool typesRegistered = qmlEnginePluginsWithRegisteredTypes()->contains(absoluteFilePath);
+
+    if (typesRegistered) {
+        Q_ASSERT_X(qmlEnginePluginsWithRegisteredTypes()->value(absoluteFilePath) == uri,
+                   "QDeclarativeImportDatabase::importExtension",
+                   "Internal error: Plugin imported previously with different uri");
+    }
+
+    if (!engineInitialized || !typesRegistered) {
+        QPluginLoader loader(absoluteFilePath);
+
+        if (!loader.load()) {
+            if (errorString)
+                *errorString = loader.errorString();
+            return false;
+        }
+
+        if (QDeclarativeExtensionInterface *iface = qobject_cast<QDeclarativeExtensionInterface *>(loader.instance())) {
+
+            const QByteArray bytes = uri.toUtf8();
+            const char *moduleId = bytes.constData();
+            if (!typesRegistered) {
+
+                // ### this code should probably be protected with a mutex.
+                qmlEnginePluginsWithRegisteredTypes()->insert(absoluteFilePath, uri);
+                iface->registerTypes(moduleId);
+            }
+            if (!engineInitialized) {
+                // things on the engine (eg. adding new global objects) have to be done for every engine.
+
+                // protect against double initialization
+                initializedPlugins.insert(absoluteFilePath);
+                iface->initializeEngine(engine, moduleId);
+            }
+        } else {
+            if (errorString)
+                *errorString = loader.errorString();
+            return false;
+        }
+    }
+
+    return true;
+}
+
+
+QT_END_NAMESPACE
diff --git a/src/declarative/qml/qdeclarativeimport_p.h b/src/declarative/qml/qdeclarativeimport_p.h
new file mode 100644
index 0000000..62b0517
--- /dev/null
+++ b/src/declarative/qml/qdeclarativeimport_p.h
@@ -0,0 +1,139 @@
+/****************************************************************************
+**
+** 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 QDECLARATIVEIMPORT_P_H
+#define QDECLARATIVEIMPORT_P_H
+
+#include <QtCore/qurl.h>
+#include <QtCore/qcoreapplication.h>
+#include <QtCore/qset.h>
+#include <private/qdeclarativedirparser_p.h>
+#include <private/qdeclarativescriptparser_p.h>
+#include <private/qdeclarativemetatype_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.
+//
+
+QT_BEGIN_NAMESPACE
+
+class QDeclarativeTypeNameCache;
+class QDeclarativeEngine;
+class QDir;
+
+class QDeclarativeImportedNamespace;
+class QDeclarativeImportsPrivate;
+class QDeclarativeImports
+{
+public:
+    QDeclarativeImports();
+    QDeclarativeImports(const QDeclarativeImports &);
+    ~QDeclarativeImports();
+    QDeclarativeImports &operator=(const QDeclarativeImports &);
+
+    void setBaseUrl(const QUrl &url);
+    QUrl baseUrl() const;
+
+    void cache(QDeclarativeTypeNameCache *cache, QDeclarativeEngine *) const;
+private:
+    friend class QDeclarativeImportDatabase;
+    QDeclarativeImportsPrivate *d;
+};
+
+class QDeclarativeImportDatabase
+{
+    Q_DECLARE_TR_FUNCTIONS(QDeclarativeImportDatabase)
+public:
+    QDeclarativeImportDatabase(QDeclarativeEngine *);
+    ~QDeclarativeImportDatabase();
+
+    bool importPlugin(const QString &filePath, const QString &uri, QString *errorString);
+
+    QStringList importPathList() const;
+    void setImportPathList(const QStringList &paths);
+    void addImportPath(const QString& dir);
+
+    QStringList pluginPathList() const;
+    void setPluginPathList(const QStringList &paths);
+    void addPluginPath(const QString& path);
+
+
+    bool addToImport(QDeclarativeImports*, const QDeclarativeDirComponents &qmldircomponentsnetwork, 
+                     const QString& uri, const QString& prefix, int vmaj, int vmin, 
+                     QDeclarativeScriptParser::Import::Type importType,
+                     QString *errorString);
+    bool resolveType(const QDeclarativeImports&, const QByteArray& type,
+                     QDeclarativeType** type_return, QUrl* url_return,
+                     int *version_major, int *version_minor,
+                     QDeclarativeImportedNamespace** ns_return,
+                     QString *errorString = 0) const;
+    void resolveTypeInNamespace(QDeclarativeImportedNamespace*, const QByteArray& type,
+                                QDeclarativeType** type_return, QUrl* url_return,
+                                int *version_major, int *version_minor ) const;
+
+
+private:
+    friend class QDeclarativeImportsPrivate;
+    QString resolvePlugin(const QDir &qmldirPath, const QString &qmldirPluginPath, 
+                          const QString &baseName, const QStringList &suffixes,
+                          const QString &prefix = QString());
+    QString resolvePlugin(const QDir &qmldirPath, const QString &qmldirPluginPath, 
+                          const QString &baseName);
+
+
+    QStringList filePluginPath;
+    QStringList fileImportPath;
+
+    QSet<QString> initializedPlugins;
+    QDeclarativeEngine *engine;
+};
+
+QT_END_NAMESPACE
+
+#endif // QDECLARATIVEIMPORT_P_H
+
diff --git a/src/declarative/qml/qdeclarativeinfo.cpp b/src/declarative/qml/qdeclarativeinfo.cpp
index ffed14e..c980a2a 100644
--- a/src/declarative/qml/qdeclarativeinfo.cpp
+++ b/src/declarative/qml/qdeclarativeinfo.cpp
@@ -78,8 +78,9 @@ QT_BEGIN_NAMESPACE
     \endcode
 */
 
-struct QDeclarativeInfoPrivate
+class QDeclarativeInfoPrivate
 {
+public:
     QDeclarativeInfoPrivate() : ref (1), object(0) {}
 
     int ref;
diff --git a/src/declarative/qml/qdeclarativeobjectscriptclass.cpp b/src/declarative/qml/qdeclarativeobjectscriptclass.cpp
index bb5c8b7..8b64e0e 100644
--- a/src/declarative/qml/qdeclarativeobjectscriptclass.cpp
+++ b/src/declarative/qml/qdeclarativeobjectscriptclass.cpp
@@ -104,7 +104,8 @@ QScriptValue QDeclarativeObjectScriptClass::newQObject(QObject *object, int type
     QScriptEngine *scriptEngine = QDeclarativeEnginePrivate::getScriptEngine(engine);
 
     if (!object)
-        return newObject(scriptEngine, this, new ObjectData(object, type));
+        return scriptEngine->nullValue();
+//        return newObject(scriptEngine, this, new ObjectData(object, type));
 
     if (QObjectPrivate::get(object)->wasDeleted)
        return scriptEngine->undefinedValue();
@@ -265,7 +266,7 @@ QDeclarativeObjectScriptClass::property(QObject *obj, const Identifier &name)
             void *args[] = { &rv, 0 };
             QMetaObject::metacall(obj, QMetaObject::ReadProperty, lastData->coreIndex, args);
             return Value(scriptEngine, rv);
-        } else if (lastData->propType == QMetaType::Int) {
+        } else if (lastData->propType == QMetaType::Int || lastData->flags & QDeclarativePropertyCache::Data::IsEnumType) {
             int rv = 0;
             void *args[] = { &rv, 0 };
             QMetaObject::metacall(obj, QMetaObject::ReadProperty, lastData->coreIndex, args);
@@ -368,6 +369,9 @@ void QDeclarativeObjectScriptClass::setProperty(QObject *obj,
         QString error = QLatin1String("Cannot assign [undefined] to ") +
                         QLatin1String(QMetaType::typeName(lastData->propType));
         context->throwError(error);
+    } else if (!value.isRegExp() && value.isFunction()) {
+        QString error = QLatin1String("Cannot assign a function to a property.");
+        context->throwError(error);
     } else {
         QVariant v;
         if (lastData->flags & QDeclarativePropertyCache::Data::IsQList)
@@ -441,7 +445,7 @@ QScriptValue QDeclarativeObjectScriptClass::destroy(QScriptContext *context, QSc
 
     QDeclarativeData *ddata = QDeclarativeData::get(data->object, false);
     if (!ddata || ddata->indestructible)
-        return engine->currentContext()->throwError(QLatin1String("Invalid attempt  to destroy() an indestructible object"));
+        return engine->currentContext()->throwError(QLatin1String("Invalid attempt to destroy() an indestructible object"));
 
     QObject *obj = data->object;
     int delay = 0;
@@ -772,7 +776,8 @@ QScriptDeclarativeClass::Value MetaCallArgument::toValue(QDeclarativeEngine *e)
         return QScriptDeclarativeClass::Value(engine, *((QString *)&data));
     } else if (type == QMetaType::QObjectStar) {
         QObject *object = *((QObject **)&data);
-        QDeclarativeData::get(object, true)->setImplicitDestructible();
+        if (object)
+            QDeclarativeData::get(object, true)->setImplicitDestructible();
         QDeclarativeEnginePrivate *priv = QDeclarativeEnginePrivate::get(e);
         return QScriptDeclarativeClass::Value(engine, priv->objectClass->newQObject(object));
     } else if (type == qMetaTypeId<QList<QObject *> >()) {
diff --git a/src/declarative/qml/qdeclarativeparser_p.h b/src/declarative/qml/qdeclarativeparser_p.h
index 0870cfb..25777f5 100644
--- a/src/declarative/qml/qdeclarativeparser_p.h
+++ b/src/declarative/qml/qdeclarativeparser_p.h
@@ -188,9 +188,6 @@ namespace QDeclarativeParser
             QList<int> lineNumbers;
             QList<Pragmas> pragmas;
         };
-#if 0
-        QList<ScriptBlock> scripts;
-#endif
 
         // The bytes to cast instances by to get to the QDeclarativeParserStatus 
         // interface.  -1 indicates the type doesn't support this interface.
diff --git a/src/declarative/qml/qdeclarativeparserstatus.cpp b/src/declarative/qml/qdeclarativeparserstatus.cpp
index 978bfb4..4c4e429 100644
--- a/src/declarative/qml/qdeclarativeparserstatus.cpp
+++ b/src/declarative/qml/qdeclarativeparserstatus.cpp
@@ -91,19 +91,17 @@ QDeclarativeParserStatus::~QDeclarativeParserStatus()
 }
 
 /*!
+    \fn void QDeclarativeParserStatus::classBegin()
+
     Invoked after class creation, but before any properties have been set.
 */
-void QDeclarativeParserStatus::classBegin()
-{
-}
 
 /*!
+    \fn void QDeclarativeParserStatus::componentComplete()
+
     Invoked after the root component that caused this instantiation has 
     completed construction.  At this point all static values and binding values
     have been assigned to the class.
 */
-void QDeclarativeParserStatus::componentComplete()
-{
-}
 
 QT_END_NAMESPACE
diff --git a/src/declarative/qml/qdeclarativeparserstatus.h b/src/declarative/qml/qdeclarativeparserstatus.h
index 34528c1..60d423e 100644
--- a/src/declarative/qml/qdeclarativeparserstatus.h
+++ b/src/declarative/qml/qdeclarativeparserstatus.h
@@ -56,8 +56,8 @@ public:
     QDeclarativeParserStatus();
     virtual ~QDeclarativeParserStatus();
 
-    virtual void classBegin();
-    virtual void componentComplete();
+    virtual void classBegin()=0;
+    virtual void componentComplete()=0;
 
 private:
     friend class QDeclarativeVME;
diff --git a/src/declarative/qml/qdeclarativepropertycache.cpp b/src/declarative/qml/qdeclarativepropertycache.cpp
index 26bddde..839d79f 100644
--- a/src/declarative/qml/qdeclarativepropertycache.cpp
+++ b/src/declarative/qml/qdeclarativepropertycache.cpp
@@ -106,9 +106,25 @@ void QDeclarativePropertyCache::Data::load(const QMetaMethod &m)
 }
 
 
+/*!
+Creates a new empty QDeclarativePropertyCache.
+*/
 QDeclarativePropertyCache::QDeclarativePropertyCache(QDeclarativeEngine *e)
 : QDeclarativeCleanup(e), engine(e)
 {
+    Q_ASSERT(engine);
+}
+
+/*!
+Creates a new QDeclarativePropertyCache of \a metaObject.
+*/
+QDeclarativePropertyCache::QDeclarativePropertyCache(QDeclarativeEngine *e, const QMetaObject *metaObject)
+: QDeclarativeCleanup(e), engine(e)
+{
+    Q_ASSERT(engine);
+    Q_ASSERT(metaObject);
+
+    update(engine, metaObject);
 }
 
 QDeclarativePropertyCache::~QDeclarativePropertyCache()
@@ -135,7 +151,7 @@ void QDeclarativePropertyCache::clear()
 }
 
 QDeclarativePropertyCache::Data QDeclarativePropertyCache::create(const QMetaObject *metaObject, 
-                                                const QString &property)
+                                                                  const QString &property)
 {
     Q_ASSERT(metaObject);
 
@@ -245,17 +261,6 @@ void QDeclarativePropertyCache::append(QDeclarativeEngine *engine, const QMetaOb
     }
 }
 
-// ### Optimize - check engine for the parent meta object etc.
-QDeclarativePropertyCache *QDeclarativePropertyCache::create(QDeclarativeEngine *engine, const QMetaObject *metaObject)
-{
-    Q_ASSERT(engine);
-    Q_ASSERT(metaObject);
-
-    QDeclarativePropertyCache *cache = new QDeclarativePropertyCache(engine);
-    cache->update(engine, metaObject);
-    return cache;
-}
-
 void QDeclarativePropertyCache::update(QDeclarativeEngine *engine, const QMetaObject *metaObject)
 {
     Q_ASSERT(engine);
diff --git a/src/declarative/qml/qdeclarativepropertycache_p.h b/src/declarative/qml/qdeclarativepropertycache_p.h
index 6b64a96..b01e5cc 100644
--- a/src/declarative/qml/qdeclarativepropertycache_p.h
+++ b/src/declarative/qml/qdeclarativepropertycache_p.h
@@ -69,6 +69,7 @@ class QDeclarativePropertyCache : public QDeclarativeRefCount, public QDeclarati
 {
 public:
     QDeclarativePropertyCache(QDeclarativeEngine *);
+    QDeclarativePropertyCache(QDeclarativeEngine *, const QMetaObject *);
     virtual ~QDeclarativePropertyCache();
 
     struct Data {
diff --git a/src/declarative/qml/qdeclarativepropertyvaluesource.cpp b/src/declarative/qml/qdeclarativepropertyvaluesource.cpp
index a0ed78f..039998f 100644
--- a/src/declarative/qml/qdeclarativepropertyvaluesource.cpp
+++ b/src/declarative/qml/qdeclarativepropertyvaluesource.cpp
@@ -60,6 +60,9 @@ QDeclarativePropertyValueSource::QDeclarativePropertyValueSource()
 {
 }
 
+/*!
+    Destroys the value source.
+*/
 QDeclarativePropertyValueSource::~QDeclarativePropertyValueSource()
 {
 }
diff --git a/src/declarative/qml/qdeclarativescriptparser.cpp b/src/declarative/qml/qdeclarativescriptparser.cpp
index 8b96733..219d759 100644
--- a/src/declarative/qml/qdeclarativescriptparser.cpp
+++ b/src/declarative/qml/qdeclarativescriptparser.cpp
@@ -104,17 +104,13 @@ public:
     void operator()(const QString &code, AST::Node *node);
 
 protected:
+
     Object *defineObjectBinding(AST::UiQualifiedId *propertyName, bool onAssignment,
-                                AST::UiQualifiedId *objectTypeName,
+                                const QString &objectType,
+                                AST::SourceLocation typeLocation,
                                 LocationSpan location,
                                 AST::UiObjectInitializer *initializer = 0);
 
-    Object *defineObjectBinding_helper(AST::UiQualifiedId *propertyName, bool onAssignment,
-                                       const QString &objectType,
-                                       AST::SourceLocation typeLocation,
-                                       LocationSpan location,
-                                       AST::UiObjectInitializer *initializer = 0);
-
     QDeclarativeParser::Variant getVariant(AST::ExpressionNode *expr);
 
     LocationSpan location(AST::SourceLocation start, AST::SourceLocation end);
@@ -240,12 +236,12 @@ QString ProcessAST::asString(AST::UiQualifiedId *node) const
 }
 
 Object *
-ProcessAST::defineObjectBinding_helper(AST::UiQualifiedId *propertyName,
-                                       bool onAssignment,
-                                       const QString &objectType,
-                                       AST::SourceLocation typeLocation,
-                                       LocationSpan location,
-                                       AST::UiObjectInitializer *initializer)
+ProcessAST::defineObjectBinding(AST::UiQualifiedId *propertyName,
+                                bool onAssignment,
+                                const QString &objectType,
+                                AST::SourceLocation typeLocation,
+                                LocationSpan location,
+                                AST::UiObjectInitializer *initializer)
 {
     int lastTypeDot = objectType.lastIndexOf(QLatin1Char('.'));
     bool isType = !objectType.isEmpty() &&
@@ -355,41 +351,6 @@ ProcessAST::defineObjectBinding_helper(AST::UiQualifiedId *propertyName,
     }
 }
 
-Object *ProcessAST::defineObjectBinding(AST::UiQualifiedId *qualifiedId, bool onAssignment,
-                                        AST::UiQualifiedId *objectTypeName,
-                                        LocationSpan location,
-                                        AST::UiObjectInitializer *initializer)
-{
-    const QString objectType = asString(objectTypeName);
-    const AST::SourceLocation typeLocation = objectTypeName->identifierToken;
-
-    if (objectType == QLatin1String("Script")) {
-
-        AST::UiObjectMemberList *it = initializer->members;
-        for (; it; it = it->next) {
-            AST::UiScriptBinding *scriptBinding = AST::cast<AST::UiScriptBinding *>(it->member);
-            if (! scriptBinding)
-                continue;
-
-            QString propertyName = asString(scriptBinding->qualifiedId);
-            if (propertyName == QLatin1String("source")) {
-                if (AST::ExpressionStatement *stmt = AST::cast<AST::ExpressionStatement *>(scriptBinding->statement)) {
-                    QDeclarativeParser::Variant string = getVariant(stmt->expression);
-                    if (string.isStringList()) {
-                        QStringList urls = string.asStringList();
-                        // We need to add this as a resource
-                        for (int ii = 0; ii < urls.count(); ++ii)
-                            _parser->_refUrls << QUrl(urls.at(ii));
-                    }
-                }
-            }
-        }
-
-    }
-
-    return defineObjectBinding_helper(qualifiedId, onAssignment, objectType, typeLocation, location, initializer);
-}
-
 LocationSpan ProcessAST::location(AST::UiQualifiedId *id)
 {
     return location(id->identifierToken, id->identifierToken);
@@ -664,10 +625,11 @@ bool ProcessAST::visit(AST::UiObjectDefinition *node)
     LocationSpan l = location(node->firstSourceLocation(),
                               node->lastSourceLocation());
 
-    defineObjectBinding(/*propertyName = */ 0, false,
-                        node->qualifiedTypeNameId,
-                        l,
-                        node->initializer);
+    const QString objectType = asString(node->qualifiedTypeNameId);
+    const AST::SourceLocation typeLocation = node->qualifiedTypeNameId->identifierToken;
+
+    defineObjectBinding(/*propertyName = */ 0, false, objectType,
+                        typeLocation, l, node->initializer);
 
     return false;
 }
@@ -679,10 +641,11 @@ bool ProcessAST::visit(AST::UiObjectBinding *node)
     LocationSpan l = location(node->qualifiedTypeNameId->identifierToken,
                               node->initializer->rbraceToken);
 
-    defineObjectBinding(node->qualifiedId, node->hasOnToken,
-                        node->qualifiedTypeNameId,
-                        l,
-                        node->initializer);
+    const QString objectType = asString(node->qualifiedTypeNameId);
+    const AST::SourceLocation typeLocation = node->qualifiedTypeNameId->identifierToken;
+
+    defineObjectBinding(node->qualifiedId, node->hasOnToken, objectType, 
+                        typeLocation, l, node->initializer);
 
     return false;
 }
diff --git a/src/declarative/qml/qdeclarativevaluetype.cpp b/src/declarative/qml/qdeclarativevaluetype.cpp
index c6fe161..dbc25bb 100644
--- a/src/declarative/qml/qdeclarativevaluetype.cpp
+++ b/src/declarative/qml/qdeclarativevaluetype.cpp
@@ -116,8 +116,16 @@ QDeclarativeValueType *QDeclarativeValueTypeFactory::valueType(int t)
         return new QDeclarativeRectValueType;
     case QVariant::RectF:
         return new QDeclarativeRectFValueType;
+    case QVariant::Vector2D:
+        return new QDeclarativeVector2DValueType;
     case QVariant::Vector3D:
         return new QDeclarativeVector3DValueType;
+    case QVariant::Vector4D:
+        return new QDeclarativeVector4DValueType;
+    case QVariant::Quaternion:
+        return new QDeclarativeQuaternionValueType;
+    case QVariant::Matrix4x4:
+        return new QDeclarativeMatrix4x4ValueType;
     case QVariant::EasingCurve:
         return new QDeclarativeEasingValueType;
     case QVariant::Font:
@@ -460,6 +468,54 @@ void QDeclarativeRectValueType::setHeight(int h)
     rect.setHeight(h);
 }
 
+QDeclarativeVector2DValueType::QDeclarativeVector2DValueType(QObject *parent)
+: QDeclarativeValueType(parent)
+{
+}
+
+void QDeclarativeVector2DValueType::read(QObject *obj, int idx)
+{
+    void *a[] = { &vector, 0 };
+    QMetaObject::metacall(obj, QMetaObject::ReadProperty, idx, a);
+}
+
+void QDeclarativeVector2DValueType::write(QObject *obj, int idx, QDeclarativePropertyPrivate::WriteFlags flags)
+{
+    int status = -1;
+    void *a[] = { &vector, 0, &status, &flags };
+    QMetaObject::metacall(obj, QMetaObject::WriteProperty, idx, a);
+}
+
+QVariant  QDeclarativeVector2DValueType::value()
+{
+    return QVariant(vector);
+}
+
+void QDeclarativeVector2DValueType::setValue(QVariant value)
+{
+    vector = qvariant_cast<QVector2D>(value);
+}
+
+qreal QDeclarativeVector2DValueType::x() const
+{
+    return vector.x();
+}
+
+qreal QDeclarativeVector2DValueType::y() const
+{
+    return vector.y();
+}
+
+void QDeclarativeVector2DValueType::setX(qreal x)
+{
+    vector.setX(x);
+}
+
+void QDeclarativeVector2DValueType::setY(qreal y)
+{
+    vector.setY(y);
+}
+
 QDeclarativeVector3DValueType::QDeclarativeVector3DValueType(QObject *parent)
 : QDeclarativeValueType(parent)
 {
@@ -518,6 +574,170 @@ void QDeclarativeVector3DValueType::setZ(qreal z)
     vector.setZ(z);
 }
 
+QDeclarativeVector4DValueType::QDeclarativeVector4DValueType(QObject *parent)
+: QDeclarativeValueType(parent)
+{
+}
+
+void QDeclarativeVector4DValueType::read(QObject *obj, int idx)
+{
+    void *a[] = { &vector, 0 };
+    QMetaObject::metacall(obj, QMetaObject::ReadProperty, idx, a);
+}
+
+void QDeclarativeVector4DValueType::write(QObject *obj, int idx, QDeclarativePropertyPrivate::WriteFlags flags)
+{
+    int status = -1;
+    void *a[] = { &vector, 0, &status, &flags };
+    QMetaObject::metacall(obj, QMetaObject::WriteProperty, idx, a);
+}
+
+QVariant  QDeclarativeVector4DValueType::value()
+{
+    return QVariant(vector);
+}
+
+void QDeclarativeVector4DValueType::setValue(QVariant value)
+{
+    vector = qvariant_cast<QVector4D>(value);
+}
+
+qreal QDeclarativeVector4DValueType::x() const
+{
+    return vector.x();
+}
+
+qreal QDeclarativeVector4DValueType::y() const
+{
+    return vector.y();
+}
+
+qreal QDeclarativeVector4DValueType::z() const
+{
+    return vector.z();
+}
+
+qreal QDeclarativeVector4DValueType::w() const
+{
+    return vector.w();
+}
+
+void QDeclarativeVector4DValueType::setX(qreal x)
+{
+    vector.setX(x);
+}
+
+void QDeclarativeVector4DValueType::setY(qreal y)
+{
+    vector.setY(y);
+}
+
+void QDeclarativeVector4DValueType::setZ(qreal z)
+{
+    vector.setZ(z);
+}
+
+void QDeclarativeVector4DValueType::setW(qreal w)
+{
+    vector.setW(w);
+}
+
+QDeclarativeQuaternionValueType::QDeclarativeQuaternionValueType(QObject *parent)
+: QDeclarativeValueType(parent)
+{
+}
+
+void QDeclarativeQuaternionValueType::read(QObject *obj, int idx)
+{
+    void *a[] = { &quaternion, 0 };
+    QMetaObject::metacall(obj, QMetaObject::ReadProperty, idx, a);
+}
+
+void QDeclarativeQuaternionValueType::write(QObject *obj, int idx, QDeclarativePropertyPrivate::WriteFlags flags)
+{
+    int status = -1;
+    void *a[] = { &quaternion, 0, &status, &flags };
+    QMetaObject::metacall(obj, QMetaObject::WriteProperty, idx, a);
+}
+
+QVariant  QDeclarativeQuaternionValueType::value()
+{
+    return QVariant(quaternion);
+}
+
+void QDeclarativeQuaternionValueType::setValue(QVariant value)
+{
+    quaternion = qvariant_cast<QQuaternion>(value);
+}
+
+qreal QDeclarativeQuaternionValueType::scalar() const
+{
+    return quaternion.scalar();
+}
+
+qreal QDeclarativeQuaternionValueType::x() const
+{
+    return quaternion.x();
+}
+
+qreal QDeclarativeQuaternionValueType::y() const
+{
+    return quaternion.y();
+}
+
+qreal QDeclarativeQuaternionValueType::z() const
+{
+    return quaternion.z();
+}
+
+void QDeclarativeQuaternionValueType::setScalar(qreal scalar)
+{
+    quaternion.setScalar(scalar);
+}
+
+void QDeclarativeQuaternionValueType::setX(qreal x)
+{
+    quaternion.setX(x);
+}
+
+void QDeclarativeQuaternionValueType::setY(qreal y)
+{
+    quaternion.setY(y);
+}
+
+void QDeclarativeQuaternionValueType::setZ(qreal z)
+{
+    quaternion.setZ(z);
+}
+
+QDeclarativeMatrix4x4ValueType::QDeclarativeMatrix4x4ValueType(QObject *parent)
+: QDeclarativeValueType(parent)
+{
+}
+
+void QDeclarativeMatrix4x4ValueType::read(QObject *obj, int idx)
+{
+    void *a[] = { &matrix, 0 };
+    QMetaObject::metacall(obj, QMetaObject::ReadProperty, idx, a);
+}
+
+void QDeclarativeMatrix4x4ValueType::write(QObject *obj, int idx, QDeclarativePropertyPrivate::WriteFlags flags)
+{
+    int status = -1;
+    void *a[] = { &matrix, 0, &status, &flags };
+    QMetaObject::metacall(obj, QMetaObject::WriteProperty, idx, a);
+}
+
+QVariant  QDeclarativeMatrix4x4ValueType::value()
+{
+    return QVariant(matrix);
+}
+
+void QDeclarativeMatrix4x4ValueType::setValue(QVariant value)
+{
+    matrix = qvariant_cast<QMatrix4x4>(value);
+}
+
 QDeclarativeEasingValueType::QDeclarativeEasingValueType(QObject *parent)
 : QDeclarativeValueType(parent)
 {
diff --git a/src/declarative/qml/qdeclarativevaluetype_p.h b/src/declarative/qml/qdeclarativevaluetype_p.h
index d1833bb..476c73d 100644
--- a/src/declarative/qml/qdeclarativevaluetype_p.h
+++ b/src/declarative/qml/qdeclarativevaluetype_p.h
@@ -60,7 +60,11 @@
 #include <QtCore/qrect.h>
 #include <QtCore/qeasingcurve.h>
 #include <QtCore/qvariant.h>
+#include <QtGui/qvector2d.h>
 #include <QtGui/qvector3d.h>
+#include <QtGui/qvector4d.h>
+#include <QtGui/qmatrix4x4.h>
+#include <QtGui/qquaternion.h>
 #include <QtGui/qfont.h>
 
 QT_BEGIN_NAMESPACE
@@ -241,6 +245,28 @@ private:
     QRect rect;
 };
 
+class Q_AUTOTEST_EXPORT QDeclarativeVector2DValueType : public QDeclarativeValueType
+{
+    Q_PROPERTY(qreal x READ x WRITE setX)
+    Q_PROPERTY(qreal y READ y WRITE setY)
+    Q_OBJECT
+public:
+    QDeclarativeVector2DValueType(QObject *parent = 0);
+
+    virtual void read(QObject *, int);
+    virtual void write(QObject *, int, QDeclarativePropertyPrivate::WriteFlags);
+    virtual QVariant value();
+    virtual void setValue(QVariant value);
+
+    qreal x() const;
+    qreal y() const;
+    void setX(qreal);
+    void setY(qreal);
+
+private:
+    QVector2D vector;
+};
+
 class Q_AUTOTEST_EXPORT QDeclarativeVector3DValueType : public QDeclarativeValueType
 {
     Q_PROPERTY(qreal x READ x WRITE setX)
@@ -266,6 +292,127 @@ private:
     QVector3D vector;
 };
 
+class Q_AUTOTEST_EXPORT QDeclarativeVector4DValueType : public QDeclarativeValueType
+{
+    Q_PROPERTY(qreal x READ x WRITE setX)
+    Q_PROPERTY(qreal y READ y WRITE setY)
+    Q_PROPERTY(qreal z READ z WRITE setZ)
+    Q_PROPERTY(qreal w READ w WRITE setW)
+    Q_OBJECT
+public:
+    QDeclarativeVector4DValueType(QObject *parent = 0);
+
+    virtual void read(QObject *, int);
+    virtual void write(QObject *, int, QDeclarativePropertyPrivate::WriteFlags);
+    virtual QVariant value();
+    virtual void setValue(QVariant value);
+
+    qreal x() const;
+    qreal y() const;
+    qreal z() const;
+    qreal w() const;
+    void setX(qreal);
+    void setY(qreal);
+    void setZ(qreal);
+    void setW(qreal);
+
+private:
+    QVector4D vector;
+};
+
+class Q_AUTOTEST_EXPORT QDeclarativeQuaternionValueType : public QDeclarativeValueType
+{
+    Q_PROPERTY(qreal scalar READ scalar WRITE setScalar)
+    Q_PROPERTY(qreal x READ x WRITE setX)
+    Q_PROPERTY(qreal y READ y WRITE setY)
+    Q_PROPERTY(qreal z READ z WRITE setZ)
+    Q_OBJECT
+public:
+    QDeclarativeQuaternionValueType(QObject *parent = 0);
+
+    virtual void read(QObject *, int);
+    virtual void write(QObject *, int, QDeclarativePropertyPrivate::WriteFlags);
+    virtual QVariant value();
+    virtual void setValue(QVariant value);
+
+    qreal scalar() const;
+    qreal x() const;
+    qreal y() const;
+    qreal z() const;
+    void setScalar(qreal);
+    void setX(qreal);
+    void setY(qreal);
+    void setZ(qreal);
+
+private:
+    QQuaternion quaternion;
+};
+
+class Q_AUTOTEST_EXPORT QDeclarativeMatrix4x4ValueType : public QDeclarativeValueType
+{
+    Q_PROPERTY(qreal m11 READ m11 WRITE setM11)
+    Q_PROPERTY(qreal m12 READ m12 WRITE setM12)
+    Q_PROPERTY(qreal m13 READ m13 WRITE setM13)
+    Q_PROPERTY(qreal m14 READ m14 WRITE setM14)
+    Q_PROPERTY(qreal m21 READ m21 WRITE setM21)
+    Q_PROPERTY(qreal m22 READ m22 WRITE setM22)
+    Q_PROPERTY(qreal m23 READ m23 WRITE setM23)
+    Q_PROPERTY(qreal m24 READ m24 WRITE setM24)
+    Q_PROPERTY(qreal m31 READ m31 WRITE setM31)
+    Q_PROPERTY(qreal m32 READ m32 WRITE setM32)
+    Q_PROPERTY(qreal m33 READ m33 WRITE setM33)
+    Q_PROPERTY(qreal m34 READ m34 WRITE setM34)
+    Q_PROPERTY(qreal m41 READ m41 WRITE setM41)
+    Q_PROPERTY(qreal m42 READ m42 WRITE setM42)
+    Q_PROPERTY(qreal m43 READ m43 WRITE setM43)
+    Q_PROPERTY(qreal m44 READ m44 WRITE setM44)
+    Q_OBJECT
+public:
+    QDeclarativeMatrix4x4ValueType(QObject *parent = 0);
+
+    virtual void read(QObject *, int);
+    virtual void write(QObject *, int, QDeclarativePropertyPrivate::WriteFlags);
+    virtual QVariant value();
+    virtual void setValue(QVariant value);
+
+    qreal m11() const { return matrix(0, 0); }
+    qreal m12() const { return matrix(0, 1); }
+    qreal m13() const { return matrix(0, 2); }
+    qreal m14() const { return matrix(0, 3); }
+    qreal m21() const { return matrix(1, 0); }
+    qreal m22() const { return matrix(1, 1); }
+    qreal m23() const { return matrix(1, 2); }
+    qreal m24() const { return matrix(1, 3); }
+    qreal m31() const { return matrix(2, 0); }
+    qreal m32() const { return matrix(2, 1); }
+    qreal m33() const { return matrix(2, 2); }
+    qreal m34() const { return matrix(2, 3); }
+    qreal m41() const { return matrix(3, 0); }
+    qreal m42() const { return matrix(3, 1); }
+    qreal m43() const { return matrix(3, 2); }
+    qreal m44() const { return matrix(3, 3); }
+
+    void setM11(qreal value) { matrix(0, 0) = value; }
+    void setM12(qreal value) { matrix(0, 1) = value; }
+    void setM13(qreal value) { matrix(0, 2) = value; }
+    void setM14(qreal value) { matrix(0, 3) = value; }
+    void setM21(qreal value) { matrix(1, 0) = value; }
+    void setM22(qreal value) { matrix(1, 1) = value; }
+    void setM23(qreal value) { matrix(1, 2) = value; }
+    void setM24(qreal value) { matrix(1, 3) = value; }
+    void setM31(qreal value) { matrix(2, 0) = value; }
+    void setM32(qreal value) { matrix(2, 1) = value; }
+    void setM33(qreal value) { matrix(2, 2) = value; }
+    void setM34(qreal value) { matrix(2, 3) = value; }
+    void setM41(qreal value) { matrix(3, 0) = value; }
+    void setM42(qreal value) { matrix(3, 1) = value; }
+    void setM43(qreal value) { matrix(3, 2) = value; }
+    void setM44(qreal value) { matrix(3, 3) = value; }
+
+private:
+    QMatrix4x4 matrix;
+};
+
 class Q_AUTOTEST_EXPORT QDeclarativeEasingValueType : public QDeclarativeValueType
 {
     Q_OBJECT
diff --git a/src/declarative/qml/qdeclarativevme.cpp b/src/declarative/qml/qdeclarativevme.cpp
index 57bf726..3e63e24 100644
--- a/src/declarative/qml/qdeclarativevme.cpp
+++ b/src/declarative/qml/qdeclarativevme.cpp
@@ -898,6 +898,7 @@ QObject *QDeclarativeVME::run(QDeclarativeVMEStack<QObject *> &stack,
 
         QDeclarativeEnginePrivate::clear(bindValues);
         QDeclarativeEnginePrivate::clear(parserStatus);
+        ep->finalizedParserStatus.clear();
         return 0;
     }
 
diff --git a/src/declarative/qml/qdeclarativevmemetaobject.cpp b/src/declarative/qml/qdeclarativevmemetaobject.cpp
index 45f04a0..13e9c26 100644
--- a/src/declarative/qml/qdeclarativevmemetaobject.cpp
+++ b/src/declarative/qml/qdeclarativevmemetaobject.cpp
@@ -106,8 +106,7 @@ QDeclarativeVMEVariant::~QDeclarativeVMEVariant()
 void QDeclarativeVMEVariant::cleanup()
 {
     if (type == QVariant::Invalid) {
-    } else if (type == QMetaType::QObjectStar ||
-               type == QMetaType::Int ||
+    } else if (type == QMetaType::Int ||
                type == QMetaType::Bool ||
                type == QMetaType::Double) {
         type = QVariant::Invalid;
diff --git a/src/declarative/qml/qdeclarativeworkerscript.cpp b/src/declarative/qml/qdeclarativeworkerscript.cpp
index 138d979..c55998f 100644
--- a/src/declarative/qml/qdeclarativeworkerscript.cpp
+++ b/src/declarative/qml/qdeclarativeworkerscript.cpp
@@ -538,7 +538,7 @@ void QDeclarativeWorkerScriptEngine::run()
     by the \tt onMessage() handler of \tt myWorker.
 */
 QDeclarativeWorkerScript::QDeclarativeWorkerScript(QObject *parent)
-: QObject(parent), m_engine(0), m_scriptId(-1)
+: QObject(parent), m_engine(0), m_scriptId(-1), m_componentComplete(true)
 {
 }
 
@@ -565,7 +565,7 @@ void QDeclarativeWorkerScript::setSource(const QUrl &source)
 
     m_source = source;
 
-    if (m_engine)
+    if (engine())
         m_engine->executeUrl(m_scriptId, m_source);
 
     emit sourceChanged();
@@ -580,7 +580,7 @@ void QDeclarativeWorkerScript::setSource(const QUrl &source)
 */
 void QDeclarativeWorkerScript::sendMessage(const QScriptValue &message)
 {
-    if (!m_engine) {
+    if (!engine()) {
         qWarning("QDeclarativeWorkerScript: Attempt to send message before WorkerScript establishment");
         return;
     }
@@ -588,13 +588,19 @@ void QDeclarativeWorkerScript::sendMessage(const QScriptValue &message)
     m_engine->sendMessage(m_scriptId, QDeclarativeWorkerScriptEnginePrivate::scriptValueToVariant(message));
 }
 
-void QDeclarativeWorkerScript::componentComplete()
+void QDeclarativeWorkerScript::classBegin()
 {
-    if (!m_engine) {
+    m_componentComplete = false;
+}
+
+QDeclarativeWorkerScriptEngine *QDeclarativeWorkerScript::engine()
+{
+    if (m_engine) return m_engine;
+    if (m_componentComplete) {
         QDeclarativeEngine *engine = qmlEngine(this);
         if (!engine) {
-            qWarning("QDeclarativeWorkerScript: componentComplete() called without qmlEngine() set");
-            return;
+            qWarning("QDeclarativeWorkerScript: engine() called without qmlEngine() set");
+            return 0;
         }
 
         m_engine = QDeclarativeEnginePrivate::get(engine)->getWorkerScriptEngine();
@@ -602,7 +608,16 @@ void QDeclarativeWorkerScript::componentComplete()
 
         if (m_source.isValid())
             m_engine->executeUrl(m_scriptId, m_source);
+
+        return m_engine;
     }
+    return 0;
+}
+
+void QDeclarativeWorkerScript::componentComplete()
+{
+    m_componentComplete = true;
+    engine(); // Get it started now.
 }
 
 /*!
diff --git a/src/declarative/qml/qdeclarativeworkerscript_p.h b/src/declarative/qml/qdeclarativeworkerscript_p.h
index 4019d13..dc73811 100644
--- a/src/declarative/qml/qdeclarativeworkerscript_p.h
+++ b/src/declarative/qml/qdeclarativeworkerscript_p.h
@@ -108,13 +108,16 @@ signals:
     void message(const QScriptValue &messageObject);
 
 protected:
+    virtual void classBegin();
     virtual void componentComplete();
     virtual bool event(QEvent *);
 
 private:
+    QDeclarativeWorkerScriptEngine *engine();
     QDeclarativeWorkerScriptEngine *m_engine;
     int m_scriptId;
     QUrl m_source;
+    bool m_componentComplete;
 };
 
 QT_END_NAMESPACE
diff --git a/src/declarative/qml/qdeclarativexmlhttprequest.cpp b/src/declarative/qml/qdeclarativexmlhttprequest.cpp
index e034165..80510f8 100644
--- a/src/declarative/qml/qdeclarativexmlhttprequest.cpp
+++ b/src/declarative/qml/qdeclarativexmlhttprequest.cpp
@@ -46,6 +46,7 @@
 #include "private/qdeclarativerefcount_p.h"
 #include "private/qdeclarativeengine_p.h"
 #include "private/qdeclarativeexpression_p.h"
+#include "qdeclarativeglobal_p.h"
 
 #include <QtCore/qobject.h>
 #include <QtScript/qscriptvalue.h>
@@ -94,6 +95,8 @@
 
 QT_BEGIN_NAMESPACE
 
+DEFINE_BOOL_CONFIG_OPTION(xhrDump, QML_XHR_DUMP);
+
 class DocumentImpl;
 class NodeImpl 
 {
@@ -1131,6 +1134,14 @@ void QDeclarativeXMLHttpRequest::requestFromUrl(const QUrl &url)
         }
     }
 
+    if (xhrDump()) {
+        qWarning().nospace() << "XMLHttpRequest: " << qPrintable(m_method) << " " << qPrintable(url.toString());
+        if (!m_data.isEmpty()) {
+            qWarning().nospace() << "                " 
+                                 << qPrintable(QString::fromUtf8(m_data));
+        }
+    }
+
     if (m_method == QLatin1String("GET"))
         m_network = networkAccessManager()->get(request);
     else if (m_method == QLatin1String("HEAD"))
@@ -1264,6 +1275,16 @@ void QDeclarativeXMLHttpRequest::finished()
         if (cbv.isError()) printError(cbv);
     }
     m_responseEntityBody.append(m_network->readAll());
+
+    if (xhrDump()) {
+        qWarning().nospace() << "XMLHttpRequest: RESPONSE " << qPrintable(m_url.toString());
+        if (!m_responseEntityBody.isEmpty()) {
+            qWarning().nospace() << "                " 
+                                 << qPrintable(QString::fromUtf8(m_responseEntityBody));
+        }
+    }
+
+
     m_data.clear();
     destroyNetwork();
     if (m_state < Loading) {
diff --git a/src/declarative/qml/qml.pri b/src/declarative/qml/qml.pri
index 3848593..dab9767 100644
--- a/src/declarative/qml/qml.pri
+++ b/src/declarative/qml/qml.pri
@@ -54,6 +54,7 @@ SOURCES += \
     $$PWD/qdeclarativenetworkaccessmanagerfactory.cpp \
     $$PWD/qdeclarativedirparser.cpp \
     $$PWD/qdeclarativeextensionplugin.cpp \
+    $$PWD/qdeclarativeimport.cpp \
     $$PWD/qdeclarativelist.cpp 
 
 HEADERS += \
@@ -128,6 +129,7 @@ HEADERS += \
     $$PWD/qdeclarativenetworkaccessmanagerfactory.h \
     $$PWD/qdeclarativedirparser_p.h \
     $$PWD/qdeclarativeextensioninterface.h \
+    $$PWD/qdeclarativeimport_p.h \
     $$PWD/qdeclarativeextensionplugin.h
 
 QT += sql