4 files changed, 43 insertions, 7 deletions

diff --git a/src/declarative/qml/qml.h b/src/declarative/qml/qml.h
index c437ef1..818b4e7 100644
--- a/src/declarative/qml/qml.h
+++ b/src/declarative/qml/qml.h
@@ -72,6 +72,20 @@ QT_MODULE(Declarative)
 #define QML_DECLARE_INTERFACE_HASMETATYPE(INTERFACE) \
     QML_DECLARE_TYPE_HASMETATYPE(INTERFACE)
 
+enum { /* TYPEINFO flags */
+    QML_HAS_ATTACHED_PROPERTIES = 0x01,
+};
+
+#define QML_DECLARE_TYPEINFO(TYPE, FLAGS) \
+template <> \
+class QmlTypeInfo<TYPE > \
+{ \
+public: \
+    enum { \
+        hasAttachedProperties = (((FLAGS) & QML_HAS_ATTACHED_PROPERTIES) == QML_HAS_ATTACHED_PROPERTIES) \
+    }; \
+};
+
 QT_BEGIN_NAMESPACE
 
 #if defined(Q_OS_SYMBIAN)
diff --git a/src/declarative/qml/qmlcomponent.h b/src/declarative/qml/qmlcomponent.h
index dcf9347..7470f31 100644
--- a/src/declarative/qml/qmlcomponent.h
+++ b/src/declarative/qml/qmlcomponent.h
@@ -116,6 +116,7 @@ QT_END_NAMESPACE
 
 Q_DECLARE_METATYPE(QmlComponent::Status)
 QML_DECLARE_TYPE(QmlComponent)
+QML_DECLARE_TYPEINFO(QmlComponent, QML_HAS_ATTACHED_PROPERTIES)
 
 QT_END_HEADER
 
diff --git a/src/declarative/qml/qmlexpression.cpp b/src/declarative/qml/qmlexpression.cpp
index 76ca2c1..d73d51a 100644
--- a/src/declarative/qml/qmlexpression.cpp
+++ b/src/declarative/qml/qmlexpression.cpp
@@ -109,15 +109,21 @@ void QmlExpressionPrivate::init(QmlContext *ctxt, void *expr, QmlRefCount *rc,
         QmlEngine *engine = ctxt->engine();
         QmlEnginePrivate *ep = QmlEnginePrivate::get(engine);
         QScriptEngine *scriptEngine = QmlEnginePrivate::getScriptEngine(engine);
+#ifndef Q_OS_SYMBIAN //XXX Why doesn't this work?
         if (!dd->programs.at(progIdx)) {
-            dd->programs[progIdx] = 
+            dd->programs[progIdx] =
                 new QScriptProgram(scriptEngine->compile(data->expression, data->fileName, data->line));
         }
+#endif
 
         QScriptContext *scriptContext = scriptEngine->pushCleanContext();
         scriptContext->pushScope(ep->contextClass->newContext(ctxt, me));
 
+#ifndef Q_OS_SYMBIAN
         data->expressionFunction = scriptEngine->evaluate(*dd->programs[progIdx]);
+#else
+        data->expressionFunction = scriptEngine->evaluate(data->expression);
+#endif
 
         data->expressionFunctionValid = true;
         scriptEngine->popContext();
diff --git a/src/declarative/qml/qmlprivate.h b/src/declarative/qml/qmlprivate.h
index e821759..3e1a7e0 100644
--- a/src/declarative/qml/qmlprivate.h
+++ b/src/declarative/qml/qmlprivate.h
@@ -56,6 +56,19 @@ QT_MODULE(Declarative)
 
 typedef QObject *(*QmlAttachedPropertiesFunc)(QObject *);
 
+//template<typename T>
+//struct qml_hasAttached { static bool const value = false; };
+
+template <typename TYPE>
+class QmlTypeInfo
+{
+public:
+    enum {
+        hasAttachedProperties = 0
+    };
+};
+
+
 namespace QmlPrivate
 {
     class ListInterface
@@ -101,11 +114,7 @@ namespace QmlPrivate
     template<class From, class To>
     struct StaticCastSelectorClass<From, To, sizeof(int)>
     {
-#ifndef Q_OS_SYMBIAN
         static inline int cast() { return (int)((intptr_t)static_cast<To *>((From *)0x10000000)) - 0x10000000; }
-#else
-        static inline int cast() { return (int)(static_cast<To *>((From *)0x10000000)) - 0x10000000; }
-#endif
     };
 
     template<class From, class To>
@@ -135,6 +144,12 @@ namespace QmlPrivate
             static bool const value = false;
         }
     };
+#elif defined(Q_OS_SYMBIAN)
+    template <typename T>
+    struct has_attachedPropertiesMember
+    {
+        static bool const value = QmlTypeInfo<T>::hasAttachedProperties;
+    };
 #else
     template <typename T>  
     class has_attachedPropertiesMember
@@ -147,8 +162,8 @@ namespace QmlPrivate
         template <typename S> 
         static yes_type test(Selector<sizeof(&S::qmlAttachedProperties)>*); 
 
-        template <typename S> 
-        static no_type test(...); 
+        template <typename S>
+        static no_type test(...);
 
     public: 
         static bool const value = sizeof(test<T>(0)) == sizeof(yes_type);