1 files changed, 36 insertions, 0 deletions
diff --git a/scriptwrappers.h b/scriptwrappers.h
index 48d5882..ae4c104 100644
--- a/scriptwrappers.h
+++ b/scriptwrappers.h
@@ -8,6 +8,42 @@ namespace Internal {
 
 void registerWrappers(QScriptEngine* engine );
 
+
+// Convert a class derived from QObject to Scriptvalue via engine->newQObject() to make
+// the signals, slots and properties visible.
+// To be registered as a magic creation function with qScriptRegisterMetaType().
+// (see registerQObject()
+
+template <class SomeQObject>
+static QScriptValue qObjectToScriptValue(QScriptEngine *engine, SomeQObject * const &qo)
+{
+    return engine->newQObject(qo, QScriptEngine::QtOwnership, QScriptEngine::ExcludeChildObjects);
+}
+
+// Convert  Scriptvalue back to a class derived from  QObject via QScriptValue::toQObject()
+// To be registered as a magic conversion function with  qScriptRegisterMetaType().
+// (see registerQObject)
+
+template <class SomeQObject>
+static void scriptValueToQObject(const QScriptValue &sv, SomeQObject * &p)
+{
+    QObject *qObject =  sv.toQObject();
+    p = qobject_cast<SomeQObject*>(qObject);
+    Q_ASSERT(p);
+}
+
+// Register a QObject-derived class which has Q_DECLARE_METATYPE(Ptr*)
+// with the engine using qObjectToScriptValue/scriptValueToQObject as
+// conversion functions to make it possible to use for example
+// Q_PROPERTY(QMainWindow*).
+
+template <class SomeQObject>
+static void registerQObject(QScriptEngine *engine)
+{
+    qScriptRegisterMetaType<SomeQObject*>(engine,
+                                          qObjectToScriptValue<SomeQObject>,
+                                          scriptValueToQObject<SomeQObject>);
+}
 } // namespace Internal
 } // namespace Scripting