1 files changed, 15 insertions, 0 deletions
diff --git a/src/qml/qml/qqmlprivate.h b/src/qml/qml/qqmlprivate.h
index 9504fc37dc..9d260f5e94 100644
--- a/src/qml/qml/qqmlprivate.h
+++ b/src/qml/qml/qqmlprivate.h
@@ -406,6 +406,9 @@ namespace QQmlPrivate
         int listId;
 
         const char *iid;
+
+        const char *uri;
+        int versionMajor;
     };
 
     struct RegisterAutoParent {
@@ -579,6 +582,18 @@ namespace QQmlPrivate
         static constexpr bool Value = bool(T::QmlIsSingleton::yes);
     };
 
+    template<class T, class = QmlVoidT<>>
+    struct QmlInterface
+    {
+        static constexpr bool Value = false;
+    };
+
+    template<class T>
+    struct QmlInterface<T, QmlVoidT<typename T::QmlIsInterface>>
+    {
+        static constexpr bool Value = bool(T::QmlIsInterface::yes);
+    };
+
     template<typename T>
     void qmlRegisterSingletonAndRevisions(const char *uri, int versionMajor,
                                           const QMetaObject *classInfoMetaObject)