diff --git a/src/plugins/qmldesigner/components/formeditor/resizecontroller.cpp b/src/plugins/qmldesigner/components/formeditor/resizecontroller.cpp
index 34b0018ef40..36b526f8579 100644
--- a/src/plugins/qmldesigner/components/formeditor/resizecontroller.cpp
+++ b/src/plugins/qmldesigner/components/formeditor/resizecontroller.cpp
@@ -152,6 +152,21 @@ ResizeController::ResizeController(LayerItem *layerItem, FormEditorItem *formEdi
     updatePosition();
 }
 
+ResizeController::ResizeController(const ResizeController &other)
+    : m_data(other.m_data)
+{
+
+}
+
+ResizeController::~ResizeController()
+{
+}
+
+ResizeController &ResizeController::operator =(const ResizeController &other)
+{
+    m_data = other.m_data;
+}
+
 
 bool ResizeController::isValid() const
 {
diff --git a/src/plugins/qmldesigner/components/formeditor/resizecontroller.h b/src/plugins/qmldesigner/components/formeditor/resizecontroller.h
index d81ea62bd94..d0d53bef5f3 100644
--- a/src/plugins/qmldesigner/components/formeditor/resizecontroller.h
+++ b/src/plugins/qmldesigner/components/formeditor/resizecontroller.h
@@ -49,6 +49,10 @@ public:
 
     ResizeController();
     ResizeController(LayerItem *layerItem, FormEditorItem *formEditorItem);
+    ResizeController(const ResizeController &resizeController);
+    ~ResizeController();
+
+    ResizeController& operator=(const ResizeController &other);
 
     void show();
     void hide();