qtquick: Fix frame not getting parented to DropArea

src/View.h

@@ -104,7 +104,7 @@ public:
     virtual bool isNull() const;
 
     /// @brief Called by the layouting engine
-    /// Override it in case your widget needs to know where it is in the layout. Usually only needed by Frame.s
+    /// Override it in case your widget needs to know where it is in the layout. Usually only needed by Frame.
     virtual void setLayoutItem(Layouting::Item *) {};
 
     virtual void setParent(View *) = 0;

src/qtquick/views/Frame_qtquick.cpp

@@ -266,3 +266,23 @@ int Frame_qtquick::userType() const
     /// TODOv2
     return 0;
 }
+
+bool Frame_qtquick::event(QEvent *e)
+{
+    // TODOv2: Move to controller. Too much logic to be here, and it's duplicated
+    // with QtWidgets
+    if (freed())
+        return View_qtquick::event(e);
+
+    if (e->type() == QEvent::ParentChange) {
+        auto p = parentView();
+        m_controller->setLayout(p ? p->asLayout() : nullptr);
+    }
+
+    return View_qtquick::event(e);
+}
+
+void Frame_qtquick::setLayoutItem(Layouting::Item *item)
+{
+    m_controller->setLayoutItem(item);
+}

src/qtquick/views/Frame_qtquick.h

@@ -56,6 +56,9 @@ public:
 
     QRect dragRect() const override;
 
+    // TODOv2: Move this to a common base class between qtquick and qtwidgets
+    void setLayoutItem(Layouting::Item *item) override;
+
     // QML interface:
     bool isMDI() const;
     KDDockWidgets::Views::TitleBar_qtquick *titleBar() const;
@@ -63,7 +66,9 @@ public:
     int userType() const;
     QObject *tabWidgetObj() const;
 
+
 protected:
+    bool event(QEvent *) override;
     void removeWidget_impl(Controllers::DockWidget *) override;
     int indexOfDockWidget_impl(const Controllers::DockWidget *) override;
     int currentIndex_impl() const override;