Added DockWidgetBase::setMDIZ(int z)

Sets the Z order of the dockwidget within the MDI layout

src/DockWidgetBase.cpp

@@ -809,6 +809,20 @@ void DockWidgetBase::setMDISize(QSize size)
     }
 }
 
+void DockWidgetBase::setMDIZ(int z)
+{
+#ifdef KDDOCKWIDGETS_QTQUICK
+    if (Frame *frame = d->frame()) {
+        if (!frame->isMDI())
+            return;
+        frame->setZ(z);
+    }
+#else
+    Q_UNUSED(z);
+    qWarning() << Q_FUNC_INFO << "Not implemented for QtQuick";
+#endif
+}
+
 LayoutSaver::DockWidget::Ptr DockWidgetBase::Private::serialize() const
 {
     auto ptr = LayoutSaver::DockWidget::dockWidgetForName(q->uniqueName());

src/DockWidgetBase.h

@@ -423,6 +423,9 @@ public:
     void setMDIPosition(QPoint pos);
     /// @brief like setMDIPosition(), but for the size.
     void setMDISize(QSize size);
+    /// @brief like setMDIPosition(), but for the Z
+    /// only implemented for QtQuick
+    void setMDIZ(int z);
 
 Q_SIGNALS:
 #ifdef KDDOCKWIDGETS_QTWIDGETS