1 files changed, 12 insertions, 0 deletions
diff --git a/src/designer/src/lib/shared/qdesigner_dockwidget.cpp b/src/designer/src/lib/shared/qdesigner_dockwidget.cpp
index 278f9b829..d29fcaba2 100644
--- a/src/designer/src/lib/shared/qdesigner_dockwidget.cpp
+++ b/src/designer/src/lib/shared/qdesigner_dockwidget.cpp
@@ -35,11 +35,23 @@
 #include <QtDesigner/qextensionmanager.h>
 #include <QtDesigner/abstractformwindowcursor.h>
 
+#include <qdesigner_propertysheet_p.h>
+
 #include <QtWidgets/qmainwindow.h>
 #include <QtWidgets/qlayout.h>
 
 QT_BEGIN_NAMESPACE
 
+bool QDockWidgetPropertySheet::isEnabled(int index) const
+{
+    const QString &name = propertyName(index);
+    if (name == QLatin1String("dockWidgetArea"))
+        return static_cast<const QDesignerDockWidget *>(object())->docked();
+    if (name == QLatin1String("docked"))
+        return static_cast<const QDesignerDockWidget *>(object())->inMainWindow();
+    return QDesignerPropertySheet::isEnabled(index);
+}
+
 QDesignerDockWidget::QDesignerDockWidget(QWidget *parent)
     : QDockWidget(parent)
 {