Merge pull request #68 from nairaner/bugfix/floating-window-add-dock

Update floating widget titlebar visibility after adding new tab

src/DockContainerWidget.cpp

@@ -917,6 +917,7 @@ CDockAreaWidget* DockContainerWidgetPrivate::dockWidgetIntoDockArea(DockWidgetAr
 	if (CenterDockWidgetArea == area)
 	{
 		TargetDockArea->addDockWidget(Dockwidget);
+		TargetDockArea->updateTitleBarVisibility();
 		return TargetDockArea;
 	}