Added support for auto hiding a dock area / widget to a specific border via context menu

demo/MainWindow.cpp

@@ -655,6 +655,7 @@ CMainWindow::CMainWindow(QWidget *parent) :
 	// uncomment the following line to enable focus highlighting of the dock
 	// widget that has the focus
     CDockManager::setConfigFlag(CDockManager::FocusHighlighting, true);
+    CDockManager::setConfigFlag(CDockManager::AlwaysShowTabs, true);
 
 	// uncomment if you would like to enable dock widget auto hiding
     CDockManager::setAutoHideConfigFlags(CDockManager::DefaultAutoHideConfig);