Displays an additional button that opens a pop-up menu on the captions of all docking panes.
static void EnableDockSiteMenu(
    BOOL bEnable = TRUE
);
Parameters
- [in] bEnable
 TRUE to enable the dock site menu; otherwise, FALSE.
Remarks
The dock site menu displays the following options for changing the docking state of the pane:
- Floating - Floats a pane 
- Docking - Docks a pane at the main frame at the location where the pane was last docked 
- AutoHide - Switches the pane to autohide mode 
- Hide - Hides a pane 
By default, this menu is not displayed.
Requirements
Header: afxDockingManager.h