TrackPopupResMenu
Displays a floating pop-up menu at the specified location and tracks the selection of items on the pop-up menu. A floating pop-up menu can appear anywhere on the screen. call this member for resource menu, which are created from resource.
int TrackPopupResMenu( UINT nFlags, int x, int y, HWND hwnd )
returns the return value of the handler function, if handled else false
Menu::TrackPopupMenu
Control.h