dos_popupmenu

(dos_popupmenu  menuitems  [itemmodes])

Shows a popup menu at actual cursor (mouse) position on screen. The user can dismiss the menu by ESCAPE key or clicking anywhere outside the menu.

menuitems : list of strings, specifying the menu item labels; an empty string "" creates a separator item

itemmodes : optional argument; list of integers specifying the item state for each menu item
0 enabled
1 disabled
2 checked, enabled
3 checked, disabled

each menu item defaults to state 0 (enabled, not checked)

Return : the index of selected item, or NIL on error or escaped menu;
Note : separator items do not count for the item indices !

Examples :

(setq items '("Select" "" "First Entity" "Second Entity"))

(setq modes '(0 0 3 0))