The recent discussion of knowing when a Combo is dropped reminded me of the question of getting an Event before the Menus open so they can be modified based on the current state.
There are Windows Messages for this so SV could setup Modal Events like a LIST Tree has Event:Expanding and Event:Contracting.
WM_ENTERMENULOOP EQUATE(0211h) !1st message,once, wParm=1 if TrackPopupMenu i.e. POPUP() http://msdn.microsoft.com/en-us/library/ms647595(VS.85).aspx ! The WM_ENTERMENULOOP message informs an application's main window procedure that a menu modal loop has been entered. WM_INITMENU EQUATE(0116h) !next,once, passes wParam as hMenu to menubar http://msdn.microsoft.com/en-us/library/ms646344(VS.85).aspx ! The WM_INITMENU message is sent when a menu is about to become active. It occurs when the user clicks an item on the menu bar or presses a menu key. This allows the application to modify the menu before it is displayed. WM_INITMENUPOPUP EQUATE(0117h) !next,each, passed hSubMenu to menu activated http://msdn.microsoft.com/en-us/library/ms646347(VS.85).aspx WM_EXITMENULOOP EQUATE(0212h) !last message,once