OPEN_CB

IUP - Portable User Interface

OPEN_CB

Called just before a submenu is opened.

Callback

int function(Ihandle *ih); [in C]
elem:open_cb() -> (ret: number) [in Lua]

ih: identifier of the element that activated the event.

Notes

Does not work for popup menus.

Affects

IupMenu, IupSubMenu