IUP_OPEN_CB

IUP - Portable User Interface

OPEN_CB

Called just before a submenu is opened.

Callback

int function(Ihandle *self); [in C]
elem:open() -> (ret: number) [in IupLua3]
elem:open_cb() -> (ret: number) [in IupLua5]

Comments

Does not work for popup menus.

Affects

IupMenu, IupSubMenu