Displays a dialog in the current position, or changes a control VISIBLE attribute.
int IupShow(Ihandle *ih); [in C] iup.Show(ih: ihandle) -> (ret: number) [in Lua] or ih:show() -> (ret: number) [in IupLua]
ih: identifier of the interface element.
Returns: IUP_NOERROR if successful. If there was an error returns IUP_ERROR.
For dialogs it is equivalent to call IupShowXY using IUP_CURRENT. See IupShowXY for more details.
For other controls, to call IupShow is the same as setting VISIBLE=YES.
IupShowXY, IupHide, IupPopup, IupMap