IupRadio
Creates the radio element for grouping mutual exclusive toggles. Only one of its descendet toggles will be active at a time. The toggles can be at any composion.
Creation
Ihandle* IupRadio(Ihandle *child); [in C] iup.radio{child: ihandle} -> (elem: ihandle) [in Lua] radio(child) [in LED]
child: Identifier of an interface element. Usually it is a vbox or an hbox containing the toggles associated to the radio. It can be NULL.
This function returns the identifier of the created radio, or NULL (nil in IupLua) if an error occurs.
Attributes
VALUE: name identifier of the active toggle. The name is set by means of IupSetHandle.