EXAMPLE

/* we have a radio button gadget with three         */
/* entries, the third should enable a string gadget */
/* with additional parameters                       */

DoMethod(radio, MUIM_Notify, MUIA_Radio_Active, 0,
   string, 3, MUIM_Set, MUIA_Disabled, TRUE);

DoMethod(radio, MUIM_Notify, MUIA_Radio_Active, 1,
   string, 3, MUIM_Set, MUIA_Disabled, TRUE);

DoMethod(radio, MUIM_Notify, MUIA_Radio_Active, 2,
   string, 3, MUIM_Set, MUIA_Disabled, FALSE);