nl_tokens: Sets the read only state of this field .
pl_tokens: function ( readOnly ) { var <mask> = this , inputEl = me . inputEl ; readOnly = ! ! readOnly ; me [ readOnly ? 'addCls' : 'removeCls' ] ( me . readOnlyCls ) ; me . readOnly = readOnly ; if ( inputEl ) { inputEl . dom . readOnly = readOnly ; } else if ( me . rendering ) { me . setReadOnlyOnBoxReady = true ; } me . fireEvent ( 'writeablechange' , me , readOnly ) ; }