void function ( String arg0 ) { checkNull ( arg0 ) ; this . undo = arg0 ; }
sets the string for `` undo '' concode_field_sep int minimalTextWidth concode_elem_sep String ok concode_elem_sep String undo concode_elem_sep String no concode_elem_sep int minimalTextHeight concode_elem_sep String _default concode_elem_sep String yes concode_field_sep String getStringDefault concode_elem_sep void setStringNo concode_elem_sep String getStringYes concode_elem_sep int getMinimalTextWidth concode_elem_sep void setStringYes concode_elem_sep void setMinimalTextHeight concode_elem_sep void checkNull concode_elem_sep String getStringOK concode_elem_sep String getStringUndo concode_elem_sep int getMinimalTextHeight concode_elem_sep void setStringDefault concode_elem_sep void setMinimalTextWidth concode_elem_sep void checkPositive concode_elem_sep String getStringNo concode_elem_sep void setStringOK