code: function(type, args, obj) {
          var val = args[0];
          if (Lang.isString(val)) {
              val = this._parseDate(val);
              this.cfg.setProperty(DEF_CFG.MINDATE.key, DateMath.getDate(val[0],(val[1]-1),val[2]));
          }
      }
docs: The default handler for the "mindate" property
  @method configMinDate