Pull request #1755: BI-81218 年月区间与日期区间同步

Merge in VISUAL/fineui from ~WINDY/fui:master to master

* commit '2e9d196d3b041426d3def695dae4934b8e7d8c5f':
  BI-81218 年月区间与日期区间同步

src/widget/yearmonthinterval/yearmonthinterval.js

@@ -92,11 +92,6 @@ BI.YearMonthInterval = BI.inherit(BI.Single, {
             self._checkValid();
         });
 
-        combo.on(BI.DynamicYearMonthCombo.EVENT_BEFORE_POPUPVIEW, function () {
-            self.left.hideView();
-            self.right.hideView();
-        });
-
         combo.on(BI.DynamicYearMonthCombo.EVENT_CONFIRM, function () {
             BI.Bubbles.hide("error");
             var smallDate = self.left.getKey(), bigDate = self.right.getKey();