Pull request #3544: 无JIRA fix: TextValueCombo 报错

Merge in VISUAL/fineui from ~TREECAT/fineui:es6 to es6

* commit '63aaefd331390c720c4b8ee2fb5d947917589797':
  无JIRA fix: TextValueCombo 报错

packages/fineui/src/case/combo/textvaluecombo/combo.textvalue.js

@@ -156,7 +156,7 @@ export class TextValueCombo extends Widget {
                     eventName: Combo.EVENT_BEFORE_POPUPVIEW,
                     action: () => {
                         changeTag = false;
-                        this.fireEvent(BI.TextValueCombo.EVENT_BEFORE_POPUPVIEW);
+                        this.fireEvent(TextValueCombo.EVENT_BEFORE_POPUPVIEW);
                     },
                 }, {
                     eventName: Combo.EVENT_AFTER_HIDEVIEW,