chore: 优化一下

3 years ago · 8dfc008c11
1 changed files with 1 additions and 1 deletions
--- a/src/base/1.pane.js
+++ b/src/base/1.pane.js
@ -132,7 +132,7 @@ BI.Pane = BI.inherit(BI.Widget, {
    setTipVisible: function (b) {
        if (b === true) {
            this._assertTip();
-            this._tipText.setVisible(true);
+            this._tipText && this._tipText.setVisible(true);
        } else {
            this._tipText && this._tipText.setVisible(false);
        }