REPORT-37258 fix: 直接调用populate 清空了面板

src/component/treevaluechooser/combo.listtreevaluechooser.js

@@ -93,7 +93,9 @@ BI.ListTreeValueChooserInsertCombo = BI.inherit(BI.AbstractListTreeValueChooser,
     },
 
     populate: function (items) {
-        this._initData(items);
+        if (BI.isNotNull(items)) {
+            this._initData(items);
+        }
         this.combo.populate();
     }
 });

src/component/treevaluechooser/combo.treevaluechooser.insert.js

@@ -92,7 +92,9 @@ BI.TreeValueChooserInsertCombo = BI.inherit(BI.AbstractTreeValueChooser, {
     },
 
     populate: function (items) {
-        this._initData(items);
+        if (BI.isNotNull(items)) {
+            this._initData(items);
+        }
         this.combo.populate();
     }
 });

src/component/treevaluechooser/combo.treevaluechooser.js

@@ -96,7 +96,9 @@ BI.TreeValueChooserCombo = BI.inherit(BI.AbstractTreeValueChooser, {
     },
 
     populate: function (items) {
-        this._initData(items);
+        if (BI.isNotNull(items)) {
+            this._initData(items);
+        }
         this.combo.populate();
     }
 });

src/component/treevaluechooser/pane.treevaluechooser.js

@@ -50,7 +50,9 @@ BI.TreeValueChooserPane = BI.inherit(BI.AbstractTreeValueChooser, {
     },
 
     populate: function (items) {
-        this._initData(items);
+        if (BI.isNotNull(items)) {
+            this._initData(items);
+        }
         this.pane.populate();
     }
 });