测试多层级单选下拉树，增加无效值边框标红

dist/bundle.js

@@ -281,7 +281,7 @@
 
     // 给多层级单选树增加设置错误值时标红状态
     BI.config("bi.multilayer_single_tree_combo", function (config) {
-    var ERROR_CLASS = 'combo-error';
+        var ERROR_CLASS = "combo-error";
 
         /**
      * 判断是否是有效值
@@ -290,7 +290,7 @@
      * @returns {Boolean}
      */
         function isValueValid (options, value) {
-        value = value || options.value || '';
+            value = value || options.value || "";
             if (Array.isArray(value)) {
                 value = value[0];
             }
@@ -308,9 +308,9 @@
     
             if (BI.contains(itemIds, value)) {
                 return true;
-        } else {
-            return false;
             }
+            return false;
+        
         }
   
         /**
@@ -386,7 +386,7 @@
             return BI.Models.getModel("dec.amiba.test.tree.model");
         },
         props: {
-      baseCls: 'fine-test-tree',
+            baseCls: "fine-test-tree"
         },
         watch: {
             items: function (items) {
@@ -416,17 +416,17 @@
 
                     // 测试修改value
                     setTimeout(function () {
-            console.log('setValue');
-            self.treeRef.setValue('不存在的值');
+                        console.log("setValue");
+                        self.treeRef.setValue("");
                     }, 3000);
 
 
                 },
                 items: [
                     {
-            type: 'bi.label',
-            textAlign: 'left',
-            text: '叶子节点单选'
+                        type: "bi.label",
+                        textAlign: "left",
+                        text: "叶子节点单选"
                     },
                     {
                         type: "bi.multilayer_single_tree_combo",
@@ -439,7 +439,7 @@
                         width: 250,
                         value: self.model.value,
                         listeners: [{
-              eventName: 'EVENT_CHANGE',
+                            eventName: "EVENT_CHANGE",
                             action: function () {
                                 self.model.value = self.treeRef.getValue()[0];
                             }

src/modules/tree/main.js

@@ -2,7 +2,7 @@
 
     // 给多层级单选树增加设置错误值时标红状态
     BI.config("bi.multilayer_single_tree_combo", function (config) {
-    var ERROR_CLASS = 'combo-error';
+        var ERROR_CLASS = "combo-error";
 
         /**
      * 判断是否是有效值
@@ -11,10 +11,12 @@
      * @returns {Boolean}
      */
         function isValueValid (options, value) {
-        value = value || options.value || '';
+            value = value || options.value;
             if (Array.isArray(value)) {
                 value = value[0];
             }
+            value = value || null;
+            
             var items = options.items || [];
             var itemIds = [];
     
@@ -29,9 +31,9 @@
     
             if (BI.contains(itemIds, value)) {
                 return true;
-        } else {
-            return false;
             }
+            return false;
+        
         }
   
         /**
@@ -107,7 +109,7 @@
             return BI.Models.getModel("dec.amiba.test.tree.model");
         },
         props: {
-      baseCls: 'fine-test-tree',
+            baseCls: "fine-test-tree"
         },
         watch: {
             items: function (items) {
@@ -137,17 +139,17 @@
 
                     // 测试修改value
                     setTimeout(function () {
-            console.log('setValue');
-            self.treeRef.setValue('不存在的值');
+                        console.log("setValue");
+                        self.treeRef.setValue("");
                     }, 3000);
 
 
                 },
                 items: [
                     {
-            type: 'bi.label',
-            textAlign: 'left',
-            text: '叶子节点单选'
+                        type: "bi.label",
+                        textAlign: "left",
+                        text: "叶子节点单选"
                     },
                     {
                         type: "bi.multilayer_single_tree_combo",
@@ -160,7 +162,7 @@
                         width: 250,
                         value: self.model.value,
                         listeners: [{
-              eventName: 'EVENT_CHANGE',
+                            eventName: "EVENT_CHANGE",
                             action: function () {
                                 self.model.value = self.treeRef.getValue()[0];
                             }