fix #issues9

src/views/system/role.vue

@@ -41,7 +41,6 @@
                show-checkbox
                node-key="id"
                ref="tree"
-               :default-expanded-keys="defaultObj"
                :default-checked-keys="defaultObj"
                :props="props">
       </el-tree>
@@ -97,21 +96,25 @@
             label: "角色名称",
             prop: "roleName",
             search: true,
-              rules: [{
+            rules: [
+              {
                 required: true,
                 message: "请输入角色名称",
                 trigger: "blur"
-              }]
+              }
+            ]
           },
           {
             label: "角色别名",
             prop: "roleAlias",
             search: true,
-              rules: [{
+            rules: [
+              {
                 required: true,
                 message: "请输入角色别名",
                 trigger: "blur"
-              }]
+              }
+            ]
           },
           {
             label: "上级角色",
@@ -122,21 +125,25 @@
             props: {
               label: "title"
             },
-              rules: [{
+            rules: [
+              {
                 required: false,
                 message: "请选择上级角色",
                 trigger: "blur"
-              }]
+              }
+            ]
           },
           {
             label: "角色排序",
             prop: "sort",
             type: "number",
-              rules: [{
+            rules: [
+              {
                 required: true,
                 message: "请输入角色排序",
                 trigger: "blur"
-              }]
+              }
+            ]
           }
         ]
       },
@@ -225,6 +232,7 @@
         this.$message.warning("请选择至少一条数据");
         return;
       }
+      this.defaultObj = [];
       grantTree()
         .then(res => {
           this.list = res.data.data;