diff --git a/src/pages/modules/systemmanage/role.vue b/src/pages/modules/systemmanage/role.vue
index 0a04cb1..e82f070 100644
--- a/src/pages/modules/systemmanage/role.vue
+++ b/src/pages/modules/systemmanage/role.vue
@@ -35,7 +35,7 @@
       <div class="tree_wrapper">
         <div class="tree_header">
           <span>角色名称</span>
-          <button class="button button--primary grid_button button1" :class="{'button--info': pkId === ''}" :disabled="disabled" @click="toSave">保存</button>
+          <button class="button button--primary grid_button button1" :class="{'button--info': pkId === '' || $refs.tree.getCheckedKeys().length === 0}" :disabled="disabled" @click="toSave">保存</button>
         </div>
         <div class="tree_body_container">
           <el-tree
@@ -43,6 +43,7 @@
             show-checkbox
             default-expand-all
             node-key="menuId"
+            :default-checked-keys=checkedKeys
             ref="tree"
             highlight-current
             :props="defaultProps">
@@ -101,6 +102,7 @@ export default {
         children: 'children',
         label: 'title'
       },
+      checkedKeys: [],
       pkObj: {},
       pkId: '',
       unclick: false,
@@ -245,6 +247,12 @@ export default {
         let res = await sysRoleMenu(this.pkId, arr)
         if (res.code === '1') {
           this.toast(res.desc)
+          this.pkId = ''
+          this.checkedKeys = []
+          this.tree.map(e => {
+            this.$refs.tree.setChecked(e, false, true)
+          })
+          this._sysRoleQuery()
         } else {
           this.toast(res.desc)
         }
@@ -258,6 +266,9 @@ export default {
         return
       }
       let arr = this.$refs.tree.getCheckedKeys()
+      if (arr.length === 0) {
+        return
+      }
       let arr1 = []
       arr.map(el => {
         arr1.push({menuId: el})
@@ -266,6 +277,18 @@ export default {
     },
     toCheck (e) {
       this.pkId = this.pkId === e.roleId ? '' : e.roleId
+      this.checkedKeys = this.pkId === e.roleId ? e.menus : []
+      this.tree.map(e => {
+        this.$refs.tree.setChecked(e, false, true)
+      })
+      if (this.pkId === e.roleId) {
+        this.checkedKeys = e.menus
+        console.log(99)
+      } else {
+        this.checkedKeys = []
+        console.log(100)
+      }
+      console.log(this.checkedKeys)
     }
   }
 }