添加默认展开

src/views/authorityManagement/components/authorityHome.vue

@@ -189,11 +189,15 @@ export default {
       expandedKeys: [-1]
     }
   },
-  created: function () {
-    let keyWords = ""
+  created () {
+    let keyWords = "";
+    const treeEx = sessionStorage.getItem('authTreeDatas');
     if (this.$route.query.keyWords) {
       keyWords = this.$route.query.keyWords;
     }
+    if (treeEx) {
+      this.expandedKeys = JSON.parse(treeEx);
+    }
     this.getAuthTree(keyWords);
   },
   watch: {
@@ -205,7 +209,7 @@ export default {
       deep: true
     },
     currentKey: {
-      handler(val) {
+      handler (val) {
         this.$nextTick(() => {
           this.$refs.tree.setCurrentKey(val)
         })
@@ -235,17 +239,19 @@ export default {
       }
     },
     // 节点展开
-    handleExpand(obj) {
+    handleExpand (obj) {
       this.expandedKeys.push(obj.AuthId)
+      sessionStorage.setItem('authTreeDatas', JSON.stringify(this.expandedKeys))
     },
     // 节点收起
-    handleCollapse(obj) {
+    handleCollapse (obj) {
       const { AuthId, children } = obj
       children.length && this.collapseChilren(children)
       this.expandedKeys = this.expandedKeys.filter(key => key !== AuthId)
+      sessionStorage.setItem('authTreeDatas', JSON.stringify(this.expandedKeys))
     },
     // 收起子节点
-    collapseChilren(children) {
+    collapseChilren (children) {
       children.forEach(child => {
         const { AuthId, children } = child
         children.length && this.collapseChilren(children)
@@ -325,7 +331,7 @@ export default {
       return arr
     },
     // 更改下级状态
-    setChildrenStatus(id, flag) {
+    setChildrenStatus (id, flag) {
       this.dataArr.forEach(data => {
         if (data.UpAuthId === id) {
           data.Status = flag ? 1 : 0