292 lines
9.5 KiB
Vue
292 lines
9.5 KiB
Vue
<template>
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<el-drawer
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class="org-tree"
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:title="drawerTitle"
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:visible.sync="modalShowFlag"
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:size="width"
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:append-to-body=true
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:before-close="cancelUserInfo"
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:show-checkbox="showCheckBox"
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>
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<el-tree class="common-tree" :style="style" ref="tree" :data="data" :props="defaultProps"
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:load="loadNode"
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:lazy="lazy"
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:show-checkbox="multiple"
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:node-key="nodeKey"
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:check-strictly="checkStrictly"
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:expand-on-click-node="false"
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:default-checked-keys="defaultCheckedKeys"
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:highlight-current="true"
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@node-click="handleNodeClick"
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@check-change="handleCheckChange"></el-tree>
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<div id="roleFormButton" class="demo-drawer-footer">
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<el-button class="common-button-primary" size="mini" icon="el-icon-check" type="primary" @click="saveUserInfo">确定</el-button>
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<el-button class="common-button-default" size="mini" icon="el-icon-close" @click="cancelUserInfo">取消</el-button>
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</div>
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</el-drawer>
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</template>
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<script>
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export default {
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name: "treeSelectNew",
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props: {
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// 树结构数据
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data: {
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type: Array,
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default () {
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return [];
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}
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},
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url: {
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type: String,
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default () {
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return "";
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}
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},
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urlChild: {
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type: String,
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default () {
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return "";
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}
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},
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params: {
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type: Object,
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default () {
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return {};
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}
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},
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defaultProps: {
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type: Object,
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default () {
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return {};
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}
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},
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// 配置是否可多选
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multiple: {
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type: Boolean,
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default () {
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return false;
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}
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},
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lazy: {
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type: Boolean,
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default () {
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return false;
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}
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},
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nodeKey: {
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type: String,
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default () {
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return 'id';
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}
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},
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// 显示复选框情况下，是否严格遵循父子不互相关联
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checkStrictly: {
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type: Boolean,
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default () {
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return false;
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}
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},
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disabled: {
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type: Boolean,
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default () {
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return false;
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}
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},
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// 默认选中的节点key数组
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checkedKeys: {
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type: Array,
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default () {
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return [];
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}
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},
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width: {
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type: String,
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default () {
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return "";
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}
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},
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drawerTitle:{
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type: String,
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default () {
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return '';
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}
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},
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showCheckBox:{
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type: Boolean,
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default () {
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return true;
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}
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},
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// 配置是否展开
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modalShowFlag: {
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type: Boolean,
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default () {
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return false;
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}
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},
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},
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data () {
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return {
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nodeList: [],
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defaultCheckedKeys: [],
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isShowSelect: false, // 是否显示树状选择器
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options: [],
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selectedData: [], // 选中的节点
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style: 'width:' + this.width + 'px;' + 'height:100%;',
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selectStyle: 'width:100%;',
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checkedIds: [],
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checkedData: [],
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};
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},
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created(){
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},
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mounted () {
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if (this.checkedKeys.length > 0) {
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if (this.multiple) {
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this.defaultCheckedKeys = this.checkedKeys;
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this.getChildByIDSList(this.defaultCheckedKeys);
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// this.selectedData = this.checkedKeys.map((item) => {
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// var node = this.$refs.tree.getNode(item);
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// return node.label;
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// });
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} else {
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const item = this.checkedKeys[0];
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this.getChildByIDSList(item);
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// this.$refs.tree.setCurrentKey(item);
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// var node = this.$refs.tree.getNode(item);
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// this.selectedData = node.label;
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}
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}
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},
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methods: {
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loadNode(node, resolve) {
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const that = this;
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if (node.level === 0) {
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that.loadTreeData(resolve);
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}
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if (node.level >= 1) {
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setTimeout(() => {
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this.getChildByList(node.data.id, resolve);
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}, 500);
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return resolve([]); // 加上这个，防止在该节点没有子节点时一直转圈的问题发生。
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}
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},
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getChildByIDSList( _parentID) { // 获取子节点请求
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let params = {ids : _parentID};
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this.$http.get(this.urlChild, params, {
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_this: this
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}, res => {
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if(res.data){
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this.$emit('popoverHide', this.checkedIds, res.data,false);
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}
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})
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},
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getChildByList( _parentID,resolve) { // 获取子节点请求
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let params = {ids : _parentID};
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this.$http.get(this.urlChild, params, {
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_this: this
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}, res => {
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if(res.data){
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resolve(res.data);
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}else {
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return false;
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}
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})
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},
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loadTreeData(resolve) {
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// 获取loadtreeData 就是父节点数据，getChildByList就是异步获取子节点数据
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this.$http.get(this.url, '', {
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_this: this
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}, res => {
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if(res.data){
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resolve(res.data)
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}else {
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return false;
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}
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})
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},
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popoverHide () {
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},
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// 节点被点击时的回调,返回被点击的节点数据
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handleNodeClick (data, node) {
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if (!this.multiple) {
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let tmpMap = {};
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tmpMap.value = node.key;
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tmpMap.label = node.label;
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this.options = [];
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this.options.push(tmpMap);
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this.selectedData = node.label;
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this.isShowSelect = !this.isShowSelect;
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}
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},
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// 递归
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getTreeData(data) {
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// 循环遍历json数据
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for (let i = 0; i < data.length; i++) {
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if (data[i].children.length < 1) {
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// children若为空数组，则将children设为undefined
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delete data[i].children
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} else {
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// children若不为空数组，则继续 递归调用 本方法
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this.getTreeData(data[i].children)
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}
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}
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return data
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},
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// 节点选中状态发生变化时的回调
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handleCheckChange () {
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var checkedKeys = this.$refs.tree.getCheckedKeys(); // 所有被选中的节点的 key 所组成的数组数据
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this.options = checkedKeys.map((item) => {
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var node = this.$refs.tree.getNode(item); // 所有被选中的节点对应的node
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let tmpMap = {};
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tmpMap.value = node.key;
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tmpMap.label = node.label;
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return tmpMap;
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});
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this.selectedData = this.options.map((item) => {
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return item.label;
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});
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},
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saveUserInfo () {
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if (this.multiple) {
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this.checkedIds = this.$refs.tree.getCheckedKeys(); // 所有被选中的节点的 key 所组成的数组数据
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this.checkedData = this.$refs.tree.getCheckedNodes(); // 所有被选中的节点所组成的数组数据
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} else {
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this.checkedIds = this.$refs.tree.getCurrentKey();
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this.checkedData = this.$refs.tree.getCurrentNode();
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}
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this.$emit('popoverHide', this.checkedIds, this.checkedData,false);
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},
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cancelUserInfo () {
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this.$emit('popoverHide', this.checkedIds, this.checkedData,false);
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},
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},
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watch: {
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}
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}
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</script>
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<style lang="less" scoped>
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.el-drawer__body{
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& > div:first-child{
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display: flex;
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flex: auto;
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flex-direction: column;
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}
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}
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::v-deep .el-drawer__header{
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&>span:first-child{
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outline: none!important;
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}
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}
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::v-deep .el-drawer{
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outline: none!important;
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}
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</style>
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