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- <template>
- <div id="areaTree" class="addrTree">
- <ul :id="treeId" class="ztree"></ul>
- </div>
- </template>
- <script>
- import $ from 'jquery'
- export default {
- name: 'editableTree',
- components: {},
- props: {
- treeData: {
- // 树 data
- type: Array,
- default() {
- return []
- },
- },
- editable: {
- // 是否可编辑
- type: Boolean,
- default: true,
- },
- btn: {
- // 按钮集合
- type: Array,
- default() {
- return ['add', 'del']
- },
- },
- selectFirstNode: {
- // 是否默认选中第一个节点
- type: Boolean,
- default: false,
- },
- pIdKey: {
- type: String,
- default: 'parentId',
- },
- },
- data() {
- return {
- treeId: 'treeDemo' + new Date().getTime(),
- setting: {
- view: {
- addHoverDom: this.editable && this.showBtn('add') && this.addHoverDom,
- showIcon: false,
- showLine: true,
- selectedMulti: false,
- },
- edit: {
- enable: this.editable,
- showRemoveBtn: this.showBtn('del') && this.showRemoveBtn,
- showRenameBtn: this.showBtn('edit') && this.showRenameBtn,
- removeTitle: '删除',
- renameTitle: '修改',
- },
- data: {
- simpleData: {
- enable: true,
- idKey: 'id',
- pIdKey: this.pIdKey,
- rootPId: 0,
- },
- },
- callback: {
- onClick: this.zTreeOnClick,
- beforeDrag: this.beforeDrag,
- onExpand: this.onExpand,
- beforeRemove: this.beforeRemove,
- beforeEditName: this.beforeEditName,
- beforeRename: this.beforeRename,
- onRename: this.onRename,
- onRemove: this.onRemove,
- },
- },
- zNodes: [],
- log: '',
- className: 'dark',
- newCount: 1,
- curDragNodes: '',
- autoExpandNode: '',
- action: 'add',
- }
- },
- methods: {
- zTreeOnClick(event, treeId, treeNode) {
- this.$emit('treeNodeClick', treeNode)
- },
- beforeDrag(treeId, treeNodes) {
- return false
- },
- onExpand(event, treeId, treeNode) {
- if (treeNode === this.autoExpandNode) {
- this.className = this.className === 'dark' ? '' : 'dark'
- this.showLog('[ ' + this.getTime() + ' onExpand ] ' + treeNode.name)
- }
- },
- remove() {
- // 移除节点
- var zTree = $.fn.zTree.getZTreeObj(this.treeId),
- nodes = zTree.getSelectedNodes(),
- treeNode = nodes[0]
- this.$emit('delTreeNode', treeNode)
- },
- beforeRemove(treeId, treeNode) {
- if (treeNode.id) {
- console.log('delete:', treeNode)
- this.$emit('deleteNode', treeNode) // 触发删除
- }
- return false
- },
- onRemove(e, treeId, treeNode) {
- this.showLog('[ ' + this.getTime() + ' onRemove ] ' + treeNode.name)
- },
- onRename(event, treeId, treeNode, isCancel) {
- console.log('rename')
- this.$emit('treeInfoEvent', treeNode, event)
- },
- beforeRename(treeId, treeNode, newName) {
- if (newName.length == 0) {
- alert('节点名称不能为空.')
- var zTree = $.fn.zTree.getZTreeObj(this.treeId)
- setTimeout(function () {
- zTree.editName(treeNode)
- }, 10)
- return false
- } else if (newName.length > 20) {
- alert('节点名称不能大于20个字符.')
- var zTree = $.fn.zTree.getZTreeObj(this.treeId)
- setTimeout(function () {
- zTree.editName(treeNode)
- }, 10)
- return false
- }
- return true
- },
- showLog(str) {
- if (!this.log) this.log = $('#log')
- this.log.append("<li class='" + this.className + "'>" + str + '</li>')
- if (this.log.children('li').length > 8) {
- this.log.get(0).removeChild(this.log.children('li')[0])
- }
- },
- getTime() {
- var now = new Date(),
- h = now.getHours(),
- m = now.getMinutes(),
- s = now.getSeconds(),
- ms = now.getMilliseconds()
- return h + ':' + m + ':' + s + ' ' + ms
- },
- addHoverDom(treeId, treeNode) {
- if (treeNode.addDis != true) {
- let _this = this
- var sObj = $('#' + treeNode.tId + '_span')
- if (treeNode.editNameFlag || $('#addBtn_' + treeNode.tId).length > 0) return
- var addStr =
- "<span class='button add' id='addBtn_" + treeNode.tId + "' title='新增' onfocus='this.blur();'>新增</span>"
- sObj.after(addStr)
- var btn = $('#addBtn_' + treeNode.tId)
- if (btn)
- btn.bind('click', function () {
- _this.add(treeNode)
- })
- }
- },
- add(treeNode) {
- // 增加子节点
- this.action = 'add' // 切换为add
- var zTree = $.fn.zTree.getZTreeObj(this.treeId)
- var isParent = false
- var nodes = zTree.getSelectedNodes()
- var treeNode2 = nodes[0]
- if (treeNode) {
- treeNode2 = zTree.addNodes(treeNode, {
- id: '',
- pId: treeNode.id,
- sysCode: treeNode.sysCode || treeNode.valStr,
- isParent: isParent,
- name: '新子节点' + this.newCount++,
- })
- } else {
- treeNode2 = zTree.addNodes(null, { id: '', pId: 0, isParent: isParent, name: '新节点' + this.newCount++ })
- }
- if (treeNode2) {
- zTree.editName(treeNode2[0])
- } else {
- alert('叶子节点被锁定,无法增加子节点')
- }
- },
- addTopNodes() {
- this.action = 'add'
- var zTree = $.fn.zTree.getZTreeObj(this.treeId)
- var treeNode = zTree.addNodes(null, { id: '', pId: 0, isParent: true, name: '新节点' + this.newCount++ })
- zTree.editName(treeNode[0])
- this.treeNodeMessage = zTree.getNodes() //Root节点信息
- this.$emit('RootNodes', this.treeNodeMessage)
- },
- showRemoveBtn(treeId, treeNode) {
- if (treeNode.removeDis == true) return false
- return true
- },
- showRenameBtn(treeId, treeNode) {
- if (treeNode.renameDis == true) return true
- return false
- },
- showBtn(button) {
- if (this.btn && this.btn.length > 0) {
- if (this.btn.findIndex((v) => v == button) > -1) {
- return true
- } else {
- return false
- }
- } else {
- return false
- }
- },
- selectFirstNodeFun() {
- // 选中第一个节点
- if (this.selectFirstNode) {
- const treeObj = $.fn.zTree.getZTreeObj(this.treeId)
- console.log(treeObj)
- let nodes = treeObj.getNodes()
- if (nodes.length > 0) {
- treeObj.selectNode(nodes[0])
- }
- }
- },
- selectNode(node) {
- const treeObj = $.fn.zTree.getZTreeObj(this.treeId)
- treeObj.selectNode(node)
- },
- queryTreeFun(data) {
- this.searchTree(data)
- },
- searchTree(info) {
- var treeObj = $.fn.zTree.getZTreeObj(this.treeId)
- if (info.val == '') {
- $.fn.zTree.init($('#' + this.treeId), this.setting, this.treeData)
- } else {
- function filter(node) {
- return node.name.indexOf(info.val) > -1
- }
- let nodes = treeObj.transformToArray(this.treeData)
- nodes = JSON.parse(JSON.stringify(nodes))
- nodes.map((item) => {
- if (item.hasOwnProperty('children')) {
- delete item.children
- }
- return item
- })
- nodes = nodes.filter((v) => v.name.indexOf(info.val) > -1)
- nodes = treeObj.transformTozTreeNodes(nodes)
- $.fn.zTree.init($('#' + this.treeId), this.setting, nodes)
- treeObj.expandAll(true)
- }
- },
- },
- watch: {
- treeData(val) {
- $.fn.zTree.init($('#' + this.treeId), this.setting, val)
- this.selectFirstNodeFun()
- },
- },
- mounted() {
- this.$nextTick(() => {
- $.fn.zTree.init($('#' + this.treeId), this.setting, this.treeData)
- this.selectFirstNodeFun()
- })
- },
- }
- </script>
- <style lang="scss" scope>
- .addrTree {
- position: relative;
- height: 100%;
- background: #fff;
- .tree_title {
- height: 30px;
- line-height: 30px;
- padding: 0 10px;
- background: #fafafa;
- button {
- float: right;
- margin: 4px 4px 0 0;
- }
- }
- .ztree {
- height: 100%;
- overflow: auto;
- padding: 5px;
- li span.button.add {
- background-position: -143px 0;
- }
- }
- [treenode_a] {
- vertical-align: middle;
- .button.add {
- margin-right: 2px;
- display: none;
- }
- &:hover {
- .button.add {
- display: inline-block;
- }
- }
- span {
- vertical-align: middle !important;
- }
- }
- [treenode_a].curSelectedNode {
- .button.add {
- display: inline-block;
- }
- }
- [treenode_switch] {
- vertical-align: middle;
- }
- }
- </style>
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