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310 lines
8.0 KiB
310 lines
8.0 KiB
<template> |
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<view class="content"> |
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<view class="mix-tree-list"> |
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<block v-for="(item, index) in treeList" :key="index"> |
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<view |
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class="mix-tree-item flex-between" |
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:style="[{ |
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paddingLeft: item.rank*15 + 'px', |
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zIndex: item.rank*-1 +50 |
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}]" |
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:class="{ |
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border: treeParams.border === true, |
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show: item.show, |
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last: item.lastRank, |
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showchild: item.showChild |
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}" |
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@click.stop="treeItemTap(item, index)" |
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> |
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<view class=""> |
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<image class="mix-tree-icon" :src="item.lastRank ? treeParams.lastIcon : item.showChild ? treeParams.currentIcon : treeParams.defaultIcon"></image> |
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{{item.name}} |
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</view> |
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<view v-if="item.account" @click="changeRund(item)" class=""> |
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<image class="img-round" :src="item.checked?checkedRund:uncheckRund" mode=""></image> |
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<!-- <image class="img-round" src="" mode=""></image> --> |
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</view> |
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</view> |
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</block> |
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</view> |
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</view> |
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</template> |
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<script> |
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export default { |
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props: { |
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list: { // 数据来源 |
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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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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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fliter:{// 搜索传值 |
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type:String, |
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}, |
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multiple:{// 多选是否开启 |
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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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limit:{// 限制一次选择多少个 |
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type:Number, |
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default(){// 默认是99个，相当于不做限制了 |
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return 99 |
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} |
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}, |
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unChecked:{// 判断固定评委和摇号评委是否重复，取消该勾选 |
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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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}, |
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data() { |
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return { |
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treeList: [], |
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treeParams: { |
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defaultIcon: '../../static/img/defaultIcon.png', |
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currentIcon: '../../static/img/currentIcon.png', |
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lastIcon: '', |
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border: false |
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}, |
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bSearch:'', |
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aSearch:'', |
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colonData:'', |
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checkedRund:'../../static/img/btn_pre.png',// 选中样式 |
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uncheckRund:'../../static/img/btn_per_un.png',// 没选中样式 |
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idsList:[],// ids |
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cloneData:[],// 克隆数据 |
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nameList:[],// 名称数组 |
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} |
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}, |
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watch: { |
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list(list){ |
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// console.log('重置了列表') |
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this.treeList = []// 重置list列表 |
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this.treeParams = Object.assign(this.treeParams, this.params); |
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this.renderTreeList(list); |
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this.$forceUpdate() |
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}, |
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fliter(val,old){ |
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if(!val){// 深拷贝还原 |
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// 把ids的值赋值给原数组 |
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this.cloneData.forEach(e=>{ |
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if(this.idsList.includes(e.id)){ |
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e.checked = true |
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} |
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}) |
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this.treeList = this.cloneData |
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}else{// 执行搜索 |
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this.cloneData.forEach(e=>{ |
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if(this.idsList.includes(e.id)){ |
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e.checked = true |
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} |
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}) |
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this.treeList = this.cloneData |
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let arrData = JSON.parse(JSON.stringify(this.treeList)) |
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this.treeList = [] |
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arrData.forEach(e=>{// 处理传值 |
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if (e.name.includes(val)){ |
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e.show = true |
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e.showChild = true |
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this.treeList.push(e) |
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} |
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}) |
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this.$forceUpdate() |
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// this.treeList = [...new Set(this.treeList)] |
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} |
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}, |
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// 取得需要删除的值，匹配删除该值 |
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// 需要阻断取消勾选 |
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unChecked(val){ |
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if(!val||val=='') return |
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this.changeChecked(val) |
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} |
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}, |
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methods: { |
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// 判断固定和摇号评委重复时的取消勾选功能-- |
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changeChecked(name){ |
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this.treeList.forEach(e=>{ |
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if(e.name == name){ |
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e.checked = false |
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// 若要删除id，在这里加上即可 |
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if(this.nameList.indexOf(name)!==-1){ |
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this.nameList.splice(this.nameList.indexOf(name),1)// 删除对应的名称 |
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} |
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if(this.idsList.indexOf(e.id)!==-1){ |
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this.idsList.splice(this.idsList.indexOf(e.id),1) |
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} |
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} |
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}) |
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this.$emit('checkedRund',this.nameList,this.idsList)// 传递到父级当前选中的 |
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this.$emit('delstr','')// 改变值 |
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}, |
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//扁平化树结构 |
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renderTreeList(list=[], rank=0, parentId=[]){ |
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// 构思：首先循环把每一个item先push |
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// 再判断item是否有children，有的话再 |
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list.forEach(item=>{ |
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this.treeList.push({ |
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id: item.id, |
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name: item.name, |
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parentId, // 父级id数组 |
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rank, // 层级 |
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showChild: false, //子级是否显示 |
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show: rank === 0 ,// 自身是否显示 |
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// 自定义 |
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account: item.account?item.account:false,// 是否展示勾选 |
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// 展示勾选否 , 预留勾选传值功能，未做 |
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checked:this.checkedIDS?this.checkedIDS.map(e=>{if(e===item.id){return true }else{return false}}):false |
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}) |
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if(Array.isArray(item.children) && item.children.length > 0){ |
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let parents = [...parentId]; |
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parents.push(item.id); |
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this.renderTreeList(item.children, rank+1, parents); |
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}else{ |
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this.treeList[this.treeList.length-1].lastRank = true; |
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} |
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}) |
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this.cloneData = JSON.parse(JSON.stringify(this.treeList))// 深度克隆当前的数组 |
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}, |
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// 点击树节点 |
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treeItemTap(item){ |
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let list = this.treeList; |
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let id = item.id; |
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if(item.lastRank === true){ |
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//点击最后一级时触发事件 |
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this.$emit('treeItemClick', item); |
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return; |
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} |
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item.showChild = !item.showChild; |
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list.forEach(childItem=>{ |
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if(item.showChild === false){ |
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//隐藏所有子级 |
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if(!childItem.parentId.includes(id)){ |
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return; |
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} |
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if(childItem.lastRank !== true){ |
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childItem.showChild = false; |
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} |
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childItem.show = false; |
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}else{ |
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if(childItem.parentId[childItem.parentId.length-1] === id){ |
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childItem.show = true; |
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} |
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} |
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}) |
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}, |
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// 点击圆圈事件 |
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changeRund(item){ |
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if(this.multiple){// 多选操作 |
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// 重复选中的判断 |
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if(this.idsList.includes(item.id)){// 如果包含了已有的id（人员可能重复） |
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item.checked = false |
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// 执行删除操作 |
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this.idsList.splice(this.idsList.indexOf(item.id),1) |
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this.nameList.splice(this.nameList.indexOf(item.name),1) |
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}else{ |
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if(this.limit){// 限制选中多少个 |
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if( this.idsList.length>=this.limit){ |
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this.idsList.splice(this.limit,1) |
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this.nameList.splice(this.limit,1) |
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return uni.showToast({ |
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title:`请不要选择超过${this.limit }个！`, |
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icon:'none' |
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}) |
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} |
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} |
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item.checked = !item.checked |
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if(item.checked){// push |
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this.idsList.push(item.id) |
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this.nameList.push(item.name) |
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}else{// 删除 |
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this.idsList.splice(this.idsList.indexOf(item.id),1) |
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this.nameList.splice(this.nameList.indexOf(item.name),1) |
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} |
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} |
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// 记录所有的数组？ |
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}else{// 单选操作 |
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item.checked = !item.checked// 切换选中状态 |
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if(item.checked){// push |
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this.idsList.push(item.id) |
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this.nameList.push(item.name) |
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}else{// 删除操作 |
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this.idsList.splice(this.idsList.indexOf(item.id),1) |
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this.nameList.splice(this.nameList.indexOf(item.name),1) |
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} |
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// console.log('单选',this.idsList,this.treeList) |
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if(this.idsList.length>1){ |
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this.treeList.forEach(e=>{ |
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if(e.id === this.idsList[0]){ |
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e.checked = false// 变成false |
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} |
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}) |
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this.nameList.splice(0,1)// 名称 |
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this.idsList.splice(0,1)// 删除前一个 |
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// this.$emit('checkedRund',item,this.idsList)// 传递到父级当前选中的 |
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} |
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} |
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this.$emit('checkedRund',this.nameList,this.idsList)// 传递到父级当前选中的 |
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return |
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}, |
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} |
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} |
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</script> |
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<style> |
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.mix-tree-list{ |
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display: flex; |
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flex-direction: column; |
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padding-left: 30upx; |
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} |
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.mix-tree-item{ |
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display: flex; |
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align-items: center; |
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font-size: 30upx; |
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color: #333; |
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height: 0; |
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opacity: 0; |
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transition: .2s; |
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position: relative; |
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} |
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.mix-tree-item.border{ |
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border-bottom: 2rpx solid #eee; |
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} |
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.mix-tree-item.show{ |
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height: 80upx; |
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opacity: 1; |
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} |
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.mix-tree-icon{ |
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width: 26upx; |
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height: 26upx; |
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margin-right: 8upx; |
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opacity: .9; |
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} |
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.mix-tree-item.showchild:before{ |
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transform: rotate(90deg); |
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} |
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.mix-tree-item.last:before{ |
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opacity: 0; |
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} |
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.img-round{ |
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width: 25rpx; |
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height: 25rpx; |
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margin-right: 100rpx; |
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} |
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</style>
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