vue 自定义组件实现通讯录功能
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2022-06-29 19:03:47
在线demo:
在线demo:
<template> <div> <my-header custom-title="通讯录" custom-fixed > <button @touchstart="backbtn" slot="left">首页</button> <button @touchstart="homebtn" slot="right">+</button> </my-header> <my-list :user-data="userdata"></my-list> <!-- 传递数据 --> <my-alert custom-title="呼叫"> <div class="alert_btn"> <button class="aler_tbn" @touchstart="confirmbtn">确认</button> <button class="aler_tbn" @touchstart="cancelbtn">取消</button> </div> </my-alert> </div> </template> <script> import vue from 'vue'; import vuex from 'vuex'; var userdata=[ {"index":"a","users":[ {"name":"a1","tel":"13333333331"}, {"name":"a2","tel":"13333333332"}, {"name":"a3","tel":"13333333333"}, ]}, {"index":"b","users":[ {"name":"b1","tel":"13333333331"}, {"name":"b2","tel":"13333333332"}, {"name":"b3","tel":"13333333333"}, ]}, {"index":"c","users":[ {"name":"c1","tel":"13333333331"}, {"name":"c2","tel":"13333333332"}, {"name":"c3","tel":"13333333333"}, ]}, {"index":"d","users":[ {"name":"d1","tel":"13333333331"}, {"name":"d2","tel":"13333333332"}, {"name":"d3","tel":"13333333333"}, ]}, {"index":"e","users":[ {"name":"e1","tel":"13333333331"}, {"name":"e2","tel":"13333333332"}, {"name":"e3","tel":"13333333333"}, ]}, {"index":"f","users":[ {"name":"f1","tel":"13333333331"}, {"name":"f2","tel":"13333333332"}, {"name":"f3","tel":"13333333333"}, ]}, {"index":"f1","users":[ {"name":"f1","tel":"13333333331"}, {"name":"f2","tel":"13333333332"}, {"name":"f3","tel":"13333333333"}, ]}, {"index":"f2","users":[ {"name":"f1","tel":"13333333331"}, {"name":"f2","tel":"13333333332"}, {"name":"f3","tel":"13333333333"}, ]}, {"index":"f3","users":[ {"name":"f1","tel":"13333333331"}, {"name":"f2","tel":"13333333332"}, {"name":"f3","tel":"13333333333"}, ]}, {"index":"f4","users":[ {"name":"f1","tel":"13333333331"}, {"name":"f2","tel":"13333333332"}, {"name":"f3","tel":"13333333333"}, ]}, {"index":"f5","users":[ {"name":"f1","tel":"13333333331"}, {"name":"f2","tel":"13333333332"}, {"name":"f3","tel":"13333333333"}, ]}, ]; var busvm=new vue(); //空实例 非父子传递值 vue.component('my-header',{ template:`<div id="header" :style="{'position':customfixed ? 'fixed':'static'}"> <slot name="left"></slot> {{customtitle}} <slot name="right"></slot> </div>`, props:{ 'customtitle':{ type:string, default:"标题" }, 'customfixed':{ type:boolean, default:false } } }) vue.component('my-alert',{ template:`<div id="alert" ref="alert"> <div class="alert_content"> <div class="alert_title"> {{customtitle}} </div> <div class="alert_body">{{custombody}}</div> <slot></slot> </div> </div>`, props:{ 'customtitle':{ type:string, default:"弹窗" }, }, data:function(){ return{ 'custombody':'' } }, mounted:function(){ busvm.$on('changeevents',function(ev){ console.log(ev); this.custombody=ev; this.$refs.alert.style.display="flex" }.bind(this)); } }) vue.component('my-list',{ template:`<div id="list"> <ul class="list_user" ref="listuser" @touchmove="bmove=true"> <li v-for="item in userdata"> <p>{{item.index}}</p> <ul> <li @touchend="showtel(user.tel)" v-for="user in item.users">{{user.name}}</li> </ul> </li> </ul> <ul class="list_index" ref="listindex"> <li @touchstart="setscroll" v-for="item in userindex">{{item}}</li> </ul> </div>`, props:{ 'user-data':{ type:array, default:function(){ return []; } } }, data:function(){ return { bmove:false } }, computed:{ userindex:function(){ console.log(this.userdata) console.log(this.filterindex(this.userdata)) return this.filterindex(this.userdata); } }, methods:{ filterindex:function(data){ var result=[]; for(var i=0; i<data.length;i++){ if(data[i].index){ result.push(data[i].index); } } return result; }, setlistindexpos:function(){ // 1、ref 加在普通的元素上,用this.ref.name 获取到的是dom元素 // 2、ref 加在子组件上,用this.ref.name 获取到的是组件实例,可以使用组件的所有方法。 // 3、如何利用 v-for 和 ref 获取一组数组或者dom 节点 var ih= this.$refs.listindex.offsetheight; this.$refs.listindex.style.margintop=-ih/2 +'px'; }, showtel:function(ev){ if(!this.bmove){ busvm.$emit("changeevents",ev) }else{ this.bmove=false; } }, setscroll:function(ev){ console.log(ev.target.innerhtml); var ap=this.$refs.listuser.getelementsbytagname('p'); for(var i=0;i<ap.length;i++){ if(ap[i].innerhtml==ev.target.innerhtml){ document.body.scrolltop=ap[i].offsettop; document.documentelement.scrolltop=ap[i].offsettop; window.scrolltop=ap[i].offsettop; console.log(ap[i].offsettop); } } } }, mounted:function(){ this.setlistindexpos(); } }) export default { name: "helloworld", data() { return { userdata:userdata //挂载数据 } }, methods:{ backbtn:function(){ alert("123") }, homebtn:function(){ alert("123") }, confirmbtn:function(){ alert("a"); }, cancelbtn:function(){ console.log(this); this.$children[2].$el.style.display="none"; //此处需要从外级找到 } }, }; </script> <!-- add "scoped" attribute to limit css to this component only --> <style> .page-container { position: absolute; left: 0; top: 0; width: 100%; height: 100%; } #alert{width: 100%; height: 100%; background: rgba(0,0,0,0.5); position: fixed; top: 0; top: 0; z-index: 20px; display: none;} #alert .alert_content{width: 200px;position: relative; height: 150px; background: #fff;border-radius: 10px; margin: auto;} .alert_body{height: 50px; line-height: 50px; text-align: center;} .alert_btn{position: absolute;right: 0 ;bottom:0;} .list_index{ position: fixed;list-style: none; padding-right: 10px; font-size: 20px; font-weight: 700; top: 50%; right: 0;} .alert_title{padding-top: 20px;} #list .list_user p{background: #ccc; padding-left: 10px} #list .list_user ul li{ padding-left: 10px;border-bottom: 1px solid #ccc; line-height:30px;} #list{ width: 100%; text-align: left; float: left; position: relative; top: 40px; overflow: hidden; } .aler_tbn{padding: 5px; margin-bottom: 5px; border-radius: 5px;} button{background: #f60; color: #fff;} #header{width: 100%;height:40px; background: #666; z-index:9999;color: #fff;text-align: center;line-height: 40px;font-size: 20px;} #header button{height: 100%;padding: 0 5px} #header button:nth-of-type(1){float: left} #header button:nth-of-type(2){float: right} </style>
总结
以上所述是小编给大家介绍的vue 通讯录 自定义组件功能的实例代码,希望对大家有所帮助
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