js-实现微信聊天界面

效果如图:
js-实现微信聊天界面_第1张图片
js-实现微信聊天界面_第2张图片
代码部分


<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>模拟微信聊天title>
    <link rel="stylesheet" href="../css/模拟微信聊天.css">
head>
<body>
    <div class="box">
        <div class="phone">
            <div class="header">div>
            <div class="content">
                <ul class="list">
                ul>
                <div class="content-bottom">
                    <img src="../image/one.jpeg" width="45px" height="45px" id="pic">
                    <input type="text" placeholder="请输入聊天内容" class="myInput">
                    <input type="button" value="发送" class="out">
                div>
            div>
            <div class="footer">div>
        div>
    div>
body>
<script src="../js/模拟微信聊天.js">script>
html>
*{
    margin:0;
    padding:0;
}
body{
    margin:0;
    padding:0;
}
.box{
    margin:100px auto;
    height:900px;
    width:1200px;
    background:linear-gradient(to right,violet,pink);
}
.phone{
    top:50px;
    position:relative;
    width:500px;
    height:800px;
    background:#f6f6f6;
    left:50%;
    margin-left:-250px;
    border-radius: 30px;
}
.phone .header{
    position: absolute;
    width:135px;
    height:5px;
    background:rgba(0,0,0,0.8);
    -webkit-border-radius: 80px;
    -moz-border-radius: 80px;
    border-radius: 80px;
    left:50%;
    margin-left:-67.5px;
    top:40px;
}
.phone .content{
    position: absolute;
    top:75px;
    width:460px;
    height: 640px;
    background: #fff;
    left:50%;
    margin-left:-230px;
    border-radius: 1px;
    border:2px solid gray;
}
.phone .footer{
    position: absolute;
    width:50px;
    height:50px;
    background:pink;
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    border-radius: 50%;
    bottom:15px;
    left:50%;
    margin-left:-25px;
}
.content .list{
    height:575px;
    list-style-type: none;
    overflow: hidden;
}
.list li{
    margin-top:30px;
}
.content .list .left img{
    display:inline-block;
    margin: 0;
    float: left;
    margin-left:15px;
}
.content .list  .left p{
    color:#333333;
    margin-left:78px;
    width:320px;
    padding:20px 10px;
    font-size:20px;
    background:pink;
    border-radius: 6px;
    text-align: left;
}
.content .list .right img{
    display:inline-block;
    margin: 0;
    float:right;
    margin-right:15px;
}
.content .list  .right p {
    text-align: right;
    color: #333333;
    margin-left: 37px;
    width: 320px;
    padding: 20px 10px;
    font-size: 20px;
    background: pink;
    border-radius: 6px;
}
 .content-bottom{
    overflow: hidden;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    height: 65px;
    background:rgba(0,0,0,0.2);
    padding:10px 30px;
    position: relative;
}
.content-bottom .myInput{
    display: inline-block;
    height:30px;
    width:250px;
    font-size:20px;
    border-radius:5px;
    border:1px solid #999999;
    text-indent:10px;
    outline:none;
    position:absolute;
    top:50%;
    margin-top: -15px;
    margin-left:20px;
}
.content-bottom .out{
    height:32px;
    width: 60px;
    display: inline-block;
    position: absolute;
    right:30px;
    top:50%;
    border:1px solid #999999;
    margin-top: -16px;
    font-size:17px;
    outline: none;
    background:none;
    cursor:pointer;
}
.content-bottom .out:hover{
    background-color: pink;
}
var out = document.querySelector(".out");//获取发送按钮
var myInput = document.querySelector(".myInput");
var pic = document.getElementById("pic");//获取图片
var onOff = true;
var list = document.querySelector(".list");//获取ul
pic.onclick=function(){
    if(onOff){
        pic.src = "../image/two.jpeg";
        onOff = false;
    }else {
        pic.src = "../image/one.jpeg";
        onOff = true;
    }
};
out.onclick=function () {
    var value = myInput.value;//获取文字内容
    if(value == ""){
        alert("请输入内容");
    }else{
        if(onOff){
            list.innerHTML += "
  • " +value+ "

  • "
    ; }else{ list.innerHTML += "
  • " +value+ "

  • "
    ; } } myInput.blur(myInput.value='');//失去焦点,文本框清空 };

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