jQuery实现聊天对话框

本文实例为大家分享了jQuery实现聊天对话框的具体代码,供大家参考,具体内容如下

效果图:左下角选择对话的角色,在对话框输入消息点击发送按钮,消息显示在上面界面当中,然后对话框内容被清空。

<!DOCTYPE html>

<html lang="en">

<head>

<meta charset="UTF-8">

<meta name="viewport" content="width=device-width, initial-scale=1.0">

<meta http-equiv="X-UA-Compatible" content="ie=edge">

<title>Document</title>

<style type="text/css">

.talk_con {

width: 600px;

height: 500px;

border: 1px solid #666;

margin: 50px auto 0;

background: #f9f9f9;

}

.talk_show {

width: 580px;

height: 420px;

border: 1px solid #666;

background: #fff;

margin: 10px auto 0;

overflow: auto;

}

.talk_input {

width: 580px;

margin: 10px auto 0;

}

.whotalk {

width: 80px;

height: 30px;

float: left;

outline: none;

}

.talk_word {

width: 420px;

height: 26px;

padding: 0px;

float: left;

margin-left: 10px;

outline: none;

text-indent: 10px;

}

.talk_sub {

width: 56px;

height: 30px;

float: left;

margin-left: 10px;

}

.atalk {

margin: 10px;

}

.atalk span {

display: inline-block;

background: #0181cc;

border-radius: 10px;

color: #fff;

padding: 5px 10px;

}

.btalk {

margin: 10px;

text-align: right;

}

.btalk span {

display: inline-block;

background: #ef8201;

border-radius: 10px;

color: #fff;

padding: 5px 10px;

}

</style>

<script src='../js/jquery-1.12.4.js'></script>

<script>

$(function(){

$('#talksub').click(function(){

//发送单击,获取用户输入的数据value属性值

var vals=$('#talkwords').val()

//如果输入的数据为空,则弹窗提示

if (vals=='')

{

alert('请输入数据!')

return

}

//条件下拉列表中的value值是0还是1

var whovals=$('#who').val()

var str=""

//选择A发送还是B发送

if (whovals==0){

str='<div class="atalk"><span>A:'+ vals+'</span></div>'

}

else{

str='<div class="btalk"><span>B:'+ vals+'</span></div>'

}

//原有的内容+str,否则会覆盖掉原有内容

$('#words').html($('#words').html()+str)

//发送完数据后清空输入框

$('#talkwords').val('')

})

})

</script>

</head>

<body>

<div class="talk_con">

<div class="talk_show" id="words">

<div class="atalk"><span>A:你还好吗?</span></div>

<div class="btalk"><span>B:嗯,你呢?</span></div>

</div>

<div class="talk_input">

<select class="whotalk" id="who">

<option value="0">A:</option>

<option value="1">B:</option>

</select>

<input type="text" class="talk_word" id="talkwords">

<input type="button" value="发送" class="talk_sub" id="talksub">

</div>

</div>

</body>

</html>

以上是 jQuery实现聊天对话框 的全部内容, 来源链接: utcz.com/z/318116.html

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