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dome2.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<title>自动筛选</title>
<meta name="description" content="">
<meta name="keywords" content="">
<style type="text/css">
body {
font-family: Helvetica Neue, Arial, sans-serif;
font-size: 14px;
color: #444;
}
table {
border: 2px solid #42b983;
border-radius: 3px;
background-color: #fff;
}
th {
background-color: #42b983;
color: rgba(255,255,255,0.66);
cursor: pointer;
-webkit-user-select: none;
-moz-user-select: none;
-ms-user-select: none;
user-select: none;
}
td {
background-color: #f9f9f9;
}
th, td {
min-width: 120px;
padding: 10px 20px;
}
th.active {
color: #fff;
}
th.active .arrow {
opacity: 1;
}
.arrow {
display: inline-block;
vertical-align: middle;
width: 0;
height: 0;
margin-left: 5px;
opacity: 0.66;
}
.arrow.asc {
border-left: 4px solid transparent;
border-right: 4px solid transparent;
border-bottom: 4px solid #fff;
}
.arrow.dsc {
border-left: 4px solid transparent;
border-right: 4px solid transparent;
border-top: 4px solid red;
}
</style>
<!--HTML 模板，通常被称为[X-Templates]相当于 template写进去的一样-->
<script type="text/javascript" src='js/vue.min.js'></script>
<script type="text/x-template" id="grid-template">
<table>
<thead>
<tr>
<th v-for="key in columns"
@click="sortBy(key)"
:class="{ active: sortKey == key }">
<!--capitalize 是自定义过滤器函数，key 为capitalize的第一个参数-->
{{ key | capitalize }}
<span class="arrow" :class="sortOrders[key] > 0 ? 'asc' : 'dsc'">
</span>
</th>
</tr>
</thead>
<tbody>
<tr v-for="entry in filteredData">
<td v-for="key in columns">
{{ entry[key] }}
</td>
</tr>
</tbody>
</table>
</script>
</head>
<body>
<div id='demo'>
<from id='search'>
Search <input name='query' v-model='searchQuery'>
</from>
<demo-grid
:data='gridData'
:columns='gridColumns'
:filter-key='searchQuery'>
</demo-grid>
</div>
<script type="text/javascript">
Vue.component('demo-grid',{
template:'#grid-template',
props:{
data:Array,
columns:Array,
filterKey:String
},
//选用哪种样式；响应数据的变化
data:function(){
var sortOrders={};
this.columns.forEach(function(key){
sortOrders[key]=1;
})
return {
sortKey:'',
sortOrders:sortOrders
}
},
computed:{
filteredData(){
var sortKey=this.sortKey;
var filterKey=this.filterKey && this.filterKey.toLowerCase();
var order=this.sortOrders[sortKey]||1;
var data=this.data;
//通过测试的 name
if(filterKey){
data=data.filter(function(row){
return Object.keys(row).some(function(key){
return String(row[key]).toLowerCase().indexOf(filterKey)>-1;
})
})
}
//通过测试的 power
if(sortKey){
data=data.slice().sort(function(a,b){
a=a[sortKey];
b=b[sortKey];
return (a===b?0:a>b?1:-1)*order
})
}
return data;
}
},
filters:{
//首字母大写
capitalize(str){
return str.charAt(0).toUpperCase()+str.slice(1)
}
},
methods:{
//升序或者降序
sortBy(key){
this.sortKey=key;
this.sortOrders[key]=this.sortOrders[key]*-1
console.log(this.sortOrders[key]);
}
}
})
var demo=new Vue({
el:'#demo',
data:{
searchQuery:'',
gridColumns:['name','power'],
gridData:[
{name:'Chuck Norris',power: Infinity},
{name:'bruce Lee',power:9000},
{name:'Jackie chan',power:7000},
{name:'Jet Li',power:8000}
]
}
})
</script>
</body>
</html>