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【04】vue.js — 百度搜索数据案例

2017-09-06 14:30 501 查看

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<script type="text/javascript" src="js/vue.js" ></script>
<script type="text/javascript" src="js/vue-resource.js" ></script>
<style>
.gray {
background-color: gray;
}
</style>
<script>
window.onload = function(){
new Vue({
el: '#box',
data: {
myData: [],
t1: '',
now: -1
},
methods: {
get: function(ev) {
if(ev.keyCode==38 || ev.keyCode==40)return;
if(ev.keyCode==13){
window.open('https://www.baidu.com/s?wd='+this.t1);
this.t1='';
}
this.$http.jsonp('https://sp0.baidu.com/5a1Fazu8AA54nxGko9WTAnF6hhy/su',{
wd: this.t1
},{
jsonp: 'cb'
}).then(function(res){
this.myData = res.data.s;
},function(){
});
},
changeDown: function(){
this.now++;
if(this.now==this.myData.length) this.now = -1;
if(this.myData.length == 0) return;
this.t1=this.myData[this.now];
},
changeUp: function(){
this.now--;
if(this.now==-2)this.now=this.myData.length-1;
if(this.myData.length == 0) return;
this.t1=this.myData[this.now];
}
}
});
}
</script>
</head>
<body>
<div id="box">
<input type="text" v-model="t1" @keyup="get($event)" @keydown.down="changeDown()" @keydown.up.prevent="changeUp()">
<ul>
<li v-for="value in myData" :class="{gray:$index==now}">
{{value}}
</li>
</ul>
<p v-show="myData.length==0">暂无数据...</p>
</div>
</body>
</html>

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标签： vue-js 百度JSONP数据

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