<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<title>Hello MUI</title>
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<meta name="viewport" content="width=device-width, initial-scale=1,maximum-scale=1,user-scalable=no">
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<meta name="apple-mobile-web-app-capable" content="yes">
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<meta name="apple-mobile-web-app-status-bar-style" content="black">
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<!--标准mui.css-->
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<link rel="stylesheet" href="../css/mui.min.css">
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<!--App自定义的css-->
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<!--<link rel="stylesheet" type="text/css" href="../css/app.css"/>-->
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<style>
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.mui-content-padded {
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padding: 10px;
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}
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body,body .mui-content {
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background-color: #fff !important;
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}
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code {
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word-wrap: break-word;
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word-break: normal;
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font-size: 90%;
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color: #c7254e;
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background-color: #f9f2f4;
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border-radius: 4px;
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}
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</style>
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</head>
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<body>
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<header class="mui-bar mui-bar-nav">
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<a class="mui-action-back mui-icon mui-icon-left-nav mui-pull-left"></a>
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<h1 class="mui-title">ajax（网络请求）</h1>
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</header>
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<div class="mui-content">
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<div class="mui-content-padded" style="padding-bottom: 50px;">
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<p style="text-indent: 22px;">
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mui基于html5plus的<a href="http://www.dcloud.io/docs/api/zh_cn/xhr.shtml">XMLHttpRequest</a>，封装了常用的ajax函数，支持Get、Post请求方式， 支持返回json、xml、html、text、script数据类型；
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</p>
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<h4 class="mui-content-padded">发送请求：</h4>
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<div class="mui-input-group">
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<div class="mui-input-row">
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<label>type:</label>
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<select id="method">
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<option value="get">GET</option>
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<option value="post">POST</option>
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</select>
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</div>
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<div class="mui-input-row">
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<label>dataType:</label>
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<select id="dataType">
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<option value="html">HTML</option>
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<option value="json">JSON</option>
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<option value="xml">XML</option>
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</select>
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</div>
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<div class="mui-button-row">
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<button type="button" id="confirm" class="mui-btn mui-btn-primary">发送请求</button>
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</div>
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</div>
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<h4 class="mui-content-padded">获得响应：</h4>
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<code id="response"></code>
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</div>
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</div>
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<script src="../js/mui.min.js"></script>
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<script>
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(function($) {
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$.init({
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swipeBack:true //启用右滑关闭功能
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});
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var network = true;
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if(mui.os.plus){
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mui.plusReady(function () {
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if(plus.networkinfo.getCurrentType()==plus.networkinfo.CONNECTION_NONE){
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network = false;
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}
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});
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}
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var methodEl = document.getElementById("method");
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var dataTypeEl = document.getElementById("dataType");
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var respnoseEl = document.getElementById("response");
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//成功响应的回调函数
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var success = function(response) {
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var dataType = dataTypeEl.value;
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if (dataType === 'json') {
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response = JSON.stringify(response);
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} else if (dataType === 'xml') {
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response = new XMLSerializer().serializeToString(response).replace(/</g, "<").replace(/>/g, ">");
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}
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respnoseEl.innerHTML = response;
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};
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//设置全局beforeSend
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$.ajaxSettings.beforeSend = function(xhr, setting) {
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//beforeSend演示,也可在$.ajax({beforeSend:function(){}})中设置单个Ajax的beforeSend
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console.log('beforeSend:::' + JSON.stringify(setting));
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};
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//设置全局complete
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$.ajaxSettings.complete = function(xhr, status) {
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console.log('complete:::' + status);
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}
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var ajax = function() {
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//利用RunJS的Echo Ajax功能测试
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var url = 'https://service.dcloud.net.cn/ajax/echo/';
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//请求方式，默认为Get；
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var type = methodEl.value;
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//预期服务器范围的数据类型
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var dataType = dataTypeEl.value;
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//发送数据
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var data = {
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name: "mui",
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version: "pre-release",
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author: "chb",
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description: "最接近原生APP体验的高性能前端框架"
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};
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url = url + (dataType === 'html' ? 'text' : dataType);
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respnoseEl.innerHTML = '正在请求中...';
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if (type === 'get') {
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if (dataType === 'json') {
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$.getJSON(url, data, success);
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} else {
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$.get(url, data, success, dataType);
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}
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} else if (type === 'post') {
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$.post(url, data, success, dataType);
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}
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};
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//发送请求按钮的点击事件
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document.getElementById("confirm").addEventListener('tap', function() {
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if(network){
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ajax();
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}else{
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mui.toast("当前网络不给力，请稍后再试");
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}
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});
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//点击描述中链接时，打开对应网页介绍；
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$('body').on('tap', 'a', function(e) {
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var href = this.getAttribute('href');
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if (href) {
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if (window.plus) {
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plus.runtime.openURL(href);
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} else {
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location.href = href;
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}
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}
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});
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})(mui);
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</script>
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</body>
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</html>
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