做的一个点击下方菜单可切换页面，多次快速切换页面后安卓物理返回键无反应，所用代码和demo里的基本一致，代码如下：
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>工程项目管理</title>
<meta name="viewport" content="width=device-width, initial-scale=1,maximum-scale=1,user-scalable=no">
<meta name="apple-mobile-web-app-capable" content="yes">
<meta name="apple-mobile-web-app-status-bar-style" content="black">
<link rel="stylesheet" href="css/mui.min.css">
<link rel="stylesheet" href="css/common.css">
</head>
<body>
<header class="mui-bar mui-bar-nav">
<h1 id="title" class="mui-title">进度查询</h1>
</header>
<nav class="mui-bar mui-bar-tab">
<a id="defaultTab" class="mui-tab-item mui-active" href="tab-webview-subpage-progress.html">
<span class="mui-icon mui-icon-settings"></span>
<span class="mui-tab-label">进度查询</span>
</a>
<a class="mui-tab-item" href="tab-webview-subpage-setup.html">
<span class="mui-icon mui-icon-compose"></span>
<span class="mui-tab-label">项目创建</span>
</a>
<a class="mui-tab-item" href="tab-webview-subpage-setting.html">
<span class="mui-icon mui-icon-gear"></span>
<span class="mui-tab-label">设置</span>
</a>
</nav>
<script src="js/mui.min.js"></script>
<script type="text/javascript" charset="utf-8">
//mui初始化
mui.init();
var subpages = ['tab-webview-subpage-progress.html', 'tab-webview-subpage-setup.html', 'tab-webview-subpage-setting.html'];
var subpage_style = {
top: '45px',
bottom: '51px'
};
var aniShow = {};
//创建子页面，首个选项卡页面显示，其它均隐藏；
mui.plusReady(function() {
var self = plus.webview.currentWebview();
for(var i = 0; i < 4; i++) {
var temp = {};
var sub = plus.webview.create(subpages[i], subpages[i], subpage_style);
if(i > 0) {
sub.hide();
} else {
temp[subpages[i]] = "true";
mui.extend(aniShow, temp);
}
self.append(sub);
}
});
//当前激活选项
var activeTab = subpages[0];
var title = document.getElementById("title");
//选项卡点击事件
mui('.mui-bar-tab').on('tap', 'a', function(e) {
var targetTab = this.getAttribute('href');
if(targetTab == activeTab) {
return;
}
//更换标题
title.innerHTML = this.querySelector('.mui-tab-label').innerHTML;
//显示目标选项卡
//若为iOS平台或非首次显示，则直接显示
if(mui.os.ios || aniShow[targetTab]) {
plus.webview.show(targetTab);
} else {
//否则，使用fade-in动画，且保存变量
var temp = {};
temp[targetTab] = "true";
mui.extend(aniShow, temp);
plus.webview.show(targetTab, "fade-in", 300);
}
//隐藏当前;
plus.webview.hide(activeTab);
//更改当前活跃的选项卡
activeTab = targetTab;
});
//自定义事件，模拟点击“首页选项卡”
document.addEventListener('gohome', function() {
var defaultTab = document.getElementById("defaultTab");
//模拟首页点击
mui.trigger(defaultTab, 'tap');
//切换选项卡高亮
var current = document.querySelector(".mui-bar-tab>.mui-tab-item.mui-active");
if(defaultTab !== current) {
current.classList.remove('mui-active');
defaultTab.classList.add('mui-active');
}
});
</script>
</body> </html>
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