HBuilder打包React单页面,Android返回功能
<!DOCTYPE html><html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="initial-scale=1.0, maximum-scale=1.0, user-scalable=no" />
<title></title>
<style>
html,body {height:100%;}
body {margin:0;}
.wrapper {width:100%;height:100%;border:none;}
button {position: fixed;right:10px;bottom:10px;}
</style>
</head>
<body>
<iframe class="wrapper" src="http://3.m.weiyuekj.com/?source=webapp"></iframe>
<script>
document.addEventListener('plusready', function() {
var webview = plus.webview.currentWebview();
plus.key.addEventListener('backbutton', function() {
webview.canBack(function(e) {
if(e.canBack) {
webview.back();
} else {
//webview.close(); //hide,quit
//plus.runtime.quit();
//首页返回键处理
//处理逻辑:1秒内,连续两次按返回键,则退出应用;
var first = null;
plus.key.addEventListener('backbutton', function() {
//首次按键,提示‘再按一次退出应用’
if (!first) {
first = new Date().getTime();
console.log('再按一次退出应用');
setTimeout(function() {
first = null;
}, 1000);
} else {
if (new Date().getTime() - first < 1500) {
plus.runtime.quit();
}
}
}, false);
}
})
});
});
</script>
</body>
</html>
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