40 lines
1.4 KiB
HTML
40 lines
1.4 KiB
HTML
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width,initial-scale=1.0,user-scalable=0,viewport-fit=cover">
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<meta http-equiv="pragma" content="no-cache">
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<meta http-equiv="cache-control" content="no-cache, no-store, must-revalidate">
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<meta http-equiv="expires" content="0">
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<!-- <script type='text/javascript' src='http://www.bing.com/api/maps/mapcontrol?callback=initMap&key=ApPHTYzzTYmqhajRcGVNWS44SEBCBKp2F6ih95VOzvBvN2tIhogM-Di66ZpFb2C9' async defer></script> -->
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<title>智慧能源柜</title>
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</head>
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<body onload="backbutton()">
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<div id="app"></div>
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<script>
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// 连续点击返回按键，退出app
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var backClick = 0;// 退出点击次数，默认为0
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function backbutton() {
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var time = new Date(); // 0.5s内再次点击就退出
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// 监听返回按钮
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document.addEventListener('backbutton', function (evt) {
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if (backClick) { // 不为0时
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navigator.app.exitApp(); // app退出
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} else {
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// alert('再按一次退出App'); // 提示信息
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if (new Date() - time < 500) {// 小于0.5s(500),退出程序
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backClick++;
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} else { // 大于0.5s，重置时间戳，
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time = new Date();
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history.back(); // 不满足退出操作，，返回上一页
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}
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}
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}, false);
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}
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</script>
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</body>
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</html>
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