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What are Notifications? HTML5 Notifications Desktop Reminders

零下一度Original: 2017-04-26 16:16:272375browse

Notifications is a new feature of HTML5~ You can take a look at 360 computer to grab tickets, which is also prompted by Notifications~, below I wrote an HTML5 Notifications desktop reminder, which is pretty good! 8b05045a5be5764f313ed5b9168a17e6

<html>
<head>
<meta charset="utf-8">
<title>HTML5 - Notifications</title>
<script>
//判断浏览器是否支持Notifications
function supported(){
	if(window.webkitNotifications){
		alert(&#39;浏览器支持Notifications&#39;);
	} else {
		alert(&#39;浏览器不支持Notifications&#39;);
	}
}

//请求桌面通知权限
function requestPermission() {
	window.webkitNotifications.requestPermission();
}

//获取请求权限状态
function checkPermission() {
	switch (window.webkitNotifications.checkPermission()) {
		case 0:alert(&#39;用户已允许显示桌面通知&#39;);break;
		case 1:alert(&#39;用户还没有允许或拒绝显示桌面通知&#39;);break;
		case 2:alert(&#39;用户已拒绝显示桌面通知&#39;);break;
	}
}

//创建文本消息
function textMsg(){
	var icon = &#39;logo.png&#39;;
	var title = &#39;阿鹏\&#39;s BLOG&#39;;
	var body =  &#39;http://www.1990c.com&#39;;
	var popup = window.webkitNotifications.createNotification(icon, title, body);

	popup.ondisplay = function(event) {
		setTimeout(function() {
			event.currentTarget.cancel();
		}, 5000);
	}

	popup.show();
}

//创建HTML消息
function htmlMsg(){
	var popup = window.webkitNotifications.createHTMLNotification(&#39;msg.html&#39;);

	popup.ondisplay = function(event) {
		setTimeout(function() {
			event.currentTarget.cancel();
		}, 5000);
	}

	popup.show();
}
</script>
</head>

<body>
<input type="button" value="是否支持桌面提醒" onclick="supported();"/>
<input type="button" value="请求权限" onclick="requestPermission();"/>
<input type="button" value="请求权限状态" onclick="checkPermission();"/>
<input type="button" value="显示文本消息" onclick="textMsg();"/>
<input type="button" value="显示HTML消息" onclick="htmlMsg();"/>
</body>
</html>

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