js发送windows提示信息

1. 效果图

   

2. 代码

   Notification.requestPermission(function() {
       if(Notification.permission === 'granted') {
           // 用户点击了允许
           let n = new Notification('你好', {
               body: '美女图片!',
               icon: 'https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1549464117983&di=286ad42d05b9ea9720daa1d62cd18ee5&imgtype=0&src=http%3A%2F%2Fimgsrc.baidu.com%2Fimgad%2Fpic%2Fitem%2F8326cffc1e178a8208b90d86fc03738da977e80b.jpg'
           })
   
           setTimeout(() => {
               n.close();
           }, 3000)
   
           n.onclick = function(e) {
               window.open("https://www.baidu.com")
               console.log(1, e);
           }
   
           n.onerror = function(e) {
               console.log(2, e);
           }
   
           n.onshow = function(e) {
               console.log(3, e);
           }
   
           n.onclose = function(e) {
               console.log(4, e);
           }
   
       }else if(Notification.permission === 'denied') {
           // 用户点击了拒绝
       }else {
           // 用户没有做决定
       }
   })