ServiceWorkerRegistration.pushManager
Experimental: 这是一个实验中的功能
此功能某些浏览器尚在开发中,请参考浏览器兼容性表格以得到在不同浏览器中适合使用的前缀。由于该功能对应的标准文档可能被重新修订,所以在未来版本的浏览器中该功能的语法和行为可能随之改变。
ServiceWorkerRegistration
接口的 pushManager
属性返回用于管理推送订阅的 PushManager
接口的引用。包括支持订阅,获取活动订阅和访问推送权限状态。
语法
myPushManager = ServiceWorker.pushManager
值
一个 PushManager
对象。
示例
this.onpush = function(event) {
console.log(event.data);
// From here we can write the data to IndexedDB, send it to any open
// windows, display a notification, etc.
}
navigator.serviceWorker.register('serviceworker.js').then(
function(serviceWorkerRegistration) {
serviceWorkerRegistration.pushManager.subscribe().then(
function(pushSubscription) {
console.log(pushSubscription.subscriptionId);
console.log(pushSubscription.endpoint);
// The push subscription details needed by the application
// server are now available, and can be sent to it using,
// for example, an XMLHttpRequest.
}, function(error) {
// During development it often helps to log errors to the
// console. In a production environment it might make sense to
// also report information about errors back to the
// application server.
console.log(error);
}
);
});
规范
Specification |
---|
Push API # dom-serviceworkerregistration-pushmanager |
浏览器兼容性
BCD tables only load in the browser