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ServiceWorkerGlobalScope: notificationclick event

The notificationclick event is fired to indicate that a system notification spawned by ServiceWorkerRegistration.showNotification() has been clicked.

This event is not cancelable and does not bubble.

Syntax

Use the event name in methods like addEventListener(), or set an event handler property.

js

addEventListener("notificationclick", (event) => {});

onnotificationclick = (event) => {};

Event type

Event properties

Inherits properties from its ancestor, Event.

NotificationEvent.notification Read only

Returns a Notification object representing the notification that was clicked to fire the event.

NotificationEvent.action Read only

Returns the string ID of the notification button the user clicked. This value returns an empty string if the user clicked the notification somewhere other than an action button, or the notification does not have a button.

Examples

You can use the notificationclick event in an addEventListener method:

js

self.addEventListener("notificationclick", (event) => {
  console.log("On notification click: ", event.notification.tag);
  event.notification.close();

  // This looks to see if the current is already open and
  // focuses if it is
  event.waitUntil(
    clients
      .matchAll({
        type: "window",
      })
      .then((clientList) => {
        for (const client of clientList) {
          if (client.url === "/" && "focus" in client) return client.focus();
        }
        if (clients.openWindow) return clients.openWindow("/");
      }),
  );
});

Or use the onnotificationclick event handler property:

js

self.onnotificationclick = (event) => {
  console.log("On notification click: ", event.notification.tag);
  event.notification.close();

  // This looks to see if the current is already open and
  // focuses if it is
  event.waitUntil(
    clients
      .matchAll({
        type: "window",
      })
      .then((clientList) => {
        for (const client of clientList) {
          if (client.url === "/" && "focus" in client) return client.focus();
        }
        if (clients.openWindow) return clients.openWindow("/");
      }),
  );
};

You can handle event actions using event.action within a notificationclick event handler:

js

navigator.serviceWorker.register("sw.js");
Notification.requestPermission().then((result) => {
  if (result === "granted") {
    navigator.serviceWorker.ready.then((registration) => {
      // Show a notification that includes an action titled Archive.
      registration.showNotification("New mail from Alice", {
        actions: [
          {
            action: "archive",
            title: "Archive",
          },
        ],
      });
    });
  }
});

self.addEventListener(
  "notificationclick",
  (event) => {
    event.notification.close();
    if (event.action === "archive") {
      // User selected the Archive action.
      archiveEmail();
    } else {
      // User selected (e.g., clicked in) the main body of notification.
      clients.openWindow("/inbox");
    }
  },
  false,
);

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
notificationclick_event 40 17 44 No 24
16Supported on macOS 13 and later
40 40 44 27 No 4.0

See also

© 2005–2023 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerGlobalScope/notificationclick_event