Docs4dev
Docs
web_extensions / latest / api / permissions / onadded.html

permissions.onAdded

Fired when the extension granted new permissions.

Syntax

browser.permissions.onAdded.addListener(listener)
browser.permissions.onAdded.removeListener(listener)
browser.permissions.onAdded.hasListener(listener)

Events have three functions:

addListener(callback)

Adds a listener to this event.

removeListener(listener)

Stop listening to this event. The listener argument is the listener to remove.

hasListener(listener)

Check whether listener is registered for this event. Returns true if it is listening, false otherwise.

addListener syntax

Parameters

callback

Function that will be called when this event occurs. The function will be passed the following arguments:

permissions

permissions.Permissions object containing the permissions that were granted.

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
onAdded Yes 79 77 ? Yes 14 ? ? 79 ? 15 ?

Examples

function handleAdded(permissions) {
  console.log(`New API permissions: ${permissions.permissions}`);
  console.log(`New host permissions: ${permissions.origins}`);
}

browser.permissions.onAdded.addListener(handleAdded);

Note: This API is based on Chromium's chrome.permissions API.

© 2005–2023 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Mozilla/Add-ons/WebExtensions/API/permissions/onAdded