management.onUninstalled()
Fired when an add-on is uninstalled.
This API requires the "management" API permission.
Syntax
browser.management.onUninstalled.addListener(listener) browser.management.onUninstalled.removeListener(listener) browser.management.onUninstalled.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)
- Checks whether a
listener
is registered for this event. Returnstrue
if it is listening,false
otherwise.
addListener syntax
Parameters
function
-
Callback function that will be called when this event occurs. The function will be passed the following argument:
info
-
ExtensionInfo
: info about the add-on that was uninstalled.
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 | |
onUninstalled |
Yes |
79 |
55
["Before version 56, only extensions whose
type is 'theme' are supported.", "This event is not emitted when the extension is in the \"pending uninstall\" state. The event is emitted as expected once the extension is completely removed (for example, when the about:addons tab is closed)."] |
? |
Yes |
No |
? |
? |
55
["Before version 56, only extensions whose
type is 'theme' are supported.", "This event is not emitted when the extension is in the \"pending uninstall\" state. The event is emitted as expected once the extension is completely removed (for example, when the about:addons tab is closed)."] |
? |
? |
? |
Examples
Log the names of add-ons when they are uninstalled:
browser.management.onUninstalled.addListener((info) => { console.log(info.name + " was uninstalled"); });
Note: This API is based on Chromium's chrome.management
API. This documentation is derived from management.json
in the Chromium code.
Microsoft Edge compatibility data is supplied by Microsoft Corporation and is included here under the Creative Commons Attribution 3.0 United States License.
© 2005–2021 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/management/onUninstalled