runtime.onBrowserUpdateAvailable
Deprecated: This feature is no longer recommended. Though some browsers might still support it, it may have already been removed from the relevant web standards, may be in the process of being dropped, or may only be kept for compatibility purposes. Avoid using it, and update existing code if possible; see the compatibility table at the bottom of this page to guide your decision. Be aware that this feature may cease to work at any time.
Fired when an update for the browser is available, but it isn't installed immediately because a browser restart is required.
Syntax
js
browser.runtime.onBrowserUpdateAvailable.addListener(listener)
browser.runtime.onBrowserUpdateAvailable.removeListener(listener)
browser.runtime.onBrowserUpdateAvailable.hasListener(listener)
Events have three functions:
addListener(listener)
-
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
-
The function called when this event occurs.
Browser compatibility
BCD tables only load in the browser
Examples
Listen for this event:
js
function handleBrowserUpdateAvailable() {
// handle event
}
browser.runtime.onBrowserUpdateAvailable.addListener(handleBrowserUpdateAvailable);
Note: This API is based on Chromium's chrome.runtime
API. This documentation is derived from runtime.json
in the Chromium code.