runtime.onBrowserUpdateAvailable
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
listenerargument is the listener to remove. hasListener(listener)-
Checks whether a
listeneris registered for this event. Returnstrueif it is listening,falseotherwise.
addListener syntax
Parameters
function-
The function called when this event occurs.
Examples
Listen for this event:
js
function handleBrowserUpdateAvailable() {
// handle event
}
browser.runtime.onBrowserUpdateAvailable.addListener(
handleBrowserUpdateAvailable,
);
Browser compatibility
Note:
This API is based on Chromium's chrome.runtime API. This documentation is derived from runtime.json in the Chromium code.