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
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:
function handleBrowserUpdateAvailable() {
// handle event
}
browser.runtime.onBrowserUpdateAvailable.addListener(
handleBrowserUpdateAvailable,
);
Browser compatibility
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Note:
This API is based on Chromium's chrome.runtime API. This documentation is derived from runtime.json in the Chromium code.