runtime.onSuspendCanceled

Sent after runtime.onSuspend to indicate that the app won't be unloaded after all.

Syntax

js
browser.runtime.onSuspendCanceled.addListener(listener)
browser.runtime.onSuspendCanceled.removeListener(listener)
browser.runtime.onSuspendCanceled.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. Returns true if it is listening, false otherwise.

addListener syntax

Parameters

listener

The function called when this event occurs.

Examples

Listen for SuspendCanceled events:

js
function handleSuspendCanceled() {
  console.log("Suspend canceled");
}

browser.runtime.onSuspendCanceled.addListener(handleSuspendCanceled);

Browser compatibility

desktop mobile
Chrome
Edge
Firefox
Opera
Safari
Firefox for Android
Safari on iOS
onSuspendCanceled
Chrome – Full support
Chrome 22 (Release date: 2012-09-25)
footnote Full support
Edge – Full support
Edge 79 (Release date: 2020-01-15)
footnote Full support
Firefox – Full support
Firefox 100 (Release date: 2022-05-03)
footnote
footnote This event does not fire until Firefox 106, when event pages are available.
Opera – Full support
Opera 15 (Release date: 2013-07-02)
footnote Full support
Safari – No support
Safari
footnote
footnote See bug 294458
Firefox for Android – Full support
Firefox for Android 100 (Release date: 2022-05-03)
footnote
footnote This event does not fire until Firefox for Android 106, when event pages are available.
Safari on iOS – No support
Safari on iOS
footnote
footnote See bug 294458

Legend

Tip: you can click/tap on a cell for more information.

Full support
Full support
No support
No support
See implementation notes.

Note: This API is based on Chromium's chrome.runtime API. This documentation is derived from runtime.json in the Chromium code.