index.md

---

title: omnibox.onInputCancelled
slug: Mozilla/Add-ons/WebExtensions/API/omnibox/onInputCancelled
page-type: webextension-api-event
tags:
  - API
  - Add-ons
  - Event
  - Extensions
  - Reference
  - WebExtensions
  - omnibox
  - onInputCancelled
browser-compat: webextensions.api.omnibox.onInputCancelled

---

{{AddonSidebar()}}

Fired when the user has cancelled their interaction with your extension (for example, by clicking outside the address bar).

Syntax

browser.omnibox.onInputCancelled.addListener(listener)
browser.omnibox.onInputCancelled.removeListener(listener)
browser.omnibox.onInputCancelled.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)

  • : Check whether listener is registered for this event. Returns true if it is listening, false otherwise.

addListener syntax

The listener function is passed no parameters.

Browser compatibility

{{Compat}}

Examples

browser.omnibox.onInputCancelled.addListener(() => {
  console.log("The user cancelled the session.");
});

{{WebExtExamples}}

Note: This API is based on Chromium's chrome.omnibox API.