Some years ago, I made this extension where most of the business logic happens in the background script. It works well when triggered from the custom button showing in the toolbar. I would now very much like to knock things up a notch and have: - background script executed as soon as Firefox has f…

Today I’ve discovered a more precise answer to juraj.masiar ’s question Isn’t background script executed automatically for each addon when browser starts? What is actually executed is the function that is associated with the click event of the browser action button, if, and only if, said function…

Looking for an event like "Firefox now fully armed and loaded"

Add-ons Development

hans_squared (Hans Squared) June 13, 2023, 5:05pm 4

Maybe in MV2, but in MV3, you have to rely on browser.runtime.onStartup and browser.runtime.onInstalled.
We had a question about this a few months ago: MV3 and Customizable Action Icon and Title

1 Like

Topic		Replies	Views
When is the extension loaded? Development	10	3614	October 1, 2017
Background script not loading Development issue	9	6067	April 1, 2022
Listener for when a page is finished loading Add-on Support	3	2411	April 24, 2022
Extension life cycle and "on startup finished" event Development	1	569	June 12, 2018
Firefox, new to extension, some question Development	3	660	November 19, 2018

Looking for an event like "Firefox now fully armed and loaded"

Related topics