Sets the background color for the badge.
Syntax
browser.browserAction.setBadgeBackgroundColor( details // object )
Parameters
detailsobject.color- The color, specified as one of:
-
- a string: any CSS <color> value, For example "red", "#FF0000", or "rgb(255,0,0)".
Use an empty string -""- to clear the background. - a
browserAction.ColorArray
- a string: any CSS <color> value, For example "red", "#FF0000", or "rgb(255,0,0)".
tabIdOptionalinteger. Sets the badge background color only for the given tab.
Browser compatibility
The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
| Chrome | Edge | Firefox | Firefox for Android | Opera | |
|---|---|---|---|---|---|
| Basic support | Yes | Yes | 45 | No | Yes |
The default color in Firefox is: [ 217, 0, 0, 255 ].
Examples
A background color that starts off as red, and turns green when the browser action is clicked:
browser.browserAction.setBadgeText({text: "1234"});
browser.browserAction.setBadgeBackgroundColor({color: "red"});
browser.browserAction.onClicked.addListener(()=> {
browser.browserAction.setBadgeBackgroundColor({color: "green"});
});
Set the badge background color only for the active tab:
browser.browserAction.setBadgeText({text: "1234"});
browser.browserAction.setBadgeBackgroundColor({color: "red"});
browser.browserAction.onClicked.addListener((tab)=> {
browser.browserAction.setBadgeBackgroundColor({
color: "green",
tabId: tab.id
});
});
Acknowledgements
This API is based on Chromium's chrome.browserAction API. This documentation is derived from browser_action.json in the Chromium code.
Microsoft Edge compatibility data is supplied by Microsoft Corporation and is included here under the Creative Commons Attribution 3.0 United States License.
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