Sets the badge text for the browser action. The badge is displayed on top of the icon.
Tabs without an specific badge text will inherit the global badge text, which is ""
by default.
browser.browserAction.setBadgeText( details // object )
This API is also available as chrome.browserAction.setBadgeText()
.
details
object
. text
string
or null
. Any number of characters can be passed, but only about four can fit in the space.
Use an empty string - ""
- if you don't want any badge.
If a tabId
is specified, null
removes the tab-specific badge text so that the tab inherits the global badge text. Otherwise it reverts the global badge text to ""
.
If a windowId
is specified, null
removes the window-specific badge text so that the tab inherits the global badge text. Otherwise it reverts the global badge text to ""
.
tabId
Optional
integer
. Set the badge text only for the given tab. The text is reset when the user navigates this tab to a new page.windowId
Optional
integer
. Set the badge text for the given window.windowId
and tabId
are both supplied, the function fails.windowId
and tabId
are both omitted, the global badge is set.Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
setBadgeText |
Yes |
14 |
45
45-58
Tab-specific badge text is not cleared when a new page is loaded.
|
? |
Yes |
14 |
? |
? |
79 |
? |
? |
? |
null |
No |
No |
59 |
? |
No |
No |
? |
? |
79 |
? |
? |
? |
Add a badge indicating how many times the user clicked the button:
var clicks = 0; function increment() { browser.browserAction.setBadgeText({text: (++clicks).toString()}); } browser.browserAction.onClicked.addListener(increment);
Note: 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.
© 2005–2021 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Mozilla/Add-ons/WebExtensions/API/browserAction/setBadgeText