tabs.setZoom()
Zooms the specified tab.
This is an asynchronous function that returns a Promise
.
Syntax
var zooming = browser.tabs.setZoom(
tabId, // optional integer
zoomFactor // number
)
Parameters
Return value
A Promise
that will be fulfilled with no arguments after the zoom factor has been changed. If the tab could not be found or some other error occurs, the promise will be rejected with an error message.
Examples
Set the zoom factor for the current tab to 2:
function onError(error) {
console.log(`Error: ${error}`);
}
var setting = browser.tabs.setZoom(2);
setting.then(null, onError);
Set the zoom factor for the tab whose ID is 16 tab to 0.5:
function onError(error) {
console.log(`Error: ${error}`);
}
var setting = browser.tabs.setZoom(16, 0.5);
setting.then(null, onError);
Example extensions
Browser compatibility
Report problems with this compatibility data on GitHubwebextensions-desktop | webextensions-mobile | |||||
---|---|---|---|---|---|---|
setZoom | ChromeFull supportYes | EdgeFull support79 | FirefoxFull support45 | OperaFull supportYes | SafariFull support14 | Firefox for AndroidNo supportNo |
Legend
- Full support
- Full support
- No support
- No support
The compatibility table on 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.
Acknowledgements
This API is based on Chromium's chrome.tabs
API. This documentation is derived from tabs.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.