tabs.onDetached
Fired when a tab is detached from a window, for example because it is being moved between windows.
Syntax
browser.tabs.onDetached.addListener(listener)
browser.tabs.onDetached.removeListener(listener)
browser.tabs.onDetached.hasListener(listener)
Events have three functions:
addListener(callback)
- 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. Returnstrue
if it is listening,false
otherwise.
addListener syntax
Parameters
callback
-
Function that will be called when this event occurs. The function will be passed the following arguments:
tabId
integer
. ID of the tab that was detached.
detachInfo
object
. ID of the previous window, and index of the tab within it.
Additional objects
detachInfo
oldWindowId
integer
. ID of the previous window.oldPosition
integer
. Index position that the tab had in the old window.
Examples
Listen for detach events, and log the info:
function handleDetached(tabId, detachInfo) {
console.log("Tab: " + tabId + " moved");
console.log("Old window: " + detachInfo.oldWindowId);
console.log("Old index: " + detachInfo.oldPosition);
}
browser.tabs.onDetached.addListener(handleDetached);
Browser compatibility
BCD tables only load in the browser
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.