tabs.onDetached 编辑

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. Returns true 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

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.

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