pageAction.show()
Shows the pageAction
for a given tab
. The page action is shown whenever the given tab is the active tab.
show()
overrides pattern matching, so the page action will be shown in the specified tab even if show_matches
does not match the URL or hide_matches
does.
Note that calling show()
has no effect on a tab with no content loaded.
Syntax
browser.pageAction.show( tabId // integer )
Parameters
tabId
-
integer
. The ID of thetab
for which you want to show the page action.
Return value
A Promise
that will be fulfilled with undefined
.
Browser compatibility
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
show |
Yes |
14 |
45 |
? |
Yes |
No |
? |
? |
50
Before version 56, the 'tabId' parameter was ignored, and the page action was shown for all tabs.
|
? |
? |
? |
Examples
This example shows the pageAction
for the active tab when the user selects a context menu item.
Note: You'll need the contextMenus
permission in your manifest to create context menu items.
browser.contextMenus.create({ id: "show", title: "Show page action" }) browser.contextMenus.onClicked.addListener(function(info, tab) { if (info.menuItemId == "show") { browser.pageAction.show(tab.id) } })
Example extensions
Note: This API is based on Chromium's chrome.pageAction
API. This documentation is derived from page_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/pageAction/show