Called when the sidebar pane becomes hidden, as a result of the user switching away from it.
devtools.panels.ExtensionSidebarPane.onHidden
Syntax
browser.devtools.panels.onHidden.addListener(listener) browser.devtools.panels.onHidden.removeListener(listener) browser.devtools.panels.onHidden.hasListener(listener)
Events have three functions:
-
addListener(callback)
-
Adds a listener to this event.
-
removeListener(listener)
-
Stops listening to this event. The
listener
argument is the listener to remove. -
hasListener(listener)
-
Checks whether
listener
is registered for this event. Returnstrue
if it is listening, andfalse
otherwise.
addListener syntax
Parameters
-
callback
-
Function called when this event occurs. This function will be passed no arguments.
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 | |
onHidden |
Yes
|
79
|
57
This event is only fired when the user switches between sidebar panes, not when the user switches between devtools panels. See
bug 1412317.
|
?
|
Yes
|
No
|
?
|
?
|
No
|
?
|
No
|
?
|
Examples
Create a sidebar pane, and log show and hide events.
function onCreated(sidebarPane) { sidebarPane.onShown.addListener(() => { console.log("Shown"); }); sidebarPane.onHidden.addListener(() => { console.log("Hidden"); }); } browser.devtools.panels.elements.createSidebarPane("My pane").then(onCreated);
Note: This API is based on Chromium's chrome.devtools.panels
API.
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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Mozilla/Add-ons/WebExtensions/API/devtools/panels/ExtensionSidebarPane/onHidden