---
title: devtools.panels.ElementsPanel
slug: Mozilla/Add-ons/WebExtensions/API/devtools/panels/ElementsPanel
tags:
  - API
  - Add-ons
  - DevTools
  - Extensions
  - Reference
  - WebExtensions
  - devtools.panels
  - devtools.panelsElementsPanel
translation_of: Mozilla/Add-ons/WebExtensions/API/devtools.panels/ElementsPanel
original_slug: Mozilla/Add-ons/WebExtensions/API/devtools.panels/ElementsPanel
---
<div>{{AddonSidebar()}}</div>

<p>Un <code>ElementsPanel</code> représente l'inspecteur HTML/CSS dans la devtools du navigateur. C'est ce qu'on appelle l'inspecteur de page dans Firefox et le panneau Éléments de Chrome.</p>

<h2 id="Fonctions">Fonctions</h2>

<dl>
 <dt><code><a href="/fr/Add-ons/WebExtensions/API/devtools.panels/ElementsPanel/createSidebarPane">devtools.panels.ElementsPanel.createSidebarPane()</a></code></dt>
 <dd>Crée un volet dans la barre latérale de l'inspecteur.</dd>
 <dt>
 <h2 id="Evénements">Evénements</h2>
 </dt>
 <dt><code><a href="/fr/Add-ons/WebExtensions/API/devtools.panels/ElementsPanel/onSelectionChanged">devtools.panels.ElementsPanel.onSelectionChanged</a></code></dt>
 <dd>Appèle lorsque l'utilisateur sélectionne un élément différent dans la page, par exemple en utilisant l'élément de menu contextuel "inspect élément".</dd>
</dl>

<h2 id="Compatibilité_du_navigateur">Compatibilité du navigateur</h2>

<p class="hidden">The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out <a href="https://github.com/mdn/browser-compat-data">https://github.com/mdn/browser-compat-data</a> and send us a pull request.</p>

<p>{{Compat("webextensions.api.devtools.panels.ElementsPanel", 10)}}</p>

<p>{{WebExtExamples}}</p>

<div class="note"><strong>Remerciements</strong>

<p>Cette API est basée sur l'API Chromium <a href="https://developer.chrome.com/extensions/devtools_panels"><code>chrome.devtools.panels</code></a>.</p>
</div>

<div class="hidden">
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