1 files changed, 48 insertions, 0 deletions
diff --git a/devtools/client/aboutdebugging/components/panel-menu-entry.js b/devtools/client/aboutdebugging/components/panel-menu-entry.js
new file mode 100644
index 000000000..1af02d435
--- /dev/null
+++ b/devtools/client/aboutdebugging/components/panel-menu-entry.js
@@ -0,0 +1,48 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+const { createClass, DOM: dom, PropTypes } =
+  require("devtools/client/shared/vendor/react");
+
+module.exports = createClass({
+  displayName: "PanelMenuEntry",
+
+  propTypes: {
+    icon: PropTypes.string.isRequired,
+    id: PropTypes.string.isRequired,
+    name: PropTypes.string.isRequired,
+    selected: PropTypes.bool,
+    selectPanel: PropTypes.func.isRequired
+  },
+
+  onClick() {
+    this.props.selectPanel(this.props.id);
+  },
+
+  onKeyDown(event) {
+    if ([" ", "Enter"].includes(event.key)) {
+      this.props.selectPanel(this.props.id);
+    }
+  },
+
+  render() {
+    let { id, name, icon, selected } = this.props;
+
+    // Here .category, .category-icon, .category-name classnames are used to
+    // apply common styles defined.
+    let className = "category" + (selected ? " selected" : "");
+    return dom.div({
+      "aria-selected": selected,
+      "aria-controls": id + "-panel",
+      className,
+      onClick: this.onClick,
+      onKeyDown: this.onKeyDown,
+      tabIndex: "0",
+      role: "tab" },
+    dom.img({ className: "category-icon", src: icon, role: "presentation" }),
+    dom.div({ className: "category-name" }, name));
+  }
+});