up n_m

node_modules/@docusaurus/theme-classic/lib/theme/Navbar/MobileSidebar/SecondaryMenu/index.d.ts

@@ -0,0 +1,8 @@
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+/// <reference types="react" />
+export default function NavbarMobileSidebarSecondaryMenu(): JSX.Element | null;

node_modules/@docusaurus/theme-classic/lib/theme/Navbar/MobileSidebar/SecondaryMenu/index.js

@@ -0,0 +1,36 @@
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+import React from 'react';
+import {useThemeConfig} from '@docusaurus/theme-common';
+import {useNavbarSecondaryMenu} from '@docusaurus/theme-common/internal';
+import Translate from '@docusaurus/Translate';
+function SecondaryMenuBackButton(props) {
+  return (
+    <button {...props} type="button" className="clean-btn navbar-sidebar__back">
+      <Translate
+        id="theme.navbar.mobileSidebarSecondaryMenu.backButtonLabel"
+        description="The label of the back button to return to main menu, inside the mobile navbar sidebar secondary menu (notably used to display the docs sidebar)">
+        ← Back to main menu
+      </Translate>
+    </button>
+  );
+}
+// The secondary menu slides from the right and shows contextual information
+// such as the docs sidebar
+export default function NavbarMobileSidebarSecondaryMenu() {
+  const isPrimaryMenuEmpty = useThemeConfig().navbar.items.length === 0;
+  const secondaryMenu = useNavbarSecondaryMenu();
+  return (
+    <>
+      {/* edge-case: prevent returning to the primaryMenu when it's empty */}
+      {!isPrimaryMenuEmpty && (
+        <SecondaryMenuBackButton onClick={() => secondaryMenu.hide()} />
+      )}
+      {secondaryMenu.content}
+    </>
+  );
+}