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fix: support keyboard navigation for menus (#988)
1 parent a61602e commit c55c466

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9 files changed

+116
-33
lines changed

9 files changed

+116
-33
lines changed

‎layouts/404.html

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@@ -13,8 +13,6 @@
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<div class="wrapper">
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<input type="checkbox" class="hidden" id="menu-header-control" />
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{{ partial "site-header" (dict "Root" . "MenuEnabled" false) }}
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‎layouts/_default/baseof.html

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@@ -32,8 +32,6 @@
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<div
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class="wrapper {{ if default false .Site.Params.geekdocDarkModeDim }}dark-mode-dim{{ end }}"
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>
35-
<input type="checkbox" class="hidden" id="menu-control" />
36-
<input type="checkbox" class="hidden" id="menu-header-control" />
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{{ $navEnabled := default true .Page.Params.geekdocNav }}
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{{ partial "site-header" (dict "Root" . "MenuEnabled" $navEnabled) }}
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‎layouts/partials/language.html

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@@ -1,6 +1,6 @@
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{{ if hugo.IsMultilingual }}
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<span class="gdoc-language">
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<ul class="gdoc-language__selector" role="button" aria-pressed="false" tabindex="0">
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<ul class="gdoc-language__selector" tabindex="0" role="button" aria-pressed="false">
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<li>
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{{ range .Site.Languages }}
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{{ if eq . $.Site.Language }}

‎layouts/partials/site-header.html

Lines changed: 27 additions & 22 deletions
Original file line numberDiff line numberDiff line change
@@ -1,15 +1,19 @@
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<header class="gdoc-header">
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<div class="container flex align-center justify-between">
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{{ if .MenuEnabled }}
4-
<label for="menu-control" class="gdoc-nav__control" tabindex="0">
5-
<svg class="gdoc-icon gdoc_menu">
6-
<title>{{ i18n "button_nav_open" }}</title>
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<use xlink:href="#gdoc_menu"></use>
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</svg>
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<svg class="gdoc-icon gdoc_arrow_back">
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<title>{{ i18n "button_nav_close" }}</title>
11-
<use xlink:href="#gdoc_arrow_back"></use>
12-
</svg>
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<label for="menu-control" class="gdoc-nav__control">
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<div tabindex="0" role="button" aria-pressed="false">
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<input type="checkbox" class="hidden" id="menu-control" />
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<svg class="gdoc-icon gdoc_menu">
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<title>{{ i18n "button_nav_open" }}</title>
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<use xlink:href="#gdoc_menu"></use>
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</svg>
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<svg class="gdoc-icon gdoc_arrow_back">
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<title>{{ i18n "button_nav_close" }}</title>
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<use xlink:href="#gdoc_arrow_back"></use>
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</svg>
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</div>
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</label>
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{{ end }}
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<div>
@@ -24,14 +28,14 @@
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</span>
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</a>
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</div>
27-
<div class="gdoc-menu-header">
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<div class="gdoc-menu-header flex gap-16">
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<span class="gdoc-menu-header__items">
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{{ if .Root.Site.Data.menu.extra.header }}
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{{ partial "menu-extra" (dict "current" .Root "source" .Root.Site.Data.menu.extra.header "target" "header") }}
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{{ end }}
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3337

34-
<span id="gdoc-color-theme">
38+
<span id="gdoc-color-theme" tabindex="0" role="button" aria-pressed="false">
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<svg class="gdoc-icon gdoc_brightness_dark">
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<title>{{ i18n "button_toggle_dark" }}</title>
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<use xlink:href="#gdoc_brightness_dark"></use>
@@ -56,23 +60,24 @@
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</span>
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{{ partial "language" .Root }}
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</span>
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<span class="gdoc-menu-header__control">
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<label for="menu-header-control">
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<div tabindex="0" role="button" aria-pressed="false">
67+
<input type="checkbox" class="hidden" id="menu-header-control" />
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60-
61-
<span class="gdoc-menu-header__control">
62-
<label for="menu-header-control">
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<svg class="gdoc-icon gdoc_keyboard_arrow_right">
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<use xlink:href="#gdoc_keyboard_arrow_right"></use>
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<title>{{ i18n "button_menu_close" }}</title>
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</svg>
67-
</label>
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</span>
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<svg class="gdoc-icon gdoc_keyboard_arrow_left">
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<use xlink:href="#gdoc_keyboard_arrow_left"></use>
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<title>{{ i18n "button_menu_open" }}</title>
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</svg>
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</div>
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</label>
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</span>
70-
<label for="menu-header-control" class="gdoc-menu-header__control">
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<svg class="gdoc-icon gdoc_keyboard_arrow_left">
72-
<use xlink:href="#gdoc_keyboard_arrow_left"></use>
73-
<title>{{ i18n "button_menu_open" }}</title>
74-
</svg>
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</label>
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</div>
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</div>
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</header>

‎src/js/accessibility.js

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,63 @@
1+
document.addEventListener("DOMContentLoaded", function () {
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// Find all elements with role="button"
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const buttonRoleElements = document.querySelectorAll('[role="button"]')
4+
5+
const gdocNav = document.querySelector(".gdoc-nav")
6+
const gdocPage = document.querySelector(".gdoc-page")
7+
8+
buttonRoleElements.forEach((buttonElement) => {
9+
// Check if this button controls a checkbox
10+
const controlId = buttonElement.parentElement.getAttribute("for")
11+
if (!controlId) return
12+
13+
const controlElement = document.getElementById(controlId)
14+
if (!controlElement || controlElement.type !== "checkbox") return
15+
16+
// Set initial accessibility state
17+
buttonElement.setAttribute("aria-pressed", controlElement.checked)
18+
19+
if (controlId === "menu-control" && gdocNav && gdocPage) {
20+
updateMenuAccessibility(controlElement.checked)
21+
}
22+
23+
buttonElement.addEventListener("click", function () {
24+
this.setAttribute("aria-pressed", controlElement.checked)
25+
26+
if (controlId === "menu-control" && gdocNav && gdocPage) {
27+
updateMenuAccessibility(controlElement.checked)
28+
}
29+
})
30+
31+
buttonElement.addEventListener("keydown", function (event) {
32+
if (event.key === "Enter") {
33+
controlElement.checked = !controlElement.checked
34+
this.setAttribute("aria-pressed", controlElement.checked)
35+
36+
if (controlId === "menu-control" && gdocNav && gdocPage) {
37+
updateMenuAccessibility(controlElement.checked)
38+
}
39+
40+
event.preventDefault()
41+
}
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})
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})
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45+
// Helper function for menu navigation accessibility
46+
function updateMenuAccessibility(isMenuOpen) {
47+
if (!gdocNav || !gdocPage) return
48+
49+
if (isMenuOpen) {
50+
gdocNav.removeAttribute("inert")
51+
gdocNav.setAttribute("aria-hidden", false)
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53+
gdocPage.setAttribute("inert", "")
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gdocPage.setAttribute("aria-hidden", true)
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} else {
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gdocNav.setAttribute("inert", "")
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gdocNav.setAttribute("aria-hidden", true)
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59+
gdocPage.removeAttribute("inert")
60+
gdocPage.setAttribute("aria-hidden", false)
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}
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}
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})

‎src/js/colorTheme.js

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@@ -7,14 +7,25 @@ import { TOGGLE_COLOR_THEMES, THEME, COLOR_THEME_AUTO } from "./config.js"
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document.addEventListener("DOMContentLoaded", () => {
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const colorThemeToggle = document.getElementById("gdoc-color-theme")
99

10-
colorThemeToggle.onclick = function () {
10+
function toggleColorTheme() {
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let lstore = Storage.namespace(THEME)
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let currentColorTheme = lstore.get("color-theme") || COLOR_THEME_AUTO
1313
let nextColorTheme = toggle(TOGGLE_COLOR_THEMES, currentColorTheme)
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1515
lstore.set("color-theme", TOGGLE_COLOR_THEMES[nextColorTheme])
1616
applyTheme(false)
1717
}
18+
19+
colorThemeToggle.onclick = function () {
20+
toggleColorTheme()
21+
}
22+
23+
colorThemeToggle.addEventListener("keydown", function (event) {
24+
if (event.key === "Enter") {
25+
toggleColorTheme()
26+
event.preventDefault()
27+
}
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})
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})
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function applyTheme(init = true) {

‎src/js/index.js

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@@ -1,4 +1,5 @@
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import Clipboard from "clipboard"
2+
import "./accessibility.js"
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34
document.addEventListener("DOMContentLoaded", function () {
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let clipboard = new Clipboard(".clip")

‎src/sass/_mobile.scss

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@@ -31,6 +31,12 @@
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display: none;
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}
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34+
&__control {
35+
svg.gdoc-icon.gdoc_keyboard_arrow_right {
36+
display: none;
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}
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}
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&__control,
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&__home {
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display: flex;
@@ -76,7 +82,7 @@
7682
}
7783
}
7884

79-
#menu-control:checked ~ main {
85+
.wrapper:has(#menu-control:checked) {
8086
.gdoc-nav nav,
8187
.gdoc-page {
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transform: translateX(defaults.$menu-width);
@@ -85,9 +91,7 @@
8591
.gdoc-page {
8692
opacity: 0.25;
8793
}
88-
}
8994

90-
#menu-control:checked ~ .gdoc-header .gdoc-nav__control {
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svg.gdoc-icon.gdoc_menu {
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display: none;
9397
}
@@ -97,7 +101,7 @@
97101
}
98102
}
99103

100-
#menu-header-control:checked ~ .gdoc-header {
104+
.wrapper:has(#menu-header-control:checked) {
101105
.gdoc-brand {
102106
display: none;
103107
}
@@ -111,6 +115,9 @@
111115
svg.gdoc-icon.gdoc_keyboard_arrow_left {
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display: none;
113117
}
118+
svg.gdoc-icon.gdoc_keyboard_arrow_right {
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display: inline-block;
120+
}
114121
}
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}
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}

‎webpack.config.js

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@@ -87,7 +87,7 @@ var config = {
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generate(seed, files) {
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let manifest = {}
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90-
files.forEach(function (element, index) {
90+
files.forEach(function (element) {
9191
if (element.name.endsWith("VERSION")) return
9292
if (element.name.endsWith(".svg")) return
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if (element.name.startsWith("fonts/")) return

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