devdocs/assets/javascripts/templates/pages/settings_tmpl.js

themeOption = ({ label, value }, settings) -> """
  <label class="_settings-label _theme-label">
    <input type="radio" name="theme" value="#{value}"#{if settings.theme == value then ' checked' else ''}>
    #{label}
  </label>
"""

app.templates.settingsPage = (settings) -> """
  <h1 class="_lined-heading">Preferences</h1>

  <div class="_settings-fieldset">
    <h2 class="_settings-legend">Theme:</h2>
    <div class="_settings-inputs">
      #{if settings.autoSupported
          themeOption label: "Automatic <small>Matches system setting</small>", value: "auto", settings
        else
          ""}
      #{themeOption label: "Light", value: "default", settings}
      #{themeOption label: "Dark", value: "dark", settings}
    </div>
  </div>

  <div class="_settings-fieldset">
    <h2 class="_settings-legend">General:</h2>

    <div class="_settings-inputs">
      <label class="_settings-label _setting-max-width">
        <input type="checkbox" form="settings" name="layout" value="_max-width"#{if settings['_max-width'] then ' checked' else ''}>Enable fixed-width layout
      </label>
      <label class="_settings-label _setting-text-justify-hyphenate">
        <input type="checkbox" form="settings" name="layout" value="_text-justify-hyphenate"#{if settings['_text-justify-hyphenate'] then ' checked' else ''}>Enable justified layout and automatic hyphenation
      </label>
      <label class="_settings-label _hide-on-mobile">
        <input type="checkbox" form="settings" name="layout" value="_sidebar-hidden"#{if settings['_sidebar-hidden'] then ' checked' else ''}>Automatically hide and show the sidebar
        <small>Tip: drag the edge of the sidebar to resize it.</small>
      </label>
      <label class="_settings-label _hide-on-mobile">
        <input type="checkbox" form="settings" name="noAutofocus" value="_no-autofocus"#{if settings.noAutofocus then ' checked' else ''}>Disable autofocus of search input
      </label>
      <label class="_settings-label">
        <input type="checkbox" form="settings" name="autoInstall" value="_auto-install"#{if settings.autoInstall then ' checked' else ''}>Automatically download documentation for offline use
        <small>Only enable this when bandwidth isn't a concern to you.</small>
      </label>
      <label class="_settings-label _hide-in-development">
        <input type="checkbox" form="settings" name="analyticsConsent"#{if settings.analyticsConsent then ' checked' else ''}>Enable tracking cookies
        <small>With this checked, we enable Google Analytics and Gauges to collect anonymous traffic information.</small>
      </label>
    </div>
  </div>

  <div class="_settings-fieldset _hide-on-mobile">
    <h2 class="_settings-legend">Scrolling:</h2>

    <div class="_settings-inputs">
      <label class="_settings-label">
        <input type="checkbox" form="settings" name="smoothScroll" value="1"#{if settings.smoothScroll then ' checked' else ''}>Use smooth scrolling
      </label>
      <label class="_settings-label _setting-native-scrollbar">
        <input type="checkbox" form="settings" name="layout" value="_native-scrollbars"#{if settings['_native-scrollbars'] then ' checked' else ''}>Use native scrollbars
      </label>
      <label class="_settings-label">
        <input type="checkbox" form="settings" name="arrowScroll" value="1"#{if settings.arrowScroll then ' checked' else ''}>Use arrow keys to scroll the main content area
        <small>With this checked, use <code class="_label">shift</code> + <code class="_label">&uarr;</code><code class="_label">&darr;</code><code class="_label">&larr;</code><code class="_label">&rarr;</code> to navigate the sidebar.</small>
      </label>
      <label class="_settings-label">
        <input type="checkbox" form="settings" name="spaceScroll" value="1"#{if settings.spaceScroll then ' checked' else ''}>Use spacebar to scroll during search
      </label>
      <label class="_settings-label">
        <input type="number" step="0.1" form="settings" name="spaceTimeout" min="0" max="5" value="#{settings.spaceTimeout}"> Delay until you can scroll by pressing space
        <small>Time in seconds</small>
      </label>
    </div>
  </div>

  <p class="_hide-on-mobile">
    <button type="button" class="_btn" data-action="export">Export</button>
    <label class="_btn _file-btn"><input type="file" form="settings" name="import" accept=".json">Import</label>

  <p>
    <button type="button" class="_btn-link _reset-btn" data-behavior="reset">Reset all preferences and data</button>
"""