Website-Icon Alex Haack

HTML Theme-Switcher

HTML

Zuletzt aktualisiert am 13.06.2023 um 10:06 Uhr

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Dies ist ein Webfund, wo der Code etwas angepasst wurde, damit das Ganze auch lauffähig ist.

So sieht es in Aktion aus

HTML-Code

Hinweis: Diese HTML-Datei ist Web-Konform. Das Original enthielt zu viele Fehler.

Original von haxzie

Tipp: WordPress HTML Theme Switcher

<!DOCTYPE html>
<html lang="en" class="theme-light">
  <head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Light and Dark theme switcher</title>
    <style>
      html,
      body {
      margin: 0;
      padding: 0;
      height: 100%;
      width: 100%;
      }
      .theme-light {
      --color-primary: #0060df;
      --color-secondary: #fbfbfe;
      --color-accent: #fd6f53;
      --font-color: #000000;
      }
      .theme-dark {
      --color-primary: #17ed90;
      --color-secondary: #2a2c2d;
      --color-accent: #12cdea;
      --font-color: #ffffff;
      }
      .container {
      display: flex;
      width: 100%;
      height: 100%;
      background: var(--color-secondary);
      flex-direction: column;
      justify-content: center;
      align-items: center;
      }
      .container h1 {
      color: var(--font-color);
      font-family: sans-serif;
      }
      .container button {
      color: var(--font-color);
      background: var(--color-primary);
      padding: 10px 20px;
      border: 0;
      border-radius: 5px;
      }
      /* The switch - the box around the slider */
      .switch {
      position: relative;
      display: inline-block;
      width: 60px;
      height: 34px;
      }
      /* Hide default HTML checkbox */
      .switch input {
      opacity: 0;
      width: 0;
      height: 0;
      }
      /* The slider */
      .slider {
      position: absolute;
      cursor: pointer;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background-color: #ccc;
      -webkit-transition: 0.4s;
      transition: 0.4s;
      }
      .slider:before {
      position: absolute;
      content: "";
      height: 40px;
      width: 40px;
      left: 0px;
      bottom: 4px;
      top: 0;
      bottom: 0;
      margin: auto 0;
      -webkit-transition: 0.4s;
      transition: 0.4s;
      box-shadow: 0 0px 15px #2020203d;
      background: white url('night.png');
      background-repeat: no-repeat;
      background-position: center;
      }
      input:checked + .slider {
      background-color: #2196f3;
      }
      input:focus + .slider {
      box-shadow: 0 0 1px #2196f3;
      }
      input:checked + .slider:before {
      -webkit-transform: translateX(24px);
      -ms-transform: translateX(24px);
      transform: translateX(24px);
      background: white url('sunny.png');
      background-repeat: no-repeat;
      background-position: center;
      }
      /* Rounded sliders */
      .slider.round {
      border-radius: 34px;
      }
      .slider.round:before {
      border-radius: 50%;
      }
    </style>
    <script>
      window.console = window.console || function(t) {};
      if (document.location.search.match(/type=embed/gi)) { window.parent.postMessage("resize", "*"); }
    </script>
  </head>
  <body>
    <div class="container">
      <h1>Theme Switcher</h1>
      <label id="switch" class="switch">
      <input type="checkbox" onchange="toggleTheme()" id="slider">
      <span class="slider round"></span>
      </label>
      <!-- <button id="switch" onclick="toggleTheme()">Switch</button> -->
    </div>
    <script id="rendered-js" >
      // function to set a given theme/color-scheme
      function setTheme(themeName) {
        localStorage.setItem('theme', themeName);
        document.documentElement.className = themeName;
      }
      
      // function to toggle between light and dark theme
      function toggleTheme() {
        if (localStorage.getItem('theme') === 'theme-dark') {
          setTheme('theme-light');
        } else {
          setTheme('theme-dark');
        }
      }
      
      // Immediately invoked function to set the theme on initial load
      (function () {
        if (localStorage.getItem('theme') === 'theme-dark') {
          setTheme('theme-dark');
          document.getElementById('slider').checked = false;
        } else {
          setTheme('theme-light');
          document.getElementById('slider').checked = true;
        }
      })();
    </script>
  </body>
</html>

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