<!DOCTYPE html>
<html lang="zh-CN">
<head>
  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  <title>Kole UI · ButtonGroup（普通 H5）</title>
  <link rel="stylesheet" href="../.design_library/kole-ui/colors_and_type.css" />
  <link rel="stylesheet" href="ButtonGroup.css" />
  <style>body{margin:0;padding:24px;background: var(--kole-color-page-bg);display:flex;flex-direction:column;gap:16px;}</style>
</head>
<body>
  <div class="kole-btngroup" id="single"></div>
  <div class="kole-btngroup" id="multi"></div>

  <script>
    function paint(el, options, selected, multiple) {
      el.innerHTML = options.map(function (o) {
        var on = multiple ? selected.indexOf(o.value) >= 0 : selected === o.value;
        var cls = 'kole-btngroup-btn' + (on ? ' is-selected' : '') + (o.disabled ? ' is-disabled' : '');
        return '<button class="' + cls + '" data-value="' + o.value + '" ' + (o.disabled ? 'disabled' : '') + '>' + o.label + '</button>';
      }).join('');
      el.querySelectorAll('button').forEach(function (b) {
        b.addEventListener('click', function () {
          var v = b.dataset.value;
          if (multiple) {
            var i = selected.indexOf(v);
            if (i >= 0) selected.splice(i, 1); else selected.push(v);
          } else {
            selected = v;
          }
          paint(el, options, selected, multiple);
        });
      });
    }

    paint(document.getElementById('single'),
      [{ label: '日', value: 'day' }, { label: '周', value: 'week' }, { label: '月', value: 'month' }], 'week', false);

    paint(document.getElementById('multi'),
      [{ label: '红', value: 'r' }, { label: '绿', value: 'g' }, { label: '蓝', value: 'b', disabled: true }], ['r'], true);
  </script>
</body>
</html>
