robert
/
xjs


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Selection.layer() + dataset - Animal.js</title>
  <link rel="stylesheet" href="../demo.css">
  <style>
    .row {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-items: center;
    }
    .btn {
      appearance: none;
      border: 1px solid rgba(255,255,255,0.12);
      background: rgba(255,255,255,0.04);
      color: #fff;
      border-radius: 999px;
      padding: 10px 14px;
      font-weight: 650;
      cursor: pointer;
      transition: border-color 0.15s ease, background 0.15s ease;
    }
    .btn:hover { border-color: rgba(255,255,255,0.22); background: rgba(255,255,255,0.06); }
    .btn.danger { border-color: rgba(255,75,75,0.55); background: rgba(255,75,75,0.12); }
    .btn.danger:hover { border-color: rgba(255,75,75,0.7); background: rgba(255,75,75,0.18); }
    .pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      border: 1px solid rgba(255,255,255,0.08);
      background: rgba(255,255,255,0.03);
      border-radius: 999px;
      padding: 8px 12px;
      font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
      font-size: 12px;
      color: #b7b7b7;
      overflow-x: auto;
      max-width: 100%;
      white-space: nowrap;
    }
    .demo-visual { padding: 22px 24px; }
    .hint { font-size: 12px; color: #8c8c8c; line-height: 1.5; margin-top: 12px; }
  </style>
</head>
<body>
  <div class="container">
    <div class="page-top">
      <div class="crumb">UI › LAYER</div>
      <div class="since">BINDING</div>
    </div>

    <h1>Selection.layer() + dataset</h1>
    <p class="description">
      Bind click-to-popup via <code class="inline">xjs('.btn').layer(options)</code>, or via <code class="inline">data-layer-*</code> attributes.
    </p>

    <div class="box-container">
      <div class="box-header">
        <div class="box-title">Binding example</div>
        <div class="tabs">
          <div class="tab active" onclick="switchTab('js')">JavaScript</div>
          <div class="tab" onclick="switchTab('html')">HTML</div>
          <div class="tab" onclick="switchTab('css')">CSS</div>
        </div>
      </div>

      <pre id="js-code" class="code-view active">// 1) Bind with explicit options
xjs('.btn-delete').layer({
  title: 'Delete item?',
  text: 'This action cannot be undone.',
  icon: 'warning',
  showCancelButton: true
});

// 2) Bind from data-* (no JS options needed)
xjs('.btn-data').layer();</pre>

      <pre id="html-code" class="html-view">&lt;button class="btn danger btn-delete"&gt;Delete (bind .layer)&lt;/button&gt;

&lt;button
  class="btn btn-data"
  data-layer-title="Data-driven popup"
  data-layer-text="Configured via data-layer-* attributes"
  data-layer-icon="success"
  data-layer-cancel="true"
&gt;Open (data-layer-*)&lt;/button&gt;</pre>

      <pre id="css-code" class="css-view">/* Local styles for buttons only */</pre>

      <div class="feature-desc">
        <strong>功能说明：</strong>验证 <code class="inline">Selection.layer()</code> 的去重绑定与 dataset 解析（<code class="inline">data-layer-title/text/icon/cancel</code>）。
      </div>

      <div class="demo-visual">
        <div class="row">
          <button class="btn danger btn-delete">Delete (bind .layer)</button>
          <button
            class="btn btn-data"
            data-layer-title="Data-driven popup"
            data-layer-text="Configured via data-layer-* attributes"
            data-layer-icon="success"
            data-layer-cancel="true"
          >Open (data-layer-*)</button>
        </div>
        <div class="hint">
          Re-binding calls should replace old handlers automatically.
          <span class="pill">xjs('.btn').layer(options)</span>
        </div>
      </div>

      <div class="action-bar">
        <button class="play-btn" onclick="bindAll()">RE-BIND</button>
      </div>
    </div>

    <div class="doc-nav" aria-label="Previous and next navigation">
      <a href="#" id="prevLink" onclick="goPrev(); return false;">
        <span><span class="nav-label">Previous</span><br><span class="nav-title" id="prevTitle">—</span></span>
        <span aria-hidden="true">←</span>
      </a>
      <div class="nav-center" id="navCenter">Layer</div>
      <a href="#" id="nextLink" onclick="goNext(); return false;">
        <span><span class="nav-label">Next</span><br><span class="nav-title" id="nextTitle">—</span></span>
        <span aria-hidden="true">→</span>
      </a>
    </div>
  </div>

  <script src="../highlight_css.js"></script>
  <!-- NOTE: xjs.js bundles an older Layer in some builds.
       For local testing, load standalone layer.js last to ensure this page uses the edited Layer implementation. -->
  <script src="../../xjs.js?v=dev"></script>
  <script src="../../layer.js?v=dev"></script>
  <script>
    const CURRENT = 'layer/test_selection_layer_dataset.html';

    function switchTab(tab) {
      document.querySelectorAll('.tab').forEach(t => t.classList.remove('active'));
      document.querySelectorAll('.code-view, .html-view, .css-view').forEach(v => v.classList.remove('active'));
      if (tab === 'js') {
        document.querySelector('.tabs .tab:nth-child(1)')?.classList.add('active');
        document.getElementById('js-code')?.classList.add('active');
      } else if (tab === 'html') {
        document.querySelector('.tabs .tab:nth-child(2)')?.classList.add('active');
        document.getElementById('html-code')?.classList.add('active');
      } else {
        document.querySelector('.tabs .tab:nth-child(3)')?.classList.add('active');
        document.getElementById('css-code')?.classList.add('active');
      }
    }

    function bindAll() {
      xjs('.btn-delete').layer({
        title: 'Delete item?',
        text: 'This action cannot be undone.',
        icon: 'warning',
        showCancelButton: true
      });
      xjs('.btn-data').layer(); // reads data-layer-* attributes
    }

    function goPrev() { window.parent?.docNavigatePrev?.(CURRENT); }
    function goNext() { window.parent?.docNavigateNext?.(CURRENT); }

    function syncNavLabels() {
      const api = window.parent?.docGetPrevNext;
      if (typeof api !== 'function') return;
      const { prev, next, current } = api(CURRENT) || {};
      const prevLink = document.getElementById('prevLink');
      const nextLink = document.getElementById('nextLink');
      if (prev) document.getElementById('prevTitle').textContent = prev.title || prev.url;
      else { prevLink.style.visibility = 'hidden'; }
      if (next) document.getElementById('nextTitle').textContent = next.title || next.url;
      else { nextLink.style.visibility = 'hidden'; }
      document.getElementById('navCenter').textContent = (current && current.group) ? current.group : 'Layer';
    }

    try { window.parent?.setMiddleActive?.(CURRENT); } catch {}
    syncNavLabels();
    setTimeout(bindAll, 250);
  </script>
</body>
</html>