Mit Formular

2025-08-20 14:08:20 +02:00
parent 381b203e85
commit fc1de065c9
5 changed files with 240 additions and 120 deletions
--- a/mod_pdf_tree/tmpl/default.php
+++ b/mod_pdf_tree/tmpl/default.php
@@ -1,83 +1,141 @@
 <?php defined('_JEXEC') or die; ?>

 <style>
+/* =========================
+   Layout-Container
+   ========================= */
 .pdf-tree-wrapper {
  display: flex;
-  align-items: flex-start;
+  align-items: stretch;           /* wichtig für scrollende Kinder */
  gap: 1em;
  background: #f9f9f9;
  padding: 1em;
  border: 1px solid #ddd;
  border-radius: 6px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.05);
+  min-height: 0;                  /* erlaubt Overflow in Flex-Kindern */
 }

+/* Linke Spalte: Baum */
 .pdf-tree-container {
  flex: 0 0 30%;
-  max-height: 95vh;
+  max-height: calc(var(--vh, 100vh) - 160px);  /* robust auf Desktop/iPad */
  overflow: auto;
+  -webkit-overflow-scrolling: touch;           /* smooth scroll iOS */
+  min-height: 0;                               /* wichtig für Scrollbar */
 }

+/* Rechte Spalte: Vorschau */
 #pdf-preview {
-  flex: 1;
-  min-width: 800px;
-  height: 95vh;
+  flex: 1 1 auto;
+  min-width: 320px;                            /* iPad-freundlicher als 800px */
+  height: calc(var(--vh, 100vh) - 160px);
  border: 1px solid #ccc;
  background: #fff;
-  display: none;
+  display: none;                                /* wird erst bei Klick sichtbar */
+  min-height: 0;
+  position: relative;
 }

+/* Preview-Toolbar / Fallback-Link */
+.preview-actions {
+  display: none;
+  align-items: center;
+  justify-content: space-between;
+  gap: .5rem;
+  padding: .5rem .75rem;
+  border-bottom: 1px solid #eee;
+  background: #fafafa;
+}
+.preview-actions a,
+.preview-actions button {
+  font: inherit;
+  border: 1px solid #ccc;
+  background: #fff;
+  border-radius: 4px;
+  padding: .35rem .6rem;
+}
+
+/* iFrame */
 #pdf-preview iframe {
  width: 100%;
-  height: 100%;
+  height: calc(100% - 42px); /* Platz für .preview-actions */
  border: none;
  display: block;
 }
-.pdf-tree {
-  list-style: none;
-  margin: 0;
-  padding: 0;
-}
-.pdf-tree ul {
-  list-style: none;
-  margin-left: 1.5em;
-  padding: 0;
-  display: none;
-}

-.pdf-tree li {
-  margin: 0.3em 0;
-}
+/* =========================
+   Baum-Liste
+   ========================= */
+.pdf-tree { list-style: none; margin: 0; padding: 0; }
+.pdf-tree ul { list-style: none; margin-left: 1.25em; padding: 0; display: none; }
+.pdf-tree li { margin: 0.35em 0; }

+/* Touch-freundliche Tap-Ziele */
 .folder > .toggle {
  cursor: pointer;
-  width: 1em;
-  display: inline-block;
+  width: 1.5em;                    /* größer für Finger */
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
  user-select: none;
+  margin-right: .1em;
 }
+.folder > .folder-label {          /* gesamten Text klickbar machen */
+  cursor: pointer;
+  user-select: none;
+  padding: .15rem .1rem;           /* kleine Hitbox-Polster */
+  border-radius: 3px;
+}
+.folder > .folder-label:active { background: rgba(0,0,0,0.05); }
+
 .pdf-tree .meta { color: #666; }

-/* Optionale visuelle Trennung bei Dateien */
+/* Datei-Link */
 .file-link {
  text-decoration: none;
  color: #0366d6;
 }
-.file-link:hover {
-  text-decoration: underline;
-}
+.file-link:hover { text-decoration: underline; }
+.file-link:active { opacity: .7; }

+/* Buttons */
 .expand-collapse {
  margin-bottom: 0.5em;
+  display: flex;
+  gap: .5rem;
+  flex-wrap: wrap;
 }
 .expand-collapse button {
-  margin-right: 0.5em;
+  margin-right: 0; /* via gap */
+  font: inherit;
+  border: 1px solid #ccc;
+  background: #fff;
+  border-radius: 4px;
+  padding: .4rem .6rem;
+}
+
+/* Scrollbar-Optik (optional) */
+.pdf-tree-container::-webkit-scrollbar { width: 10px; }
+.pdf-tree-container::-webkit-scrollbar-thumb { background: rgba(0,0,0,.2); border-radius: 6px; }
+
+/* =========================
+   Responsive: iPad Portrait / schmal
+   ========================= */
+@media (max-width: 1024px) {
+  .pdf-tree-wrapper { flex-direction: column; }
+  .pdf-tree-container,
+  #pdf-preview {
+    max-height: calc(var(--vh, 100vh) - 220px);
+    height: auto;
+  }
 }
 </style>

 <!-- Buttons: Aus-/Einklappen -->
 <div class="expand-collapse">
-  <button id="expand-all">ausklappen</button>
-  <button id="collapse-all">einklappen</button>
+  <button id="expand-all" type="button">ausklappen</button>
+  <button id="collapse-all" type="button">einklappen</button>
 </div>

 <!-- PDF-Baum und Vorschau -->
@@ -85,49 +143,98 @@
  <div class="pdf-tree-container">
    <?= ModEisAnzeigeHelper::renderTree($items); ?>
  </div>
-  <div id="pdf-preview"></div>
+
+  <div id="pdf-preview">
+    <div class="preview-actions">
+      <span id="preview-filename" aria-live="polite"></span>
+      <a id="open-newtab" href="#" target="_blank" rel="noopener">in neuem Tab öffnen</a>
+    </div>
+    <!-- iFrame wird dynamisch eingesetzt -->
+  </div>
 </div>

 <script>
+// --- echtes Viewport-Height-Polyfill (fix für Safari/macOS/iOS) ---
+function setRealVh() {
+  const vh = window.innerHeight * 0.01;
+  document.documentElement.style.setProperty('--vh', `${vh * 100}px`);
+}
+setRealVh();
+window.addEventListener('resize', setRealVh, { passive: true });
+
 document.addEventListener('DOMContentLoaded', function () {
-    const preview = document.getElementById('pdf-preview');
-    if (!preview) return;
+  const treeContainer = document.querySelector('.pdf-tree-container');
+  const preview = document.getElementById('pdf-preview');
+  if (!treeContainer || !preview) return;

-    // (1) Verzeichnisse toggeln
-    document.querySelectorAll('.pdf-tree .toggle').forEach(toggle => {
-        toggle.addEventListener('click', () => {
-            const ul = toggle.closest('li').querySelector('ul');
-            if (ul) {
-                const visible = ul.style.display === 'block';
-                ul.style.display = visible ? 'none' : 'block';
-                toggle.textContent = visible ? '▶' : '▼';
-            }
-        });
-    });
+  const previewBar = preview.querySelector('.preview-actions');
+  const openNewTab = document.getElementById('open-newtab');
+  const previewName = document.getElementById('preview-filename');

-    // (2) Alle ausklappen
-    document.getElementById('expand-all')?.addEventListener('click', () => {
-        document.querySelectorAll('.pdf-tree ul').forEach(ul => ul.style.display = 'block');
-        document.querySelectorAll('.pdf-tree .toggle').forEach(t => t.textContent = '▼');
-    });
+  // --- (1) Verzeichnisse toggeln – Caret und Label (Event Delegation, robust für iPad) ---
+  treeContainer.addEventListener('click', (ev) => {
+    const t = ev.target;

-    // (3) Alle einklappen
-    document.getElementById('collapse-all')?.addEventListener('click', () => {
-        document.querySelectorAll('.pdf-tree ul').forEach(ul => ul.style.display = 'none');
-        document.querySelectorAll('.pdf-tree .toggle').forEach(t => t.textContent = '▶');
-    });
+    // Toggle per Caret
+    if (t.classList.contains('toggle')) {
+      const li = t.closest('li.folder');
+      if (!li) return;
+      const ul = li.querySelector(':scope > ul');
+      if (!ul) return;
+      const visible = ul.style.display === 'block';
+      ul.style.display = visible ? 'none' : 'block';
+      t.textContent = visible ? '▶' : '▼';
+      return;
+    }

-    // (4) PDF-Vorschau
-    document.querySelectorAll('.pdf-tree .file-link').forEach(link => {
-        link.addEventListener('click', e => {
-            e.preventDefault();
-            preview.style.display = 'block';
-            preview.innerHTML = ''; // Vorherige Vorschau entfernen
-            const iframe = document.createElement('iframe');
-            iframe.src = link.href;
-            iframe.loading = 'lazy';
-            preview.appendChild(iframe);
-        });
-    });
+    // Toggle per Ordner-Label
+    if (t.classList.contains('folder-label')) {
+      const li = t.closest('li.folder');
+      if (!li) return;
+      const caret = li.querySelector(':scope > .toggle');
+      if (caret) caret.click();
+      return;
+    }
+  });
+
+  // --- (2) Alle ausklappen (mit Scroll-to-top) ---
+  document.getElementById('expand-all')?.addEventListener('click', () => {
+    document.querySelectorAll('.pdf-tree ul').forEach(ul => ul.style.display = 'block');
+    document.querySelectorAll('.pdf-tree .toggle').forEach(t => t.textContent = '▼');
+    treeContainer.scrollTo({ top: 0, behavior: 'instant' });
+  });
+
+  // --- (3) Alle einklappen ---
+  document.getElementById('collapse-all')?.addEventListener('click', () => {
+    document.querySelectorAll('.pdf-tree ul').forEach(ul => ul.style.display = 'none');
+    document.querySelectorAll('.pdf-tree .toggle').forEach(t => t.textContent = '▶');
+  });
+
+  // --- (4) PDF-Vorschau + Fallback-Link (iOS: iframe kann zickig sein) ---
+  treeContainer.addEventListener('click', (ev) => {
+    const a = ev.target.closest('.file-link');
+    if (!a) return;
+
+    ev.preventDefault();
+
+    preview.style.display = 'block';
+    previewBar.style.display = 'flex';
+    previewName.textContent = a.getAttribute('data-filename') || a.textContent.trim();
+    openNewTab.href = a.href;
+
+    // iFrame neu setzen
+    preview.querySelector('iframe')?.remove();
+    const iframe = document.createElement('iframe');
+    iframe.setAttribute('title', 'PDF-Vorschau');
+    iframe.src = a.href;
+    iframe.loading = 'lazy';
+
+    // iOS Fallback: Wenn Onload nicht in 1.5s triggert, Link oben verwenden
+    let loaded = false;
+    const t = setTimeout(() => { /* optional Hinweis einblenden */ }, 1500);
+    iframe.addEventListener('load', () => { loaded = true; clearTimeout(t); }, { once: true });
+
+    preview.appendChild(iframe);
+  }, { passive: false });
 });
 </script>