Release Vulpes OS 2.7-preview.22

tundra/devices/beatles/diagnostic-app/app.js

@@ -0,0 +1,21 @@
+/* SPDX-License-Identifier: MPL-2.0 */
+(function () {
+  'use strict';
+  var pages = document.querySelectorAll('.page');
+  var current = 0;
+  function show(index) {
+    current = (index + pages.length) % pages.length;
+    for (var i = 0; i < pages.length; i++) {
+      pages[i].classList.toggle('active', i === current);
+    }
+    document.getElementById('position').textContent = (current + 1) + ' / ' + pages.length;
+  }
+  document.addEventListener('keydown', function (event) {
+    document.getElementById('last-key').textContent = event.key || String(event.keyCode);
+    if (event.key === 'ArrowRight' || event.key === 'Enter') {
+      event.preventDefault(); show(current + 1);
+    } else if (event.key === 'ArrowLeft') {
+      event.preventDefault(); show(current - 1);
+    }
+  });
+}());