chushihua

2026-01-26 23:20:48 +08:00
commit 7b5aab0206
22521 changed files with 3300090 additions and 0 deletions
@@ -0,0 +1,38 @@
+'use strict';
+
+exports.__esModule = true;
+exports.default = scrollIntoView;
+
+var _vue = require('vue');
+
+var _vue2 = _interopRequireDefault(_vue);
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+function scrollIntoView(container, selected) {
+  if (_vue2.default.prototype.$isServer) return;
+
+  if (!selected) {
+    container.scrollTop = 0;
+    return;
+  }
+
+  var offsetParents = [];
+  var pointer = selected.offsetParent;
+  while (pointer && container !== pointer && container.contains(pointer)) {
+    offsetParents.push(pointer);
+    pointer = pointer.offsetParent;
+  }
+  var top = selected.offsetTop + offsetParents.reduce(function (prev, curr) {
+    return prev + curr.offsetTop;
+  }, 0);
+  var bottom = top + selected.offsetHeight;
+  var viewRectTop = container.scrollTop;
+  var viewRectBottom = viewRectTop + container.clientHeight;
+
+  if (top < viewRectTop) {
+    container.scrollTop = top;
+  } else if (bottom > viewRectBottom) {
+    container.scrollTop = bottom - container.clientHeight;
+  }
+}