element-plus/lib/utils/scroll-into-view.js

A Component Library for Vue 3

'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

var isServer = require('./isServer.js');

function scrollIntoView(container, selected) {
  if (isServer["default"])
    return;
  if (!selected) {
    container.scrollTop = 0;
    return;
  }
  const offsetParents = [];
  let pointer = selected.offsetParent;
  while (pointer !== null && container !== pointer && container.contains(pointer)) {
    offsetParents.push(pointer);
    pointer = pointer.offsetParent;
  }
  const top = selected.offsetTop + offsetParents.reduce((prev, curr) => prev + curr.offsetTop, 0);
  const bottom = top + selected.offsetHeight;
  const viewRectTop = container.scrollTop;
  const viewRectBottom = viewRectTop + container.clientHeight;
  if (top < viewRectTop) {
    container.scrollTop = top;
  } else if (bottom > viewRectBottom) {
    container.scrollTop = bottom - container.clientHeight;
  }
}

exports["default"] = scrollIntoView;
//# sourceMappingURL=scroll-into-view.js.map