acud/es/virtual-list/Filler.js

acg react 组件库

import _defineProperty from "@babel/runtime/helpers/esm/defineProperty";
import _extends from "@babel/runtime/helpers/esm/extends";
import * as React from 'react';
import ResizeObserver from 'rc-resize-observer';
import classNames from 'classnames';
/**
 * Fill component to provided the scroll content real height.
 */
var Filler = /*#__PURE__*/React.forwardRef(function (_ref, ref) {
  var height = _ref.height,
    offset = _ref.offset,
    children = _ref.children,
    prefixCls = _ref.prefixCls,
    onInnerResize = _ref.onInnerResize;
  var outerStyle = {};
  var innerStyle = {
    display: 'flex',
    flexDirection: 'column'
  };
  if (offset !== undefined) {
    outerStyle = {
      height: height,
      position: 'relative',
      overflow: 'hidden'
    };
    innerStyle = _extends(_extends({}, innerStyle), {
      transform: "translateY(".concat(offset, "px)"),
      position: 'absolute',
      left: 0,
      right: 0,
      top: 0
    });
  }
  return /*#__PURE__*/React.createElement("div", {
    style: outerStyle
  }, /*#__PURE__*/React.createElement(ResizeObserver, {
    onResize: function onResize(_ref2) {
      var offsetHeight = _ref2.offsetHeight;
      if (offsetHeight && onInnerResize) {
        onInnerResize();
      }
    }
  }, /*#__PURE__*/React.createElement("div", {
    style: innerStyle,
    className: classNames(_defineProperty({}, "".concat(prefixCls, "-holder-inner"), prefixCls)),
    ref: ref
  }, children)));
});
Filler.displayName = 'Filler';
export default Filler;