@cantonjs/react-scroll-view/es/components/FixedContainer.js

react scroll component using intersection observer API

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

import React, { Component } from 'react';
import { FixedContext } from '../Contexts';

var FixedContainer = function (_Component) {
	_inherits(FixedContainer, _Component);

	function FixedContainer() {
		var _ref;

		var _temp, _this, _ret;

		_classCallCheck(this, FixedContainer);

		for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
			args[_key] = arguments[_key];
		}

		return _ret = (_temp = (_this = _possibleConstructorReturn(this, (_ref = FixedContainer.__proto__ || Object.getPrototypeOf(FixedContainer)).call.apply(_ref, [this].concat(args))), _this), _this.renderChildren = function (fixedState) {
			_this.fixedState = fixedState;
			_this.unbind = fixedState.bind(_this);
			var children = fixedState.children;

			return children.length ? React.createElement(
				'div',
				_this.props,
				children
			) : null;
		}, _temp), _possibleConstructorReturn(_this, _ret);
	}

	_createClass(FixedContainer, [{
		key: 'componentWillUnmount',
		value: function componentWillUnmount() {
			this.fixedState.unbind();
		}
	}, {
		key: 'render',
		value: function render() {
			return React.createElement(
				FixedContext.Consumer,
				null,
				this.renderChildren
			);
		}
	}]);

	return FixedContainer;
}(Component);

export default FixedContainer;