dc-rmc-trigger/es/LazyRenderBox.js

base abstract trigger component for react mobile

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; }

var __rest = this && this.__rest || function (s, e) {
    var t = {};
    for (var p in s) {
        if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0) t[p] = s[p];
    }if (s != null && typeof Object.getOwnPropertySymbols === "function") for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {
        if (e.indexOf(p[i]) < 0) t[p[i]] = s[p[i]];
    }return t;
};
import React, { Component } from 'react';

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

    function LazyRenderBox() {
        _classCallCheck(this, LazyRenderBox);

        return _possibleConstructorReturn(this, (LazyRenderBox.__proto__ || Object.getPrototypeOf(LazyRenderBox)).apply(this, arguments));
    }

    _createClass(LazyRenderBox, [{
        key: "shouldComponentUpdate",
        value: function shouldComponentUpdate(nextProps) {
            return nextProps.hiddenClassName || nextProps.visible;
        }
    }, {
        key: "render",
        value: function render() {
            var _a = this.props,
                hiddenClassName = _a.hiddenClassName,
                visible = _a.visible,
                props = __rest(_a, ["hiddenClassName", "visible"]);
            if (hiddenClassName || React.Children.count(props.children) > 1) {
                if (!visible && hiddenClassName) {
                    props.className += " " + hiddenClassName;
                }
                return React.createElement("div", props);
            }
            return React.Children.only(props.children);
        }
    }]);

    return LazyRenderBox;
}(Component);

export default LazyRenderBox;