UNPKG

react-16-height

Version:

Component-wrapper to determine and report children elements height

444 lines (369 loc) 13.9 kB
(function webpackUniversalModuleDefinition(root, factory) { if(typeof exports === 'object' && typeof module === 'object') module.exports = factory(require("react")); else if(typeof define === 'function' && define.amd) define(["react"], factory); else if(typeof exports === 'object') exports["ReactHeight"] = factory(require("react")); else root["ReactHeight"] = factory(root["React"]); })(this, function(__WEBPACK_EXTERNAL_MODULE_6__) { return /******/ (function(modules) { // webpackBootstrap /******/ // The module cache /******/ var installedModules = {}; /******/ /******/ // The require function /******/ function __webpack_require__(moduleId) { /******/ /******/ // Check if module is in cache /******/ if(installedModules[moduleId]) { /******/ return installedModules[moduleId].exports; /******/ } /******/ // Create a new module (and put it into the cache) /******/ var module = installedModules[moduleId] = { /******/ i: moduleId, /******/ l: false, /******/ exports: {} /******/ }; /******/ /******/ // Execute the module function /******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__); /******/ /******/ // Flag the module as loaded /******/ module.l = true; /******/ /******/ // Return the exports of the module /******/ return module.exports; /******/ } /******/ /******/ /******/ // expose the modules object (__webpack_modules__) /******/ __webpack_require__.m = modules; /******/ /******/ // expose the module cache /******/ __webpack_require__.c = installedModules; /******/ /******/ // identity function for calling harmony imports with the correct context /******/ __webpack_require__.i = function(value) { return value; }; /******/ /******/ // define getter function for harmony exports /******/ __webpack_require__.d = function(exports, name, getter) { /******/ if(!__webpack_require__.o(exports, name)) { /******/ Object.defineProperty(exports, name, { /******/ configurable: false, /******/ enumerable: true, /******/ get: getter /******/ }); /******/ } /******/ }; /******/ /******/ // getDefaultExport function for compatibility with non-harmony modules /******/ __webpack_require__.n = function(module) { /******/ var getter = module && module.__esModule ? /******/ function getDefault() { return module['default']; } : /******/ function getModuleExports() { return module; }; /******/ __webpack_require__.d(getter, 'a', getter); /******/ return getter; /******/ }; /******/ /******/ // Object.prototype.hasOwnProperty.call /******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); }; /******/ /******/ // __webpack_public_path__ /******/ __webpack_require__.p = ""; /******/ /******/ // Load entry module and return exports /******/ return __webpack_require__(__webpack_require__.s = 1); /******/ }) /************************************************************************/ /******/ ([ /* 0 */ /***/ (function(module, exports, __webpack_require__) { "use strict"; Object.defineProperty(exports, "__esModule", { value: true }); exports.ReactHeight = undefined; var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; 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; }; }(); var _react = __webpack_require__(6); var _react2 = _interopRequireDefault(_react); var _propTypes = __webpack_require__(5); var _propTypes2 = _interopRequireDefault(_propTypes); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } function _objectWithoutProperties(obj, keys) { var target = {}; for (var i in obj) { if (keys.indexOf(i) >= 0) continue; if (!Object.prototype.hasOwnProperty.call(obj, i)) continue; target[i] = obj[i]; } return target; } 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; } /* eslint "react/no-did-mount-set-state":0 */ /* eslint "react/no-did-update-set-state":0 */ var getElementHeight = function getElementHeight(el) { return el.clientHeight; }; var ReactHeight = exports.ReactHeight = function (_PureComponent) { _inherits(ReactHeight, _PureComponent); function ReactHeight(props) { _classCallCheck(this, ReactHeight); var _this = _possibleConstructorReturn(this, (ReactHeight.__proto__ || Object.getPrototypeOf(ReactHeight)).call(this, props)); _this.setWrapperRef = function (el) { _this.wrapper = el; }; _this.state = { dirty: props.dirty, height: 0 }; return _this; } _createClass(ReactHeight, [{ key: 'componentDidMount', value: function componentDidMount() { var height = this.props.getElementHeight(this.wrapper); var dirty = false; this.setState({ height: height, dirty: dirty }); } }, { key: 'componentWillReceiveProps', value: function componentWillReceiveProps(_ref) { var children = _ref.children, dirty = _ref.dirty; if (children !== this.props.children || dirty) { this.setState({ dirty: true }); } } }, { key: 'componentDidUpdate', value: function componentDidUpdate(prevProps, prevState) { var height = this.props.getElementHeight(this.wrapper); var dirty = false; if (prevState.height !== this.state.height) { this.props.onHeightReady(this.state.height); } if (height === this.state.height) { this.setState({ dirty: dirty }); } else { this.setState({ height: height, dirty: dirty }); } } }, { key: 'render', value: function render() { var _props = this.props, _onHeightReady = _props.onHeightReady, _getElementHeight = _props.getElementHeight, _dirty = _props.dirty, hidden = _props.hidden, children = _props.children, props = _objectWithoutProperties(_props, ['onHeightReady', 'getElementHeight', 'dirty', 'hidden', 'children']); var dirty = this.state.dirty; if (hidden && !dirty) { return null; } if (hidden) { return _react2.default.createElement( 'div', { style: { height: 0, overflow: 'hidden' } }, _react2.default.createElement( 'div', _extends({ ref: this.setWrapperRef }, props), children ) ); } return _react2.default.createElement( 'div', _extends({ ref: this.setWrapperRef }, props), children ); } }]); return ReactHeight; }(_react.PureComponent); ReactHeight.propTypes = { children: _propTypes2.default.node.isRequired, onHeightReady: _propTypes2.default.func.isRequired, hidden: _propTypes2.default.bool, dirty: _propTypes2.default.bool, getElementHeight: _propTypes2.default.func }; ReactHeight.defaultProps = { hidden: false, dirty: true, getElementHeight: getElementHeight }; /***/ }), /* 1 */ /***/ (function(module, exports, __webpack_require__) { "use strict"; var _require = __webpack_require__(0), ReactHeight = _require.ReactHeight; ReactHeight.ReactHeight = ReactHeight; module.exports = ReactHeight; /***/ }), /* 2 */ /***/ (function(module, exports, __webpack_require__) { "use strict"; /** * Copyright (c) 2013-present, Facebook, Inc. * * This source code is licensed under the MIT license found in the * LICENSE file in the root directory of this source tree. * * */ function makeEmptyFunction(arg) { return function () { return arg; }; } /** * This function accepts and discards inputs; it has no side effects. This is * primarily useful idiomatically for overridable function endpoints which * always need to be callable, since JS lacks a null-call idiom ala Cocoa. */ var emptyFunction = function emptyFunction() {}; emptyFunction.thatReturns = makeEmptyFunction; emptyFunction.thatReturnsFalse = makeEmptyFunction(false); emptyFunction.thatReturnsTrue = makeEmptyFunction(true); emptyFunction.thatReturnsNull = makeEmptyFunction(null); emptyFunction.thatReturnsThis = function () { return this; }; emptyFunction.thatReturnsArgument = function (arg) { return arg; }; module.exports = emptyFunction; /***/ }), /* 3 */ /***/ (function(module, exports, __webpack_require__) { "use strict"; /** * Copyright (c) 2013-present, Facebook, Inc. * * This source code is licensed under the MIT license found in the * LICENSE file in the root directory of this source tree. * */ /** * Use invariant() to assert state which your program assumes to be true. * * Provide sprintf-style format (only %s is supported) and arguments * to provide information about what broke and what you were * expecting. * * The invariant message will be stripped in production, but the invariant * will remain to ensure logic does not differ in production. */ var validateFormat = function validateFormat(format) {}; if (false) { validateFormat = function validateFormat(format) { if (format === undefined) { throw new Error('invariant requires an error message argument'); } }; } function invariant(condition, format, a, b, c, d, e, f) { validateFormat(format); if (!condition) { var error; if (format === undefined) { error = new Error('Minified exception occurred; use the non-minified dev environment ' + 'for the full error message and additional helpful warnings.'); } else { var args = [a, b, c, d, e, f]; var argIndex = 0; error = new Error(format.replace(/%s/g, function () { return args[argIndex++]; })); error.name = 'Invariant Violation'; } error.framesToPop = 1; // we don't care about invariant's own frame throw error; } } module.exports = invariant; /***/ }), /* 4 */ /***/ (function(module, exports, __webpack_require__) { "use strict"; /** * Copyright 2013-present, Facebook, Inc. * All rights reserved. * * This source code is licensed under the BSD-style license found in the * LICENSE file in the root directory of this source tree. An additional grant * of patent rights can be found in the PATENTS file in the same directory. */ var emptyFunction = __webpack_require__(2); var invariant = __webpack_require__(3); module.exports = function() { // Important! // Keep this list in sync with production version in `./factoryWithTypeCheckers.js`. function shim() { invariant( false, 'Calling PropTypes validators directly is not supported by the `prop-types` package. ' + 'Use PropTypes.checkPropTypes() to call them. ' + 'Read more at http://fb.me/use-check-prop-types' ); }; shim.isRequired = shim; function getShim() { return shim; }; var ReactPropTypes = { array: shim, bool: shim, func: shim, number: shim, object: shim, string: shim, symbol: shim, any: shim, arrayOf: getShim, element: shim, instanceOf: getShim, node: shim, objectOf: getShim, oneOf: getShim, oneOfType: getShim, shape: getShim }; ReactPropTypes.checkPropTypes = emptyFunction; ReactPropTypes.PropTypes = ReactPropTypes; return ReactPropTypes; }; /***/ }), /* 5 */ /***/ (function(module, exports, __webpack_require__) { /** * Copyright 2013-present, Facebook, Inc. * All rights reserved. * * This source code is licensed under the BSD-style license found in the * LICENSE file in the root directory of this source tree. An additional grant * of patent rights can be found in the PATENTS file in the same directory. */ if (false) { var REACT_ELEMENT_TYPE = (typeof Symbol === 'function' && Symbol.for && Symbol.for('react.element')) || 0xeac7; var isValidElement = function(object) { return typeof object === 'object' && object !== null && object.$$typeof === REACT_ELEMENT_TYPE; }; // By explicitly using `prop-types` you are opting into new development behavior. // http://fb.me/prop-types-in-prod var throwOnDirectAccess = true; module.exports = require('./factoryWithTypeCheckers')(isValidElement, throwOnDirectAccess); } else { // By explicitly using `prop-types` you are opting into new production behavior. // http://fb.me/prop-types-in-prod module.exports = __webpack_require__(4)(); } /***/ }), /* 6 */ /***/ (function(module, exports) { module.exports = __WEBPACK_EXTERNAL_MODULE_6__; /***/ }) /******/ ]); });