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1 /*! |
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2 * clipboard.js v2.0.4 |
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3 * https://zenorocha.github.io/clipboard.js |
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4 * |
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5 * Licensed MIT © Zeno Rocha |
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6 */ |
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7 (function webpackUniversalModuleDefinition(root, factory) { |
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8 if(typeof exports === 'object' && typeof module === 'object') |
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9 module.exports = factory(); |
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10 else if(typeof define === 'function' && define.amd) |
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11 define([], factory); |
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12 else if(typeof exports === 'object') |
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13 exports["ClipboardJS"] = factory(); |
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14 else |
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15 root["ClipboardJS"] = factory(); |
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16 })(this, function() { |
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17 return /******/ (function(modules) { // webpackBootstrap |
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18 /******/ // The module cache |
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19 /******/ var installedModules = {}; |
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20 /******/ |
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21 /******/ // The require function |
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22 /******/ function __webpack_require__(moduleId) { |
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23 /******/ |
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24 /******/ // Check if module is in cache |
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25 /******/ if(installedModules[moduleId]) { |
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26 /******/ return installedModules[moduleId].exports; |
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27 /******/ } |
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28 /******/ // Create a new module (and put it into the cache) |
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29 /******/ var module = installedModules[moduleId] = { |
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30 /******/ i: moduleId, |
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31 /******/ l: false, |
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32 /******/ exports: {} |
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33 /******/ }; |
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34 /******/ |
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35 /******/ // Execute the module function |
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36 /******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__); |
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37 /******/ |
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38 /******/ // Flag the module as loaded |
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39 /******/ module.l = true; |
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40 /******/ |
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41 /******/ // Return the exports of the module |
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42 /******/ return module.exports; |
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43 /******/ } |
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44 /******/ |
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45 /******/ |
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46 /******/ // expose the modules object (__webpack_modules__) |
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47 /******/ __webpack_require__.m = modules; |
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48 /******/ |
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49 /******/ // expose the module cache |
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50 /******/ __webpack_require__.c = installedModules; |
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51 /******/ |
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52 /******/ // define getter function for harmony exports |
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53 /******/ __webpack_require__.d = function(exports, name, getter) { |
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54 /******/ if(!__webpack_require__.o(exports, name)) { |
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55 /******/ Object.defineProperty(exports, name, { enumerable: true, get: getter }); |
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56 /******/ } |
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57 /******/ }; |
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58 /******/ |
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59 /******/ // define __esModule on exports |
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60 /******/ __webpack_require__.r = function(exports) { |
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61 /******/ if(typeof Symbol !== 'undefined' && Symbol.toStringTag) { |
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62 /******/ Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' }); |
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63 /******/ } |
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64 /******/ Object.defineProperty(exports, '__esModule', { value: true }); |
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65 /******/ }; |
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66 /******/ |
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67 /******/ // create a fake namespace object |
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68 /******/ // mode & 1: value is a module id, require it |
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69 /******/ // mode & 2: merge all properties of value into the ns |
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70 /******/ // mode & 4: return value when already ns object |
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71 /******/ // mode & 8|1: behave like require |
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72 /******/ __webpack_require__.t = function(value, mode) { |
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73 /******/ if(mode & 1) value = __webpack_require__(value); |
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74 /******/ if(mode & 8) return value; |
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75 /******/ if((mode & 4) && typeof value === 'object' && value && value.__esModule) return value; |
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76 /******/ var ns = Object.create(null); |
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77 /******/ __webpack_require__.r(ns); |
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78 /******/ Object.defineProperty(ns, 'default', { enumerable: true, value: value }); |
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79 /******/ if(mode & 2 && typeof value != 'string') for(var key in value) __webpack_require__.d(ns, key, function(key) { return value[key]; }.bind(null, key)); |
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80 /******/ return ns; |
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81 /******/ }; |
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82 /******/ |
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83 /******/ // getDefaultExport function for compatibility with non-harmony modules |
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84 /******/ __webpack_require__.n = function(module) { |
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85 /******/ var getter = module && module.__esModule ? |
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86 /******/ function getDefault() { return module['default']; } : |
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87 /******/ function getModuleExports() { return module; }; |
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88 /******/ __webpack_require__.d(getter, 'a', getter); |
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89 /******/ return getter; |
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90 /******/ }; |
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91 /******/ |
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92 /******/ // Object.prototype.hasOwnProperty.call |
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93 /******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); }; |
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94 /******/ |
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95 /******/ // __webpack_public_path__ |
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96 /******/ __webpack_require__.p = ""; |
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97 /******/ |
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98 /******/ |
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99 /******/ // Load entry module and return exports |
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100 /******/ return __webpack_require__(__webpack_require__.s = 0); |
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101 /******/ }) |
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102 /************************************************************************/ |
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103 /******/ ([ |
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104 /* 0 */ |
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105 /***/ (function(module, exports, __webpack_require__) { |
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106 |
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107 "use strict"; |
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108 |
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109 |
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110 var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; |
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111 |
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112 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; }; }(); |
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113 |
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114 var _clipboardAction = __webpack_require__(1); |
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115 |
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116 var _clipboardAction2 = _interopRequireDefault(_clipboardAction); |
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117 |
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118 var _tinyEmitter = __webpack_require__(3); |
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119 |
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120 var _tinyEmitter2 = _interopRequireDefault(_tinyEmitter); |
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121 |
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122 var _goodListener = __webpack_require__(4); |
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123 |
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124 var _goodListener2 = _interopRequireDefault(_goodListener); |
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125 |
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126 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } |
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127 |
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128 function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } |
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129 |
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130 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; } |
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131 |
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132 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; } |
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133 |
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134 /** |
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135 * Base class which takes one or more elements, adds event listeners to them, |
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136 * and instantiates a new `ClipboardAction` on each click. |
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137 */ |
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138 var Clipboard = function (_Emitter) { |
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139 _inherits(Clipboard, _Emitter); |
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140 |
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141 /** |
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142 * @param {String|HTMLElement|HTMLCollection|NodeList} trigger |
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143 * @param {Object} options |
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144 */ |
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145 function Clipboard(trigger, options) { |
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146 _classCallCheck(this, Clipboard); |
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147 |
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148 var _this = _possibleConstructorReturn(this, (Clipboard.__proto__ || Object.getPrototypeOf(Clipboard)).call(this)); |
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149 |
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150 _this.resolveOptions(options); |
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151 _this.listenClick(trigger); |
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152 return _this; |
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153 } |
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154 |
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155 /** |
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156 * Defines if attributes would be resolved using internal setter functions |
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157 * or custom functions that were passed in the constructor. |
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158 * @param {Object} options |
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159 */ |
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160 |
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161 |
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162 _createClass(Clipboard, [{ |
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163 key: 'resolveOptions', |
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164 value: function resolveOptions() { |
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165 var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; |
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166 |
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167 this.action = typeof options.action === 'function' ? options.action : this.defaultAction; |
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168 this.target = typeof options.target === 'function' ? options.target : this.defaultTarget; |
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169 this.text = typeof options.text === 'function' ? options.text : this.defaultText; |
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170 this.container = _typeof(options.container) === 'object' ? options.container : document.body; |
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171 } |
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172 |
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173 /** |
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174 * Adds a click event listener to the passed trigger. |
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175 * @param {String|HTMLElement|HTMLCollection|NodeList} trigger |
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176 */ |
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177 |
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178 }, { |
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179 key: 'listenClick', |
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180 value: function listenClick(trigger) { |
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181 var _this2 = this; |
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182 |
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183 this.listener = (0, _goodListener2.default)(trigger, 'click', function (e) { |
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184 return _this2.onClick(e); |
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185 }); |
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186 } |
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187 |
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188 /** |
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189 * Defines a new `ClipboardAction` on each click event. |
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190 * @param {Event} e |
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191 */ |
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192 |
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193 }, { |
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194 key: 'onClick', |
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195 value: function onClick(e) { |
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196 var trigger = e.delegateTarget || e.currentTarget; |
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197 |
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198 if (this.clipboardAction) { |
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199 this.clipboardAction = null; |
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200 } |
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201 |
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202 this.clipboardAction = new _clipboardAction2.default({ |
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203 action: this.action(trigger), |
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204 target: this.target(trigger), |
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205 text: this.text(trigger), |
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206 container: this.container, |
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207 trigger: trigger, |
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208 emitter: this |
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209 }); |
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210 } |
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211 |
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212 /** |
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213 * Default `action` lookup function. |
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214 * @param {Element} trigger |
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215 */ |
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216 |
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217 }, { |
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218 key: 'defaultAction', |
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219 value: function defaultAction(trigger) { |
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220 return getAttributeValue('action', trigger); |
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221 } |
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222 |
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223 /** |
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224 * Default `target` lookup function. |
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225 * @param {Element} trigger |
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226 */ |
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227 |
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228 }, { |
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229 key: 'defaultTarget', |
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230 value: function defaultTarget(trigger) { |
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231 var selector = getAttributeValue('target', trigger); |
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232 |
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233 if (selector) { |
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234 return document.querySelector(selector); |
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235 } |
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236 } |
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237 |
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238 /** |
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239 * Returns the support of the given action, or all actions if no action is |
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240 * given. |
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241 * @param {String} [action] |
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242 */ |
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243 |
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244 }, { |
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245 key: 'defaultText', |
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246 |
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247 |
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248 /** |
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249 * Default `text` lookup function. |
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250 * @param {Element} trigger |
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251 */ |
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252 value: function defaultText(trigger) { |
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253 return getAttributeValue('text', trigger); |
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254 } |
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255 |
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256 /** |
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257 * Destroy lifecycle. |
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258 */ |
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259 |
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260 }, { |
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261 key: 'destroy', |
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262 value: function destroy() { |
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263 this.listener.destroy(); |
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264 |
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265 if (this.clipboardAction) { |
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266 this.clipboardAction.destroy(); |
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267 this.clipboardAction = null; |
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268 } |
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269 } |
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270 }], [{ |
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271 key: 'isSupported', |
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272 value: function isSupported() { |
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273 var action = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : ['copy', 'cut']; |
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274 |
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275 var actions = typeof action === 'string' ? [action] : action; |
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276 var support = !!document.queryCommandSupported; |
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277 |
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278 actions.forEach(function (action) { |
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279 support = support && !!document.queryCommandSupported(action); |
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280 }); |
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281 |
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282 return support; |
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283 } |
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284 }]); |
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285 |
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286 return Clipboard; |
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287 }(_tinyEmitter2.default); |
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288 |
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289 /** |
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290 * Helper function to retrieve attribute value. |
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291 * @param {String} suffix |
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292 * @param {Element} element |
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293 */ |
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294 |
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295 |
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296 function getAttributeValue(suffix, element) { |
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297 var attribute = 'data-clipboard-' + suffix; |
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298 |
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299 if (!element.hasAttribute(attribute)) { |
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300 return; |
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301 } |
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302 |
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303 return element.getAttribute(attribute); |
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304 } |
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305 |
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306 module.exports = Clipboard; |
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307 |
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308 /***/ }), |
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309 /* 1 */ |
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310 /***/ (function(module, exports, __webpack_require__) { |
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311 |
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312 "use strict"; |
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313 |
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314 |
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315 var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; |
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316 |
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317 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; }; }(); |
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318 |
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319 var _select = __webpack_require__(2); |
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320 |
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321 var _select2 = _interopRequireDefault(_select); |
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322 |
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323 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } |
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324 |
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325 function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } |
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326 |
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327 /** |
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328 * Inner class which performs selection from either `text` or `target` |
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329 * properties and then executes copy or cut operations. |
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330 */ |
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331 var ClipboardAction = function () { |
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332 /** |
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333 * @param {Object} options |
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334 */ |
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335 function ClipboardAction(options) { |
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336 _classCallCheck(this, ClipboardAction); |
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337 |
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338 this.resolveOptions(options); |
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339 this.initSelection(); |
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340 } |
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341 |
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342 /** |
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343 * Defines base properties passed from constructor. |
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344 * @param {Object} options |
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345 */ |
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346 |
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347 |
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348 _createClass(ClipboardAction, [{ |
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349 key: 'resolveOptions', |
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350 value: function resolveOptions() { |
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351 var options = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; |
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352 |
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353 this.action = options.action; |
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354 this.container = options.container; |
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355 this.emitter = options.emitter; |
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356 this.target = options.target; |
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357 this.text = options.text; |
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358 this.trigger = options.trigger; |
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359 |
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360 this.selectedText = ''; |
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361 } |
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362 |
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363 /** |
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364 * Decides which selection strategy is going to be applied based |
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365 * on the existence of `text` and `target` properties. |
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366 */ |
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367 |
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368 }, { |
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369 key: 'initSelection', |
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370 value: function initSelection() { |
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371 if (this.text) { |
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372 this.selectFake(); |
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373 } else if (this.target) { |
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374 this.selectTarget(); |
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375 } |
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376 } |
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377 |
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378 /** |
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379 * Creates a fake textarea element, sets its value from `text` property, |
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380 * and makes a selection on it. |
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381 */ |
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382 |
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383 }, { |
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384 key: 'selectFake', |
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385 value: function selectFake() { |
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386 var _this = this; |
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387 |
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388 var isRTL = document.documentElement.getAttribute('dir') == 'rtl'; |
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389 |
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390 this.removeFake(); |
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391 |
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392 this.fakeHandlerCallback = function () { |
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393 return _this.removeFake(); |
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394 }; |
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395 this.fakeHandler = this.container.addEventListener('click', this.fakeHandlerCallback) || true; |
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396 |
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397 this.fakeElem = document.createElement('textarea'); |
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398 // Prevent zooming on iOS |
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399 this.fakeElem.style.fontSize = '12pt'; |
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400 // Reset box model |
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401 this.fakeElem.style.border = '0'; |
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402 this.fakeElem.style.padding = '0'; |
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403 this.fakeElem.style.margin = '0'; |
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404 // Move element out of screen horizontally |
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405 this.fakeElem.style.position = 'absolute'; |
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406 this.fakeElem.style[isRTL ? 'right' : 'left'] = '-9999px'; |
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407 // Move element to the same position vertically |
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408 var yPosition = window.pageYOffset || document.documentElement.scrollTop; |
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409 this.fakeElem.style.top = yPosition + 'px'; |
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410 |
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411 this.fakeElem.setAttribute('readonly', ''); |
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412 this.fakeElem.value = this.text; |
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413 |
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414 this.container.appendChild(this.fakeElem); |
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415 |
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416 this.selectedText = (0, _select2.default)(this.fakeElem); |
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417 this.copyText(); |
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418 } |
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419 |
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420 /** |
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421 * Only removes the fake element after another click event, that way |
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422 * a user can hit `Ctrl+C` to copy because selection still exists. |
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423 */ |
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424 |
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425 }, { |
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426 key: 'removeFake', |
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427 value: function removeFake() { |
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428 if (this.fakeHandler) { |
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429 this.container.removeEventListener('click', this.fakeHandlerCallback); |
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430 this.fakeHandler = null; |
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431 this.fakeHandlerCallback = null; |
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432 } |
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433 |
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434 if (this.fakeElem) { |
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435 this.container.removeChild(this.fakeElem); |
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436 this.fakeElem = null; |
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437 } |
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438 } |
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439 |
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440 /** |
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441 * Selects the content from element passed on `target` property. |
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442 */ |
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443 |
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444 }, { |
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445 key: 'selectTarget', |
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446 value: function selectTarget() { |
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447 this.selectedText = (0, _select2.default)(this.target); |
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448 this.copyText(); |
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449 } |
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450 |
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451 /** |
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452 * Executes the copy operation based on the current selection. |
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453 */ |
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454 |
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455 }, { |
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456 key: 'copyText', |
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457 value: function copyText() { |
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458 var succeeded = void 0; |
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459 |
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460 try { |
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461 succeeded = document.execCommand(this.action); |
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462 } catch (err) { |
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463 succeeded = false; |
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464 } |
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465 |
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466 this.handleResult(succeeded); |
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467 } |
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468 |
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469 /** |
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470 * Fires an event based on the copy operation result. |
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471 * @param {Boolean} succeeded |
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472 */ |
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473 |
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474 }, { |
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475 key: 'handleResult', |
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476 value: function handleResult(succeeded) { |
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477 this.emitter.emit(succeeded ? 'success' : 'error', { |
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478 action: this.action, |
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479 text: this.selectedText, |
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480 trigger: this.trigger, |
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481 clearSelection: this.clearSelection.bind(this) |
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482 }); |
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483 } |
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484 |
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485 /** |
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486 * Moves focus away from `target` and back to the trigger, removes current selection. |
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487 */ |
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488 |
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489 }, { |
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490 key: 'clearSelection', |
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491 value: function clearSelection() { |
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492 if (this.trigger) { |
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493 this.trigger.focus(); |
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494 } |
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495 |
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496 window.getSelection().removeAllRanges(); |
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497 } |
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498 |
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499 /** |
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500 * Sets the `action` to be performed which can be either 'copy' or 'cut'. |
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501 * @param {String} action |
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502 */ |
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503 |
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504 }, { |
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505 key: 'destroy', |
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506 |
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507 |
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508 /** |
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509 * Destroy lifecycle. |
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510 */ |
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511 value: function destroy() { |
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512 this.removeFake(); |
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513 } |
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514 }, { |
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515 key: 'action', |
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516 set: function set() { |
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517 var action = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 'copy'; |
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518 |
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519 this._action = action; |
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520 |
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521 if (this._action !== 'copy' && this._action !== 'cut') { |
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522 throw new Error('Invalid "action" value, use either "copy" or "cut"'); |
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523 } |
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524 } |
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525 |
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526 /** |
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527 * Gets the `action` property. |
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528 * @return {String} |
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529 */ |
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530 , |
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531 get: function get() { |
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532 return this._action; |
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533 } |
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534 |
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535 /** |
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536 * Sets the `target` property using an element |
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537 * that will be have its content copied. |
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538 * @param {Element} target |
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539 */ |
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540 |
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541 }, { |
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542 key: 'target', |
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543 set: function set(target) { |
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544 if (target !== undefined) { |
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545 if (target && (typeof target === 'undefined' ? 'undefined' : _typeof(target)) === 'object' && target.nodeType === 1) { |
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546 if (this.action === 'copy' && target.hasAttribute('disabled')) { |
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547 throw new Error('Invalid "target" attribute. Please use "readonly" instead of "disabled" attribute'); |
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548 } |
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549 |
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550 if (this.action === 'cut' && (target.hasAttribute('readonly') || target.hasAttribute('disabled'))) { |
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551 throw new Error('Invalid "target" attribute. You can\'t cut text from elements with "readonly" or "disabled" attributes'); |
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552 } |
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553 |
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554 this._target = target; |
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555 } else { |
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556 throw new Error('Invalid "target" value, use a valid Element'); |
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557 } |
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558 } |
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559 } |
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560 |
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561 /** |
|
562 * Gets the `target` property. |
|
563 * @return {String|HTMLElement} |
|
564 */ |
|
565 , |
|
566 get: function get() { |
|
567 return this._target; |
|
568 } |
|
569 }]); |
|
570 |
|
571 return ClipboardAction; |
|
572 }(); |
|
573 |
|
574 module.exports = ClipboardAction; |
|
575 |
|
576 /***/ }), |
|
577 /* 2 */ |
|
578 /***/ (function(module, exports) { |
|
579 |
|
580 function select(element) { |
|
581 var selectedText; |
|
582 |
|
583 if (element.nodeName === 'SELECT') { |
|
584 element.focus(); |
|
585 |
|
586 selectedText = element.value; |
|
587 } |
|
588 else if (element.nodeName === 'INPUT' || element.nodeName === 'TEXTAREA') { |
|
589 var isReadOnly = element.hasAttribute('readonly'); |
|
590 |
|
591 if (!isReadOnly) { |
|
592 element.setAttribute('readonly', ''); |
|
593 } |
|
594 |
|
595 element.select(); |
|
596 element.setSelectionRange(0, element.value.length); |
|
597 |
|
598 if (!isReadOnly) { |
|
599 element.removeAttribute('readonly'); |
|
600 } |
|
601 |
|
602 selectedText = element.value; |
|
603 } |
|
604 else { |
|
605 if (element.hasAttribute('contenteditable')) { |
|
606 element.focus(); |
|
607 } |
|
608 |
|
609 var selection = window.getSelection(); |
|
610 var range = document.createRange(); |
|
611 |
|
612 range.selectNodeContents(element); |
|
613 selection.removeAllRanges(); |
|
614 selection.addRange(range); |
|
615 |
|
616 selectedText = selection.toString(); |
|
617 } |
|
618 |
|
619 return selectedText; |
|
620 } |
|
621 |
|
622 module.exports = select; |
|
623 |
|
624 |
|
625 /***/ }), |
|
626 /* 3 */ |
|
627 /***/ (function(module, exports) { |
|
628 |
|
629 function E () { |
|
630 // Keep this empty so it's easier to inherit from |
|
631 // (via https://github.com/lipsmack from https://github.com/scottcorgan/tiny-emitter/issues/3) |
|
632 } |
|
633 |
|
634 E.prototype = { |
|
635 on: function (name, callback, ctx) { |
|
636 var e = this.e || (this.e = {}); |
|
637 |
|
638 (e[name] || (e[name] = [])).push({ |
|
639 fn: callback, |
|
640 ctx: ctx |
|
641 }); |
|
642 |
|
643 return this; |
|
644 }, |
|
645 |
|
646 once: function (name, callback, ctx) { |
|
647 var self = this; |
|
648 function listener () { |
|
649 self.off(name, listener); |
|
650 callback.apply(ctx, arguments); |
|
651 }; |
|
652 |
|
653 listener._ = callback |
|
654 return this.on(name, listener, ctx); |
|
655 }, |
|
656 |
|
657 emit: function (name) { |
|
658 var data = [].slice.call(arguments, 1); |
|
659 var evtArr = ((this.e || (this.e = {}))[name] || []).slice(); |
|
660 var i = 0; |
|
661 var len = evtArr.length; |
|
662 |
|
663 for (i; i < len; i++) { |
|
664 evtArr[i].fn.apply(evtArr[i].ctx, data); |
|
665 } |
|
666 |
|
667 return this; |
|
668 }, |
|
669 |
|
670 off: function (name, callback) { |
|
671 var e = this.e || (this.e = {}); |
|
672 var evts = e[name]; |
|
673 var liveEvents = []; |
|
674 |
|
675 if (evts && callback) { |
|
676 for (var i = 0, len = evts.length; i < len; i++) { |
|
677 if (evts[i].fn !== callback && evts[i].fn._ !== callback) |
|
678 liveEvents.push(evts[i]); |
|
679 } |
|
680 } |
|
681 |
|
682 // Remove event from queue to prevent memory leak |
|
683 // Suggested by https://github.com/lazd |
|
684 // Ref: https://github.com/scottcorgan/tiny-emitter/commit/c6ebfaa9bc973b33d110a84a307742b7cf94c953#commitcomment-5024910 |
|
685 |
|
686 (liveEvents.length) |
|
687 ? e[name] = liveEvents |
|
688 : delete e[name]; |
|
689 |
|
690 return this; |
|
691 } |
|
692 }; |
|
693 |
|
694 module.exports = E; |
|
695 |
|
696 |
|
697 /***/ }), |
|
698 /* 4 */ |
|
699 /***/ (function(module, exports, __webpack_require__) { |
|
700 |
|
701 var is = __webpack_require__(5); |
|
702 var delegate = __webpack_require__(6); |
|
703 |
|
704 /** |
|
705 * Validates all params and calls the right |
|
706 * listener function based on its target type. |
|
707 * |
|
708 * @param {String|HTMLElement|HTMLCollection|NodeList} target |
|
709 * @param {String} type |
|
710 * @param {Function} callback |
|
711 * @return {Object} |
|
712 */ |
|
713 function listen(target, type, callback) { |
|
714 if (!target && !type && !callback) { |
|
715 throw new Error('Missing required arguments'); |
|
716 } |
|
717 |
|
718 if (!is.string(type)) { |
|
719 throw new TypeError('Second argument must be a String'); |
|
720 } |
|
721 |
|
722 if (!is.fn(callback)) { |
|
723 throw new TypeError('Third argument must be a Function'); |
|
724 } |
|
725 |
|
726 if (is.node(target)) { |
|
727 return listenNode(target, type, callback); |
|
728 } |
|
729 else if (is.nodeList(target)) { |
|
730 return listenNodeList(target, type, callback); |
|
731 } |
|
732 else if (is.string(target)) { |
|
733 return listenSelector(target, type, callback); |
|
734 } |
|
735 else { |
|
736 throw new TypeError('First argument must be a String, HTMLElement, HTMLCollection, or NodeList'); |
|
737 } |
|
738 } |
|
739 |
|
740 /** |
|
741 * Adds an event listener to a HTML element |
|
742 * and returns a remove listener function. |
|
743 * |
|
744 * @param {HTMLElement} node |
|
745 * @param {String} type |
|
746 * @param {Function} callback |
|
747 * @return {Object} |
|
748 */ |
|
749 function listenNode(node, type, callback) { |
|
750 node.addEventListener(type, callback); |
|
751 |
|
752 return { |
|
753 destroy: function() { |
|
754 node.removeEventListener(type, callback); |
|
755 } |
|
756 } |
|
757 } |
|
758 |
|
759 /** |
|
760 * Add an event listener to a list of HTML elements |
|
761 * and returns a remove listener function. |
|
762 * |
|
763 * @param {NodeList|HTMLCollection} nodeList |
|
764 * @param {String} type |
|
765 * @param {Function} callback |
|
766 * @return {Object} |
|
767 */ |
|
768 function listenNodeList(nodeList, type, callback) { |
|
769 Array.prototype.forEach.call(nodeList, function(node) { |
|
770 node.addEventListener(type, callback); |
|
771 }); |
|
772 |
|
773 return { |
|
774 destroy: function() { |
|
775 Array.prototype.forEach.call(nodeList, function(node) { |
|
776 node.removeEventListener(type, callback); |
|
777 }); |
|
778 } |
|
779 } |
|
780 } |
|
781 |
|
782 /** |
|
783 * Add an event listener to a selector |
|
784 * and returns a remove listener function. |
|
785 * |
|
786 * @param {String} selector |
|
787 * @param {String} type |
|
788 * @param {Function} callback |
|
789 * @return {Object} |
|
790 */ |
|
791 function listenSelector(selector, type, callback) { |
|
792 return delegate(document.body, selector, type, callback); |
|
793 } |
|
794 |
|
795 module.exports = listen; |
|
796 |
|
797 |
|
798 /***/ }), |
|
799 /* 5 */ |
|
800 /***/ (function(module, exports) { |
|
801 |
|
802 /** |
|
803 * Check if argument is a HTML element. |
|
804 * |
|
805 * @param {Object} value |
|
806 * @return {Boolean} |
|
807 */ |
|
808 exports.node = function(value) { |
|
809 return value !== undefined |
|
810 && value instanceof HTMLElement |
|
811 && value.nodeType === 1; |
|
812 }; |
|
813 |
|
814 /** |
|
815 * Check if argument is a list of HTML elements. |
|
816 * |
|
817 * @param {Object} value |
|
818 * @return {Boolean} |
|
819 */ |
|
820 exports.nodeList = function(value) { |
|
821 var type = Object.prototype.toString.call(value); |
|
822 |
|
823 return value !== undefined |
|
824 && (type === '[object NodeList]' || type === '[object HTMLCollection]') |
|
825 && ('length' in value) |
|
826 && (value.length === 0 || exports.node(value[0])); |
|
827 }; |
|
828 |
|
829 /** |
|
830 * Check if argument is a string. |
|
831 * |
|
832 * @param {Object} value |
|
833 * @return {Boolean} |
|
834 */ |
|
835 exports.string = function(value) { |
|
836 return typeof value === 'string' |
|
837 || value instanceof String; |
|
838 }; |
|
839 |
|
840 /** |
|
841 * Check if argument is a function. |
|
842 * |
|
843 * @param {Object} value |
|
844 * @return {Boolean} |
|
845 */ |
|
846 exports.fn = function(value) { |
|
847 var type = Object.prototype.toString.call(value); |
|
848 |
|
849 return type === '[object Function]'; |
|
850 }; |
|
851 |
|
852 |
|
853 /***/ }), |
|
854 /* 6 */ |
|
855 /***/ (function(module, exports, __webpack_require__) { |
|
856 |
|
857 var closest = __webpack_require__(7); |
|
858 |
|
859 /** |
|
860 * Delegates event to a selector. |
|
861 * |
|
862 * @param {Element} element |
|
863 * @param {String} selector |
|
864 * @param {String} type |
|
865 * @param {Function} callback |
|
866 * @param {Boolean} useCapture |
|
867 * @return {Object} |
|
868 */ |
|
869 function _delegate(element, selector, type, callback, useCapture) { |
|
870 var listenerFn = listener.apply(this, arguments); |
|
871 |
|
872 element.addEventListener(type, listenerFn, useCapture); |
|
873 |
|
874 return { |
|
875 destroy: function() { |
|
876 element.removeEventListener(type, listenerFn, useCapture); |
|
877 } |
|
878 } |
|
879 } |
|
880 |
|
881 /** |
|
882 * Delegates event to a selector. |
|
883 * |
|
884 * @param {Element|String|Array} [elements] |
|
885 * @param {String} selector |
|
886 * @param {String} type |
|
887 * @param {Function} callback |
|
888 * @param {Boolean} useCapture |
|
889 * @return {Object} |
|
890 */ |
|
891 function delegate(elements, selector, type, callback, useCapture) { |
|
892 // Handle the regular Element usage |
|
893 if (typeof elements.addEventListener === 'function') { |
|
894 return _delegate.apply(null, arguments); |
|
895 } |
|
896 |
|
897 // Handle Element-less usage, it defaults to global delegation |
|
898 if (typeof type === 'function') { |
|
899 // Use `document` as the first parameter, then apply arguments |
|
900 // This is a short way to .unshift `arguments` without running into deoptimizations |
|
901 return _delegate.bind(null, document).apply(null, arguments); |
|
902 } |
|
903 |
|
904 // Handle Selector-based usage |
|
905 if (typeof elements === 'string') { |
|
906 elements = document.querySelectorAll(elements); |
|
907 } |
|
908 |
|
909 // Handle Array-like based usage |
|
910 return Array.prototype.map.call(elements, function (element) { |
|
911 return _delegate(element, selector, type, callback, useCapture); |
|
912 }); |
|
913 } |
|
914 |
|
915 /** |
|
916 * Finds closest match and invokes callback. |
|
917 * |
|
918 * @param {Element} element |
|
919 * @param {String} selector |
|
920 * @param {String} type |
|
921 * @param {Function} callback |
|
922 * @return {Function} |
|
923 */ |
|
924 function listener(element, selector, type, callback) { |
|
925 return function(e) { |
|
926 e.delegateTarget = closest(e.target, selector); |
|
927 |
|
928 if (e.delegateTarget) { |
|
929 callback.call(element, e); |
|
930 } |
|
931 } |
|
932 } |
|
933 |
|
934 module.exports = delegate; |
|
935 |
|
936 |
|
937 /***/ }), |
|
938 /* 7 */ |
|
939 /***/ (function(module, exports) { |
|
940 |
|
941 var DOCUMENT_NODE_TYPE = 9; |
|
942 |
|
943 /** |
|
944 * A polyfill for Element.matches() |
|
945 */ |
|
946 if (typeof Element !== 'undefined' && !Element.prototype.matches) { |
|
947 var proto = Element.prototype; |
|
948 |
|
949 proto.matches = proto.matchesSelector || |
|
950 proto.mozMatchesSelector || |
|
951 proto.msMatchesSelector || |
|
952 proto.oMatchesSelector || |
|
953 proto.webkitMatchesSelector; |
|
954 } |
|
955 |
|
956 /** |
|
957 * Finds the closest parent that matches a selector. |
|
958 * |
|
959 * @param {Element} element |
|
960 * @param {String} selector |
|
961 * @return {Function} |
|
962 */ |
|
963 function closest (element, selector) { |
|
964 while (element && element.nodeType !== DOCUMENT_NODE_TYPE) { |
|
965 if (typeof element.matches === 'function' && |
|
966 element.matches(selector)) { |
|
967 return element; |
|
968 } |
|
969 element = element.parentNode; |
|
970 } |
|
971 } |
|
972 |
|
973 module.exports = closest; |
|
974 |
|
975 |
|
976 /***/ }) |
|
977 /******/ ]); |
|
978 }); |