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1 /*!
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2 * jQuery Simulate v0.0.1 - simulate browser mouse and keyboard events
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3 * https://github.com/jquery/jquery-simulate
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4 *
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5 * Copyright 2012 jQuery Foundation and other contributors
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6 * Released under the MIT license.
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7 * http://jquery.org/license
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8 *
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9 * Date: Sun Dec 9 12:15:33 2012 -0500
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10 */
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11
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12 ;(function( $, undefined ) {
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13
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14 var rkeyEvent = /^key/,
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15 rmouseEvent = /^(?:mouse|contextmenu)|click/;
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16
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17 $.fn.simulate = function( type, options ) {
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18 return this.each(function() {
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19 new $.simulate( this, type, options );
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20 });
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21 };
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22
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23 $.simulate = function( elem, type, options ) {
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24 var method = $.camelCase( "simulate-" + type );
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25
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26 this.target = elem;
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27 this.options = options;
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28
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29 if ( this[ method ] ) {
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30 this[ method ]();
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31 } else {
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32 this.simulateEvent( elem, type, options );
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33 }
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34 };
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35
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36 $.extend( $.simulate, {
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37
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38 keyCode: {
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39 BACKSPACE: 8,
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40 COMMA: 188,
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41 DELETE: 46,
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42 DOWN: 40,
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43 END: 35,
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44 ENTER: 13,
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45 ESCAPE: 27,
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46 HOME: 36,
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47 LEFT: 37,
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48 NUMPAD_ADD: 107,
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49 NUMPAD_DECIMAL: 110,
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50 NUMPAD_DIVIDE: 111,
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51 NUMPAD_ENTER: 108,
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52 NUMPAD_MULTIPLY: 106,
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53 NUMPAD_SUBTRACT: 109,
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54 PAGE_DOWN: 34,
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55 PAGE_UP: 33,
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56 PERIOD: 190,
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57 RIGHT: 39,
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58 SPACE: 32,
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59 TAB: 9,
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60 UP: 38
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61 },
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62
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63 buttonCode: {
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64 LEFT: 0,
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65 MIDDLE: 1,
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66 RIGHT: 2
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67 }
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68 });
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69
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70 $.extend( $.simulate.prototype, {
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71
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72 simulateEvent: function( elem, type, options ) {
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73 var event = this.createEvent( type, options );
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74 this.dispatchEvent( elem, type, event, options );
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75 },
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76
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77 createEvent: function( type, options ) {
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78 if ( rkeyEvent.test( type ) ) {
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79 return this.keyEvent( type, options );
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80 }
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81
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82 if ( rmouseEvent.test( type ) ) {
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83 return this.mouseEvent( type, options );
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84 }
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85 },
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86
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87 mouseEvent: function( type, options ) {
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88 var event, eventDoc, doc, body;
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89 options = $.extend({
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90 bubbles: true,
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91 cancelable: (type !== "mousemove"),
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92 view: window,
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93 detail: 0,
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94 screenX: 0,
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95 screenY: 0,
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96 clientX: 1,
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97 clientY: 1,
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98 ctrlKey: false,
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99 altKey: false,
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100 shiftKey: false,
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101 metaKey: false,
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102 button: 0,
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103 relatedTarget: undefined
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104 }, options );
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105
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106 if ( document.createEvent ) {
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107 event = document.createEvent( "MouseEvents" );
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108 event.initMouseEvent( type, options.bubbles, options.cancelable,
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109 options.view, options.detail,
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110 options.screenX, options.screenY, options.clientX, options.clientY,
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111 options.ctrlKey, options.altKey, options.shiftKey, options.metaKey,
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112 options.button, options.relatedTarget || document.body.parentNode );
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113
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114 // IE 9+ creates events with pageX and pageY set to 0.
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115 // Trying to modify the properties throws an error,
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116 // so we define getters to return the correct values.
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117 if ( event.pageX === 0 && event.pageY === 0 && Object.defineProperty ) {
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118 eventDoc = event.relatedTarget.ownerDocument || document;
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119 doc = eventDoc.documentElement;
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120 body = eventDoc.body;
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121
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122 Object.defineProperty( event, "pageX", {
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123 get: function() {
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124 return options.clientX +
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125 ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) -
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126 ( doc && doc.clientLeft || body && body.clientLeft || 0 );
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127 }
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128 });
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129 Object.defineProperty( event, "pageY", {
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130 get: function() {
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131 return options.clientY +
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132 ( doc && doc.scrollTop || body && body.scrollTop || 0 ) -
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133 ( doc && doc.clientTop || body && body.clientTop || 0 );
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134 }
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135 });
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136 }
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137 } else if ( document.createEventObject ) {
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138 event = document.createEventObject();
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139 $.extend( event, options );
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140 // standards event.button uses constants defined here: http://msdn.microsoft.com/en-us/library/ie/ff974877(v=vs.85).aspx
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141 // old IE event.button uses constants defined here: http://msdn.microsoft.com/en-us/library/ie/ms533544(v=vs.85).aspx
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142 // so we actually need to map the standard back to oldIE
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143 event.button = {
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144 0: 1,
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145 1: 4,
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146 2: 2
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147 }[ event.button ] || event.button;
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148 }
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149
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150 return event;
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151 },
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152
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153 keyEvent: function( type, options ) {
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154 var event;
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155 options = $.extend({
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156 bubbles: true,
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157 cancelable: true,
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158 view: window,
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159 ctrlKey: false,
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160 altKey: false,
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161 shiftKey: false,
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162 metaKey: false,
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163 keyCode: 0,
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164 charCode: undefined
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165 }, options );
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166
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167 if ( document.createEvent ) {
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168 try {
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169 event = document.createEvent( "KeyEvents" );
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170 event.initKeyEvent( type, options.bubbles, options.cancelable, options.view,
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171 options.ctrlKey, options.altKey, options.shiftKey, options.metaKey,
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172 options.keyCode, options.charCode );
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173 // initKeyEvent throws an exception in WebKit
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174 // see: http://stackoverflow.com/questions/6406784/initkeyevent-keypress-only-works-in-firefox-need-a-cross-browser-solution
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175 // and also https://bugs.webkit.org/show_bug.cgi?id=13368
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176 // fall back to a generic event until we decide to implement initKeyboardEvent
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177 } catch( err ) {
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178 event = document.createEvent( "Events" );
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179 event.initEvent( type, options.bubbles, options.cancelable );
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180 $.extend( event, {
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181 view: options.view,
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182 ctrlKey: options.ctrlKey,
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183 altKey: options.altKey,
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184 shiftKey: options.shiftKey,
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185 metaKey: options.metaKey,
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186 keyCode: options.keyCode,
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187 charCode: options.charCode
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188 });
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189 }
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190 } else if ( document.createEventObject ) {
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191 event = document.createEventObject();
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192 $.extend( event, options );
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193 }
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194
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195 if ( !!/msie [\w.]+/.exec( navigator.userAgent.toLowerCase() ) || (({}).toString.call( window.opera ) === "[object Opera]") ) {
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196 event.keyCode = (options.charCode > 0) ? options.charCode : options.keyCode;
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197 event.charCode = undefined;
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198 }
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199
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200 return event;
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201 },
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202
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203 dispatchEvent: function( elem, type, event ) {
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204 if ( elem.dispatchEvent ) {
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205 elem.dispatchEvent( event );
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206 } else if ( elem.fireEvent ) {
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207 elem.fireEvent( "on" + type, event );
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208 }
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209 },
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210
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211 simulateFocus: function() {
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212 var focusinEvent,
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213 triggered = false,
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214 element = $( this.target );
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215
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216 function trigger() {
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217 triggered = true;
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218 }
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219
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220 element.bind( "focus", trigger );
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221 element[ 0 ].focus();
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222
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223 if ( !triggered ) {
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224 focusinEvent = $.Event( "focusin" );
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225 focusinEvent.preventDefault();
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226 element.trigger( focusinEvent );
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227 element.triggerHandler( "focus" );
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228 }
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229 element.unbind( "focus", trigger );
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230 },
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231
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232 simulateBlur: function() {
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233 var focusoutEvent,
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234 triggered = false,
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235 element = $( this.target );
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236
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237 function trigger() {
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238 triggered = true;
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239 }
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240
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241 element.bind( "blur", trigger );
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242 element[ 0 ].blur();
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243
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244 // blur events are async in IE
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245 setTimeout(function() {
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246 // IE won't let the blur occur if the window is inactive
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247 if ( element[ 0 ].ownerDocument.activeElement === element[ 0 ] ) {
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248 element[ 0 ].ownerDocument.body.focus();
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249 }
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250
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251 // Firefox won't trigger events if the window is inactive
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252 // IE doesn't trigger events if we had to manually focus the body
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253 if ( !triggered ) {
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254 focusoutEvent = $.Event( "focusout" );
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255 focusoutEvent.preventDefault();
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256 element.trigger( focusoutEvent );
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257 element.triggerHandler( "blur" );
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258 }
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259 element.unbind( "blur", trigger );
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260 }, 1 );
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261 }
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262 });
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263
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264
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265
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266 /** complex events **/
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267
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268 function findCenter( elem ) {
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269 var offset,
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270 document = $( elem.ownerDocument );
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271 elem = $( elem );
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272 offset = elem.offset();
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273
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274 return {
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275 x: offset.left + elem.outerWidth() / 2 - document.scrollLeft(),
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276 y: offset.top + elem.outerHeight() / 2 - document.scrollTop()
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277 };
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278 }
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279
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280 function findCorner( elem ) {
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281 var offset,
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282 document = $( elem.ownerDocument );
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283 elem = $( elem );
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284 offset = elem.offset();
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285
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286 return {
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287 x: offset.left - document.scrollLeft(),
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288 y: offset.top - document.scrollTop()
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289 };
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290 }
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291
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292 $.extend( $.simulate.prototype, {
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293 simulateDrag: function() {
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294 var i = 0,
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295 target = this.target,
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296 options = this.options,
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297 center = options.handle === "corner" ? findCorner( target ) : findCenter( target ),
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298 x = Math.floor( center.x ),
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299 y = Math.floor( center.y ),
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300 coord = { clientX: x, clientY: y },
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301 dx = options.dx || ( options.x !== undefined ? options.x - x : 0 ),
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302 dy = options.dy || ( options.y !== undefined ? options.y - y : 0 ),
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303 moves = options.moves || 3;
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304
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305 this.simulateEvent( target, "mousedown", coord );
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306
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307 for ( ; i < moves ; i++ ) {
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308 x += dx / moves;
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309 y += dy / moves;
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310
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311 coord = {
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312 clientX: Math.round( x ),
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313 clientY: Math.round( y )
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314 };
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315
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316 this.simulateEvent( document, "mousemove", coord );
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317 }
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318
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319 this.simulateEvent( target, "mouseup", coord );
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320 this.simulateEvent( target, "click", coord );
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321 }
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322 });
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323
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324 })( jQuery );
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