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1 define( [
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2 "../core",
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3 "../var/document",
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4 "../data/var/dataPriv",
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5 "../data/var/acceptData",
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6 "../var/hasOwn",
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7 "../var/isFunction",
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8 "../var/isWindow",
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9 "../event"
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10 ], function( jQuery, document, dataPriv, acceptData, hasOwn, isFunction, isWindow ) {
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11
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12 "use strict";
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13
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14 var rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
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15 stopPropagationCallback = function( e ) {
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16 e.stopPropagation();
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17 };
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18
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19 jQuery.extend( jQuery.event, {
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20
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21 trigger: function( event, data, elem, onlyHandlers ) {
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22
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23 var i, cur, tmp, bubbleType, ontype, handle, special, lastElement,
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24 eventPath = [ elem || document ],
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25 type = hasOwn.call( event, "type" ) ? event.type : event,
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26 namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split( "." ) : [];
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27
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28 cur = lastElement = tmp = elem = elem || document;
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29
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30 // Don't do events on text and comment nodes
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31 if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
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32 return;
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33 }
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34
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35 // focus/blur morphs to focusin/out; ensure we're not firing them right now
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36 if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
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37 return;
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38 }
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39
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40 if ( type.indexOf( "." ) > -1 ) {
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41
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42 // Namespaced trigger; create a regexp to match event type in handle()
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43 namespaces = type.split( "." );
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44 type = namespaces.shift();
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45 namespaces.sort();
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46 }
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47 ontype = type.indexOf( ":" ) < 0 && "on" + type;
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48
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49 // Caller can pass in a jQuery.Event object, Object, or just an event type string
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50 event = event[ jQuery.expando ] ?
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51 event :
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52 new jQuery.Event( type, typeof event === "object" && event );
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53
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54 // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
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55 event.isTrigger = onlyHandlers ? 2 : 3;
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56 event.namespace = namespaces.join( "." );
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57 event.rnamespace = event.namespace ?
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58 new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" ) :
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59 null;
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60
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61 // Clean up the event in case it is being reused
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62 event.result = undefined;
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63 if ( !event.target ) {
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64 event.target = elem;
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65 }
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66
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67 // Clone any incoming data and prepend the event, creating the handler arg list
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68 data = data == null ?
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69 [ event ] :
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70 jQuery.makeArray( data, [ event ] );
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71
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72 // Allow special events to draw outside the lines
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73 special = jQuery.event.special[ type ] || {};
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74 if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) {
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75 return;
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76 }
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77
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78 // Determine event propagation path in advance, per W3C events spec (#9951)
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79 // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
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80 if ( !onlyHandlers && !special.noBubble && !isWindow( elem ) ) {
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81
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82 bubbleType = special.delegateType || type;
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83 if ( !rfocusMorph.test( bubbleType + type ) ) {
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84 cur = cur.parentNode;
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85 }
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86 for ( ; cur; cur = cur.parentNode ) {
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87 eventPath.push( cur );
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88 tmp = cur;
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89 }
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90
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91 // Only add window if we got to document (e.g., not plain obj or detached DOM)
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92 if ( tmp === ( elem.ownerDocument || document ) ) {
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93 eventPath.push( tmp.defaultView || tmp.parentWindow || window );
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94 }
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95 }
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96
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97 // Fire handlers on the event path
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98 i = 0;
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99 while ( ( cur = eventPath[ i++ ] ) && !event.isPropagationStopped() ) {
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100 lastElement = cur;
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101 event.type = i > 1 ?
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102 bubbleType :
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103 special.bindType || type;
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104
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105 // jQuery handler
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106 handle = ( dataPriv.get( cur, "events" ) || {} )[ event.type ] &&
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107 dataPriv.get( cur, "handle" );
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108 if ( handle ) {
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109 handle.apply( cur, data );
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110 }
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111
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112 // Native handler
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113 handle = ontype && cur[ ontype ];
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114 if ( handle && handle.apply && acceptData( cur ) ) {
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115 event.result = handle.apply( cur, data );
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116 if ( event.result === false ) {
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117 event.preventDefault();
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118 }
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119 }
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120 }
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121 event.type = type;
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122
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123 // If nobody prevented the default action, do it now
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124 if ( !onlyHandlers && !event.isDefaultPrevented() ) {
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125
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126 if ( ( !special._default ||
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127 special._default.apply( eventPath.pop(), data ) === false ) &&
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128 acceptData( elem ) ) {
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129
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130 // Call a native DOM method on the target with the same name as the event.
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131 // Don't do default actions on window, that's where global variables be (#6170)
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132 if ( ontype && isFunction( elem[ type ] ) && !isWindow( elem ) ) {
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133
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134 // Don't re-trigger an onFOO event when we call its FOO() method
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135 tmp = elem[ ontype ];
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136
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137 if ( tmp ) {
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138 elem[ ontype ] = null;
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139 }
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140
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141 // Prevent re-triggering of the same event, since we already bubbled it above
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142 jQuery.event.triggered = type;
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143
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144 if ( event.isPropagationStopped() ) {
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145 lastElement.addEventListener( type, stopPropagationCallback );
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146 }
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147
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148 elem[ type ]();
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149
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150 if ( event.isPropagationStopped() ) {
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151 lastElement.removeEventListener( type, stopPropagationCallback );
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152 }
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153
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154 jQuery.event.triggered = undefined;
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155
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156 if ( tmp ) {
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157 elem[ ontype ] = tmp;
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158 }
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159 }
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160 }
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161 }
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162
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163 return event.result;
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164 },
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165
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166 // Piggyback on a donor event to simulate a different one
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167 // Used only for `focus(in | out)` events
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168 simulate: function( type, elem, event ) {
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169 var e = jQuery.extend(
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170 new jQuery.Event(),
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171 event,
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172 {
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173 type: type,
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174 isSimulated: true
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175 }
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176 );
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177
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178 jQuery.event.trigger( e, null, elem );
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179 }
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180
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181 } );
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182
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183 jQuery.fn.extend( {
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184
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185 trigger: function( type, data ) {
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186 return this.each( function() {
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187 jQuery.event.trigger( type, data, this );
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188 } );
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189 },
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190 triggerHandler: function( type, data ) {
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191 var elem = this[ 0 ];
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192 if ( elem ) {
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193 return jQuery.event.trigger( type, data, elem, true );
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194 }
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195 }
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196 } );
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197
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198 return jQuery;
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199 } );
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