1 var rnamespaces = /\.(.*)$/,
2 fcleanup = function( nm ) {
3 return nm.replace(/[^\w\s\.\|`]/g, function( ch ) {
9 * A number of helper functions used for managing events.
10 * Many of the ideas behind this code originated from
11 * Dean Edwards' addEvent library.
15 // Bind an event to an element
16 // Original by Dean Edwards
17 add: function( elem, types, handler, data ) {
18 if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
22 // For whatever reason, IE has trouble passing the window object
23 // around, causing it to be cloned in the process
24 if ( elem.setInterval && ( elem !== window && !elem.frameElement ) ) {
28 var handleObjIn, handleObj;
30 if ( handler.handler ) {
31 handleObjIn = handler;
32 handler = handleObjIn.handler;
35 // Make sure that the function being executed has a unique ID
36 if ( !handler.guid ) {
37 handler.guid = jQuery.guid++;
40 // Init the element's event structure
41 var elemData = jQuery.data( elem );
43 // If no elemData is found then we must be trying to bind to one of the
44 // banned noData elements
49 var events = elemData.events = elemData.events || {},
50 eventHandle = elemData.handle, eventHandle;
53 elemData.handle = eventHandle = function() {
54 // Handle the second event of a trigger and when
55 // an event is called after a page has unloaded
56 return typeof jQuery !== "undefined" && !jQuery.event.triggered ?
57 jQuery.event.handle.apply( eventHandle.elem, arguments ) :
62 // Add elem as a property of the handle function
63 // This is to prevent a memory leak with non-native events in IE.
64 eventHandle.elem = elem;
66 // Handle multiple events separated by a space
67 // jQuery(...).bind("mouseover mouseout", fn);
68 types = types.split(" ");
70 var type, i = 0, namespaces;
72 while ( (type = types[ i++ ]) ) {
73 handleObj = handleObjIn ?
74 jQuery.extend({}, handleObjIn) :
75 { handler: handler, data: data };
77 // Namespaced event handlers
78 if ( type.indexOf(".") > -1 ) {
79 namespaces = type.split(".");
80 type = namespaces.shift();
81 handleObj.namespace = namespaces.slice(0).sort().join(".");
85 handleObj.namespace = "";
88 handleObj.type = type;
89 handleObj.guid = handler.guid;
91 // Get the current list of functions bound to this event
92 var handlers = events[ type ],
93 special = jQuery.event.special[ type ] || {};
95 // Init the event handler queue
97 handlers = events[ type ] = [];
99 // Check for a special event handler
100 // Only use addEventListener/attachEvent if the special
101 // events handler returns false
102 if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
103 // Bind the global event handler to the element
104 if ( elem.addEventListener ) {
105 elem.addEventListener( type, eventHandle, false );
107 } else if ( elem.attachEvent ) {
108 elem.attachEvent( "on" + type, eventHandle );
114 special.add.call( elem, handleObj );
117 // Add the function to the element's handler list
118 handlers.push( handleObj );
120 // Keep track of which events have been used, for global triggering
121 jQuery.event.global[ type ] = true;
124 // Nullify elem to prevent memory leaks in IE
130 // Detach an event or set of events from an element
131 remove: function( elem, types, handler, pos ) {
132 // don't do events on text and comment nodes
133 if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
137 var ret, type, fn, i = 0, all, namespaces, namespace, special, eventType, handleObj, origType,
138 elemData = jQuery.data( elem ),
139 events = elemData && elemData.events;
141 if ( !elemData || !events ) {
145 // types is actually an event object here
146 if ( types && types.type ) {
147 handler = types.handler;
151 // Unbind all events for the element
152 if ( !types || typeof types === "string" && types.charAt(0) === "." ) {
155 for ( type in events ) {
156 jQuery.event.remove( elem, type + types );
162 // Handle multiple events separated by a space
163 // jQuery(...).unbind("mouseover mouseout", fn);
164 types = types.split(" ");
166 while ( (type = types[ i++ ]) ) {
169 all = type.indexOf(".") < 0;
173 // Namespaced event handlers
174 namespaces = type.split(".");
175 type = namespaces.shift();
177 namespace = new RegExp("(^|\\.)" +
178 jQuery.map( namespaces.slice(0).sort(), fcleanup ).join("\\.(?:.*\\.)?") + "(\\.|$)")
181 eventType = events[ type ];
188 for ( var j = 0; j < eventType.length; j++ ) {
189 handleObj = eventType[ j ];
191 if ( all || namespace.test( handleObj.namespace ) ) {
192 jQuery.event.remove( elem, origType, handleObj.handler, j );
193 eventType.splice( j--, 1 );
200 special = jQuery.event.special[ type ] || {};
202 for ( var j = pos || 0; j < eventType.length; j++ ) {
203 handleObj = eventType[ j ];
205 if ( handler.guid === handleObj.guid ) {
206 // remove the given handler for the given type
207 if ( all || namespace.test( handleObj.namespace ) ) {
209 eventType.splice( j--, 1 );
212 if ( special.remove ) {
213 special.remove.call( elem, handleObj );
223 // remove generic event handler if no more handlers exist
224 if ( jQuery.isEmptyObject( events[ type ] ) ) {
225 if ( !special.teardown || special.teardown.call( elem, namespaces ) === false ) {
226 removeEvent( elem, type, elemData.handle );
230 delete events[ type ];
234 // Remove the expando if it's no longer used
235 if ( jQuery.isEmptyObject( events ) ) {
236 var handle = elemData.handle;
241 delete elemData.events;
242 delete elemData.handle;
244 if ( jQuery.isEmptyObject( elemData ) ) {
245 jQuery.removeData( elem );
250 // bubbling is internal
251 trigger: function( event, data, elem /*, bubbling */ ) {
252 // Event object or event type
253 var type = event.type || event,
254 bubbling = arguments[3];
257 event = typeof event === "object" ?
258 // jQuery.Event object
259 event[expando] ? event :
261 jQuery.extend( jQuery.Event(type), event ) :
262 // Just the event type (string)
265 if ( type.indexOf("!") >= 0 ) {
266 event.type = type = type.slice(0, -1);
267 event.exclusive = true;
270 // Handle a global trigger
272 // Don't bubble custom events when global (to avoid too much overhead)
273 event.stopPropagation();
275 // Only trigger if we've ever bound an event for it
276 if ( jQuery.event.global[ type ] ) {
277 jQuery.each( jQuery.cache, function() {
278 if ( this.events && this.events[type] ) {
279 jQuery.event.trigger( event, data, this.handle.elem );
285 // Handle triggering a single element
287 // don't do events on text and comment nodes
288 if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 ) {
292 // Clean up in case it is reused
293 event.result = undefined;
296 // Clone the incoming data, if any
297 data = jQuery.makeArray( data );
298 data.unshift( event );
301 event.currentTarget = elem;
303 // Trigger the event, it is assumed that "handle" is a function
304 var handle = jQuery.data( elem, "handle" );
306 handle.apply( elem, data );
309 var parent = elem.parentNode || elem.ownerDocument;
311 // Trigger an inline bound script
313 if ( !(elem && elem.nodeName && jQuery.noData[elem.nodeName.toLowerCase()]) ) {
314 if ( elem[ "on" + type ] && elem[ "on" + type ].apply( elem, data ) === false ) {
315 event.result = false;
319 // prevent IE from throwing an error for some elements with some event types, see #3533
322 if ( !event.isPropagationStopped() && parent ) {
323 jQuery.event.trigger( event, data, parent, true );
325 } else if ( !event.isDefaultPrevented() ) {
326 var target = event.target, old,
327 isClick = jQuery.nodeName(target, "a") && type === "click",
328 special = jQuery.event.special[ type ] || {};
330 if ( (!special._default || special._default.call( elem, event ) === false) &&
331 !isClick && !(target && target.nodeName && jQuery.noData[target.nodeName.toLowerCase()]) ) {
334 if ( target[ type ] ) {
335 // Make sure that we don't accidentally re-trigger the onFOO events
336 old = target[ "on" + type ];
339 target[ "on" + type ] = null;
342 jQuery.event.triggered = true;
346 // prevent IE from throwing an error for some elements with some event types, see #3533
350 target[ "on" + type ] = old;
353 jQuery.event.triggered = false;
358 handle: function( event ) {
359 var all, handlers, namespaces, namespace, events;
361 event = arguments[0] = jQuery.event.fix( event || window.event );
362 event.currentTarget = this;
364 // Namespaced event handlers
365 all = event.type.indexOf(".") < 0;
368 namespaces = event.type.split(".");
369 event.type = namespaces.shift();
370 namespace = new RegExp("(^|\\.)" + namespaces.slice(0).sort().join("\\.(?:.*\\.)?") + "(\\.|$)");
373 var events = jQuery.data(this, "events"), handlers = events[ event.type ];
375 if ( events && handlers ) {
376 // Clone the handlers to prevent manipulation
377 handlers = handlers.slice(0);
379 for ( var j = 0, l = handlers.length; j < l; j++ ) {
380 var handleObj = handlers[ j ];
382 // Filter the functions by class
383 if ( (all && !event.exclusive) || namespace.test( handleObj.namespace ) ) {
384 // Pass in a reference to the handler function itself
385 // So that we can later remove it
386 event.handler = handleObj.handler;
387 event.data = handleObj.data;
388 event.handleObj = handleObj;
390 var ret = handleObj.handler.apply( this, arguments );
392 if ( ret !== undefined ) {
394 if ( ret === false ) {
395 event.preventDefault();
396 event.stopPropagation();
400 if ( event.isImmediatePropagationStopped() ) {
410 props: "altKey attrChange attrName bubbles button cancelable charCode clientX clientY ctrlKey currentTarget data detail eventPhase fromElement handler keyCode layerX layerY metaKey newValue offsetX offsetY originalTarget pageX pageY prevValue relatedNode relatedTarget screenX screenY shiftKey srcElement target toElement view wheelDelta which".split(" "),
412 fix: function( event ) {
413 if ( event[ expando ] ) {
417 // store a copy of the original event object
418 // and "clone" to set read-only properties
419 var originalEvent = event;
420 event = jQuery.Event( originalEvent );
422 for ( var i = this.props.length, prop; i; ) {
423 prop = this.props[ --i ];
424 event[ prop ] = originalEvent[ prop ];
427 // Fix target property, if necessary
428 if ( !event.target ) {
429 event.target = event.srcElement || document; // Fixes #1925 where srcElement might not be defined either
432 // check if target is a textnode (safari)
433 if ( event.target.nodeType === 3 ) {
434 event.target = event.target.parentNode;
437 // Add relatedTarget, if necessary
438 if ( !event.relatedTarget && event.fromElement ) {
439 event.relatedTarget = event.fromElement === event.target ? event.toElement : event.fromElement;
442 // Calculate pageX/Y if missing and clientX/Y available
443 if ( event.pageX == null && event.clientX != null ) {
444 var doc = document.documentElement, body = document.body;
445 event.pageX = event.clientX + (doc && doc.scrollLeft || body && body.scrollLeft || 0) - (doc && doc.clientLeft || body && body.clientLeft || 0);
446 event.pageY = event.clientY + (doc && doc.scrollTop || body && body.scrollTop || 0) - (doc && doc.clientTop || body && body.clientTop || 0);
449 // Add which for key events
450 if ( !event.which && ((event.charCode || event.charCode === 0) ? event.charCode : event.keyCode) ) {
451 event.which = event.charCode || event.keyCode;
454 // Add metaKey to non-Mac browsers (use ctrl for PC's and Meta for Macs)
455 if ( !event.metaKey && event.ctrlKey ) {
456 event.metaKey = event.ctrlKey;
459 // Add which for click: 1 === left; 2 === middle; 3 === right
460 // Note: button is not normalized, so don't use it
461 if ( !event.which && event.button !== undefined ) {
462 event.which = (event.button & 1 ? 1 : ( event.button & 2 ? 3 : ( event.button & 4 ? 2 : 0 ) ));
468 // Deprecated, use jQuery.guid instead
471 // Deprecated, use jQuery.proxy instead
476 // Make sure the ready event is setup
477 setup: jQuery.bindReady,
478 teardown: jQuery.noop
482 add: function( handleObj ) {
483 jQuery.event.add( this, handleObj.origType, jQuery.extend({}, handleObj, {handler: liveHandler}) );
486 remove: function( handleObj ) {
488 type = handleObj.origType.replace(rnamespaces, "");
490 jQuery.each( jQuery.data(this, "events").live || [], function() {
491 if ( type === this.origType.replace(rnamespaces, "") ) {
498 jQuery.event.remove( this, handleObj.origType, liveHandler );
505 setup: function( data, namespaces, eventHandle ) {
506 // We only want to do this special case on windows
507 if ( this.setInterval ) {
508 this.onbeforeunload = eventHandle;
513 teardown: function( namespaces, eventHandle ) {
514 if ( this.onbeforeunload === eventHandle ) {
515 this.onbeforeunload = null;
522 var removeEvent = document.removeEventListener ?
523 function( elem, type, handle ) {
524 elem.removeEventListener( type, handle, false );
526 function( elem, type, handle ) {
527 elem.detachEvent( "on" + type, handle );
530 jQuery.Event = function( src ) {
531 // Allow instantiation without the 'new' keyword
532 if ( !this.preventDefault ) {
533 return new jQuery.Event( src );
537 if ( src && src.type ) {
538 this.originalEvent = src;
539 this.type = src.type;
545 // timeStamp is buggy for some events on Firefox(#3843)
546 // So we won't rely on the native value
547 this.timeStamp = now();
550 this[ expando ] = true;
553 function returnFalse() {
556 function returnTrue() {
560 // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
561 // http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
562 jQuery.Event.prototype = {
563 preventDefault: function() {
564 this.isDefaultPrevented = returnTrue;
566 var e = this.originalEvent;
571 // if preventDefault exists run it on the original event
572 if ( e.preventDefault ) {
575 // otherwise set the returnValue property of the original event to false (IE)
576 e.returnValue = false;
578 stopPropagation: function() {
579 this.isPropagationStopped = returnTrue;
581 var e = this.originalEvent;
585 // if stopPropagation exists run it on the original event
586 if ( e.stopPropagation ) {
589 // otherwise set the cancelBubble property of the original event to true (IE)
590 e.cancelBubble = true;
592 stopImmediatePropagation: function() {
593 this.isImmediatePropagationStopped = returnTrue;
594 this.stopPropagation();
596 isDefaultPrevented: returnFalse,
597 isPropagationStopped: returnFalse,
598 isImmediatePropagationStopped: returnFalse
601 // Checks if an event happened on an element within another element
602 // Used in jQuery.event.special.mouseenter and mouseleave handlers
603 var withinElement = function( event ) {
604 // Check if mouse(over|out) are still within the same parent element
605 var parent = event.relatedTarget;
607 // Traverse up the tree
608 while ( parent && parent !== this ) {
609 // Firefox sometimes assigns relatedTarget a XUL element
610 // which we cannot access the parentNode property of
612 parent = parent.parentNode;
614 // assuming we've left the element since we most likely mousedover a xul element
620 if ( parent !== this ) {
621 // set the correct event type
622 event.type = event.data;
624 // handle event if we actually just moused on to a non sub-element
625 jQuery.event.handle.apply( this, arguments );
630 // In case of event delegation, we only need to rename the event.type,
631 // liveHandler will take care of the rest.
632 delegate = function( event ) {
633 event.type = event.data;
634 jQuery.event.handle.apply( this, arguments );
637 // Create mouseenter and mouseleave events
639 mouseenter: "mouseover",
640 mouseleave: "mouseout"
641 }, function( orig, fix ) {
642 jQuery.event.special[ orig ] = {
643 setup: function( data ) {
644 jQuery.event.add( this, fix, data && data.selector ? delegate : withinElement, orig );
646 teardown: function( data ) {
647 jQuery.event.remove( this, fix, data && data.selector ? delegate : withinElement );
653 if ( !jQuery.support.submitBubbles ) {
655 jQuery.event.special.submit = {
656 setup: function( data, namespaces ) {
657 if ( this.nodeName.toLowerCase() !== "form" ) {
658 jQuery.event.add(this, "click.specialSubmit", function( e ) {
659 var elem = e.target, type = elem.type;
661 if ( (type === "submit" || type === "image") && jQuery( elem ).closest("form").length ) {
662 return trigger( "submit", this, arguments );
666 jQuery.event.add(this, "keypress.specialSubmit", function( e ) {
667 var elem = e.target, type = elem.type;
669 if ( (type === "text" || type === "password") && jQuery( elem ).closest("form").length && e.keyCode === 13 ) {
670 return trigger( "submit", this, arguments );
679 teardown: function( namespaces ) {
680 jQuery.event.remove( this, "click.specialSubmit" );
681 jQuery.event.remove( this, "keypress.specialSubmit" );
687 // change delegation, happens here so we have bind.
688 if ( !jQuery.support.changeBubbles ) {
690 var formElems = /textarea|input|select/i;
692 function getVal( elem ) {
693 var type = elem.type, val = elem.value;
695 if ( type === "radio" || type === "checkbox" ) {
698 } else if ( type === "select-multiple" ) {
699 val = elem.selectedIndex > -1 ?
700 jQuery.map( elem.options, function( elem ) {
701 return elem.selected;
705 } else if ( elem.nodeName.toLowerCase() === "select" ) {
706 val = elem.selectedIndex;
712 function testChange( e ) {
713 var elem = e.target, data, val;
715 if ( !formElems.test( elem.nodeName ) || elem.readOnly ) {
719 data = jQuery.data( elem, "_change_data" );
722 // the current data will be also retrieved by beforeactivate
723 if ( e.type !== "focusout" || elem.type !== "radio" ) {
724 jQuery.data( elem, "_change_data", val );
727 if ( data === undefined || val === data ) {
731 if ( data != null || val ) {
733 return jQuery.event.trigger( e, arguments[1], elem );
737 jQuery.event.special.change = {
739 focusout: testChange,
741 click: function( e ) {
742 var elem = e.target, type = elem.type;
744 if ( type === "radio" || type === "checkbox" || elem.nodeName.toLowerCase() === "select" ) {
745 return testChange.call( this, e );
749 // Change has to be called before submit
750 // Keydown will be called before keypress, which is used in submit-event delegation
751 keydown: function( e ) {
752 var elem = e.target, type = elem.type;
754 if ( (e.keyCode === 13 && elem.nodeName.toLowerCase() !== "textarea") ||
755 (e.keyCode === 32 && (type === "checkbox" || type === "radio")) ||
756 type === "select-multiple" ) {
757 return testChange.call( this, e );
761 // Beforeactivate happens also before the previous element is blurred
762 // with this event you can't trigger a change event, but you can store
763 // information/focus[in] is not needed anymore
764 beforeactivate: function( e ) {
766 jQuery.data( elem, "_change_data", getVal(elem) );
770 setup: function( data, namespaces ) {
771 for ( var type in changeFilters ) {
772 jQuery.event.add( this, type + ".specialChange", changeFilters[type] );
775 return formElems.test( this.nodeName );
778 teardown: function( namespaces ) {
779 for ( var type in changeFilters ) {
780 jQuery.event.remove( this, type + ".specialChange", changeFilters[type] );
783 return formElems.test( this.nodeName );
787 var changeFilters = jQuery.event.special.change.filters;
791 function trigger( type, elem, args ) {
793 return jQuery.event.handle.apply( elem, args );
796 // Create "bubbling" focus and blur events
797 if ( document.addEventListener ) {
798 jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) {
799 jQuery.event.special[ fix ] = {
801 this.addEventListener( orig, handler, true );
803 teardown: function() {
804 this.removeEventListener( orig, handler, true );
808 function handler( e ) {
809 e = jQuery.event.fix( e );
811 return jQuery.event.handle.call( this, e );
816 jQuery.each(["bind", "one"], function( i, name ) {
817 jQuery.fn[ name ] = function( type, data, fn ) {
818 // Handle object literals
819 if ( typeof type === "object" ) {
820 for ( var key in type ) {
821 this[ name ](key, data, type[key], fn);
826 if ( jQuery.isFunction( data ) ) {
831 var handler = name === "one" ? jQuery.proxy( fn, function( event ) {
832 jQuery( this ).unbind( event, handler );
833 return fn.apply( this, arguments );
836 if ( type === "unload" && name !== "one" ) {
837 this.one( type, data, fn );
840 for ( var i = 0, l = this.length; i < l; i++ ) {
841 jQuery.event.add( this[i], type, handler, data );
850 unbind: function( type, fn ) {
851 // Handle object literals
852 if ( typeof type === "object" && !type.preventDefault ) {
853 for ( var key in type ) {
854 this.unbind(key, type[key]);
858 for ( var i = 0, l = this.length; i < l; i++ ) {
859 jQuery.event.remove( this[i], type, fn );
866 delegate: function( selector, types, data, fn ) {
867 return this.live( types, data, fn, selector );
870 undelegate: function( selector, types, fn ) {
871 if ( arguments.length === 0 ) {
872 return this.unbind( "live" );
875 return this.die( types, null, fn, selector );
879 trigger: function( type, data ) {
880 return this.each(function() {
881 jQuery.event.trigger( type, data, this );
885 triggerHandler: function( type, data ) {
887 var event = jQuery.Event( type );
888 event.preventDefault();
889 event.stopPropagation();
890 jQuery.event.trigger( event, data, this[0] );
895 toggle: function( fn ) {
896 // Save reference to arguments for access in closure
897 var args = arguments, i = 1;
899 // link all the functions, so any of them can unbind this click handler
900 while ( i < args.length ) {
901 jQuery.proxy( fn, args[ i++ ] );
904 return this.click( jQuery.proxy( fn, function( event ) {
905 // Figure out which function to execute
906 var lastToggle = ( jQuery.data( this, "lastToggle" + fn.guid ) || 0 ) % i;
907 jQuery.data( this, "lastToggle" + fn.guid, lastToggle + 1 );
909 // Make sure that clicks stop
910 event.preventDefault();
912 // and execute the function
913 return args[ lastToggle ].apply( this, arguments ) || false;
917 hover: function( fnOver, fnOut ) {
918 return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
922 jQuery.each(["live", "die"], function( i, name ) {
923 jQuery.fn[ name ] = function( types, data, fn, origSelector /* Internal Use Only */ ) {
924 var type, i = 0, match, namespaces,
925 selector = origSelector || this.selector,
926 context = origSelector ? this : jQuery( this.context );
928 if ( jQuery.isFunction( data ) ) {
933 types = (types || "").split(" ");
935 while ( (type = types[ i++ ]) != null ) {
936 match = rnamespaces.exec( type );
940 namespaces = match[0];
941 type = type.replace( rnamespaces, "" );
944 type = type === "focus" ? "focusin" : // focus --> focusin
945 type === "blur" ? "focusout" : // blur --> focusout
946 type === "hover" ? types.push("mouseleave" + namespaces) && "mouseenter" : // hover support
951 if ( name === "live" ) {
953 context.each(function(){
954 jQuery.event.add( this, liveConvert( type, selector ),
955 { data: data, selector: selector, handler: fn, origType: type, origHandler: fn } );
959 // unbind live handler
960 context.unbind( liveConvert( type, selector ), fn );
968 function liveHandler( event ) {
969 var stop, elems = [], selectors = [], args = arguments,
970 related, match, handleObj, elem, j, i, l, data,
971 events = jQuery.data( this, "events" );
973 // Make sure we avoid non-left-click bubbling in Firefox (#3861)
974 if ( event.liveFired === this || !events || event.button && event.type === "click" ) {
978 event.liveFired = this;
980 var live = events.live.slice(0);
982 for ( j = 0; j < live.length; j++ ) {
985 if ( handleObj.origType.replace( rnamespaces, "" ) === event.type ) {
986 selectors.push( handleObj.selector );
989 live.splice( j--, 1 );
993 match = jQuery( event.target ).closest( selectors, event.currentTarget );
995 for ( i = 0, l = match.length; i < l; i++ ) {
996 for ( j = 0; j < live.length; j++ ) {
999 if ( match[i].selector === handleObj.selector ) {
1000 elem = match[i].elem;
1003 // Those two events require additional checking
1004 if ( handleObj.origType === "mouseenter" || handleObj.origType === "mouseleave" ) {
1005 related = jQuery( event.relatedTarget ).closest( handleObj.selector )[0];
1008 if ( !related || related !== elem ) {
1009 elems.push({ elem: elem, handleObj: handleObj });
1015 for ( i = 0, l = elems.length; i < l; i++ ) {
1017 event.currentTarget = match.elem;
1018 event.data = match.handleObj.data;
1019 event.handleObj = match.handleObj;
1021 if ( match.handleObj.origHandler.apply( match.elem, args ) === false ) {
1030 function liveConvert( type, selector ) {
1031 return "live." + (type && type !== "*" ? type + "." : "") + selector.replace(/\./g, "`").replace(/ /g, "&");
1034 jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " +
1035 "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
1036 "change select submit keydown keypress keyup error").split(" "), function( i, name ) {
1038 // Handle event binding
1039 jQuery.fn[ name ] = function( fn ) {
1040 return fn ? this.bind( name, fn ) : this.trigger( name );
1043 if ( jQuery.attrFn ) {
1044 jQuery.attrFn[ name ] = true;
1048 // Prevent memory leaks in IE
1049 // Window isn't included so as not to unbind existing unload events
1051 // - http://isaacschlueter.com/2006/10/msie-memory-leaks/
1052 if ( window.attachEvent && !window.addEventListener ) {
1053 window.attachEvent("onunload", function() {
1054 for ( var id in jQuery.cache ) {
1055 if ( jQuery.cache[ id ].handle ) {
1056 // Try/Catch is to handle iframes being unloaded, see #4280
1058 jQuery.event.remove( jQuery.cache[ id ].handle.elem );