+(function( jQuery ) {
+
+var rnamespaces = /\.(.*)$/,
+ rformElems = /^(?:textarea|input|select)$/i,
+ rperiod = /\./g,
+ rspace = / /g,
+ rescape = /[^\w\s.|`]/g,
+ fcleanup = function( nm ) {
+ return nm.replace(rescape, "\\$&");
+ };
+
/*
* A number of helper functions used for managing events.
* Many of the ideas behind this code originated from
// Bind an event to an element
// Original by Dean Edwards
- add: function(elem, types, handler, data) {
- if ( elem.nodeType == 3 || elem.nodeType == 8 )
+ add: function( elem, types, handler, data ) {
+ if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
return;
+ }
// For whatever reason, IE has trouble passing the window object
// around, causing it to be cloned in the process
- if ( elem.setInterval && ( elem != window && !elem.frameElement ) )
+ if ( jQuery.isWindow( elem ) && ( elem !== window && !elem.frameElement ) ) {
elem = window;
+ }
- // Make sure that the function being executed has a unique ID
- if ( !handler.guid )
- handler.guid = this.guid++;
+ if ( handler === false ) {
+ handler = returnFalse;
+ } else if ( !handler ) {
+ // Fixes bug #7229. Fix recommended by jdalton
+ return;
+ }
- // if data is passed, bind to handler
- if ( data !== undefined ) {
- // Create temporary function pointer to original handler
- var fn = handler;
+ var handleObjIn, handleObj;
- // Create unique handler function, wrapped around original handler
- handler = this.proxy( fn );
+ if ( handler.handler ) {
+ handleObjIn = handler;
+ handler = handleObjIn.handler;
+ }
- // Store data in unique handler
- handler.data = data;
+ // Make sure that the function being executed has a unique ID
+ if ( !handler.guid ) {
+ handler.guid = jQuery.guid++;
}
// Init the element's event structure
- var events = jQuery.data(elem, "events") || jQuery.data(elem, "events", {}),
- handle = jQuery.data(elem, "handle") || jQuery.data(elem, "handle", function(){
+ var elemData = jQuery._data( elem );
+
+ // If no elemData is found then we must be trying to bind to one of the
+ // banned noData elements
+ if ( !elemData ) {
+ return;
+ }
+
+ var events = elemData.events,
+ eventHandle = elemData.handle;
+
+ if ( !events ) {
+ elemData.events = events = {};
+ }
+
+ if ( !eventHandle ) {
+ elemData.handle = eventHandle = function() {
// Handle the second event of a trigger and when
// an event is called after a page has unloaded
return typeof jQuery !== "undefined" && !jQuery.event.triggered ?
- jQuery.event.handle.apply(arguments.callee.elem, arguments) :
+ jQuery.event.handle.apply( eventHandle.elem, arguments ) :
undefined;
- });
+ };
+ }
+
// Add elem as a property of the handle function
- // This is to prevent a memory leak with non-native
- // event in IE.
- handle.elem = elem;
+ // This is to prevent a memory leak with non-native events in IE.
+ eventHandle.elem = elem;
// Handle multiple events separated by a space
// jQuery(...).bind("mouseover mouseout", fn);
- jQuery.each(types.split(/\s+/), function(index, type) {
+ types = types.split(" ");
+
+ var type, i = 0, namespaces;
+
+ while ( (type = types[ i++ ]) ) {
+ handleObj = handleObjIn ?
+ jQuery.extend({}, handleObjIn) :
+ { handler: handler, data: data };
+
// Namespaced event handlers
- var namespaces = type.split(".");
- type = namespaces.shift();
- handler.type = namespaces.slice().sort().join(".");
+ if ( type.indexOf(".") > -1 ) {
+ namespaces = type.split(".");
+ type = namespaces.shift();
+ handleObj.namespace = namespaces.slice(0).sort().join(".");
+
+ } else {
+ namespaces = [];
+ handleObj.namespace = "";
+ }
- // Get the current list of functions bound to this event
- var handlers = events[type];
+ handleObj.type = type;
+ if ( !handleObj.guid ) {
+ handleObj.guid = handler.guid;
+ }
- if ( jQuery.event.specialAll[type] )
- jQuery.event.specialAll[type].setup.call(elem, data, namespaces);
+ // Get the current list of functions bound to this event
+ var handlers = events[ type ],
+ special = jQuery.event.special[ type ] || {};
// Init the event handler queue
- if (!handlers) {
- handlers = events[type] = {};
+ if ( !handlers ) {
+ handlers = events[ type ] = [];
// Check for a special event handler
// Only use addEventListener/attachEvent if the special
// events handler returns false
- if ( !jQuery.event.special[type] || jQuery.event.special[type].setup.call(elem, data, namespaces) === false ) {
+ if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
// Bind the global event handler to the element
- if (elem.addEventListener)
- elem.addEventListener(type, handle, false);
- else if (elem.attachEvent)
- elem.attachEvent("on" + type, handle);
+ if ( elem.addEventListener ) {
+ elem.addEventListener( type, eventHandle, false );
+
+ } else if ( elem.attachEvent ) {
+ elem.attachEvent( "on" + type, eventHandle );
+ }
+ }
+ }
+
+ if ( special.add ) {
+ special.add.call( elem, handleObj );
+
+ if ( !handleObj.handler.guid ) {
+ handleObj.handler.guid = handler.guid;
}
}
// Add the function to the element's handler list
- handlers[handler.guid] = handler;
+ handlers.push( handleObj );
// Keep track of which events have been used, for global triggering
- jQuery.event.global[type] = true;
- });
+ jQuery.event.global[ type ] = true;
+ }
// Nullify elem to prevent memory leaks in IE
elem = null;
},
- guid: 1,
global: {},
// Detach an event or set of events from an element
- remove: function(elem, types, handler) {
+ remove: function( elem, types, handler, pos ) {
// don't do events on text and comment nodes
- if ( elem.nodeType == 3 || elem.nodeType == 8 )
+ if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
+ return;
+ }
+
+ if ( handler === false ) {
+ handler = returnFalse;
+ }
+
+ var ret, type, fn, j, i = 0, all, namespaces, namespace, special, eventType, handleObj, origType,
+ elemData = jQuery.hasData( elem ) && jQuery._data( elem ),
+ events = elemData && elemData.events;
+
+ if ( !elemData || !events ) {
+ return;
+ }
+
+ // types is actually an event object here
+ if ( types && types.type ) {
+ handler = types.handler;
+ types = types.type;
+ }
+
+ // Unbind all events for the element
+ if ( !types || typeof types === "string" && types.charAt(0) === "." ) {
+ types = types || "";
+
+ for ( type in events ) {
+ jQuery.event.remove( elem, type + types );
+ }
+
return;
+ }
+
+ // Handle multiple events separated by a space
+ // jQuery(...).unbind("mouseover mouseout", fn);
+ types = types.split(" ");
+
+ while ( (type = types[ i++ ]) ) {
+ origType = type;
+ handleObj = null;
+ all = type.indexOf(".") < 0;
+ namespaces = [];
+
+ if ( !all ) {
+ // Namespaced event handlers
+ namespaces = type.split(".");
+ type = namespaces.shift();
+
+ namespace = new RegExp("(^|\\.)" +
+ jQuery.map( namespaces.slice(0).sort(), fcleanup ).join("\\.(?:.*\\.)?") + "(\\.|$)");
+ }
+
+ eventType = events[ type ];
+
+ if ( !eventType ) {
+ continue;
+ }
+
+ if ( !handler ) {
+ for ( j = 0; j < eventType.length; j++ ) {
+ handleObj = eventType[ j ];
- var events = jQuery.data(elem, "events"), ret, index;
-
- if ( events ) {
- // Unbind all events for the element
- if ( types === undefined || (typeof types === "string" && types.charAt(0) == ".") )
- for ( var type in events )
- this.remove( elem, type + (types || "") );
- else {
- // types is actually an event object here
- if ( types.type ) {
- handler = types.handler;
- types = types.type;
+ if ( all || namespace.test( handleObj.namespace ) ) {
+ jQuery.event.remove( elem, origType, handleObj.handler, j );
+ eventType.splice( j--, 1 );
+ }
}
- // Handle multiple events seperated by a space
- // jQuery(...).unbind("mouseover mouseout", fn);
- jQuery.each(types.split(/\s+/), function(index, type){
- // Namespaced event handlers
- var namespaces = type.split(".");
- type = namespaces.shift();
- var all = !namespaces.length,
- namespace = new RegExp("(^|\\.)" + namespaces.slice().sort().join(".*\\.") + "(\\.|$)");
-
- if ( events[type] ) {
- // remove the given handler for the given type
- if ( handler )
- delete events[type][handler.guid];
-
- // remove all handlers for the given type
- else
- for ( var handle in events[type] )
- // Handle the removal of namespaced events
- if ( all || namespace.test(events[type][handle].type) )
- delete events[type][handle];
-
- if ( jQuery.event.specialAll[type] )
- jQuery.event.specialAll[type].teardown.call(elem, namespaces);
-
- // remove generic event handler if no more handlers exist
- for ( ret in events[type] ) break;
- if ( !ret ) {
- if ( !jQuery.event.special[type] || jQuery.event.special[type].teardown.call(elem, namespaces) === false ) {
- if (elem.removeEventListener)
- elem.removeEventListener(type, jQuery.data(elem, "handle"), false);
- else if (elem.detachEvent)
- elem.detachEvent("on" + type, jQuery.data(elem, "handle"));
- }
- ret = null;
- delete events[type];
+ continue;
+ }
+
+ special = jQuery.event.special[ type ] || {};
+
+ for ( j = pos || 0; j < eventType.length; j++ ) {
+ handleObj = eventType[ j ];
+
+ if ( handler.guid === handleObj.guid ) {
+ // remove the given handler for the given type
+ if ( all || namespace.test( handleObj.namespace ) ) {
+ if ( pos == null ) {
+ eventType.splice( j--, 1 );
+ }
+
+ if ( special.remove ) {
+ special.remove.call( elem, handleObj );
}
}
- });
+
+ if ( pos != null ) {
+ break;
+ }
+ }
}
- // Remove the expando if it's no longer used
- for ( ret in events ) break;
- if ( !ret ) {
- var handle = jQuery.data( elem, "handle" );
- if ( handle ) handle.elem = null;
- jQuery.removeData( elem, "events" );
- jQuery.removeData( elem, "handle" );
+ // remove generic event handler if no more handlers exist
+ if ( eventType.length === 0 || pos != null && eventType.length === 1 ) {
+ if ( !special.teardown || special.teardown.call( elem, namespaces ) === false ) {
+ jQuery.removeEvent( elem, type, elemData.handle );
+ }
+
+ ret = null;
+ delete events[ type ];
+ }
+ }
+
+ // Remove the expando if it's no longer used
+ if ( jQuery.isEmptyObject( events ) ) {
+ var handle = elemData.handle;
+ if ( handle ) {
+ handle.elem = null;
+ }
+
+ delete elemData.events;
+ delete elemData.handle;
+
+ if ( jQuery.isEmptyObject( elemData ) ) {
+ jQuery.removeData( elem, undefined, true );
}
}
},
// bubbling is internal
- trigger: function( event, data, elem, bubbling ) {
+ trigger: function( event, data, elem /*, bubbling */ ) {
// Event object or event type
- var type = event.type || event;
+ var type = event.type || event,
+ bubbling = arguments[3];
- if( !bubbling ){
+ if ( !bubbling ) {
event = typeof event === "object" ?
// jQuery.Event object
- event[expando] ? event :
+ event[ jQuery.expando ] ? event :
// Object literal
jQuery.extend( jQuery.Event(type), event ) :
// Just the event type (string)
if ( !elem ) {
// Don't bubble custom events when global (to avoid too much overhead)
event.stopPropagation();
+
// Only trigger if we've ever bound an event for it
- if ( this.global[type] )
- jQuery.each( jQuery.cache, function(){
- if ( this.events && this.events[type] )
- jQuery.event.trigger( event, data, this.handle.elem );
+ if ( jQuery.event.global[ type ] ) {
+ // XXX This code smells terrible. event.js should not be directly
+ // inspecting the data cache
+ jQuery.each( jQuery.cache, function() {
+ // internalKey variable is just used to make it easier to find
+ // and potentially change this stuff later; currently it just
+ // points to jQuery.expando
+ var internalKey = jQuery.expando,
+ internalCache = this[ internalKey ];
+ if ( internalCache && internalCache.events && internalCache.events[ type ] ) {
+ jQuery.event.trigger( event, data, internalCache.handle.elem );
+ }
});
+ }
}
// Handle triggering a single element
// don't do events on text and comment nodes
- if ( !elem || elem.nodeType == 3 || elem.nodeType == 8 )
+ if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 ) {
return undefined;
+ }
// Clean up in case it is reused
event.result = undefined;
event.target = elem;
// Clone the incoming data, if any
- data = jQuery.makeArray(data);
+ data = jQuery.makeArray( data );
data.unshift( event );
}
event.currentTarget = elem;
// Trigger the event, it is assumed that "handle" is a function
- var handle = jQuery.data(elem, "handle");
- if ( handle )
+ var handle = jQuery._data( elem, "handle" );
+
+ if ( handle ) {
handle.apply( elem, data );
+ }
- // Handle triggering native .onfoo handlers (and on links since we don't call .click() for links)
- if ( (!elem[type] || (jQuery.nodeName(elem, 'a') && type == "click")) && elem["on"+type] && elem["on"+type].apply( elem, data ) === false )
- event.result = false;
+ var parent = elem.parentNode || elem.ownerDocument;
- // Trigger the native events (except for clicks on links)
- if ( !bubbling && elem[type] && !event.isDefaultPrevented() && !(jQuery.nodeName(elem, 'a') && type == "click") ) {
- this.triggered = true;
- try {
- elem[ type ]();
- // prevent IE from throwing an error for some hidden elements
- } catch (e) {}
- }
+ // Trigger an inline bound script
+ try {
+ if ( !(elem && elem.nodeName && jQuery.noData[elem.nodeName.toLowerCase()]) ) {
+ if ( elem[ "on" + type ] && elem[ "on" + type ].apply( elem, data ) === false ) {
+ event.result = false;
+ event.preventDefault();
+ }
+ }
+
+ // prevent IE from throwing an error for some elements with some event types, see #3533
+ } catch (inlineError) {}
+
+ if ( !event.isPropagationStopped() && parent ) {
+ jQuery.event.trigger( event, data, parent, true );
+
+ } else if ( !event.isDefaultPrevented() ) {
+ var old,
+ target = event.target,
+ targetType = type.replace( rnamespaces, "" ),
+ isClick = jQuery.nodeName( target, "a" ) && targetType === "click",
+ special = jQuery.event.special[ targetType ] || {};
+
+ if ( (!special._default || special._default.call( elem, event ) === false) &&
+ !isClick && !(target && target.nodeName && jQuery.noData[target.nodeName.toLowerCase()]) ) {
+
+ try {
+ if ( target[ targetType ] ) {
+ // Make sure that we don't accidentally re-trigger the onFOO events
+ old = target[ "on" + targetType ];
+
+ if ( old ) {
+ target[ "on" + targetType ] = null;
+ }
+
+ jQuery.event.triggered = true;
+ target[ targetType ]();
+ }
- this.triggered = false;
+ // prevent IE from throwing an error for some elements with some event types, see #3533
+ } catch (triggerError) {}
+
+ if ( old ) {
+ target[ "on" + targetType ] = old;
+ }
- if ( !event.isPropagationStopped() ) {
- var parent = elem.parentNode || elem.ownerDocument;
- if ( parent )
- jQuery.event.trigger(event, data, parent, true);
+ jQuery.event.triggered = false;
+ }
}
},
- handle: function(event) {
- // returned undefined or false
- var all, handlers;
+ handle: function( event ) {
+ var all, handlers, namespaces, namespace_re, events,
+ namespace_sort = [],
+ args = jQuery.makeArray( arguments );
- event = arguments[0] = jQuery.event.fix( event || window.event );
+ event = args[0] = jQuery.event.fix( event || window.event );
event.currentTarget = this;
// Namespaced event handlers
- var namespaces = event.type.split(".");
- event.type = namespaces.shift();
+ all = event.type.indexOf(".") < 0 && !event.exclusive;
- // Cache this now, all = true means, any handler
- all = !namespaces.length && !event.exclusive;
+ if ( !all ) {
+ namespaces = event.type.split(".");
+ event.type = namespaces.shift();
+ namespace_sort = namespaces.slice(0).sort();
+ namespace_re = new RegExp("(^|\\.)" + namespace_sort.join("\\.(?:.*\\.)?") + "(\\.|$)");
+ }
- var namespace = new RegExp("(^|\\.)" + namespaces.slice().sort().join(".*\\.") + "(\\.|$)");
+ event.namespace = event.namespace || namespace_sort.join(".");
- handlers = ( jQuery.data(this, "events") || {} )[event.type];
+ events = jQuery._data(this, "events");
- for ( var j in handlers ) {
- var handler = handlers[j];
+ handlers = (events || {})[ event.type ];
- // Filter the functions by class
- if ( all || namespace.test(handler.type) ) {
- // Pass in a reference to the handler function itself
- // So that we can later remove it
- event.handler = handler;
- event.data = handler.data;
+ if ( events && handlers ) {
+ // Clone the handlers to prevent manipulation
+ handlers = handlers.slice(0);
- var ret = handler.apply(this, arguments);
+ for ( var j = 0, l = handlers.length; j < l; j++ ) {
+ var handleObj = handlers[ j ];
- if( ret !== undefined ){
- event.result = ret;
- if ( ret === false ) {
- event.preventDefault();
- event.stopPropagation();
- }
- }
+ // Filter the functions by class
+ if ( all || namespace_re.test( handleObj.namespace ) ) {
+ // Pass in a reference to the handler function itself
+ // So that we can later remove it
+ event.handler = handleObj.handler;
+ event.data = handleObj.data;
+ event.handleObj = handleObj;
- if( event.isImmediatePropagationStopped() )
- break;
+ var ret = handleObj.handler.apply( this, args );
+ if ( ret !== undefined ) {
+ event.result = ret;
+ if ( ret === false ) {
+ event.preventDefault();
+ event.stopPropagation();
+ }
+ }
+
+ if ( event.isImmediatePropagationStopped() ) {
+ break;
+ }
+ }
}
}
+
+ return event.result;
},
- 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(" "),
+ props: "altKey attrChange attrName bubbles button cancelable charCode clientX clientY ctrlKey currentTarget data detail eventPhase fromElement handler keyCode layerX layerY metaKey newValue offsetX offsetY pageX pageY prevValue relatedNode relatedTarget screenX screenY shiftKey srcElement target toElement view wheelDelta which".split(" "),
- fix: function(event) {
- if ( event[expando] )
+ fix: function( event ) {
+ if ( event[ jQuery.expando ] ) {
return event;
+ }
// store a copy of the original event object
// and "clone" to set read-only properties
var originalEvent = event;
event = jQuery.Event( originalEvent );
- for ( var i = this.props.length, prop; i; ){
+ for ( var i = this.props.length, prop; i; ) {
prop = this.props[ --i ];
event[ prop ] = originalEvent[ prop ];
}
// Fix target property, if necessary
- if ( !event.target )
- event.target = event.srcElement || document; // Fixes #1925 where srcElement might not be defined either
+ if ( !event.target ) {
+ // Fixes #1925 where srcElement might not be defined either
+ event.target = event.srcElement || document;
+ }
// check if target is a textnode (safari)
- if ( event.target.nodeType == 3 )
+ if ( event.target.nodeType === 3 ) {
event.target = event.target.parentNode;
+ }
// Add relatedTarget, if necessary
- if ( !event.relatedTarget && event.fromElement )
- event.relatedTarget = event.fromElement == event.target ? event.toElement : event.fromElement;
+ if ( !event.relatedTarget && event.fromElement ) {
+ event.relatedTarget = event.fromElement === event.target ? event.toElement : event.fromElement;
+ }
// Calculate pageX/Y if missing and clientX/Y available
if ( event.pageX == null && event.clientX != null ) {
- var doc = document.documentElement, body = document.body;
- event.pageX = event.clientX + (doc && doc.scrollLeft || body && body.scrollLeft || 0) - (doc.clientLeft || 0);
- event.pageY = event.clientY + (doc && doc.scrollTop || body && body.scrollTop || 0) - (doc.clientTop || 0);
+ var doc = document.documentElement,
+ body = document.body;
+
+ event.pageX = event.clientX + (doc && doc.scrollLeft || body && body.scrollLeft || 0) - (doc && doc.clientLeft || body && body.clientLeft || 0);
+ event.pageY = event.clientY + (doc && doc.scrollTop || body && body.scrollTop || 0) - (doc && doc.clientTop || body && body.clientTop || 0);
}
// Add which for key events
- if ( !event.which && ((event.charCode || event.charCode === 0) ? event.charCode : event.keyCode) )
- event.which = event.charCode || event.keyCode;
+ if ( event.which == null && (event.charCode != null || event.keyCode != null) ) {
+ event.which = event.charCode != null ? event.charCode : event.keyCode;
+ }
// Add metaKey to non-Mac browsers (use ctrl for PC's and Meta for Macs)
- if ( !event.metaKey && event.ctrlKey )
+ if ( !event.metaKey && event.ctrlKey ) {
event.metaKey = event.ctrlKey;
+ }
- // Add which for click: 1 == left; 2 == middle; 3 == right
+ // Add which for click: 1 === left; 2 === middle; 3 === right
// Note: button is not normalized, so don't use it
- if ( !event.which && event.button )
+ if ( !event.which && event.button !== undefined ) {
event.which = (event.button & 1 ? 1 : ( event.button & 2 ? 3 : ( event.button & 4 ? 2 : 0 ) ));
+ }
return event;
},
- proxy: function( fn, proxy ){
- proxy = proxy || function(){ return fn.apply(this, arguments); };
- // Set the guid of unique handler to the same of original handler, so it can be removed
- proxy.guid = fn.guid = fn.guid || proxy.guid || this.guid++;
- // So proxy can be declared as an argument
- return proxy;
- },
+ // Deprecated, use jQuery.guid instead
+ guid: 1E8,
+
+ // Deprecated, use jQuery.proxy instead
+ proxy: jQuery.proxy,
special: {
ready: {
// Make sure the ready event is setup
- setup: bindReady,
- teardown: function() {}
- }
- },
+ setup: jQuery.bindReady,
+ teardown: jQuery.noop
+ },
- specialAll: {
live: {
- setup: function( selector, namespaces ){
- jQuery.event.add( this, namespaces[0], liveHandler );
+ add: function( handleObj ) {
+ jQuery.event.add( this,
+ liveConvert( handleObj.origType, handleObj.selector ),
+ jQuery.extend({}, handleObj, {handler: liveHandler, guid: handleObj.handler.guid}) );
},
- teardown: function( namespaces ){
- if ( namespaces.length ) {
- var remove = 0, name = new RegExp("(^|\\.)" + namespaces[0] + "(\\.|$)");
- jQuery.each( (jQuery.data(this, "events").live || {}), function(){
- if ( name.test(this.type) )
- remove++;
- });
+ remove: function( handleObj ) {
+ jQuery.event.remove( this, liveConvert( handleObj.origType, handleObj.selector ), handleObj );
+ }
+ },
+
+ beforeunload: {
+ setup: function( data, namespaces, eventHandle ) {
+ // We only want to do this special case on windows
+ if ( jQuery.isWindow( this ) ) {
+ this.onbeforeunload = eventHandle;
+ }
+ },
- if ( remove < 1 )
- jQuery.event.remove( this, namespaces[0], liveHandler );
+ teardown: function( namespaces, eventHandle ) {
+ if ( this.onbeforeunload === eventHandle ) {
+ this.onbeforeunload = null;
}
}
}
}
};
-jQuery.Event = function( src ){
+jQuery.removeEvent = document.removeEventListener ?
+ function( elem, type, handle ) {
+ if ( elem.removeEventListener ) {
+ elem.removeEventListener( type, handle, false );
+ }
+ } :
+ function( elem, type, handle ) {
+ if ( elem.detachEvent ) {
+ elem.detachEvent( "on" + type, handle );
+ }
+ };
+
+jQuery.Event = function( src ) {
// Allow instantiation without the 'new' keyword
- if( !this.preventDefault )
- return new jQuery.Event(src);
+ if ( !this.preventDefault ) {
+ return new jQuery.Event( src );
+ }
// Event object
- if( src && src.type ){
+ if ( src && src.type ) {
this.originalEvent = src;
this.type = src.type;
+
+ // Events bubbling up the document may have been marked as prevented
+ // by a handler lower down the tree; reflect the correct value.
+ this.isDefaultPrevented = (src.defaultPrevented || src.returnValue === false ||
+ src.getPreventDefault && src.getPreventDefault()) ? returnTrue : returnFalse;
+
// Event type
- }else
+ } else {
this.type = src;
+ }
// timeStamp is buggy for some events on Firefox(#3843)
// So we won't rely on the native value
- this.timeStamp = now();
+ this.timeStamp = jQuery.now();
// Mark it as fixed
- this[expando] = true;
+ this[ jQuery.expando ] = true;
};
-function returnFalse(){
+function returnFalse() {
return false;
}
-function returnTrue(){
+function returnTrue() {
return true;
}
this.isDefaultPrevented = returnTrue;
var e = this.originalEvent;
- if( !e )
+ if ( !e ) {
return;
+ }
+
// if preventDefault exists run it on the original event
- if (e.preventDefault)
+ if ( e.preventDefault ) {
e.preventDefault();
+
// otherwise set the returnValue property of the original event to false (IE)
- e.returnValue = false;
+ } else {
+ e.returnValue = false;
+ }
},
stopPropagation: function() {
this.isPropagationStopped = returnTrue;
var e = this.originalEvent;
- if( !e )
+ if ( !e ) {
return;
+ }
// if stopPropagation exists run it on the original event
- if (e.stopPropagation)
+ if ( e.stopPropagation ) {
e.stopPropagation();
+ }
// otherwise set the cancelBubble property of the original event to true (IE)
e.cancelBubble = true;
},
- stopImmediatePropagation:function(){
+ stopImmediatePropagation: function() {
this.isImmediatePropagationStopped = returnTrue;
this.stopPropagation();
},
isPropagationStopped: returnFalse,
isImmediatePropagationStopped: returnFalse
};
+
// Checks if an event happened on an element within another element
// Used in jQuery.event.special.mouseenter and mouseleave handlers
-var withinElement = function(event) {
+var withinElement = function( event ) {
// Check if mouse(over|out) are still within the same parent element
var parent = event.relatedTarget;
- // Traverse up the tree
- while ( parent && parent != this )
- try { parent = parent.parentNode; }
- catch(e) { parent = this; }
-
- if( parent != this ){
- // set the correct event type
- event.type = event.data;
- // handle event if we actually just moused on to a non sub-element
- jQuery.event.handle.apply( this, arguments );
- }
+
+ // Firefox sometimes assigns relatedTarget a XUL element
+ // which we cannot access the parentNode property of
+ // Chrome does something similar, the parentNode property
+ // can be accessed but is null.
+ try {
+ // Traverse up the tree
+ while ( parent && parent !== this ) {
+ parent = parent.parentNode;
+ }
+
+ if ( parent && parent !== this ) {
+ // set the correct event type
+ event.type = event.data;
+
+ // handle event if we actually just moused on to a non sub-element
+ jQuery.event.handle.apply( this, arguments );
+ }
+
+ // assuming we've left the element since we most likely mousedover a xul element
+ } catch(e) { }
+},
+
+// In case of event delegation, we only need to rename the event.type,
+// liveHandler will take care of the rest.
+delegate = function( event ) {
+ event.type = event.data;
+ jQuery.event.handle.apply( this, arguments );
};
+// Create mouseenter and mouseleave events
jQuery.each({
- mouseover: 'mouseenter',
- mouseout: 'mouseleave'
-}, function( orig, fix ){
- jQuery.event.special[ fix ] = {
- setup: function(){
- jQuery.event.add( this, orig, withinElement, fix );
+ mouseenter: "mouseover",
+ mouseleave: "mouseout"
+}, function( orig, fix ) {
+ jQuery.event.special[ orig ] = {
+ setup: function( data ) {
+ jQuery.event.add( this, fix, data && data.selector ? delegate : withinElement, orig );
},
- teardown: function(){
- jQuery.event.remove( this, orig, withinElement );
+ teardown: function( data ) {
+ jQuery.event.remove( this, fix, data && data.selector ? delegate : withinElement );
}
};
});
+// submit delegation
+if ( !jQuery.support.submitBubbles ) {
+
+ jQuery.event.special.submit = {
+ setup: function( data, namespaces ) {
+ if ( this.nodeName && this.nodeName.toLowerCase() !== "form" ) {
+ jQuery.event.add(this, "click.specialSubmit", function( e ) {
+ var elem = e.target,
+ type = elem.type;
+
+ if ( (type === "submit" || type === "image") && jQuery( elem ).closest("form").length ) {
+ e.liveFired = undefined;
+ return trigger( "submit", this, arguments );
+ }
+ });
+
+ jQuery.event.add(this, "keypress.specialSubmit", function( e ) {
+ var elem = e.target,
+ type = elem.type;
+
+ if ( (type === "text" || type === "password") && jQuery( elem ).closest("form").length && e.keyCode === 13 ) {
+ e.liveFired = undefined;
+ return trigger( "submit", this, arguments );
+ }
+ });
+
+ } else {
+ return false;
+ }
+ },
+
+ teardown: function( namespaces ) {
+ jQuery.event.remove( this, ".specialSubmit" );
+ }
+ };
+
+}
+
+// change delegation, happens here so we have bind.
+if ( !jQuery.support.changeBubbles ) {
+
+ var changeFilters,
+
+ getVal = function( elem ) {
+ var type = elem.type, val = elem.value;
+
+ if ( type === "radio" || type === "checkbox" ) {
+ val = elem.checked;
+
+ } else if ( type === "select-multiple" ) {
+ val = elem.selectedIndex > -1 ?
+ jQuery.map( elem.options, function( elem ) {
+ return elem.selected;
+ }).join("-") :
+ "";
+
+ } else if ( elem.nodeName.toLowerCase() === "select" ) {
+ val = elem.selectedIndex;
+ }
+
+ return val;
+ },
+
+ testChange = function testChange( e ) {
+ var elem = e.target, data, val;
+
+ if ( !rformElems.test( elem.nodeName ) || elem.readOnly ) {
+ return;
+ }
+
+ data = jQuery._data( elem, "_change_data" );
+ val = getVal(elem);
+
+ // the current data will be also retrieved by beforeactivate
+ if ( e.type !== "focusout" || elem.type !== "radio" ) {
+ jQuery._data( elem, "_change_data", val );
+ }
+
+ if ( data === undefined || val === data ) {
+ return;
+ }
+
+ if ( data != null || val ) {
+ e.type = "change";
+ e.liveFired = undefined;
+ return jQuery.event.trigger( e, arguments[1], elem );
+ }
+ };
+
+ jQuery.event.special.change = {
+ filters: {
+ focusout: testChange,
+
+ beforedeactivate: testChange,
+
+ click: function( e ) {
+ var elem = e.target, type = elem.type;
+
+ if ( type === "radio" || type === "checkbox" || elem.nodeName.toLowerCase() === "select" ) {
+ return testChange.call( this, e );
+ }
+ },
+
+ // Change has to be called before submit
+ // Keydown will be called before keypress, which is used in submit-event delegation
+ keydown: function( e ) {
+ var elem = e.target, type = elem.type;
+
+ if ( (e.keyCode === 13 && elem.nodeName.toLowerCase() !== "textarea") ||
+ (e.keyCode === 32 && (type === "checkbox" || type === "radio")) ||
+ type === "select-multiple" ) {
+ return testChange.call( this, e );
+ }
+ },
+
+ // Beforeactivate happens also before the previous element is blurred
+ // with this event you can't trigger a change event, but you can store
+ // information
+ beforeactivate: function( e ) {
+ var elem = e.target;
+ jQuery._data( elem, "_change_data", getVal(elem) );
+ }
+ },
+
+ setup: function( data, namespaces ) {
+ if ( this.type === "file" ) {
+ return false;
+ }
+
+ for ( var type in changeFilters ) {
+ jQuery.event.add( this, type + ".specialChange", changeFilters[type] );
+ }
+
+ return rformElems.test( this.nodeName );
+ },
+
+ teardown: function( namespaces ) {
+ jQuery.event.remove( this, ".specialChange" );
+
+ return rformElems.test( this.nodeName );
+ }
+ };
+
+ changeFilters = jQuery.event.special.change.filters;
+
+ // Handle when the input is .focus()'d
+ changeFilters.focus = changeFilters.beforeactivate;
+}
+
+function trigger( type, elem, args ) {
+ args[0].type = type;
+ return jQuery.event.handle.apply( elem, args );
+}
+
+// Create "bubbling" focus and blur events
+if ( document.addEventListener ) {
+ jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) {
+ jQuery.event.special[ fix ] = {
+ setup: function() {
+ this.addEventListener( orig, handler, true );
+ },
+ teardown: function() {
+ this.removeEventListener( orig, handler, true );
+ }
+ };
+
+ function handler( e ) {
+ e = jQuery.event.fix( e );
+ e.type = fix;
+ return jQuery.event.handle.call( this, e );
+ }
+ });
+}
+
+jQuery.each(["bind", "one"], function( i, name ) {
+ jQuery.fn[ name ] = function( type, data, fn ) {
+ // Handle object literals
+ if ( typeof type === "object" ) {
+ for ( var key in type ) {
+ this[ name ](key, data, type[key], fn);
+ }
+ return this;
+ }
+
+ if ( jQuery.isFunction( data ) || data === false ) {
+ fn = data;
+ data = undefined;
+ }
+
+ var handler = name === "one" ? jQuery.proxy( fn, function( event ) {
+ jQuery( this ).unbind( event, handler );
+ return fn.apply( this, arguments );
+ }) : fn;
+
+ if ( type === "unload" && name !== "one" ) {
+ this.one( type, data, fn );
+
+ } else {
+ for ( var i = 0, l = this.length; i < l; i++ ) {
+ jQuery.event.add( this[i], type, handler, data );
+ }
+ }
+
+ return this;
+ };
+});
+
jQuery.fn.extend({
- bind: function( type, data, fn ) {
- return type == "unload" ? this.one(type, data, fn) : this.each(function(){
- jQuery.event.add( this, type, fn || data, fn && data );
- });
+ unbind: function( type, fn ) {
+ // Handle object literals
+ if ( typeof type === "object" && !type.preventDefault ) {
+ for ( var key in type ) {
+ this.unbind(key, type[key]);
+ }
+
+ } else {
+ for ( var i = 0, l = this.length; i < l; i++ ) {
+ jQuery.event.remove( this[i], type, fn );
+ }
+ }
+
+ return this;
},
- one: function( type, data, fn ) {
- var one = jQuery.event.proxy( fn || data, function(event) {
- jQuery(this).unbind(event, one);
- return (fn || data).apply( this, arguments );
- });
- return this.each(function(){
- jQuery.event.add( this, type, one, fn && data);
- });
+ delegate: function( selector, types, data, fn ) {
+ return this.live( types, data, fn, selector );
},
- unbind: function( type, fn ) {
- return this.each(function(){
- jQuery.event.remove( this, type, fn );
- });
+ undelegate: function( selector, types, fn ) {
+ if ( arguments.length === 0 ) {
+ return this.unbind( "live" );
+
+ } else {
+ return this.die( types, null, fn, selector );
+ }
},
trigger: function( type, data ) {
- return this.each(function(){
+ return this.each(function() {
jQuery.event.trigger( type, data, this );
});
},
triggerHandler: function( type, data ) {
- if( this[0] ){
- var event = jQuery.Event(type);
+ if ( this[0] ) {
+ var event = jQuery.Event( type );
event.preventDefault();
event.stopPropagation();
jQuery.event.trigger( event, data, this[0] );
toggle: function( fn ) {
// Save reference to arguments for access in closure
- var args = arguments, i = 1;
+ var args = arguments,
+ i = 1;
// link all the functions, so any of them can unbind this click handler
- while( i < args.length )
- jQuery.event.proxy( fn, args[i++] );
+ while ( i < args.length ) {
+ jQuery.proxy( fn, args[ i++ ] );
+ }
- return this.click( jQuery.event.proxy( fn, function(event) {
+ return this.click( jQuery.proxy( fn, function( event ) {
// Figure out which function to execute
- this.lastToggle = ( this.lastToggle || 0 ) % i;
+ var lastToggle = ( jQuery._data( this, "lastToggle" + fn.guid ) || 0 ) % i;
+ jQuery._data( this, "lastToggle" + fn.guid, lastToggle + 1 );
// Make sure that clicks stop
event.preventDefault();
// and execute the function
- return args[ this.lastToggle++ ].apply( this, arguments ) || false;
+ return args[ lastToggle ].apply( this, arguments ) || false;
}));
},
- hover: function(fnOver, fnOut) {
- return this.mouseenter(fnOver).mouseleave(fnOut);
- },
+ hover: function( fnOver, fnOut ) {
+ return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
+ }
+});
- ready: function(fn) {
- // Attach the listeners
- bindReady();
+var liveMap = {
+ focus: "focusin",
+ blur: "focusout",
+ mouseenter: "mouseover",
+ mouseleave: "mouseout"
+};
- // If the DOM is already ready
- if ( jQuery.isReady )
- // Execute the function immediately
- fn.call( document, jQuery );
+jQuery.each(["live", "die"], function( i, name ) {
+ jQuery.fn[ name ] = function( types, data, fn, origSelector /* Internal Use Only */ ) {
+ var type, i = 0, match, namespaces, preType,
+ selector = origSelector || this.selector,
+ context = origSelector ? this : jQuery( this.context );
- // Otherwise, remember the function for later
- else
- // Add the function to the wait list
- jQuery.readyList.push( fn );
+ if ( typeof types === "object" && !types.preventDefault ) {
+ for ( var key in types ) {
+ context[ name ]( key, data, types[key], selector );
+ }
- return this;
- },
+ return this;
+ }
- live: function( type, fn ){
- var proxy = jQuery.event.proxy( fn );
- proxy.guid += this.selector + type;
+ if ( jQuery.isFunction( data ) ) {
+ fn = data;
+ data = undefined;
+ }
- jQuery( this.context ).bind( liveConvert(type, this.selector), this.selector, proxy );
+ types = (types || "").split(" ");
- return this;
- },
+ while ( (type = types[ i++ ]) != null ) {
+ match = rnamespaces.exec( type );
+ namespaces = "";
+
+ if ( match ) {
+ namespaces = match[0];
+ type = type.replace( rnamespaces, "" );
+ }
+
+ if ( type === "hover" ) {
+ types.push( "mouseenter" + namespaces, "mouseleave" + namespaces );
+ continue;
+ }
+
+ preType = type;
+
+ if ( type === "focus" || type === "blur" ) {
+ types.push( liveMap[ type ] + namespaces );
+ type = type + namespaces;
+
+ } else {
+ type = (liveMap[ type ] || type) + namespaces;
+ }
+
+ if ( name === "live" ) {
+ // bind live handler
+ for ( var j = 0, l = context.length; j < l; j++ ) {
+ jQuery.event.add( context[j], "live." + liveConvert( type, selector ),
+ { data: data, selector: selector, handler: fn, origType: type, origHandler: fn, preType: preType } );
+ }
+
+ } else {
+ // unbind live handler
+ context.unbind( "live." + liveConvert( type, selector ), fn );
+ }
+ }
- die: function( type, fn ){
- jQuery( this.context ).unbind( liveConvert(type, this.selector), fn ? { guid: fn.guid + this.selector + type } : null );
return this;
- }
+ };
});
-function liveHandler( event ){
- var check = new RegExp("(^|\\.)" + event.type + "(\\.|$)"),
- stop = true,
- elems = [];
+function liveHandler( event ) {
+ var stop, maxLevel, related, match, handleObj, elem, j, i, l, data, close, namespace, ret,
+ elems = [],
+ selectors = [],
+ events = jQuery._data( this, "events" );
+
+ // Make sure we avoid non-left-click bubbling in Firefox (#3861) and disabled elements in IE (#6911)
+ if ( event.liveFired === this || !events || !events.live || event.target.disabled || event.button && event.type === "click" ) {
+ return;
+ }
+
+ if ( event.namespace ) {
+ namespace = new RegExp("(^|\\.)" + event.namespace.split(".").join("\\.(?:.*\\.)?") + "(\\.|$)");
+ }
+
+ event.liveFired = this;
+
+ var live = events.live.slice(0);
+
+ for ( j = 0; j < live.length; j++ ) {
+ handleObj = live[j];
- jQuery.each(jQuery.data(this, "events").live || [], function(i, fn){
- if ( check.test(fn.type) ) {
- var elem = jQuery(event.target).closest(fn.data)[0];
- if ( elem )
- elems.push({ elem: elem, fn: fn });
+ if ( handleObj.origType.replace( rnamespaces, "" ) === event.type ) {
+ selectors.push( handleObj.selector );
+
+ } else {
+ live.splice( j--, 1 );
}
- });
+ }
- elems.sort(function(a,b) {
- return jQuery.data(a.elem, "closest") - jQuery.data(b.elem, "closest");
- });
+ match = jQuery( event.target ).closest( selectors, event.currentTarget );
- jQuery.each(elems, function(){
- event.currentTarget = this.elem;
- if ( this.fn.call(this.elem, event, this.fn.data) === false )
- return (stop = false);
- });
+ for ( i = 0, l = match.length; i < l; i++ ) {
+ close = match[i];
- return stop;
-}
+ for ( j = 0; j < live.length; j++ ) {
+ handleObj = live[j];
-function liveConvert(type, selector){
- return ["live", type, selector.replace(/\./g, "`").replace(/ /g, "|")].join(".");
-}
+ if ( close.selector === handleObj.selector && (!namespace || namespace.test( handleObj.namespace )) ) {
+ elem = close.elem;
+ related = null;
-jQuery.extend({
- isReady: false,
- readyList: [],
- // Handle when the DOM is ready
- ready: function() {
- // Make sure that the DOM is not already loaded
- if ( !jQuery.isReady ) {
- // Remember that the DOM is ready
- jQuery.isReady = true;
-
- // If there are functions bound, to execute
- if ( jQuery.readyList ) {
- // Execute all of them
- jQuery.each( jQuery.readyList, function(){
- this.call( document, jQuery );
- });
+ // Those two events require additional checking
+ if ( handleObj.preType === "mouseenter" || handleObj.preType === "mouseleave" ) {
+ event.type = handleObj.preType;
+ related = jQuery( event.relatedTarget ).closest( handleObj.selector )[0];
+ }
- // Reset the list of functions
- jQuery.readyList = null;
+ if ( !related || related !== elem ) {
+ elems.push({ elem: elem, handleObj: handleObj, level: close.level });
+ }
}
-
- // Trigger any bound ready events
- jQuery(document).triggerHandler("ready");
}
}
-});
-var readyBound = false;
-
-function bindReady(){
- if ( readyBound ) return;
- readyBound = true;
-
- // Mozilla, Opera and webkit nightlies currently support this event
- if ( document.addEventListener ) {
- // Use the handy event callback
- document.addEventListener( "DOMContentLoaded", function(){
- document.removeEventListener( "DOMContentLoaded", arguments.callee, false );
- jQuery.ready();
- }, false );
-
- // If IE event model is used
- } else if ( document.attachEvent ) {
- // ensure firing before onload,
- // maybe late but safe also for iframes
- document.attachEvent("onreadystatechange", function(){
- if ( document.readyState === "complete" ) {
- document.detachEvent( "onreadystatechange", arguments.callee );
- jQuery.ready();
- }
- });
+ for ( i = 0, l = elems.length; i < l; i++ ) {
+ match = elems[i];
+
+ if ( maxLevel && match.level > maxLevel ) {
+ break;
+ }
- // If IE and not an iframe
- // continually check to see if the document is ready
- if ( document.documentElement.doScroll && window == window.top ) (function(){
- if ( jQuery.isReady ) return;
+ event.currentTarget = match.elem;
+ event.data = match.handleObj.data;
+ event.handleObj = match.handleObj;
- try {
- // If IE is used, use the trick by Diego Perini
- // http://javascript.nwbox.com/IEContentLoaded/
- document.documentElement.doScroll("left");
- } catch( error ) {
- setTimeout( arguments.callee, 0 );
- return;
- }
+ ret = match.handleObj.origHandler.apply( match.elem, arguments );
+
+ if ( ret === false || event.isPropagationStopped() ) {
+ maxLevel = match.level;
- // and execute any waiting functions
- jQuery.ready();
- })();
+ if ( ret === false ) {
+ stop = false;
+ }
+ if ( event.isImmediatePropagationStopped() ) {
+ break;
+ }
+ }
}
- // A fallback to window.onload, that will always work
- jQuery.event.add( window, "load", jQuery.ready );
+ return stop;
}
-jQuery.each( ("blur,focus,load,resize,scroll,unload,click,dblclick," +
- "mousedown,mouseup,mousemove,mouseover,mouseout,mouseenter,mouseleave," +
- "change,select,submit,keydown,keypress,keyup,error").split(","), function(i, name){
+function liveConvert( type, selector ) {
+ return (type && type !== "*" ? type + "." : "") + selector.replace(rperiod, "`").replace(rspace, "&");
+}
+
+jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " +
+ "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
+ "change select submit keydown keypress keyup error").split(" "), function( i, name ) {
// Handle event binding
- jQuery.fn[name] = function(fn){
- return fn ? this.bind(name, fn) : this.trigger(name);
+ jQuery.fn[ name ] = function( data, fn ) {
+ if ( fn == null ) {
+ fn = data;
+ data = null;
+ }
+
+ return arguments.length > 0 ?
+ this.bind( name, data, fn ) :
+ this.trigger( name );
};
-});
-// Prevent memory leaks in IE
-// And prevent errors on refresh with events like mouseover in other browsers
-// Window isn't included so as not to unbind existing unload events
-// More info:
-// - http://isaacschlueter.com/2006/10/msie-memory-leaks/
-// - https://bugzilla.mozilla.org/show_bug.cgi?id=252542
-jQuery( window ).bind( 'unload', function(){
- for ( var id in jQuery.cache )
- // Skip the window
- if ( id != 1 && jQuery.cache[ id ].handle )
- jQuery.event.remove( jQuery.cache[ id ].handle.elem );
+ if ( jQuery.attrFn ) {
+ jQuery.attrFn[ name ] = true;
+ }
});
+
+})( jQuery );
git.asbjorn.biz / jquery.git / blobdiff