+(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 orignated from
+ * Many of the ideas behind this code originated from
* Dean Edwards' addEvent library.
*/
jQuery.event = {
// Bind an event to an element
// Original by Dean Edwards
- add: function(element, type, handler, data) {
+ 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 ( jQuery.browser.msie && element.setInterval != undefined )
- element = window;
+ 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 data is passed, bind to handler
- if( data != undefined ) {
- // Create temporary function pointer to original handler
- var fn = handler;
-
- // Create unique handler function, wrapped around original handler
- handler = function() {
- // Pass arguments and context to original handler
- return fn.apply(this, arguments);
- };
+ if ( handler === false ) {
+ handler = returnFalse;
+ } else if ( !handler ) {
+ // Fixes bug #7229. Fix recommended by jdalton
+ return;
+ }
- // Store data in unique handler
- handler.data = data;
+ var handleObjIn, handleObj;
- // Set the guid of unique handler to the same of original handler, so it can be removed
- handler.guid = fn.guid;
+ if ( handler.handler ) {
+ handleObjIn = handler;
+ handler = handleObjIn.handler;
}
- // Namespaced event handlers
- var parts = type.split(".");
- type = parts[0];
- handler.type = parts[1];
+ // 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(element, "events") || jQuery.data(element, "events", {});
-
- var handle = jQuery.data(element, "handle") || jQuery.data(element, "handle", function(){
- // returned undefined or false
- var val;
-
- // Handle the second event of a trigger and when
- // an event is called after a page has unloaded
- if ( typeof jQuery == "undefined" || jQuery.event.triggered )
- return val;
-
- val = jQuery.event.handle.apply(element, arguments);
-
- return val;
- });
+ 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;
+ }
- // Get the current list of functions bound to this event
- var handlers = events[type];
+ var events = elemData.events,
+ eventHandle = elemData.handle;
- // Init the event handler queue
- if (!handlers) {
- handlers = events[type] = {};
-
- // And bind the global event handler to the element
- if (element.addEventListener)
- element.addEventListener(type, handle, false);
- else
- element.attachEvent("on" + type, 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( eventHandle.elem, arguments ) :
+ undefined;
+ };
}
- // Add the function to the element's handler list
- handlers[handler.guid] = handler;
+ // Add elem as a property of the handle function
+ // 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);
+ types = types.split(" ");
+
+ var type, i = 0, namespaces;
+
+ while ( (type = types[ i++ ]) ) {
+ handleObj = handleObjIn ?
+ jQuery.extend({}, handleObjIn) :
+ { handler: handler, data: data };
+
+ // Namespaced event handlers
+ if ( type.indexOf(".") > -1 ) {
+ namespaces = type.split(".");
+ type = namespaces.shift();
+ handleObj.namespace = namespaces.slice(0).sort().join(".");
+
+ } else {
+ namespaces = [];
+ handleObj.namespace = "";
+ }
+
+ handleObj.type = type;
+ if ( !handleObj.guid ) {
+ handleObj.guid = handler.guid;
+ }
+
+ // 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 ] = [];
+
+ // Check for a special event handler
+ // Only use addEventListener/attachEvent if the special
+ // events handler returns 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, eventHandle, false );
- // Keep track of which events have been used, for global triggering
- this.global[type] = true;
+ } 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.push( handleObj );
+
+ // Keep track of which events have been used, for global triggering
+ 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(element, type, handler) {
- var events = jQuery.data(element, "events"), ret, index;
+ remove: function( elem, types, handler, pos ) {
+ // don't do events on text and comment nodes
+ if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
+ return;
+ }
- // Namespaced event handlers
- if ( typeof type == "string" ) {
- var parts = type.split(".");
- type = parts[0];
- }
-
- if ( events ) {
- // type is actually an event object here
- if ( type && type.type ) {
- handler = type.handler;
- type = type.type;
- }
-
- if ( !type ) {
- for ( type in events )
- this.remove( element, type );
-
- } else 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 ( handler in events[type] )
- // Handle the removal of namespaced events
- if ( !parts[1] || events[type][handler].type == parts[1] )
- delete events[type][handler];
-
- // remove generic event handler if no more handlers exist
- for ( ret in events[type] ) break;
- if ( !ret ) {
- if (element.removeEventListener)
- element.removeEventListener(type, jQuery.data(element, "handle"), false);
- else
- element.detachEvent("on" + type, jQuery.data(element, "handle"));
- ret = null;
- delete events[type];
+ 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 ];
+
+ if ( all || namespace.test( handleObj.namespace ) ) {
+ jQuery.event.remove( elem, origType, handleObj.handler, j );
+ eventType.splice( j--, 1 );
+ }
}
+
+ continue;
}
- // Remove the expando if it's no longer used
- for ( ret in events ) break;
- if ( !ret ) {
- jQuery.removeData( element, "events" );
- jQuery.removeData( element, "handle" );
+ 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 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 ];
}
}
- },
- trigger: function(type, data, element, donative, extra) {
- // Clone the incoming data, if any
- data = jQuery.makeArray(data || []);
+ // Remove the expando if it's no longer used
+ if ( jQuery.isEmptyObject( events ) ) {
+ var handle = elemData.handle;
+ if ( handle ) {
+ handle.elem = null;
+ }
- // Handle a global trigger
- if ( !element ) {
- // Only trigger if we've ever bound an event for it
- if ( this.global[type] )
- jQuery("*").add([window, document]).trigger(type, data);
+ delete elemData.events;
+ delete elemData.handle;
- // Handle triggering a single element
- } else {
- var val, ret, fn = jQuery.isFunction( element[ type ] || null ),
- // Check to see if we need to provide a fake event, or not
- event = !data[0] || !data[0].preventDefault;
-
- // Pass along a fake event
- if ( event )
- data.unshift( this.fix({ type: type, target: element }) );
+ if ( jQuery.isEmptyObject( elemData ) ) {
+ jQuery.removeData( elem, undefined, true );
+ }
+ }
+ },
- // Enforce the right trigger type
- data[0].type = type;
+ // bubbling is internal
+ trigger: function( event, data, elem /*, bubbling */ ) {
+ // Event object or event type
+ var type = event.type || event,
+ bubbling = arguments[3];
- // Trigger the event
- if ( jQuery.isFunction( jQuery.data(element, "handle") ) )
- val = jQuery.data(element, "handle").apply( element, data );
+ if ( !bubbling ) {
+ event = typeof event === "object" ?
+ // jQuery.Event object
+ event[ jQuery.expando ] ? event :
+ // Object literal
+ jQuery.extend( jQuery.Event(type), event ) :
+ // Just the event type (string)
+ jQuery.Event(type);
+
+ if ( type.indexOf("!") >= 0 ) {
+ event.type = type = type.slice(0, -1);
+ event.exclusive = true;
+ }
- // Handle triggering native .onfoo handlers
- if ( !fn && element["on"+type] && element["on"+type].apply( element, data ) === false )
- val = false;
+ // Handle a global trigger
+ if ( !elem ) {
+ // Don't bubble custom events when global (to avoid too much overhead)
+ event.stopPropagation();
- // Extra functions don't get the custom event object
- if ( event )
- data.shift();
+ // Only trigger if we've ever bound an event for it
+ 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 of extra function
- if ( extra && extra.apply( element, data ) === false )
- val = false;
+ // Handle triggering a single element
- // Trigger the native events (except for clicks on links)
- if ( fn && donative !== false && val !== false && !(jQuery.nodeName(element, 'a') && type == "click") ) {
- this.triggered = true;
- element[ type ]();
+ // don't do events on text and comment nodes
+ if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 ) {
+ return undefined;
}
- this.triggered = false;
+ // Clean up in case it is reused
+ event.result = undefined;
+ event.target = elem;
+
+ // Clone the incoming data, if any
+ data = jQuery.makeArray( data );
+ data.unshift( event );
}
- return val;
+ event.currentTarget = elem;
+
+ // Trigger the event, it is assumed that "handle" is a function
+ var handle = jQuery._data( elem, "handle" );
+
+ if ( handle ) {
+ handle.apply( elem, data );
+ }
+
+ var parent = elem.parentNode || elem.ownerDocument;
+
+ // 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 ]();
+ }
+
+ // prevent IE from throwing an error for some elements with some event types, see #3533
+ } catch (triggerError) {}
+
+ if ( old ) {
+ target[ "on" + targetType ] = old;
+ }
+
+ jQuery.event.triggered = false;
+ }
+ }
},
- handle: function(event) {
- // returned undefined or false
- var val;
+ handle: function( event ) {
+ var all, handlers, namespaces, namespace_re, events,
+ namespace_sort = [],
+ args = jQuery.makeArray( arguments );
- // Empty object is for triggered events with no data
- event = jQuery.event.fix( event || window.event || {} );
+ event = args[0] = jQuery.event.fix( event || window.event );
+ event.currentTarget = this;
// Namespaced event handlers
- var parts = event.type.split(".");
- event.type = parts[0];
+ all = event.type.indexOf(".") < 0 && !event.exclusive;
- var handlers = jQuery.data(this, "events") && jQuery.data(this, "events")[event.type], args = Array.prototype.slice.call( arguments, 1 );
- args.unshift( event );
+ if ( !all ) {
+ namespaces = event.type.split(".");
+ event.type = namespaces.shift();
+ namespace_sort = namespaces.slice(0).sort();
+ namespace_re = new RegExp("(^|\\.)" + namespace_sort.join("\\.(?:.*\\.)?") + "(\\.|$)");
+ }
- for ( var j in handlers ) {
- var handler = handlers[j];
- // Pass in a reference to the handler function itself
- // So that we can later remove it
- args[0].handler = handler;
- args[0].data = handler.data;
+ event.namespace = event.namespace || namespace_sort.join(".");
- // Filter the functions by class
- if ( !parts[1] || handler.type == parts[1] ) {
- var ret = handler.apply( this, args );
+ events = jQuery._data(this, "events");
- if ( val !== false )
- val = ret;
+ handlers = (events || {})[ event.type ];
- if ( ret === false ) {
- event.preventDefault();
- event.stopPropagation();
+ if ( events && handlers ) {
+ // Clone the handlers to prevent manipulation
+ handlers = handlers.slice(0);
+
+ for ( var j = 0, l = handlers.length; j < l; j++ ) {
+ var handleObj = handlers[ j ];
+
+ // 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;
+
+ var ret = handleObj.handler.apply( this, args );
+
+ if ( ret !== undefined ) {
+ event.result = ret;
+ if ( ret === false ) {
+ event.preventDefault();
+ event.stopPropagation();
+ }
+ }
+
+ if ( event.isImmediatePropagationStopped() ) {
+ break;
+ }
}
}
}
- // Clean up added properties in IE to prevent memory leak
- if (jQuery.browser.msie)
- event.target = event.preventDefault = event.stopPropagation =
- event.handler = event.data = null;
-
- return val;
+ return event.result;
},
- fix: function(event) {
- // store a copy of the original event object
- // and clone to set read-only properties
+ 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[ jQuery.expando ] ) {
+ return event;
+ }
+
+ // store a copy of the original event object
+ // and "clone" to set read-only properties
var originalEvent = event;
- event = jQuery.extend({}, originalEvent);
-
- // add preventDefault and stopPropagation since
- // they will not work on the clone
- event.preventDefault = function() {
- // if preventDefault exists run it on the original event
- if (originalEvent.preventDefault)
- originalEvent.preventDefault();
- // otherwise set the returnValue property of the original event to false (IE)
- originalEvent.returnValue = false;
- };
- event.stopPropagation = function() {
- // if stopPropagation exists run it on the original event
- if (originalEvent.stopPropagation)
- originalEvent.stopPropagation();
- // otherwise set the cancelBubble property of the original event to true (IE)
- originalEvent.cancelBubble = true;
- };
-
+ event = jQuery.Event( originalEvent );
+
+ 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 )
- event.target = originalEvent.target.parentNode;
+ 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.clientLeft || 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.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;
+ },
+
+ // 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: jQuery.bindReady,
+ teardown: jQuery.noop
+ },
+
+ live: {
+ add: function( handleObj ) {
+ jQuery.event.add( this,
+ liveConvert( handleObj.origType, handleObj.selector ),
+ jQuery.extend({}, handleObj, {handler: liveHandler, guid: handleObj.handler.guid}) );
+ },
+
+ 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;
+ }
+ },
+
+ teardown: function( namespaces, eventHandle ) {
+ if ( this.onbeforeunload === eventHandle ) {
+ this.onbeforeunload = null;
+ }
+ }
+ }
}
};
-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 );
- });
+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 );
+ }
+
+ // Event object
+ 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 {
+ this.type = src;
+ }
+
+ // timeStamp is buggy for some events on Firefox(#3843)
+ // So we won't rely on the native value
+ this.timeStamp = jQuery.now();
+
+ // Mark it as fixed
+ this[ jQuery.expando ] = true;
+};
+
+function returnFalse() {
+ return false;
+}
+function returnTrue() {
+ return true;
+}
+
+// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
+// http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
+jQuery.Event.prototype = {
+ preventDefault: function() {
+ this.isDefaultPrevented = returnTrue;
+
+ var e = this.originalEvent;
+ if ( !e ) {
+ return;
+ }
+
+ // if preventDefault exists run it on the original event
+ if ( e.preventDefault ) {
+ e.preventDefault();
+
+ // otherwise set the returnValue property of the original event to false (IE)
+ } else {
+ e.returnValue = false;
+ }
},
-
- one: function( type, data, fn ) {
- return this.each(function(){
- jQuery.event.add( this, type, function(event) {
- jQuery(this).unbind(event);
- return (fn || data).apply( this, arguments);
- }, fn && data);
- });
+ stopPropagation: function() {
+ this.isPropagationStopped = returnTrue;
+
+ var e = this.originalEvent;
+ if ( !e ) {
+ return;
+ }
+ // if stopPropagation exists run it on the original event
+ if ( e.stopPropagation ) {
+ e.stopPropagation();
+ }
+ // otherwise set the cancelBubble property of the original event to true (IE)
+ e.cancelBubble = true;
+ },
+ stopImmediatePropagation: function() {
+ this.isImmediatePropagationStopped = returnTrue;
+ this.stopPropagation();
},
+ isDefaultPrevented: returnFalse,
+ 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 ) {
+ // Check if mouse(over|out) are still within the same parent element
+ var parent = event.relatedTarget;
+
+ // 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({
+ 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( 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({
unbind: function( type, fn ) {
- return this.each(function(){
- jQuery.event.remove( this, 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;
+ },
+
+ delegate: function( selector, types, data, fn ) {
+ return this.live( types, data, fn, selector );
},
- trigger: function( type, data, fn ) {
- return this.each(function(){
- jQuery.event.trigger( type, data, this, true, 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() {
+ jQuery.event.trigger( type, data, this );
});
},
- triggerHandler: function( type, data, fn ) {
- if ( this[0] )
- return jQuery.event.trigger( type, data, this[0], false, fn );
+ triggerHandler: function( type, data ) {
+ if ( this[0] ) {
+ var event = jQuery.Event( type );
+ event.preventDefault();
+ event.stopPropagation();
+ jQuery.event.trigger( event, data, this[0] );
+ return event.result;
+ }
},
- toggle: function() {
+ toggle: function( fn ) {
// Save reference to arguments for access in closure
- var args = arguments;
+ var args = arguments,
+ i = 1;
- return this.click(function(event) {
+ // link all the functions, so any of them can unbind this click handler
+ while ( i < args.length ) {
+ jQuery.proxy( fn, args[ i++ ] );
+ }
+
+ return this.click( jQuery.proxy( fn, function( event ) {
// Figure out which function to execute
- this.lastToggle = 0 == this.lastToggle ? 1 : 0;
-
+ 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, [event] ) || false;
- });
+ return args[ lastToggle ].apply( this, arguments ) || false;
+ }));
},
- hover: function(fnOver, fnOut) {
-
- // A private function for handling mouse 'hovering'
- function handleHover(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(error) { parent = this; };
-
- // If we actually just moused on to a sub-element, ignore it
- if ( parent == this ) return false;
-
- // Execute the right function
- return (event.type == "mouseover" ? fnOver : fnOut).apply(this, [event]);
- }
-
- // Bind the function to the two event listeners
- return this.mouseover(handleHover).mouseout(handleHover);
- },
-
- ready: function(fn) {
- // Attach the listeners
- bindReady();
-
- // If the DOM is already ready
- if ( jQuery.isReady )
- // Execute the function immediately
- fn.apply( document, [jQuery] );
-
- // Otherwise, remember the function for later
- else
- // Add the function to the wait list
- jQuery.readyList.push( function() { return fn.apply(this, [jQuery]); } );
-
- return this;
+ hover: function( fnOver, fnOut ) {
+ return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
}
});
-jQuery.extend({
- /*
- * All the code that makes DOM Ready work nicely.
- */
- 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.apply( document );
- });
-
- // Reset the list of functions
- jQuery.readyList = null;
+var liveMap = {
+ focus: "focusin",
+ blur: "focusout",
+ mouseenter: "mouseover",
+ mouseleave: "mouseout"
+};
+
+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 );
+
+ if ( typeof types === "object" && !types.preventDefault ) {
+ for ( var key in types ) {
+ context[ name ]( key, data, types[key], selector );
}
- // Remove event listener to avoid memory leak
- if ( document.removeEventListener )
- document.removeEventListener( "DOMContentLoaded", jQuery.ready, false );
+
+ return this;
}
- }
-});
+ if ( jQuery.isFunction( data ) ) {
+ fn = data;
+ data = undefined;
+ }
-jQuery.each( ("blur,focus,load,resize,scroll,unload,click,dblclick," +
- "mousedown,mouseup,mousemove,mouseover,mouseout,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);
+ types = (types || "").split(" ");
+
+ 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 );
+ }
+ }
+
+ return this;
};
});
-var readyBound = false;
+function liveHandler( event ) {
+ var stop, maxLevel, related, match, handleObj, elem, j, i, l, data, close, namespace, ret,
+ elems = [],
+ selectors = [],
+ events = jQuery._data( this, "events" );
-function bindReady(){
- if ( readyBound ) return;
- readyBound = true;
+ // 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;
+ }
- // Mozilla, Opera and webkit nightlies currently support this event
- if ( document.addEventListener )
- // Use the handy event callback
- document.addEventListener( "DOMContentLoaded", jQuery.ready, false );
-
- // If Safari or IE is used
- // Continually check to see if the document is ready
- if (jQuery.browser.msie || jQuery.browser.safari ) (function(){
- try {
- // If IE is used, use the trick by Diego Perini
- // http://javascript.nwbox.com/IEContentLoaded/
- if ( jQuery.browser.msie || document.readyState != "loaded" && document.readyState != "complete" )
- document.documentElement.doScroll("left");
- } catch( error ) {
- return setTimeout( arguments.callee, 0 );
+ 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];
+
+ if ( handleObj.origType.replace( rnamespaces, "" ) === event.type ) {
+ selectors.push( handleObj.selector );
+
+ } else {
+ live.splice( j--, 1 );
}
+ }
+
+ match = jQuery( event.target ).closest( selectors, event.currentTarget );
- // and execute any waiting functions
- jQuery.ready();
- })();
+ for ( i = 0, l = match.length; i < l; i++ ) {
+ close = match[i];
- // A fallback to window.onload, that will always work
- jQuery.event.add( window, "load", jQuery.ready );
+ for ( j = 0; j < live.length; j++ ) {
+ handleObj = live[j];
+
+ if ( close.selector === handleObj.selector && (!namespace || namespace.test( handleObj.namespace )) ) {
+ elem = close.elem;
+ related = null;
+
+ // 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];
+ }
+
+ if ( !related || related !== elem ) {
+ elems.push({ elem: elem, handleObj: handleObj, level: close.level });
+ }
+ }
+ }
+ }
+
+ for ( i = 0, l = elems.length; i < l; i++ ) {
+ match = elems[i];
+
+ if ( maxLevel && match.level > maxLevel ) {
+ break;
+ }
+
+ event.currentTarget = match.elem;
+ event.data = match.handleObj.data;
+ event.handleObj = match.handleObj;
+
+ ret = match.handleObj.origHandler.apply( match.elem, arguments );
+
+ if ( ret === false || event.isPropagationStopped() ) {
+ maxLevel = match.level;
+
+ if ( ret === false ) {
+ stop = false;
+ }
+ if ( event.isImmediatePropagationStopped() ) {
+ break;
+ }
+ }
+ }
+
+ return stop;
+}
+
+function liveConvert( type, selector ) {
+ return (type && type !== "*" ? type + "." : "") + selector.replace(rperiod, "`").replace(rspace, "&");
}
-// Prevent memory leaks in IE
-// And prevent errors on refresh with events like mouseover
-// Window isn't included so as not to unbind existing unload events
-jQuery(window).bind("unload", function() {
- $("*").add(document).unbind();
+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( data, fn ) {
+ if ( fn == null ) {
+ fn = data;
+ data = null;
+ }
+
+ return arguments.length > 0 ?
+ this.bind( name, data, fn ) :
+ this.trigger( name );
+ };
+
+ if ( jQuery.attrFn ) {
+ jQuery.attrFn[ name ] = true;
+ }
});
+
+})( jQuery );
git.asbjorn.biz / jquery.git / blobdiff