/*!
 * jquery ui widget 1.10.4
 * http://jqueryui.com
 *
 * copyright 2014 jquery foundation and other contributors
 * released under the mit license.
 * http://jquery.org/license
 *
 * http://api.jqueryui.com/jquery.widget/
 */
(function( $, undefined ) {

var uuid = 0,
	slice = array.prototype.slice,
	_cleandata = $.cleandata;
$.cleandata = function( elems ) {
	for ( var i = 0, elem; (elem = elems[i]) != null; i++ ) {
		try {
			$( elem ).triggerhandler( "remove" );
		// http://bugs.jquery.com/ticket/8235
		} catch( e ) {}
	}
	_cleandata( elems );
};

$.widget = function( name, base, prototype ) {
	var fullname, existingconstructor, constructor, baseprototype,
		// proxiedprototype allows the provided prototype to remain unmodified
		// so that it can be used as a mixin for multiple widgets (#8876)
		proxiedprototype = {},
		namespace = name.split( "." )[ 0 ];

	name = name.split( "." )[ 1 ];
	fullname = namespace + "-" + name;

	if ( !prototype ) {
		prototype = base;
		base = $.widget;
	}

	// create selector for plugin
	$.expr[ ":" ][ fullname.tolowercase() ] = function( elem ) {
		return !!$.data( elem, fullname );
	};

	$[ namespace ] = $[ namespace ] || {};
	existingconstructor = $[ namespace ][ name ];
	constructor = $[ namespace ][ name ] = function( options, element ) {
		// allow instantiation without "new" keyword
		if ( !this._createwidget ) {
			return new constructor( options, element );
		}

		// allow instantiation without initializing for simple inheritance
		// must use "new" keyword (the code above always passes args)
		if ( arguments.length ) {
			this._createwidget( options, element );
		}
	};
	// extend with the existing constructor to carry over any static properties
	$.extend( constructor, existingconstructor, {
		version: prototype.version,
		// copy the object used to create the prototype in case we need to
		// redefine the widget later
		_proto: $.extend( {}, prototype ),
		// track widgets that inherit from this widget in case this widget is
		// redefined after a widget inherits from it
		_childconstructors: []
	});

	baseprototype = new base();
	// we need to make the options hash a property directly on the new instance
	// otherwise we'll modify the options hash on the prototype that we're
	// inheriting from
	baseprototype.options = $.widget.extend( {}, baseprototype.options );
	$.each( prototype, function( prop, value ) {
		if ( !$.isfunction( value ) ) {
			proxiedprototype[ prop ] = value;
			return;
		}
		proxiedprototype[ prop ] = (function() {
			var _super = function() {
					return base.prototype[ prop ].apply( this, arguments );
				},
				_superapply = function( args ) {
					return base.prototype[ prop ].apply( this, args );
				};
			return function() {
				var __super = this._super,
					__superapply = this._superapply,
					returnvalue;

				this._super = _super;
				this._superapply = _superapply;

				returnvalue = value.apply( this, arguments );

				this._super = __super;
				this._superapply = __superapply;

				return returnvalue;
			};
		})();
	});
	constructor.prototype = $.widget.extend( baseprototype, {
		// todo: remove support for widgeteventprefix
		// always use the name + a colon as the prefix, e.g., draggable:start
		// don't prefix for widgets that aren't dom-based
		widgeteventprefix: existingconstructor ? (baseprototype.widgeteventprefix || name) : name
	}, proxiedprototype, {
		constructor: constructor,
		namespace: namespace,
		widgetname: name,
		widgetfullname: fullname
	});

	// if this widget is being redefined then we need to find all widgets that
	// are inheriting from it and redefine all of them so that they inherit from
	// the new version of this widget. we're essentially trying to replace one
	// level in the prototype chain.
	if ( existingconstructor ) {
		$.each( existingconstructor._childconstructors, function( i, child ) {
			var childprototype = child.prototype;

			// redefine the child widget using the same prototype that was
			// originally used, but inherit from the new version of the base
			$.widget( childprototype.namespace + "." + childprototype.widgetname, constructor, child._proto );
		});
		// remove the list of existing child constructors from the old constructor
		// so the old child constructors can be garbage collected
		delete existingconstructor._childconstructors;
	} else {
		base._childconstructors.push( constructor );
	}

	$.widget.bridge( name, constructor );
};

$.widget.extend = function( target ) {
	var input = slice.call( arguments, 1 ),
		inputindex = 0,
		inputlength = input.length,
		key,
		value;
	for ( ; inputindex < inputlength; inputindex++ ) {
		for ( key in input[ inputindex ] ) {
			value = input[ inputindex ][ key ];
			if ( input[ inputindex ].hasownproperty( key ) && value !== undefined ) {
				// clone objects
				if ( $.isplainobject( value ) ) {
					target[ key ] = $.isplainobject( target[ key ] ) ?
						$.widget.extend( {}, target[ key ], value ) :
						// don't extend strings, arrays, etc. with objects
						$.widget.extend( {}, value );
				// copy everything else by reference
				} else {
					target[ key ] = value;
				}
			}
		}
	}
	return target;
};

$.widget.bridge = function( name, object ) {
	var fullname = object.prototype.widgetfullname || name;
	$.fn[ name ] = function( options ) {
		var ismethodcall = typeof options === "string",
			args = slice.call( arguments, 1 ),
			returnvalue = this;

		// allow multiple hashes to be passed on init
		options = !ismethodcall && args.length ?
			$.widget.extend.apply( null, [ options ].concat(args) ) :
			options;

		if ( ismethodcall ) {
			this.each(function() {
				var methodvalue,
					instance = $.data( this, fullname );
				if ( !instance ) {
					return $.error( "cannot call methods on " + name + " prior to initialization; " +
						"attempted to call method '" + options + "'" );
				}
				if ( !$.isfunction( instance[options] ) || options.charat( 0 ) === "_" ) {
					return $.error( "no such method '" + options + "' for " + name + " widget instance" );
				}
				methodvalue = instance[ options ].apply( instance, args );
				if ( methodvalue !== instance && methodvalue !== undefined ) {
					returnvalue = methodvalue && methodvalue.jquery ?
						returnvalue.pushstack( methodvalue.get() ) :
						methodvalue;
					return false;
				}
			});
		} else {
			this.each(function() {
				var instance = $.data( this, fullname );
				if ( instance ) {
					instance.option( options || {} )._init();
				} else {
					$.data( this, fullname, new object( options, this ) );
				}
			});
		}

		return returnvalue;
	};
};

$.widget = function( /* options, element */ ) {};
$.widget._childconstructors = [];

$.widget.prototype = {
	widgetname: "widget",
	widgeteventprefix: "",
	defaultelement: "<div>",
	options: {
		disabled: false,

		// callbacks
		create: null
	},
	_createwidget: function( options, element ) {
		element = $( element || this.defaultelement || this )[ 0 ];
		this.element = $( element );
		this.uuid = uuid++;
		this.eventnamespace = "." + this.widgetname + this.uuid;
		this.options = $.widget.extend( {},
			this.options,
			this._getcreateoptions(),
			options );

		this.bindings = $();
		this.hoverable = $();
		this.focusable = $();

		if ( element !== this ) {
			$.data( element, this.widgetfullname, this );
			this._on( true, this.element, {
				remove: function( event ) {
					if ( event.target === element ) {
						this.destroy();
					}
				}
			});
			this.document = $( element.style ?
				// element within the document
				element.ownerdocument :
				// element is window or document
				element.document || element );
			this.window = $( this.document[0].defaultview || this.document[0].parentwindow );
		}

		this._create();
		this._trigger( "create", null, this._getcreateeventdata() );
		this._init();
	},
	_getcreateoptions: $.noop,
	_getcreateeventdata: $.noop,
	_create: $.noop,
	_init: $.noop,

	destroy: function() {
		this._destroy();
		// we can probably remove the unbind calls in 2.0
		// all event bindings should go through this._on()
		this.element
			.unbind( this.eventnamespace )
			// 1.9 bc for #7810
			// todo remove dual storage
			.removedata( this.widgetname )
			.removedata( this.widgetfullname )
			// support: jquery <1.6.3
			// http://bugs.jquery.com/ticket/9413
			.removedata( $.camelcase( this.widgetfullname ) );
		this.widget()
			.unbind( this.eventnamespace )
			.removeattr( "aria-disabled" )
			.removeclass(
				this.widgetfullname + "-disabled " +
				"ui-state-disabled" );

		// clean up events and states
		this.bindings.unbind( this.eventnamespace );
		this.hoverable.removeclass( "ui-state-hover" );
		this.focusable.removeclass( "ui-state-focus" );
	},
	_destroy: $.noop,

	widget: function() {
		return this.element;
	},

	option: function( key, value ) {
		var options = key,
			parts,
			curoption,
			i;

		if ( arguments.length === 0 ) {
			// don't return a reference to the internal hash
			return $.widget.extend( {}, this.options );
		}

		if ( typeof key === "string" ) {
			// handle nested keys, e.g., "foo.bar" => { foo: { bar: ___ } }
			options = {};
			parts = key.split( "." );
			key = parts.shift();
			if ( parts.length ) {
				curoption = options[ key ] = $.widget.extend( {}, this.options[ key ] );
				for ( i = 0; i < parts.length - 1; i++ ) {
					curoption[ parts[ i ] ] = curoption[ parts[ i ] ] || {};
					curoption = curoption[ parts[ i ] ];
				}
				key = parts.pop();
				if ( arguments.length === 1 ) {
					return curoption[ key ] === undefined ? null : curoption[ key ];
				}
				curoption[ key ] = value;
			} else {
				if ( arguments.length === 1 ) {
					return this.options[ key ] === undefined ? null : this.options[ key ];
				}
				options[ key ] = value;
			}
		}

		this._setoptions( options );

		return this;
	},
	_setoptions: function( options ) {
		var key;

		for ( key in options ) {
			this._setoption( key, options[ key ] );
		}

		return this;
	},
	_setoption: function( key, value ) {
		this.options[ key ] = value;

		if ( key === "disabled" ) {
			this.widget()
				.toggleclass( this.widgetfullname + "-disabled ui-state-disabled", !!value )
				.attr( "aria-disabled", value );
			this.hoverable.removeclass( "ui-state-hover" );
			this.focusable.removeclass( "ui-state-focus" );
		}

		return this;
	},

	enable: function() {
		return this._setoption( "disabled", false );
	},
	disable: function() {
		return this._setoption( "disabled", true );
	},

	_on: function( suppressdisabledcheck, element, handlers ) {
		var delegateelement,
			instance = this;

		// no suppressdisabledcheck flag, shuffle arguments
		if ( typeof suppressdisabledcheck !== "boolean" ) {
			handlers = element;
			element = suppressdisabledcheck;
			suppressdisabledcheck = false;
		}

		// no element argument, shuffle and use this.element
		if ( !handlers ) {
			handlers = element;
			element = this.element;
			delegateelement = this.widget();
		} else {
			// accept selectors, dom elements
			element = delegateelement = $( element );
			this.bindings = this.bindings.add( element );
		}

		$.each( handlers, function( event, handler ) {
			function handlerproxy() {
				// allow widgets to customize the disabled handling
				// - disabled as an array instead of boolean
				// - disabled class as method for disabling individual parts
				if ( !suppressdisabledcheck &&
						( instance.options.disabled === true ||
							$( this ).hasclass( "ui-state-disabled" ) ) ) {
					return;
				}
				return ( typeof handler === "string" ? instance[ handler ] : handler )
					.apply( instance, arguments );
			}

			// copy the guid so direct unbinding works
			if ( typeof handler !== "string" ) {
				handlerproxy.guid = handler.guid =
					handler.guid || handlerproxy.guid || $.guid++;
			}

			var match = event.match( /^(\w+)\s*(.*)$/ ),
				eventname = match[1] + instance.eventnamespace,
				selector = match[2];
			if ( selector ) {
				delegateelement.delegate( selector, eventname, handlerproxy );
			} else {
				element.bind( eventname, handlerproxy );
			}
		});
	},

	_off: function( element, eventname ) {
		eventname = (eventname || "").split( " " ).join( this.eventnamespace + " " ) + this.eventnamespace;
		element.unbind( eventname ).undelegate( eventname );
	},

	_delay: function( handler, delay ) {
		function handlerproxy() {
			return ( typeof handler === "string" ? instance[ handler ] : handler )
				.apply( instance, arguments );
		}
		var instance = this;
		return settimeout( handlerproxy, delay || 0 );
	},

	_hoverable: function( element ) {
		this.hoverable = this.hoverable.add( element );
		this._on( element, {
			mouseenter: function( event ) {
				$( event.currenttarget ).addclass( "ui-state-hover" );
			},
			mouseleave: function( event ) {
				$( event.currenttarget ).removeclass( "ui-state-hover" );
			}
		});
	},

	_focusable: function( element ) {
		this.focusable = this.focusable.add( element );
		this._on( element, {
			focusin: function( event ) {
				$( event.currenttarget ).addclass( "ui-state-focus" );
			},
			focusout: function( event ) {
				$( event.currenttarget ).removeclass( "ui-state-focus" );
			}
		});
	},

	_trigger: function( type, event, data ) {
		var prop, orig,
			callback = this.options[ type ];

		data = data || {};
		event = $.event( event );
		event.type = ( type === this.widgeteventprefix ?
			type :
			this.widgeteventprefix + type ).tolowercase();
		// the original event may come from any element
		// so we need to reset the target on the new event
		event.target = this.element[ 0 ];

		// copy original event properties over to the new event
		orig = event.originalevent;
		if ( orig ) {
			for ( prop in orig ) {
				if ( !( prop in event ) ) {
					event[ prop ] = orig[ prop ];
				}
			}
		}

		this.element.trigger( event, data );
		return !( $.isfunction( callback ) &&
			callback.apply( this.element[0], [ event ].concat( data ) ) === false ||
			event.isdefaultprevented() );
	}
};

$.each( { show: "fadein", hide: "fadeout" }, function( method, defaulteffect ) {
	$.widget.prototype[ "_" + method ] = function( element, options, callback ) {
		if ( typeof options === "string" ) {
			options = { effect: options };
		}
		var hasoptions,
			effectname = !options ?
				method :
				options === true || typeof options === "number" ?
					defaulteffect :
					options.effect || defaulteffect;
		options = options || {};
		if ( typeof options === "number" ) {
			options = { duration: options };
		}
		hasoptions = !$.isemptyobject( options );
		options.complete = callback;
		if ( options.delay ) {
			element.delay( options.delay );
		}
		if ( hasoptions && $.effects && $.effects.effect[ effectname ] ) {
			element[ method ]( options );
		} else if ( effectname !== method && element[ effectname ] ) {
			element[ effectname ]( options.duration, options.easing, callback );
		} else {
			element.queue(function( next ) {
				$( this )[ method ]();
				if ( callback ) {
					callback.call( element[ 0 ] );
				}
				next();
			});
		}
	};
});

})( jquery );