/*!

* jQuery UI Widget 1.11.4
* http://jqueryui.com
*
* Copyright jQuery Foundation and other contributors
* Released under the MIT license.
* http://jquery.org/license
*
* http://api.jqueryui.com/jQuery.widget/
*/

(function( factory ) {

if ( typeof define === "function" && define.amd ) {

        // AMD. Register as an anonymous module.
        define( [ "jquery" ], factory );
} else {

        // Browser globals
        factory( jQuery );
}

}(function( $ ) {

var widget_uuid = 0,

widget_slice = Array.prototype.slice;

$.cleanData = (function( orig ) {

return function( elems ) {
        var events, elem, i;
        for ( i = 0; (elem = elems[i]) != null; i++ ) {
                try {

                        // Only trigger remove when necessary to save time
                        events = $._data( elem, "events" );
                        if ( events && events.remove ) {
                                $( elem ).triggerHandler( "remove" );
                        }

                // http://bugs.jquery.com/ticket/8235
                } catch ( e ) {}
        }
        orig( elems );
};

})( $.cleanData );

$.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 );

return constructor;

};

$.widget.extend = function( target ) {

var input = widget_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 = widget_slice.call( arguments, 1 ),
                returnValue = this;

        if ( isMethodCall ) {
                this.each(function() {
                        var methodValue,
                                instance = $.data( this, fullName );
                        if ( options === "instance" ) {
                                returnValue = instance;
                                return false;
                        }
                        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 {

                // Allow multiple hashes to be passed on init
                if ( args.length ) {
                        options = $.widget.extend.apply( null, [ options ].concat(args) );
                }

                this.each(function() {
                        var instance = $.data( this, fullName );
                        if ( instance ) {
                                instance.option( options || {} );
                                if ( instance._init ) {
                                        instance._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 = widget_uuid++;
        this.eventNamespace = "." + this.widgetName + this.uuid;

        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.options = $.widget.extend( {},
                this.options,
                this._getCreateOptions(),
                options );

        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 )
                .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", !!value );

                // If the widget is becoming disabled, then nothing is interactive
                if ( value ) {
                        this.hoverable.removeClass( "ui-state-hover" );
                        this.focusable.removeClass( "ui-state-focus" );
                }
        }

        return this;
},

enable: function() {
        return this._setOptions({ disabled: false });
},
disable: function() {
        return this._setOptions({ 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 {
                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 );

        // Clear the stack to avoid memory leaks (#10056)
        this.bindings = $( this.bindings.not( element ).get() );
        this.focusable = $( this.focusable.not( element ).get() );
        this.hoverable = $( this.hoverable.not( element ).get() );
},

_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();
                });
        }
};

});

return $.widget;

}));