angelakuo/citydogshare

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public/assets/jquery-ui/button-0218c64981bfcf8efd0a4f36aad4481acca2c3db2e21db904fb888767e1349c3.js

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/*!
 * jQuery UI Core 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/category/ui-core/
 */

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

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

        // Browser globals
        factory( jQuery );
    }
}(function( $ ) {

// $.ui might exist from components with no dependencies, e.g., $.ui.position
$.ui = $.ui || {};

$.extend( $.ui, {
    version: "1.11.4",

    keyCode: {
        BACKSPACE: 8,
        COMMA: 188,
        DELETE: 46,
        DOWN: 40,
        END: 35,
        ENTER: 13,
        ESCAPE: 27,
        HOME: 36,
        LEFT: 37,
        PAGE_DOWN: 34,
        PAGE_UP: 33,
        PERIOD: 190,
        RIGHT: 39,
        SPACE: 32,
        TAB: 9,
        UP: 38
    }
});

// plugins
$.fn.extend({
    scrollParent: function( includeHidden ) {
        var position = this.css( "position" ),
            excludeStaticParent = position === "absolute",
            overflowRegex = includeHidden ? /(auto|scroll|hidden)/ : /(auto|scroll)/,
            scrollParent = this.parents().filter( function() {
                var parent = $( this );
                if ( excludeStaticParent && parent.css( "position" ) === "static" ) {
                    return false;
                }
                return overflowRegex.test( parent.css( "overflow" ) + parent.css( "overflow-y" ) + parent.css( "overflow-x" ) );
            }).eq( 0 );

        return position === "fixed" || !scrollParent.length ? $( this[ 0 ].ownerDocument || document ) : scrollParent;
    },

    uniqueId: (function() {
        var uuid = 0;

        return function() {
            return this.each(function() {
                if ( !this.id ) {
                    this.id = "ui-id-" + ( ++uuid );
                }
            });
        };
    })(),

    removeUniqueId: function() {
        return this.each(function() {
            if ( /^ui-id-\d+$/.test( this.id ) ) {
                $( this ).removeAttr( "id" );
            }
        });
    }
});

// selectors
function focusable( element, isTabIndexNotNaN ) {
    var map, mapName, img,
        nodeName = element.nodeName.toLowerCase();
    if ( "area" === nodeName ) {
        map = element.parentNode;
        mapName = map.name;
        if ( !element.href || !mapName || map.nodeName.toLowerCase() !== "map" ) {
            return false;
        }
        img = $( "img[usemap='#" + mapName + "']" )[ 0 ];
        return !!img && visible( img );
    }
    return ( /^(input|select|textarea|button|object)$/.test( nodeName ) ?
        !element.disabled :
        "a" === nodeName ?
            element.href || isTabIndexNotNaN :
            isTabIndexNotNaN) &&
        // the element and all of its ancestors must be visible
        visible( element );
}

function visible( element ) {
    return $.expr.filters.visible( element ) &&
        !$( element ).parents().addBack().filter(function() {
            return $.css( this, "visibility" ) === "hidden";
        }).length;
}

$.extend( $.expr[ ":" ], {
    data: $.expr.createPseudo ?
        $.expr.createPseudo(function( dataName ) {
            return function( elem ) {
                return !!$.data( elem, dataName );
            };
        }) :
        // support: jQuery <1.8
        function( elem, i, match ) {
            return !!$.data( elem, match[ 3 ] );
        },

    focusable: function( element ) {
        return focusable( element, !isNaN( $.attr( element, "tabindex" ) ) );
    },

    tabbable: function( element ) {
        var tabIndex = $.attr( element, "tabindex" ),
            isTabIndexNaN = isNaN( tabIndex );
        return ( isTabIndexNaN || tabIndex >= 0 ) && focusable( element, !isTabIndexNaN );
    }
});

// support: jQuery <1.8
if ( !$( "<a>" ).outerWidth( 1 ).jquery ) {
    $.each( [ "Width", "Height" ], function( i, name ) {
        var side = name === "Width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ],
            type = name.toLowerCase(),
            orig = {
                innerWidth: $.fn.innerWidth,
                innerHeight: $.fn.innerHeight,
                outerWidth: $.fn.outerWidth,
                outerHeight: $.fn.outerHeight
            };

        function reduce( elem, size, border, margin ) {
            $.each( side, function() {
                size -= parseFloat( $.css( elem, "padding" + this ) ) || 0;
                if ( border ) {
                    size -= parseFloat( $.css( elem, "border" + this + "Width" ) ) || 0;
                }
                if ( margin ) {
                    size -= parseFloat( $.css( elem, "margin" + this ) ) || 0;
                }
            });
            return size;
        }

        $.fn[ "inner" + name ] = function( size ) {
            if ( size === undefined ) {
                return orig[ "inner" + name ].call( this );
            }

            return this.each(function() {
                $( this ).css( type, reduce( this, size ) + "px" );
            });
        };

        $.fn[ "outer" + name] = function( size, margin ) {
            if ( typeof size !== "number" ) {
                return orig[ "outer" + name ].call( this, size );
            }

            return this.each(function() {
                $( this).css( type, reduce( this, size, true, margin ) + "px" );
            });
        };
    });
}

// support: jQuery <1.8
if ( !$.fn.addBack ) {
    $.fn.addBack = function( selector ) {
        return this.add( selector == null ?
            this.prevObject : this.prevObject.filter( selector )
        );
    };
}

// support: jQuery 1.6.1, 1.6.2 (http://bugs.jquery.com/ticket/9413)
if ( $( "<a>" ).data( "a-b", "a" ).removeData( "a-b" ).data( "a-b" ) ) {
    $.fn.removeData = (function( removeData ) {
        return function( key ) {
            if ( arguments.length ) {
                return removeData.call( this, $.camelCase( key ) );
            } else {
                return removeData.call( this );
            }
        };
    })( $.fn.removeData );
}

// deprecated
$.ui.ie = !!/msie [\w.]+/.exec( navigator.userAgent.toLowerCase() );

$.fn.extend({
    focus: (function( orig ) {
        return function( delay, fn ) {
            return typeof delay === "number" ?
                this.each(function() {
                    var elem = this;
                    setTimeout(function() {
                        $( elem ).focus();
                        if ( fn ) {
                            fn.call( elem );
                        }
                    }, delay );
                }) :
                orig.apply( this, arguments );
        };
    })( $.fn.focus ),

    disableSelection: (function() {
        var eventType = "onselectstart" in document.createElement( "div" ) ?
            "selectstart" :
            "mousedown";

        return function() {
            return this.bind( eventType + ".ui-disableSelection", function( event ) {
                event.preventDefault();
            });
        };
    })(),

    enableSelection: function() {
        return this.unbind( ".ui-disableSelection" );
    },

    zIndex: function( zIndex ) {
        if ( zIndex !== undefined ) {
            return this.css( "zIndex", zIndex );
        }

        if ( this.length ) {
            var elem = $( this[ 0 ] ), position, value;
            while ( elem.length && elem[ 0 ] !== document ) {
                // Ignore z-index if position is set to a value where z-index is ignored by the browser
                // This makes behavior of this function consistent across browsers
                // WebKit always returns auto if the element is positioned
                position = elem.css( "position" );
                if ( position === "absolute" || position === "relative" || position === "fixed" ) {
                    // IE returns 0 when zIndex is not specified
                    // other browsers return a string
                    // we ignore the case of nested elements with an explicit value of 0
                    // <div style="z-index: -10;"><div style="z-index: 0;"></div></div>
                    value = parseInt( elem.css( "zIndex" ), 10 );
                    if ( !isNaN( value ) && value !== 0 ) {
                        return value;
                    }
                }
                elem = elem.parent();
            }
        }

        return 0;
    }
});

// $.ui.plugin is deprecated. Use $.widget() extensions instead.
$.ui.plugin = {
    add: function( module, option, set ) {
        var i,
            proto = $.ui[ module ].prototype;
        for ( i in set ) {
            proto.plugins[ i ] = proto.plugins[ i ] || [];
            proto.plugins[ i ].push( [ option, set[ i ] ] );
        }
    },
    call: function( instance, name, args, allowDisconnected ) {
        var i,
            set = instance.plugins[ name ];

        if ( !set ) {
            return;
        }

        if ( !allowDisconnected && ( !instance.element[ 0 ].parentNode || instance.element[ 0 ].parentNode.nodeType === 11 ) ) {
            return;
        }

        for ( i = 0; i < set.length; i++ ) {
            if ( instance.options[ set[ i ][ 0 ] ] ) {
                set[ i ][ 1 ].apply( instance.element, args );
            }
        }
    }
};

}));
/*!
 * 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;

}));



/*!
 * jQuery UI Button 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/button/
 */

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

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

        // Browser globals
        factory( jQuery );
    }
}(function( $ ) {

var lastActive,
    baseClasses = "ui-button ui-widget ui-state-default ui-corner-all",
    typeClasses = "ui-button-icons-only ui-button-icon-only ui-button-text-icons ui-button-text-icon-primary ui-button-text-icon-secondary ui-button-text-only",
    formResetHandler = function() {
        var form = $( this );
        setTimeout(function() {
            form.find( ":ui-button" ).button( "refresh" );
        }, 1 );
    },
    radioGroup = function( radio ) {
        var name = radio.name,
            form = radio.form,
            radios = $( [] );
        if ( name ) {
            name = name.replace( /'/g, "\\'" );
            if ( form ) {
                radios = $( form ).find( "[name='" + name + "'][type=radio]" );
            } else {
                radios = $( "[name='" + name + "'][type=radio]", radio.ownerDocument )
                    .filter(function() {
                        return !this.form;
                    });
            }
        }
        return radios;
    };

$.widget( "ui.button", {
    version: "1.11.4",
    defaultElement: "<button>",
    options: {
        disabled: null,
        text: true,
        label: null,
        icons: {
            primary: null,
            secondary: null
        }
    },
    _create: function() {
        this.element.closest( "form" )
            .unbind( "reset" + this.eventNamespace )
            .bind( "reset" + this.eventNamespace, formResetHandler );

        if ( typeof this.options.disabled !== "boolean" ) {
            this.options.disabled = !!this.element.prop( "disabled" );
        } else {
            this.element.prop( "disabled", this.options.disabled );
        }

        this._determineButtonType();
        this.hasTitle = !!this.buttonElement.attr( "title" );

        var that = this,
            options = this.options,
            toggleButton = this.type === "checkbox" || this.type === "radio",
            activeClass = !toggleButton ? "ui-state-active" : "";

        if ( options.label === null ) {
            options.label = (this.type === "input" ? this.buttonElement.val() : this.buttonElement.html());
        }

        this._hoverable( this.buttonElement );

        this.buttonElement
            .addClass( baseClasses )
            .attr( "role", "button" )
            .bind( "mouseenter" + this.eventNamespace, function() {
                if ( options.disabled ) {
                    return;
                }
                if ( this === lastActive ) {
                    $( this ).addClass( "ui-state-active" );
                }
            })
            .bind( "mouseleave" + this.eventNamespace, function() {
                if ( options.disabled ) {
                    return;
                }
                $( this ).removeClass( activeClass );
            })
            .bind( "click" + this.eventNamespace, function( event ) {
                if ( options.disabled ) {
                    event.preventDefault();
                    event.stopImmediatePropagation();
                }
            });

        // Can't use _focusable() because the element that receives focus
        // and the element that gets the ui-state-focus class are different
        this._on({
            focus: function() {
                this.buttonElement.addClass( "ui-state-focus" );
            },
            blur: function() {
                this.buttonElement.removeClass( "ui-state-focus" );
            }
        });

        if ( toggleButton ) {
            this.element.bind( "change" + this.eventNamespace, function() {
                that.refresh();
            });
        }

        if ( this.type === "checkbox" ) {
            this.buttonElement.bind( "click" + this.eventNamespace, function() {
                if ( options.disabled ) {
                    return false;
                }
            });
        } else if ( this.type === "radio" ) {
            this.buttonElement.bind( "click" + this.eventNamespace, function() {
                if ( options.disabled ) {
                    return false;
                }
                $( this ).addClass( "ui-state-active" );
                that.buttonElement.attr( "aria-pressed", "true" );

                var radio = that.element[ 0 ];
                radioGroup( radio )
                    .not( radio )
                    .map(function() {
                        return $( this ).button( "widget" )[ 0 ];
                    })
                    .removeClass( "ui-state-active" )
                    .attr( "aria-pressed", "false" );
            });
        } else {
            this.buttonElement
                .bind( "mousedown" + this.eventNamespace, function() {
                    if ( options.disabled ) {
                        return false;
                    }
                    $( this ).addClass( "ui-state-active" );
                    lastActive = this;
                    that.document.one( "mouseup", function() {
                        lastActive = null;
                    });
                })
                .bind( "mouseup" + this.eventNamespace, function() {
                    if ( options.disabled ) {
                        return false;
                    }
                    $( this ).removeClass( "ui-state-active" );
                })
                .bind( "keydown" + this.eventNamespace, function(event) {
                    if ( options.disabled ) {
                        return false;
                    }
                    if ( event.keyCode === $.ui.keyCode.SPACE || event.keyCode === $.ui.keyCode.ENTER ) {
                        $( this ).addClass( "ui-state-active" );
                    }
                })
                // see #8559, we bind to blur here in case the button element loses
                // focus between keydown and keyup, it would be left in an "active" state
                .bind( "keyup" + this.eventNamespace + " blur" + this.eventNamespace, function() {
                    $( this ).removeClass( "ui-state-active" );
                });

            if ( this.buttonElement.is("a") ) {
                this.buttonElement.keyup(function(event) {
                    if ( event.keyCode === $.ui.keyCode.SPACE ) {
                        // TODO pass through original event correctly (just as 2nd argument doesn't work)
                        $( this ).click();
                    }
                });
            }
        }

        this._setOption( "disabled", options.disabled );
        this._resetButton();
    },

    _determineButtonType: function() {
        var ancestor, labelSelector, checked;

        if ( this.element.is("[type=checkbox]") ) {
            this.type = "checkbox";
        } else if ( this.element.is("[type=radio]") ) {
            this.type = "radio";
        } else if ( this.element.is("input") ) {
            this.type = "input";
        } else {
            this.type = "button";
        }

        if ( this.type === "checkbox" || this.type === "radio" ) {
            // we don't search against the document in case the element
            // is disconnected from the DOM
            ancestor = this.element.parents().last();
            labelSelector = "label[for='" + this.element.attr("id") + "']";
            this.buttonElement = ancestor.find( labelSelector );
            if ( !this.buttonElement.length ) {
                ancestor = ancestor.length ? ancestor.siblings() : this.element.siblings();
                this.buttonElement = ancestor.filter( labelSelector );
                if ( !this.buttonElement.length ) {
                    this.buttonElement = ancestor.find( labelSelector );
                }
            }
            this.element.addClass( "ui-helper-hidden-accessible" );

            checked = this.element.is( ":checked" );
            if ( checked ) {
                this.buttonElement.addClass( "ui-state-active" );
            }
            this.buttonElement.prop( "aria-pressed", checked );
        } else {
            this.buttonElement = this.element;
        }
    },

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

    _destroy: function() {
        this.element
            .removeClass( "ui-helper-hidden-accessible" );
        this.buttonElement
            .removeClass( baseClasses + " ui-state-active " + typeClasses )
            .removeAttr( "role" )
            .removeAttr( "aria-pressed" )
            .html( this.buttonElement.find(".ui-button-text").html() );

        if ( !this.hasTitle ) {
            this.buttonElement.removeAttr( "title" );
        }
    },

    _setOption: function( key, value ) {
        this._super( key, value );
        if ( key === "disabled" ) {
            this.widget().toggleClass( "ui-state-disabled", !!value );
            this.element.prop( "disabled", !!value );
            if ( value ) {
                if ( this.type === "checkbox" || this.type === "radio" ) {
                    this.buttonElement.removeClass( "ui-state-focus" );
                } else {
                    this.buttonElement.removeClass( "ui-state-focus ui-state-active" );
                }
            }
            return;
        }
        this._resetButton();
    },

    refresh: function() {
        //See #8237 & #8828
        var isDisabled = this.element.is( "input, button" ) ? this.element.is( ":disabled" ) : this.element.hasClass( "ui-button-disabled" );

        if ( isDisabled !== this.options.disabled ) {
            this._setOption( "disabled", isDisabled );
        }
        if ( this.type === "radio" ) {
            radioGroup( this.element[0] ).each(function() {
                if ( $( this ).is( ":checked" ) ) {
                    $( this ).button( "widget" )
                        .addClass( "ui-state-active" )
                        .attr( "aria-pressed", "true" );
                } else {
                    $( this ).button( "widget" )
                        .removeClass( "ui-state-active" )
                        .attr( "aria-pressed", "false" );
                }
            });
        } else if ( this.type === "checkbox" ) {
            if ( this.element.is( ":checked" ) ) {
                this.buttonElement
                    .addClass( "ui-state-active" )
                    .attr( "aria-pressed", "true" );
            } else {
                this.buttonElement
                    .removeClass( "ui-state-active" )
                    .attr( "aria-pressed", "false" );
            }
        }
    },

    _resetButton: function() {
        if ( this.type === "input" ) {
            if ( this.options.label ) {
                this.element.val( this.options.label );
            }
            return;
        }
        var buttonElement = this.buttonElement.removeClass( typeClasses ),
            buttonText = $( "<span></span>", this.document[0] )
                .addClass( "ui-button-text" )
                .html( this.options.label )
                .appendTo( buttonElement.empty() )
                .text(),
            icons = this.options.icons,
            multipleIcons = icons.primary && icons.secondary,
            buttonClasses = [];

        if ( icons.primary || icons.secondary ) {
            if ( this.options.text ) {
                buttonClasses.push( "ui-button-text-icon" + ( multipleIcons ? "s" : ( icons.primary ? "-primary" : "-secondary" ) ) );
            }

            if ( icons.primary ) {
                buttonElement.prepend( "<span class='ui-button-icon-primary ui-icon " + icons.primary + "'></span>" );
            }

            if ( icons.secondary ) {
                buttonElement.append( "<span class='ui-button-icon-secondary ui-icon " + icons.secondary + "'></span>" );
            }

            if ( !this.options.text ) {
                buttonClasses.push( multipleIcons ? "ui-button-icons-only" : "ui-button-icon-only" );

                if ( !this.hasTitle ) {
                    buttonElement.attr( "title", $.trim( buttonText ) );
                }
            }
        } else {
            buttonClasses.push( "ui-button-text-only" );
        }
        buttonElement.addClass( buttonClasses.join( " " ) );
    }
});

$.widget( "ui.buttonset", {
    version: "1.11.4",
    options: {
        items: "button, input[type=button], input[type=submit], input[type=reset], input[type=checkbox], input[type=radio], a, :data(ui-button)"
    },

    _create: function() {
        this.element.addClass( "ui-buttonset" );
    },

    _init: function() {
        this.refresh();
    },

    _setOption: function( key, value ) {
        if ( key === "disabled" ) {
            this.buttons.button( "option", key, value );
        }

        this._super( key, value );
    },

    refresh: function() {
        var rtl = this.element.css( "direction" ) === "rtl",
            allButtons = this.element.find( this.options.items ),
            existingButtons = allButtons.filter( ":ui-button" );

        // Initialize new buttons
        allButtons.not( ":ui-button" ).button();

        // Refresh existing buttons
        existingButtons.button( "refresh" );

        this.buttons = allButtons
            .map(function() {
                return $( this ).button( "widget" )[ 0 ];
            })
                .removeClass( "ui-corner-all ui-corner-left ui-corner-right" )
                .filter( ":first" )
                    .addClass( rtl ? "ui-corner-right" : "ui-corner-left" )
                .end()
                .filter( ":last" )
                    .addClass( rtl ? "ui-corner-left" : "ui-corner-right" )
                .end()
            .end();
    },

    _destroy: function() {
        this.element.removeClass( "ui-buttonset" );
        this.buttons
            .map(function() {
                return $( this ).button( "widget" )[ 0 ];
            })
                .removeClass( "ui-corner-left ui-corner-right" )
            .end()
            .button( "destroy" );
    }
});

return $.ui.button;

}));