/*! jQuery UI - v1.11.3 - 2015-02-12
 * http://jqueryui.com
 * Includes: widget.js
 * Copyright 2015 jQuery Foundation and other contributors; Licensed MIT */

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

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

    // Browser globals
    factory( jQuery );
  }
}(function( $ ) {
  /*!
   * jQuery UI Widget 1.11.3
   * http://jqueryui.com
   *
   * Copyright jQuery Foundation and other contributors
   * Released under the MIT license.
   * http://jquery.org/license
   *
   * http://api.jqueryui.com/jQuery.widget/
   */


  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();
        });
      }
    };
  });

  var widget = $.widget;



}));
