public void Ctor_ExecuteBothOverloads_MatchExpectation()
        {
            // Use default validator
            ObjectCollection<string> c = new ObjectCollection<string>();

            c.Add("value1");
            c.Insert(0, "value2");

            Assert.Throws<ArgumentNullException>(() => { c.Add(null); });
            Assert.Throws<ArgumentNullException>(() => { c[0] = null; });

            Assert.Equal(2, c.Count);
            Assert.Equal("value2", c[0]);
            Assert.Equal("value1", c[1]);

            // Use custom validator
            c = new ObjectCollection<string>(item =>
            {
                if (item == null)
                {
                    throw new InvalidOperationException("custom");
                }
            });

            c.Add("value1");
            c[0] = "value2";

            Assert.Throws<InvalidOperationException>(() => { c.Add(null); });
            Assert.Throws<InvalidOperationException>(() => { c[0] = null; });

            Assert.Equal(1, c.Count);
            Assert.Equal("value2", c[0]);
        }

        public void AreEqualCollections_UseSetOfNotEqualCollections_ReturnsFalse()
        {
            ObjectCollection<NameValueHeaderValue> x = new ObjectCollection<NameValueHeaderValue>();
            ObjectCollection<NameValueHeaderValue> y = new ObjectCollection<NameValueHeaderValue>();

            Assert.True(HeaderUtilities.AreEqualCollections(x, y), "Expected '<empty>' == '<empty>'");

            x.Add(new NameValueHeaderValue("a"));
            x.Add(new NameValueHeaderValue("c"));
            x.Add(new NameValueHeaderValue("b"));
            x.Add(new NameValueHeaderValue("c"));

            y.Add(new NameValueHeaderValue("a"));
            y.Add(new NameValueHeaderValue("b"));
            y.Add(new NameValueHeaderValue("c"));
            y.Add(new NameValueHeaderValue("d"));

            Assert.False(HeaderUtilities.AreEqualCollections(x, y));
            Assert.False(HeaderUtilities.AreEqualCollections(y, x));

            y.Clear();
            y.Add(new NameValueHeaderValue("a"));
            y.Add(new NameValueHeaderValue("b"));
            y.Add(new NameValueHeaderValue("b"));
            y.Add(new NameValueHeaderValue("c"));

            Assert.False(HeaderUtilities.AreEqualCollections(x, y));
            Assert.False(HeaderUtilities.AreEqualCollections(y, x));
        }

 void Start()
 {
     objectCollection = gameObject.GetComponent<ObjectCollection>();
     stateList = new Dictionary<int, State>();
     AddNewState();
     activeState = stateList[0];
     stateNumberDisplay.text = string.Format(CURRENT_STATE_TEXT, 0);
 }

 public ScriptingExtension()
 {
     languages = new List<IScriptEngine>();
     publishedMethods = new MethodCollection();
     publishedObjects = new ObjectCollection();
     PublishedMethods.Added += new TalkingCollectionEventHandler<string, Delegate>(HandleNewMethod);
     PublishedMethods.Removed += new TalkingCollectionEventHandler<string, Delegate>(HandleRemoveMethod);
 }

        protected Structure(ILocation orbiting, Corporation owner)
            : base(orbiting)
        {
            Owner = owner;

            this.ships = new ObjectCollection<Ship>(this);
            this.personnel = new ObjectCollection<Agent>(this);
            this.stores = new ItemCollection<IItem>();
        }

 public State(SerialState ss, ObjectCollection objectCollection)
 {
     stateObjects = new Dictionary<int, StateObject>();
     grid = GameObject.FindGameObjectWithTag(GRID_TAG);
     stateObjectButtonTemplate = (GameObject)Resources.Load(STATE_OBJECT_BUTTON_NAME);
     name = ss.name;
     id = ss.id;
     InitializeStateObjects(ss, objectCollection);
 }

 public virtual void CreateWithValueTypes()
 {
     int[] sequence = new int[] { 1, 2, 3 };
     ObjectCollection collection = new ObjectCollection(sequence);
     Assert.AreEqual(sequence.Length, collection.Count, "Collection should be the same size as the sequence!");
     for (int i = 0; i < sequence.Length; i++)
     {
         Assert.AreEqual(sequence[i], collection[i], "collection[{0}] does not match sequence[{0}]!", i);
     }
 }

 public virtual void CreateWithReferenceTypes()
 {
     string[] sequence = new string[] { "Hello", "World" };
     ObjectCollection collection = new ObjectCollection(sequence);
     Assert.AreEqual(sequence.Length, collection.Count, "Collection should be the same size as the sequence!");
     for (int i = 0; i < sequence.Length; i++)
     {
         Assert.AreEqual(sequence[i], collection[i], "collection[{0}] does not match sequence[{0}]!", i);
     }
 }

		public DataGridViewComboBoxCell () : base() {
			autoComplete = true;
			dataSource = null;
			displayStyle = DataGridViewComboBoxDisplayStyle.DropDownButton;
			displayStyleForCurrentCellOnly = false;
			dropDownWidth = 1;
			flatStyle = FlatStyle.Standard;
			items = new ObjectCollection(this);
			maxDropDownItems = 8;
			sorted = false;
			owningColumnTemlate = null;
		}

		public ComboBox ()
		{
			items = new ObjectCollection (this);
			DropDownStyle = ComboBoxStyle.DropDown;
			item_height = FontHeight + 2;
			//background_color = ThemeEngine.Current.ColorWindow;
			border_style = BorderStyle.None;
			
			drop_down_height = default_drop_down_height;
			flat_style = FlatStyle.Standard;
			
		}

		public PointSelector()
		{
			markerChart.SetBinding(Panel.ZIndexProperty, new Binding("(Panel.ZIndex)") { Source = this });

			// initializing built-in commands
			removePointCommand = new LambdaCommand((param) => RemovePointExecute(param), RemovePointCanExecute);
			changeModeCommand = new LambdaCommand((param) => ChangeModeExecute(param), ChangeModeCanExecute);
			addPointCommand = new LambdaCommand((param) => AddPointExecute(param), AddPointCanExecute);

			InitializeComponent();

			// adding context menu binding to markers
			markerChart.AddPropertyBinding(DefaultContextMenu.PlotterContextMenuProperty, data =>
			{
				ObjectCollection menuItems = new ObjectCollection();

				MenuItem item = new MenuItem { Header = UIResources.PointSelector_RemovePoint, Command = PointSelectorCommands.RemovePoint, CommandTarget = this };
				item.SetBinding(MenuItem.CommandParameterProperty, new Binding());
				menuItems.Add(item);

				return menuItems;
			});

			// loading marker template
			var markerTemplate = (DataTemplate)Resources["markerTemplate"];
			markerChart.MarkerBuilder = new TemplateMarkerGenerator(markerTemplate);
			markerChart.ItemsSource = points;

			// adding bindings to commands from PointSelectorCommands static class
			CommandBinding removePointBinding = new CommandBinding(
				PointSelectorCommands.RemovePoint,
				RemovePointExecute,
				RemovePointCanExecute
				);
			CommandBindings.Add(removePointBinding);

			CommandBinding changeModeBinding = new CommandBinding(
				PointSelectorCommands.ChangeMode,
				ChangeModeExecute,
				ChangeModeCanExecute);
			CommandBindings.Add(changeModeBinding);

			CommandBinding addPointBinding = new CommandBinding(
				PointSelectorCommands.AddPoint,
				AddPointExecute,
				AddPointCanExecute);
			CommandBindings.Add(addPointBinding);

			// init add point menu item
			addPointMenuItem.Click += addPointMenuItem_Click;

			points.CollectionChanged += points_CollectionChanged;
		}

        public Universe()
        {
            this.syncRoot = new object();

            this.factory = new ObjectFactory(this);
            this.starClusters = new ObjectCollection<StarCluster>(this);
            this.corporations = new ObjectCollection<Corporation>(this);

            Location = this;
            EventPump = new EventPump();

            this.nextObjectID = 0;
            EnsureObjectID();
        }

 public GameMakerFile()
 {
     Sprites = new SpriteCollection();
       Sounds = new SoundCollection();
       Backgrounds = new BackgroundCollection();
       Paths = new PathCollection();
       Scripts = new ScriptCollection();
       Fonts = new FontCollection();
       TimeLines = new TimeLineCollection();
       Objects = new ObjectCollection();
       Rooms = new RoomCollection();
       Triggers = new TriggerCollection();
       Includes = new IncludedFileCollection();
       Constants = new ConstantCollection();
       Information = new GameInformation();
       Settings = new GameSettings();
       ResourceTree = new ResourceTree();
 }

 private void InitializeStateObjects(SerialState serialState, ObjectCollection objectCollection)
 {
     foreach (SerialStateObject s in serialState.stateObjects)
     {
         foreach (GameObject g in objectCollection.GetUserObjects())
         {
             if (g.name.Equals(s.modelName))
             {
                 GameObject toSpawn = MonoBehaviour.Instantiate(g);
                 StateObject stateObject = new StateObject(toSpawn);
                 s.InitializeStateObject(stateObject);
                 AddToState(stateObject);
                 nextStateObjectId = Mathf.Max(s.id, nextStateObjectId);
                 Debug.Log(id + ", "  +s.id);
                 break;
             }
         }
     }
     nextStateObjectId++;
 }

        public void AreEqualCollections_UseSetOfEqualCollections_ReturnsTrue()
        {
            ObjectCollection<NameValueHeaderValue> x = new ObjectCollection<NameValueHeaderValue>();
            ObjectCollection<NameValueHeaderValue> y = new ObjectCollection<NameValueHeaderValue>();

            Assert.True(HeaderUtilities.AreEqualCollections(x, y));

            x.Add(new NameValueHeaderValue("a"));
            x.Add(new NameValueHeaderValue("c"));
            x.Add(new NameValueHeaderValue("b"));
            x.Add(new NameValueHeaderValue("c"));

            y.Add(new NameValueHeaderValue("c"));
            y.Add(new NameValueHeaderValue("c"));
            y.Add(new NameValueHeaderValue("b"));
            y.Add(new NameValueHeaderValue("a"));

            Assert.True(HeaderUtilities.AreEqualCollections(x, y));
            Assert.True(HeaderUtilities.AreEqualCollections(y, x));
        }

        void select_OnPreSelect(ref object PreSelectEntity, out bool DoHighlight, ref ObjectCollection MorePreSelectEntities, SelectionDeviceEnum SelectionDevice, Inventor.Point ModelPosition, Point2d ViewPosition, Inventor.View View)
        {
            DoHighlight = true;

            //���õ������ѡ�Ķ�������ã�����ǰ�涨��Ĺ�����������֪���ö���һ����һ����
            Edge edge;
            edge = (Edge)PreSelectEntity;

            //ȷ���Ƿ�����ñ����в����ӵı�
            EdgeCollection edges;
            edges = edge.TangentiallyConnectedEdges;
            if (edges.Count > 1)
            {
                //�������������ߵĶ��