Initial Commit

Common/NotifyingPanels/NotifyingUIElementCollection.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Windows.Controls;
+using System.Windows;
+using System.Collections.Specialized;
+using System.Collections.ObjectModel;
+
+namespace Microsoft.Research.DynamicDataDisplay.Common
+{
+	internal sealed class NotifyingUIElementCollection : UIElementCollection, INotifyCollectionChanged
+	{
+		public NotifyingUIElementCollection(UIElement visualParent, FrameworkElement logicalParent)
+			: base(visualParent, logicalParent)
+		{
+			collection.CollectionChanged += OnCollectionChanged;
+		}
+
+		private void OnCollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
+		{
+			CollectionChanged.Raise(this, e);
+		}
+
+		#region Overrides
+
+		private readonly D3UIElementCollection collection = new D3UIElementCollection();
+
+		public override int Add(UIElement element)
+		{
+			collection.Add(element);
+			return base.Add(element);
+		}
+
+		public override void Clear()
+		{
+			collection.Clear();
+			base.Clear();
+		}
+
+		public override void Insert(int index, UIElement element)
+		{
+			collection.Insert(index, element);
+			base.Insert(index, element);
+		}
+
+		public override void Remove(UIElement element)
+		{
+			collection.Remove(element);
+			base.Remove(element);
+		}
+
+		public override void RemoveAt(int index)
+		{
+			collection.RemoveAt(index);
+			base.RemoveAt(index);
+		}
+
+		public override void RemoveRange(int index, int count)
+		{
+			for (int i = index; i < index + count; i++)
+			{
+				collection.RemoveAt(i);
+			}
+			base.RemoveRange(index, count);
+		}
+
+		public override UIElement this[int index]
+		{
+			get
+			{
+				return base[index];
+			}
+			set
+			{
+				collection[index] = value;
+				base[index] = value;
+			}
+		}
+
+		public override int Count
+		{
+			get
+			{
+				return collection.Count;
+			}
+		}
+
+		#endregion
+
+		#region INotifyCollectionChanged Members
+
+		public event NotifyCollectionChangedEventHandler CollectionChanged;
+
+		#endregion
+	}
+
+	internal sealed class D3UIElementCollection : D3Collection<UIElement>
+	{
+		protected override void OnItemAdding(UIElement item)
+		{
+			if (item == null)
+				throw new ArgumentNullException("item");
+		}
+	}
+}