Initial Commit

Common/ValueChangedEventArgs.cs

@@ -0,0 +1,28 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Microsoft.Research.DynamicDataDisplay.Common
+{
+	public sealed class ValueChangedEventArgs<T> : EventArgs
+	{
+		public ValueChangedEventArgs(T prevValue, T currValue)
+		{
+			this.prevValue = prevValue;
+			this.currValue = currValue;
+		}
+
+		private readonly T prevValue;
+		public T PreviousValue
+		{
+			get { return prevValue; }
+		}
+
+		private readonly T currValue;
+		public T CurrentValue
+		{
+			get { return currValue; }
+		}
+	}
+}