File: MS\Internal\Data\BindingValueChangedEventArgs.cs
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Project: src\src\Microsoft.DotNet.Wpf\src\PresentationFramework\PresentationFramework.csproj (PresentationFramework)
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
 
//
// Description: BindingValueChanged event arguments
//
// Specs:       UIBinding.mht
//
 
namespace MS.Internal.Data
{
    /// <summary>
    /// Arguments for BindingValueChanged events.
    /// </summary>
    internal class BindingValueChangedEventArgs : EventArgs
    {
        //------------------------------------------------------
        //
        //  Constructors
        //
        //------------------------------------------------------
 
        internal BindingValueChangedEventArgs(object oldValue, object newValue) : base()
        {
            _oldValue = oldValue;
            _newValue = newValue;
        }
 
        //------------------------------------------------------
        //
        //  Public Properties
        //
        //------------------------------------------------------
 
        /// <summary>
        /// The old value of the binding.
        /// </summary>
        public object OldValue
        {
            get { return _oldValue; }
        }
 
        /// <summary>
        /// The new value of the binding.
        /// </summary>
        public object NewValue
        {
            get { return _newValue; }
        }
 
        //------------------------------------------------------
        //
        //  Private Fields
        //
        //------------------------------------------------------
 
        private object _oldValue, _newValue;
    }
}