ZuneShell.dll/UIX/Microsoft/Iris/WindowCloseRequestedEventArgs.cs

// Decompiled with JetBrains decompiler
// Type: Microsoft.Iris.WindowCloseRequestedEventArgs
// Assembly: UIX, Version=4.8.0.0, Culture=neutral, PublicKeyToken=ddd0da4d3e678217
// MVID: A56C6C9D-B7F6-46A9-8BDE-B3D9B8D60B11
// Assembly location: C:\Program Files\Zune\UIX.dll

using System;

namespace Microsoft.Iris
{
    public class WindowCloseRequestedEventArgs : EventArgs
    {
        private bool _block;

        public void BlockCloseRequest() => this._block = true;

        internal bool Block => this._block;
    }
}