/// <summary>
 /// Initializes a new instance of the NativeWindow class
 /// </summary>
 public I3NativeWindow()
 {
     wndProcDelegate = new I3WndProcDelegate(this.WndProc);
 }
 private static extern IntPtr SetWindowLong(IntPtr hWnd, int nIndex, I3WndProcDelegate wndProcDelegate);