FileDialogPermissionAccess.cs

using System.Runtime.InteropServices;

namespace System.Security.Permissions
{
    [Serializable]
    [Flags]
    [ComVisible(true)]
    public enum FileDialogPermissionAccess
    {
        None = 0x0,
        Open = 0x1,
        Save = 0x2,
        OpenSave = 0x3
    }
}