public static IEnumerable <DISPLAY_DEVICE> EnumerateDisplayDevices(string deviceName = null, EDD_FLAGS flags = EDD_FLAGS.EDD_NONE)
{
int i = 0;
do
{
var dd = new DISPLAY_DEVICE();
dd.cb = Marshal.SizeOf <DISPLAY_DEVICE>();
if (!EnumDisplayDevicesW(deviceName, i++, ref dd, flags))
{
yield break;
}
yield return(dd);
}while (true);
}
internal static extern bool EnumDisplayDevicesW([MarshalAs(UnmanagedType.LPWStr)] string lpDevice, int iDevNum, ref DISPLAY_DEVICE lpDisplayDevice, EDD_FLAGS dwFlags);
internal static extern bool EnumDisplayDevices(string lpDevice, int iDevNum, ref DISPLAY_DEVICE lpDisplayDevice, EDD_FLAGS dwFlags);
