NativeMethods.cs

namespace FSMosquitoClient
{
    using System;
    using System.Runtime.InteropServices;
    using System.Text;

    public static class NativeMethods
    {
        [DllImport("Kernel32", CharSet = CharSet.Unicode)]
        internal static extern bool SetConsoleCtrlHandler(ConsoleCtrlEventHandler handler, bool add);

        [DllImport("kernel32.dll", CharSet = CharSet.Unicode)]
        internal static extern IntPtr GetConsoleWindow();

        [DllImport("kernel32.dll")]
        internal static extern bool SetConsoleTitle(string lpConsoleTitle);

        [DllImport("kernel32.dll", EntryPoint = "GetConsoleTitle", CharSet = CharSet.Unicode, SetLastError = true)]
        internal static extern bool GetConsoleTitle(StringBuilder lpConsoleTitle, uint nSize);

        [DllImport("user32.dll", CharSet = CharSet.Unicode)]
        internal static extern bool EnumDisplayDevices(string lpDevice, uint iDevNum, ref DISPLAY_DEVICE lpDisplayDevice, uint dwFlags);

        [DllImport("user32.dll", CharSet = CharSet.Unicode)]
        internal static extern bool EnumDisplaySettings(string lpszDeviceName, int iModeNum, ref DEVMODE lpDevMode);

        public delegate bool ConsoleCtrlEventHandler(CtrlType sig);

        public enum CtrlType
        {

            CTRL_C_EVENT = 0,
            CTRL_BREAK_EVENT = 1,
            CTRL_CLOSE_EVENT = 2,
            CTRL_LOGOFF_EVENT = 5,
            CTRL_SHUTDOWN_EVENT = 6
        }

        [Flags]
        internal enum DisplayDeviceStateFlags : int
        {
            /// <summary>The device is part of the desktop.</summary>
            AttachedToDesktop = 0x1,
            MultiDriver = 0x2,
            /// <summary>The device is part of the desktop.</summary>
            PrimaryDevice = 0x4,
            /// <summary>Represents a pseudo device used to mirror application drawing for remoting or other purposes.</summary>
            MirroringDriver = 0x8,
            /// <summary>The device is VGA compatible.</summary>
            VGACompatible = 0x10,
            /// <summary>The device is removable; it cannot be the primary display.</summary>
            Removable = 0x20,
            /// <summary>The device has more display modes than its output devices support.</summary>
            ModesPruned = 0x8000000,
            Remote = 0x4000000,
            Disconnect = 0x2000000
        }

        [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
        internal struct DISPLAY_DEVICE
        {
            [MarshalAs(UnmanagedType.U4)]
            public int cb;
            [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 32)]
            public string DeviceName;
            [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 128)]
            public string DeviceString;
            [MarshalAs(UnmanagedType.U4)]
            public DisplayDeviceStateFlags StateFlags;
            [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 128)]
            public string DeviceID;
            [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 128)]
            public string DeviceKey;
        }

        [StructLayout(LayoutKind.Sequential)]
        internal struct DEVMODE
        {
            private const int CCHDEVICENAME = 0x20;
            private const int CCHFORMNAME = 0x20;
            [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 0x20)]
            public string dmDeviceName;
            public short dmSpecVersion;
            public short dmDriverVersion;
            public short dmSize;
            public short dmDriverExtra;
            public int dmFields;
            public int dmPositionX;
            public int dmPositionY;
            public int dmDisplayOrientation;
            public int dmDisplayFixedOutput;
            public short dmColor;
            public short dmDuplex;
            public short dmYResolution;
            public short dmTTOption;
            public short dmCollate;
            [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 0x20)]
            public string dmFormName;
            public short dmLogPixels;
            public int dmBitsPerPel;
            public int dmPelsWidth;
            public int dmPelsHeight;
            public int dmDisplayFlags;
            public int dmDisplayFrequency;
            public int dmICMMethod;
            public int dmICMIntent;
            public int dmMediaType;
            public int dmDitherType;
            public int dmReserved1;
            public int dmReserved2;
            public int dmPanningWidth;
            public int dmPanningHeight;
        }
    }
}