WindowsApi/Win32/User32/User32Base.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading.Tasks;

namespace Utils.WindowsApi
{
    public class User32Base
    {
        private const string User32 = "user32.dll";

        #region Field
        public const int GWL_HWNDPARENT = -8;

        public const int SE_PRIVILEGE_ENABLED = 0x00000002;

        public const int TOKEN_QUERY = 0x00000008;

        public const int TOKEN_ADJUST_PRIVILEGES = 0x00000020;

        public const string SE_SHUTDOWN_NAME = "SeShutdownPrivilege";
        #endregion

        #region Structures

        [StructLayout(LayoutKind.Sequential)]
        internal struct LASTINPUTINFO
        {
            public static readonly int SizeOf = Marshal.SizeOf(typeof(LASTINPUTINFO));

            [MarshalAs(UnmanagedType.U4)]
            public int cbSize;

            [MarshalAs(UnmanagedType.U4)]
            public UInt32 dwTime;
        }

        // 映射 DEVMODE 结构
        // 可以参照 DEVMODE结构的指针定义：
        // http://msdn.microsoft.com/en-us/library/windows/desktop/dd183565(v=vs.85).aspx
        [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Ansi)]
        public struct DEVMODE
        {
            [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 32)]
            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;