电源

C#winform程序关闭计算机的正确姿势

2019-07-14 03:42发布

站内文章 / 电源技术
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/// /// 计算机电源控制类 /// public class EnvironmentCheckClass { [DllImport("user32.dll")] static extern bool ExitWindowsEx(ExitWindows uFlags, ShutdownReason dwReason); [DllImport("kernel32.dll", ExactSpelling = true)] internal static extern IntPtr GetCurrentProcess(); [DllImport("advapi32.dll", ExactSpelling = true, SetLastError = true)] internal static extern bool OpenProcessToken(IntPtr h, int acc, ref IntPtr phtok); [DllImport("advapi32.dll", SetLastError = true)] internal static extern bool LookupPrivilegeValue(string host, string name, ref long pluid); [DllImport("advapi32.dll", ExactSpelling = true, SetLastError = true)] internal static extern bool AdjustTokenPrivileges(IntPtr htok, bool disall, ref TokPriv1Luid newst, int len, IntPtr prev, IntPtr relen); [DllImport("user32.dll", ExactSpelling = true, SetLastError = true)] internal static extern bool ExitWindowsEx(int flg, int rea); [StructLayout(LayoutKind.Sequential, Pack = 1)] internal struct TokPriv1Luid { public int Count; public long Luid; public int Attr; } internal const int SE_PRIVILEGE_ENABLED = 0x00000002; internal const int TOKEN_QUERY = 0x00000008; internal const int TOKEN_ADJUST_PRIVILEGES = 0x00000020; internal const string SE_SHUTDOWN_NAME = "SeShutdownPrivilege"; public enum ExitWindows : uint { LogOff = 0x00, //注销 ShutDown = 0x01, //关机 Reboot = 0x00000002, //重启 Force = 0x04, PowerOff = 0x08, ForceIfHung = 0x10 } public enum ShutdownReason : uint { MajorApplication = 0x00040000, MajorHardware = 0x00010000, MajorLegacyApi = 0x00070000, MajorOperatingSystem = 0x00020000, MajorOther = 0x00000000, MajorPower = 0x00060000, MajorSoftware = 0x00030000, MajorSystem = 0x00050000, MinorBlueScreen = 0x0000000F, MinorCordUnplugged = 0x0000000b, MinorDisk = 0x00000007, MinorEnvironment = 0x0000000c, MinorHardwareDriver = 0x0000000d, MinorHotfix = 0x00000011, MinorHung = 0x00000005, MinorInstallation = 0x00000002, MinorMaintenance = 0x00000001, MinorMMC = 0x00000019, MinorNetworkConnectivity = 0x00000014, MinorNetworkCard = 0x00000009, MinorOther = 0x00000000, MinorOtherDriver = 0x0000000e, MinorPowerSupply = 0x0000000a, MinorProcessor = 0x00000008, MinorReconfig = 0x00000004, MinorSecurity = 0x00000013, MinorSecurityFix = 0x00000012, MinorSecurityFixUninstall = 0x00000018, MinorServicePack = 0x00000010, MinorServicePackUninstall = 0x00000016, MinorTermSrv = 0x00000020, MinorUnstable = 0x00000006, MinorUpgrade = 0x00000003, MinorWMI = 0x00000015, FlagUserDefined = 0x40000000, FlagPlanned = 0x80000000 } public void ReStartComputer() { System.Threading.Thread Restart = new System.Threading.Thread(ReStart); Restart.Start(); } private void ReStart() { try { System.Threading.Thread.Sleep(1000); bool ok; TokPriv1Luid tp; IntPtr hproc = GetCurrentProcess(); IntPtr htok = IntPtr.Zero; ok = OpenProcessToken(hproc, TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, ref htok); tp.Count = 1; tp.Luid = 0; tp.Attr = SE_PRIVILEGE_ENABLED; ok = LookupPrivilegeValue(null, SE_SHUTDOWN_NAME, ref tp.Luid); ok = AdjustTokenPrivileges(htok, false, ref tp, 0, IntPtr.Zero, IntPtr.Zero); ok = ExitWindowsEx(ExitWindows.Reboot, ShutdownReason.MinorOther); } catch { } } public void ComputerPowerOff() { System.Threading.Thread PowerOff = new System.Threading.Thread(PCPowerOff); PowerOff.Start(); } private void PCPowerOff() { try { System.Threading.Thread.Sleep(1000); bool ok; TokPriv1Luid tp; IntPtr hproc = GetCurrentProcess(); IntPtr htok = IntPtr.Zero; ok = OpenProcessToken(hproc, TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, ref htok); tp.Count = 1; tp.Luid = 0; tp.Attr = SE_PRIVILEGE_ENABLED; ok = LookupPrivilegeValue(null, SE_SHUTDOWN_NAME, ref tp.Luid); ok = AdjustTokenPrivileges(htok, false, ref tp, 0, IntPtr.Zero, IntPtr.Zero); ok = ExitWindowsEx(ExitWindows.PowerOff, ShutdownReason.MajorHardware); } catch { } } } 　　

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