求助，我使用c# 做了一个关机小软件.但在电脑锁屏状态下无法关机
如题。在设置屏保，并设置了 在恢复时使用密码保护后，无法自动关机关机调用 shutdown -s -t 0 电脑锁屏后不能关机
又改成 网上找到调用api关机 电脑锁屏后也不能关机
在不锁屏状态下可以关机
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Runtime.InteropServices;
namespace WindowsApplication2
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
}
[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 易做图, 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(ReSart);
Restart.Start();
}
private void ReSart()
{
try
{
System.Threading.Thread.Sleep(1000);
//2
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);
//2
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
{ }
}
private void button2_Click(object sender, EventArgs e)
{
PCPowerOff();
}
public static void ShutDownComputer(System.Windows.Forms.Form THIS)
{
}
}
} --------------------编程问答-------------------- 这个到没有研究过，试试看，帮你顶 --------------------编程问答-------------------- --------------------编程问答-------------------- 我还从来没做出来过什么软件 除了开发 "HELLO WORLD" 我发现我一无是处 --------------------编程问答-------------------- --------------------编程问答-------------------- 屏保锁机本就是保护电脑的
如果你做的程序要锁机后也能关机
你可以考虑在代码里面先把屏保锁机给解了再关机
可是代码可以实现吗
我是不会
你做到这步
已经很牛了
干脆就别锁屏
--------------------编程问答--------------------
每天回帖即可获得10分可用分！ --------------------编程问答-------------------- 按下 按键时 调用 Coredll.dll 中的 SetSystemPowerState,screenoff 关闭屏幕
请问应该怎样写，谢谢 --------------------编程问答-------------------- 遇到同样的问题，没解决，帮你顶起。 --------------------编程问答-------------------- 解决了，exitwindowEx(1|4,0);试下看吧。不过估计你有蛮长时间没看这帖子了。不知道你能不能看到。
补充：.NET技术 , C#
