http://www.mvps.org/vbnet/Option Explicit
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' Copyright ©1996-2002 VBnet, Randy Birch, All Rights Reserved.
' Some pages may also contain other copyrights by the author.
''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
' Distribution: You can freely use this code in your own
' applications, but you many not reproduce
' or publish this code on any web site,
' online service, or distribute as source on
' any media without express permission.
''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
Private Const TOKEN_ADJUST_PRIVILEGES As Long = &H20
Private Const TOKEN_QUERY As Long = &H8
Private Const SE_PRIVILEGE_ENABLED As Long = &H2Private Const EWX_LOGOFF As Long = &H0
Private Const EWX_SHUTDOWN As Long = &H1
Private Const EWX_REBOOT As Long = &H2
Private Const EWX_FORCE As Long = &H4
Private Const EWX_POWEROFF As Long = &H8
Private Const EWX_FORCEIFHUNG As Long = &H10 '2000/XP onlyPrivate Const VER_PLATFORM_WIN32_NT As Long = 2Private Type OSVERSIONINFO
OSVSize As Long
dwVerMajor As Long
dwVerMinor As Long
dwBuildNumber As Long
PlatformID As Long
szCSDVersion As String * 128
End TypePrivate Type LUID
dwLowPart As Long
dwHighPart As Long
End TypePrivate Type LUID_AND_ATTRIBUTES
udtLUID As LUID
dwAttributes As Long
End TypePrivate Type TOKEN_PRIVILEGES
PrivilegeCount As Long
laa As LUID_AND_ATTRIBUTES
End Type
Private Declare Function ExitWindowsEx Lib "user32" _
(ByVal dwOptions As Long, _
ByVal dwReserved As Long) As LongPrivate Declare Function GetCurrentProcess Lib "kernel32" () As LongPrivate Declare Function OpenProcessToken Lib "advapi32" _
(ByVal ProcessHandle As Long, _
ByVal DesiredAccess As Long, _
TokenHandle As Long) As LongPrivate Declare Function LookupPrivilegeValue Lib "advapi32" _
Alias "LookupPrivilegeValueA" _
(ByVal lpSystemName As String, _
ByVal lpName As String, _
lpLuid As LUID) As LongPrivate Declare Function AdjustTokenPrivileges Lib "advapi32" _
(ByVal TokenHandle As Long, _
ByVal DisableAllPrivileges As Long, _
NewState As TOKEN_PRIVILEGES, _
ByVal BufferLength As Long, _
PreviousState As Any, _
ReturnLength As Long) As LongPrivate Declare Function GetVersionEx Lib "kernel32" _
Alias "GetVersionExA" _
(lpVersionInformation As OSVERSIONINFO) As Long
Private Sub Command1_Click() Dim uflags As Long
Dim success As Long
If Option1.Value = True Then uflags = EWX_LOGOFF
If Option2.Value = True Then uflags = EWX_SHUTDOWN
If Option3.Value = True Then uflags = EWX_REBOOT
If Option4.Value = True Then uflags = EWX_POWEROFF
If Check1.Value = vbChecked Then uflags = uflags Or EWX_FORCE
If Check2.Value = vbChecked Then uflags = uflags Or EWX_FORCEIFHUNG
'assume success
success = True
'if running under NT or better,
'the shutdown privledges need to
'be adjusted to allow the ExitWindowsEx
'call. If the adjust call fails on a NT+
'system, success holds False, preventing shutdown.
If IsWinNTPlus Then
success = EnableShutdownPrivledges()
End If If success Then Call ExitWindowsEx(uflags, 0&)
End Sub
Private Function IsWinNTPlus() As Boolean 'returns True if running Windows NT,
'Windows 2000, Windows XP, or .net server
#If Win32 Then
Dim OSV As OSVERSIONINFO
OSV.OSVSize = Len(OSV)
If GetVersionEx(OSV) = 1 Then IsWinNTPlus = (OSV.PlatformID = VER_PLATFORM_WIN32_NT) And _
(OSV.dwVerMajor >= 4)
End If #End IfEnd Function
Private Function EnableShutdownPrivledges() As Boolean Dim hProcessHandle As Long
Dim hTokenHandle As Long
Dim lpv_la As LUID
Dim token As TOKEN_PRIVILEGES
hProcessHandle = GetCurrentProcess()
If hProcessHandle <> 0 Then
'open the access token associated
'with the current process. hTokenHandle
'returns a handle identifying the
'newly-opened access token
If OpenProcessToken(hProcessHandle, _
(TOKEN_ADJUST_PRIVILEGES Or TOKEN_QUERY), _
hTokenHandle) <> 0 Then
'obtain the locally unique identifier
'(LUID) used on the specified system
'to locally represent the specified
'privilege name. Passing vbNullString
'causes the api to attempt to find
'the privilege name on the local system.
If LookupPrivilegeValue(vbNullString, _
"SeShutdownPrivilege", _
lpv_la) <> 0 Then
'TOKEN_PRIVILEGES contains info about
'a set of privileges for an access token.
'Prepare the TOKEN_PRIVILEGES structure
'by enabling one privilege.
With token
.PrivilegeCount = 1
.laa.udtLUID = lpv_la
.laa.dwAttributes = SE_PRIVILEGE_ENABLED
End With
'Enable the shutdown privilege in
'the access token of this process.
'hTokenHandle: access token containing the
' privileges to be modified
'DisableAllPrivileges: if True the function
' disables all privileges and ignores the
' NewState parameter. If FALSE, the
' function modifies privileges based on
' the information pointed to by NewState.
'token: TOKEN_PRIVILEGES structure specifying
' an array of privileges and their attributes.
'
'Since were just adjusting to shut down,
'BufferLength, PreviousState and ReturnLength
'can be passed as null.
If AdjustTokenPrivileges(hTokenHandle, _
False, _
token, _
ByVal 0&, _
ByVal 0&, _
ByVal 0&) <> 0 Then
'success, so return True
EnableShutdownPrivledges = True
End If 'AdjustTokenPrivileges
End If 'LookupPrivilegeValue
End If 'OpenProcessToken
End If 'hProcessHandleEnd Function
'--end block--'
''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
' Copyright ©1996-2002 VBnet, Randy Birch, All Rights Reserved.
' Some pages may also contain other copyrights by the author.
''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
' Distribution: You can freely use this code in your own
' applications, but you many not reproduce
' or publish this code on any web site,
' online service, or distribute as source on
' any media without express permission.
''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
Private Const TOKEN_ADJUST_PRIVILEGES As Long = &H20
Private Const TOKEN_QUERY As Long = &H8
Private Const SE_PRIVILEGE_ENABLED As Long = &H2Private Const EWX_LOGOFF As Long = &H0
Private Const EWX_SHUTDOWN As Long = &H1
Private Const EWX_REBOOT As Long = &H2
Private Const EWX_FORCE As Long = &H4
Private Const EWX_POWEROFF As Long = &H8
Private Const EWX_FORCEIFHUNG As Long = &H10 '2000/XP onlyPrivate Const VER_PLATFORM_WIN32_NT As Long = 2Private Type OSVERSIONINFO
OSVSize As Long
dwVerMajor As Long
dwVerMinor As Long
dwBuildNumber As Long
PlatformID As Long
szCSDVersion As String * 128
End TypePrivate Type LUID
dwLowPart As Long
dwHighPart As Long
End TypePrivate Type LUID_AND_ATTRIBUTES
udtLUID As LUID
dwAttributes As Long
End TypePrivate Type TOKEN_PRIVILEGES
PrivilegeCount As Long
laa As LUID_AND_ATTRIBUTES
End Type
Private Declare Function ExitWindowsEx Lib "user32" _
(ByVal dwOptions As Long, _
ByVal dwReserved As Long) As LongPrivate Declare Function GetCurrentProcess Lib "kernel32" () As LongPrivate Declare Function OpenProcessToken Lib "advapi32" _
(ByVal ProcessHandle As Long, _
ByVal DesiredAccess As Long, _
TokenHandle As Long) As LongPrivate Declare Function LookupPrivilegeValue Lib "advapi32" _
Alias "LookupPrivilegeValueA" _
(ByVal lpSystemName As String, _
ByVal lpName As String, _
lpLuid As LUID) As LongPrivate Declare Function AdjustTokenPrivileges Lib "advapi32" _
(ByVal TokenHandle As Long, _
ByVal DisableAllPrivileges As Long, _
NewState As TOKEN_PRIVILEGES, _
ByVal BufferLength As Long, _
PreviousState As Any, _
ReturnLength As Long) As LongPrivate Declare Function GetVersionEx Lib "kernel32" _
Alias "GetVersionExA" _
(lpVersionInformation As OSVERSIONINFO) As Long
Private Sub Command1_Click() Dim uflags As Long
Dim success As Long
If Option1.Value = True Then uflags = EWX_LOGOFF
If Option2.Value = True Then uflags = EWX_SHUTDOWN
If Option3.Value = True Then uflags = EWX_REBOOT
If Option4.Value = True Then uflags = EWX_POWEROFF
If Check1.Value = vbChecked Then uflags = uflags Or EWX_FORCE
If Check2.Value = vbChecked Then uflags = uflags Or EWX_FORCEIFHUNG
'assume success
success = True
'if running under NT or better,
'the shutdown privledges need to
'be adjusted to allow the ExitWindowsEx
'call. If the adjust call fails on a NT+
'system, success holds False, preventing shutdown.
If IsWinNTPlus Then
success = EnableShutdownPrivledges()
End If If success Then Call ExitWindowsEx(uflags, 0&)
End Sub
Private Function IsWinNTPlus() As Boolean 'returns True if running Windows NT,
'Windows 2000, Windows XP, or .net server
#If Win32 Then
Dim OSV As OSVERSIONINFO
OSV.OSVSize = Len(OSV)
If GetVersionEx(OSV) = 1 Then IsWinNTPlus = (OSV.PlatformID = VER_PLATFORM_WIN32_NT) And _
(OSV.dwVerMajor >= 4)
End If #End IfEnd Function
Private Function EnableShutdownPrivledges() As Boolean Dim hProcessHandle As Long
Dim hTokenHandle As Long
Dim lpv_la As LUID
Dim token As TOKEN_PRIVILEGES
hProcessHandle = GetCurrentProcess()
If hProcessHandle <> 0 Then
'open the access token associated
'with the current process. hTokenHandle
'returns a handle identifying the
'newly-opened access token
If OpenProcessToken(hProcessHandle, _
(TOKEN_ADJUST_PRIVILEGES Or TOKEN_QUERY), _
hTokenHandle) <> 0 Then
'obtain the locally unique identifier
'(LUID) used on the specified system
'to locally represent the specified
'privilege name. Passing vbNullString
'causes the api to attempt to find
'the privilege name on the local system.
If LookupPrivilegeValue(vbNullString, _
"SeShutdownPrivilege", _
lpv_la) <> 0 Then
'TOKEN_PRIVILEGES contains info about
'a set of privileges for an access token.
'Prepare the TOKEN_PRIVILEGES structure
'by enabling one privilege.
With token
.PrivilegeCount = 1
.laa.udtLUID = lpv_la
.laa.dwAttributes = SE_PRIVILEGE_ENABLED
End With
'Enable the shutdown privilege in
'the access token of this process.
'hTokenHandle: access token containing the
' privileges to be modified
'DisableAllPrivileges: if True the function
' disables all privileges and ignores the
' NewState parameter. If FALSE, the
' function modifies privileges based on
' the information pointed to by NewState.
'token: TOKEN_PRIVILEGES structure specifying
' an array of privileges and their attributes.
'
'Since were just adjusting to shut down,
'BufferLength, PreviousState and ReturnLength
'can be passed as null.
If AdjustTokenPrivileges(hTokenHandle, _
False, _
token, _
ByVal 0&, _
ByVal 0&, _
ByVal 0&) <> 0 Then
'success, so return True
EnableShutdownPrivledges = True
End If 'AdjustTokenPrivileges
End If 'LookupPrivilegeValue
End If 'OpenProcessToken
End If 'hProcessHandleEnd Function
'--end block--'
ExitWindowsEx(EWX_SHUTDOWN,0)
改为:
ExitWindowsEx(EWX_POWEROFF,0)
我之前也编过类似的程序,如果用第一句只能退出windows2000,但是要自己关闭电源,而用了第二句后,就可以自动关闭电源了.