在 pb 内怎样控制windows 退出、关机？
在 pb 内怎样控制windows 退出、关机？
问题点数：100、回复次数：8Top
1 楼xiaozg118（肖）回复于 2002-12-30 09:21:46 得分 10
通过ExitWindowsEx函数可实现这三个功能，首先作如下声明：
Function Long ExitWindowsEx(Long uflag,Long nouse) Library ″user32.dll″
参数2保留不用，可取0；参数1取0可以注销当前用户，取1可以关闭计算机，取2可以重启计算机，其值再加4表示强制结束“未响应"的进程。
但不能在2000或NT下用Top
2 楼xiaozg118（肖）回复于 2002-12-30 09:36:17 得分 20
如果是2000的关机看这个例子
http://www.liulee.net/shares/share_open.php?id=1025346071Top
3 楼balloonman2002（）回复于 2002-12-30 10:00:43 得分 0
同意，，，：），，，Top
4 楼balloonman2002（）回复于 2002-12-30 10:07:46 得分 70
1、WIN9X系列：
'In general section
Const EWX_LOGOFF = 0
Const EWX_SHUTDOWN = 1
Const EWX_REBOOT = 2
Const EWX_FORCE = 4
Private Declare Function ExitWindowsEx Lib "user32" (ByVal uFlags As Long, ByVal dwReserved As Long) As Long
Private Sub Form_Load()
msg = MsgBox("This program is going to reboot your computer. Press OK to continue or Cancel to stop.", vbCritical + vbOKCancel + 256, App.Title)
If msg = vbCancel Then End
'reboot the computer
ret& = ExitWindowsEx(EWX_FORCE Or EWX_REBOOT, 0)
End Sub
2、WINNT系列：
'In a module
Private Const EWX_LOGOFF = 0
Private Const EWX_SHUTDOWN = 1
Private Const EWX_REBOOT = 2
Private Const EWX_FORCE = 4
Private Const TOKEN_ADJUST_PRIVILEGES = &H20
Private Const TOKEN_QUERY = &H8
Private Const SE_PRIVILEGE_ENABLED = &H2
Private Const ANYSIZE_ARRAY = 1
Private Const VER_PLATFORM_WIN32_NT = 2
Type OSVERSIONINFO
dwOSVersionInfoSize As Long
dwMajorVersion As Long
dwMinorVersion As Long
dwBuildNumber As Long
dwPlatformId As Long
szCSDVersion As String * 128
End Type
Type LUID
LowPart As Long
HighPart As Long
End Type
Type LUID_AND_ATTRIBUTES
pLuid As LUID
Attributes As Long
End Type
Type TOKEN_PRIVILEGES
PrivilegeCount As Long
Privileges(ANYSIZE_ARRAY) As LUID_AND_ATTRIBUTES
End Type
Private Declare Function GetCurrentProcess Lib "kernel32" () As Long
Private Declare Function OpenProcessToken Lib "advapi32" (ByVal ProcessHandle As Long, ByVal DesiredAccess As Long, TokenHandle As Long) As Long
Private Declare Function LookupPrivilegeValue Lib "advapi32" Alias "LookupPrivilegeValueA" (ByVal lpSystemName As String, ByVal lpName As String, lpLuid As LUID) As Long
Private Declare Function AdjustTokenPrivileges Lib "advapi32" (ByVal TokenHandle As Long, ByVal DisableAllPrivileges As Long, NewState As TOKEN_PRIVILEGES, ByVal BufferLength As Long, PreviousState As TOKEN_PRIVILEGES, ReturnLength As Long) As Long
Private Declare Function ExitWindowsEx Lib "user32" (ByVal uFlags As Long, ByVal dwReserved As Long) As Long
Private Declare Function GetVersionEx Lib "kernel32" Alias "GetVersionExA" (ByRef lpVersionInformation As OSVERSIONINFO) As Long
'Detect if the program is running under Windows NT
Public Function IsWinNT() As Boolean
Dim myOS As OSVERSIONINFO
myOS.dwOSVersionInfoSize = Len(myOS)
GetVersionEx myOS
IsWinNT = (myOS.dwPlatformId = VER_PLATFORM_WIN32_NT)
End Function
'set the shut down privilege for the current application
Private Sub EnableShutDown()
Dim hProc As Long
Dim hToken As Long
Dim mLUID As LUID
Dim mPriv As TOKEN_PRIVILEGES
Dim mNewPriv As TOKEN_PRIVILEGES
hProc = GetCurrentProcess()
OpenProcessToken hProc, TOKEN_ADJUST_PRIVILEGES + TOKEN_QUERY, hToken
LookupPrivilegeValue "", "SeShutdownPrivilege", mLUID
mPriv.PrivilegeCount = 1
mPriv.Privileges(0).Attributes = SE_PRIVILEGE_ENABLED
mPriv.Privileges(0).pLuid = mLUID
' enable shutdown privilege for the current application
AdjustTokenPrivileges hToken, False, mPriv, 4 + (12 * mPriv.PrivilegeCount), mNewPriv, 4 + (12 * mNewPriv.PrivilegeCount)
End Sub
' Shut Down NT
Public Sub ShutDownNT(Force As Boolean)
Dim ret As Long
Dim Flags As Long
Flags = EWX_SHUTDOWN
If Force Then Flags = Flags + EWX_FORCE
If IsWinNT Then EnableShutDown
ExitWindowsEx Flags, 0
End Sub
'Restart NT
Public Sub RebootNT(Force As Boolean)
Dim ret As Long
Dim Flags As Long
Flags = EWX_REBOOT
If Force Then Flags = Flags + EWX_FORCE
If IsWinNT Then EnableShutDown
ExitWindowsEx Flags, 0
End Sub
'Log off the current user
Public Sub LogOffNT(Force As Boolean)
Dim ret As Long
Dim Flags As Long
Flags = EWX_LOGOFF
If Force Then Flags = Flags + EWX_FORCE
ExitWindowsEx Flags, 0
End Sub
'In a form
'This project needs a form with three command buttons
Private Sub Command1_Click()
LogOffNT True
End Sub
Private Sub Command2_Click()
RebootNT True
End Sub
Private Sub Command3_Click()
ShutDownNT True
End Sub
Private Sub Form_Load()
Command1.Caption = "Log Off NT"
Command2.Caption = "Reboot NT"
Command3.Caption = "Shutdown NT"
End Sub
Top
5 楼wsv（）回复于 2002-12-31 12:40:53 得分 0
有没有直接一点的方法？Top
6 楼shahand（死磕）回复于 2002-12-31 12:50:34 得分 0
直接一点的
按powerTop
7 楼taomegry（taomegry）回复于 2002-12-31 12:52:42 得分 0
高.Top
8 楼sdav（ASP.net学习中）回复于 2003-01-02 11:10:25 得分 0
windowsexc()Top
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