c#关机.htm

C#关机.rar

                          <P>[DllImport("advapi32.dll", ExactSpelling=<FONT 
                          color=#0000ff>true</FONT>, SetLastError=<FONT 
                          color=#0000ff>true</FONT>) ]</P>
                          <P><FONT color=#0000ff>internal</FONT> <FONT 
                          color=#0000ff>static</FONT> <FONT 
                          color=#0000ff>extern</FONT> <FONT 
                          color=#0000ff>bool</FONT> AdjustTokenPrivileges( 
                          IntPtr htok, <FONT color=#0000ff>bool</FONT> 
                          disall,</P>
                          <P><FONT color=#0000ff>ref</FONT> TokPriv1Luid newst, 
                          <FONT color=#0000ff>int</FONT> len, IntPtr prev, 
                          IntPtr relen );</P>
                          <P>[DllImport("user32.dll", ExactSpelling=<FONT 
                          color=#0000ff>true</FONT>, SetLastError=<FONT 
                          color=#0000ff>true</FONT>) ]</P>
                          <P><FONT color=#0000ff>internal</FONT> <FONT 
                          color=#0000ff>static</FONT> <FONT 
                          color=#0000ff>extern</FONT> <FONT 
                          color=#0000ff>bool</FONT> ExitWindowsEx( <FONT 
                          color=#0000ff>int</FONT> flg, <FONT 
                          color=#0000ff>int</FONT> rea );</P>
                          <P><FONT color=#0000ff>internal</FONT> <FONT 
                          color=#0000ff>const</FONT> <FONT 
                          color=#0000ff>int</FONT> SE_PRIVILEGE_ENABLED = 
                          0x00000002;</P>
                          <P><FONT color=#0000ff>internal</FONT> <FONT 
                          color=#0000ff>const</FONT> <FONT 
                          color=#0000ff>int</FONT> TOKEN_QUERY = 0x00000008;</P>
                          <P><FONT color=#0000ff>internal</FONT> <FONT 
                          color=#0000ff>const</FONT> <FONT 
                          color=#0000ff>int</FONT> TOKEN_ADJUST_PRIVILEGES = 
                          0x00000020;</P>
                          <P><FONT color=#0000ff>internal</FONT> <FONT 
                          color=#0000ff>const</FONT> <FONT 
                          color=#0000ff>string</FONT> SE_SHUTDOWN_NAME = 
                          "SeShutdownPrivilege";</P>
                          <P><FONT color=#0000ff>internal</FONT> <FONT 
                          color=#0000ff>const</FONT> <FONT 
                          color=#0000ff>int</FONT> EWX_LOGOFF = 0x00000000;</P>
                          <P><FONT color=#0000ff>internal</FONT> <FONT 
                          color=#0000ff>const</FONT> <FONT 
                          color=#0000ff>int</FONT> EWX_SHUTDOWN = 
0x00000001;</P>
                          <P><FONT color=#0000ff>internal</FONT> <FONT 
                          color=#0000ff>const</FONT> <FONT 
                          color=#0000ff>int</FONT> EWX_REBOOT = 0x00000002;</P>
                          <P><FONT color=#0000ff>internal</FONT> <FONT 
                          color=#0000ff>const</FONT> <FONT 
                          color=#0000ff>int</FONT> EWX_FORCE = 0x00000004;</P>
                          <P><FONT color=#0000ff>internal</FONT> <FONT 
                          color=#0000ff>const</FONT> <FONT 
                          color=#0000ff>int</FONT> EWX_POWEROFF = 
0x00000008;</P>
                          <P><FONT color=#0000ff>internal</FONT> <FONT 
                          color=#0000ff>const</FONT> <FONT 
                          color=#0000ff>int</FONT> EWX_FORCEIFHUNG = 
                          0x00000010;</P><FONT size=1>
                          <P>　</P>
                          <P></FONT><FONT color=#0000ff>private</FONT> <FONT 
                          color=#0000ff>void</FONT> DoExitWin( <FONT 
                          color=#0000ff>int</FONT> flg )</P>
                          <P>{</P>
                          <P><FONT color=#0000ff>bool</FONT> ok;</P>
                          <P>TokPriv1Luid tp;</P>
                          <P>IntPtr hproc = GetCurrentProcess();</P>
                          <P>IntPtr htok = IntPtr.Zero;</P>
                          <P>ok = OpenProcessToken( hproc, 
                          TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, <FONT 
                          color=#0000ff>ref</FONT> htok );</P>
                          <P>tp.Count = 1;</P>
                          <P>tp.Luid = 0;</P>
                          <P>tp.Attr = SE_PRIVILEGE_ENABLED;</P>
                          <P>ok = LookupPrivilegeValue( <FONT 
                          color=#0000ff>null</FONT>, SE_SHUTDOWN_NAME, <FONT 
                          color=#0000ff>ref</FONT> tp.Luid );</P>
                          <P>ok = AdjustTokenPrivileges( htok, <FONT 
                          color=#0000ff>false</FONT>, <FONT 
                          color=#0000ff>ref</FONT> tp, 0, IntPtr.Zero, 
                          IntPtr.Zero );</P>
                          <P>ok = ExitWindowsEx( flg, 0 );</P>
                          <P>}</P></BLOCKQUOTE></TD></TR>
                    <TR>
                      <TD 
                      style="PADDING-RIGHT: 0.75pt; PADDING-LEFT: 0.75pt; PADDING-BOTTOM: 0.75pt; WIDTH: 99.38%; PADDING-TOP: 0.75pt" 
                      width="99%">　</TD></TR></TBODY></TABLE>
                  <P>如果您想实现关机，重启等操作，只需拷贝上面的代码，并调用DoExitWin函数就行了。重启就使用DoExitWin(EWX_REBOOT)，关机就使用DoExitWin(EWX_SHUTDOWN)等</P>
                  <P>　</P></SPAN></TD></TR>
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