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参考国外一些网站，论坛代码,得到以下综合，以上环境中测试通过,版权归原作者所有。 add a checkbox named chkDisable.caption="&Disable ALT-TAB, ALT-ESC, CTRL-ESC,LWin,RWin,Win+Any" to a new from named frmMain.frm in new project hook_kb_LL.vbp add code below: Option Explicit Dim hhkLowLevelKybd As Long Private Sub chkDisable_Click() If chkDisable = vbChecked Then hhkLowLevelKybd = SetWindowsHookEx(WH_KEYBOARD_LL, AddressOf LowLevelKeyboardProc, App.hInstance, 0) Else UnhookWindowsHookEx hhkLowLevelKybd hhkLowLevelKybd = 0 End If End Sub Private Sub Form_Unload(Cancel As Integer) If hhkLowLevelKybd <> 0 Then UnhookWindowsHookEx hhkLowLevelKybd End Sub in new module named modDisableLowLevelKeys.bas code below: Option Explicit Public Declare Sub CopyMemory Lib "kernel32" Alias "RtlMoveMemory" (Destination As Any, Source As Any, ByVal Length As Long) Public Declare Function GetKeyState Lib "user32" (ByVal nVirtKey As Long) As Integer Public Declare Function SetWindowsHookEx Lib "user32" Alias "SetWindowsHookExA" (ByVal idHook As Long, ByVal lpfn As Long, ByVal hmod As Long, ByVal dwThreadId As Long) As Long Public Declare Function CallNextHookEx Lib "user32" (ByVal hHook As Long, ByVal nCode As Long, ByVal wParam As Long, lParam As Any) As Long Public Declare Function UnhookWindowsHookEx Lib "user32" (ByVal hHook As Long) As Long Public Const HC_ACTION = 0 Public Const WM_KEYDOWN = &H100 Public Const WM_KEYUP = &H101 Public Const WM_SYSKEYDOWN = &H104 Public Const WM_SYSKEYUP = &H105 Public Const VK_TAB = &H9 Public Const VK_CONTROL = &H11 Public Const VK_ESCAPE = &H1B Public Const WH_KEYBOARD_LL = 13 Public Const LLKHF_ALTDOWN = &H20 Public Type KBDLLHOOKSTRUCT vkCode As Long |