VB6全局键盘、鼠标钩子

VB: È«¾Ö¼üÅÌ¡¢Êó±ê¹³×Ó'---------------------------------'Form'°²×°¹³×ÓPrivate sub AddHook()'¼üÅ̹³×ÓlHook(0) = SetWindowsHookEx(WH_KEYBOARD_LL, AddressOf CallKeyHookProc, App.hInstance, 0)'Êó±ê¹³×ÓlHook(1) = SetWindowsHookEx(WH_MOUSE_LL, AddressOf CallMouseHookProc, App.hInstance, 0)End Sub'ж¹³×ÓPrivate sub DelHook()UnhookWindowsHookEx lHook(0)UnhookWindowsHookEx lHook(1)End Sub'---------------------------------'Ä£¿éPublic Declare Function SetWindowsHookEx Lib "user32" Alias "SetWindowsHookExA" (ByVal idHook As Long, ByVal lpfn As Long, ByVal hmod As Long, ByVal dwThreadId As Long) As LongPublic Declare Function UnhookWindowsHookEx Lib "user32" (ByVal hHook As Long) As LongPublic Declare Function GetKeyState Lib "user32" (ByVal nVirtKey As Long) As IntegerPublic Declare Function CallNextHookEx Lib "user32" (ByVal hHook As Long, ByVal ncode As Long, ByVal wParam As Long, lParam As Any) As Long Public Declare Sub CopyMemory Lib "kernel32" Alias "RtlMoveMemory" (lpvDest As Any, ByVal lpvSource As Long, ByVal cbCopy As Long) Public Type KEYMSGSvKey As Long 'ÐéÄâÂë (and &HFF)sKey As Long 'ɨÃèÂëflag As Long '¼ü°´Ï£º128 ̧Æð£º0time As Long 'WindowÔËÐÐʱ¼äEnd TypePublic Type MOUSEMSGSX As Long 'x×ù±êY As Long 'y×ù±êa As Longb As Longtime As Long 'WindowÔËÐÐʱ¼äEnd TypePublic Type POINTAPIX As LongY As LongEnd TypePublic Const WH_KEYBOARD_LL = 13Public Const WH_MOUSE_LL = 14Public Const Alt_Down = &H20'-----------------------------------------'ÏûÏ¢Public Const HC_ACTION = 0Public Const HC_SYSMODALOFF = 5Public Const HC_SYSMODALON = 4'¼üÅÌÏûÏ¢Public Const WM_KEYDOWN = &H100Public Const WM_KEYUP = &H101Public Const WM_SYSKEYDOWN = &H104Public Const WM_SYSKEYUP = &H105'Êó±êÏûÏ¢Public Const WM_MOUSEMOVE = &H200Public Const WM_LBUTTONDOWN = &H201Public Const WM_LBUTTONUP = &H202Public Const WM_LBUTTONDBLCLK = &H203Public Const WM_RBUTTONDOWN = &H204Public Const WM_RBUTTONUP = &H205Public Const WM_RBUTTONDBLCLK = &H206Public Const WM_MBUTTONDOWN = &H207Public Const WM_MBUTTONUP = &H208Public Const WM_MBUTTONDBLCLK = &H209Public Const WM_MOUSEACTIVATE = &H21Public Const WM_MOUSEFIRST = &H200Public Const WM_MOUSELAST = &H209Public Const WM_MOUSEWHEEL = &H20APublic Declare Function GetKeyNameText Lib "user32" Alias "GetKeyNameTextA" (ByVal lParam As Long, ByVal lpBuffer As String, ByVal nSize As Long) As LongPublic strKeyName As String * 255Public Declare Function GetActiveWindow Lib "user32" () As Long Public keyMsg As KEYMSGSPublic MouseMsg As MOUSEMSGSPublic lHook(1) As Long'----------------------------------------'Ä£ÄâÊó±êPrivate Const MOUSEEVENTF_LEFTDOWN = &H2Private Const MOUSEEVENTF_LEFTUP = &H4Private Const MOUSEEVENTF_ABSOLUTE = &H8000 ' absolute movePrivate Declare Sub mouse_event Lib "user32" (ByVal dwFlags As Long,ByVal dx As Long, ByVal dy As Long, ByVal cButtons As Long, ByValdwExtraInfo As Long)Private Declare Function ClientToScreen Lib "user32" (ByVal hwnd AsLong, lpPoint As POINTAPI) As Long'--------------------------------------'Ä£Äâ°´¼üPrivate Declare Sub keybd_event Lib "user32" (ByVal bVk As Byte, ByValbScan As Byte, ByVal dwFlags As Long, ByVal dwExtraInfo As Long)'Êó±ê¹³×ÓPublic Function CallMouseHookProc(ByVal code As Long, ByVal wParam AsLong, ByVal lParam As Long) As LongDim pt As POINTAPIIf code = HC_ACTION ThenCopyMemory MouseMsg, lParam, LenB(MouseMsg)Form1.txtMsg(1).Text = "X=" + Str(MouseMsg.X) + " Y=" +Str(MouseMsg.Y)Form1.txtHwnd(1) = Format(wParam, "0")If wParam = WM_MBUTTONDOWN Then '°ÑÖмü¸ÄΪ×ó¼ümouse_event MOUSEEVENTF_LEFTDOWN, 0, 0, 0, 0CallMouseHookProc = 1End IfIf wParam = WM_MBUTTONUP Thenmouse_event MOUSEEVENTF_LEFTUP, 0, 0, 0, 0CallMouseHookProc = 1End IfEnd IfIf code <> 0 ThenCallMouseHookProc = CallNextHookEx(0, code, wParam, lParam)End IfEnd Function'¼üÅ̹³×ÓPublic Function CallKeyHookProc(ByVal code As Long, ByVal wParam AsLong, ByVal lParam As Long) As LongDim lKey As LongDim strKeyName As String * 255Dim strLen As LongIf code = HC_ACTION ThenCopyMemory keyMsg, lParam, LenB(keyMsg)Select Case wParamCase WM_SYSKEYDOWN, WM_KEYDOWN, WM_SYSKEYUP, WM_KEYUP:lKey = keyMsg.sKey And &HFF 'ɨÃèÂëlKey = lKey * 65536strLen = GetKeyNameText(lKey, strKeyName, 250)Form1.txtMsg(0).Text = "¼üÃû:" + Left(strKeyName, strLen) + " ÐéÄâÂë:" + Format(keyMsg.vKey And &HFF, "0") + " ɨÃèÂë:" + Format(lKey / 65536, "0")Form1.txtHwnd(0) = ""If (GetKeyState(vbKeyControl) And &H8000) ThenForm1.txtHwnd(0) = Form1.txtHwnd(0) + "Ctrl "End IfIf (keyMsg.flag And Alt_Down) <> 0 ThenForm1.txtHwnd(0) = Form1.txtHwnd(0) + "Alt "End IfIf (GetKeyState(vbKeyShift) And &H8000) ThenForm1.txtHwnd(0) = Form1.txtHwnd(0) + "Shift"End If'keyMsg.vKey And &HFF ÐéÄâÂë'lKey / 65536 ɨÃèÂëIf (keyMsg.vKey And &HFF) = vbKeyY Then '°ÑY¼üÌ滻ΪN If wParam = WM_SYSKEYDOWN Or wParam = WM_KEYDOWN Then keybd_event vbKeyN, 0, 0, 0End IfCallKeyHookProc = 1 'ÆÁ±Î°´¼üEnd IfEnd SelectEnd IfIf code <> 0 ThenCallKeyHookProc = CallNextHookEx(0, code, wParam, lParam)End IfEnd Function================================================================== =。