课题C#全局鼠标键盘HookWord下载.docx
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publicclassKeyBordHook
{
privateconstintWM_KEYDOWN=0x100;
privateconstintWM_KEYUP=0x101;
privateconstintWM_SYSKEYDOWN=0x104;
privateconstintWM_SYSKEYUP=0x105;
//全局的事件
publiceventKeyEventHandlerOnKeyDownEvent;
publiceventKeyEventHandlerOnKeyUpEvent;
publiceventKeyPressEventHandlerOnKeyPressEvent;
staticinthKeyboardHook=0;
//键盘钩子句柄
//鼠标常量
publicconstintWH_KEYBOARD_LL=13;
//keyboard
hook
constant
HookProcKeyboardHookProcedure;
//声明键盘钩子事件类型.
//声明键盘钩子的封送结构类型
[StructLayout（LayoutKind.Sequential）]
publicclassKeyboardHookStruct
publicintvkCode;
//表示一个在1到254间的虚似键盘码
publicintscanCode;
//表示硬件扫描码
publicintflags;
publicinttime;
publicintdwExtraInfo;
}
//装置钩子的函数
[DllImport（"
user32.dll"
CharSet=CharSet.Auto,CallingConvention=CallingConvention.StdCall）]
publicstaticexternintSetWindowsHookEx（intidHook,HookProclpfn,IntPtrhInstance,intthreadId）;
//卸下钩子的函数
publicstaticexternboolUnhookWindowsHookEx（intidHook）;
//下一个钩挂的函数
publicstaticexternintCallNextHookEx（intidHook,intnCode,Int32wParam,IntPtrlParam）;
user32"
）]
publicstaticexternintToAscii（intuVirtKey,intuScanCode,byte[]lpbKeyState,byte[]lpwTransKey,intfuState）;
publicstaticexternintGetKeyboardState（byte[]pbKeyState）;
publicdelegateintHookProc（intnCode,Int32wParam,IntPtrlParam）;
墨认的构造函数构造当前类的实例并自动的运行起来.
publicKeyBordHook（）
Start（）;
//析构函数.
~KeyBordHook（）
Stop（）;
publicvoidStart（）
//安装键盘钩子
if（hKeyboardHook==0）
KeyboardHookProcedure=newHookProc（KeyboardHookProc）;
hKeyboardHook=SetWindowsHookEx（WH_KEYBOARD_LL,KeyboardHookProcedure,Marshal.GetHINSTANCE（Assembly.GetExecutingAssembly（）.ManifestModule）,0）;
thrownewException（"
SetWindowsHookEx
ist
failed."
）;
publicvoidStop（）
boolretKeyboard=true;
if（hKeyboardHook!
=0）
retKeyboard=UnhookWindowsHookEx（hKeyboardHook）;
hKeyboardHook=0;
//如果卸下钩子失败
if（!
（retKeyboard））thrownewException（"
UnhookWindowsHookEx
privateintKeyboardHookProc（intnCode,Int32wParam,IntPtrlParam）
if（（nCode>
=0）&
&
（OnKeyDownEvent!
=null||OnKeyUpEvent!
=null||OnKeyPressEvent!
=null））
KeyboardHookStructMyKeyboardHookStruct=（KeyboardHookStruct）Marshal.PtrToStructure（lParam,typeof（KeyboardHookStruct））;
//引发OnKeyDownEvent
if（OnKeyDownEvent!
=null&
（wParam==WM_KEYDOWN||wParam==WM_SYSKEYDOWN））
KeyskeyData=（Keys）MyKeyboardHookStruct.vkCode;
KeyEventArgse=newKeyEventArgs（keyData）;
OnKeyDownEvent（this,e）;
//引发OnKeyPressEvent
if（OnKeyPressEvent!
wParam==WM_KEYDOWN）
byte[]keyState=newbyte[256];
GetKeyboardState（keyState）;
byte[]inBuffer=newbyte[2];
if（ToAscii（MyKeyboardHookStruct.vkCode,
MyKeyboardHookStruct.scanCode,
keyState,
inBuffer,
MyKeyboardHookStruct.flags）==1）
KeyPressEventArgse=newKeyPressEventArgs（（char）inBuffer[0]）;
OnKeyPressEvent（this,e）;
//引发OnKeyUpEvent
if（OnKeyUpEvent!
（wParam==WM_KEYUP||wParam==WM_SYSKEYUP））
OnKeyUpEvent（this,e）;
returnCallNextHookEx（hKeyboardHook,nCode,wParam,lParam）;
这个类可以让你得到一个在运行中程序的所有鼠标事件
并且引发一个带MouseEventArgs参数的.NET鼠标事件以便你很容易使用这些信息
publicclassMouseHook
privateconstintWM_MOUSEMOVE=0x200;
privateconstintWM_LBUTTONDOWN=0x201;
privateconstintWM_RBUTTONDOWN=0x204;
privateconstintWM_MBUTTONDOWN=0x207;
privateconstintWM_LBUTTONUP=0x202;
privateconstintWM_RBUTTONUP=0x205;
privateconstintWM_MBUTTONUP=0x208;
privateconstintWM_LBUTTONDBLCLK=0x203;
privateconstintWM_RBUTTONDBLCLK=0x206;
privateconstintWM_MBUTTONDBLCLK=0x209;
publiceventMouseEventHandlerOnMouseActivity;
staticinthMouseHook=0;
//鼠标钩子句柄
publicconstintWH_MOUSE_LL=14;
//mouse
HookProcMouseHookProcedure;
//声明鼠标钩子事件类型.
//声明一个Point的封送类型
publicclassPOINT
publicintx;
publicinty;
//声明鼠标钩子的封送结构类型
publicclassMouseHookStruct
publicPOINTpt;
publicinthWnd;
publicintwHitTestCode;
墨认的构造函数构造当前类的实例.
publicMouseHook（）
//Start（）;
~MouseHook（）
//安装鼠标钩子
if（hMouseHook==0）
//生成一个HookProc的实例.
MouseHookProcedure=newHookProc（MouseHookProc）;
hMouseHook=SetWindowsHookEx（WH_MOUSE_LL,MouseHookProcedure,Marshal.GetHINSTANCE（Assembly.GetExecutingAssembly（）.GetModules（）[0]）,0）;
//如果装置失败停止钩子
SetWindowsHookExfailed."
boolretMouse=true;
if（hMouseHook!
retMouse=UnhookWindowsHookEx（hMouseHook）;
hMouseHook=0;
（retMouse））thrownewException（"
privateintMouseHookProc（intnCode,Int32wParam,IntPtrlParam）
//如果正常运行并且用户要监听鼠标的消息
（OnMouseActivity!
MouseButtonsbutton=MouseButtons.None;
intclickCount=0;
switch（wParam）
caseWM_LBUTTONDOWN:
button=MouseButtons.Left;
clickCount=1;
break;
caseWM_LBUTTONUP:
caseWM_LBUTTONDBLCLK:
clickCount=2;
caseWM_RBUTTONDOWN:
button=MouseButtons.Right;
caseWM_RBUTTONUP:
caseWM_RBUTTONDBLCLK:
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