www.pudn.com > saolei.rar > MouseDll.cpp

// MouseDll.cpp : Defines the initialization routines for the DLL. 
// 
 
#include "stdafx.h" 
#include  
#include "MouseHook.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
#pragma data_seg(".myData") 
HHOOK glhMouseHook = NULL;			//安装的鼠标勾子句柄 
HHOOK glhKeyBoardHook = NULL;		//安装键盘勾子句柄 
HINSTANCE glhInstance = NULL;		//DLL实例句柄 
HWND glMainWin = NULL; 
TCHAR winMineClassName[] = "扫雷"; 
#pragma data_seg() 
#pragma comment(linker, "/SECTION:.myData,rws") 
 
struct MsgMouse 
{ 
	CPoint pt; 
	int KeyValue; 
}; 
 
LRESULT WINAPI MouseProc(int nCode, WPARAM wParam, LPARAM lParam); 
LRESULT WINAPI KeyBoardProc(int nCode, WPARAM wParam, LPARAM lParam); 
 
static AFX_EXTENSION_MODULE MouseDllDLL = { NULL, NULL }; 
 
extern "C" int APIENTRY 
DllMain(HINSTANCE hInstance, DWORD dwReason, LPVOID lpReserved) 
{ 
	// Remove this if you use lpReserved 
	UNREFERENCED_PARAMETER(lpReserved); 
 
	if (dwReason == DLL_PROCESS_ATTACH) 
	{ 
		TRACE0("MOUSEDLL.DLL Initializing!\n"); 
		 
		// Extension DLL one-time initialization 
		if (!AfxInitExtensionModule(MouseDllDLL, hInstance)) 
			return 0; 
 
		glhInstance = hInstance; 
		 
		new CDynLinkLibrary(MouseDllDLL); 
	} 
	else if (dwReason == DLL_PROCESS_DETACH) 
	{ 
		TRACE0("MOUSEDLL.DLL Terminating!\n"); 
		// Terminate the library before destructors are called 
		AfxTermExtensionModule(MouseDllDLL); 
	} 
	return 1;   // ok 
} 
 
////////////////////////////////////////////////////////////////////// 
// CMouseHook Class 
////////////////////////////////////////////////////////////////////// 
 
////////////////////////////////////////////////////////////////////// 
// Construction/Destruction 
////////////////////////////////////////////////////////////////////// 
 
CMouseHook::CMouseHook() 
{ 
 
} 
 
CMouseHook::~CMouseHook() 
{ 
	StopMouseHook(); 
	StopKeyBoardHook(); 
} 
 
BOOL CMouseHook::StartMouseHook(HWND hwnd) 
{ 
	if (glhMouseHook) return TRUE; 
 
	BOOL bResult = FALSE; 
	glhMouseHook = SetWindowsHookEx(WH_MOUSE, MouseProc, glhInstance, 0); 
	if (glhMouseHook != NULL)  
	{ 
		glMainWin = hwnd; 
		bResult = TRUE; 
	} 
	return bResult; 
} 
 
BOOL CMouseHook::StopMouseHook() 
{ 
	BOOL bResult = FALSE; 
	if (glhMouseHook) bResult = UnhookWindowsHookEx(glhMouseHook); 
	if (bResult)  
	{ 
		glhMouseHook = NULL; 
		glMainWin = NULL; 
	} 
	return bResult; 
} 
 
LRESULT WINAPI MouseProc(int nCode,WPARAM wParam,LPARAM lParam) 
{ 
	LPMOUSEHOOKSTRUCT pMouseHook=(MOUSEHOOKSTRUCT FAR *)lParam; 
	 
	HWND hWinMineWnd = ::FindWindow(winMineClassName,NULL); 
	if (nCode < HC_ACTION || hWinMineWnd != pMouseHook->hwnd) 
		return CallNextHookEx(glhMouseHook,nCode,wParam,lParam);  
	if ( GetForegroundWindow() != hWinMineWnd )  
		return CallNextHookEx(glhMouseHook,nCode,wParam,lParam);  
	 
	if ( wParam == WM_LBUTTONDOWN || wParam == WM_RBUTTONDOWN || 
		wParam == WM_LBUTTONUP || wParam == WM_RBUTTONUP )  
	{ 
		MsgMouse Msg; 
		Msg.pt = pMouseHook->pt; 
		Msg.KeyValue = wParam; 
		COPYDATASTRUCT cs; 
		cs.dwData = 0;			 
		cs.cbData = sizeof(MsgMouse);	 
		cs.lpData = &Msg;		 
		SendMessage(glMainWin, WM_COPYDATA, (WPARAM)pMouseHook->hwnd, (LPARAM)&cs); 
	} 
	 
	return CallNextHookEx(glhMouseHook,nCode,wParam,lParam);		 
} 
 
BOOL CMouseHook::StartKeyBoardHook() 
{ 
	BOOL bResult = FALSE; 
	glhKeyBoardHook = SetWindowsHookEx(WH_MOUSE, KeyBoardProc, glhInstance, 0); 
	if (glhKeyBoardHook != NULL) bResult = TRUE; 
	return bResult; 
} 
 
BOOL CMouseHook::StopKeyBoardHook() 
{ 
	BOOL bResult = FALSE; 
	if (glhKeyBoardHook) bResult = UnhookWindowsHookEx(glhKeyBoardHook); 
	if (bResult) glhKeyBoardHook = NULL; 
	return bResult; 
} 
 
LRESULT WINAPI KeyBoardProc(int nCode,WPARAM wParam,LPARAM lParam) 
{ 
	 
	return CallNextHookEx(glhKeyBoardHook,nCode,wParam,lParam);		 
}