钩子的简单应用

HHOOK g_KBHook=NULL;HINSTANCE g_inst=NULL;::UnhookWindowsHookEx(g_KBHook);g_inst=AfxGetInstanceHandle();g_KBHook=::SetWindowsHookEx(WH_KEYBOARD,KeyboardProc,g_inst,GetCurrentThreadId());g_hMouse = SetWindowsHookEx(WH_MOUSE,MouseProc,NULL,GetCurrentThreadId());LRESULT CALLBACK MouseProc( int nCode, // hook code WPARAM wParam, // message identifier LPARAM lParam // mouse coordinates){return 1;}LRESULT CALLBACK KeyboardProc( int nCode, // hook code WPARAM wParam, // virtual-key code LPARAM lParam // keystroke-message information ){ KBDLLHOOKSTRUCT *pkh = (KBDLLHOOKSTRUCT *) lParam;if(wParam==VK_ESCAPE)bEscape=TRUE;//int icount=LOWORD(lParam);//if(icount!=1)//return CallNextHookEx(g_KBHook,nCode,wParam,lParam);static int istaGetTickCount=0;if((GetTickCount()-istaGetTickCount)>1000 && VK_CONTROL!=wParam){istaGetTickCount=GetTickCount();}else{if(VK_CONTROL!=wParam)istaGetTickCount=GetTickCount();return CallNextHookEx(g_KBHook,nCode,wParam,lParam);}HWND m_hwndPageMsg=::FindWindow(NULL,L"ok");m_hwndPageMsg=pdlg->m_hWnd;if(wParam==VK_F1){if(m_hwndPageMsg)::SendMessage(m_hwndPageMsg,WM_COMMAND,IDM_MENU_HELP,0);return FALSE;}{switch(wParam){case 'u':case 'U':if(::GetKeyState(VK_CONTROL) < 0)//atl0x12{}break;}}return CallNextHookEx(g_KBHook,nCode,wParam,lParam);}