一个用hook编写的魔兽改键程序

/*--------------------------------------------------------------------------- EDRTEST.C -- Program using EDRLIB dynamic-link library (c) Charles Petzold, 1998 ----------------------------------------------------------------------------*/ #include <windows.h> #include "EDRLIB.h" HWND fwhWnd; LRESULT CALLBACK WndProc (HWND, UINT, WPARAM, LPARAM) ; int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, PSTR szCmdLine, int iCmdShow) { static TCHAR szAppName[] = TEXT ("StrProg") ; HWND hwnd ; MSG msg ; WNDCLASS wndclass ; wndclass.style = CS_HREDRAW | CS_VREDRAW ; wndclass.lpfnWndProc = WndProc ; wndclass.cbClsExtra = 0 ; wndclass.cbWndExtra = 0 ; wndclass.hInstance = hInstance ; wndclass.hIcon = LoadIcon (NULL, IDI_APPLICATION) ; wndclass.hCursor = LoadCursor (NULL, IDC_ARROW) ; wndclass.hbrBackground = (HBRUSH) GetStockObject (WHITE_BRUSH) ; wndclass.lpszMenuName = NULL ; wndclass.lpszClassName = szAppName ; if (!RegisterClass (&wndclass)) { MessageBox ( NULL, TEXT ("This program requires Windows NT!"), szAppName, MB_ICONERROR) ; return 0 ; } hwnd = CreateWindow (szAppName, TEXT ("DLL Demonstration Program"), WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU /*| WS_THICKFRAME | WS_MINIMIZEBOX | WS_MAXIMIZEBOX*/, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, NULL, NULL, hInstance, NULL) ; ShowWindow (hwnd, iCmdShow) ; UpdateWindow (hwnd) ; while (GetMessage (&msg, NULL, 0, 0)) { TranslateMessage (&msg) ; DispatchMessage (&msg) ; } return msg.wParam ; } LRESULT CALLBACK WndProc (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam) { static TCHAR szMsg = TEXT("Enter the Key"); static BOOL fState = FALSE , hState = FALSE; static int iNumX,iNumY; static int icxBlock,icyBlock; static int iNumRect = 0; HDC hdc ; PAINTSTRUCT ps ; RECT rect[6], delRect, startRect, stopRect; POINT point[12]; int x, y ,i=0; iNumX = 230; iNumY = 20; icxBlock = (370-230)/2; icyBlock = (250-20)/3; //初始化小键盘绘制的12个点 for(x = 0; x <= 2; x++) { for(y = 0; y <= 3; y++) { point[i].x = iNumX + icxBlock * x ; point[i].y = iNumY + icyBlock * y ; i++; } } //初始化按键区域 SetRect(&rect[0], point[0].x, point[0].y, point[5].x, point[5].y); SetRect(&rect[1], point[4].x, point[4].y, point[9].x, point[9].y); SetRect(&rect[2], point[1].x, point[1].y, point[6].x, point[6].y); SetRect(&rect[3], point[5].x, point[5].y, point[10].x, point[10].y); SetRect(&rect[4], point[2].x, point[2].y, point[7].x, point[7].y); SetRect(&rect[5], point[6].x, point[6].y, point[11].x, point[11].y); //创建白色rect擦除提示文字 SetRect(&delRect,0,0,200,300); //创建按钮rect SetRect(&startRect, 20, 60, 150, 100); SetRect(&stopRect, 20, 120, 150, 160); switch (message) { case WM_CREATE: SetWindowPos(hwnd ,NULL, 400,200,400,300,0); // SetHook(); case WM_PAINT: hdc = BeginPaint (hwnd, &ps) ; FillRect(hdc,&delRect,GetStockObject(WHITE_BRUSH)); //绘制小键盘 7 8 4 5 1 2 界面 ； Rectangle(hdc, point[0].x, point[0].y, point[11].x, point[11].y); MoveToEx(hdc, point[1].x, point[1].y, NULL); LineTo(hdc , point[9].x, point[9].y); MoveToEx(hdc, point[2].x, point[2].y, NULL); LineTo(hdc , point[10].x, point[10].y); MoveToEx(hdc, point[4].x, point[4].y, NULL); LineTo(hdc , point[7].x, point[7].y); //绘制start stop 按钮 Rectangle(hdc, 20, 60, 150, 100); Rectangle(hdc, 20, 120, 150, 160); //按键状态，输出提示 if(fState == TRUE) { TextOut(hdc, 30, 250, TEXT("Enter the Key"), 13); FillRect(hdc, &rect[iNumRect], GetStockObject(GRAY_BRUSH)); } if(hState == TRUE) { FillRect(hdc, &startRect, GetStockObject(GRAY_BRUSH)); } TextOut(hdc ,rect[0].left + icxBlock/2, rect[0].top + icyBlock/2 - 7,TEXT("7"), sizeof(TCHAR)); TextOut(hdc ,rect[1].left + icxBlock/2, rect[1].top + icyBlock/2 - 7,TEXT("8"), sizeof(TCHAR)); TextOut(hdc ,rect[2].left + icxBlock/2, rect[2].top + icyBlock/2 - 7,TEXT("4"), sizeof(TCHAR)); TextOut(hdc ,rect[3].left + icxBlock/2, rect[3].top + icyBlock/2 - 7,TEXT("5"), sizeof(TCHAR)); TextOut(hdc ,rect[4].left + icxBlock/2, rect[4].top + icyBlock/2 - 7,TEXT("1"), sizeof(TCHAR)); TextOut(hdc ,rect[5].left + icxBlock/2, rect[5].top + icyBlock/2 - 7 ,TEXT("2"), sizeof(TCHAR)); TextOut(hdc ,startRect.left + 35, startRect.top + 15,TEXT("START"), 5); TextOut(hdc ,stopRect.left + 35, stopRect.top + 15 ,TEXT("STOP"), 4); EndPaint (hwnd, &ps) ; return 0 ; case WM_KEYDOWN: if(fState==TRUE && hState == FALSE) { switch(iNumRect) { case 0: chKey[7] = (BYTE)(wParam); break; case 1: chKey[8] = (BYTE)(wParam); break; case 2: chKey[4] = (BYTE)(wParam); break; case 3: chKey[5] = (BYTE)(wParam); break; case 4: chKey[1] = (BYTE)(wParam); break; case 5: chKey[2] = (BYTE)(wParam); break; default: break; } fState = FALSE; InvalidateRect(hwnd, NULL, FALSE); } return 0; case WM_LBUTTONDOWN: x = (LOWORD(lParam) - iNumX) / icxBlock; y = (HIWORD(lParam) - iNumY) / icyBlock; if(x <= 3 && y <=4 && x >= 0 && y >= 0 && hState == FALSE) { fState = TRUE; if(x == 0 && y == 0)iNumRect = 0; if(x == 1 && y == 0)iNumRect = 1; if(x == 0 && y == 1)iNumRect = 2; if(x == 1 && y == 1)iNumRect = 3; if(x == 0 && y == 2)iNumRect = 4; if(x == 1 && y == 2)iNumRect = 5; } if( LOWORD(lParam) >= startRect.left && LOWORD(lParam) <= startRect.right && HIWORD(lParam) >= startRect.top && HIWORD(lParam) <= startRect.bottom && hState == FALSE && fState == FALSE) { hState = TRUE; SetHook(); } if( LOWORD(lParam) >= stopRect.left && LOWORD(lParam) <= stopRect.right && HIWORD(lParam) >= stopRect.top && HIWORD(lParam) <= stopRect.bottom && hState == TRUE) { hState = FALSE; UnHook(); } InvalidateRect(hwnd, NULL, FALSE); return 0; case WM_DESTROY: PostQuitMessage (0) ; return 0 ; } return DefWindowProc (hwnd, message, wParam, lParam) ; }