游戏外挂最基本的按键模拟

  玩魔兽世界的时候，很多小号找大号带副本升级。台服在客户端不活动的情况下会强迫用户下线，导致尽管小号无事可做，还要在屏幕下等待。于是自己开发一个程序，让游戏角色保持活动，不至于下线。

///本程序僅僅監控台服WOW程序，挂機刷經驗（如破碎）保持角色與服務器互動。
///程序模擬鍵盤操作，每隔指定的時間模擬按空格，讓角色跳躍以防被踢。


//---------------------------------------------------------------------------
#include <windows.h>
#define ID_TIMER 1
#define TIMER_ELAPSE 5000    //角色跳跳時間間隔
//---------------------------------------------------------------------------
HWND hWnd;
LPCTSTR ClsName = L"WOW_JUMPER";
LPCTSTR WindowCaption = L"魔獸世界台服破碎挂機跳跳虎";
LPCTSTR WOW_CLASSNAME = L"GxWindowClassD3d";
LPCTSTR WOW_CAPTION = L"魔獸世界";
//HWND hwndWoW = FindWindow(TEXT("GxWindowClassD3d"),TEXT("魔獸世界"));

LRESULT CALLBACK WndProc(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam);

HWND hwndWoW, hwndJumper;
DWORD dwThreadIDWoW, dwThreadIDJumper;
BOOL bOK;
int lResult;

//---------------------------------------------------------------------------
INT WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
    LPSTR lpCmdLine, int nCmdShow)
{
    MSG         Msg;
    WNDCLASSEX  WndClsEx;

    WndClsEx.cbSize        = sizeof(WNDCLASSEX);
    WndClsEx.style         = CS_HREDRAW | CS_VREDRAW;
    WndClsEx.lpfnWndProc   = WndProc;
    WndClsEx.cbClsExtra    = NULL;
    WndClsEx.cbWndExtra    = NULL;
    WndClsEx.hInstance     = hInstance;
    WndClsEx.hIcon         = LoadIcon(NULL, IDI_APPLICATION);
    WndClsEx.hCursor       = LoadCursor(NULL, IDC_ARROW);
    WndClsEx.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
    WndClsEx.lpszMenuName  = NULL;
    WndClsEx.lpszClassName = ClsName;
    WndClsEx.hIconSm       = LoadIcon(NULL, IDI_APPLICATION);

    RegisterClassEx(&WndClsEx);

    hWnd = CreateWindowEx(WS_EX_OVERLAPPEDWINDOW, ClsName, WindowCaption,WS_OVERLAPPEDWINDOW,
        100,120,320,240,
        NULL, NULL, hInstance, NULL);

    ShowWindow(hWnd, nCmdShow);
    UpdateWindow(hWnd);

    while( GetMessage(&Msg, NULL, 0, 0) )
    {
        TranslateMessage(&Msg);
        DispatchMessage(&Msg);
    }

    return Msg.wParam;
}
//---------------------------------------------------------------------------
LRESULT CALLBACK WndProc(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam)
{
    switch(Msg)
    {
    case WM_CREATE:
        //HWND hwndWoW = FindWindow(TEXT("GxWindowClassD3d"),TEXT("魔獸世界"));
        hwndWoW = FindWindow(WOW_CLASSNAME , WOW_CAPTION );
        dwThreadIDWoW = GetWindowThreadProcessId(hwndWoW,NULL);

        hwndJumper = GetForegroundWindow();
        dwThreadIDJumper = GetWindowThreadProcessId(hwndJumper,NULL);

        bOK = AttachThreadInput(dwThreadIDJumper, dwThreadIDWoW,TRUE);

        if(bOK)//在獲得魔獸程序句柄級線程，並與本程序線程成功綁定後，方可啟動定時器。
        {
            SetTimer(hWnd,ID_TIMER,TIMER_ELAPSE,NULL);
        }
        else
        {
            MessageBox(NULL,TEXT("魔獸世界主程序未找到，請先運行WOW後再運行本程序。"),TEXT("監控程序已關閉"),0x40);        
            SendMessage(hWnd,WM_CLOSE,0,0);
            return 0;
        }
        break;

    case WM_ACTIVATE:
        bOK = SetWindowPos(hWnd,HWND_TOPMOST ,100,120,320,240,SWP_SHOWWINDOW|SWP_NOSIZE|SWP_NOMOVE);
        break;
    case WM_TIMER:
        hwndWoW = FindWindow(WOW_CLASSNAME , WOW_CAPTION );
        if(hwndWoW == NULL)//監控程序已經終止，則退出本程序。
        {
            SendMessage(hWnd,WM_CLOSE,0,0);        
            return 0;
        }
        bOK = SetForegroundWindow(hwndWoW);//保證激活WOW程序，100毫秒後主窗體應該能顯示；然後模擬空格鍵按下抬起
        Sleep(100);
        keybd_event(VK_SPACE,0,0,0);
        Sleep(10); 
        keybd_event(VK_SPACE,0, KEYEVENTF_KEYUP,0);  
        break;
    case WM_DESTROY:
        KillTimer(hWnd,ID_TIMER);
        bOK = AttachThreadInput(dwThreadIDJumper, dwThreadIDWoW,FALSE);        
        PostQuitMessage(WM_QUIT);
        break;
    default:
        return DefWindowProc(hWnd, Msg, wParam, lParam);
    }
    return 0;
}
//---------------------------------------------------------------------------