..

BOOL CQuickMosaicDlg::PreTranslateMessage(MSG* pMsg){    if (pMsg->message==WM_KEYDOWN) //键盘按下    {        if (pMsg->hwnd==GetDlgItem(IDC_DATALIST)->m_hWnd)        {            switch (pMsg->wParam)            {            case 'A'://A键                if (::GetKeyState(VK_CONTROL)<0)//CTRL键                {                    //操作...                }                return TRUE;                            case VK_UP: //上键                //操作...                return TRUE;                            }        }    }}