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CWnd *pWnd = CWnd::FindWindow(NULL,L"无标题 - Srv");
LRESULT copyDataResult;
COPYDATASTRUCT cpd;
cpd.dwData = 0;
cpd.cbData = sizeof(SInfo);
cpd.lpData=(PVOID)&info;
copyDataResult = pWnd->SendMessage(WM_COPYDATA, (WPARAM)AfxGetApp()->m_pMainWnd->GetSafeHwnd(), (LPARAM)&cpd);