void CXTPControlCustom::DoPropExchange(CXTPPropExchange* pPX) { CXTPControlButton::DoPropExchange(pPX); PX_Rect(pPX, _T("Borders"), m_rcBorders, CRect(0, 0, 0, 0)); PX_Size(pPX, _T("ControlSize"), m_szControl, CSize(0, 0)); PX_Enum(pPX, _T("VerticalOptions"), m_verticalOptions, xtpVerticalHide); if (pPX->GetSchema() > _XTP_SCHEMA_861) { PX_Int(pPX, _T("ControlId"), m_nControlID, 0); } if (pPX->IsLoading() && m_nControlID != 0) { CXTPCommandBars* pCommandBars = ((XTP_COMMANDBARS_PROPEXCHANGE_PARAM*)pPX->m_dwData)->pCommandBars; ASSERT(pCommandBars->IsKindOf(RUNTIME_CLASS(CXTPCommandBars))); ASSERT(pCommandBars && pCommandBars->GetSite()); CWnd* pWnd = FindChildWindow(pCommandBars, m_nControlID); if (pWnd) { m_hwndControl = pWnd->GetSafeHwnd(); } } }