m_Grid.SetCellType(row, 1, RUNTIME_CLASS(CGridCell));            m_Grid.SetItemText(row, 1, _T("1"));            m_Grid.SetItemState(row, 1, m_Grid.GetItemState(row, 1) & ~GVIS_READONLY);            m_Grid.Invalidate();            m_Grid.SetCellType(row, 1, RUNTIME_CLASS(CGridCellCheck));

 

 

CGridCellCheck *pCell = (CGridCellCheck*)pGrid->GetCell(1, 1);//获取数据类型