public FormTable( )
{
InitializeComponent( );
DS_AMaps = new DS_ActionMaps( ); // init once for the lifetime of the App
m_bSrc.DataSource = DS_AMaps;
m_bSrc.DataMember = "T_Action";
DGV.AutoGenerateColumns = true;
DGV.DataSource = m_bSrc;
DGV.MultiSelect = false;
DGV.Columns["ID_Action"].Visible = false;
DGV.AutoResizeColumns(DataGridViewAutoSizeColumnsMode.AllCellsExceptHeader);
// handle Edits (Blended Col is only allowed to be edited by the user)
btUpdateFromEdit.Enabled = chkEditBlend.Checked;
DGV.Columns["Usr_Binding"].ReadOnly = true;
DGV.Columns["Usr_Modifier"].ReadOnly = true;
DGV.ReadOnly = !chkEditBlend.Checked;
}