'erzeugen einer Checkbox-Column im DGV
    Public Sub setCheckboxColumn(ByVal theGrid As DataGridView, ByVal dispIdx _
      As Integer)
        Dim dgvCB As New DataGridViewCheckBoxColumn
        Try
            With dgvCB
                .HeaderText = ""
                .Name = "Auswahl"
                .DisplayIndex = dispIdx
                .Frozen = True
            End With
            theGrid.Columns.Add(dgvCB)
        Catch ex As Exception
        End Try
    End Sub

Salzburger