Public Class ClassControls
    Public Shared Function AddCheckBox(indexname As String, y As Integer, vorbelegung As String, caption As String)
        Try
            Dim value As Boolean = False
            Dim chk As New CheckBox
            chk.Name = "chk" & indexname
            chk.Size = New Size(100, 27)
            chk.Location = New Point(11, y)

            If caption <> "" Then
                chk.Text = caption
                chk.Size = New Size(CInt(caption.Length * 15), 27)
            End If

            If Boolean.TryParse(vorbelegung, value) = False Then
                If vorbelegung = "1" Or vorbelegung = "0" Then
                    chk.Checked = CBool(vorbelegung)
                Else
                    chk.Checked = False
                End If
            Else
                chk.Checked = value
            End If

            Return chk
        Catch ex As Exception
            ClassLogger.Add("Unhandled Exception in AddCheckBox: " & ex.Message, True)
            Return Nothing
        End Try

    End Function
End Class