Smrf.NodeXL.ExcelTemplate.ImportFromWorkbookDialog.OnSourceWorkbookChanged C# (CSharp) Method

    OnSourceWorkbookChanged()
    {
        AssertValid();

        PopulateSourceColumnsDataGridView();
        Boolean bAtLeastTwoRows = (dgvSourceColumns.Rows.Count >= 2);

        if (bAtLeastTwoRows)
        {
            for (Int32 iRow = 0; iRow < 2; iRow++)
            {
                dgvSourceColumns.Rows[iRow].Cells[IsEdgeColumnIndex].Value =
                    true;
            }
        }

        PopulateVertexComboBoxes();

        if (bAtLeastTwoRows)
        {
            Debug.Assert(cbxVertex1.Items.Count >= 2);
            Debug.Assert(cbxVertex2.Items.Count >= 2);

            cbxVertex1.SelectedIndex = 0;
            cbxVertex2.SelectedIndex = 1;
        }

        EnableControls();
    }