sometimes I want to hide buttons in a DataGridViewButtonColumn

Question

I have a DataGridView which was the subject of a previous question (link). But sometimes the Button is null. This is fine. But if it is null, is th

Answer 1

Handle custom painting and paint a textbox over there.

void dataGridView1_CellPainting(object sender, DataGridViewCellPaintingEventArgs e)
{
    if (e.ColumnIndex == yourColumnIndex && String.IsNullOrEmpty((string)e.FormattedValue))
    {
        Graphics g = e.Graphics;
        TextBoxRenderer.DrawTextBox(g, e.CellBounds,
            System.Windows.Forms.VisualStyles.TextBoxState.Normal);
        e.Handled = true;
    }
}