Public ReadOnly Property Column As Integer

Dim instance As FilterBarEventArgs
Dim value As Integer
 
value = instance.Column

public int Column {get;}

 fpSpread1.Sheets[0].AutoFilterMode = FarPoint.Win.Spread.AutoFilterMode.FilterBar;

private void fpSpread1_FilterBarClick(object sender, FarPoint.Win.Spread.FilterBarEventArgs e)
        {
            listBox1.Items.Add(e.Button.ToString());
            listBox1.Items.Add(e.Cancel.ToString());
            listBox1.Items.Add(e.Column.ToString());
            listBox1.Items.Add(e.View.ToString());
            listBox1.Items.Add(e.X.ToString());
            listBox1.Items.Add(e.Y.ToString());
        }

FpSpread1.Sheets(0).AutoFilterMode = FarPoint.Win.Spread.AutoFilterMode.FilterBar

Private Sub FpSpread1_FilterBarClick(ByVal sender As System.Object, ByVal e As FarPoint.Win.Spread.FilterBarEventArgs) Handles FpSpread1.FilterBarClick
        ListBox1.Items.Add(e.Button.ToString())
        ListBox1.Items.Add(e.Cancel.ToString())
        ListBox1.Items.Add(e.Column.ToString())
        ListBox1.Items.Add(e.View.ToString())
        ListBox1.Items.Add(e.X.ToString())
        ListBox1.Items.Add(e.Y.ToString())
    End Sub