次のサンプルコードは、ドラッグ範囲の開始列の背景色を変更します。
private void fpSpread1DragFillBlockCompleted(object sender, FarPoint.Win.Spread.DragFillBlockCompletedEventArgs e)
{
fpSpread1.ActiveSheet.Columns(e.ColumnBegin).BackColor = Color.Yellow;
}
Private Sub FpSpread1DragFillBlockCompleted(ByVal sender As Object, ByVal e As FarPoint.Win.Spread.DragFillBlockCompletedEventArgs)
Handles FpSpread1.DragFillBlockCompleted
FpSpread1.ActiveSheet.Columns(e.ColumnBegin).BackColor = Color.Yellow
End Sub