次のサンプルコードは、元の倍率と新しい倍率を返します。
fpSpread1.AllowUserZoom =true;
private void fpSpread1_UserZooming(object sender, FarPoint.Win.Spread.ZoomEventArgs e)
{
listBox1.Items.Add(e.NewZoomFactor);
listBox1.Items.Add(e.OldZoomFactor);
}
FpSpread1.AllowUserZoom = True
Private Sub FpSpread1_UserZooming(ByVal sender As Object, ByVal e As FarPoint.Win.Spread.ZoomEventArgs) Handles FpSpread1.UserZooming
ListBox1.Items.Add(e.NewZoomFactor)
ListBox1.Items.Add(e.OldZoomFactor)
End Sub