Public Overrides Function IsRowUsed( _
   ByVal row As Integer _
) As Boolean

Dim instance As DefaultSheetStyleModel
Dim row As Integer
Dim value As Boolean
 
value = instance.IsRowUsed(row)

public override bool IsRowUsed( 
   int row
)

FarPoint.Win.Spread.StyleInfo sInfo = new FarPoint.Win.Spread.StyleInfo();
sInfo.BackColor = Color.LightBlue;
FarPoint.Win.Spread.Model.DefaultSheetStyleModel ds = (FarPoint.Win.Spread.Model.DefaultSheetStyleModel)fpSpread1.ActiveSheet.Models.Style;

int i;
for (i = 0; i <= 5; i++)
{
       ds.SetDirectInfo(i, 0, sInfo);
}

bool b;
b = ds.IsRowUsed(2);
if (b == true)
{
       MessageBox.Show("The row is used");
}

Dim sInfo As New FarPoint.Win.Spread.StyleInfo
sInfo.BackColor = Color.LightBlue
Dim ds As FarPoint.Win.Spread.Model.DefaultSheetStyleModel = FpSpread1.ActiveSheet.Models.Style
Dim i As Integer
For i = 0 To 5
       ds.SetDirectInfo(i, 0, sInfo)
Next

Dim b As Boolean
b = ds.IsRowUsed(2)
If b = True Then
       MessageBox.Show("The row is used")
End If