Public ReadOnly Property TabButton As TabStripButton

Dim instance As PaintTabStripButtonEventArgs
Dim value As TabStripButton
 
value = instance.TabButton

public TabStripButton TabButton {get;}

private void fpspread1PaintTabStripButton(object sender, FarPoint.Win.Spread.PaintTabStripButtonEventArgs e) 
{ 
      if (e.TabButton == TabStripButton.Home) { 
            e.Cancel = true; 
            e.Graphics.FillRectangle(Brushes.Aqua, new RectangleF(e.ButtonRectangle.X, e.ButtonRectangle.Y, e.ButtonRectangle.Width, e.ButtonRectangle.Height)); 
      } 
}

Private Sub fpspread1PaintTabStripButton(ByVal sender As Object, ByVal e As FarPoint.Win.Spread.PaintTabStripButtonEventArgs)
Handles FpSpread1.PaintTabStripButton
      If e.TabButton = TabStripButton.Home Then
            e.Cancel = True
            e.Graphics.FillRectangle(Brushes.Aqua, New RectangleF(e.ButtonRectangle.X, e.ButtonRectangle.Y, e.ButtonRectangle.Width, e.ButtonRectangle.Height))
      End If
End Sub