次のサンプルコードは、CellNoteIndicatorRendererプロパティを設定します。
FarPoint.Win.Spread.SpreadView sv = fpSpread1.GetRootWorkbook();
sv.CellNoteIndicatorRenderer = new FarPoint.Win.Spread.TriangleNoteIndicatorRenderer();
sv.Sheets[0].Cells[1, 1].Note = "Test";
Dim sv As FarPoint.Win.Spread.SpreadView = FpSpread1.GetRootWorkbook
sv.CellNoteIndicatorRenderer = New FarPoint.Win.Spread.TriangleNoteIndicatorRenderer()
sv.Sheets(0).Cells(1, 1).Note = "Test"