private void Form1_Load(object sender, EventArgs e)
{
fpSpread1.ActiveSheet.RowCount = 5;
fpSpread1.ActiveSheet.ColumnCount = 3;
// 灰色領域の背景色を変更
fpSpread1.ActiveSheet.GrayAreaBackColor = Color.LightSalmon;
}
Private Sub Design_Sheet_08_Load(sender As Object, e As EventArgs) Handles MyBase.Load
FpSpread1.ActiveSheet.RowCount = 5
FpSpread1.ActiveSheet.ColumnCount = 3
' 灰色領域の背景色を変更
FpSpread1.ActiveSheet.GrayAreaBackColor = Color.LightSalmon
End Sub