FarPoint.Win.Spread アセンブリ > FarPoint.Win.Spread 名前空間 > SheetView クラス : AddCustomFunction メソッド |
'Declaration
Public Sub AddCustomFunction( _ ByVal functionInfo As FunctionInfo _ )
public void AddCustomFunction( FunctionInfo functionInfo )
カスタム関数の使用の詳細については、「関数リファレンス」を参照してください。
public class CubeFunctionInfo : FarPoint.CalcEngine.FunctionInfo { public override string Name { get { return "CUBE"; } } public override int MinArgs { get { return 1; } } public override int MaxArgs { get { return 1; } } public override object Evaluate (object[] args) { double num = FarPoint.CalcEngine.CalcConvert.ToDouble(args[0]); return num * num * num; } } FarPoint.Win.Spread.SheetView sv; sv = fpSpread1.ActiveSheet; sv.AddCustomFunction((new CubeFunctionInfo)); sv.SetFormula(1, 1, "CUBE(4)");
Public Class CubeFunctionInfo Inherits FarPoint.CalcEngine.FunctionInfo Public Overrides ReadOnly Property Name() As String Get Return "CUBE" End Get End Property Public Overrides ReadOnly Property MinArgs() As Integer Get Return 1 End Get End Property Public Overrides ReadOnly Property MaxArgs() As Integer Get Return 1 End Get End Property Public Overrides Function Evaluate(ByVal args() As Object) As Object Dim num As Double = FarPoint.CalcEngine.CalcConvert.ToDouble(args(0)) Return num * num * num End Function End Class Dim sv As FarPoint.Win.Spread.SheetView sv = FpSpread1.ActiveSheet sv.AddCustomFunction((New CubeFunctionInfo)) sv.SetFormula(1, 1, "CUBE(4)")