AutoCalculation Property (ICalculationSupport)

Gets or sets whether the control automatically recalculates each formula in the sheet when the contents of dependent cells change.

Syntax

Visual Basic
C#

'Declaration
 
Property AutoCalculation As Boolean

'Usage
 
Dim instance As ICalculationSupport
Dim value As Boolean
 
instance.AutoCalculation = value
 
value = instance.AutoCalculation

bool AutoCalculation {get; set;}

Property Value

Boolean: true to automatically recalculate formulas; false otherwise

Example

This example sets whether the spreadsheet recalculates each formula when the contents of dependent cells change.

DialogResult dlg;
FarPoint.Win.Spread.Model.ICalculationSupport cs;
fpSpread1.ActiveSheet.SetValue(0, 0, 10);
fpSpread1.ActiveSheet.SetValue(0, 1, 20);
fpSpread1.ActiveSheet.SetFormula(3, 0, "SUM(A1,B1)");
dlg = MessageBox.Show("Do you want to recalculate the formula?", "AutoCalculation", MessageBoxButtons.YesNo);
if (dlg == DialogResult.Yes)
{
     cs = (FarPoint.Win.Spread.Model.ICalculationSupport)fpSpread1.ActiveSheet.Models.Data;
     cs.AutoCalculation = true;
     fpSpread1.ActiveSheet.SetValue(0, 1, 50);
}
else if(dlg == DialogResult.No)
{
     cs = (FarPoint.Win.Spread.Model.ICalculationSupport)fpSpread1.ActiveSheet.Models.Data;
     cs.AutoCalculation = false;
     fpSpread1.ActiveSheet.SetValue(0, 1, 50);
}

Visual Basic

Dim dlg As DialogResult
Dim cs As FarPoint.Win.Spread.Model.ICalculationSupport
FpSpread1.ActiveSheet.SetValue(0, 0, 10)
FpSpread1.ActiveSheet.SetValue(0, 1, 20)
FpSpread1.ActiveSheet.SetFormula(3, 0, "SUM(A1,B1)")
dlg = MessageBox.Show("Do you want to auto calc the formula?", "AutoCalculation", MessageBoxButtons.YesNo)
If dlg = DialogResult.Yes Then
     cs = FpSpread1.ActiveSheet.Models.Data
     cs.AutoCalculation = True
     FpSpread1.ActiveSheet.SetValue(0, 1, 50)
ElseIf dlg = DialogResult.No Then
     cs = FpSpread1.ActiveSheet.Models.Data
     cs.AutoCalculation = False
     FpSpread1.ActiveSheet.SetValue(0, 1, 50)
End If

Requirements

Target Platforms: Windows 2000 Professional (SP4), Windows 2000 Server, Windows 2003 Server (SP1), Windows Server 2012 R2, Windows 2008, Windows XP (SP2), Windows Vista, Windows 7, Windows 8, Windows 8.1, Windows 10

Reference

ICalculationSupport Interface
ICalculationSupport Members