The following code is a simplified version of you example here..

https://es.infragistics.com/samples/aspnet/calc-manager/basic-math

nothing complex, yet it doesn't work. As you know, gaining knowledge via a complete working downloadable example is teaching a horse how to fish :)...

 

<%

@ Page Language="vb" AutoEventWireup="false" CodeBehind="WebForm2.aspx.vb" Inherits="FinancialsExperiment.WebForm2" %>

<%

@ Register Assembly="Infragistics35.WebUI.UltraWebCalcManager.v10.1, Version=10.1.20101.1011, Culture=neutral, PublicKeyToken=7dd5c3163f2cd0cb"

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Namespace="Infragistics.WebUI.UltraWebCalcManager" TagPrefix="igcalc"

%>

<%

 

@ Register Assembly

="Infragistics35.Web.v10.1, Version=10.1.20101.1011, Culture=neutral, PublicKeyToken=7dd5c3163f2cd0cb"

 

 

Namespace="Infragistics.Web.UI.EditorControls" TagPrefix="ig"

%>

<%

 

@ Register Assembly

="System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"

 

 

Namespace="System.Web.UI" TagPrefix="asp"

%>

<!

 

 

DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"

"">www.w3.org/.../xhtml1-transitional.dtd">

<

 

 

html xmlns="">http://www.w3.org/1999/xhtml"

>

<

 

 

head runat

="server">

 

 

<title></title

>

</

 

 

head

>

<

 

 

body

>

 

 

<form id="form1" runat

="server">

 

 

<div

>

 

 

<asp:ScriptManager ID="ScriptManager1" runat

="server">

 

 

</asp:ScriptManager

>

 

 

<ig:WebNumericEditor ID="WebNumericEditor1" runat="server" AutoPostBackFlags-ValueChanged

=On>

 

 

</ig:WebNumericEditor

>

 

 

<ig:WebNumericEditor ID="WebNumericEditor2" runat

="server">

 

 

</ig:WebNumericEditor

>

 

 

<ig:WebNumericEditor ID="WebNumericEditor3" runat

="server">

 

 

</ig:WebNumericEditor

>

 

 

<igcalc:UltraWebCalcManager ID="UltraWebCalcManager1" runat

='server'>

 

 

</igcalc:UltraWebCalcManager

>

 

 

</div

>

 

 

</form

>

</

 

 

body

>

</

 

 

html

>

 

Imports

 

Infragistics.WebUI.UltraWebCalcManager

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Partial

 

 

Public Class

WebForm2

 

 

Inherits

System.Web.UI.Page

 

 

Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me

.Load

 

 

If Not IsPostBack

Then

 

 

Me

.WebNumericEditor1.Value = 1

 

 

Me

.WebNumericEditor2.Value = 2

 

 

Me

.WebNumericEditor3.Value = 3

SetForumla(

 

Me.WebNumericEditor3, "[WebNumericEditor1] + [WebNumericEditor2]"

)

 

 

End

If

 

 

End

Sub

 

 

 

Private Sub SetForumla(ByVal control As Control, ByVal formula As String

)

 

 

' To acces extender the CalcManager extender properties, call

 

 

' the first get the GetCalcSettings method.

 

 

Dim objCalcSettings As

CalcSettings

objCalcSettings =

 

Me

.UltraWebCalcManager1.GetCalcSettings(control)

 

 

' Set the Formula

objCalcSettings.Formula = formula

 

 

End

Sub

 

 

Protected Sub WebNumericEditor1_ValueChanged(ByVal sender As Object, ByVal e As Infragistics.Web.UI.EditorControls.TextEditorValueChangedEventArgs) Handles

WebNumericEditor1.ValueChanged

 

 

Me

.UltraWebCalcManager1.ReCalc()

 

 

End

Sub

End

 

 

Class

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

<%

 

@ Page Language="vb" AutoEventWireup="false" CodeBehind="WebForm2.aspx.vb" Inherits="FinancialsExperiment.WebForm2"

%>

 

<%

 

@ Register Assembly

="Infragistics35.WebUI.UltraWebCalcManager.v10.1, Version=10.1.20101.1011, Culture=neutral, PublicKeyToken=7dd5c3163f2cd0cb"

 

 

 

Namespace="Infragistics.WebUI.UltraWebCalcManager" TagPrefix="igcalc"

%>

 

<%

 

@ Register Assembly

="Infragistics35.Web.v10.1, Version=10.1.20101.1011, Culture=neutral, PublicKeyToken=7dd5c3163f2cd0cb"

 

 

 

Namespace="Infragistics.Web.UI.EditorControls" TagPrefix="ig"

%>

 

<%

 

@ Register Assembly

="System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"

 

 

 

Namespace="System.Web.UI" TagPrefix="asp"

%>

 

<!

 

 

DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"

"">www.w3.org/.../xhtml1-transitional.dtd">

 

<

 

 

html xmlns="">http://www.w3.org/1999/xhtml"

>

 

<

 

 

head runat

="server">

 

 

 

<title></title

>

 

</

 

 

head

>

 

<

 

 

body

>

 

 

 

<form id="form1" runat

="server">

 

 

 

<div

>

 

 

 

<asp:ScriptManager ID="ScriptManager1" runat

="server">

 

 

 

</asp:ScriptManager

>

 

 

 

<ig:WebNumericEditor ID="WebNumericEditor1" runat="server" AutoPostBackFlags-ValueChanged

=On>

 

 

 

</ig:WebNumericEditor

>

 

 

 

<ig:WebNumericEditor ID="WebNumericEditor2" runat

="server">

 

 

 

</ig:WebNumericEditor

>

 

 

 

<ig:WebNumericEditor ID="WebNumericEditor3" runat

="server">

 

 

 

</ig:WebNumericEditor

>

 

 

 

<igcalc:UltraWebCalcManager ID="UltraWebCalcManager1" runat

='server'>

 

 

 

</igcalc:UltraWebCalcManager

>

 

 

 

</div

>

 

 

 

</form

>

 

</

 

 

body

>

 

</

 

 

html

>