Telerik VB Dynamic Data Field Templates - Decimal Edit - RadNumericTextBox

Here is a customFieldTemplate for Decimal Edit using VB and Telerik controls - RadNumericTextBox :

decimal_edit.ascx

 <%@ Register assembly="Telerik.Web.UI" namespace="Telerik.Web.UI" tagprefix="telerik" %>
<telerik:RadNumericTextBox runat="server" ID="RadNumericTextBox1" Text='<%# FieldValueEditString %>' Skin="Vista"></telerik:RadNumericTextBox>
<asp:RequiredFieldValidator runat="server" ID="RequiredFieldValidator1" ControlToValidate="RadNumericTextBox1" Display="Dynamic" Enabled="false" />
<asp:CompareValidator runat="server" ID="CompareValidator1" ControlToValidate="RadNumericTextBox1" Display="Dynamic"
    Operator="DataTypeCheck" Type="Double"/>
<asp:RegularExpressionValidator runat="server" ID="RegularExpressionValidator1" ControlToValidate="RadNumericTextBox1" Display="Dynamic" Enabled="false" />
<asp:RangeValidator runat="server" ID="RangeValidator1" ControlToValidate="RadNumericTextBox1" Type="Double"
    Enabled="false" EnableClientScript="true" MinimumValue="0" MaximumValue="100" Display="Dynamic" />
<asp:DynamicValidator runat="server" ID="DynamicValidator1" ControlToValidate="RadNumericTextBox1" Display="Dynamic" />

decimal_edit.ascx.vb

Imports System.Web.DynamicData

Partial Class Decimal_EditField
    Inherits System.Web.DynamicData.FieldTemplateUserControl

       
    Public Overrides ReadOnly Property DataControl As Control
        Get
            Return RadNumericTextBox1
        End Get
    End Property
   
    Protected Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs)

        Dim metaData = MetadataAttributes.OfType(Of System.ComponentModel.DataAnnotations.RangeAttribute)().FirstOrDefault()
        If Not IsDBNull(metaData) Then
            RadNumericTextBox1.MinValue = Convert.ToDouble(metaData.Minimum)
            RadNumericTextBox1.MaxValue = Convert.ToDouble(metaData.Maximum)
        End If

            RadNumericTextBox1.ToolTip = Column.Description
            SetUpValidator(RequiredFieldValidator1)
            SetUpValidator(CompareValidator1)
            SetUpValidator(RegularExpressionValidator1)
            SetUpValidator(RangeValidator1)
            SetUpValidator(DynamicValidator1)
    End Sub
   
    Protected Overrides Sub ExtractValues(ByVal dictionary As IOrderedDictionary)
        dictionary(Column.Name) = ConvertEditedValue(RadNumericTextBox1.Text)
    End Sub


End Class

For a C# version of Telerik field templates, see Atanas Korchev's blog, Yet another update of RadControls for ASP.NET Ajax DynamicData support.

 

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