validation in grid

[vairam]

Hi

While i'm updating the grid i need to validate. when i click the update button it not validating the textbox value here is my code.what i need to do?

<

telerik:RadGrid ID="RadGridRule" runat="server" ValidationSettings-EnableValidation="true" ValidationSettings-ValidationGroup="grid" ValidationSettings-CommandsToValidate="PerformInsert,Update" Skin="Office2007" Width="688px" AllowPaging="True" AllowSorting="True" AutoGenerateColumns="False" GridLines="None" OnItemCommand="RadGridRule_ItemCommand" OnNeedDataSource="RadGridRule_NeedDataSource" >

<MasterTableView DataKeyNames="RuleId" EditMode="EditForms" CommandItemDisplay="Top" >

<RowIndicatorColumn Visible="False">

<HeaderStyle Width="20px" />

</RowIndicatorColumn>

<ExpandCollapseColumn Resizable="False" Visible="False">

<HeaderStyle Width="20px" />

</ExpandCollapseColumn>

<Columns>

<telerik:GridEditCommandColumn >

</telerik:GridEditCommandColumn>

<telerik:GridBoundColumn DataField="RuleId" UniqueName="RuleID" HeaderText="RuleId" SortExpression="RuleId"

Visible="False" Display="False" ReadOnly="True">

</telerik:GridBoundColumn>

<telerik:GridTemplateColumn HeaderText="Rule Name" SortExpression="RuleName"

UniqueName="RuleName" EditFormColumnIndex="1" Visible="true">

<HeaderStyle Width="150px" />

<ItemTemplate>

<asp:Label runat="server" ID="lblRuleName" Text='<%# Eval("RuleName") %>'></asp:Label>

</ItemTemplate>

<EditItemTemplate>

<asp:TextBox runat="server" CssClass="textbox" Height="22px" ID="txtRuleName" Text='<%# Bind("RuleName") %>'></asp:TextBox>

<asp:RequiredFieldValidator ID="rfvRuleName" ControlToValidate="txtRuleName" CssClass="errormsg" Display="Dynamic" ErrorMessage="*" ValidationGroup="grid" runat="server" ></asp:RequiredFieldValidator>

</EditItemTemplate>

</telerik:GridTemplateColumn>

<telerik:GridTemplateColumn HeaderText="Rule Description" SortExpression="RuleDescription"

UniqueName="RuleDescription" EditFormColumnIndex="1" Visible="true">

<HeaderStyle Width="150px" />

<ItemTemplate>

<asp:Label runat="server" ID="lblRuleDescription" Text='<%# Eval("RuleDescription") %>'></asp:Label>

</ItemTemplate>

<EditItemTemplate>

<asp:TextBox runat="server" CssClass="textbox" MaxLength="1000" TextMode="MultiLine" Height="30px" Width="200px" ID="txtRuleDescription" Text='<%# Bind("RuleDescription") %>'></asp:TextBox>

<br />

</EditItemTemplate>

</telerik:GridTemplateColumn>

<telerik:GridTemplateColumn HeaderText="Rule Order" SortExpression="RuleOrder"

UniqueName="RuleOrder" EditFormColumnIndex="1" Visible="true">

<HeaderStyle Width="150px" />

<ItemTemplate>

<asp:Label runat="server" ID="lblRuleOrder" Text='<%# Eval("RuleOrder") %>'></asp:Label>

</ItemTemplate>

<EditItemTemplate>

<asp:TextBox runat="server" CssClass="textbox" Height="22px" ID="txtRuleOrder" Text='<%# Bind("RuleOrder") %>'></asp:TextBox>

<asp:RequiredFieldValidator ID="rfvRuleOrder" ControlToValidate="txtRuleOrder" CssClass="errormsg" Display="Dynamic" ErrorMessage="*" ValidationGroup="grid" runat="server" ></asp:RequiredFieldValidator>

<asp:RangeValidator ID="rvRuleOrder" ControlToValidate="txtRuleOrder" runat="server" CssClass="errormsg" Display="Dynamic" ErrorMessage="Invalid" Type="Integer" ValidationGroup="grid" MinimumValue="1" MaximumValue="1000"></asp:RangeValidator>

</EditItemTemplate>

</telerik:GridTemplateColumn>

<telerik:GridTemplateColumn HeaderText="BoundaryMin" SortExpression="BoundaryMin"

UniqueName="BoundaryMin" EditFormColumnIndex="1" Visible="true">

<HeaderStyle Width="150px" />

<ItemTemplate>

<asp:Label runat="server" ID="lblBoundaryMin" Text='<%# Eval("BoundaryMin","{0:C}") %>'></asp:Label>

</ItemTemplate>

<EditItemTemplate>

<telerik:RadNumericTextBox Skin="Office2007" ShowSpinButtons="true" Value='<%# (double.Parse(DataBinder.Eval(Container.DataItem, "BoundaryMin")==DBNull.Value ? "0.0" :DataBinder.Eval(Container.DataItem, "BoundaryMin").ToString()))%>' Type="Currency" ID="txtBoundaryMin" NumberFormat-DecimalDigits="2" NumberFormat-AllowRounding="true" NumberFormat-DecimalSeparator="." NumberFormat-GroupSeparator="," NumberFormat-GroupSizes="3" runat="server"></telerik:RadNumericTextBox>

<asp:RequiredFieldValidator ID="rfvBoundaryMin" ControlToValidate="txtBoundaryMin" CssClass="errormsg" Display="Dynamic" ErrorMessage="*" ValidationGroup="grid" runat="server" ></asp:RequiredFieldValidator>

</EditItemTemplate>

</telerik:GridTemplateColumn>

<telerik:GridTemplateColumn HeaderText="BoundaryMax" SortExpression="BoundaryMax"

UniqueName="BoundaryMax" EditFormColumnIndex="1" Visible="true">

<HeaderStyle Width="150px" />

<ItemTemplate>

<asp:Label runat="server" ID="lblBoundaryMax" Text='<%# Eval("BoundaryMax") %>'></asp:Label>

</ItemTemplate>

<EditItemTemplate>

<telerik:RadNumericTextBox Skin="Office2007" ShowSpinButtons="true" MinValue="1" Value='<%# (double.Parse(DataBinder.Eval(Container.DataItem, "BoundaryMax")==DBNull.Value ? "1.0" :DataBinder.Eval(Container.DataItem, "BoundaryMax").ToString()))%>' Type="Currency" ID="txtBoundaryMax" NumberFormat-DecimalDigits="2" NumberFormat-AllowRounding="true" NumberFormat-DecimalSeparator="." NumberFormat-GroupSeparator="," NumberFormat-GroupSizes="3" runat="server"></telerik:RadNumericTextBox>

<asp:RequiredFieldValidator ID="rfvBoundaryMax" ControlToValidate="txtBoundaryMax" CssClass="errormsg" Display="Dynamic" ErrorMessage="*" ValidationGroup="grid" runat="server" ></asp:RequiredFieldValidator>

<asp:CompareValidator ID ="cvBoundary" ControlToCompare ="txtBoundaryMax" ControlToValidate="txtBoundaryMin" CssClass="BoundaryMin Should be less than or equal to BountryMax" ValidationGroup="grid" Type="Currency" runat="server" Operator="GreaterThanEqual"></asp:CompareValidator>

</EditItemTemplate>

</telerik:GridTemplateColumn>

<telerik:GridButtonColumn CommandName="Delete" ConfirmText="Do you want to Remove this Rule?" HeaderText="Remove" Text="Remove" UniqueName="DeleteColumn">

<HeaderStyle HorizontalAlign="Center" />

<ItemStyle HorizontalAlign="Center" />

</telerik:GridButtonColumn>

</Columns>

<EditFormSettings ColumnNumber="2" CaptionDataField="RuleName" CaptionFormatString="Edit properties of Rule {0}">

<FormTableItemStyle Wrap="False"></FormTableItemStyle>

<FormCaptionStyle CssClass="EditFormHeader"></FormCaptionStyle>

<FormMainTableStyle GridLines="Horizontal" CellSpacing="0" CellPadding="3" BackColor="White"

Width="100%" />

<FormTableStyle CellSpacing="0" CellPadding="2" CssClass="module" Height="110px"

BackColor="White" />

<FormTableAlternatingItemStyle Wrap="False"></FormTableAlternatingItemStyle>

<EditColumn ButtonType="ImageButton"

InsertText="Insert Rule" UpdateText="Update record" UniqueName="EditCommandColumn1" CancelText="Cancel edit">

</EditColumn>

<FormTableButtonRowStyle HorizontalAlign="Right" CssClass="EditFormButtonRow"></FormTableButtonRowStyle>

</EditFormSettings>

</MasterTableView>

<ClientSettings>

<Selecting AllowRowSelect="True" />

</ClientSettings>

</telerik:RadGrid>

[Yavor]

Hi vairam,

To see more information on the validation options with the control, please refer to the following article. Alternatively, you can dynamically nest the validators in the edit form, or use the ItemCommand handler of the control to validate the input on the server.

Greetings,
Yavor
the Telerik team

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