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Template Based Multiple Control Validator

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4.82/5 (10 votes)
25 Mar 2009CPOL3 min read 39.1K   740   30  
A templated server control that allows us to validate multiple controls with the same validation controls
<%@ Page Language="C#" AutoEventWireup="true"  CodeFile="Default.aspx.cs" Inherits="_Default" %>

<%@ Register assembly="ValidationAggregator" namespace="ValidationAggregator" tagprefix="cc1" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>

</head>
<body>
    <form id="form1" runat="server">
    <div>
    
    	<table>
			<tr>
				<td>
					Height :</td>
				<td>
					<asp:TextBox ID="txtHeight" runat="server" Width="93px"></asp:TextBox>
				</td>
			</tr>
			<tr>
				<td>
					Width :</td>
				<td>
					<asp:TextBox ID="txtWidth" runat="server" Width="93px"></asp:TextBox>
				</td>
			</tr>
			<tr>
				<td>
					Depth :</td>
				<td>
					<asp:TextBox ID="txtDepth" runat="server" Width="93px"></asp:TextBox>
				</td>
			</tr>
			<tr>
				<td>
				</td>
				<td>
				</td>
			</tr>
			<tr>
				<td>
					&nbsp;</td>
				<td>
					<asp:ValidationSummary ID="ValidationSummary1" runat="server" 
						ValidationGroup="InsertObject" />
				</td>
			</tr>
			<tr>
				<td>
					&nbsp;</td>
				<td>
					<asp:Button ID="btnInsert" runat="server" Text="Insert Object" 
						ValidationGroup="InsertObject" />
				</td>
			</tr>
		</table>
		<cc1:ValidationTemplate ID="ValidationTemplate1" runat="server" 
			DefaultValidationGroup="InsertObject">
			<Validators>
				<asp:RequiredFieldValidator ID="RequiredFieldValidator1" runat="server" 
					ErrorMessage="{0} is mandatory" Display="Dynamic">*</asp:RequiredFieldValidator>
				<asp:RegularExpressionValidator  runat="server" 
					ErrorMessage="{0} is incorrect" Display="Dynamic" ValidationExpression="\d+">*</asp:RegularExpressionValidator>
				<asp:RangeValidator ID="RangeValidator1" runat="server" 
					ErrorMessage="{0} should be between 10 and 100" MaximumValue="100" 
					MinimumValue="10" Display="Dynamic" Type="Integer">*</asp:RangeValidator>
			</Validators>
			<ControlsToValidate>
				<cc1:ControlDesc CID="txtHeight" Label="Height" />
				<cc1:ControlDesc CID="txtWidth" Label="Width" />
				<cc1:ControlDesc CID="txtDepth" Label="Depth" />
			</ControlsToValidate>
		</cc1:ValidationTemplate>
    
    </div>
	<br />
	<br />
    <div>
		<asp:ObjectDataSource ID="ObjectDataSource1" runat="server" 
			DataObjectTypeName="MyObject" SelectMethod="GetObjects" 
			TypeName="MyObjectsList" UpdateMethod="UpdateObject"></asp:ObjectDataSource>
		<table>
			<tr>
				<td>
		<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" 
			DataKeyNames="ID" DataSourceID="ObjectDataSource1">
			<Columns>
				<asp:CommandField ShowEditButton="True" ValidationGroup="UpdateObject" />
				<asp:BoundField DataField="ID" HeaderText="ID" SortExpression="ID" ReadOnly="True" />
				<asp:TemplateField HeaderText="Height" SortExpression="Height">
					<EditItemTemplate>
						<asp:TextBox ID="txtHeight" runat="server" Text='<%# Bind("Height") %>'  Width="40px"></asp:TextBox>
						<cc1:Validator ID="Validator1" runat="server" ControlToValidate="txtHeight" 
							Label="Height" TemplateId="ValidationTemplate1" 
							ValidationGroup="UpdateObject" />
					</EditItemTemplate>
					<ItemTemplate>
						<asp:Label ID="Label1" runat="server" Text='<%# Bind("Height") %>'></asp:Label>
					</ItemTemplate>
				</asp:TemplateField>
				<asp:TemplateField HeaderText="Width" SortExpression="Width">
					<EditItemTemplate>
						<asp:TextBox ID="txtWidth" runat="server" Text='<%# Bind("Width") %>'  Width="40px"></asp:TextBox>
						<cc1:Validator ID="Validator2" runat="server" ControlToValidate="txtWidth" 
							Label="Width" TemplateId="ValidationTemplate1" ValidationGroup="UpdateObject" />
					</EditItemTemplate>
					<ItemTemplate>
						<asp:Label ID="Label2" runat="server" Text='<%# Bind("Width") %>'></asp:Label>
					</ItemTemplate>
				</asp:TemplateField>
				<asp:TemplateField HeaderText="Depth" SortExpression="Depth">
					<EditItemTemplate>
						<asp:TextBox ID="txtDepth" runat="server" Text='<%# Bind("Depth") %>'  Width="40px"></asp:TextBox>
						<cc1:Validator ID="Validator3" runat="server" ControlToValidate="txtDepth" 
							Label="Depth" TemplateId="ValidationTemplate1" ValidationGroup="UpdateObject" />
					</EditItemTemplate>
					<ItemTemplate>
						<asp:Label ID="Label3" runat="server" Text='<%# Bind("Depth") %>'></asp:Label>
					</ItemTemplate>
				</asp:TemplateField>
			</Columns>
		</asp:GridView>
				</td>
				<td>
					<asp:ValidationSummary ID="ValidationSummary2" runat="server" 
						ValidationGroup="UpdateObject" />
				</td>
			</tr>
		</table>
		<br />
	</div>
    </form>
</body>
</html>

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License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)


Written By
Software Developer (Senior)
Algeria Algeria
Fascinated by good architectures, well thought classes and clean code. I work as a software developer since 2004.

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