aspnet-ej1-demos/Grid/HeaderTemplate.aspx

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<%@ Page Title="Grid-Header Template-ASP.NET-SYNCFUSION" Language="C#" MetaDescription="This demo explains how to customize column headers to show additional HTML elements, such as icons, images, etc. in Syncfusion ASP.NET Web Forms DataGrid control." AutoEventWireup="true" CodeBehind="HeaderTemplate.aspx.cs" MasterPageFile="~/Samplebrowser.Master" Inherits="WebSampleBrowser.Grid.HeaderTemplate" %>
<asp:Content ID="Content1" ContentPlaceHolderID="SampleHeading" runat="server">
<span class="sampleName">Grid / Columns / Header Template</span>
</asp:Content>
<asp:Content ID="ControlContent" runat="server" ContentPlaceHolderID="ControlsSection">
<div>
<ej:Grid ID="OrdersGrid" runat="server" AllowPaging="True">
<Columns>
<ej:Column Field="OrderID" HeaderText="Order ID" IsPrimaryKey="True" TextAlign="Right" Width="75" />
<ej:Column Field="CustomerID" HeaderText="Customer ID" Width="90" />
<ej:Column Field="ShipCity" HeaderText="Ship City" Width="90" />
<ej:Column Field="OrderDate" HeaderText="Order Date" HeaderTemplateID="#dateTemplate"
TextAlign="Right" Width="100" Format="{0:MM/dd/yyyy}" />
<ej:Column Field="ShipCountry" HeaderText="Ship Country" Width="110" />
<ej:Column Field="EmployeeID" HeaderText="Emp ID" HeaderTemplateID="#employeeTemplate" TextAlign="Right" Width="90" />
</Columns>
</ej:Grid>
</div>
</asp:Content>
<asp:Content ID="ScriptContent" runat="server" ContentPlaceHolderID="ScriptSection">
<script id="dateTemplate" type="text/x-jsrender">
<span class="date headericon"></span>Order Date
</script>
<script id="employeeTemplate" type="text/x-jsrender">
<span class="headericon employee"></span>Emp ID
</script>
</asp:Content>
<asp:Content ID="Content2" ContentPlaceHolderID="StyleSection" runat="server">
<style type="text/css">
.headericon {
background-image: url(../Content/ejthemes/common-images/icons-gray.png);
padding-left: 20px;
}
.date {
background-position: -3px -86px;
}
.employee {
background-position: -82px -62px;
}
</style>
</asp:Content>