Hi Timothy,
please see the following sample
<%@ Import Namespace="Coolite.Examples.Code.Northwind"%>
<%@ Import Namespace="System.Collections.Generic"%>
<%@ Import Namespace="System.Linq"%>
<%@ Import Namespace="System.Linq.Expressions"%>
<%@ Page Language="C#" %>
<%@ Register Assembly="Coolite.Ext.Web" Namespace="Coolite.Ext.Web" TagPrefix="ext" %>
<!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 id="Head1" runat="server">
<title>Coolite Toolkit - GridPanel with ObjectDataSource</title>
<link href="../../../../resources/css/examples.css" rel="stylesheet" type="text/css" />
<script runat="server">
public List<Employee> GetEmployeesFilter(int start, int limit, string sort, string dir, out int count)
{
NorthwindDataContext db = new NorthwindDataContext();
IQueryable<Coolite.Examples.Code.Northwind.Employee> result = db.Employees.Select(e => e);
if (!string.IsNullOrEmpty(sort))
{
var param = Expression.Parameter(typeof(Employee), "e");
var sortExpression = Expression.Lambda<Func<Employee, object>>(Expression.Property(param, sort), param);
if (dir == "DESC")
{
result = result.OrderByDescending(sortExpression);
}
else
{
result = result.OrderBy(sortExpression);
}
}
if (start >= 0 && limit > 0)
{
result = result.Skip(start).Take(limit);
}
count = db.Employees.Count();
return result.ToList();
}
protected void Store1_RefreshData(object sender, StoreRefreshDataEventArgs e)
{
this.Label1.Text = e.Sort + ":" + e.Dir;
int count;
Store1.DataSource = this.GetEmployeesFilter(e.Start, e.Limit, e.Sort, e.Dir.ToString(), out count);
e.TotalCount = count;
Store1.DataBind();
}
</script>
<style type="text/css">
.x-grid3-td-fullName .x-grid3-cell-inner
{
font-family: tahoma, verdana;
display: block;
font-weight: normal;
font-style: normal;
color: #385F95;
white-space: normal;
}
.x-grid3-row-body p
{
margin: 5px 5px 10px 5px !important;
width: 99%;
color: Gray;
}
</style>
<script type="text/javascript">
var fullName = function(value, metadata, record, rowIndex, colIndex, store) {
return '' + record.data.LastName + ' ' + record.data.FirstName + '';
};
</script>
</head>
<body>
<form id="form1" runat="server">
<ext:ScriptManager ID="ScriptManager1" runat="server" />
<ext:Store
ID="Store1"
runat="server"
AutoLoad="true"
RemoteSort="true"
OnRefreshData="Store1_RefreshData">
<AutoLoadParams>
<ext:Parameter Name="start" Value="={0}" />
<ext:Parameter Name="limit" Value="={3}" />
</AutoLoadParams>
<Proxy>
<ext:DataSourceProxy />
</Proxy>
<Reader>
<ext:JsonReader ReaderID="EmployeeID">
<Fields>
<ext:RecordField Name="FirstName" />
<ext:RecordField Name="LastName" />
<ext:RecordField Name="Title" />
<ext:RecordField Name="TitleOfCourtesy" />
<ext:RecordField Name="BirthDate" Type="Date" />
<ext:RecordField Name="HireDate" Type="Date" />
<ext:RecordField Name="Address" />
<ext:RecordField Name="City" />
<ext:RecordField Name="Region" />
<ext:RecordField Name="PostalCode" />
<ext:RecordField Name="Country" />
<ext:RecordField Name="HomePhone" />
<ext:RecordField Name="Extension" />
<ext:RecordField Name="Notes" />
</Fields>
</ext:JsonReader>
</Reader>
</ext:Store>
<ext:GridPanel
runat="server"
ID="GridPanel1"
Title="Employees"
Frame="true"
StoreID="Store1"
Height="300">
<ColumnModel runat="server">
<Columns>
<ext:Column ColumnID="fullName" Header="Full Name" Width="150" DataIndex="LastName">
<Renderer Fn="fullName" />
</ext:Column>
<ext:Column DataIndex="Title" Header="Title" Width="150" />
<ext:Column DataIndex="TitleOfCourtesy" Header="Title Of Courtesy" Width="150" />
<ext:Column DataIndex="BirthDate" Header="BirthDate" Width="110">
<Renderer Fn="Ext.util.Format.dateRenderer('Y-m-d')" />
</ext:Column>
<ext:Column DataIndex="HireDate" Header="HireDate" Width="110">
<Renderer Fn="Ext.util.Format.dateRenderer('Y-m-d')" />
</ext:Column>
<ext:Column DataIndex="Address" Header="Address" Width="150" />
<ext:Column DataIndex="City" Header="City" Width="100" />
<ext:Column DataIndex="Region" Header="Region" Width="100" />
<ext:Column DataIndex="PostalCode" Header="PostalCode" Width="100" />
<ext:Column DataIndex="Country" Header="Country" Width="100" />
<ext:Column DataIndex="HomePhone" Header="HomePhone" Width="150" />
<ext:Column DataIndex="Extension" Header="Extension" Width="100" />
</Columns>
</ColumnModel>
<View>
<ext:GridView runat="server" EnableRowBody="true">
<GetRowClass Handler="rowParams.body = '<p>'+record.data.Notes+'</p>'; return 'x-grid3-row-expanded';" />
</ext:GridView>
</View>
<SelectionModel>
<ext:RowSelectionModel runat="server" />
</SelectionModel>
<BottomBar>
<ext:PagingToolBar ID="PagingToolBar1" runat="server" PageSize="3" StoreID="Store1"
DisplayInfo="true" DisplayMsg="Displaying employees {0} - {1} of {2}" EmptyMsg="No employees to display" />
</BottomBar>
<LoadMask ShowMask="true" />
</ext:GridPanel>
<ext:Label ID="Label1" runat="server" />
</form>
</body>
</html>