ListItemType Enumeration
.NET Framework (current version)
Specifies the type of an item in a list control.
Assembly: System.Web (in System.Web.dll)
| Member name | Description | |
|---|---|---|
| AlternatingItem | An item in alternating (zero-based even-indexed) cells. It is data-bound. | |
| EditItem | An item in a list control currently in edit mode. It is data-bound. | |
| Footer | A footer for the list control. It is not data-bound. | |
| Header | A header for the list control. It is not data-bound. | |
| Item | An item in the list control. It is data-bound. | |
| Pager | A pager that displays the controls to navigate to different pages associated with the DataGrid control. It is not data-bound. | |
| SelectedItem | A selected item in the list control. It is data-bound. | |
| Separator | A separator between items in a list control. It is not data-bound. |
<%@ Page Language="VB" AutoEventWireup="True" %> <%@ Import Namespace="System.Data" %> <!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" > <script runat="server"> Function CreateDataSource() As ICollection ' Create sample data for the DataGrid control. Dim dt As DataTable = New DataTable() Dim dr As DataRow ' Define the columns of the table. dt.Columns.Add(New DataColumn("IntegerValue", GetType(Int32))) dt.Columns.Add(New DataColumn("StringValue", GetType(String))) dt.Columns.Add(New DataColumn("CurrencyValue", GetType(Double))) ' Populate the table with sample values. Dim i As Integer For i=0 To 10 dr = dt.NewRow() dr(0) = i dr(1) = "Item " & i.ToString() dr(2) = 1.23 * (i + 1) dt.Rows.Add(dr) Next i Dim dv As DataView = New DataView(dt) return dv End Function Sub Page_Load(sender As Object, e As EventArgs) ' Load sample data only once, when the page is first loaded. If Not IsPostBack Then ItemsGrid.DataSource = CreateDataSource() ItemsGrid.DataBind() End If End Sub Sub Item_Bound(sender As Object, e As DataGridItemEventArgs) ' Use the ItemDataBound event to customize the DataGrid control. ' The ItemDataBound event allows you to access the data before ' the item is displayed in the control. In this example, the ' ItemDataBound event is used to format the items in the ' CurrencyColumn in currency format. If e.Item.ItemType = ListItemType.Item Or _ e.Item.ItemType = ListItemType.AlternatingItem Then ' Retrieve the text of the CurrencyColumn from the DataGridItem ' and convert the value to a Double. Dim Price As Double = Convert.ToDouble(e.Item.Cells(2).Text) ' Format the value as currency and redisplay it in the DataGrid. e.Item.Cells(2).Text = Price.ToString("c") End If End Sub </script> <head runat="server"> <title>DataGrid ItemDataBound Example</title> </head> <body> <form id="form1" runat="server"> <h3>DataGrid ItemDataBound Example</h3> <asp:DataGrid id="ItemsGrid" runat="server" BorderColor="black" BorderWidth="1" CellPadding="3" ShowFooter="true" OnItemDataBound="Item_Bound"> <HeaderStyle BackColor="#00aaaa"> </HeaderStyle> <FooterStyle BackColor="#00aaaa"> </FooterStyle> </asp:DataGrid> </form> </body> </html>
.NET Framework
Available since 1.1
Available since 1.1
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