ListViewCommandEventArgs.Item Property
.NET Framework (current version)
Gets the data item for which the command was issued.
Assembly: System.Web.Extensions (in System.Web.Extensions.dll)
The following example shows how to use the ListViewCommandEventArgs object that is passed to the event handler.
<%@ Page language="VB" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <script runat="server"> Protected Sub EmployeesListView_OnItemCommand(ByVal sender As Object, _ ByVal e As ListViewCommandEventArgs) If String.Equals(e.CommandName, "AddToList") Then ' Verify that the employee ID is not already in the list. If not, add the ' employee to the list. Dim dataItem As ListViewDataItem = CType(e.Item, ListViewDataItem) Dim employeeID As String = _ EmployeesListView.DataKeys(dataItem.DisplayIndex).Value.ToString() If SelectedEmployeesListBox.Items.FindByValue(employeeID) Is Nothing Then Dim item As ListItem = _ New ListItem(e.CommandArgument.ToString(), employeeID) SelectedEmployeesListBox.Items.Add(item) End If End If End Sub </script> <html xmlns="http://www.w3.org/1999/xhtml" > <head id="Head2" runat="server"> <title>Employee List</title> </head> <body> <form id="form1" runat="server"> <asp:ListView runat="server" ID="EmployeesListView" OnItemCommand="EmployeesListView_OnItemCommand" DataSourceID="EmployeesDataSource" DataKeyNames="EmployeeID"> <LayoutTemplate> <table runat="server" id="tblEmployees" cellspacing="0" cellpadding="1" width="440px" border="1"> <tr id="itemPlaceholder" runat="server"></tr> </table> <asp:DataPager ID="EmployeesDataPager" runat="server" PageSize="10"> <Fields> <asp:NumericPagerField /> </Fields> </asp:DataPager> </LayoutTemplate> <ItemTemplate> <tr runat="server"> <td> <asp:Label runat="server" ID="NameLabel" Text='<%#Eval("LastName") & ", " & Eval("FirstName") %>' /> </td> <td style="width:80px"> <asp:LinkButton runat="server" ID="SelectEmployeeButton" Text="Add To List" CommandName="AddToList" CommandArgument='<%#Eval("LastName") & ", " & Eval("FirstName") %>' /> </td> </tr> </ItemTemplate> </asp:ListView> <br /><br /> <b>Selected Employees:</b><br /> <asp:ListBox runat="server" ID="SelectedEmployeesListBox" Rows="10" Width="300px" /> <!-- This example uses Microsoft SQL Server and connects --> <!-- to the AdventureWorks sample database. Use an ASP.NET --> <!-- expression to retrieve the connection string value --> <!-- from the Web.config file. --> <asp:SqlDataSource ID="EmployeesDataSource" runat="server" ConnectionString="<%$ ConnectionStrings:AdventureWorks_DataConnectionString %>" SelectCommand="SELECT [EmployeeID], [FirstName], [LastName] FROM HumanResources.vEmployee ORDER BY [LastName], [FirstName], [EmployeeID]"> </asp:SqlDataSource> </form> </body> </html>
.NET Framework
Available since 3.5
Available since 3.5
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