RepeaterCommandEventArgs Class

Definition

Fornisce i dati per l'evento ItemCommand di una classeRepeater.Provides data for the ItemCommand event of a Repeater. Questa classe non può essere ereditata.This class cannot be inherited.

public ref class RepeaterCommandEventArgs sealed : System::Web::UI::WebControls::CommandEventArgs
public ref class RepeaterCommandEventArgs : System::Web::UI::WebControls::CommandEventArgs
public sealed class RepeaterCommandEventArgs : System.Web.UI.WebControls.CommandEventArgs
public class RepeaterCommandEventArgs : System.Web.UI.WebControls.CommandEventArgs
type RepeaterCommandEventArgs = class
    inherit CommandEventArgs
Public NotInheritable Class RepeaterCommandEventArgs
Inherits CommandEventArgs
Public Class RepeaterCommandEventArgs
Inherits CommandEventArgs
Inheritance
RepeaterCommandEventArgs

Examples

Nell'esempio seguente viene illustrato un modo per gestire un evento ItemCommand della Repeater.The following example illustrates a way to handle an ItemCommand event of the Repeater. Le informazioni sul pulsante vengono visualizzate ogni volta che si fa clic su un controllo Button all'interno del Repeater.Information about the button is displayed whenever a Button control within the Repeater is clicked.

<%@ Page Language="C#" AutoEventWireup="True" %>
<!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>
    <title>Repeater Example</title>
<script language="C#" runat="server">
       void Page_Load(Object Sender, EventArgs e) {
 
          if (!IsPostBack) {
             ArrayList values = new ArrayList();
 
             values.Add(new PositionData("Microsoft", "Msft"));
             values.Add(new PositionData("Intel", "Intl"));
             values.Add(new PositionData("Dell", "Dell"));
 
             Repeater1.DataSource = values;
             Repeater1.DataBind();
          }
       }
 
       void R1_ItemCommand(Object Sender, RepeaterCommandEventArgs e) {        
          Label2.Text = "The " + ((Button)e.CommandSource).Text + " button has just been clicked; <br />";
       }    
 
       public class PositionData {
         
          private string name;
          private string ticker;
 
          public PositionData(string name, string ticker) {
             this.name = name;
             this.ticker = ticker;
          }
 
          public string Name {
             get {
                return name;
             }
          }
 
          public string Ticker {
             get {
                return ticker;
             }
          }
       }
 
    </script>
 
 </head>
 <body>
 
    <h3>Repeater Example</h3>
 
    <form id="form1" runat="server">
 
       <b>Repeater1:</b>
         
       <br />
         
       <asp:Repeater id="Repeater1" OnItemCommand="R1_ItemCommand" runat="server">
          <HeaderTemplate>
             <table border="1">
                <tr>
                   <td><b>Company</b></td>
                   <td><b>Symbol</b></td>
                </tr>
          </HeaderTemplate>
             
          <ItemTemplate>
             <tr>
                <td> <%# DataBinder.Eval(Container.DataItem, "Name") %> </td>
                <td> <asp:Button Text=<%# DataBinder.Eval(Container.DataItem, "Ticker") %> runat="server" /></td>
             </tr>
          </ItemTemplate>
             
          <FooterTemplate>
             </table>
          </FooterTemplate>
             
       </asp:Repeater>
       <br />
         
       <asp:Label id="Label2" font-names="Verdana" ForeColor="Green" font-size="10pt" runat="server"/>
    </form>
 </body>
 </html>
 
<%@ Page Language="VB" AutoEventWireup="True" %>
<!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>
    <title>Repeater Example</title>
<script language="VB" runat="server">

    Sub Page_Load(Sender As Object, e As EventArgs)
        
        If Not IsPostBack Then
            Dim values As New ArrayList()
            
            values.Add(New PositionData("Microsoft", "Msft"))
            values.Add(New PositionData("Intel", "Intl"))
            values.Add(New PositionData("Dell", "Dell"))
            
            Repeater1.DataSource = values
            Repeater1.DataBind()
        End If
    End Sub

    Sub R1_ItemCommand(Sender As Object, e As RepeaterCommandEventArgs)
        Label2.Text = "The " & CType(e.CommandSource, Button).Text & _
            " button has just been clicked; <br />"
    End Sub
 
    Public Class PositionData
        
        Private myName As String
        Private myTicker As String        
        
        Public Sub New(newName As String, newTicker As String)
            Me.myName = newName
            Me.myTicker = newTicker
        End Sub        
        
        Public ReadOnly Property Name() As String
            Get
                Return myName
            End Get
        End Property        
        
        Public ReadOnly Property Ticker() As String
            Get
                Return myTicker
            End Get
        End Property
    End Class
 
    </script>
 
 </head>
 <body>
 
    <h3>Repeater Example</h3>
 
    <form id="form1" runat="server">
 
       <b>Repeater1:</b>
         
       <br />
         
       <asp:Repeater id="Repeater1" OnItemCommand="R1_ItemCommand" runat="server">
          <HeaderTemplate>
             <table border="1">
                <tr>
                   <td><b>Company</b></td>
                   <td><b>Symbol</b></td>
                </tr>
          </HeaderTemplate>
             
          <ItemTemplate>
             <tr>
                <td> <%# DataBinder.Eval(Container.DataItem, "Name") %> </td>
                <td> <asp:Button Text=<%# DataBinder.Eval(Container.DataItem, "Ticker") %> runat="server" /></td>
             </tr>
          </ItemTemplate>
             
          <FooterTemplate>
             </table>
          </FooterTemplate>
             
       </asp:Repeater>
       <br />
         
       <asp:Label id="Label2" font-names="Verdana" ForeColor="Green" font-size="10pt" runat="server"/>
    </form>
 </body>
 </html>
 

Remarks

Per un elenco dei valori iniziali delle proprietà di un'istanza di RepeaterCommandEventArgs, vedere il costruttore di RepeaterCommandEventArgs.For a list of initial property values for an instance of RepeaterCommandEventArgs, see the RepeaterCommandEventArgs constructor. Per altre informazioni su come gestire gli eventi, vedere la gestione e generazione di eventi.For more information about how to handle events, see Handling and Raising Events.

Constructors

RepeaterCommandEventArgs(RepeaterItem, Object, CommandEventArgs)

Inizializza una nuova istanza della classe RepeaterCommandEventArgs.Initializes a new instance of the RepeaterCommandEventArgs class.

Properties

CommandArgument

Ottiene l'argomento del comando.Gets the argument for the command.

(Inherited from CommandEventArgs)
CommandName

Ottiene il nome del comando.Gets the name of the command.

(Inherited from CommandEventArgs)
CommandSource

Ottiene l'origine del comando.Gets the source of the command.

Item

Ottiene l'oggetto RepeaterItem associato all'evento.Gets the RepeaterItem associated with the event.

Methods

Equals(Object)

Determina se l'oggetto specificato è uguale all'oggetto corrente.Determines whether the specified object is equal to the current object.

(Inherited from Object)
GetHashCode()

Funge da funzione hash predefinita.Serves as the default hash function.

(Inherited from Object)
GetType()

Ottiene l'oggetto Type dell'istanza corrente.Gets the Type of the current instance.

(Inherited from Object)
MemberwiseClone()

Crea una copia superficiale dell'oggetto Object corrente.Creates a shallow copy of the current Object.

(Inherited from Object)
ToString()

Restituisce una stringa che rappresenta l'oggetto corrente.Returns a string that represents the current object.

(Inherited from Object)

Applies to

See also