RepeaterItemEventArgs, classe (System.Web.UI.WebControls)

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.NET Framework Class Library

RepeaterItemEventArgs Class

Provides data for the ItemCreated and ItemDataBound events of a Repeater.

Inheritance Hierarchy

System..::.Object
System..::.EventArgs
System.Web.UI.WebControls..::.RepeaterItemEventArgs

Namespace: System.Web.UI.WebControls
Assembly: System.Web (in System.Web.dll)

Syntax

Visual Basic

Public Class RepeaterItemEventArgs _
    Inherits EventArgs

public class RepeaterItemEventArgs : EventArgs

Visual C++

public ref class RepeaterItemEventArgs : public EventArgs

type RepeaterItemEventArgs =  
    class
        inherit EventArgs
    end

The RepeaterItemEventArgs type exposes the following members.

Constructors

	Name	Description
	RepeaterItemEventArgs	Initializes a new instance of the RepeaterItemEventArgs class.

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Properties

	Name	Description
	Item	Gets the RepeaterItem associated with the event.

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Methods

	Name	Description
	Equals(Object)	Determines whether the specified Object is equal to the current Object. (Inherited from Object.)
	Finalize	Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object.)
	GetHashCode	Serves as a hash function for a particular type. (Inherited from Object.)
	GetType	Gets the Type of the current instance. (Inherited from Object.)
	MemberwiseClone	Creates a shallow copy of the current Object. (Inherited from Object.)
	ToString	Returns a string that represents the current object. (Inherited from Object.)

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Remarks

For a list of initial property values for an instance of RepeaterItemEventArgs, see the RepeaterItemEventArgs constructor.

For more information about handling events, see Consuming Events.

Examples

The following example demonstrates how to specify and code a handler for the ItemCreated event of the Repeater. A new line of text indicating the item type is displayed whenever a Repeater item is created.

Visual Basic

<%@ Page Language="VB" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<script language="VB" runat="server">
    Dim Count As Integer = 1

    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", "Intc"))
            values.Add(New PositionData("Dell", "Dell"))

            Repeater1.DataSource = values
            Repeater1.DataBind()
        End If
    End Sub

    Sub R1_ItemCreated(Sender As Object, e As RepeaterItemEventArgs)
        Dim iTypeText As String = ""

        Select Case e.Item.ItemType
            Case ListItemType.Item
                iTypeText = "Item"
            Case ListItemType.AlternatingItem
                iTypeText = "AlternatingItem"
            Case ListItemType.Header
                iTypeText = "Header"
            Case ListItemType.Footer
                iTypeText = "Footer"
            Case ListItemType.Separator
                iTypeText = "Separator"
        End Select
        Count = Count + 1
        Label1.Text &= "(" & Count & ") A Repeater " & _
            iTypeText & " has been created; <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>

<html  >
<head>
    <title>Repeater Example</title>
</head>
<body>
    <form id="form1" runat="server">

    <h3>Repeater Example</h3>

       <p style="font-weight: bold">Repeater1:</p>

       <asp:Repeater ID="Repeater1" OnItemCreated="R1_ItemCreated" runat="server">
          <HeaderTemplate>
             <table border="1">
                <tr>
                   <td style="font-weight:bold">Company</td>
                   <td style="font-weight:bold">Symbol</td>
                </tr>
          </HeaderTemplate>

          <ItemTemplate>
             <tr>
                <td> <%# DataBinder.Eval(Container.DataItem, "Name") %> </td>
                <td> <%# DataBinder.Eval(Container.DataItem, "Ticker") %> </td>
             </tr>
          </ItemTemplate>

          <FooterTemplate>
             </table>
          </FooterTemplate>

       </asp:Repeater>
       <br />

       <asp:Label ID="Label1" Font-Names="Verdana" 
          ForeColor="Green" Font-Size="10pt" Runat="server"/>
    </form>
 </body>
 </html>

<%@ 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">

<script language="C#" runat="server">
    int Count = 1;
    void Page_Load(Object Sender, EventArgs e) 
    {
        if (!IsPostBack) {
            ArrayList values = new ArrayList();

            values.Add(new PositionData("Microsoft", "Msft"));
            values.Add(new PositionData("Intel", "Intc"));
            values.Add(new PositionData("Dell", "Dell"));

            Repeater1.DataSource = values;
            Repeater1.DataBind();
        }
    }

    void R1_ItemCreated(Object Sender, RepeaterItemEventArgs e) 
    {
        String iTypeText = "";

        switch (e.Item.ItemType) 
        {
            case ListItemType.Item:
                iTypeText = "Item";
                break;
            case ListItemType.AlternatingItem:
                iTypeText = "AlternatingItem";
                break;
            case ListItemType.Header:
                iTypeText = "Header";
                break;
            case ListItemType.Footer:
                iTypeText = "Footer";
                break;
            case ListItemType.Separator:
                iTypeText = "Separator";
                break;
        }
        Label1.Text += "(" + Count++ + ") A Repeater " + iTypeText + " has been created; <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>

<html  >
<head>
    <title>Repeater Example</title>
</head>
<body>
    <form id="form1" runat="server">

    <h3>Repeater Example</h3>

       <p style="font-weight: bold">Repeater1:</p>

       <asp:Repeater ID="Repeater1" OnItemCreated="R1_ItemCreated" runat="server">
          <HeaderTemplate>
             <table border="1">
                <tr>
                   <td style="font-weight:bold">Company</td>
                   <td style="font-weight:bold">Symbol</td>
                </tr>
          </HeaderTemplate>

          <ItemTemplate>
             <tr>
                <td> <%# DataBinder.Eval(Container.DataItem, "Name") %> </td>
                <td> <%# DataBinder.Eval(Container.DataItem, "Ticker") %> </td>
             </tr>
          </ItemTemplate>

          <FooterTemplate>
             </table>
          </FooterTemplate>

       </asp:Repeater>
       <br />

       <asp:Label ID="Label1" Font-Names="Verdana" 
          ForeColor="Green" Font-Size="10pt" Runat="server"/>
    </form>
 </body>
 </html>

Version Information

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

Platforms

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role not supported), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

Thread Safety

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Reference

System.Web.UI.WebControls Namespace

Repeater

RepeaterItemEventHandler

ItemCreated

ItemDataBound

Bibliothèque de classes .NET Framework

RepeaterItemEventArgs, classe

Fournit des données destinées aux événements ItemCreated et ItemDataBound d'un contrôle Repeater.

Hiérarchie d'héritage

System..::.Object
System..::.EventArgs
System.Web.UI.WebControls..::.RepeaterItemEventArgs

Espace de noms : System.Web.UI.WebControls
Assembly : System.Web (dans System.Web.dll)

Syntaxe

Visual Basic

Public Class RepeaterItemEventArgs _
    Inherits EventArgs

public class RepeaterItemEventArgs : EventArgs

VisualC++

public ref class RepeaterItemEventArgs : public EventArgs

type RepeaterItemEventArgs =  
    class
        inherit EventArgs
    end

Le type RepeaterItemEventArgs expose les membres suivants.

Constructeurs

	Nom	Description
	RepeaterItemEventArgs	Initialise une nouvelle instance de la classe RepeaterItemEventArgs.

Début

Propriétés

	Nom	Description
	Item	Obtient l'interface RepeaterItem associée à l'événement.

Début

Méthodes

	Nom	Description
	Equals(Object)	Détermine si l'Object spécifié est égal à l'Object en cours. (Hérité de Object.)
	Finalize	Autorise un objet à tenter de libérer des ressources et d'exécuter d'autres opérations de netto***ge avant qu'il ne soit récupéré par l'opération garbage collection. (Hérité de Object.)
	GetHashCode	Sert de fonction de hachage pour un type particulier. (Hérité de Object.)
	GetType	Obtient le Type de l'instance actuelle. (Hérité de Object.)
	MemberwiseClone	Crée une copie superficielle de l'objet Object actif. (Hérité de Object.)
	ToString	Retourne une chaîne qui représente l'objet actuel. (Hérité de Object.)

Début

Notes

Pour obtenir la liste des valeurs de propriétés initiales d'une instance de RepeaterItemEventArgs, consultez le constructeur RepeaterItemEventArgs.

Pour plus d'informations sur la gestion d'événements, consultez Consommation d'événements.

Exemples

L'exemple suivant montre comment spécifier et coder un gestionnaire pour l'événement ItemCreated du contrôle Repeater. Une nouvelle ligne de texte indiquant le type d'élément s'affiche à chaque création d'un élément Repeater.

Visual Basic

<%@ Page Language="VB" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<script language="VB" runat="server">
    Dim Count As Integer = 1

    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", "Intc"))
            values.Add(New PositionData("Dell", "Dell"))

            Repeater1.DataSource = values
            Repeater1.DataBind()
        End If
    End Sub

    Sub R1_ItemCreated(Sender As Object, e As RepeaterItemEventArgs)
        Dim iTypeText As String = ""

        Select Case e.Item.ItemType
            Case ListItemType.Item
                iTypeText = "Item"
            Case ListItemType.AlternatingItem
                iTypeText = "AlternatingItem"
            Case ListItemType.Header
                iTypeText = "Header"
            Case ListItemType.Footer
                iTypeText = "Footer"
            Case ListItemType.Separator
                iTypeText = "Separator"
        End Select
        Count = Count + 1
        Label1.Text &= "(" & Count & ") A Repeater " & _
            iTypeText & " has been created; <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>

<html  >
<head>
    <title>Repeater Example</title>
</head>
<body>
    <form id="form1" runat="server">

    <h3>Repeater Example</h3>

       <p style="font-weight: bold">Repeater1:</p>

       <asp:Repeater ID="Repeater1" OnItemCreated="R1_ItemCreated" runat="server">
          <HeaderTemplate>
             <table border="1">
                <tr>
                   <td style="font-weight:bold">Company</td>
                   <td style="font-weight:bold">Symbol</td>
                </tr>
          </HeaderTemplate>

          <ItemTemplate>
             <tr>
                <td> <%# DataBinder.Eval(Container.DataItem, "Name") %> </td>
                <td> <%# DataBinder.Eval(Container.DataItem, "Ticker") %> </td>
             </tr>
          </ItemTemplate>

          <FooterTemplate>
             </table>
          </FooterTemplate>

       </asp:Repeater>
       <br />

       <asp:Label ID="Label1" Font-Names="Verdana" 
          ForeColor="Green" Font-Size="10pt" Runat="server"/>
    </form>
 </body>
 </html>

<%@ 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">

<script language="C#" runat="server">
    int Count = 1;
    void Page_Load(Object Sender, EventArgs e) 
    {
        if (!IsPostBack) {
            ArrayList values = new ArrayList();

            values.Add(new PositionData("Microsoft", "Msft"));
            values.Add(new PositionData("Intel", "Intc"));
            values.Add(new PositionData("Dell", "Dell"));

            Repeater1.DataSource = values;
            Repeater1.DataBind();
        }
    }

    void R1_ItemCreated(Object Sender, RepeaterItemEventArgs e) 
    {
        String iTypeText = "";

        switch (e.Item.ItemType) 
        {
            case ListItemType.Item:
                iTypeText = "Item";
                break;
            case ListItemType.AlternatingItem:
                iTypeText = "AlternatingItem";
                break;
            case ListItemType.Header:
                iTypeText = "Header";
                break;
            case ListItemType.Footer:
                iTypeText = "Footer";
                break;
            case ListItemType.Separator:
                iTypeText = "Separator";
                break;
        }
        Label1.Text += "(" + Count++ + ") A Repeater " + iTypeText + " has been created; <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>

<html  >
<head>
    <title>Repeater Example</title>
</head>
<body>
    <form id="form1" runat="server">

    <h3>Repeater Example</h3>

       <p style="font-weight: bold">Repeater1:</p>

       <asp:Repeater ID="Repeater1" OnItemCreated="R1_ItemCreated" runat="server">
          <HeaderTemplate>
             <table border="1">
                <tr>
                   <td style="font-weight:bold">Company</td>
                   <td style="font-weight:bold">Symbol</td>
                </tr>
          </HeaderTemplate>

          <ItemTemplate>
             <tr>
                <td> <%# DataBinder.Eval(Container.DataItem, "Name") %> </td>
                <td> <%# DataBinder.Eval(Container.DataItem, "Ticker") %> </td>
             </tr>
          </ItemTemplate>

          <FooterTemplate>
             </table>
          </FooterTemplate>

       </asp:Repeater>
       <br />

       <asp:Label ID="Label1" Font-Names="Verdana" 
          ForeColor="Green" Font-Size="10pt" Runat="server"/>
    </form>
 </body>
 </html>

Informations de version

.NET Framework

Pris en charge dans : 4, 3.5, 3.0, 2.0, 1.1, 1.0

Plateformes

Windows 7, Windows Vista SP1 ou ultérieur, Windows XP SP3, Windows XP SP2 Édition x64, Windows Server 2008 (installation minimale non prise en charge), Windows Server 2008 R2 (installation minimale prise en charge avec SP1 ou version ultérieure), Windows Server 2003 SP2

Le .NET Framework ne prend pas en charge toutes les versions de chaque plateforme. Pour obtenir la liste des versions prises en charge, consultez Configuration requise du .NET Framework.

Sécurité des threads

Tous les membres static (Shared en Visual Basic) publics de ce type sont thread-safe. Il n'est pas garanti que les membres d'instance soient thread-safe.

Voir aussi

Référence

System.Web.UI.WebControls, espace de noms

Repeater

RepeaterItemEventHandler

ItemCreated

ItemDataBound

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