ConfigurationCollectionAttribute(Type) Konstruktor

Definition

Namespace:

System.Configuration

Assembly:

System.Configuration.ConfigurationManager.dll

Paket:

System.Configuration.ConfigurationManager v8.0.0

Quelle:

ConfigurationCollectionAttribute.cs

Initialisiert eine neue Instanz der ConfigurationCollectionAttribute-Klasse.

public:
 ConfigurationCollectionAttribute(Type ^ itemType);

public ConfigurationCollectionAttribute (Type itemType);

new System.Configuration.ConfigurationCollectionAttribute : Type -> System.Configuration.ConfigurationCollectionAttribute

Public Sub New (itemType As Type)

Parameter

itemType

Type

Der Typ der zu erstellenden Eigenschaftenauflistung.

Ausnahmen

ArgumentNullException

itemType ist null.

Beispiele

Im folgenden Beispiel wird gezeigt, wie sie verwendet wird ConfigurationCollectionAttribute.

// Declare the Urls collection property using the
// ConfigurationCollectionAttribute.
// This allows to build a nested section that contains
// a collection of elements.
[ConfigurationProperty("urls", IsDefaultCollection = false)]
[ConfigurationCollection(typeof(UrlsCollection),
    AddItemName = "add",
    ClearItemsName = "clear",
    RemoveItemName = "remove")]
public UrlsCollection Urls
{
    get
    {
        UrlsCollection urlsCollection =
            (UrlsCollection)base["urls"];
        return urlsCollection;
    }
}

' Declare the Urls collection property using the
' ConfigurationCollectionAttribute.
' This allows to build a nested section that contains
' a collection of elements.
<ConfigurationProperty("urls", IsDefaultCollection:=False),
    System.Configuration.ConfigurationCollection(GetType(UrlsCollection),
    AddItemName:="add", ClearItemsName:="clear", RemoveItemName:="remove")> _
Public ReadOnly Property Urls() As UrlsCollection
    Get
        Dim urlsCollection As UrlsCollection = CType(MyBase.Item("urls"), UrlsCollection)
        Return urlsCollection
    End Get
End Property

Hinweise

Sie verwenden diesen Konstruktor, um den .NET Framework den benutzerdefinierten Typ der zu erstellenden Eigenschaftenauflistung mitzuteilen.