ContactManager.DeleteContact Método

Definición

Espacio de nombres:

System.Net.PeerToPeer.Collaboration

Ensamblado:

System.Net.dll

Quita PeerContact o PeerName del ContactManager del elemento local del mismo nivel.

Sobrecargas

DeleteContact(PeerContact)	Quita el PeerContact especificado del ContactManager del mismo nivel local.
DeleteContact(PeerName)	Quita el PeerContact asociado al PeerName especificado del ContactManager del mismo nivel local.

DeleteContact(PeerContact)

Quita el PeerContact especificado del ContactManager del mismo nivel local.

public:
 void DeleteContact(System::Net::PeerToPeer::Collaboration::PeerContact ^ peerContact);

public void DeleteContact (System.Net.PeerToPeer.Collaboration.PeerContact peerContact);

member this.DeleteContact : System.Net.PeerToPeer.Collaboration.PeerContact -> unit

Public Sub DeleteContact (peerContact As PeerContact)

Parámetros

peerContact

PeerContact

PeerContact que se va a quitar de ContactManager.

Excepciones

ArgumentNullException

peerContact es null.

Ejemplos

En el ejemplo de código siguiente se muestra cómo eliminar un objeto PeerContact de la instancia local ContactManager:

//Enumerating the contacts and letting the user choose which one to delete.
public static void DeleteContact()
{
    PeerContactCollection pcc = null;
    string contactToDelete = "";

    try
    {
        pcc = EnumContacts();
        if (pcc == null ||
            pcc.Count == 0)
        {
            Console.WriteLine("Contact list is empty -- no such contact exists.");
            return;
        }
        Console.Write("Please enter the nickname of the contact you wish to delete: ");
        contactToDelete = Console.ReadLine();

        foreach (PeerContact pc in pcc)
        {
            if (pc.Nickname.Equals(contactToDelete))
            {
                PeerCollaboration.ContactManager.DeleteContact(pc);
                Console.WriteLine("Contact {0} successfully deleted!", contactToDelete);
                return;
            }
        }
        Console.WriteLine("Contact {0} could not be found in the contact collection.", contactToDelete);
    }
    catch (ArgumentNullException argNullEx)
    {
        Console.WriteLine("The supplied contact is null: {0}", argNullEx.Message);
    }
    catch (ArgumentException argEx)
    {
        Console.WriteLine("The supplied contact \"{0}\" could not be found in the Contact Manager: {1}",
            contactToDelete, argEx.Message);
    }
    catch (PeerToPeerException p2pEx)
    {
        Console.WriteLine("The Peer Collaboration Infrastructure could not delete \"{0}\": {1}",
            contactToDelete, p2pEx.Message);
    }
    catch (Exception ex)
    {
        Console.WriteLine("Unexpected exception when trying to delete a contact : {0}", ex);
    }
    return;
}

Comentarios

Llamar a este método requiere un PermissionState de Unrestricted.

Consulte también

• GetContact(PeerName)

DeleteContact(PeerName)

Quita el PeerContact asociado al PeerName especificado del ContactManager del mismo nivel local.

public:
 void DeleteContact(System::Net::PeerToPeer::PeerName ^ peerName);

[System.Security.SecurityCritical]
public void DeleteContact (System.Net.PeerToPeer.PeerName peerName);

[<System.Security.SecurityCritical>]
member this.DeleteContact : System.Net.PeerToPeer.PeerName -> unit

Public Sub DeleteContact (peerName As PeerName)

Parámetros

peerName

PeerName

PeerName asociado a PeerContact para quitar de ContactManager.

Atributos

SecurityCriticalAttribute

Excepciones

ArgumentException

El PeerContact asociado a PeerName no se encontró en el administrador de contactos.

ArgumentNullException

peerName es null.

ObjectDisposedException

Se ha llamado previamente a Dispose() en este objeto y no se puede usar para operaciones futuras.

PeerToPeerException

No se puede completar la operación DeleteContact.

Ejemplos

En el ejemplo de código siguiente se muestra cómo eliminar un objeto PeerContact de la instancia local ContactManager:

//Enumerating the contacts and letting the user choose which one to delete.
public static void DeleteContact()
{
    PeerContactCollection pcc = null;
    string contactToDelete = "";

    try
    {
        pcc = EnumContacts();
        if (pcc == null ||
            pcc.Count == 0)
        {
            Console.WriteLine("Contact list is empty -- no such contact exists.");
            return;
        }
        Console.Write("Please enter the nickname of the contact you wish to delete: ");
        contactToDelete = Console.ReadLine();

        foreach (PeerContact pc in pcc)
        {
            if (pc.Nickname.Equals(contactToDelete))
            {
                PeerCollaboration.ContactManager.DeleteContact(pc);
                Console.WriteLine("Contact {0} successfully deleted!", contactToDelete);
                return;
            }
        }
        Console.WriteLine("Contact {0} could not be found in the contact collection.", contactToDelete);
    }
    catch (ArgumentNullException argNullEx)
    {
        Console.WriteLine("The supplied contact is null: {0}", argNullEx.Message);
    }
    catch (ArgumentException argEx)
    {
        Console.WriteLine("The supplied contact \"{0}\" could not be found in the Contact Manager: {1}",
            contactToDelete, argEx.Message);
    }
    catch (PeerToPeerException p2pEx)
    {
        Console.WriteLine("The Peer Collaboration Infrastructure could not delete \"{0}\": {1}",
            contactToDelete, p2pEx.Message);
    }
    catch (Exception ex)
    {
        Console.WriteLine("Unexpected exception when trying to delete a contact : {0}", ex);
    }
    return;
}

Comentarios

Llamar a este método requiere un PermissionState de Unrestricted.

Consulte también

• PeerNearMe