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SessionChangeDescription Estructura

Definición

Identifica el motivo de un cambio de la sesión de Terminal Services.

public value class SessionChangeDescription : IEquatable<System::ServiceProcess::SessionChangeDescription>
public value class SessionChangeDescription
public readonly struct SessionChangeDescription : IEquatable<System.ServiceProcess.SessionChangeDescription>
public struct SessionChangeDescription
public readonly struct SessionChangeDescription
type SessionChangeDescription = struct
Public Structure SessionChangeDescription
Implements IEquatable(Of SessionChangeDescription)
Public Structure SessionChangeDescription
Herencia
SessionChangeDescription
Implementaciones

Ejemplos

En el ejemplo de código siguiente se muestra el uso de la SessionChangeDescription clase en una implementación del OnSessionChange método en una clase derivada de ServiceBase. Este ejemplo de código es parte de un ejemplo mayor proporcionado para la clase ServiceBase.

        // Handle a session change notice
        protected override void OnSessionChange(SessionChangeDescription changeDescription)
        {
#if LOGEVENTS
            EventLog.WriteEntry("SimpleService.OnSessionChange", DateTime.Now.ToLongTimeString() +
                " - Session change notice received: " +
                changeDescription.Reason.ToString() + "  Session ID: " +
                changeDescription.SessionId.ToString());
#endif

            switch (changeDescription.Reason)
            {
                case SessionChangeReason.SessionLogon:
                    userCount += 1;
#if LOGEVENTS
                    EventLog.WriteEntry("SimpleService.OnSessionChange",
                        DateTime.Now.ToLongTimeString() +
                        " SessionLogon, total users: " +
                        userCount.ToString());
#endif
                    break;
                case SessionChangeReason.SessionLogoff:

                    userCount -= 1;
#if LOGEVENTS
                    EventLog.WriteEntry("SimpleService.OnSessionChange",
                        DateTime.Now.ToLongTimeString() +
                        " SessionLogoff, total users: " +
                        userCount.ToString());
#endif
                    break;
                case SessionChangeReason.RemoteConnect:
                    userCount += 1;
#if LOGEVENTS
                    EventLog.WriteEntry("SimpleService.OnSessionChange",
                        DateTime.Now.ToLongTimeString() +
                        " RemoteConnect, total users: " +
                        userCount.ToString());
#endif
                    break;
                case SessionChangeReason.RemoteDisconnect:
                    userCount -= 1;
#if LOGEVENTS
                    EventLog.WriteEntry("SimpleService.OnSessionChange",
                        DateTime.Now.ToLongTimeString() +
                        " RemoteDisconnect, total users: " +
                        userCount.ToString());
#endif
                    break;
                case SessionChangeReason.SessionLock:
#if LOGEVENTS
                    EventLog.WriteEntry("SimpleService.OnSessionChange",
                        DateTime.Now.ToLongTimeString() +
                        " SessionLock");
#endif
                    break;
                case SessionChangeReason.SessionUnlock:
#if LOGEVENTS
                    EventLog.WriteEntry("SimpleService.OnSessionChange",
                        DateTime.Now.ToLongTimeString() +
                        " SessionUnlock");
#endif
                    break;
                default:
                    break;
            }
        }
    ' Handle a session change notice
    Protected Overrides Sub OnSessionChange(ByVal changeDescription As SessionChangeDescription)
#If LOGEVENTS Then
        System.Diagnostics.EventLog.WriteEntry("SimpleService.OnSessionChange", DateTime.Now.ToLongTimeString() + " - Session change notice received: " + changeDescription.Reason.ToString() + "  Session ID: " + changeDescription.SessionId.ToString())
#End If

        Select Case changeDescription.Reason
            Case SessionChangeReason.SessionLogon
                userCount += 1
#If LOGEVENTS Then
                System.Diagnostics.EventLog.WriteEntry("SimpleService.OnSessionChange", DateTime.Now.ToLongTimeString() + " SessionLogon, total users: " + userCount.ToString())
#End If
            Case SessionChangeReason.SessionLogoff

                userCount -= 1
#If LOGEVENTS Then
                System.Diagnostics.EventLog.WriteEntry("SimpleService.OnSessionChange", DateTime.Now.ToLongTimeString() + " SessionLogoff, total users: " + userCount.ToString())
#End If
            Case SessionChangeReason.RemoteConnect
                userCount += 1
#If LOGEVENTS Then
                System.Diagnostics.EventLog.WriteEntry("SimpleService.OnSessionChange", DateTime.Now.ToLongTimeString() + " RemoteConnect, total users: " + userCount.ToString())
#End If
            Case SessionChangeReason.RemoteDisconnect
                userCount -= 1
#If LOGEVENTS Then
                System.Diagnostics.EventLog.WriteEntry("SimpleService.OnSessionChange", DateTime.Now.ToLongTimeString() + " RemoteDisconnect, total users: " + userCount.ToString())
#End If
            Case SessionChangeReason.SessionLock
#If LOGEVENTS Then
                System.Diagnostics.EventLog.WriteEntry("SimpleService.OnSessionChange", DateTime.Now.ToLongTimeString() + " SessionLock")
#End If
            Case SessionChangeReason.SessionUnlock
#If LOGEVENTS Then
                System.Diagnostics.EventLog.WriteEntry("SimpleService.OnSessionChange", DateTime.Now.ToLongTimeString() + " SessionUnlock")
#End If
            Case Else
        End Select

    End Sub

Propiedades

Reason

Obtiene la razón para el cambio de la sesión.

SessionId

Obtiene el identificador de sesión para la sesión asociada.

Métodos

Equals(Object)

Determina si el objeto especificado es igual a la descripción del cambio de la sesión actual.

Equals(SessionChangeDescription)

Determina si la descripción de cambio de sesión especificada es igual a la descripción de cambio de sesión actual.

GetHashCode()

Obtiene un código hash para la descripción de cambio de sesión actual.

Operadores

Equality(SessionChangeDescription, SessionChangeDescription)

Devuelve un valor que indica si dos estructuras SessionChangeDescription son iguales.

Inequality(SessionChangeDescription, SessionChangeDescription)

Devuelve un valor que indica si dos estructuras SessionChangeDescription no son iguales.

Se aplica a