SessionChangeDescription Struktur

Definisi

Ruang nama:

System.ServiceProcess

Rakitan:

System.ServiceProcess.ServiceController.dll

Paket:

System.ServiceProcess.ServiceController v11.0.0-preview.4.26230.115

Sumber:

SessionChangeDescription.cs

Mengidentifikasi alasan perubahan sesi Layanan Terminal.

public value class SessionChangeDescription : IEquatable<System::ServiceProcess::SessionChangeDescription>

public readonly struct SessionChangeDescription : IEquatable<System.ServiceProcess.SessionChangeDescription>

type SessionChangeDescription = struct

Public Structure SessionChangeDescription
Implements IEquatable(Of SessionChangeDescription)

Warisan

Object

ValueType

SessionChangeDescription

Penerapan

IEquatable<SessionChangeDescription>

Contoh

Contoh kode berikut menunjukkan penggunaan SessionChangeDescription kelas dalam implementasi OnSessionChange metode dalam kelas yang berasal dari ServiceBase. Contoh kode ini adalah bagian dari contoh yang lebih besar yang disediakan untuk ServiceBase kelas .

        // 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

Properti

Nama	Deskripsi
Reason	Mendapatkan alasan perubahan sesi.
SessionId	Mendapatkan ID sesi untuk sesi terkait.

Metode

Nama	Deskripsi
Equals(Object)	Menentukan apakah objek yang ditentukan sama dengan deskripsi perubahan sesi saat ini.
Equals(SessionChangeDescription)	Menentukan apakah deskripsi perubahan sesi yang ditentukan sama dengan deskripsi perubahan sesi saat ini.
GetHashCode()	Mendapatkan kode hash untuk deskripsi perubahan sesi saat ini.

Operator

Nama	Deskripsi
Equality(SessionChangeDescription, SessionChangeDescription)	Mengembalikan nilai yang menunjukkan apakah dua SessionChangeDescription struktur sama.
Inequality(SessionChangeDescription, SessionChangeDescription)	Mengembalikan nilai yang menunjukkan apakah dua SessionChangeDescription struktur tidak sama.