Логирование дочерних объектов

/// <summary>
/// Логика взаимодействия для MainWindow.xaml
/// </summary>
public partial class MainWindow : Window, ILogSource
{
public TestSourceWindow TestSourceWindow;
private readonly LogManager _logManager = new LogManager();
public Guid Id { get; }
public ILogSource Parent { get; set; }
public LogLevels LogLevel { get; set; }
public DateTimeOffset CurrentTime => DateTimeOffset.Now;
public bool IsRoot { get; }
public MonitorWindow MonitorWindow { get; private set; }

public event Action<LogMessage> Log;

public MainWindow()
{
InitializeComponent();
this.LogLevel = LogLevels.Verbose;
_logManager = new LogManager();
_logManager.Sources.Add(this);

TestSourceWindow = new TestSourceWindow();
TestSourceWindow.Parent = this;
TestSourceWindow.LogLevel = LogLevel;
_logManager.Sources.Add(TestSourceWindow);

MonitorWindow = new MonitorWindow();
_logManager.Listeners.Add(MonitorWindow);
MonitorWindow.Show();

Loaded += MainWindow_Loaded;
}

/// <summary>
/// Выводим 10 сообщений главного окна
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void MainWindow_Loaded(object sender, RoutedEventArgs e)
{
for (var i = 0; i < 10; i++)
{
var level = RandomGen.GetEnum<LogLevels>();

switch (level)
{
case LogLevels.Verbose:
case LogLevels.Inherit:
case LogLevels.Debug:
case LogLevels.Info:
case LogLevels.Off:
Log?.Invoke(new LogMessage(this, CurrentTime, LogLevel, $"Сообщение главного окна {level}"));
break;
case LogLevels.Warning:
Log?.Invoke(new LogMessage(this, CurrentTime, LogLevel, $"Сообщение главного окна {level}"));
break;
case LogLevels.Error:
Log?.Invoke(new LogMessage(this, CurrentTime, LogLevel, $"Сообщение главного окна {level}"));
break;
default:
throw new ArgumentOutOfRangeException();
}

}
}

private void Button_Click(object sender, RoutedEventArgs e)
{
TestSourceWindow.Show();
}

public void Dispose()
{
throw new NotImplementedException();
}

}

/// <summary>
/// Логика взаимодействия для TestSourceWindow.xaml
/// </summary>
public partial class TestSourceWindow : Window, ILogSource
{
public Guid Id { get; }
public LogLevels LogLevel { get; set; }
public DateTimeOffset CurrentTime => DateTimeOffset.Now;
public bool IsRoot { get; }
public ILogSource Parent { get; set; }
public event Action<LogMessage> Log;

public TestSourceWindow()
{
InitializeComponent();
Loaded += TestSourceWindow_Loaded;
}

/// <summary>
/// Выводим 10 сообщений дочернего окна
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void TestSourceWindow_Loaded(object sender, RoutedEventArgs e)
{
for (var i = 0; i < 10; i++)
{
var level = RandomGen.GetEnum<LogLevels>();

switch (level)
{
case LogLevels.Verbose:
case LogLevels.Inherit:
case LogLevels.Debug:
case LogLevels.Info:
case LogLevels.Off:
Log?.Invoke(new LogMessage(this, CurrentTime, LogLevel, $"Сообщение дочернего окна {level}"));
break;
case LogLevels.Warning:
Log?.Invoke(new LogMessage(this, CurrentTime, LogLevel, $"Сообщение дочернего окна {level}"));
break;
case LogLevels.Error:
Log?.Invoke(new LogMessage(this, CurrentTime, LogLevel, $"Сообщение дочернего окна {level}"));
break;
default:
throw new ArgumentOutOfRangeException();
}

}
}

public void Dispose()
{
throw new NotImplementedException();
}
}