private bool? IsApplicable(LoggingEvent logEvent)
{
switch (ConvertLevel(logEvent.Level)) {
case LogLevel.DEBUG:
return FilterDebug.IsChecked;
case LogLevel.ERROR:
return FilterError.IsChecked;
case LogLevel.FATAL:
return FilterFatal.IsChecked;
case LogLevel.INFO:
return FilterInfo.IsChecked;
case LogLevel.WARN:
return FilterWarn.IsChecked;
default:
return true;
}
}