private void SaveSettings()
{
_defaultSetting.Time = new TimeSetting(
new Time(_workedTimeViewModel.StartTime),
new Time(_workedTimeViewModel.EndTime),
new Time(_workedTimeViewModel.LunchStart),
new Time(_workedTimeViewModel.LunchEnd),
new Time(_workedTimeViewModel.OtherHours)
);
_defaultSetting.TimeTickInMinutes = _workedTimeViewModel.SelectedTimeTickInMinutes;
_defaultSetting.Pdfsetting = new DefaultListingPdfReportSetting(PdfSetting);
_settingFacade.UpdateDefaultSettings(_defaultSetting);
CancelChangesCommand.RaiseCanExecuteChanged();
SaveSettingsCommand.RaiseCanExecuteChanged();
EventAggregator.PublishOnUIThread(new SettingsSuccessfullySavedMessage());
}