public async Task Initialize()
{
IsWorking = true;
HandlingKeeper keeper = new HandlingKeeper();
Handlings = await keeper.GetHandligngsByProcess(ProcessId);
OpenHandlings = new ObservableCollection <Handling>(Handlings.Where(h => h.IsCompleted == false));
CompletedHandlings = new ObservableCollection <Handling>(Handlings.Where(h => h.IsCompleted == true));
IsWorking = false;
OnPropertyChanged(nameof(OpenHandlings));
OnPropertyChanged(nameof(CompletedHandlings));
}
