public ObservableCollection <Contracts.TaskModel> GetTasks()
 {
     TasksCollection = new ObservableCollection <Contracts.TaskModel>();
     getdatafrombl   = new DataProcesing();
     foreach (var t in getdatafrombl.GetData())
     {
         TasksCollection.Add(t);
     }
     return(TasksCollection);
 }
        public MainWindowViewModel()
        {
            Config path = new Config();

            path.FilePath = ToDoList.Properties.Settings.Default.FilePath;
            TaskColletion = new ObservableCollection <Contracts.TaskModel>();
            foreach (var t in getdatafrombl.GetData())
            {
                TaskColletion.Add(t);
            }
        }