public ExportingDataWindow(EmployeesDBContext context)
{
InitializeComponent();
ExportEmployees = context.Employees.Local;
OriginalEmployees = context.Employees.Local;
EmployeesGrid.ItemsSource = ExportEmployees.ToBindingList();
}
//the method that creates context and call the async method that load the data from csv file
private async void LoadDataFromCSV(string path)
{
context = new EmployeesDBContext(0);
EmployeesGrid.ItemsSource = context.Employees.Local.ToBindingList();
await Task.Run(() => LoadDataFromCSVAsync(path)); // async method call
MessageBox.Show("Загружены все данные", "Уведомление", MessageBoxButton.OK, MessageBoxImage.Exclamation);
LoadBarTextBlock.Text = "Все данные загружены";
Export_Button.IsEnabled = true;
}