public SurfaceCurrencyViewModel()
{
bgwCourses = new BackgroundWorker();
bgwCourses.DoWork += BgwCourses_DoWork;
bgwCourses.RunWorkerCompleted += BgwCourses_RunWorkerCompleted;
collectItems();
itemView = new View.ItemView();
AddCourseCommand = new DelegateCommand(AddCourse);
}
public SurfaceItemViewModel()
{
AddItemCommand = new dll.utilites.DelegateCommand(AddItem);
collectItems();
itemView = new View.ItemView();
}