public StudentVM()
{
book = AppVM.selectedBook;
StudentVMMethods = new CommandsStudentVMMethods();
appVMMethods = new CommandsAppVMMethods();
using (AppContext db = new AppContext())
{
Students = new ObservableCollection <Student>(db.Students.ToList());
}
}
public BookVM()
{
if (AppVM.selectedBook == null)
{
sbook = book = new Book {
InvNumber = 0, BookName = "", Authors = "", Year = 0, EntranceDate = new DateTime(1, 1, 1)
};
srealBook = realBook = null;
}
else
{
realBook = AppVM.selectedBook;
book = (Book)AppVM.selectedBook.Clone();
}
appVMMethods = new CommandsAppVMMethods();
bookVMMethods = new CommandsBookVMMethods();
}
