public static EBook RedeemEBook(EBook toRedeem)
{
RedeemEBookWindow win = new RedeemEBookWindow()
{
Book = toRedeem
};
if (toRedeem.Redeemed())
{
win.iptRedemptionCode.IsReadOnly = true;
win.iptRedemptionCode.Background = Brushes.Gray;
}
win.ShowDialog();
return(win.Book);
}
private void View_Click(object sender, RoutedEventArgs e)
{
Button clicked = (Button)e.Source;
List <UIElement> children = GetChildrenInRow(Grid.GetRow(clicked), gridStudents);
TextBlock eBookBox = (TextBlock)children[2];
TextBlock si = (TextBlock)children[0];
StudentInfo info = (StudentInfo)si.DataContext;
EBook book = (EBook)eBookBox.DataContext;
if (book != null)
{
string name = book.Name;
info.EBook = RedeemEBookWindow.RedeemEBook(book);
if (info.EBook != null)
{
eBookBox.Text = book.Name;
eBookBox.DataContext = book;
}
else
{
eBookBox.Text = "";
eBookBox.DataContext = null;
Print.AddAction(((TextBlock)children[0]).Text, name, PrintAction.RemoveEBook, DateTime.Now);
}
Save();
}
else
{
MessageBox.Show("This student has no E-Book. Press Edit to add one.", "No E-Book", MessageBoxButton.OK, MessageBoxImage.Asterisk);
}
}