public FriendViewModel()
{
//Use this line with a singleton implementation of FriendCatalog
//_friendCatalog = FriendCatalog.Instance;
//use this i.e make an instance of FriendCatalog when using the non-singleton normal implementation of FriendCatalog
_friendCatalog = new FriendCatalog();
AddContactCommand = new RelayCommand(AddFriend);
_deletionCommand = new DeleteCommand(_friendCatalog, this);
}
public DeleteCommand(FriendCatalog catalog, FriendViewModel viewModel)
{
_catalog = catalog;
_viewModel = viewModel;
}
