private void listViewBooks_DoubleClick(object sender, EventArgs e)
{
int lineNumber = this.listView_Books.SelectedIndices[0];
var line = this.listView_Books.Items[lineNumber];
string bid = line.SubItems[0].Text;
int id = int.Parse(bid);
BookInformation book;
if (!BookList.tryFind(id, out book))
{
return;
}
BookEvaluaion rank;
bool isNewComer = !BookEval.tryFind(id, out rank);
Form_Item item = new Form_Item(book, rank, idNumeric, ucl, isNewComer);
item.ReturnBook += (o, e1) =>
{
if (!e1.CanUpdate)
{
return;
}
BookInformation info = e1.Book;
BookEvaluaion value = e1.Rank;
if (isNewComer)
{
BookEval.Add(value);
}
else
{
BookEval.ReplaceTo(id, value);
}
RefreshBookList(ref info, ref line);
};
item.ShowDialog();
}
