private void BtTask_Click(object sender, EventArgs e)
{
enumGenre genre;
using (InputForm inputForm = new InputForm("Введите жанр"))
{
if (inputForm.ShowDialog() != DialogResult.OK)
{
return;
}
genre = EnumHelper.StringToGenre(inputForm.inText.ToString());
if (genre == enumGenre.Null)
{
MessageBox.Show("Вы ввели некорректный жанр!");
return;
}
}
List <Book> bookList = new List <Book>();
foreach (Book book in books)
{
if (book.genre == genre)
{
bookList.Add(book);
}
}
bookList.Sort(new MyComparer());
string message = "Количество книг с заданным жанром: " + bookList.Count + "\n";
foreach (Book book in bookList)
{
message += book.name + "\n";
}
MessageBox.Show(message);
}
private void BtTask_Click(object sender, EventArgs e)
{
InputKindForm inputKindForm = new InputKindForm();
if (!(inputKindForm.ShowDialog() == DialogResult.OK && inputKindForm.kind != enumKind.Null))
{
if (inputKindForm.DialogResult != DialogResult.OK)
{
MessageBox.Show("Были введены некорректные данные!");
}
return;
}
enumKind kind = inputKindForm.kind;
InputForm inputForm = new InputForm("Введите максимальную цену");
int tempNum = 0;
if (!(inputForm.ShowDialog() == DialogResult.OK && Int32.TryParse(inputForm.inText, out tempNum) && tempNum >= 0))
{
if (inputForm.DialogResult != DialogResult.OK)
{
MessageBox.Show("Были введены некорректные данные!");
}
return;
}
List <DataGridViewRow> rowList = new List <DataGridViewRow>();
foreach (DataGridViewRow row in dgv.Rows)
{
if (!(Coffee.StringToKind(row.Cells[1].Value.ToString()) == kind && Double.Parse(row.Cells[4].Value.ToString()) <= tempNum))
{
rowList.Add(row);
backList.Add(Coffee.CoffeeToRow(Coffee.RowToCoffee(row), dgv));
}
}
foreach (DataGridViewRow row in rowList)
{
dgv.Rows.Remove(row);
}
dgv.Sort(dgv.Columns[4], ListSortDirection.Ascending);
}
