private void buttonEdit_Click(object sender, EventArgs e)
{
if (listViewBook.SelectedItems.Count == 1)
{
BookSet bookSet = listViewBook.SelectedItems[0].Tag as BookSet;
bookSet.Name = textBoxName.Text;
bookSet.Genre = textBoxGenre.Text;
bookSet.Author = textBoxAuthor.Text;
Program.wftDb.SaveChanges();
ShowBook();
}
}
private void buttonAdd_Click(object sender, EventArgs e)
{
BookSet bookSet = new BookSet();
bookSet.Name = textBoxName.Text;
bookSet.Genre = textBoxGenre.Text;
bookSet.Author = textBoxAuthor.Text;
Program.wftDb.BookSet.Add(bookSet);
Program.wftDb.SaveChanges();
ShowBook();
}
private void listViewBook_SelectedIndexChanged(object sender, EventArgs e)
{
if (listViewBook.SelectedItems.Count == 1)
{
BookSet bookSet = listViewBook.SelectedItems[0].Tag as BookSet;
bookSet.Name = textBoxName.Text;
bookSet.Genre = textBoxGenre.Text;
bookSet.Author = textBoxAuthor.Text;
}
else
{
textBoxName.Text = "";
textBoxGenre.Text = "";
textBoxAuthor.Text = "";
}
}
private void buttonDel_Click(object sender, EventArgs e)
{
try
{
if (listViewBook.SelectedItems.Count == 1)
{
BookSet bookSet = listViewBook.SelectedItems[0].Tag as BookSet;
Program.wftDb.BookSet.Remove(bookSet);
Program.wftDb.SaveChanges();
ShowBook();
}
textBoxName.Text = "";
textBoxGenre.Text = "";
textBoxAuthor.Text = "";
}
catch
{
MessageBox.Show("Невозможно удалить, эта запись используется!", "Ошибка!", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}