private void bookMenuView_Click(object sender, EventArgs e)
{
var f = new BookForm(1);
foreach (Control c in f.tabControl.Controls)
{
c.Enabled = false;
}
using (context = new LibContext(LibConnection.GetConnString()))
{
DataGridViewRow selectedRow = viewBooks.SelectedRows[0];
int value = (int)selectedRow.Cells[4].Value;
f.book = context.books.Where(b => b.bID == value).First();
f.authors = from a in context.authors
where a.bID == value
where a.bID == (int)selectedRow.Cells[4].Value
select a;
f.fillForm();
}
f.FormClosed += new FormClosedEventHandler(BookForm_Closed);
f.Show();
}
private void btnAllLang_Click(object sender, EventArgs e)
{
using (context = new LibContext(LibConnection.GetConnString()))
{
var langs = context.langs.Select(l => new { Code = l.code, Name = l.name });
viewBooks.DataSource = langs;
}
}
private void menuItemDeleteLang_Click(object sender, EventArgs e)
{
using (context = new LibContext(LibConnection.GetConnString()))
{
var lang = context.langs.Where(l => l.code == viewBooks.SelectedRows[0].Cells[0].Value.ToString().Trim()).First();
context.langs.DeleteOnSubmit(lang);
context.SubmitChanges();
}
btnAllLang_Click(sender, e);
}
public MainForm()
{
InitializeComponent();
using (context = new LibContext(LibConnection.GetConnString()))
{
Random rand = new Random();
int temp = rand.Next() % 10 + 1;
var quote = from b in context.quotes_
where b.QID == temp
select b.quote;
string a = quote.FirstOrDefault();
label1.Text = a;
}
}
private void btnAllReaders_Click(object sender, EventArgs e)
{
using (context = new LibContext(LibConnection.GetConnString()))
{
var tabe = context.readers_.Select(c => new
{
Name = c.name,
Middle_Name = c.middleName,
Surname = c.surname,
PassportSeria = c.passport,
OpenDate = c.openDate,
CloseDate = c.closeDate
}).Distinct();
viewBooks.DataSource = tabe;
viewBooks.RowHeadersVisible = false;
}
}
