public MainWindow()
{
InitializeComponent();
Microsoft.Win32.OpenFileDialog dlg = new Microsoft.Win32.OpenFileDialog();
dlg.ShowDialog();
//имя базы данных
string db1 = dlg.FileName;
// SQLiteConnection m_dbConnection;
m_dbConnection = new SQLiteConnection("Data Source = " + db1 + ";Version = 3");
//открытие соединения с базой даных
m_dbConnection.Open();
string sql = "SELECT * FROM score,name WHERE score.№=name.№ ORDER BY №";
SQLiteCommand command = new SQLiteCommand(sql, m_dbConnection);
SQLiteDataReader reader = command.ExecuteReader();
while (reader.Read())
{
var data = new DataBase1 { num = int.Parse(reader["№"].ToString()), name = reader["FIO"].ToString(), phys = int.Parse(reader["Physics"].ToString()), math = int.Parse(reader["Mathematics"].ToString()) };
db.Items.Add(data);
}
}
private void Del_Click(object sender, RoutedEventArgs e)
{
DataBase1 selected = (DataBase1)db.SelectedItem;
string sql = ("DELETE FROM name WHERE(№ = " + selected.num.ToString() + ")");
SQLiteCommand command = new SQLiteCommand(sql, m_dbConnection);
command.ExecuteNonQuery();
string sql1 = ("DELETE FROM score WHERE(№ = " + selected.num.ToString() + ")");
SQLiteCommand command1 = new SQLiteCommand(sql1, m_dbConnection);
db.Items.RemoveAt(int.Parse(db.SelectedIndex.ToString()));
command1.ExecuteNonQuery();
}
private void Add_Click(object sender, RoutedEventArgs e)
{
string sql = "INSERT INTO name (№, FIO) VALUES (" + num.Text.ToString() + ",'" + name.Text.ToString() + "')";
SQLiteCommand command = new SQLiteCommand(sql, m_dbConnection);
command.ExecuteNonQuery();
string sql1 = "INSERT INTO score (Physics, Mathematics, №) VALUES (" + ph.Text.ToString() + "," + mth.Text.ToString() + "," + num.Text.ToString() + ")";
SQLiteCommand command1 = new SQLiteCommand(sql1, m_dbConnection);
command1.ExecuteNonQuery();
var data = new DataBase1 { num = int.Parse(num.Text.ToString()), name = name.Text.ToString(), phys = int.Parse(ph.Text.ToString()), math = int.Parse(mth.Text.ToString()) };
db.Items.Add(data);
}
private void Red_Click(object sender, RoutedEventArgs e)
{
DataBase1 selected = (DataBase1)db.SelectedItem;
string sql = ("UPDATE name SET № = " + int.Parse(num.Text.ToString()) + ", FIO = '" + name.Text.ToString() + "' WHERE № = " + selected.num.ToString());
SQLiteCommand command = new SQLiteCommand(sql, m_dbConnection);
command.ExecuteNonQuery();
string sql1 = ("UPDATE score SET Physics = " + int.Parse(ph.Text.ToString()) + ", Mathematics = " + int.Parse(mth.Text.ToString()) + " WHERE № = " + selected.num.ToString());
SQLiteCommand command1 = new SQLiteCommand(sql1, m_dbConnection);
command1.ExecuteNonQuery();
var data = new DataBase1 { num = int.Parse(num.Text.ToString()), name = name.Text.ToString(), phys = int.Parse(ph.Text.ToString()), math = int.Parse(mth.Text.ToString()) };
db.Items.RemoveAt(int.Parse(db.SelectedIndex.ToString()));
db.Items.Add(data);
}
