private void upd_Click(object sender, RoutedEventArgs e)
{
try
{
int index = int.Parse(datgrid.SelectedIndex.ToString());
CTest DabGr = (CTest)datgrid.SelectedItem;
var data = new CTest {
Number = int.Parse(Numb_Copy.Text.ToString()), FIO = FIO_Copy.Text.ToString(), Phy = int.Parse(Phy_Copy.Text.ToString()), Math = int.Parse(Math_Copy.Text.ToString())
};
string sql = ("UPDATE Tabl SET Number=" + int.Parse(Numb_Copy.Text.ToString()) + ", FIO= '" + FIO_Copy.Text.ToString() + "', Phy=" + int.Parse(Phy_Copy.Text.ToString()) + ", Math=" + int.Parse(Math_Copy.Text.ToString()) + " WHERE Number = " + DabGr.Number.ToString());
SQLiteCommand command = new SQLiteCommand(sql, m_dbConnection);
command.ExecuteNonQuery();
datgrid.Items.RemoveAt(index);
datgrid.Items.Insert(index, data);
}
catch
{
Err.Content = "ОШИБКА: Такой номер (" + Numb_Copy.Text.ToString() + ") уже существует";
datgrid.SelectedIndex = -1;
}
Math_Copy.Text = ""; Phy_Copy.Text = ""; FIO_Copy.Text = ""; Numb_Copy.Text = "";
Del.IsEnabled = false;
Numb_Copy.IsEnabled = false;
FIO_Copy.IsEnabled = false;
Math_Copy.IsEnabled = false;
Phy_Copy.IsEnabled = false;
upd.IsEnabled = false;
}
private void Button_Click(object sender, RoutedEventArgs e)
{
Microsoft.Win32.OpenFileDialog dlg = new Microsoft.Win32.OpenFileDialog();
dlg.ShowDialog();
string db_name = dlg.FileName;
m_dbConnection = new SQLiteConnection("Data Source=" + db_name + ";Version=3;");
m_dbConnection.Open();
string sql = "SELECT * FROM Tabl ORDER BY Number";
SQLiteCommand command = new SQLiteCommand(sql, m_dbConnection);
SQLiteDataReader reader = command.ExecuteReader();
while (reader.Read())
{
var data = new CTest {
Number = int.Parse(reader["Number"].ToString()), FIO = reader["FIO"].ToString(), Phy = int.Parse(reader["Phy"].ToString()), Math = int.Parse(reader["Math"].ToString())
};
datgrid.Items.Add(data);
}
AddBut.IsEnabled = true;
Numb.IsEnabled = true;
FIO.IsEnabled = true;
Math.IsEnabled = true;
Phy.IsEnabled = true;
datgrid.IsEnabled = true;
}
private void Del_Click(object sender, RoutedEventArgs e)
{
CTest DabGr = (CTest)datgrid.SelectedItem;
string sql = ("DELETE FROM Tabl WHERE(Number=" + DabGr.Number.ToString() + " AND FIO = '" + DabGr.FIO.ToString() + "'" + " AND Phy = " + DabGr.Phy.ToString() + " And Math = " + DabGr.Math.ToString() + ")");
SQLiteCommand command = new SQLiteCommand(sql, m_dbConnection);
command.ExecuteNonQuery();
datgrid.Items.RemoveAt(int.Parse(datgrid.SelectedIndex.ToString()));
Del.IsEnabled = false;
Numb_Copy.IsEnabled = false;
FIO_Copy.IsEnabled = false;
Math_Copy.IsEnabled = false;
Phy_Copy.IsEnabled = false;
upd.IsEnabled = false;
}
private void datgrid_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (datgrid.SelectedIndex > -1)
{
CTest DaT = (CTest)datgrid.SelectedItem;
Err.Content = "";
Math_Copy.Text = DaT.Math.ToString(); Phy_Copy.Text = DaT.Phy.ToString(); FIO_Copy.Text = DaT.FIO.ToString(); Numb_Copy.Text = DaT.Number.ToString();
Del.IsEnabled = true;
Numb_Copy.IsEnabled = true;
FIO_Copy.IsEnabled = true;
Math_Copy.IsEnabled = true;
Phy_Copy.IsEnabled = true;
upd.IsEnabled = true;
}
}
private void Button_Click_1(object sender, RoutedEventArgs e)
{
try
{
string sql = "INSERT INTO Tabl (Number,FIO,Phy,Math) VALUES (" + Numb.Text.ToString() + ",'" + FIO.Text.ToString() + "'," + Phy.Text.ToString() + "," + Math.Text.ToString() + ")";
SQLiteCommand command = new SQLiteCommand(sql, m_dbConnection);
var data = new CTest {
Number = int.Parse(Numb.Text.ToString()), FIO = FIO.Text.ToString(), Phy = int.Parse(Phy.Text.ToString()), Math = int.Parse(Math.Text.ToString())
};
datgrid.Items.Add(data);
command.ExecuteNonQuery();
Numb.Text = "";
FIO.Text = "";
Phy.Text = "";
Math.Text = "";
//string sql = "SELECT Number FROM Table ORDER BY int_field DESC LIMIT 1";
}
catch
{
Err.Content = "ОШИБКА: Такой номер (" + Numb.Text.ToString() + ") уже существует";
}
}
