private void UpdateClassBtn1(object sender, EventArgs e)
{
DBConnection.Instance().OpenConnection(); // Xác Định kết nối đến DB
string name = classUpdateName.Text;
int floor = Int32.Parse(classUpdateFloor.Text);
int capicity = Int32.Parse(classUpdateCapitity.Text);
string description = classUpdateDescription.Text;
StdClass class1 = new StdClass(name, floor, capicity, description);
var sqlQuery = "UPDATE `stdclass` " +
"SET `name`=@name,`floor`=@floor,`MaxCapicity`=@capicity,`Ddescription`=@description" +
" WHERE `name`=@location";
var cmd = new MySqlCommand(sqlQuery, DBConnection.Instance().Connection);
cmd.Parameters.AddWithValue("@name", class1.Name);
cmd.Parameters.AddWithValue("@floor", class1.Floor);
cmd.Parameters.AddWithValue("@capicity", class1.MaxCapicity);
cmd.Parameters.AddWithValue("@description", class1.Description);
cmd.Parameters.AddWithValue("@location", originClassName.Text);
cmd.ExecuteNonQuery();
DBConnection.Instance().CloseConnection();
MessageBox.Show("Updated");
updateForm.onUpdate();
Close();
}
private void button_add(object sender, EventArgs e)
{
DBConnection.Instance().OpenConnection(); // Xác Định kết nối đến DB
string name = className.Text;
int floor = Int32.Parse(classFloor.Text);
int capicity = Int32.Parse(classCapitity.Text);
string description = classDescription.Text;
StdClass class1 = new StdClass(name, floor, capicity, description);
var sqlQuery = "INSERT INTO `stdclass`(`name`, `floor`, `MaxCapicity`, `Ddescription`) " +
"VALUES " +
"(@name,@floor,@capicity,@description)";
var cmd = new MySqlCommand(sqlQuery, DBConnection.Instance().Connection);
cmd.Parameters.AddWithValue("@name", class1.Name);
cmd.Parameters.AddWithValue("@floor", class1.Floor);
cmd.Parameters.AddWithValue("@capicity", class1.MaxCapicity);
cmd.Parameters.AddWithValue("@description", class1.Description);
cmd.ExecuteNonQuery();
DBConnection.Instance().CloseConnection();
showStdClass();
MessageBox.Show("Add!!!");
}
