public static void insertarCircuito(ClaseCircuito ocircuito)
{
Controlador.Conectar();
OleDbConnection BDConexion = Controlador.BDConexion;
BDConexion.Open();
try
{
string insertar = "INSERT INTO CIRCUITOS(TITULO,CIRCUITO_PADRE,NIVEL) VALUES (@titulo, @padre, @nivel)";
OleDbCommand cmd = new OleDbCommand(insertar, BDConexion);
cmd.Parameters.AddWithValue("@titulo", ocircuito.titulo);
cmd.Parameters.AddWithValue("@padre", ocircuito.padre);
cmd.Parameters.AddWithValue("@nivel", ocircuito.nivel);
cmd.ExecuteNonQuery();
MessageBox.Show("Registro guardado");
}
catch (DBConcurrencyException ex)
{
MessageBox.Show("Error de concurrencia:\n" + ex.Message);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
BDConexion.Close();
}
public static ArrayList buscarCircuitos()
{
Controlador.Conectar();
OleDbConnection BDConexion = Controlador.BDConexion;
BDConexion.Open();
try
{
string buscar = "SELECT * FROM CIRCUITOS";
OleDbCommand cmd = new OleDbCommand(buscar, BDConexion);
OleDbDataReader lector = cmd.ExecuteReader();
object[] objeto = new object[10];
bool read;
if (lector.Read())
{
do
{
int NumberOfColums = lector.GetValues(objeto);
ClaseCircuito ocircuito = new ClaseCircuito(Convert.ToInt16(objeto[0]), Convert.ToInt16(objeto[1]), Convert.ToInt16(objeto[2]), objeto[3].ToString());
Circuito.listaCircuitos.Add(ocircuito);
Console.WriteLine(ocircuito);
read = lector.Read();
}while (read == true);
BDConexion.Close();
return(Circuito.listaCircuitos);
}
else
{
BDConexion.Close();
return(null);
}
}
catch (DBConcurrencyException ex)
{
MessageBox.Show("Error de concurrencia:\n" + ex.Message);
BDConexion.Close();
return(null);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
BDConexion.Close();
return(null);
}
}
public static ArrayList buscarCircuitosHijos(int id)
{
Controlador.Conectar();
OleDbConnection BDConexion = Controlador.BDConexion;
BDConexion.Open();
string buscar = "SELECT * FROM CIRCUITOS WHERE CIRCUITO_PADRE = @id";
OleDbCommand cmd = new OleDbCommand(buscar, BDConexion);
cmd.Parameters.AddWithValue("@id", id);
OleDbDataReader lector = cmd.ExecuteReader();
object[] objeto = new object[10];
bool read;
if (lector.Read())
{
do
{
int NumberOfColums = lector.GetValues(objeto);
ClaseCircuito ocircuito = new ClaseCircuito(Convert.ToInt16(objeto[0]), Convert.ToInt16(objeto[1]), Convert.ToInt16(objeto[2]), objeto[3].ToString());
Circuito.circuitosHijos.Add(ocircuito);
Console.WriteLine(ocircuito);
read = lector.Read();
}while (read == true);
BDConexion.Close();
return(Circuito.circuitosHijos);
}
else
{
BDConexion.Close();
return(null);
}
}
