private void actualizarTabla()
{
using (ColegioEntities col = new ColegioEntities())
{
IQueryable <Administradores> admin = from d in col.Administradores
select d;
List <Administradores> listado = admin.ToList();
dataGridView1.DataSource = listado;
}
}
private void button3_Click(object sender, EventArgs e)
{
//Actualizar
var indice = dataGridView1.CurrentRow.Index;
using (ColegioEntities col = new ColegioEntities())
{
Actualizar ventanaActualizar = new Actualizar(indice, dataGridView1);
ventanaActualizar.Show();
}
}
private void button2_Click(object sender, EventArgs e)
{
using (ColegioEntities col = new ColegioEntities())
{
IQueryable <Administradores> admin = from d in col.Administradores
select d;
List <Administradores> listado = admin.ToList();
dataGridView1.DataSource = listado;
}
}
private void button4_Click(object sender, EventArgs e)
{
var indice = dataGridView1.CurrentRow.Index;
var id = int.Parse(dataGridView1.Rows[indice].Cells[0].Value.ToString());
using (ColegioEntities col = new ColegioEntities())
{
Administradores admins = col.Administradores.FirstOrDefault(admins1 => admins1.id.Equals(id));
MessageBox.Show(admins.ToString());
col.Administradores.Remove(admins);
col.SaveChanges();
actualizarTabla();
}
}
private void button1_Click(object sender, EventArgs e)
{
using (ColegioEntities col = new ColegioEntities())
{
Administradores admin = new Administradores
{
nombre = textBox1.Text,
apellido = textBox2.Text,
contrasena = textBox3.Text,
};
col.Administradores.Add(admin);
col.SaveChanges();
this.Hide();
MessageBox.Show("Se ha guardado con exito");
actualizarTabla();
}
}
private void button2_Click(object sender, EventArgs e)//Boton iniciar sesion
{
using (ColegioEntities col = new ColegioEntities())
{
var admin = from d in col.Administradores
where d.nombre == textBox1.Text &&
d.contrasena == textBox2.Text
select d;
if (admin.Count() > 0)
{
this.Hide();
Form2 menu = new Form2();
menu.Show();
}
else
{
MessageBox.Show("Credenciales incorrectas");
}
}
}
private void button1_Click(object sender, EventArgs e)
{
using (ColegioEntities col = new ColegioEntities())
{
var id = int.Parse(datagridview1.Rows[indice].Cells[0].Value.ToString());
Administradores admin = col.Administradores.FirstOrDefault(admin1 => admin1.id.Equals(id));
admin.nombre = textBox1.Text;
admin.apellido = textBox2.Text;
admin.contrasena = textBox3.Text;
col.SaveChanges();
IQueryable <Administradores> admin2 = from d in col.Administradores
select d;
List <Administradores> listado = admin2.ToList();
datagridview1.DataSource = listado;
this.Hide();
MessageBox.Show("Se guardaron los cambios");
}
}
