private void btnAgregarNuevoRol_Click(object sender, EventArgs e)
{
roles nrol = new Modelo.roles();
nrol.pkRol = FrmCategoriaRoles.Rol;
nrol.sNombre = txtRol.Text;
nrol.sDescripcion = txtDescripcion.Text;
nrol.modificar(nrol);
wRol.cargardatos();
this.Close();
}
public void modificar(roles nrol)
{
try
{
using (var ctx = new DataModel())
{
ctx.roles.Attach(nrol);
ctx.Entry(nrol).State = EntityState.Modified;
ctx.SaveChanges();
}
}
catch (Exception)
{
throw;
}
}
public void eliminar(int pkRol)
{
try
{
using (var ctx = new DataModel())
{
roles user = ctx.roles.Single(r => r.pkRol == pkRol);
ctx.Entry(user).State = EntityState.Deleted;
ctx.SaveChanges();
}
}
catch (Exception)
{
throw;
}
}
public void guardar(roles nroles)
{
try
{
using (var ctx = new DataModel())
{
if (nroles.pkRol > 0)
{
ctx.Entry(nroles).State = EntityState.Modified;
}
else
{
ctx.Entry(nroles).State = EntityState.Added;
}
ctx.SaveChanges();
}
}
catch (Exception)
{
throw;
}
}