private void FormEmpleados_Load(object sender, EventArgs e) { txtId.Enabled = false; txtIdTel.Enabled = false; EmpleadoNegocio negocio = new EmpleadoNegocio(); listarTipos = negocio.listarTipos(); cbbtipoempleado.DataSource = listarTipos; txtBuscar.CharacterCasing = CharacterCasing.Upper; txtCalle.CharacterCasing = CharacterCasing.Upper; txtCalle.CharacterCasing = CharacterCasing.Upper; txtBuscar.CharacterCasing = CharacterCasing.Upper; txtApellido.CharacterCasing = CharacterCasing.Upper; txtNombre.CharacterCasing = CharacterCasing.Upper; txtMail.CharacterCasing = CharacterCasing.Upper; txtTipoTel.CharacterCasing = CharacterCasing.Upper; txtlocalidad.CharacterCasing = CharacterCasing.Upper; cargarGrilla(); }