private void AtualizarDataGrid() { //carrega os dados no datagrid UsuarioRepo repo = new UsuarioRepo(); list.ItemsSource = repo.Pesquisar(txtPesquisar.Text); //para deixar a coluna invisivel list.Columns[0].Visibility = Visibility.Hidden; list.Columns[4].Visibility = Visibility.Hidden; list.Columns[5].Visibility = Visibility.Hidden; list.Columns[0].IsReadOnly = true; list.Columns[1].IsReadOnly = true; list.Columns[2].IsReadOnly = true; list.Columns[3].IsReadOnly = true; }