private void Button_Click_1(object sender, RoutedEventArgs e)
{
sqlConnection.Open();
check_info check = new check_info();
dataGrid2.Visibility = Visibility.Visible;
date_birth_label.Visibility = Visibility.Hidden;
date_death_label.Visibility = Visibility.Hidden;
timePicker1.Visibility = Visibility.Hidden;
timePicker2.Visibility = Visibility.Hidden;
fill_data_grid(dataGrid2);
}
private void Button_Click(object sender, RoutedEventArgs e)
{
check_info check_Info = new check_info();
check_Info.Show();
}