//********* Button Dodawanie ligi ***************
        private void addTournamentButton_Click(object sender, RoutedEventArgs e)
        {
            AddTournament tournamentWindow = new AddTournament();

            tournamentWindow.Owner = this;
            if (IsOpen == false)
            {
                tournamentWindow.deleteButton.Visibility = Visibility.Collapsed;
                tournamentWindow.Show();
                tournamentWindow.Topmost = true;
                IsOpen = true;
            }
        }
        //********* Button Edycja lig ***************
        private void editTournamentButton_Click(object sender, RoutedEventArgs e)
        {
            string id   = "";
            string name = "";
            string logo = "";

            if (tournamentsListBox.SelectedItems.Count == 1)
            {
                OpenConnection();

                MySqlCommand cmd = new MySqlCommand("Select * from tournaments  where Tournament_ID = (select Tournament_ID from tournaments where Tournament_Name ='" + TournamentName + "')", conn);

                MySqlDataReader rd = cmd.ExecuteReader();

                while (rd.Read())
                {
                    id   = rd.GetString(0);
                    name = rd.GetString(1);
                    logo = rd.GetString(2);
                }

                CloseConnection();

                AddTournament addTournamentWindow = new AddTournament(GetCountryID(), CountryName, id, name, logo, true);
                addTournamentWindow.Owner = this;
                if (IsOpen == false)
                {
                    addTournamentWindow.Show();
                    IsOpen = true;
                }
            }
            else
            {
                MessageBox.Show("Prosze zaznaczyć ligę");
            }
        }