Javafx - Array bidimensional de string outro exemplo

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//IMPRIMINDO ARTRAY DE STRING EM JAVAFX

//MODO DIFERENTE-NUMERANDO LINHAS

import javafx.application.Application;

import javafx.event.ActionEvent;

import javafx.scene.Group;

import javafx.scene.Node;

import javafx.scene.Scene;

import javafx.scene.canvas.Canvas;

import javafx.scene.canvas.GraphicsContext;

import javafx.scene.control.Button;

import javafx.stage.Stage;

import javafx.event.EventHandler;

import javafx.scene.paint.Color;

import javafx.scene.control.Menu;

import javafx.scene.control.MenuBar;

import javafx.scene.control.MenuItem;

import javafx.scene.layout.BorderPane;

import javafx.scene.layout.Pane;

import javafx.scene.text.Font;

import javafx.scene.text.FontWeight;

import javafx.scene.text.Text;

import javafx.geometry.Insets;

import javafx.concurrent.Task;

////////////////////////////////////////////////////////////////////////////////

public class PROJETO extends Application {

     static int b = 0, k = 0, z = 0, i, j = 0;

    static String str_1 = "MUITO OBRIGADO";

     static String str_3 = "Por: Samuel Lima";

     static String str = " ";

     static String str_2 = " ";

     static String str_4 = " ";

     static String str_5 = " ";

     static int cont = 0;

     static Canvas canvas = new Canvas ( 490, 410 );

     static GraphicsContext ctx = canvas.getGraphicsContext2D ( );

     static BorderPane borderPane = new BorderPane ( );

     static Pane ro_ot = new Pane ( );

     static Scene sce_ne = new Scene ( ro_ot, 490, 410 );

     static MenuBar menuBar = new MenuBar ( );

     static Text t_0 = new Text ( );

     static Text t_1 = new Text ( );

     static Text t_2 = new Text ( );

     static Text t_3 = new Text ( );

     static String [ ] [ ] selecoes = {

         {"Alemanha"       }, //0

         {"Argélia"        }, //1

         {"Argentina"      }, //2

         {"Austrália"      }, //3

         {"Bélgica"        }, //4

         {"Bósnia"         }, //5

         {"Brasil"         }, //6

         {"Camarões"       }, //7

         {"Chile"          }, //8

         {"Colômbia"       }, //9

         {"Coreia do Sul"  }, //10

         {"Costa do Marfim"}, //11

         {"Costa Rica"     }, //12

         {"Croácia"        }, //13

         {"Equador"        }, //14

         {"Espanha"        }, //15

         {"Estados Unidos" }, //16

         {"França"         }, //17

         {"Gana"           }, //18

         {"Grécia"         }, //19

         {"Holanda"        }, //20

         {"Honduras"       }, //21

         {"Inglaterra"     }, //22

         {"Irã"            }, //23

         {"Itália"         }, //24

         {"Japão"          }, //25

         {"México"         }, //26

         {"Nigéria"        }, //27

         {"Portugal"       }, //28

         {"Rússia"         }, //29

         {"Suíça"          }, //30

         {"Uruguai"       }}; //31

////////////////////////////////////////////////////////////////////////////

     public static void TextString ( ) {

         t_0.setFont ( Font.font ( "Arial", FontWeight.BOLD, 25 ) );

         t_1.setFont ( Font.font ( "Arial", FontWeight.NORMAL, 25 ) );

         t_2.setFont ( Font.font ( "Arial", FontWeight.NORMAL, 25 ) );

         t_3.setFont ( Font.font ( "Arial", FontWeight.NORMAL, 25 ) );

     }

     // /////////////////////////////////////////////////////////////////////////

     public static Node But_ton_1 ( ) {

         Button btn_1 = new Button ( "Inf" );

         btn_1.setPrefWidth ( 50 );// Largura do botão

         btn_1.setLayoutX ( 22 );// Posição do botão

         btn_1.setPrefHeight ( 20 );// altura do botão

         btn_1.setLayoutY ( 262 );// //Posição do botão

         btn_1.setOnAction ( new EventHandler < ActionEvent > ( ) {

              @Override

              public void handle ( ActionEvent event ) {

                   int b = 0;

                   b = 1;

                   Sleep ( 1800, b );

                   b = 2;

                   Sleep ( 2800, b );

              }

         } );

         ro_ot.getChildren ( ).add ( btn_1 );

         return btn_1;

     }

     // /////////////////////////////////////////////////////////////////////////

     public static Node But_ton_2 ( ) {

         Button btn_2 = new Button ( "Cls" );

         btn_2.setPrefWidth ( 50 );// Largura do botão

         btn_2.setLayoutX ( 417 );// Posição do botão

         btn_2.setPrefHeight ( 20 );// altura do botão

         btn_2.setLayoutY ( 262 );// //Posição do botão

         btn_2.setOnAction ( new EventHandler < ActionEvent > ( ) {

              @Override

              public void handle ( ActionEvent event ) {

                   // Coluna, linha, comprimento, altura

                   // Apagando uma linha ou partes

                   ctx.clearRect ( 80, 60, 180, 80 );

              }

         } );

         ro_ot.getChildren ( ).add ( btn_2 );

         return btn_2;

     }

     // /////////////////////////////////////////////////////////////////////////

     // Chamando uma função depois de um certo tempo

     public static void Tempo_2 ( ) {

         ctx.setFill ( Color.GREEN );

         ctx.fillText ( "MUITO OBRIGADO", 80, 120 );

     }

     public static void Tempo_1 ( ) {

         ctx.setFill ( Color.BLUE );

         ctx.fillText ( "Por: Samuel Lima", 80, 90 );

     }

     public static int Sleep ( int x, int k ) {

         Task < Integer > close = new Task < Integer > ( ) {

              @Override

              protected Integer call ( ) throws Exception {

                   Thread.sleep ( x );

                   return null;

              }

         };

         close.setOnSucceeded ( c -> {

              if ( k == 1 )

                   Tempo_1 ( );

              if ( k == 2 )

                   Tempo_2 ( );

         } );

         new Thread ( close ).start ( );

         return 0;

     }

     // /////////////////////////////////////////////////////////////////////////

     public static int Menu_Bar ( ) {

         EventHandler < ActionEvent > action = changeTabPlacement ( );

         Menu menu = new Menu ( "Arq" );

         MenuItem top = new MenuItem ( "Exit" );

         top.setOnAction ( action );

         menu.getItems ( ).add ( top );

         MenuItem bottom = new MenuItem ( "Inf" );

         bottom.setOnAction ( action );

         menu.getItems ( ).add ( bottom );

         menuBar.getMenus ( ).add ( menu );

         borderPane.setTop ( menuBar );

         return 0;

     }

     // /////////////////////////////////////////////////////////////////////////

     private static EventHandler < ActionEvent > changeTabPlacement ( ) {

         return new EventHandler < ActionEvent > ( ) {

              public void handle ( ActionEvent event ) {

                   MenuItem mItem = ( MenuItem ) event.getSource ( );

                   String side = mItem.getText ( );

                   if ( "Exit".equalsIgnoreCase ( side ) ) {

                        System.exit ( 0 );

                   } else if ( "Inf".equalsIgnoreCase ( side ) ) {

                        But_ton_1 ( );

                        But_ton_2 ( );

                   }

              }

         };

     }

////////////////////////////////////////////////////////////////////////////

     public static Node Line ( ) {

         Group y = new Group ( );

         for ( i = 0; i <= selecoes.length; i++ ) {

              if ( i >= 1 && i <= 16 ) {

                   b++;

                   str_2 += b + "\n";

                   str += selecoes [ i - 1 ] [ j ] +  "\n";

              }

              if ( i >= 17 && i <= 32 ) {

                   b++;

                   str_4 += b + "\n";

                   str_5 += selecoes [ i - 1 ] [ j ] +  "\n";

              }

         }

         //Primeira coluna

         t_1.setFill ( Color.RED );     

         t_1.setX ( 70 );// coluna

         t_1.setY ( 90 );// linha

         t_1.setText ( str_2 );

         t_0.setFill ( Color.BLACK );

         t_0.setX ( 90 );// coluna

         t_0.setY ( 90 );// linha

         t_0.setText ( str );

        ///////////////////////////

         //Segunda coluna

         t_2.setFill ( Color.RED );     

         t_2.setX ( 200 );// coluna

         t_2.setY ( 90 );// linha

         t_2.setText ( str_4 );

         t_3.setFill ( Color.BLACK );

         t_3.setX ( 220 );// coluna

         t_3.setY ( 90 );// linha

         t_3.setText ( str_5 );

         return y;

     }

     // ////////////////////////////////////////////////////////////////////////

     public void start ( Stage stage ) {

         stage.setTitle ( "IMPRIMINDO ARTRAY DE STRING EM JAVAFX" );

         // Dando uns efeitos na moldura

         ro_ot.setStyle ( "-fx-padding: 5;" + "-fx-border-style: solid inside;"

                   + "-fx-border-width: 18;" + "-fx-border-insets: 5;"

                   + "-fx-border-radius: 5;" + "-fx-border-color: blue;" );

         Menu_Bar ( );

         Line ( );

         // Configurando o local exato do menu

         borderPane.setPadding ( new Insets ( 23, 500, 0, 23 ) );

         ctx.setFont ( Font.font ( "Tahoma", FontWeight.NORMAL, 15 ) );

         ctx.setFill ( Color.RED );

         ctx.fillText ( "IMPRIMINDO ARTRAY DE STRING EM JAVAFX", 100, 60 );

         ro_ot.getChildren ( ).addAll ( canvas, borderPane, t_0, t_1, t_2, t_3 );

         stage.setScene ( sce_ne );

         stage.show ( );

     }

     // /////////////////////////////////////////////////////////////////////////

     public static void main ( String [ ] args ) {

         Application.launch ( args );

     }

}