/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package myjavafxapplication;

import java.util.ArrayList;
import java.util.List;

import javafx.application.Application;
import javafx.collections.FXCollections;
import javafx.collections.ObservableList;
import javafx.scene.Scene;
import javafx.scene.control.TableColumn;
import javafx.scene.control.TableView;
import javafx.scene.layout.BorderPane;
import javafx.scene.paint.Color;
import javafx.stage.Stage;
import javafx.util.Callback;

/**
 * @author yann
 */
public class MyJavaFXTableResizable extends Application {

    private static int NB_COL = 30;

    private static int NB_LINE = 10000;

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        Application.launch(MyJavaFXApplication.class, args);
    }

    @Override
    public void start(Stage primaryStage) {

        primaryStage.setTitle("Hello World");
        BorderPane borderPane = new BorderPane();
        Scene scene = new Scene(borderPane, 1200, 550, Color.LIGHTGREEN);
        primaryStage.setScene(scene);

        TableView tableView = new TableView();
        tableView.setItems(getData());
        tableView.getColumns().addAll(getColumns());
        tableView.setColumnControlEnabled(true);

        borderPane.setCenter(tableView);

        primaryStage.setVisible(true);
    }

    public ObservableList getData() {
        final ObservableList data = FXCollections.observableArrayList(getLines());
        return data;
    }

    public List<List<Double>> getLines() {
        List<List<Double>> data = new ArrayList<List<Double>>();
        for (int i = 0; i < NB_LINE; i++) {
            List<Double> line = new ArrayList<Double>();
            for (int j = 0; j <= NB_COL; j++) {
                if (j == 0) line.add((double) i);
                else line.add(Math.random() * 1000);
            }
            data.add(line);
        }
        return data;
    }

    public List<TableColumn> getColumns() {
        List<TableColumn> cols = new ArrayList<TableColumn>();
        for (int i = 0; i <= NB_COL; i++) {
            TableColumn col = new TableColumn();
            col.setText("Col" + i);
            final int coli = i;
            col.setDataRetriever(new Callback<TableColumn.CellDataFeatures<Double>, Double>() {

                @Override
                public Double call(TableColumn.CellDataFeatures p) {
                    return ((List<Double>) p.getValue()).get(coli);
                }
            });

            cols.add(col);
        }
        return cols;
    }

}