/*
 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
 */

package helloworld;

import javafx.application.Application;
import javafx.application.Platform;
import javafx.scene.Node;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.layout.HBox;
import javafx.scene.layout.VBox;
import javafx.stage.Stage;
import javafx.stage.StageStyle;

import java.util.Random;

public class HelloBlinking extends Application {

    private static final Random rnd = new Random();
    private static final int SIZE = 25;

    @Override
    public void start(final Stage stage) {
        Node[] hb = new Node[SIZE];
        for (int j = 0; j < hb.length; j++) {
            Node[] nodes = new Node[SIZE];
            for (int i = 0; i < nodes.length; i ++) {
                Button b = new Button("i");
                nodes[i] = b;
            }
            hb[j] = new HBox(nodes);
        }

        stage.setScene(new Scene(new VBox(hb)));
        stage.setX(100);
        stage.setY(100);
        stage.setWidth(400);
        stage.setHeight(400);
        stage.setOnCloseRequest(event -> {
            shouldExit = true;
        });
        stage.initStyle(StageStyle.UNDECORATED);
        stage.show();
        new Thread(() -> {
            while (true) {
                try  {
                    Thread.sleep(50);
                } catch (InterruptedException ex) { }
                Platform.runLater(() -> {
                    stage.setWidth(100 + rnd.nextInt(1300));
                    stage.setHeight(100 + rnd.nextInt(800));
                });
            }
        }).start();
    }

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