1 /*
   2  * Copyright (c) 2010, 2014, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package hello;
  27 
  28 
  29 import javafx.application.Application;
  30 import javafx.scene.Group;
  31 import javafx.scene.Scene;
  32 import javafx.scene.control.Button;
  33 import javafx.scene.input.KeyEvent;
  34 import javafx.stage.Stage;
  35 
  36 public class HelloButton extends Application {
  37     /**
  38      * @param args the command line arguments
  39      */
  40     public static void main(String[] args) {
  41         Application.launch(args);
  42     }
  43 
  44     @Override public void start(Stage stage) {
  45         stage.setTitle("Hello Button");
  46         Scene scene = new Scene(new Group(), 600, 450);
  47         Button button1 = new Button();
  48         button1.setText("Click Me");
  49         button1.setLayoutX(25);
  50         button1.setLayoutY(40);
  51 
  52         button1.setOnAction(e -> System.out.println("Event: " + e));
  53 
  54         button1.addEventHandler(KeyEvent.KEY_RELEASED, e -> System.out.println("Event: " + e));
  55 
  56         ((Group)scene.getRoot()).getChildren().add(button1);
  57 
  58         Button button2 = new Button();
  59         button2.setText("Click Me Too");
  60         button2.setLayoutX(25);
  61         button2.layoutYProperty().bind(button1.heightProperty().add(button1.layoutYProperty()));
  62         ((Group)scene.getRoot()).getChildren().add(button2);
  63 
  64         Button button3 = new Button();
  65         button3.setText("Click Me Three");
  66         button3.setLayoutX(25);
  67         button3.layoutYProperty().bind(button2.heightProperty().add(button2.layoutYProperty()));
  68         ((Group)scene.getRoot()).getChildren().add(button3);
  69 
  70         stage.setScene(scene);
  71         stage.show();
  72     }
  73 }