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 }
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1 /*
2 * Copyright (c) 2010, 2015, 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
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 // // add new mappings
55 // // The J key should fire the button
56 // button1.getInputMap().getMappings().add(new KeyMapping(J, e -> button1.fire()));
57 //
58 // // The SPACE key should no longer fire the button (and instead just print text to console)
59 // button1.getInputMap().getMappings().add(new KeyMapping(SPACE, e -> {
60 // System.out.println("This should replace the default action event!");
61 // }));
62 //
63 // // The degenerate case where we accept all input - a null KeyCombination matches anything
64 // // and results in firing the button
65 // button1.getInputMap().getMappings().add(new KeyMapping(new KeyBinding(KEY_PRESSED), e -> {
66 // System.out.println("catch-all mapping caught event: " + e);
67 // button1.fire();
68 // }));
69 //
70 //
71 // // test one: lookup the J mapping and disable it
72 // button1.getInputMap().lookupMapping(new KeyBinding(J)).ifPresent(mapping -> {
73 // System.out.println("disabling J key mapping");
74 // mapping.setDisabled(true);
75 // });
76 //
77 // // test two: the degenerate case - we need to iterate through the mappings
78 // // to find the null keyCombination, so that we may install an interceptor
79 // // to block the tab key. This means all keys except tab will work.
80 //// button1.getInputMap().lookupMapping(new KeyBinding(KEY_TYPED)).ifPresent(mapping -> {
81 //// System.out.println("adding interceptor for Tab key mapping");
82 //// mapping.getInterceptors().add(event -> {
83 //// if (! (event instanceof KeyEvent)) return true;
84 //// return KeyCode.TAB != ((KeyEvent)event).getCode();
85 //// });
86 //// });
87 //// button1.getInputMap().getInterceptors().add(event -> {
88 //// if (! (event instanceof KeyEvent)) return true;
89 //// return KeyCode.X != ((KeyEvent)event).getCode();
90 //// });
91 //
92 // button1.getInputMap().getInterceptors().add(new KeyMappingInterceptor(new KeyBinding(SPACE)));
93 //
94 // // test three: remove a mapping
95 // button1.getInputMap().lookupMapping(new KeyBinding(J)).ifPresent(mapping -> {
96 // System.out.println("removing J key mapping");
97 // button1.getInputMap().getMappings().remove(mapping);
98 // });
99 //
100 // scene.getRoot().addEventHandler(KeyEvent.ANY, e -> System.out.println("e = " + e));
101
102
103 ((Group)scene.getRoot()).getChildren().add(button1);
104
105 Button button2 = new Button();
106 button2.setText("Click Me Too");
107 button2.setLayoutX(25);
108 button2.layoutYProperty().bind(button1.heightProperty().add(button1.layoutYProperty()));
109 ((Group)scene.getRoot()).getChildren().add(button2);
110 //
111 // Button button3 = new Button();
112 // button3.setText("Click Me Three");
113 // button3.setLayoutX(25);
114 // button3.layoutYProperty().bind(button2.heightProperty().add(button2.layoutYProperty()));
115 // ((Group)scene.getRoot()).getChildren().add(button3);
116
117 stage.setScene(scene);
118 stage.show();
119 }
120 }
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