An introduction to GroovyFX as the scripting language for JavaFX. JavaFX 1 had JavaFX Script, JavaFX 2 is just a Java API. GroovyFX steps up to the plate to be the scripting language for that API.

1. GroovyFX
or
How to Program JavaFX Easily
Prof Russel Winder
http://www.russel.org.uk
email: russel@winder.org.uk
xmpp: russel@winder.org.uk
twitter: @russel_winder
Copyright © 2013 Russel Winder 1

2. Interstitial Advertisement
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3. Java
AWT
Applets
Copyright © 2013 Russel Winder 3

4. Copyright © 2013 Russel Winder 4

5. Interregnum
Java server-side only
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6. Flex
Silverlight
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7. Copyright © 2013 Russel Winder 7

8. JavaFX
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9. JavaFX Script
import javafx.stage.Stage;
import javafx.scene.Scene;
import javafx.scene.text.Font;
import javafx.scene.text.Text;
Stage {
title: "Hello World"
width: 250
height: 80
scene: Scene {
content: Text {
font: Font {
size: 24
}
x: 10, y: 30
content: "Hello World."
}
}
} http://en.wikipedia.org/wiki/JavaFX_Script
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10. Historical Context
● JavaFX ● Compete against:
● RIA framework ● Flex
– JavaME ● Silverlight
– JavaSE
● JavaFX Script
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11. JavaFX didn't really catch on…
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12. …despite JavaFX Script.
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13. Copyright © 2013 Russel Winder 13

14. Graphics Frameworks
● GTK, GObject:
● Glade ● Qt:
● Qt Designer
● Qt Quick/QML
● wxWidgets:
● wxGlade
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15. The New JavaFX
● JavaFX 2:
● Java API for Java SE.
● Eventually a replacement for Swing.
● SceneBuilder
● FXML
JavaFX == JavaFX 2
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16. import javafx.application.Application;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.stage.Stage;
Import javafx.scene.paint.Color;
import javafx.scene.text.Font;
import javafx.scene.text.Text;
public class HelloWorld extends Application {
@Override
public void start(final Stage stage) {
stage.setTitle("Hello World");
final Group rootNode = new Group();
final Text textNode = new Text(10, 30, "Hello World.");
textNode.setFont(Font.font("Ocean Sans MT", 24));
rootNode.getChildren().add(textNode);
final Scene sceneNode = new Scene(rootNode, 250, 80);
sceneNode.setFill(Color.web(“#d0c4b0”));
stage.setScene(sceneNode);
stage.show();
}
public static void main(final String[] args) {
launch(args);
}
}
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17. No JavaFX Script
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18. Groovy
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19. Jim Clark
Dean Iverson
Dierk König
Andres Almiray
Russel Winder
Copyright © 2013 Russel Winder 19

20. GroovyFX
import static groovyfx.javafx.GroovyFX.start
import javafx.scene.paint.Color
start {
stage title: 'Hello World', visible: true, {
scene width: 250, height: 80, fill: Color.web('#d0c4b0'), {
text x: 10, y: 30, text: 'Hello World.', font: '24pt "Ocean Sans MT"'
}
}
}
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21. Real
Code
http://nighthacking.com
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22. Having Good Architectures
● Separate concerns. ● Code for structure and
● MVC (model, view logic.
controller), MVP (model ● CSS (cascading style
view presenter). sheets) for presentation.
● Mediator.
● Façade.
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23. More code…
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24. http://griffon.codehaus.org/
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25. Interstitial Advertisement
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26. GroovyFX
or
How to Program JavaFX Easily
Prof Russel Winder
http://www.russel.org.uk
email: russel@winder.org.uk
xmpp: russel@winder.org.uk
twitter: @russel_winder
Copyright © 2013 Russel Winder 26