< Java FX

Java FX Példák

Szerző: Sallai András

Copyright © Sallai András, 2021

Licenc: CC Attribution-Share Alike 4.0 International

Web: https://szit.hu

Nyomógomb

import javafx.application.Application; import javafx.event.ActionEvent; import javafx.event.EventHandler; import javafx.stage.Stage; import javafx.scene.Scene; import javafx.scene.layout.StackPane; import javafx.scene.control.Button; public class App extends Application implements EventHandler<ActionEvent> { Button button; public static void main(String[] args) { launch(args); } @Override public void start(Stage stage) { button = new Button(); button.setText("Katt"); button.setOnAction(this); StackPane root = new StackPane(); root.getChildren().add(button); Scene scene = new Scene(root, 300, 250); stage.setScene(scene); stage.setTitle("Helló Világ!"); stage.show(); } @Override public void handle(ActionEvent event) { if (event.getSource() == button) { System.out.println("Kattintás volt"); } } }

Lambda

import javafx.application.Application; import javafx.event.ActionEvent; import javafx.event.EventHandler; import javafx.stage.Stage; import javafx.scene.Scene; import javafx.scene.layout.StackPane; import javafx.scene.control.Button; public class App extends Application { Button button; public static void main(String[] args) { launch(args); } @Override public void start(Stage stage) { button = new Button(); button.setText("Katt"); button.setOnAction(e -> System.out.println("Kattintás volt")); StackPane root = new StackPane(); root.getChildren().add(button); Scene scene = new Scene(root, 300, 250); stage.setScene(scene); stage.setTitle("Helló Világ!"); stage.show(); } }