Kurdesz

package application;

import java.beans.EventHandler;

import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.event.*;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.layout.StackPane;
import javafx.stage.Stage;


public class Main extends Application {
	@Override
	public void start(Stage primaryStage) {
		Button przycisk = new Button();
		przycisk.setText("Przycisk");

		przycisk.setOnAction(new EventHandler<ActionEvent>(){
			@Override
			public void handle(ActionEvent arg0){
				przycisk.setText("Klik!");
			}
		});

		StackPane root = new StackPane();
		root.getChildren().add(przycisk);

		Scene ramka = new Scene(root, 300, 250);

		primaryStage.setScene(ramka);
		primaryStage.show();
	}
}