ｆｘｆｘ９９９ - 経済統計練習帳

package book;
 
import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.layout.StackPane;
import javafx.stage.Stage;
import javafx.scene.shape.Circle;
 
import javafx.scene.paint.Color;
 
import javafx.scene.control.TextField;
 
 
public class pro extends Application {
 
   int n;
 
 
    public static void main(String[] args) {
        launch(args);
    }
 
 
    @Override
    public void start(Stage primaryStage) {
 
        n=1;
 
TextField book = new TextField ();
book.setLayoutX(150);
book.setLayoutY(50); 
 
        Button btn1 = new Button();
        btn1.setText("決定");
        btn1.setOnAction(new EventHandler<ActionEvent>() {
            @Override
            public void handle(ActionEvent event) {
              String x=book.getText();  
                System.out.println(x);
 
            }
        });
       btn1.setLayoutX(50);
btn1.setLayoutY(250); 
 
 Button btn2 = new Button();
        btn2.setText("次");
        btn2.setOnAction(new EventHandler<ActionEvent>() {
            @Override
            public void handle(ActionEvent event) {
              String x=book.getText();  
               n=n+1;
              book.setText("delta"); 
 
 
            }
        });
       btn2.setLayoutX(150);
btn2.setLayoutY(250); 
 
Group root = new Group();
Scene scene = new Scene(root, 500, 300); 
root.getChildren().add(btn1);
root.getChildren().add(btn2);
root.getChildren().add(book);
 
        primaryStage.setTitle("Button");
        primaryStage.setScene(scene);
        primaryStage.show();
 
 
    }
 
 
}