fx te - プログラム倉庫

package book2;
 
import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.layout.StackPane;
import javafx.stage.Stage;
import javafx.scene.Group;
import javafx.scene.control.TextField;
 
public class pro extends Application {
    TextField tf,tf2;
 
    @Override
    public void start(Stage primaryStage) {
        Button btn = new Button();
        btn.setText("00");
        btn.setOnAction(new EventHandler<ActionEvent>() {
            @Override
            public void handle(ActionEvent event) {
 
                String str1,str2;
 
                str1=tf.getText();
                 str2=tf2.getText();
 
System.out.println(str1+str2);
 
 
            }
        });
btn.setLayoutX(450);
btn.setLayoutY(650);
 
 
tf= new TextField();
        tf.setPrefColumnCount(15);
tf.setLayoutX(100);
tf.setLayoutY(100);
 
tf2= new TextField();
        tf2.setPrefColumnCount(15);
tf2.setLayoutX(100);
tf2.setLayoutY(200);
 
 
       Group root = new Group();
Scene scene = new Scene(root, 700, 700);    
 
 
 
        root.getChildren().add(btn);
  root.getChildren().add(tf);
 root.getChildren().add(tf2);
 
        primaryStage.setTitle("写真");
        primaryStage.setScene(scene);
        primaryStage.show();
    }
 
 
    public static void main(String[] args) {
        launch(args);
    }
 
}