push counter

import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.geometry.Pos;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.text.Text;
import javafx.scene.layout.FlowPane;
import javafx.stage.Stage;
public class PushCounter extends Application{
    private  int count;
    private Text countText;
    public void start (Stage primaryStage){
        count = 0;
        countText = new Text("Pushes: 0");

        Button push = new Button("Push me.");
        push.setOnAction(this::processButtonPress);
        FlowPane pane = new FlowPane(push, countText);
        pane.setAlignment(Pos.CENTER);
        pane.setHgap(20);
        pane.setStyle("-fx-background-color: cyan");

        Scene scene = new Scene(pane, 300 , 100);
        primaryStage.setTitle("Push Counter");
        primaryStage.setScene(scene);
        primaryStage.show();
    }

    public void processButtonPress(ActionEvent event){
        count++;
        countText.setText("Pushes: " + count);
    }
     static void main(String[]args){
        launch(args);
    }
}