javafx--started 初识javafx

Construct the Application

1. From the File menu, choose New Project.

2. In the JavaFX application category, choose JavaFX Application. Click Next.

3. Name the project HelloWorld and click Finish.

NetBeans opens the  HelloWorld.java file and populates it with the code for a

basic Hello World application, as shown in Example 1�C1.

Example 1�C1 Hello World

package helloworld;
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;
public class HelloWorld extends Application {
public static void main(String[] args) {
launch(args);
}
@Override
public void start(Stage primaryStage) {
primaryStage.setTitle("Hello World!");
Button btn = new Button();
btn.setText("Say 'Hello World'");
btn.setOnAction(new EventHandler<ActionEvent>() {
@Override
public void handle(ActionEvent event) {
System.out.println("Hello World!");
}
});
StackPane root = new StackPane();
root.getChildren().add(btn);
primaryStage.setScene(new Scene(root, 300, 250));
primaryStage.show();
}
}