ScreenManager.java 文件源码

public ScreenManager(final String gameTitle) {
  super(gameTitle);
  this.resolutionChangedConsumer = new CopyOnWriteArrayList<>();
  this.screenChangedConsumer = new CopyOnWriteArrayList<>();
  this.screens = new CopyOnWriteArrayList<>();

  // set default jframe stuff
  this.setResizable(false);
  this.setBackground(Color.BLACK);
  this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  this.setDefaultCloseOperation(DO_NOTHING_ON_CLOSE);
  final RenderComponent comp = new RenderComponent(Game.getConfiguration().graphics().getResolution());
  this.add(comp);
  this.renderCanvas = comp;
  this.getRenderComponent().addComponentListener(new ResizedEventListener());

  this.addWindowStateListener(this);
  this.addWindowFocusListener(this);
  this.addWindowListener(new WindowAdapter() {
    @Override
    public void windowClosing(final WindowEvent event) {
      // ensures that we terminate the game, when the window is being closed
      Game.terminate();
    }
  });
}