java.awt.Desktop#setQuitHandler ( )源码实例Demo

static void install() {
    try {
        Desktop app = Desktop.getDesktop();
        NbApplicationAdapterJDK9 al = new NbApplicationAdapterJDK9();

        app.setAboutHandler(al);
        app.setOpenFileHandler(al);
        app.setPreferencesHandler(al);
        app.setQuitHandler(al);
    } catch (Throwable ex) {
        ErrorManager.getDefault().notify(ErrorManager.WARNING, ex);
    } finally {
    }
    NbApplicationAdapter.install();
}
 

static void uninstall() {
    Desktop app = Desktop.getDesktop();

    app.setAboutHandler(null);
    app.setOpenFileHandler(null);
    app.setPreferencesHandler(null);
    app.setQuitHandler(null);
}
 

/**
 * Initialize the Mac-specific properties.
 * Create an ApplicationAdapter to listen for Help, Prefs, and Quit.
 */
public static void initialize()
{
	if (initialized)
	{
		return;
	}
	initialized = true;

	if (!Desktop.isDesktopSupported())
	{
		return;
	}

	Desktop theDesktop = Desktop.getDesktop();
	if (theDesktop.isSupported(Action.APP_ABOUT))
	{
		theDesktop.setAboutHandler(new AboutHandler());
	}
	if (theDesktop.isSupported(Action.APP_PREFERENCES))
	{
		theDesktop.setPreferencesHandler(new PreferencesHandler());
	}
	if (theDesktop.isSupported(Action.APP_QUIT_HANDLER))
	{
		theDesktop.setQuitHandler(new QuitHandler());
	}
}
 

/**
 * Initialize the Mac-specific properties.
 * Create an ApplicationAdapter to listen for Help, Prefs, and Quit.
 */
public static void initialize()
{
	if (initialized)
	{
		return;
	}
	initialized = true;

	if (!Desktop.isDesktopSupported())
	{
		return;
	}

	Desktop theDesktop = Desktop.getDesktop();
	if (theDesktop.isSupported(Action.APP_ABOUT))
	{
		theDesktop.setAboutHandler(new AboutHandler());
	}
	if (theDesktop.isSupported(Action.APP_PREFERENCES))
	{
		theDesktop.setPreferencesHandler(new PreferencesHandler());
	}
	if (theDesktop.isSupported(Action.APP_QUIT_HANDLER))
	{
		theDesktop.setQuitHandler(new QuitHandler());
	}
}
 

@Override
public void run() {

  logger.finest("Configuring desktop settings");

  // Set basic desktop handlers
  final Desktop awtDesktop = Desktop.getDesktop();
  if (awtDesktop != null) {

    // Setup About handler
    if (awtDesktop.isSupported(Desktop.Action.APP_ABOUT)) {
      awtDesktop.setAboutHandler(e -> {
        MZmineGUI.showAboutWindow();
      });
    }

    // Setup Quit handler
    if (awtDesktop.isSupported(Desktop.Action.APP_QUIT_HANDLER)) {
      awtDesktop.setQuitHandler((e, response) -> {
        ExitCode exitCode = MZmineCore.getDesktop().exitMZmine();
        if (exitCode == ExitCode.OK)
          response.performQuit();
        else
          response.cancelQuit();
      });
    }
  }

  if (Taskbar.isTaskbarSupported()) {

    final Taskbar taskBar = Taskbar.getTaskbar();

    // Set the main app icon
    if ((mzMineIcon != null) && taskBar.isSupported(Taskbar.Feature.ICON_IMAGE)) {
      final java.awt.Image mzMineIconAWT = SwingFXUtils.fromFXImage(mzMineIcon, null);
      taskBar.setIconImage(mzMineIconAWT);
    }

    // Add a task controller listener to show task progress
    MZmineCore.getTaskController().addTaskControlListener((numOfWaitingTasks, percentDone) -> {
      if (numOfWaitingTasks > 0) {
        if (taskBar.isSupported(Taskbar.Feature.ICON_BADGE_NUMBER)) {
          String badge = String.valueOf(numOfWaitingTasks);
          taskBar.setIconBadge(badge);
        }

        if (taskBar.isSupported(Taskbar.Feature.PROGRESS_VALUE))
          taskBar.setProgressValue(percentDone);

      } else {

        if (taskBar.isSupported(Taskbar.Feature.ICON_BADGE_NUMBER))
          taskBar.setIconBadge(null);
        /*
         * if (taskBar.isSupported( Taskbar.Feature.PROGRESS_STATE_WINDOW))
         * taskBar.setWindowProgressState( MZmineCore.getDesktop().getMainWindow(),
         * Taskbar.State.OFF);
         */
        if (taskBar.isSupported(Taskbar.Feature.PROGRESS_VALUE))
          taskBar.setProgressValue(-1);
        /*
         * if (taskBar.isSupported( Taskbar.Feature.PROGRESS_VALUE_WINDOW))
         * taskBar.setWindowProgressValue( MZmineCore.getDesktop().getMainWindow(), -1);
         */
      }
    });

  }

  // Let the OS decide the location of new windows. Otherwise, all windows
  // would appear at the top left corner by default.
  // TODO: investigate if this applies to JavaFX windows
  System.setProperty("java.awt.Window.locationByPlatform", "true");

}