import com.apple.eawt.QuitHandler; //导入依赖的package包/类
public AppleSupportImpl() {
    application = Application.getApplication();
    application.setAboutHandler(new AboutHandler() {
        @Override
        public void handleAbout(AboutEvent aboutEvent) {
            JOptionPane.showMessageDialog(null, "LedMatrix control\n(c) The Cave, 2017\nhttps://www.thecave.cz", "About", JOptionPane.INFORMATION_MESSAGE);
        }
    });

    application.setQuitHandler(new QuitHandler() {
        @Override
        public void handleQuitRequestWith(QuitEvent quitEvent, final QuitResponse quitResponse) {
            if (quitResponder == null) {
                quitResponse.performQuit();
                return;
            }

            quitResponder.canQuit(new QuitResponderDecision() {
                @Override
                public void canQuit() {
                    quitResponse.performQuit();
                }

                @Override
                public void dontQuit() {
                    quitResponse.cancelQuit();
                }
            });
        }
    });

    try {
        Image img = IconHelper.readIcon();
        if (img != null)
            application.setDockIconImage(img);
    } catch (Exception ignored) {
    }
}
 

import com.apple.eawt.QuitHandler; //导入依赖的package包/类
public void OSXSetup() {
	Application app = Application.getApplication();

	app.setAboutHandler(new AboutHandler() {
		public void handleAbout(AboutEvent ae) {
			about();
		}
	});

	app.setPreferencesHandler(new PreferencesHandler() {
		public void handlePreferences(PreferencesEvent pe) {
			PreferencesDialog.showPreferences(frame);
			//EditPreferences editPreferences = new EditPreferences(frame, async);
			//editPreferences.preferences();
			tree.setExpandibleIcons(!IBioSimPreferences.INSTANCE.isPlusMinusIconsEnabled());
			if (sbolDocument != null) {
				sbolDocument.setDefaultURIprefix(SBOLEditorPreferences.INSTANCE.getUserInfo().getURI().toString());
			}
		}
	});

	app.setQuitHandler(new QuitHandler() {
		public void handleQuitRequestWith(QuitEvent event, QuitResponse response) {
			exit();
		}
	});
}
 

import com.apple.eawt.QuitHandler; //导入依赖的package包/类
public static void main( String[] args )
{
    try {
        // These four lines duplicate ApplicationUI.main()
        String prop = System .getProperty( "user.dir" );
        File workingDir = new File( prop );
        URL codebase = workingDir .toURI() .toURL();
        final ApplicationUI ui = ApplicationUI .initialize( args, codebase );
        
        // Now hook it up to the Finder events
        Application appl = Application .getApplication();
        
        appl .setOpenFileHandler( new OpenFilesHandler()
        {
            public void openFiles( OpenFilesEvent ofe )
            {
                for (Iterator iterator = ofe .getFiles() .iterator(); iterator.hasNext(); ) {
                    File file = (File) iterator.next();
                    ui .openFile( file );
                }
            }
        } );
        
        appl .setAboutHandler( new AboutHandler()
        {
            public void handleAbout( AboutEvent about )
            {
                ui .about();
            }
        } );
        
        appl .setQuitHandler( new QuitHandler()
        {
            public void handleQuitRequestWith( QuitEvent qe, QuitResponse qr )
            {
                if ( ui .quit() )
                    qr .performQuit();
                else
                    qr .cancelQuit();
                    
            }
        } );    

    } catch ( Throwable e ) {
        Logger .getLogger( "com.vzome.platform.mac.Adapter" )
            .log( Level.SEVERE, "problem in main()", e );
    }
}