java.awt.SystemTray#getSystemTray ( )源码实例Demo

private void initTray() throws AWTException {
  if (SystemTray.isSupported()) {
    // 获得系统托盘对象
    SystemTray systemTray = SystemTray.getSystemTray();
    // 获取图片所在的URL
    URL url = Thread.currentThread().getContextClassLoader().getResource(ICON_PATH);
    // 为系统托盘加托盘图标
    Image trayImage = Toolkit.getDefaultToolkit().getImage(url);
    Dimension trayIconSize = systemTray.getTrayIconSize();
    trayImage = trayImage.getScaledInstance(trayIconSize.width, trayIconSize.height, Image.SCALE_SMOOTH);
    trayIcon = new TrayIcon(trayImage, "Proxyee Down");
    systemTray.add(trayIcon);
    loadPopupMenu();
    //双击事件监听
    trayIcon.addActionListener(event -> Platform.runLater(() -> loadUri(null, true)));
  }
}
 

void setTray() {
    if (!Config.getInstance().getBoolean(Config.MAIN_TRAY)) {
        this.removeTray();
        return;
    }

    if (!SystemTray.isSupported()) {
        LOGGER.info("tray icon not supported");
        return;
    }

    if (mTrayIcon == null)
        mTrayIcon = this.createTrayIcon();

    SystemTray tray = SystemTray.getSystemTray();
    if (tray.getTrayIcons().length > 0)
        return;

    try {
        tray.add(mTrayIcon);
    } catch (AWTException ex) {
        LOGGER.log(Level.WARNING, "can't add tray icon", ex);
    }
}
 

private void enableTray(final Stage stage) {
	try {
		ContextMenu menu = new ContextMenu();

		MenuItem updateMenuItem = new MenuItem();
		MenuItem showMenuItem = new MenuItem();
		showMenuItem.setText("查看群信息");
		updateMenuItem.setText("修改群信息");
		menu.getItems().add(showMenuItem);
		menu.getItems().add(updateMenuItem);
		menu.getItems().add(new MenuItem("好好的事实的话"));
		menu.getItems().add(new MenuItem("好好的事实的话"));
		menu.getItems().add(new MenuItem("好好的事实的话"));
		menu.getItems().add(new MenuItem("好好的事实的话"));
		menu.getItems().add(new MenuItem("好好的事实的话"));

		SystemTray tray = SystemTray.getSystemTray();
		BufferedImage image = ImageIO.read(OnlyTrayIconDemo.class.getResourceAsStream("tray.png"));
		// Image image = new
		// ImageIcon("Resources/Images/Logo/logo_16.png").getImage();
		trayIcon = new OnlyTrayIcon(image, "自动备份工具");
		trayIcon.setToolTip("自动备份工具");
		trayIcon.setContextMenu(menu);
		tray.add(trayIcon);
	} catch (Exception e) {
		e.printStackTrace();
	}
}
 

private void initTray() {
	try {
		if (SystemTray.isSupported()) {
			SystemTray tray = SystemTray.getSystemTray();
			tray.add(trayIcon);
		}
	} catch (AWTException ex) {
		ex.printStackTrace();
	}
}
 

private void start(String[] args) {
    SystemTray tray = SystemTray.getSystemTray();
    TrayIcon icon = new TrayIcon(Toolkit.getDefaultToolkit().createImage(
            getClass().getResource(
                    "/com/ramussoft/gui/server/application.png")),
            getString("Server") + " " + Metadata.getApplicationName(),
            createPopupMenu());
    icon.setImageAutoSize(true);
    try {
        tray.add(icon);
    } catch (AWTException e) {
        e.printStackTrace();
    }
}
 

public static void setupTray() throws AWTException {
	final SystemTray tray = SystemTray.getSystemTray();
	final PopupMenu popup = new PopupMenu();
	final MenuItem info = new MenuItem();
	final MenuItem exit = new MenuItem();
	final TrayIcon trayIcon = new TrayIcon(new BufferedImage(1, 1, BufferedImage.TYPE_INT_ARGB), "MLGA", popup);
	try {
		InputStream is = FileUtil.localResource("icon.png");
		trayIcon.setImage(ImageIO.read(is));
		is.close();
	} catch (IOException e1) {
		e1.printStackTrace();
	}

	info.addActionListener(e -> {
		String message = "Double-Click to lock/unlock the overlay for dragging";
		JOptionPane.showMessageDialog(null, message, "Information", JOptionPane.INFORMATION_MESSAGE);
	});

	exit.addActionListener(e -> {
		running = false;
		tray.remove(trayIcon);
		ui.close();
		System.out.println("Terminated UI...");
		System.out.println("Cleaning up system resources. Could take a while...");
		handle.close();
		System.out.println("Killed handle.");
		System.exit(0);
	});
	info.setLabel("Help");
	exit.setLabel("Exit");
	popup.add(info);
	popup.add(exit);
	tray.add(trayIcon);
}
 

private void hideTrayIcon() {
    SystemTray tray = SystemTray.getSystemTray();
    if (tray != null) {
        try {
            tray.remove(trayIcon);
        } catch (Exception e) {
            Exceptions.printStackTrace(e);
        }
    }
    trayIcon = null;
}
 

/**
 * Create tray icon.
 *
 * @param icon  the icon
 * @param title the title
 * @param frame the frame
 * @return the tray icon
 */
@Nullable
public static TrayIcon createTrayIcon(@Nonnull final Image icon, @Nonnull final String title, @Nonnull final Frame frame)
{
	if (!SystemTray.isSupported())
	{
		return null;
	}

	final SystemTray systemTray = SystemTray.getSystemTray();
	final TrayIcon trayIcon = new TrayIcon(icon, title);
	trayIcon.setImageAutoSize(true);

	try
	{
		systemTray.add(trayIcon);
	}
	catch (AWTException ex)
	{
		log.debug("Unable to add system tray icon", ex);
		return trayIcon;
	}

	// Bring to front when tray icon is clicked
	trayIcon.addMouseListener(new MouseAdapter()
	{
		@Override
		public void mouseClicked(MouseEvent e)
		{
			frame.setVisible(true);
			frame.setState(Frame.NORMAL); // Restore
		}
	});

	return trayIcon;
}
 

public static void showTrayMessage(String title, String message) {
    try {
        SystemTray tray = SystemTray.getSystemTray();
        BufferedImage image = ImageIO.read(AlertMaker.class.getResource(LibraryAssistantUtil.ICON_IMAGE_LOC));
        TrayIcon trayIcon = new TrayIcon(image, "Library Assistant");
        trayIcon.setImageAutoSize(true);
        trayIcon.setToolTip("Library Assistant");
        tray.add(trayIcon);
        trayIcon.displayMessage(title, message, MessageType.INFO);
        tray.remove(trayIcon);
    } catch (Exception exp) {
        exp.printStackTrace();
    }
}
 

public void setIcon(boolean color) {
    SystemTray tray = SystemTray.getSystemTray();
    TrayIcon[] icons = tray.getTrayIcons();
    if (icons.length > 0) {
        String name = color ? "favicon-green.png" : "favicon-red.png";

        URL url = getClass().getClassLoader().getResource(name);
        Image image = Toolkit.getDefaultToolkit().getImage(url);

        int trayWidth = tray.getTrayIconSize().width;
        int trayHeight = tray.getTrayIconSize().height;
        Image scaled = image.getScaledInstance(trayWidth, trayHeight, Image.SCALE_SMOOTH);
        icons[0].setImage(scaled);
    }
}
 

public static void removeTrayIcon() {
    if (SystemTray.isSupported()) {
        SystemTray tray = SystemTray.getSystemTray();
        if (trayIcon != null) {
            tray.remove(trayIcon);
            trayIcon = null;
        }
    }
}
 

@Override
public void shutdown() {
	if (SystemTray.isSupported()) {
		SystemTray tray = SystemTray.getSystemTray();
		tray.remove(trayIcon);
	}
	ChatManager.getInstance().removeChatMessageHandler(chatMessageHandler);
}
 

/**
 * Tray icon handler.
 */
private void trayIconHandler(InputStream iconInputStream) throws IOException, AWTException {

    // set up the system tray
    var tray = SystemTray.getSystemTray();
    var image = ImageIO.read(iconInputStream);
    // use the loaded icon as tray icon
    var trayIcon = new TrayIcon(image);

    // show the primary stage if the icon is right clicked
    trayIcon.addActionListener(event -> Platform.runLater(this::showStage));

    // add app name as a menu item
    var openItem = new MenuItem(APPLICATION_TITLE);
    // show the primary stage if the app name item is clicked
    openItem.addActionListener(event -> Platform.runLater(this::showStage));

    // add Preferences menu item
    var settingItem = new MenuItem("Preferences");
    settingItem.addActionListener(event -> Platform.runLater(() -> UIUtils.showPreferencesDialog(0)));

    // add check for updates menu item
    var updateCheckItem = new MenuItem("Check for Updates");

    // add current version info menu item
    var versionItem = new MenuItem("Version: " + PROPERTIES.getProperty("version"));

    // add click action listener
    updateCheckItem.addActionListener(event -> {
        try {
            Desktop.getDesktop().browse(new URI(IOUtils.GITHUB_RELEASES_URL));
        } catch (IOException | URISyntaxException ignored) {
        }
    });

    // add quit option as the app cannot be closed by clicking the window close button
    var exitItem = new MenuItem("Quit");

    // add action listener for cleanup
    exitItem.addActionListener(event -> {
        // remove the icon
        tray.remove(trayIcon);

        Platform.exit();
        System.exit(0);
    });

    // set up the popup menu
    final var popup = new PopupMenu();
    popup.add(openItem);
    popup.addSeparator();
    popup.add(settingItem);
    popup.addSeparator();
    popup.add(versionItem);
    popup.add(updateCheckItem);
    popup.addSeparator();
    popup.add(exitItem);
    trayIcon.setPopupMenu(popup);

    // add icon to the system
    tray.add(trayIcon);

}
 

void removeTray() {
    if (mTrayIcon != null) {
        SystemTray tray = SystemTray.getSystemTray();
        tray.remove(mTrayIcon);
    }
}