使用JavaFX创建托盘图标

import javafx.application.Application;
import javafx.application.Platform;
import javafx.scene.Scene;
import javafx.scene.control.Alert;
import javafx.scene.control.Alert.AlertType;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import javafx.stage.Stage;

import javax.imageio.ImageIO;
import java.awt.*;
import java.awt.TrayIcon.MessageType;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.IOException;
import java.net.URL;

public class TrayIconExample extends Application {

    private static final String TRAY_ICON_PATH = "/path/to/tray/icon.png"; // 托盘图标的路径

    @Override
    public void start(Stage primaryStage) throws Exception {
        // 创建托盘图标
        if (SystemTray.isSupported()) {
            SystemTray tray = SystemTray.getSystemTray();
            URL iconUrl = getClass().getResource(TRAY_ICON_PATH);
            Image image = ImageIO.read(iconUrl);

            // 创建弹出菜单
            PopupMenu popupMenu = new PopupMenu();
            MenuItem exitItem = new MenuItem("Exit");
            exitItem.addActionListener(new ActionListener() {
                @Override
                public void actionPerformed(ActionEvent e) {
                    Platform.exit();
                    tray.remove(trayIcon);
                }
            });
            popupMenu.add(exitItem);

            // 创建托盘图标
            TrayIcon trayIcon = new TrayIcon(image, "My Application", popupMenu);
            trayIcon.setImageAutoSize(true);

            // 添加点击事件监听器
            trayIcon.addActionListener(new ActionListener() {
                @Override
                public void actionPerformed(ActionEvent e) {
                    Platform.runLater(new Runnable() {
                        @Override
                        public void run() {
                            primaryStage.show();
                        }
                    });
                }
            });

            // 将托盘图标添加到系统托盘
            tray.add(trayIcon);

            // 显示主窗口
            primaryStage.setScene(new Scene(new ImageView(image), 300, 200));
            primaryStage.setTitle("My Application");
            primaryStage.setOnCloseRequest(event -> {
                // 隐藏主窗口，显示托盘图标
                event.consume();
                primaryStage.hide();
            });
            primaryStage.show();
        } else {
            Alert alert = new Alert(AlertType.ERROR);
            alert.setTitle("Error");
            alert.setHeaderText("System Tray is not supported");
            alert.setContentText("This application requires system tray support.");
            alert.showAndWait();
            Platform.exit();
        }
    }

    public static void main(String[] args) {
        launch(args);
    }
}