Minimize to tray on-close

README.md

@@ -53,6 +53,9 @@ Want to support development? Make a donation* (see below):
 * [RU] Пожалуйста обратите внимание! Это некоммерческое приложение. Перечисляя средства вы совершаете дарение.
 
 #### TODO
-[ ] Tray support
-[ ] Headless mode (CLI)
-[ ] Dark theme 
+
+* [x] Tray support
+* [ ] Configuration files support
+* [ ] Settings
+* [ ] Headless mode (CLI)
+* [ ] Dark theme 

src/main/java/logiled/MainFx.java

@@ -1,20 +1,37 @@
 package logiled;
 
 import javafx.application.Application;
+import javafx.application.Platform;
 import javafx.fxml.FXMLLoader;
 import javafx.scene.Parent;
 import javafx.scene.Scene;
 import javafx.scene.image.Image;
 import javafx.stage.Stage;
 
+import javax.imageio.ImageIO;
+import javax.swing.*;
+import java.awt.*;
+import java.io.IOException;
 import java.util.Locale;
 import java.util.ResourceBundle;
 
 public class MainFx extends Application {
     public static final String appVersion = "v0.3";
 
+    private static boolean traySupport = true;
+
+    private Stage stage;
+    private ResourceBundle rb;
+
     @Override
     public void start(Stage primaryStage) throws Exception{
+        //-----------------------Tray support---------------------
+        this.stage = primaryStage;
+        if (traySupport){
+            Platform.setImplicitExit(false);
+            SwingUtilities.invokeLater(this::addAppToTray);
+        }
+        //--------------------------------------------------------
         Mediator.getInstance().setInstance(getHostServices());
 
         FXMLLoader loader = new FXMLLoader(getClass().getResource("/Main.fxml"));
@@ -22,7 +39,7 @@ public class MainFx extends Application {
         Locale locale = new Locale(Locale.getDefault().getISO3Language());
         Locale.setDefault(locale);
 
-        ResourceBundle rb = ResourceBundle.getBundle("locale", locale);
+        rb = ResourceBundle.getBundle("locale", locale);
 
         loader.setResources(rb);
 
@@ -34,6 +51,9 @@ public class MainFx extends Application {
                 new Image(getClass().getResourceAsStream("/ico/appIcon_64.png")),
                 new Image(getClass().getResourceAsStream("/ico/appIcon_128.png"))
         );
+        // NOTE: tray leftovers
+        if (traySupport)
+            primaryStage.setOnCloseRequest(windowEvent -> primaryStage.hide());
 
         primaryStage.setTitle("LogiLed "+appVersion);
         primaryStage.setMinWidth(1215);
@@ -46,9 +66,62 @@ public class MainFx extends Application {
         primaryStage.setOnHidden(e->MessagesConsumer.getInstance().stop()); // Useless?
     }
 
+    private void addAppToTray(){
+        try {
+            Toolkit.getDefaultToolkit();    // ???
+
+            if (! SystemTray.isSupported()){
+                System.out.println("No system tray support. Please try executing this application wit '--no-tray' key.");
+                Platform.exit();
+            }
+
+            SystemTray tray = SystemTray.getSystemTray();
+
+            TrayIcon trayIcon = new TrayIcon(ImageIO.read(getClass().getResourceAsStream("/ico/appIcon_32.png")));
+
+            trayIcon.addActionListener(ActionEvent -> Platform.runLater(this::showStage));
+
+            MenuItem closeItem = new MenuItem(rb.getString("tray_close"));
+            closeItem.addActionListener(actionEvent -> {
+                Platform.exit();
+                tray.remove(trayIcon);
+            });
+
+            java.awt.Font defaultFont = java.awt.Font.decode(null);
+            java.awt.Font boldFont = defaultFont.deriveFont(java.awt.Font.BOLD);
+            closeItem.setFont(boldFont);
+
+            final PopupMenu popupMenu = new PopupMenu();
+            popupMenu.add(closeItem);
+            trayIcon.setPopupMenu(popupMenu);
+            tray.add(trayIcon);
+        }
+        catch (IOException | AWTException e){
+            e.printStackTrace();
+            System.out.println("Something wrong with tray support. Please try executing this application wit '--no-tray' key.");
+        }
+    }
+
+    private void showStage() {
+        if (stage != null) {
+            stage.show();
+            stage.toFront();
+        }
+    }
+
     public static void main(String[] args) {
-        if ((args.length == 1) && (args[0].equals("-v") || args[0].equals("--version")))
+        if ((args.length > 0)) {
+            if (args[0].equals("--no-tray")){
+                traySupport = false;
+                launch(args);
+            }
+            if (args[0].equals("-v") || args[0].equals("--version"))
                 System.out.println("LogiLed " + appVersion);
+            else
+                System.out.println("Usage: LogiLed [KEY]\n" +
+                        "  -v,  --version\tGet application version\n" +
+                        "       --no-tray\tDisable tray support");
+        }
         else
             launch(args);
     }

src/main/resources/locale.properties

@@ -694,3 +694,4 @@ effect_wave_horizontal_reverse=Wave horizontal (reverse)
 effect_wave_vertical_reverse=Wave vertical (reverse)
 effect_wave_edge_to_center=Wave from edges to center
 btn_reset=Reset
+tray_close=Close

src/main/resources/locale_rus.properties

@@ -20,3 +20,4 @@ effect_wave_vertical_reverse=Волна вертикальная (обратна
 effect_wave_center_to_edge=Волна от центра к краям
 effect_wave_edge_to_center=Волна от краёв к центру
 btn_reset=Сбросить
+tray_close=Закрыть