feat: add flutter tray and hide logic of main window

flutter/lib/desktop/pages/desktop_home_page.dart

@@ -13,6 +13,7 @@ import 'package:flutter_hbb/desktop/widgets/scroll_wrapper.dart';
 import 'package:flutter_hbb/models/platform_model.dart';
 import 'package:flutter_hbb/models/server_model.dart';
 import 'package:flutter_hbb/utils/multi_window_manager.dart';
+import 'package:flutter_hbb/utils/tray_manager.dart';
 import 'package:get/get.dart';
 import 'package:provider/provider.dart';
 import 'package:tray_manager/tray_manager.dart';
@@ -395,14 +396,21 @@ class _DesktopHomePageState extends State<DesktopHomePage>
     );
   }
 
+  @override
+  void onTrayIconMouseDown() {
+    windowManager.show();
+    windowManager.focus();
+  }
+
   @override
   void onTrayMenuItemClick(MenuItem menuItem) {
-    debugPrint('click ${menuItem.key}');
     switch (menuItem.key) {
-      case "quit":
-        exit(0);
-      case "show":
-        // windowManager.show();
+      case kTrayItemQuitKey:
+        windowManager.close();
+        break;
+      case kTrayItemShowKey:
+        windowManager.show();
+        windowManager.focus();
         break;
       default:
         break;
@@ -416,6 +424,7 @@ class _DesktopHomePageState extends State<DesktopHomePage>
       updateUrl = await bind.mainGetSoftwareUpdateUrl();
       if (updateUrl.isNotEmpty) setState(() {});
     });
+    initTray();
     trayManager.addListener(this);
     windowManager.addListener(this);
     rustDeskWinManager.setMethodHandler((call, fromWindowId) async {
@@ -456,6 +465,7 @@ class _DesktopHomePageState extends State<DesktopHomePage>
 
   @override
   void dispose() {
+    destoryTray();
     trayManager.removeListener(this);
     windowManager.removeListener(this);
     _uniLinksSubscription?.cancel();

flutter/lib/desktop/widgets/tabbar_widget.dart

@@ -509,14 +509,15 @@ class WindowActionPanelState extends State<WindowActionPanel>
               onTap: () async {
                 final res = await widget.onClose?.call() ?? true;
                 if (res) {
-                  if (widget.isMainWindow) {
-                    windowManager.close();
-                  } else {
-                    // only hide for multi window, not close
-                    Future.delayed(Duration.zero, () {
+                  // hide for all window
+                  // note: the main window can be restored by tray icon
+                  Future.delayed(Duration.zero, () {
+                    if (widget.isMainWindow) {
+                      windowManager.hide();
+                    } else {
                       WindowController.fromWindowId(windowId!).hide();
-                    });
-                  }
+                    }
+                  });
                 }
               },
               isClose: true,

flutter/lib/main.dart

@@ -101,8 +101,6 @@ void runMainApp(bool startService) async {
   await bind.mainCheckConnectStatus();
   if (startService) {
     // await windowManager.ensureInitialized();
-    // disable tray
-    // initTray();
     gFFI.serverModel.startService();
   }
   runApp(App());

flutter/lib/utils/tray_manager.dart

@@ -4,11 +4,14 @@ import 'package:tray_manager/tray_manager.dart';
 
 import '../common.dart';
 
+const kTrayItemShowKey = "show";
+const kTrayItemQuitKey = "quit";
+
 Future<void> initTray({List<MenuItem>? extra_item}) async {
   List<MenuItem> items = [
-    MenuItem(key: "show", label: translate("show rustdesk")),
+    MenuItem(key: kTrayItemShowKey, label: translate("Show RustDesk")),
     MenuItem.separator(),
-    MenuItem(key: "quit", label: translate("quit rustdesk")),
+    MenuItem(key: kTrayItemQuitKey, label: translate("Quit")),
   ];
   if (extra_item != null) {
     items.insertAll(0, extra_item);
@@ -17,7 +20,13 @@ Future<void> initTray({List<MenuItem>? extra_item}) async {
     trayManager
         .setIcon(Platform.isWindows ? "assets/logo.ico" : "assets/logo.png"),
     trayManager.setContextMenu(Menu(items: items)),
-    trayManager.setToolTip("rustdesk"),
     trayManager.setTitle("rustdesk")
   ]);
+  if (Platform.isMacOS || Platform.isWindows) {
+    await trayManager.setToolTip("rustdesk");
+  }
+}
+
+Future<void> destoryTray() async {
+  return trayManager.destroy();
 }