Remember desktop window size and position

lib/main.dart

@@ -16,6 +16,7 @@ import 'dart:io';
 import 'package:provider/provider.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 import 'package:flutter_local_notifications/flutter_local_notifications.dart';
+import 'package:window_manager/window_manager.dart';
 
 import 'database/database.dart';
 import 'models/app_settings.dart';
@@ -46,6 +47,7 @@ import 'utils/notification_payload.dart';
 import 'package:permission_handler/permission_handler.dart';
 import 'widgets/deep_link_listener.dart';
 import 'services/debug_log_service.dart';
+import 'services/window_state_service.dart';
 
 // Global navigator key for deep linking
 final GlobalKey<NavigatorState> navigatorKey = GlobalKey<NavigatorState>();
@@ -90,6 +92,11 @@ Future<void> _runAppStartup() async {
   print('🚀 TEAM Flutter starting...');
   print('✅ Flutter binding initialized');
 
+  final isDesktop = !Platform.isAndroid && !Platform.isIOS;
+  if (isDesktop) {
+    await windowManager.ensureInitialized();
+  }
+
   try {
     // Initialize the database
     print('📦 Initializing database...');
@@ -108,6 +115,12 @@ Future<void> _runAppStartup() async {
     final settingsService = SettingsService(prefs);
     print('✅ Settings loaded');
 
+    if (isDesktop) {
+      final windowStateService = WindowStateService(prefs);
+      await windowStateService.restoreWindowState();
+      windowManager.addListener(windowStateService);
+    }
+
     // Initialize notification plugin
     print('🔔 Initializing notifications...');
     final flutterLocalNotificationsPlugin = FlutterLocalNotificationsPlugin();
@@ -329,7 +342,8 @@ Future<void> _runAppStartup() async {
 /// Handle notification tap to navigate to specific chat
 void _handleNotificationTap(
     NotificationResponse details, AppDatabase database) async {
-  print('📬 Notification tapped: ${details.payload} action=${details.actionId}');
+  print(
+      '📬 Notification tapped: ${details.payload} action=${details.actionId}');
 
   // Mesh-connection "Stop" action button, or a swipe-dismiss of the persistent
   // mesh notification → fully stop the service (kills a stuck reconnect).
@@ -376,7 +390,8 @@ void _handleNotificationTap(
         if (contact.isRepeater) {
           ScaffoldMessenger.of(context).showSnackBar(
             SnackBar(
-              content: Text(AppLocalizations.of(context)!.directMessagesDisabledForRepeaters),
+              content: Text(AppLocalizations.of(context)!
+                  .directMessagesDisabledForRepeaters),
             ),
           );
           return;
@@ -505,7 +520,9 @@ class TeamFlutterApp extends StatelessWidget {
           final appTheme = settings.settings.appTheme;
           final isNighttime = appTheme == AppThemeMode.nighttime;
           SystemChrome.setEnabledSystemUIMode(
-            isNighttime ? SystemUiMode.immersiveSticky : SystemUiMode.edgeToEdge,
+            isNighttime
+                ? SystemUiMode.immersiveSticky
+                : SystemUiMode.edgeToEdge,
           );
           return MaterialApp(
             navigatorKey: navigatorKey,
@@ -530,21 +547,24 @@ class TeamFlutterApp extends StatelessWidget {
               ),
               useMaterial3: true,
             ),
-            darkTheme: isNighttime ? _nighttimeTheme() : ThemeData(
-              colorScheme: ColorScheme.fromSeed(
-                seedColor: Colors.blue,
-                brightness: Brightness.dark,
-              ),
-              appBarTheme: const AppBarTheme(
-                backgroundColor: Colors.black,
-                foregroundColor: Colors.white,
-              ),
-              bottomNavigationBarTheme: const BottomNavigationBarThemeData(
-                selectedItemColor: Colors.blue,
-                unselectedItemColor: Colors.grey,
-              ),
-              useMaterial3: true,
-            ),
+            darkTheme: isNighttime
+                ? _nighttimeTheme()
+                : ThemeData(
+                    colorScheme: ColorScheme.fromSeed(
+                      seedColor: Colors.blue,
+                      brightness: Brightness.dark,
+                    ),
+                    appBarTheme: const AppBarTheme(
+                      backgroundColor: Colors.black,
+                      foregroundColor: Colors.white,
+                    ),
+                    bottomNavigationBarTheme:
+                        const BottomNavigationBarThemeData(
+                      selectedItemColor: Colors.blue,
+                      unselectedItemColor: Colors.grey,
+                    ),
+                    useMaterial3: true,
+                  ),
             themeMode: switch (appTheme) {
               AppThemeMode.light => ThemeMode.light,
               AppThemeMode.dark => ThemeMode.dark,
@@ -569,7 +589,6 @@ class TeamFlutterApp extends StatelessWidget {
   }
 }
 
-
 ThemeData _nighttimeTheme() {
   final base = ColorScheme.fromSeed(
     seedColor: NightColors.primary,
@@ -604,18 +623,18 @@ ThemeData _nighttimeTheme() {
     iconTheme: const IconThemeData(color: NightColors.onSurface),
     hintColor: NightColors.onSurfaceVariant,
     switchTheme: SwitchThemeData(
-      trackColor: WidgetStateProperty.resolveWith((states) => states
-              .contains(WidgetState.selected)
-          ? NightColors.primary
-          : NightColors.dimmest),
-      thumbColor: WidgetStateProperty.resolveWith((states) => states
-              .contains(WidgetState.selected)
-          ? NightColors.onSurface
-          : NightColors.dim),
-      trackOutlineColor: WidgetStateProperty.resolveWith((states) => states
-              .contains(WidgetState.selected)
-          ? Colors.transparent
-          : NightColors.dim),
+      trackColor: WidgetStateProperty.resolveWith((states) =>
+          states.contains(WidgetState.selected)
+              ? NightColors.primary
+              : NightColors.dimmest),
+      thumbColor: WidgetStateProperty.resolveWith((states) =>
+          states.contains(WidgetState.selected)
+              ? NightColors.onSurface
+              : NightColors.dim),
+      trackOutlineColor: WidgetStateProperty.resolveWith((states) =>
+          states.contains(WidgetState.selected)
+              ? Colors.transparent
+              : NightColors.dim),
     ),
     sliderTheme: const SliderThemeData(
       activeTrackColor: NightColors.primary,

lib/services/window_state_service.dart

@@ -0,0 +1,66 @@
+// Copyright (c) 2026 tmacinc
+// Licensed under CC BY-NC-SA 4.0
+
+import 'dart:async';
+
+import 'package:flutter/material.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+import 'package:window_manager/window_manager.dart';
+
+/// Remembers the desktop window's size and position across launches.
+///
+/// Desktop-only, ephemeral UI state that nothing else needs to react to --
+/// deliberately kept out of the reactive AppSettings/SettingsService model.
+///
+/// Note: window_manager's "finished" resize/move events
+/// (onWindowResized/onWindowMoved) are macOS/Windows only, not available on
+/// Linux. This uses the continuous onWindowResize/onWindowMove events with
+/// its own debounce instead, so it works on Linux too.
+class WindowStateService with WindowListener {
+  static const _keyX = 'window_x';
+  static const _keyY = 'window_y';
+  static const _keyWidth = 'window_width';
+  static const _keyHeight = 'window_height';
+  static const _debounce = Duration(milliseconds: 500);
+
+  final SharedPreferences _prefs;
+  Timer? _debounceTimer;
+
+  WindowStateService(this._prefs);
+
+  /// Applies the saved window bounds, if any were previously recorded.
+  /// A first launch (nothing saved yet) leaves the platform default alone.
+  Future<void> restoreWindowState() async {
+    final x = _prefs.getDouble(_keyX);
+    final y = _prefs.getDouble(_keyY);
+    final width = _prefs.getDouble(_keyWidth);
+    final height = _prefs.getDouble(_keyHeight);
+    if (x == null || y == null || width == null || height == null) return;
+
+    await windowManager.setBounds(Rect.fromLTWH(x, y, width, height));
+  }
+
+  @override
+  void onWindowResize() => _scheduleSave();
+
+  @override
+  void onWindowMove() => _scheduleSave();
+
+  void _scheduleSave() {
+    _debounceTimer?.cancel();
+    _debounceTimer = Timer(_debounce, _saveBounds);
+  }
+
+  Future<void> _saveBounds() async {
+    final bounds = await windowManager.getBounds();
+    await _prefs.setDouble(_keyX, bounds.left);
+    await _prefs.setDouble(_keyY, bounds.top);
+    await _prefs.setDouble(_keyWidth, bounds.width);
+    await _prefs.setDouble(_keyHeight, bounds.height);
+  }
+
+  void dispose() {
+    _debounceTimer?.cancel();
+    windowManager.removeListener(this);
+  }
+}

linux/flutter/generated_plugin_registrant.cc

@@ -7,17 +7,25 @@
 #include "generated_plugin_registrant.h"
 
 #include <gtk/gtk_plugin.h>
+#include <screen_retriever_linux/screen_retriever_linux_plugin.h>
 #include <sqlite3_flutter_libs/sqlite3_flutter_libs_plugin.h>
 #include <url_launcher_linux/url_launcher_plugin.h>
+#include <window_manager/window_manager_plugin.h>
 
 void fl_register_plugins(FlPluginRegistry* registry) {
   g_autoptr(FlPluginRegistrar) gtk_registrar =
       fl_plugin_registry_get_registrar_for_plugin(registry, "GtkPlugin");
   gtk_plugin_register_with_registrar(gtk_registrar);
+  g_autoptr(FlPluginRegistrar) screen_retriever_linux_registrar =
+      fl_plugin_registry_get_registrar_for_plugin(registry, "ScreenRetrieverLinuxPlugin");
+  screen_retriever_linux_plugin_register_with_registrar(screen_retriever_linux_registrar);
   g_autoptr(FlPluginRegistrar) sqlite3_flutter_libs_registrar =
       fl_plugin_registry_get_registrar_for_plugin(registry, "Sqlite3FlutterLibsPlugin");
   sqlite3_flutter_libs_plugin_register_with_registrar(sqlite3_flutter_libs_registrar);
   g_autoptr(FlPluginRegistrar) url_launcher_linux_registrar =
       fl_plugin_registry_get_registrar_for_plugin(registry, "UrlLauncherPlugin");
   url_launcher_plugin_register_with_registrar(url_launcher_linux_registrar);
+  g_autoptr(FlPluginRegistrar) window_manager_registrar =
+      fl_plugin_registry_get_registrar_for_plugin(registry, "WindowManagerPlugin");
+  window_manager_plugin_register_with_registrar(window_manager_registrar);
 }

linux/flutter/generated_plugins.cmake

@@ -4,8 +4,10 @@
 
 list(APPEND FLUTTER_PLUGIN_LIST
   gtk
+  screen_retriever_linux
   sqlite3_flutter_libs
   url_launcher_linux
+  window_manager
 )
 
 list(APPEND FLUTTER_FFI_PLUGIN_LIST

macos/Flutter/GeneratedPluginRegistrant.swift

@@ -14,11 +14,13 @@ import geolocator_apple
 import mobile_scanner
 import package_info_plus
 import path_provider_foundation
+import screen_retriever_macos
 import share_plus
 import shared_preferences_foundation
 import sqflite_darwin
 import sqlite3_flutter_libs
 import wakelock_plus
+import window_manager
 
 func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
   AppLinksMacosPlugin.register(with: registry.registrar(forPlugin: "AppLinksMacosPlugin"))
@@ -30,9 +32,11 @@ func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
   MobileScannerPlugin.register(with: registry.registrar(forPlugin: "MobileScannerPlugin"))
   FPPPackageInfoPlusPlugin.register(with: registry.registrar(forPlugin: "FPPPackageInfoPlusPlugin"))
   PathProviderPlugin.register(with: registry.registrar(forPlugin: "PathProviderPlugin"))
+  ScreenRetrieverMacosPlugin.register(with: registry.registrar(forPlugin: "ScreenRetrieverMacosPlugin"))
   SharePlusMacosPlugin.register(with: registry.registrar(forPlugin: "SharePlusMacosPlugin"))
   SharedPreferencesPlugin.register(with: registry.registrar(forPlugin: "SharedPreferencesPlugin"))
   SqflitePlugin.register(with: registry.registrar(forPlugin: "SqflitePlugin"))
   Sqlite3FlutterLibsPlugin.register(with: registry.registrar(forPlugin: "Sqlite3FlutterLibsPlugin"))
   WakelockPlusMacosPlugin.register(with: registry.registrar(forPlugin: "WakelockPlusMacosPlugin"))
+  WindowManagerPlugin.register(with: registry.registrar(forPlugin: "WindowManagerPlugin"))
 }

pubspec.lock

@@ -737,10 +737,10 @@ packages:
     dependency: transitive
     description:
       name: matcher
-      sha256: "12956d0ad8390bbcc63ca2e1469c0619946ccb52809807067a7020d57e647aa6"
+      sha256: dc0b7dc7651697ea4ff3e69ef44b0407ea32c487a39fff6a4004fa585e901861
       url: "https://pub.dev"
     source: hosted
-    version: "0.12.18"
+    version: "0.12.19"
   material_color_utilities:
     dependency: transitive
     description:
@@ -753,10 +753,10 @@ packages:
     dependency: transitive
     description:
       name: meta
-      sha256: "23f08335362185a5ea2ad3a4e597f1375e78bce8a040df5c600c8d3552ef2394"
+      sha256: "1741988757a65eb6b36abe716829688cf01910bbf91c34354ff7ec1c3de2b349"
       url: "https://pub.dev"
     source: hosted
-    version: "1.17.0"
+    version: "1.18.0"
   mgrs_dart:
     dependency: transitive
     description:
@@ -1045,6 +1045,46 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.28.0"
+  screen_retriever:
+    dependency: transitive
+    description:
+      name: screen_retriever
+      sha256: ace919117a7520c13a50a6259e60c4a0d4cbe98809468792a91b5c5adada2aa6
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.2.2"
+  screen_retriever_linux:
+    dependency: transitive
+    description:
+      name: screen_retriever_linux
+      sha256: "7b52006a5ceae1f3d5af7f77188c3290d6e7d8ded16d99809bea84967c65c257"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.2.2"
+  screen_retriever_macos:
+    dependency: transitive
+    description:
+      name: screen_retriever_macos
+      sha256: a1489b99cce597c45a54b9aae1cd94c8d4705353b7e0bb2457a6e4de44e0ad8a
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.2.2"
+  screen_retriever_platform_interface:
+    dependency: transitive
+    description:
+      name: screen_retriever_platform_interface
+      sha256: "94a5535277510a63184ca178ce12a1449bc0b38618879aa1c18bf57369c5064a"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.2.2"
+  screen_retriever_windows:
+    dependency: transitive
+    description:
+      name: screen_retriever_windows
+      sha256: dafc6922b0bfbf1d48cf3ccbf519b4fff47bdcb820da1728ea6db675fecc9324
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.2.2"
   share_plus:
     dependency: "direct main"
     description:
@@ -1270,10 +1310,10 @@ packages:
     dependency: transitive
     description:
       name: test_api
-      sha256: "93167629bfc610f71560ab9312acdda4959de4df6fac7492c89ff0d3886f6636"
+      sha256: "949a932224383300f01be9221c39180316445ecb8e7547f70a41a35bf421fb9e"
       url: "https://pub.dev"
     source: hosted
-    version: "0.7.9"
+    version: "0.7.11"
   timezone:
     dependency: transitive
     description:
@@ -1426,6 +1466,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "5.10.1"
+  window_manager:
+    dependency: "direct main"
+    description:
+      name: window_manager
+      sha256: "05c231fd7b23d2380f14c5cc10b7b93d60d4fa4a2fb4e0f032de27e44b5560e9"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.5.2"
   wkt_parser:
     dependency: transitive
     description:
@@ -1459,5 +1507,5 @@ packages:
     source: hosted
     version: "3.1.3"
 sdks:
-  dart: ">=3.9.0-0 <4.0.0"
+  dart: ">=3.10.0-0 <4.0.0"
   flutter: ">=3.27.0"

pubspec.yaml

@@ -64,6 +64,7 @@ dependencies:
 
   # Utilities
   crypto: ^3.0.3
+  window_manager: ^0.5.2
   http: ^1.2.0
   package_info_plus: ^8.0.0
   battery_plus: ^6.2.0