Add window manager

lib/constants.dart

@@ -91,6 +91,8 @@ enum AppEnvironment {
 const String kSharedPrefs = 'shared_prefs';
 const String kSharedPrefUrl = 'url';
 const String kSharedPrefToken = 'checksum';
+const String kSharedPrefWidth = 'width';
+const String kSharedPrefHeight = 'height';
 
 const String kProductProPlanMonth = 'pro_plan';
 const String kProductEnterprisePlanMonth_2 = 'enterprise_plan';

lib/main.dart

@@ -58,9 +58,23 @@ import 'package:invoiceninja_flutter/utils/web_stub.dart'
 
 // STARTER: import - do not remove comment
 import 'package:invoiceninja_flutter/redux/purchase_order/purchase_order_middleware.dart';
+import 'package:window_manager/window_manager.dart';
 
 void main({bool isTesting = false}) async {
   WidgetsFlutterBinding.ensureInitialized();
+  await windowManager.ensureInitialized();
+
+  final prefs = await SharedPreferences.getInstance();
+  windowManager.waitUntilReadyToShow(
+      WindowOptions(
+        size: Size(
+          prefs.getDouble(kSharedPrefWidth) ?? 800,
+          prefs.getDouble(kSharedPrefHeight) ?? 600,
+        ),
+      ), () async {
+    await windowManager.show();
+    await windowManager.focus();
+  });
 
   final store = Store<AppState>(appReducer,
       initialState: await _initialState(isTesting),

lib/main_app.dart

@@ -147,7 +147,9 @@ class InvoiceNinjaAppState extends State<InvoiceNinjaApp> {
   void initState() {
     super.initState();
 
-    WebUtils.warnChanges(widget.store);
+    if (kIsWeb) {
+      WebUtils.warnChanges(widget.store);
+    }
 
     Timer.periodic(Duration(milliseconds: kMillisecondsToTimerRefreshData),
         (_) {

lib/ui/app/main_screen.dart

@@ -4,6 +4,7 @@ import 'package:flutter/material.dart';
 // Package imports:
 import 'package:flutter_redux/flutter_redux.dart';
 import 'package:invoiceninja_flutter/ui/app/app_title_bar.dart';
+import 'package:invoiceninja_flutter/ui/app/window_manager.dart';
 import 'package:invoiceninja_flutter/ui/purchase_order/edit/purchase_order_edit_vm.dart';
 import 'package:invoiceninja_flutter/ui/purchase_order/purchase_order_email_vm.dart';
 import 'package:invoiceninja_flutter/ui/purchase_order/purchase_order_pdf_vm.dart';
@@ -302,29 +303,31 @@ class MainScreen extends StatelessWidget {
 
           return false;
         },
-        child: DesktopSessionTimeout(
+        child: WindowManager(
-          child: SafeArea(
+          child: DesktopSessionTimeout(
-            child: FocusTraversalGroup(
+            child: SafeArea(
-              policy: ReadingOrderTraversalPolicy(),
+              child: FocusTraversalGroup(
-              child: Column(
+                policy: ReadingOrderTraversalPolicy(),
-                children: [
+                child: Column(
-                  if (isWindows()) AppTitleBar(),
+                  children: [
-                  Expanded(
+                    if (isWindows()) AppTitleBar(),
-                    child: ChangeLayoutBanner(
+                    Expanded(
-                      appLayout: prefState.appLayout,
+                      child: ChangeLayoutBanner(
-                      suggestedLayout: AppLayout.desktop,
+                        appLayout: prefState.appLayout,
-                      child: Row(children: <Widget>[
+                        suggestedLayout: AppLayout.desktop,
-                        if (prefState.showMenu) MenuDrawerBuilder(),
+                        child: Row(children: <Widget>[
-                        Expanded(
+                          if (prefState.showMenu) MenuDrawerBuilder(),
-                            child: AppBorder(
+                          Expanded(
-                          child: screen,
+                              child: AppBorder(
-                          isLeft: prefState.showMenu &&
+                            child: screen,
-                              (!state.isFullScreen || showFilterSidebar),
+                            isLeft: prefState.showMenu &&
-                        )),
+                                (!state.isFullScreen || showFilterSidebar),
-                      ]),
+                          )),
+                        ]),
+                      ),
                     ),
-                  ),
+                  ],
-                ],
+                ),
               ),
             ),
           ),

lib/ui/app/window_manager.dart

@@ -0,0 +1,73 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_redux/flutter_redux.dart';
+import 'package:invoiceninja_flutter/constants.dart';
+import 'package:invoiceninja_flutter/main_app.dart';
+import 'package:invoiceninja_flutter/redux/app/app_state.dart';
+import 'package:invoiceninja_flutter/ui/app/dialogs/alert_dialog.dart';
+import 'package:invoiceninja_flutter/utils/localization.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+import 'package:window_manager/window_manager.dart';
+
+class WindowManager extends StatefulWidget {
+  const WindowManager({Key key, this.child}) : super(key: key);
+
+  final Widget child;
+
+  @override
+  State<WindowManager> createState() => _WindowManagerState();
+}
+
+class _WindowManagerState extends State<WindowManager> with WindowListener {
+  @override
+  void initState() {
+    windowManager.addListener(this);
+    _init();
+
+    super.initState();
+  }
+
+  void _init() async {
+    await windowManager.setPreventClose(true);
+    setState(() {});
+  }
+
+  @override
+  void onWindowResize() async {
+    final size = await windowManager.getSize();
+    final prefs = await SharedPreferences.getInstance();
+    prefs.setDouble(kSharedPrefWidth, size.width);
+    prefs.setDouble(kSharedPrefHeight, size.height);
+  }
+
+  @override
+  void onWindowClose() async {
+    final localization = AppLocalization.of(context);
+    final store = StoreProvider.of<AppState>(navigatorKey.currentContext);
+    final state = store.state;
+
+    if (await windowManager.isPreventClose()) {
+      if (state.hasChanges()) {
+        showDialog<void>(
+            context: context,
+            builder: (context) => MessageDialog(
+                  localization.errorUnsavedChanges,
+                  dismissLabel: localization.continueEditing,
+                  onDiscard: () async {
+                    await windowManager.destroy();
+                  },
+                ));
+      } else {
+        await windowManager.destroy();
+      }
+    }
+  }
+
+  @override
+  void dispose() {
+    windowManager.removeListener(this);
+    super.dispose();
+  }
+
+  @override
+  Widget build(BuildContext context) => widget.child;
+}

linux/flutter/generated_plugin_registrant.cc

@@ -7,17 +7,25 @@
 #include "generated_plugin_registrant.h"
 
 #include <printing/printing_plugin.h>
+#include <screen_retriever/screen_retriever_plugin.h>
 #include <sentry_flutter/sentry_flutter_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) printing_registrar =
       fl_plugin_registry_get_registrar_for_plugin(registry, "PrintingPlugin");
   printing_plugin_register_with_registrar(printing_registrar);
+  g_autoptr(FlPluginRegistrar) screen_retriever_registrar =
+      fl_plugin_registry_get_registrar_for_plugin(registry, "ScreenRetrieverPlugin");
+  screen_retriever_plugin_register_with_registrar(screen_retriever_registrar);
   g_autoptr(FlPluginRegistrar) sentry_flutter_registrar =
       fl_plugin_registry_get_registrar_for_plugin(registry, "SentryFlutterPlugin");
   sentry_flutter_plugin_register_with_registrar(sentry_flutter_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
   printing
+  screen_retriever
   sentry_flutter
   url_launcher_linux
+  window_manager
 )
 
 list(APPEND FLUTTER_FFI_PLUGIN_LIST

macos/Flutter/GeneratedPluginRegistrant.swift

@@ -10,11 +10,13 @@ import package_info
 import package_info_plus_macos
 import path_provider_macos
 import printing
+import screen_retriever
 import sentry_flutter
 import shared_preferences_macos
 import sign_in_with_apple
 import sqflite
 import url_launcher_macos
+import window_manager
 
 func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
   InAppReviewPlugin.register(with: registry.registrar(forPlugin: "InAppReviewPlugin"))
@@ -22,9 +24,11 @@ func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
   FLTPackageInfoPlusPlugin.register(with: registry.registrar(forPlugin: "FLTPackageInfoPlusPlugin"))
   PathProviderPlugin.register(with: registry.registrar(forPlugin: "PathProviderPlugin"))
   PrintingPlugin.register(with: registry.registrar(forPlugin: "PrintingPlugin"))
+  ScreenRetrieverPlugin.register(with: registry.registrar(forPlugin: "ScreenRetrieverPlugin"))
   SentryFlutterPlugin.register(with: registry.registrar(forPlugin: "SentryFlutterPlugin"))
   SharedPreferencesPlugin.register(with: registry.registrar(forPlugin: "SharedPreferencesPlugin"))
   SignInWithApplePlugin.register(with: registry.registrar(forPlugin: "SignInWithApplePlugin"))
   SqflitePlugin.register(with: registry.registrar(forPlugin: "SqflitePlugin"))
   UrlLauncherPlugin.register(with: registry.registrar(forPlugin: "UrlLauncherPlugin"))
+  WindowManagerPlugin.register(with: registry.registrar(forPlugin: "WindowManagerPlugin"))
 }

pubspec.foss.yaml

@@ -74,6 +74,7 @@ dependencies:
   image_cropper: ^2.0.2
   msal_js: ^2.14.0
   sign_in_with_apple: ^4.0.0
+  window_manager: ^0.2.5
   # bitsdojo_window: ^0.1.2
   # quick_actions: ^0.2.1
   # idb_shim: ^1.11.1+1

pubspec.lock

@@ -1015,6 +1015,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.27.3"
+  screen_retriever:
+    dependency: transitive
+    description:
+      name: screen_retriever
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.1.2"
   sentry:
     dependency: transitive
     description:
@@ -1463,6 +1470,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.5.1"
+  window_manager:
+    dependency: "direct main"
+    description:
+      name: window_manager
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.2.5"
   xdg_directories:
     dependency: transitive
     description:

pubspec.next.yaml

@@ -74,6 +74,7 @@ dependencies:
   image_cropper: ^2.0.2
   msal_js: ^2.14.0
   sign_in_with_apple: ^4.0.0
+  window_manager: ^0.2.5
   # bitsdojo_window: ^0.1.2
   # quick_actions: ^0.2.1
   # idb_shim: ^1.11.1+1

pubspec.yaml

@@ -74,6 +74,7 @@ dependencies:
   image_cropper: ^2.0.2
   msal_js: ^2.14.0
   sign_in_with_apple: ^4.0.0
+  window_manager: ^0.2.5
   # bitsdojo_window: ^0.1.2
   # quick_actions: ^0.2.1
   # idb_shim: ^1.11.1+1

windows/flutter/generated_plugin_registrant.cc

@@ -7,14 +7,20 @@
 #include "generated_plugin_registrant.h"
 
 #include <printing/printing_plugin.h>
+#include <screen_retriever/screen_retriever_plugin.h>
 #include <sentry_flutter/sentry_flutter_plugin.h>
 #include <url_launcher_windows/url_launcher_windows.h>
+#include <window_manager/window_manager_plugin.h>
 
 void RegisterPlugins(flutter::PluginRegistry* registry) {
   PrintingPluginRegisterWithRegistrar(
       registry->GetRegistrarForPlugin("PrintingPlugin"));
+  ScreenRetrieverPluginRegisterWithRegistrar(
+      registry->GetRegistrarForPlugin("ScreenRetrieverPlugin"));
   SentryFlutterPluginRegisterWithRegistrar(
       registry->GetRegistrarForPlugin("SentryFlutterPlugin"));
   UrlLauncherWindowsRegisterWithRegistrar(
       registry->GetRegistrarForPlugin("UrlLauncherWindows"));
+  WindowManagerPluginRegisterWithRegistrar(
+      registry->GetRegistrarForPlugin("WindowManagerPlugin"));
 }

windows/flutter/generated_plugins.cmake

@@ -4,8 +4,10 @@
 
 list(APPEND FLUTTER_PLUGIN_LIST
   printing
+  screen_retriever
   sentry_flutter
   url_launcher_windows
+  window_manager
 )
 
 list(APPEND FLUTTER_FFI_PLUGIN_LIST