[windows] Implement destroy method

Author: lijy91

example/images/tray_icon_original.ico

@@ -4,6 +4,7 @@ import 'package:bot_toast/bot_toast.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:preference_list/preference_list.dart';
+import 'package:tray_manager/tray_manager.dart';
 import 'package:window_manager/window_manager.dart';
 
 import '../utilities/utilities.dart';
@@ -29,7 +30,7 @@ class HomePage extends StatefulWidget {
   _HomePageState createState() => _HomePageState();
 }
 
-class _HomePageState extends State<HomePage> with WindowListener {
+class _HomePageState extends State<HomePage> with TrayListener, WindowListener {
   bool _isPreventClose = false;
   Size _size = _kSizes.first;
   Size? _minSize;
@@ -47,18 +48,37 @@ class _HomePageState extends State<HomePage> with WindowListener {
 
   @override
   void initState() {
+    trayManager.addListener(this);
     windowManager.addListener(this);
     _init();
     super.initState();
   }
 
   @override
   void dispose() {
+    trayManager.removeListener(this);
     windowManager.removeListener(this);
     super.dispose();
   }
 
   void _init() async {
+    await trayManager.setIcon(
+      Platform.isWindows
+          ? 'images/tray_icon_original.ico'
+          : 'images/tray_icon_original.png',
+    );
+    List<MenuItem> items = [
+      MenuItem(
+        key: 'show_window',
+        title: 'Show Window',
+      ),
+      MenuItem.separator,
+      MenuItem(
+        key: 'exit_app',
+        title: 'Exit App',
+      ),
+    ];
+    await trayManager.setContextMenu(items);
     setState(() {});
   }
 
@@ -747,6 +767,11 @@ class _HomePageState extends State<HomePage> with WindowListener {
     );
   }
 
+  @override
+  void onTrayIconMouseDown() {
+    windowManager.show();
+  }
+
   @override
   void onWindowFocus() {
     setState(() {});
@@ -771,7 +796,7 @@ class _HomePageState extends State<HomePage> with WindowListener {
                 child: Text('Yes'),
                 onPressed: () {
                   Navigator.of(context).pop();
-                  exit(0);
+                  windowManager.destroy();
                 },
               ),
             ],

example/images/tray_icon_original.png

@@ -50,6 +50,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.15.0"
+  crypto:
+    dependency: transitive
+    description:
+      name: crypto
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.0.1"
   cupertino_icons:
     dependency: "direct main"
     description:
@@ -156,13 +163,27 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.4.8"
+  tray_manager:
+    dependency: "direct main"
+    description:
+      name: tray_manager
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.1.3"
   typed_data:
     dependency: transitive
     description:
       name: typed_data
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.3.0"
+  uuid:
+    dependency: transitive
+    description:
+      name: uuid
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.0.6"
   vector_math:
     dependency: transitive
     description:

example/lib/pages/home.dart

@@ -20,11 +20,13 @@ dependencies:
     # the parent directory to use the current plugin's version.
     path: ../
 
+  bot_toast: ^4.0.1
+  preference_list: ^0.0.1
+  tray_manager: ^0.1.2
+
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.
   cupertino_icons: ^1.0.2
-  bot_toast: ^4.0.1
-  preference_list: ^0.0.1
 
 dev_dependencies:
   flutter_test:
@@ -42,9 +44,8 @@ flutter:
   uses-material-design: true
 
   # To add assets to your application, add an assets section, like this:
-  # assets:
-  #   - images/a_dot_burr.jpeg
-  #   - images/a_dot_ham.jpeg
+  assets:
+    - images/
 
   # An image asset can refer to one or more resolution-specific "variants", see
   # https://flutter.dev/assets-and-images/#resolution-aware.

example/pubspec.lock

@@ -6,9 +6,12 @@
 
 #include "generated_plugin_registrant.h"
 
+#include <tray_manager/tray_manager_plugin.h>
 #include <window_manager/window_manager_plugin.h>
 
 void RegisterPlugins(flutter::PluginRegistry* registry) {
+  TrayManagerPluginRegisterWithRegistrar(
+      registry->GetRegistrarForPlugin("TrayManagerPlugin"));
   WindowManagerPluginRegisterWithRegistrar(
       registry->GetRegistrarForPlugin("WindowManagerPlugin"));
 }

example/pubspec.yaml

@@ -3,6 +3,7 @@
 #
 
 list(APPEND FLUTTER_PLUGIN_LIST
+  tray_manager
   window_manager
 )
 

example/windows/flutter/generated_plugin_registrant.cc

@@ -90,7 +90,7 @@ BEGIN
         BLOCK "040904e4"
         BEGIN
             VALUE "CompanyName", "org.leanflutter.plugins" "\0"
-            VALUE "FileDescription", "Demonstrates how to use the window_manager plugin." "\0"
+            VALUE "FileDescription", "window_manager_example" "\0"
             VALUE "FileVersion", VERSION_AS_STRING "\0"
             VALUE "InternalName", "window_manager_example" "\0"
             VALUE "LegalCopyright", "Copyright (C) 2021 org.leanflutter.plugins. All rights reserved." "\0"

example/windows/flutter/generated_plugins.cmake

@@ -33,7 +33,7 @@ int APIENTRY wWinMain(_In_ HINSTANCE instance, _In_opt_ HINSTANCE prev,
   if (!window.CreateAndShow(L"window_manager_example", origin, size)) {
     return EXIT_FAILURE;
   }
-  window.SetQuitOnClose(false);
+  window.SetQuitOnClose(true);
 
   run_loop.Run();
 

example/windows/runner/Runner.rc

@@ -92,6 +92,11 @@ class WindowManager {
     await _channel.invokeMethod('waitUntilReadyToShow');
   }
 
+  /// Force closing the window.
+  Future<void> destroy() async {
+    await _channel.invokeMethod('destroy');
+  }
+
   /// Try to close the window.
   Future<void> close() async {
     await _channel.invokeMethod('close');