Add desktop window setup to isolate_example (#1041)

isolate_example/lib/main.dart

@@ -12,13 +12,18 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+import 'dart:io';
+
+import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
+import 'package:window_size/window_size.dart';
 
 import 'data_transfer_page.dart';
 import 'infinite_process_page.dart';
 import 'performance_page.dart';
 
 void main() {
+  setupWindow();
   runApp(
     const MaterialApp(
       home: HomePage(),
@@ -26,6 +31,17 @@ void main() {
   );
 }
 
+const double kWindowWidth = 1024;
+const double kWindowHeight = 800;
+
+void setupWindow() {
+  if (!kIsWeb && (Platform.isWindows || Platform.isLinux || Platform.isMacOS)) {
+    WidgetsFlutterBinding.ensureInitialized();
+    setWindowTitle('Isolate Example');
+    setWindowMinSize(const Size(kWindowWidth, kWindowHeight));
+  }
+}
+
 class HomePage extends StatelessWidget {
   const HomePage({Key? key}) : super(key: key);
 

isolate_example/pubspec.lock

@@ -81,6 +81,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.12.11"
+  material_color_utilities:
+    dependency: transitive
+    description:
+      name: material_color_utilities
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.1.3"
   meta:
     dependency: transitive
     description:
@@ -155,7 +162,7 @@ packages:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.4.3"
+    version: "0.4.8"
   typed_data:
     dependency: transitive
     description:
@@ -170,6 +177,15 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.1.1"
+  window_size:
+    dependency: "direct main"
+    description:
+      path: "plugins/window_size"
+      ref: "03d957e8b5c99fc83cd4a781031b154ab3de8753"
+      resolved-ref: "03d957e8b5c99fc83cd4a781031b154ab3de8753"
+      url: "https://github.com/google/flutter-desktop-embedding.git"
+    source: git
+    version: "0.1.0"
 sdks:
   dart: ">=2.14.0 <3.0.0"
   flutter: ">=1.16.0"

isolate_example/pubspec.yaml

@@ -1,6 +1,7 @@
 name: isolate_example
 description: A Flutter sample to demonstrate isolates
 version: 1.0.0+1
+publish_to: none
 
 environment:
   sdk: ">=2.12.0 <3.0.0"
@@ -9,6 +10,11 @@ dependencies:
   flutter:
     sdk: flutter
   provider: ^5.0.0
+  window_size:
+    git:
+      url: https://github.com/google/flutter-desktop-embedding.git
+      path: plugins/window_size
+      ref: 03d957e8b5c99fc83cd4a781031b154ab3de8753
 
 dev_dependencies:
   flutter_test: