diff --git a/.gitignore b/.gitignore index 13ecb6cc4..b237464c3 100644 --- a/.gitignore +++ b/.gitignore @@ -85,4 +85,7 @@ app.*.map.json /android/app/release .vscode/settings.json -**/devtools_options.yaml \ No newline at end of file +**/devtools_options.yaml + +# Generated video output from generate_video_test. +*.mp4 diff --git a/.vscode/launch.json b/.vscode/launch.json index 96900b9c5..29f130906 100644 --- a/.vscode/launch.json +++ b/.vscode/launch.json @@ -13,6 +13,15 @@ "--dart-define=GEMINI_API_KEY=${env:GEMINI_API_KEY}" ] }, + { + "name": "veo_chat", + "cwd": "examples/veo_chat", + "request": "launch", + "type": "dart", + "args": [ + "--dart-define=GEMINI_API_KEY=${env:GEMINI_API_KEY}" + ] + }, { "name": "verdure_client", "cwd": "examples/verdure/client", @@ -24,7 +33,9 @@ "cwd": "examples/verdure/client", "request": "launch", "type": "dart", - "args": ["--dart-define=GEMINI_API_KEY=${env:GEMINI_API_KEY}"] + "args": [ + "--dart-define=GEMINI_API_KEY=${env:GEMINI_API_KEY}" + ] }, { "name": "catalog_gallery", diff --git a/examples/simple_chat/linux/flutter/generated_plugins.cmake b/examples/simple_chat/linux/flutter/generated_plugins.cmake index 8e2a1900c..a2eef970f 100644 --- a/examples/simple_chat/linux/flutter/generated_plugins.cmake +++ b/examples/simple_chat/linux/flutter/generated_plugins.cmake @@ -8,6 +8,7 @@ list(APPEND FLUTTER_PLUGIN_LIST ) list(APPEND FLUTTER_FFI_PLUGIN_LIST + jni ) set(PLUGIN_BUNDLED_LIBRARIES) diff --git a/examples/simple_chat/macos/Flutter/GeneratedPluginRegistrant.swift b/examples/simple_chat/macos/Flutter/GeneratedPluginRegistrant.swift index ad1073ab5..7b265476e 100644 --- a/examples/simple_chat/macos/Flutter/GeneratedPluginRegistrant.swift +++ b/examples/simple_chat/macos/Flutter/GeneratedPluginRegistrant.swift @@ -12,5 +12,5 @@ import video_player_avfoundation func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) { AudioplayersDarwinPlugin.register(with: registry.registrar(forPlugin: "AudioplayersDarwinPlugin")) UrlLauncherPlugin.register(with: registry.registrar(forPlugin: "UrlLauncherPlugin")) - FVPVideoPlayerPlugin.register(with: registry.registrar(forPlugin: "FVPVideoPlayerPlugin")) + VideoPlayerPlugin.register(with: registry.registrar(forPlugin: "VideoPlayerPlugin")) } diff --git a/examples/simple_chat/windows/flutter/generated_plugins.cmake b/examples/simple_chat/windows/flutter/generated_plugins.cmake index 97b61367a..158064786 100644 --- a/examples/simple_chat/windows/flutter/generated_plugins.cmake +++ b/examples/simple_chat/windows/flutter/generated_plugins.cmake @@ -9,6 +9,7 @@ list(APPEND FLUTTER_PLUGIN_LIST ) list(APPEND FLUTTER_FFI_PLUGIN_LIST + jni ) set(PLUGIN_BUNDLED_LIBRARIES) diff --git a/examples/veo_chat/.metadata b/examples/veo_chat/.metadata new file mode 100644 index 000000000..5492cf186 --- /dev/null +++ b/examples/veo_chat/.metadata @@ -0,0 +1,30 @@ +# This file tracks properties of this Flutter project. +# Used by Flutter tool to assess capabilities and perform upgrades etc. +# +# This file should be version controlled and should not be manually edited. + +version: + revision: "adc901062556672b4138e18a4dc62a4be8f4b3c2" + channel: "stable" + +project_type: app + +# Tracks metadata for the flutter migrate command +migration: + platforms: + - platform: root + create_revision: adc901062556672b4138e18a4dc62a4be8f4b3c2 + base_revision: adc901062556672b4138e18a4dc62a4be8f4b3c2 + - platform: linux + create_revision: adc901062556672b4138e18a4dc62a4be8f4b3c2 + base_revision: adc901062556672b4138e18a4dc62a4be8f4b3c2 + + # User provided section + + # List of Local paths (relative to this file) that should be + # ignored by the migrate tool. + # + # Files that are not part of the templates will be ignored by default. + unmanaged_files: + - 'lib/main.dart' + - 'ios/Runner.xcodeproj/project.pbxproj' diff --git a/examples/veo_chat/README.md b/examples/veo_chat/README.md new file mode 100644 index 000000000..77d55589b --- /dev/null +++ b/examples/veo_chat/README.md @@ -0,0 +1 @@ +# Veo Chat Example diff --git a/examples/veo_chat/android/.gitignore b/examples/veo_chat/android/.gitignore new file mode 100644 index 000000000..be3943c96 --- /dev/null +++ b/examples/veo_chat/android/.gitignore @@ -0,0 +1,14 @@ +gradle-wrapper.jar +/.gradle +/captures/ +/gradlew +/gradlew.bat +/local.properties +GeneratedPluginRegistrant.java +.cxx/ + +# Remember to never publicly share your keystore. +# See https://flutter.dev/to/reference-keystore +key.properties +**/*.keystore +**/*.jks diff --git a/examples/veo_chat/android/app/build.gradle.kts b/examples/veo_chat/android/app/build.gradle.kts new file mode 100644 index 000000000..244285367 --- /dev/null +++ b/examples/veo_chat/android/app/build.gradle.kts @@ -0,0 +1,47 @@ +plugins { + id("com.android.application") + id("kotlin-android") + // The Flutter Gradle Plugin must be applied after the Android and Kotlin Gradle plugins. + id("dev.flutter.flutter-gradle-plugin") + // START: FlutterFire Configuration + id("com.google.gms.google-services") + // END: FlutterFire Configuration +} + +android { + namespace = "com.example.simple_chat" + compileSdk = flutter.compileSdkVersion + ndkVersion = flutter.ndkVersion + + compileOptions { + sourceCompatibility = JavaVersion.VERSION_11 + targetCompatibility = JavaVersion.VERSION_11 + } + + kotlinOptions { + jvmTarget = JavaVersion.VERSION_11.toString() + } + + defaultConfig { + // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html). + applicationId = "com.example.simple_chat" + // You can update the following values to match your application needs. + // For more information, see: https://flutter.dev/to/review-gradle-config. + minSdk = flutter.minSdkVersion + targetSdk = flutter.targetSdkVersion + versionCode = flutter.versionCode + versionName = flutter.versionName + } + + buildTypes { + release { + // TODO: Add your own signing config for the release build. + // Signing with the debug keys for now, so `flutter run --release` works. + signingConfig = signingConfigs.getByName("debug") + } + } +} + +flutter { + source = "../.." +} diff --git a/examples/veo_chat/android/app/src/debug/AndroidManifest.xml b/examples/veo_chat/android/app/src/debug/AndroidManifest.xml new file mode 100644 index 000000000..a90346878 --- /dev/null +++ b/examples/veo_chat/android/app/src/debug/AndroidManifest.xml @@ -0,0 +1,11 @@ + + + + + + diff --git a/examples/veo_chat/android/app/src/main/AndroidManifest.xml b/examples/veo_chat/android/app/src/main/AndroidManifest.xml new file mode 100644 index 000000000..bb1441467 --- /dev/null +++ b/examples/veo_chat/android/app/src/main/AndroidManifest.xml @@ -0,0 +1,49 @@ + + + + + + + + + + + + + + + + + + + + + + + diff --git a/examples/veo_chat/android/app/src/main/kotlin/com/example/simple_chat/MainActivity.kt b/examples/veo_chat/android/app/src/main/kotlin/com/example/simple_chat/MainActivity.kt new file mode 100644 index 000000000..89498754b --- /dev/null +++ b/examples/veo_chat/android/app/src/main/kotlin/com/example/simple_chat/MainActivity.kt @@ -0,0 +1,9 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +package com.example.simple_chat + +import io.flutter.embedding.android.FlutterActivity + +class MainActivity : FlutterActivity() diff --git a/examples/veo_chat/android/app/src/main/res/drawable-v21/launch_background.xml b/examples/veo_chat/android/app/src/main/res/drawable-v21/launch_background.xml new file mode 100644 index 000000000..3827ad38b --- /dev/null +++ b/examples/veo_chat/android/app/src/main/res/drawable-v21/launch_background.xml @@ -0,0 +1,16 @@ + + + + + + + + + + diff --git a/examples/veo_chat/android/app/src/main/res/drawable/launch_background.xml b/examples/veo_chat/android/app/src/main/res/drawable/launch_background.xml new file mode 100644 index 000000000..6e3711468 --- /dev/null +++ b/examples/veo_chat/android/app/src/main/res/drawable/launch_background.xml @@ -0,0 +1,16 @@ + + + + + + + + + + diff --git a/examples/veo_chat/android/app/src/main/res/mipmap-hdpi/ic_launcher.png b/examples/veo_chat/android/app/src/main/res/mipmap-hdpi/ic_launcher.png new file mode 100644 index 000000000..db77bb4b7 Binary files /dev/null and b/examples/veo_chat/android/app/src/main/res/mipmap-hdpi/ic_launcher.png differ diff --git a/examples/veo_chat/android/app/src/main/res/mipmap-mdpi/ic_launcher.png b/examples/veo_chat/android/app/src/main/res/mipmap-mdpi/ic_launcher.png new file mode 100644 index 000000000..17987b79b Binary files /dev/null and b/examples/veo_chat/android/app/src/main/res/mipmap-mdpi/ic_launcher.png differ diff --git a/examples/veo_chat/android/app/src/main/res/mipmap-xhdpi/ic_launcher.png b/examples/veo_chat/android/app/src/main/res/mipmap-xhdpi/ic_launcher.png new file mode 100644 index 000000000..09d439148 Binary files /dev/null and b/examples/veo_chat/android/app/src/main/res/mipmap-xhdpi/ic_launcher.png differ diff --git a/examples/veo_chat/android/app/src/main/res/mipmap-xxhdpi/ic_launcher.png b/examples/veo_chat/android/app/src/main/res/mipmap-xxhdpi/ic_launcher.png new file mode 100644 index 000000000..d5f1c8d34 Binary files /dev/null and b/examples/veo_chat/android/app/src/main/res/mipmap-xxhdpi/ic_launcher.png differ diff --git a/examples/veo_chat/android/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png b/examples/veo_chat/android/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png new file mode 100644 index 000000000..4d6372eeb Binary files /dev/null and b/examples/veo_chat/android/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png differ diff --git a/examples/veo_chat/android/app/src/main/res/values-night/styles.xml b/examples/veo_chat/android/app/src/main/res/values-night/styles.xml new file mode 100644 index 000000000..deb01c1c9 --- /dev/null +++ b/examples/veo_chat/android/app/src/main/res/values-night/styles.xml @@ -0,0 +1,22 @@ + + + + + + + + + diff --git a/examples/veo_chat/android/app/src/main/res/values/styles.xml b/examples/veo_chat/android/app/src/main/res/values/styles.xml new file mode 100644 index 000000000..45f156a54 --- /dev/null +++ b/examples/veo_chat/android/app/src/main/res/values/styles.xml @@ -0,0 +1,22 @@ + + + + + + + + + diff --git a/examples/veo_chat/android/app/src/profile/AndroidManifest.xml b/examples/veo_chat/android/app/src/profile/AndroidManifest.xml new file mode 100644 index 000000000..a90346878 --- /dev/null +++ b/examples/veo_chat/android/app/src/profile/AndroidManifest.xml @@ -0,0 +1,11 @@ + + + + + + diff --git a/examples/veo_chat/android/build.gradle.kts b/examples/veo_chat/android/build.gradle.kts new file mode 100644 index 000000000..dbee657bb --- /dev/null +++ b/examples/veo_chat/android/build.gradle.kts @@ -0,0 +1,24 @@ +allprojects { + repositories { + google() + mavenCentral() + } +} + +val newBuildDir: Directory = + rootProject.layout.buildDirectory + .dir("../../build") + .get() +rootProject.layout.buildDirectory.value(newBuildDir) + +subprojects { + val newSubprojectBuildDir: Directory = newBuildDir.dir(project.name) + project.layout.buildDirectory.value(newSubprojectBuildDir) +} +subprojects { + project.evaluationDependsOn(":app") +} + +tasks.register("clean") { + delete(rootProject.layout.buildDirectory) +} diff --git a/examples/veo_chat/android/gradle.properties b/examples/veo_chat/android/gradle.properties new file mode 100644 index 000000000..f018a6181 --- /dev/null +++ b/examples/veo_chat/android/gradle.properties @@ -0,0 +1,3 @@ +org.gradle.jvmargs=-Xmx8G -XX:MaxMetaspaceSize=4G -XX:ReservedCodeCacheSize=512m -XX:+HeapDumpOnOutOfMemoryError +android.useAndroidX=true +android.enableJetifier=true diff --git a/examples/veo_chat/android/gradle/wrapper/gradle-wrapper.properties b/examples/veo_chat/android/gradle/wrapper/gradle-wrapper.properties new file mode 100644 index 000000000..e4ef43fb9 --- /dev/null +++ b/examples/veo_chat/android/gradle/wrapper/gradle-wrapper.properties @@ -0,0 +1,5 @@ +distributionBase=GRADLE_USER_HOME +distributionPath=wrapper/dists +zipStoreBase=GRADLE_USER_HOME +zipStorePath=wrapper/dists +distributionUrl=https\://services.gradle.org/distributions/gradle-8.14-all.zip diff --git a/examples/veo_chat/android/settings.gradle.kts b/examples/veo_chat/android/settings.gradle.kts new file mode 100644 index 000000000..7712fad2d --- /dev/null +++ b/examples/veo_chat/android/settings.gradle.kts @@ -0,0 +1,29 @@ +pluginManagement { + val flutterSdkPath = + run { + val properties = java.util.Properties() + file("local.properties").inputStream().use { properties.load(it) } + val flutterSdkPath = properties.getProperty("flutter.sdk") + require(flutterSdkPath != null) { "flutter.sdk not set in local.properties" } + flutterSdkPath + } + + includeBuild("$flutterSdkPath/packages/flutter_tools/gradle") + + repositories { + google() + mavenCentral() + gradlePluginPortal() + } +} + +plugins { + id("dev.flutter.flutter-plugin-loader") version "1.0.0" + id("com.android.application") version "8.9.1" apply false + id("org.jetbrains.kotlin.android") version "2.1.0" apply false + // START: FlutterFire Configuration + id("com.google.gms.google-services") version("4.3.15") apply false + // END: FlutterFire Configuration +} + +include(":app") diff --git a/examples/veo_chat/assets/climbing/README.md b/examples/veo_chat/assets/climbing/README.md new file mode 100644 index 000000000..09ea42056 --- /dev/null +++ b/examples/veo_chat/assets/climbing/README.md @@ -0,0 +1 @@ +Images in this folder are AI generated. \ No newline at end of file diff --git a/examples/veo_chat/assets/climbing/mountain_01.webp b/examples/veo_chat/assets/climbing/mountain_01.webp new file mode 100644 index 000000000..6b47c16f2 Binary files /dev/null and b/examples/veo_chat/assets/climbing/mountain_01.webp differ diff --git 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/dev/null and b/examples/veo_chat/assets/climbing/mountain_17.webp differ diff --git a/examples/veo_chat/integration_test/README.md b/examples/veo_chat/integration_test/README.md new file mode 100644 index 000000000..605e03efb --- /dev/null +++ b/examples/veo_chat/integration_test/README.md @@ -0,0 +1,14 @@ +# Integration tests + +Renders canned A2UI samples through `ChatScreen` with a `FakeAiClient` — no API key. + +From `examples/simple_chat`: + +```bash +flutter pub get +flutter test integration_test/app_test.dart -d macos +``` + +Swap `macos` for any device from `flutter devices`. `flutter pub get` is +required first; without it you'll see a misleading `'../pubspec.yaml'` error +from the pub-workspace lookup. diff --git a/examples/veo_chat/integration_test/app_test.dart b/examples/veo_chat/integration_test/app_test.dart new file mode 100644 index 000000000..1db0514b3 --- /dev/null +++ b/examples/veo_chat/integration_test/app_test.dart @@ -0,0 +1,135 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +import 'dart:io'; + +import 'package:flutter/material.dart'; +import 'package:flutter_test/flutter_test.dart'; +import 'package:integration_test/integration_test.dart'; +import 'package:logging/logging.dart'; +import 'package:network_image_mock/network_image_mock.dart'; +import 'package:simple_chat/main.dart'; + +// Import from ../test via relative path since it is not in lib +import '../test/fake_ai_client.dart'; + +void main() { + IntegrationTestWidgetsFlutterBinding.ensureInitialized(); + + // Configure logging + Logger.root.level = Level.ALL; + Logger.root.onRecord.listen((record) { + debugPrint('${record.level.name}: ${record.time}: ${record.message}'); + }); + + group('Simple Chat Integration Tests', () { + testWidgets('render hello world sample', (tester) async { + await mockNetworkImagesFor(() async { + await _runTestForSample( + tester, + 'integration_test/samples/sample_1_hello.json', + (tester, client) async { + expect(find.textContaining('Hello, World!'), findsOneWidget); + }, + ); + }); + }); + + testWidgets('render button sample', (tester) async { + await mockNetworkImagesFor(() async { + await _runTestForSample( + tester, + 'integration_test/samples/sample_2_button.json', + (tester, client) async { + // Button might be ElevatedButton, TextButton, or FilledButton. + // Just finding text is safer for integration test unless we care + // about specific styling. + expect(find.text('Click Me'), findsOneWidget); + + // Interaction Verification + await tester.tap(find.text('Click Me')); + await tester.pump(); + // Button action does not trigger a response if the fake client is + // empty, but it should send the prompt. + expect( + client.receivedPrompts, + contains(contains('Button Clicked')), + ); + }, + ); + }); + }); + + testWidgets('render form sample', (tester) async { + await mockNetworkImagesFor(() async { + await _runTestForSample( + tester, + 'integration_test/samples/sample_4_form.json', + (tester, client) async { + // Debug dump if fails + expect(find.text('Type'), findsOneWidget); + expect(find.text('Size'), findsOneWidget); + expect(find.text('Submit Filters'), findsOneWidget); + }, + ); + }); + }); + + testWidgets('render mixed sample', (tester) async { + await mockNetworkImagesFor(() async { + await _runTestForSample( + tester, + 'integration_test/samples/sample_5_mixed.json', + (tester, client) async { + expect(find.text('Do you want to proceed?'), findsOneWidget); + expect(find.text('Yes, proceed'), findsOneWidget); + }, + ); + }); + }); + }); +} + +Future _runTestForSample( + WidgetTester tester, + String samplePath, + Future Function(WidgetTester, FakeAiClient) verify, +) async { + // Read sample file + final file = File(samplePath); + if (!file.existsSync()) { + fail('Sample file not found: $samplePath'); + } + final String jsonString = await file.readAsString(); + + // Initialize FakeAiClient + final fakeAiClient = FakeAiClient(); + + // Queue the response + // SurfaceController expects A2UI messages to be wrapped in markdown code + // blocks or detectable as structured content. Standard LLM behavior using + // GenUi is to return ```json ... ``` blocks. + fakeAiClient.addResponse('Here is the UI:\n```json\n$jsonString\n```'); + + await tester.pumpWidget( + MaterialApp(home: ChatScreen(aiClient: fakeAiClient)), + ); + + // Trigger a message to start the flow + await tester.enterText(find.byType(TextField), 'Test Trigger'); + await tester.tap(find.byIcon(Icons.send)); + await tester.pump(); // Start processing + + // Wait for response and rendering. + // The FakeAiClient splits it into chunks with delays. + // We can't use pumpAndSettle() because some catalog widgets (e.g. Image's + // loadingBuilder shows a CircularProgressIndicator) have indeterminate + // animations that is not handled by pumpAndSettle. + for (var i = 0; i < 30; i++) { + await tester.pump(const Duration(milliseconds: 100)); + } + + // Run verification + await verify(tester, fakeAiClient); +} diff --git a/examples/veo_chat/integration_test/samples/sample_1_hello.json b/examples/veo_chat/integration_test/samples/sample_1_hello.json new file mode 100644 index 000000000..68168ce1d --- /dev/null +++ b/examples/veo_chat/integration_test/samples/sample_1_hello.json @@ -0,0 +1,22 @@ +[ + { + "version": "v0.9", + "createSurface": { + "surfaceId": "sample_1_hello", + "catalogId": "https://a2ui.org/specification/v0_9/basic_catalog.json" + } + }, + { + "version": "v0.9", + "updateComponents": { + "surfaceId": "sample_1_hello", + "components": [ + { + "id": "root", + "component": "Text", + "text": "Hello, World!" + } + ] + } + } +] diff --git a/examples/veo_chat/integration_test/samples/sample_2_button.json b/examples/veo_chat/integration_test/samples/sample_2_button.json new file mode 100644 index 000000000..c0b0b01cd --- /dev/null +++ b/examples/veo_chat/integration_test/samples/sample_2_button.json @@ -0,0 +1,40 @@ +[ + { + "version": "v0.9", + "createSurface": { + "surfaceId": "sample_2_button", + "catalogId": "https://a2ui.org/specification/v0_9/basic_catalog.json" + } + }, + { + "version": "v0.9", + "updateComponents": { + "surfaceId": "sample_2_button", + "components": [ + { + "id": "root", + "component": "Column", + "children": ["the_button"] + }, + { + "id": "the_button", + "component": "Button", + "child": "btn_label", + "action": { + "event": { + "name": "submit", + "context": { + "value": "Button Clicked" + } + } + } + }, + { + "id": "btn_label", + "component": "Text", + "text": "Click Me" + } + ] + } + } +] diff --git a/examples/veo_chat/integration_test/samples/sample_4_form.json b/examples/veo_chat/integration_test/samples/sample_4_form.json new file mode 100644 index 000000000..f4687de47 --- /dev/null +++ b/examples/veo_chat/integration_test/samples/sample_4_form.json @@ -0,0 +1,49 @@ +[ + { + "version": "v0.9", + "createSurface": { + "surfaceId": "sample_4_form", + "catalogId": "https://a2ui.org/specification/v0_9/basic_catalog.json" + } + }, + { + "version": "v0.9", + "updateComponents": { + "surfaceId": "sample_4_form", + "components": [ + { + "id": "root", + "component": "Column", + "children": ["field_type", "field_size", "submit_btn"] + }, + { + "id": "field_type", + "component": "TextField", + "label": "Type", + "text": "" + }, + { + "id": "field_size", + "component": "TextField", + "label": "Size", + "text": "" + }, + { + "id": "submit_btn", + "component": "Button", + "child": "btn_text", + "action": { + "event": { + "name": "submit_form" + } + } + }, + { + "id": "btn_text", + "component": "Text", + "text": "Submit Filters" + } + ] + } + } +] diff --git a/examples/veo_chat/integration_test/samples/sample_5_mixed.json b/examples/veo_chat/integration_test/samples/sample_5_mixed.json new file mode 100644 index 000000000..39fc6eb79 --- /dev/null +++ b/examples/veo_chat/integration_test/samples/sample_5_mixed.json @@ -0,0 +1,54 @@ +[ + { + "version": "v0.9", + "createSurface": { + "surfaceId": "sample_5_mixed", + "catalogId": "https://a2ui.org/specification/v0_9/basic_catalog.json" + } + }, + { + "version": "v0.9", + "updateComponents": { + "surfaceId": "sample_5_mixed", + "components": [ + { + "id": "root", + "component": "Column", + "children": ["question", "btn_yes", "btn_no"] + }, + { + "id": "question", + "component": "Text", + "text": "Do you want to proceed?" + }, + { + "id": "btn_yes", + "component": "Button", + "child": "yes_text", + "action": { + "event": { "name": "proceed_yes" } + } + }, + { + "id": "yes_text", + "component": "Text", + "text": "Yes, proceed" + }, + { + "id": "btn_no", + "component": "Button", + "child": "no_text", + "variant": "borderless", + "action": { + "event": { "name": "proceed_no" } + } + }, + { + "id": "no_text", + "component": "Text", + "text": "No, cancel" + } + ] + } + } +] diff --git a/examples/veo_chat/ios/.gitignore b/examples/veo_chat/ios/.gitignore new file mode 100644 index 000000000..b3afe3f58 --- /dev/null +++ b/examples/veo_chat/ios/.gitignore @@ -0,0 +1,28 @@ +**/dgph +*.mode1v3 +*.mode2v3 +*.moved-aside +*.pbxuser +*.perspectivev3 +**/*sync/ +.sconsign.dblite +.tags* +**/.vagrant/ +**/DerivedData/ +Icon? +**/Pods/ +**/.symlinks/ +profile +xcuserdata +**/.generated/ +Flutter/App.framework +Flutter/Flutter.framework +Flutter/Flutter.podspec +Flutter/Generated.xcconfig +Flutter/ephemeral/ +Flutter/app.flx +Flutter/app.zip +Flutter/flutter_assets/ +Flutter/flutter_export_environment.sh +ServiceDefinitions.json +Runner/GeneratedPluginRegistrant.* diff --git a/examples/veo_chat/ios/Flutter/AppFrameworkInfo.plist b/examples/veo_chat/ios/Flutter/AppFrameworkInfo.plist new file mode 100644 index 000000000..0d1408009 --- /dev/null +++ b/examples/veo_chat/ios/Flutter/AppFrameworkInfo.plist @@ -0,0 +1,26 @@ + + + + + CFBundleDevelopmentRegion + en + CFBundleExecutable + App + CFBundleIdentifier + io.flutter.flutter.app + CFBundleInfoDictionaryVersion + 6.0 + CFBundleName + App + CFBundlePackageType + FMWK + CFBundleShortVersionString + 1.0 + CFBundleSignature + ???? + CFBundleVersion + 1.0 + MinimumOSVersion + 15.0 + + diff --git a/examples/veo_chat/ios/Flutter/Debug.xcconfig b/examples/veo_chat/ios/Flutter/Debug.xcconfig new file mode 100644 index 000000000..ec97fc6f3 --- /dev/null +++ b/examples/veo_chat/ios/Flutter/Debug.xcconfig @@ -0,0 +1,2 @@ +#include? "Pods/Target Support Files/Pods-Runner/Pods-Runner.debug.xcconfig" +#include "Generated.xcconfig" diff --git a/examples/veo_chat/ios/Flutter/Release.xcconfig b/examples/veo_chat/ios/Flutter/Release.xcconfig new file mode 100644 index 000000000..c4855bfe2 --- /dev/null +++ b/examples/veo_chat/ios/Flutter/Release.xcconfig @@ -0,0 +1,2 @@ +#include? "Pods/Target Support Files/Pods-Runner/Pods-Runner.release.xcconfig" +#include "Generated.xcconfig" diff --git a/examples/veo_chat/ios/Podfile b/examples/veo_chat/ios/Podfile new file mode 100644 index 000000000..6649374d4 --- /dev/null +++ b/examples/veo_chat/ios/Podfile @@ -0,0 +1,43 @@ +# Uncomment this line to define a global platform for your project +platform :ios, '15.0' + +# CocoaPods analytics sends network stats synchronously affecting flutter build latency. +ENV['COCOAPODS_DISABLE_STATS'] = 'true' + +project 'Runner', { + 'Debug' => :debug, + 'Profile' => :release, + 'Release' => :release, +} + +def flutter_root + generated_xcode_build_settings_path = File.expand_path(File.join('..', 'Flutter', 'Generated.xcconfig'), __FILE__) + unless File.exist?(generated_xcode_build_settings_path) + raise "#{generated_xcode_build_settings_path} must exist. If you're running pod install manually, make sure flutter pub get is executed first" + end + + File.foreach(generated_xcode_build_settings_path) do |line| + matches = line.match(/FLUTTER_ROOT\=(.*)/) + return matches[1].strip if matches + end + raise "FLUTTER_ROOT not found in #{generated_xcode_build_settings_path}. Try deleting Generated.xcconfig, then run flutter pub get" +end + +require File.expand_path(File.join('packages', 'flutter_tools', 'bin', 'podhelper'), flutter_root) + +flutter_ios_podfile_setup + +target 'Runner' do + use_frameworks! + + flutter_install_all_ios_pods File.dirname(File.realpath(__FILE__)) + target 'RunnerTests' do + inherit! :search_paths + end +end + +post_install do |installer| + installer.pods_project.targets.each do |target| + flutter_additional_ios_build_settings(target) + end +end diff --git a/examples/veo_chat/ios/Podfile.lock b/examples/veo_chat/ios/Podfile.lock new file mode 100644 index 000000000..59bb23525 --- /dev/null +++ b/examples/veo_chat/ios/Podfile.lock @@ -0,0 +1,130 @@ +PODS: + - AppCheckCore (11.2.0): + - GoogleUtilities/Environment (~> 8.0) + - GoogleUtilities/UserDefaults (~> 8.0) + - PromisesObjC (~> 2.4) + - Firebase/Auth (12.4.0): + - Firebase/CoreOnly + - FirebaseAuth (~> 12.4.0) + - Firebase/CoreOnly (12.4.0): + - FirebaseCore (~> 12.4.0) + - firebase_app_check (0.4.1-2): + - Firebase/CoreOnly (~> 12.4.0) + - firebase_core + - FirebaseAppCheck (~> 12.4.0) + - Flutter + - firebase_auth (6.1.2): + - Firebase/Auth (= 12.4.0) + - firebase_core + - Flutter + - firebase_core (4.2.1): + - Firebase/CoreOnly (= 12.4.0) + - Flutter + - FirebaseAppCheck (12.4.0): + - AppCheckCore (~> 11.0) + - FirebaseAppCheckInterop (~> 12.4.0) + - FirebaseCore (~> 12.4.0) + - GoogleUtilities/Environment (~> 8.1) + - GoogleUtilities/UserDefaults (~> 8.1) + - FirebaseAppCheckInterop (12.4.0) + - FirebaseAuth (12.4.0): + - FirebaseAppCheckInterop (~> 12.4.0) + - FirebaseAuthInterop (~> 12.4.0) + - FirebaseCore (~> 12.4.0) + - FirebaseCoreExtension (~> 12.4.0) + - GoogleUtilities/AppDelegateSwizzler (~> 8.1) + - GoogleUtilities/Environment (~> 8.1) + - GTMSessionFetcher/Core (< 6.0, >= 3.4) + - RecaptchaInterop (~> 101.0) + - FirebaseAuthInterop (12.4.0) + - FirebaseCore (12.4.0): + - FirebaseCoreInternal (~> 12.4.0) + - GoogleUtilities/Environment (~> 8.1) + - GoogleUtilities/Logger (~> 8.1) + - FirebaseCoreExtension (12.4.0): + - FirebaseCore (~> 12.4.0) + - FirebaseCoreInternal (12.4.0): + - "GoogleUtilities/NSData+zlib (~> 8.1)" + - Flutter (1.0.0) + - GoogleUtilities/AppDelegateSwizzler (8.1.0): + - GoogleUtilities/Environment + - GoogleUtilities/Logger + - GoogleUtilities/Network + - GoogleUtilities/Privacy + - GoogleUtilities/Environment (8.1.0): + - GoogleUtilities/Privacy + - GoogleUtilities/Logger (8.1.0): + - GoogleUtilities/Environment + - GoogleUtilities/Privacy + - GoogleUtilities/Network (8.1.0): + - GoogleUtilities/Logger + - "GoogleUtilities/NSData+zlib" + - GoogleUtilities/Privacy + - GoogleUtilities/Reachability + - "GoogleUtilities/NSData+zlib (8.1.0)": + - GoogleUtilities/Privacy + - GoogleUtilities/Privacy (8.1.0) + - GoogleUtilities/Reachability (8.1.0): + - GoogleUtilities/Logger + - GoogleUtilities/Privacy + - GoogleUtilities/UserDefaults (8.1.0): + - GoogleUtilities/Logger + - GoogleUtilities/Privacy + - GTMSessionFetcher/Core (5.0.0) + - PromisesObjC (2.4.0) + - RecaptchaInterop (101.0.0) + +DEPENDENCIES: + - firebase_app_check (from `.symlinks/plugins/firebase_app_check/ios`) + - firebase_auth (from `.symlinks/plugins/firebase_auth/ios`) + - firebase_core (from `.symlinks/plugins/firebase_core/ios`) + - Flutter (from `Flutter`) + +SPEC REPOS: + trunk: + - AppCheckCore + - Firebase + - FirebaseAppCheck + - FirebaseAppCheckInterop + - FirebaseAuth + - FirebaseAuthInterop + - FirebaseCore + - FirebaseCoreExtension + - FirebaseCoreInternal + - GoogleUtilities + - GTMSessionFetcher + - PromisesObjC + - RecaptchaInterop + +EXTERNAL SOURCES: + firebase_app_check: + :path: ".symlinks/plugins/firebase_app_check/ios" + firebase_auth: + :path: ".symlinks/plugins/firebase_auth/ios" + firebase_core: + :path: ".symlinks/plugins/firebase_core/ios" + Flutter: + :path: Flutter + +SPEC CHECKSUMS: + AppCheckCore: cc8fd0a3a230ddd401f326489c99990b013f0c4f + Firebase: f07b15ae5a6ec0f93713e30b923d9970d144af3e + firebase_app_check: 61fb3578a0761c806533482aca240a2d5cc5b5ef + firebase_auth: 9225db04db5d8e3b46dc8940e04bc6aec6833e27 + firebase_core: f1aafb21c14f497e5498f7ffc4dc63cbb52b2594 + FirebaseAppCheck: 73721d98fa29cf199da6004e57715cbaddd49651 + FirebaseAppCheckInterop: f734c802f21fe1da0837708f0f9a27218c8a4ed0 + FirebaseAuth: 4a2aed737c84114a9d9b33d11ae1b147d6b94889 + FirebaseAuthInterop: 858e6b754966e70740a4370dd1503dfffe6dbb49 + FirebaseCore: bb595f3114953664e3c1dc032f008a244147cfd3 + FirebaseCoreExtension: 7e1f7118ee970e001a8013719fb90950ee5e0018 + FirebaseCoreInternal: d7f5a043c2cd01a08103ab586587c1468047bca6 + Flutter: cabc95a1d2626b1b06e7179b784ebcf0c0cde467 + GoogleUtilities: 00c88b9a86066ef77f0da2fab05f65d7768ed8e1 + GTMSessionFetcher: 02d6e866e90bc236f48a703a041dfe43e6221a29 + PromisesObjC: f5707f49cb48b9636751c5b2e7d227e43fba9f47 + RecaptchaInterop: 11e0b637842dfb48308d242afc3f448062325aba + +PODFILE CHECKSUM: 53a6aebc29ccee84c41f92f409fc20cd4ca011f1 + +COCOAPODS: 1.16.2 diff --git a/examples/veo_chat/ios/Runner.xcodeproj/project.pbxproj b/examples/veo_chat/ios/Runner.xcodeproj/project.pbxproj new file mode 100644 index 000000000..6b5a68502 --- /dev/null +++ b/examples/veo_chat/ios/Runner.xcodeproj/project.pbxproj @@ -0,0 +1,758 @@ +// !$*UTF8*$! +{ + archiveVersion = 1; + classes = { + }; + objectVersion = 54; + objects = { + +/* Begin PBXBuildFile section */ + 13BE413A7A6F0715D37BE240 /* GoogleService-Info.plist in Resources */ = {isa = PBXBuildFile; fileRef = 5C343F7D99DDE3FFA47912B5 /* GoogleService-Info.plist */; }; + 1498D2341E8E89220040F4C2 /* GeneratedPluginRegistrant.m in Sources */ = {isa = PBXBuildFile; fileRef = 1498D2331E8E89220040F4C2 /* GeneratedPluginRegistrant.m */; }; + 331C808B294A63AB00263BE5 /* RunnerTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 331C807B294A618700263BE5 /* RunnerTests.swift */; }; + 3B3967161E833CAA004F5970 /* AppFrameworkInfo.plist in 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--git a/examples/veo_chat/ios/Runner.xcodeproj/project.xcworkspace/contents.xcworkspacedata b/examples/veo_chat/ios/Runner.xcodeproj/project.xcworkspace/contents.xcworkspacedata new file mode 100644 index 000000000..919434a62 --- /dev/null +++ b/examples/veo_chat/ios/Runner.xcodeproj/project.xcworkspace/contents.xcworkspacedata @@ -0,0 +1,7 @@ + + + + + diff --git a/examples/veo_chat/ios/Runner.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist b/examples/veo_chat/ios/Runner.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist new file mode 100644 index 000000000..18d981003 --- /dev/null +++ b/examples/veo_chat/ios/Runner.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist @@ -0,0 +1,8 @@ + + + + + IDEDidComputeMac32BitWarning + + + diff --git a/examples/veo_chat/ios/Runner.xcodeproj/project.xcworkspace/xcshareddata/WorkspaceSettings.xcsettings b/examples/veo_chat/ios/Runner.xcodeproj/project.xcworkspace/xcshareddata/WorkspaceSettings.xcsettings new file mode 100644 index 000000000..f9b0d7c5e --- /dev/null +++ b/examples/veo_chat/ios/Runner.xcodeproj/project.xcworkspace/xcshareddata/WorkspaceSettings.xcsettings @@ -0,0 +1,8 @@ + + + + + PreviewsEnabled + + + diff --git a/examples/veo_chat/ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme b/examples/veo_chat/ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme new file mode 100644 index 000000000..e3773d42e --- /dev/null +++ b/examples/veo_chat/ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme @@ -0,0 +1,101 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/examples/veo_chat/ios/Runner.xcworkspace/contents.xcworkspacedata b/examples/veo_chat/ios/Runner.xcworkspace/contents.xcworkspacedata new file mode 100644 index 000000000..21a3cc14c --- /dev/null +++ b/examples/veo_chat/ios/Runner.xcworkspace/contents.xcworkspacedata @@ -0,0 +1,10 @@ + + + + + + + diff --git a/examples/veo_chat/ios/Runner.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist b/examples/veo_chat/ios/Runner.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist new file mode 100644 index 000000000..18d981003 --- /dev/null +++ b/examples/veo_chat/ios/Runner.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist @@ -0,0 +1,8 @@ + + + + + IDEDidComputeMac32BitWarning + + + diff --git a/examples/veo_chat/ios/Runner.xcworkspace/xcshareddata/WorkspaceSettings.xcsettings b/examples/veo_chat/ios/Runner.xcworkspace/xcshareddata/WorkspaceSettings.xcsettings new file mode 100644 index 000000000..f9b0d7c5e --- /dev/null +++ b/examples/veo_chat/ios/Runner.xcworkspace/xcshareddata/WorkspaceSettings.xcsettings @@ -0,0 +1,8 @@ + + + + + PreviewsEnabled + + + diff --git a/examples/veo_chat/ios/Runner/AppDelegate.swift b/examples/veo_chat/ios/Runner/AppDelegate.swift new file mode 100644 index 000000000..4cb238206 --- /dev/null +++ b/examples/veo_chat/ios/Runner/AppDelegate.swift @@ -0,0 +1,17 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +import Flutter +import UIKit + +@main +@objc class AppDelegate: FlutterAppDelegate { + override func application( + _ application: UIApplication, + didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]? + ) -> Bool { + GeneratedPluginRegistrant.register(with: self) + return super.application(application, didFinishLaunchingWithOptions: launchOptions) + } +} diff --git a/examples/veo_chat/ios/Runner/Assets.xcassets/AppIcon.appiconset/Contents.json b/examples/veo_chat/ios/Runner/Assets.xcassets/AppIcon.appiconset/Contents.json new file mode 100644 index 000000000..d36b1fab2 --- /dev/null +++ b/examples/veo_chat/ios/Runner/Assets.xcassets/AppIcon.appiconset/Contents.json @@ -0,0 +1,122 @@ +{ + "images" : [ + { + 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b/examples/veo_chat/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-App-76x76@2x.png new file mode 100644 index 000000000..8953cba09 Binary files /dev/null and b/examples/veo_chat/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-App-76x76@2x.png differ diff --git a/examples/veo_chat/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-App-83.5x83.5@2x.png b/examples/veo_chat/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-App-83.5x83.5@2x.png new file mode 100644 index 000000000..0467bf12a Binary files /dev/null and b/examples/veo_chat/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-App-83.5x83.5@2x.png differ diff --git a/examples/veo_chat/ios/Runner/Assets.xcassets/LaunchImage.imageset/Contents.json b/examples/veo_chat/ios/Runner/Assets.xcassets/LaunchImage.imageset/Contents.json new file mode 100644 index 000000000..0bedcf2fd --- /dev/null +++ b/examples/veo_chat/ios/Runner/Assets.xcassets/LaunchImage.imageset/Contents.json @@ -0,0 +1,23 @@ +{ + "images" : [ + { + "idiom" : "universal", + "filename" : "LaunchImage.png", + "scale" : "1x" + }, + { + "idiom" : "universal", + "filename" : "LaunchImage@2x.png", + "scale" : "2x" + }, + { + "idiom" : "universal", + "filename" : "LaunchImage@3x.png", + "scale" : "3x" + } + ], + "info" : { + "version" : 1, + "author" : "xcode" + } +} diff --git a/examples/veo_chat/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage.png b/examples/veo_chat/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage.png new file mode 100644 index 000000000..9da19eaca Binary files /dev/null and b/examples/veo_chat/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage.png differ diff --git a/examples/veo_chat/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage@2x.png b/examples/veo_chat/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage@2x.png new file mode 100644 index 000000000..9da19eaca Binary files /dev/null and b/examples/veo_chat/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage@2x.png differ diff --git a/examples/veo_chat/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage@3x.png b/examples/veo_chat/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage@3x.png new file mode 100644 index 000000000..9da19eaca Binary files /dev/null and b/examples/veo_chat/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage@3x.png differ diff --git a/examples/veo_chat/ios/Runner/Assets.xcassets/LaunchImage.imageset/README.md b/examples/veo_chat/ios/Runner/Assets.xcassets/LaunchImage.imageset/README.md new file mode 100644 index 000000000..89c2725b7 --- /dev/null +++ b/examples/veo_chat/ios/Runner/Assets.xcassets/LaunchImage.imageset/README.md @@ -0,0 +1,5 @@ +# Launch Screen Assets + +You can customize the launch screen with your own desired assets by replacing the image files in this directory. + +You can also do it by opening your Flutter project's Xcode project with `open ios/Runner.xcworkspace`, selecting `Runner/Assets.xcassets` in the Project Navigator and dropping in the desired images. \ No newline at end of file diff --git a/examples/veo_chat/ios/Runner/Base.lproj/LaunchScreen.storyboard b/examples/veo_chat/ios/Runner/Base.lproj/LaunchScreen.storyboard new file mode 100644 index 000000000..f2e259c7c --- /dev/null +++ b/examples/veo_chat/ios/Runner/Base.lproj/LaunchScreen.storyboard @@ -0,0 +1,37 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/examples/veo_chat/ios/Runner/Base.lproj/Main.storyboard b/examples/veo_chat/ios/Runner/Base.lproj/Main.storyboard new file mode 100644 index 000000000..f3c28516f --- /dev/null +++ b/examples/veo_chat/ios/Runner/Base.lproj/Main.storyboard @@ -0,0 +1,26 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/examples/veo_chat/ios/Runner/Info.plist b/examples/veo_chat/ios/Runner/Info.plist new file mode 100644 index 000000000..61f7ff009 --- /dev/null +++ b/examples/veo_chat/ios/Runner/Info.plist @@ -0,0 +1,49 @@ + + + + + CFBundleDevelopmentRegion + $(DEVELOPMENT_LANGUAGE) + CFBundleDisplayName + Simple Chat + CFBundleExecutable + $(EXECUTABLE_NAME) + CFBundleIdentifier + $(PRODUCT_BUNDLE_IDENTIFIER) + CFBundleInfoDictionaryVersion + 6.0 + CFBundleName + simple_chat + CFBundlePackageType + APPL + CFBundleShortVersionString + $(FLUTTER_BUILD_NAME) + CFBundleSignature + ???? + CFBundleVersion + $(FLUTTER_BUILD_NUMBER) + LSRequiresIPhoneOS + + UILaunchStoryboardName + LaunchScreen + UIMainStoryboardFile + Main + UISupportedInterfaceOrientations + + UIInterfaceOrientationPortrait + UIInterfaceOrientationLandscapeLeft + UIInterfaceOrientationLandscapeRight + + UISupportedInterfaceOrientations~ipad + + UIInterfaceOrientationPortrait + UIInterfaceOrientationPortraitUpsideDown + UIInterfaceOrientationLandscapeLeft + UIInterfaceOrientationLandscapeRight + + CADisableMinimumFrameDurationOnPhone + + UIApplicationSupportsIndirectInputEvents + + + diff --git a/examples/veo_chat/ios/Runner/Runner-Bridging-Header.h b/examples/veo_chat/ios/Runner/Runner-Bridging-Header.h new file mode 100644 index 000000000..02588e01d --- /dev/null +++ b/examples/veo_chat/ios/Runner/Runner-Bridging-Header.h @@ -0,0 +1,5 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#import "GeneratedPluginRegistrant.h" diff --git a/examples/veo_chat/ios/RunnerTests/RunnerTests.swift b/examples/veo_chat/ios/RunnerTests/RunnerTests.swift new file mode 100644 index 000000000..7d077cd5a --- /dev/null +++ b/examples/veo_chat/ios/RunnerTests/RunnerTests.swift @@ -0,0 +1,16 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +import Flutter +import UIKit +import XCTest + +class RunnerTests: XCTestCase { + + func testExample() { + // If you add code to the Runner application, consider adding tests here. + // See https://developer.apple.com/documentation/xctest for more information about using XCTest. + } + +} diff --git a/examples/veo_chat/lib/a2ui_transport.dart b/examples/veo_chat/lib/a2ui_transport.dart new file mode 100644 index 000000000..83c391b54 --- /dev/null +++ b/examples/veo_chat/lib/a2ui_transport.dart @@ -0,0 +1,37 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +import 'dart:async'; + +import 'package:genui/genui.dart'; + +import 'agent/agent.dart'; +import 'agent/ai_client.dart'; + +/// A [Transport] that communicates with [AppAgent]. +class SimpleChatA2aTransport implements Transport { + SimpleChatA2aTransport({AiClient? aiClient}) { + _agent = AppAgent(aiClient: aiClient, onChunkFromAgent: _adapter.addChunk); + } + + late final AppAgent _agent; + final A2uiTransportAdapter _adapter = A2uiTransportAdapter(); + + @override + Stream get incomingMessages => _adapter.incomingMessages; + + @override + Stream get incomingText => _adapter.incomingText; + + @override + Future sendRequest(ChatMessage message) async { + await _agent.handleRequestFromRenderer(message); + } + + @override + void dispose() => _adapter.dispose(); + + /// Adds a system message to the history. + void addSystemMessage(String content) => _agent.addSystemMessage(content); +} diff --git a/examples/veo_chat/lib/agent/agent.dart b/examples/veo_chat/lib/agent/agent.dart new file mode 100644 index 000000000..0a3b2611f --- /dev/null +++ b/examples/veo_chat/lib/agent/agent.dart @@ -0,0 +1,63 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +import 'dart:async'; + +import 'package:dartantic_ai/dartantic_ai.dart' as dartantic; +import 'package:genui/genui.dart'; +import 'package:logging/logging.dart'; + +import 'ai_client.dart'; + +typedef ChunkHandler = void Function(String chunk); + +class AppAgent { + AppAgent({AiClient? aiClient, required this.onChunkFromAgent}) + : aiClient = aiClient ?? GeminiDartanticAiClient(); + + final AiClient aiClient; + final ChunkHandler onChunkFromAgent; + final List _history = []; + + final Logger _logger = Logger('AppAgent'); + + void addSystemMessage(String content) { + _history.add(dartantic.ChatMessage.system(content)); + } + + Future handleRequestFromRenderer(ChatMessage message) async { + final buffer = StringBuffer(); + for (final dartantic.StandardPart part in message.parts) { + if (part.isUiInteractionPart) { + buffer.write(part.asUiInteractionPart!.interaction); + } else if (part is TextPart) { + buffer.write(part.text); + } + } + final text = buffer.toString(); + if (text.isEmpty) return; + + _history.add(dartantic.ChatMessage.user(text)); + + try { + final Stream stream = aiClient.sendStream( + text, + history: List.of(_history), + ); + final fullResponseBuffer = StringBuffer(); + + await for (final chunk in stream) { + if (chunk.isNotEmpty) { + fullResponseBuffer.write(chunk); + onChunkFromAgent(chunk); + } + } + + _history.add(dartantic.ChatMessage.model(fullResponseBuffer.toString())); + } catch (exception, stackTrace) { + _logger.severe('Error sending request', exception, stackTrace); + rethrow; + } + } +} diff --git a/examples/veo_chat/lib/agent/ai_client.dart b/examples/veo_chat/lib/agent/ai_client.dart new file mode 100644 index 000000000..8bba8d951 --- /dev/null +++ b/examples/veo_chat/lib/agent/ai_client.dart @@ -0,0 +1,216 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +import 'dart:async'; +import 'dart:convert'; +import 'dart:typed_data'; + +import 'package:dartantic_ai/dartantic_ai.dart' as dartantic; +import 'package:googleai_dart/googleai_dart.dart' as googleai; +import 'package:http/http.dart' as http; + +import '../primitives/climbing/climbing_db.dart'; +import 'api_key/api_key.dart'; + +/// An abstract interface for AI clients. +abstract interface class AiClient { + /// Sends a message stream request to the AI service. + /// + /// [prompt] is the user's message. + /// [history] is the conversation history. + Stream sendStream( + String prompt, { + required List history, + }); + + /// Dispose of resources. + void dispose(); +} + +/// A video generated by the Veo API. +class GeneratedVideo { + /// Creates a [GeneratedVideo]. + const GeneratedVideo({this.bytes, this.uri, this.mimeType}); + + /// The raw bytes of the generated video, if available. + final Uint8List? bytes; + + /// The remote URI of the generated video, if the API returned a link instead + /// of inline data. + final Uri? uri; + + /// The MIME type of the generated video (e.g. `video/mp4`). + final String? mimeType; + + /// Whether no video content was produced. + bool get isEmpty => (bytes == null || bytes!.isEmpty) && uri == null; +} + +/// An implementation of [AiClient] using `package:dartantic_ai`. +class GeminiDartanticAiClient implements AiClient { + GeminiDartanticAiClient({String? modelName, String? videoModelName}) + : _apiKey = apiKey(), + _videoModelName = videoModelName ?? defaultVeoModel { + _provider = dartantic.GoogleProvider(apiKey: _apiKey); + _agent = dartantic.Agent.forProvider( + _provider, + chatModelName: modelName ?? 'gemini-3-flash-preview', + tools: [ + dartantic.Tool( + name: 'listClimbingLocations', + description: 'Lists all available climbing locations.', + onCall: (args) => climbingLocations.map((e) => e.toJson()).toList(), + ), + ], + ); + _mediaClient = googleai.GoogleAIClient.withApiKey(_apiKey); + } + + /// The default Veo model used for video generation. + static const String defaultVeoModel = 'veo-3.0-fast-generate-001'; + + final String _apiKey; + final String _videoModelName; + + late final dartantic.GoogleProvider _provider; + late final dartantic.Agent _agent; + late final googleai.GoogleAIClient _mediaClient; + + @override + Stream sendStream( + String prompt, { + required List history, + }) async* { + final Stream> stream = _agent.sendStream( + prompt, + history: history, + ); + + await for (final result in stream) { + if (result.output.isNotEmpty) { + yield result.output; + } + } + } + + /// Generates a video from a text [prompt] using the Gemini Veo API. + /// + /// Veo generation is asynchronous: the request kicks off a long-running + /// operation that is polled (every [pollInterval]) until it completes or + /// [timeout] elapses. When a sample is produced, its bytes are returned + /// inline when present, otherwise downloaded from the returned URI. + /// + /// [negativePrompt] describes content to avoid, and [aspectRatio] (for + /// example `16:9` or `9:16`) controls the framing. + Future generateVideo( + String prompt, { + String? negativePrompt, + String? aspectRatio, + Duration pollInterval = const Duration(seconds: 10), + Duration timeout = const Duration(minutes: 6), + }) async { + final parameters = { + 'aspectRatio': ?aspectRatio, + 'negativePrompt': ?negativePrompt, + }; + + final googleai.PredictLongRunningOperation operation = await _mediaClient + .models + .predictLongRunning( + model: _videoModelName, + instances: [ + {'prompt': prompt}, + ], + parameters: parameters.isEmpty ? null : parameters, + ); + + final String? operationName = operation.name; + if (operationName == null) { + throw StateError('Veo did not return a long-running operation name.'); + } + + // Poll the operation until it completes (or we time out). The initial + // request may already be done in rare cases. + Map? responseJson = operation.response?.toJson(); + bool done = operation.done; + final stopwatch = Stopwatch()..start(); + while (!done) { + if (stopwatch.elapsed > timeout) { + throw TimeoutException('Veo video generation timed out.', timeout); + } + await Future.delayed(pollInterval); + + final googleai.Operation polled = await _mediaClient.models + .operations(model: _videoModelName) + .get(name: operationName); + + done = polled.done; + if (done) { + if (polled.error != null) { + throw StateError( + 'Veo video generation failed: ${polled.error!.message}', + ); + } + responseJson = polled.response; + } + } + + if (responseJson == null) { + throw StateError('Veo operation completed without a response.'); + } + + final googleai.PredictLongRunningGeneratedVideoResponse? videoResponse = + googleai.PredictLongRunningResponse.fromJson( + responseJson, + ).generateVideoResponse; + final List? samples = videoResponse?.generatedSamples; + if (samples == null || samples.isEmpty) { + final List? reasons = videoResponse?.raiMediaFilteredReasons; + throw StateError( + 'Veo returned no video samples' + '${reasons == null ? '.' : ' (filtered: ${reasons.join(', ')}).'}', + ); + } + + final googleai.Video? video = samples.first.video; + const mimeType = 'video/mp4'; + + // Veo may return the video inline (base64) or as a downloadable URI. + final String? inline = video?.video; + if (inline != null && inline.isNotEmpty) { + return GeneratedVideo(bytes: base64Decode(inline), mimeType: mimeType); + } + + final String? uriString = video?.uri; + if (uriString != null && uriString.isNotEmpty) { + final Uri uri = Uri.parse(uriString); + return GeneratedVideo( + bytes: await _downloadVideo(uri), + uri: uri, + mimeType: mimeType, + ); + } + + return const GeneratedVideo(mimeType: mimeType); + } + + Future _downloadVideo(Uri uri) async { + final http.Response response = await http.get( + uri, + headers: {'x-goog-api-key': _apiKey}, + ); + if (response.statusCode != 200) { + throw StateError( + 'Failed to download generated video from $uri ' + '(HTTP ${response.statusCode}).', + ); + } + return response.bodyBytes; + } + + @override + void dispose() { + _mediaClient.close(); + } +} diff --git a/examples/veo_chat/lib/agent/api_key/_io_api_key.dart b/examples/veo_chat/lib/agent/api_key/_io_api_key.dart new file mode 100644 index 000000000..76e7e7d04 --- /dev/null +++ b/examples/veo_chat/lib/agent/api_key/_io_api_key.dart @@ -0,0 +1,27 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +import 'dart:io'; + +/// API key for Google Generative AI (only needed if using google backend). +/// Get an API key from https://aistudio.google.com/app/apikey +/// Specify this when running the app with "-D GEMINI_API_KEY=$GEMINI_API_KEY" +const String _geminiApiKey = String.fromEnvironment('GEMINI_API_KEY'); + +String? debugApiKey; + +String platformApiKey() { + if (debugApiKey != null) { + return debugApiKey!; + } + String apiKey = _geminiApiKey.isEmpty + ? Platform.environment['GEMINI_API_KEY'] ?? '' + : _geminiApiKey; + if (apiKey.isEmpty) { + throw Exception( + '''Gemini API key is required when using google backend. Run the app with a GEMINI_API_KEY as a Dart environment variable, for example by running with -D GEMINI_API_KEY=\$GEMINI_API_KEY or set the GEMINI_API_KEY environment variable in your shell environment.''', + ); + } + return apiKey; +} diff --git a/examples/veo_chat/lib/agent/api_key/_web_api_key.dart b/examples/veo_chat/lib/agent/api_key/_web_api_key.dart new file mode 100644 index 000000000..47fc1d272 --- /dev/null +++ b/examples/veo_chat/lib/agent/api_key/_web_api_key.dart @@ -0,0 +1,21 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +/// API key for Google Generative AI (only needed if using google backend). +/// Get an API key from https://aistudio.google.com/app/apikey +const String _geminiApiKey = String.fromEnvironment('GEMINI_API_KEY'); + +String? debugApiKey; + +String platformApiKey() { + if (debugApiKey != null) { + return debugApiKey!; + } + if (_geminiApiKey.isEmpty) { + throw Exception( + '''Gemini API key is required when using google backend. Run the app with a GEMINI_API_KEY as a Dart environment variable. You can do this by running with -D GEMINI_API_KEY=\$GEMINI_API_KEY''', + ); + } + return _geminiApiKey; +} diff --git a/examples/veo_chat/lib/agent/api_key/api_key.dart b/examples/veo_chat/lib/agent/api_key/api_key.dart new file mode 100644 index 000000000..ea2208cd0 --- /dev/null +++ b/examples/veo_chat/lib/agent/api_key/api_key.dart @@ -0,0 +1,9 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +import '_web_api_key.dart' if (dart.library.io) '_io_api_key.dart'; + +String apiKey() { + return platformApiKey(); +} diff --git a/examples/veo_chat/lib/chat_session.dart b/examples/veo_chat/lib/chat_session.dart new file mode 100644 index 000000000..c4436f019 --- /dev/null +++ b/examples/veo_chat/lib/chat_session.dart @@ -0,0 +1,218 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +import 'dart:async'; + +import 'package:flutter/foundation.dart'; +import 'package:genui/genui.dart'; +import 'package:logging/logging.dart'; + +import 'a2ui_transport.dart'; +import 'agent/ai_client.dart'; +import 'primitives/climbing/a2ui_components/climbing.dart'; +import 'primitives/message.dart'; + +export 'agent/ai_client.dart' show AiClient; + +/// System prompts used to configure the chat sessions in this example. +abstract final class Prompts { + Prompts._(); + + static const String summary = + 'You are a helpful assistant who chats with a user.'; + + static final String choicePicker = + ''' +When you need additional information from the user, try to use the component '${BasicCatalogItems.choicePicker.name}' to ask for it. +'''; + + static final String textFieldFallback = + ''' +If there is no way to itemize all the options, either use the component '${BasicCatalogItems.textField.name}' or add option 'Other' to the '${BasicCatalogItems.choicePicker.name}'. +'''; + + static final String climbingLocations = + ''' +If the user is asking about climbing locations, use the 'listClimbingLocations' tool to get a list of climbing locations. +Always use the component named '${climbingLocationItem.name}' to display the locations. The '${climbingLocationItem.name}' component already includes a 'Learn more' button; do not add any extra submit/confirmation buttons next to it. +When the user clicks 'Learn more' on a '${climbingLocationItem.name}', a UI action named 'learnMoreAboutLocation' will be sent with the location's identifier and name in its context. Respond with detailed information about that specific location. + +When user asks about climbing locations, never use other components. +'''; +} + +final Catalog _basicCatalog = + BasicCatalogItems.asCatalog( + systemPromptFragments: [Prompts.choicePicker, Prompts.textFieldFallback], + ).copyWithout( + itemsToRemove: [ + BasicCatalogItems.audioPlayer, + BasicCatalogItems.image, + BasicCatalogItems.video, + ], + ); + +final Catalog _customCatalog = _basicCatalog.copyWith( + systemPromptFragments: [ + Prompts.climbingLocations, + ..._basicCatalog.systemPromptFragments, + ], + newItems: [climbingLocationItem], +); + +PromptBuilder _promptBuilderFor(Catalog catalog) => PromptBuilder.chat( + catalog: catalog, + systemPromptFragments: [ + Prompts.summary, + PromptFragments.acknowledgeUser(), + PromptFragments.requireAtLeastOneSubmitElement( + prefix: PromptBuilder.defaultImportancePrefix, + ), + PromptFragments.uiGenerationRestriction( + prefix: PromptBuilder.defaultImportancePrefix, + ), + ], +); + +sealed class ChatSession extends ChangeNotifier { + ChatSession._(); + + factory ChatSession({AiClient? aiClient}) => + A2uiChatSession(aiClient: aiClient, catalog: _customCatalog); + + final List _messages = []; + List get messages => List.unmodifiable(_messages); + + bool _isProcessing = false; + bool get isProcessing => _isProcessing; + + /// The surface host for rendering generative UI surfaces. + SurfaceHost? get surfaceController; + + final Logger _logger = Logger('ChatSession'); + + Message? _currentAiMessage; + + Future sendMessage(String text); + + void _addUserMessage(String text) { + _messages.add(Message(isUser: true, text: 'You: $text')); + notifyListeners(); + } + + void _updateAiMessage(String chunk) { + if (_currentAiMessage == null) { + _currentAiMessage = Message(isUser: false, text: ''); + _messages.add(_currentAiMessage!); + } + _currentAiMessage!.text = (_currentAiMessage!.text ?? '') + chunk; + notifyListeners(); + } + + void _reportError(Object error, {required bool showInChat}) { + _logger.severe('Error in conversation', error); + if (showInChat) { + _messages.add(Message(isUser: false, text: 'Error: $error')); + notifyListeners(); + } + } + + Future _runRequest(Future Function() body) async { + _isProcessing = true; + notifyListeners(); + try { + await body(); + } catch (exception, stackTrace) { + _logger.severe('Error sending request', exception, stackTrace); + _reportError(exception, showInChat: true); + } finally { + _isProcessing = false; + notifyListeners(); + } + } +} + +/// A chat session that supports generative UI. +class A2uiChatSession extends ChatSession { + A2uiChatSession({AiClient? aiClient, required Catalog catalog}) + : _catalog = catalog, + super._() { + _transport = SimpleChatA2aTransport(aiClient: aiClient); + _surfaceController = SurfaceController(catalogs: [catalog]); + _init(); + } + + final Catalog _catalog; + + late final SimpleChatA2aTransport _transport; + late final SurfaceController _surfaceController; + + @override + SurfaceController get surfaceController => _surfaceController; + + late final StreamSubscription _messageSub; + late final StreamSubscription _textSub; + late final StreamSubscription _submitSub; + late final StreamSubscription _surfaceSub; + + void _init() { + _messageSub = _transport.incomingMessages.listen( + _surfaceController.handleMessage, + ); + _textSub = _transport.incomingText.listen(_updateAiMessage); + _submitSub = _surfaceController.onSubmit.listen( + (message) => _runRequest(() => _transport.sendRequest(message)), + ); + _surfaceSub = _surfaceController.surfaceUpdates.listen(_onSurfaceUpdate); + + _transport.addSystemMessage( + _promptBuilderFor(_catalog).systemPromptJoined(), + ); + } + + void _onSurfaceUpdate(SurfaceUpdate update) { + switch (update) { + case SurfaceAdded(:final surfaceId): + _addSurfaceMessage(surfaceId); + case SurfaceRemoved(:final surfaceId): + _reportError( + 'Surface $surfaceId removed, that should not happen in chat.', + showInChat: false, + ); + case ComponentsUpdated(): + break; + } + } + + void _addSurfaceMessage(String surfaceId) { + final bool exists = _messages.any((m) => m.surfaceId == surfaceId); + if (!exists) { + _messages.add(Message(isUser: false, text: null, surfaceId: surfaceId)); + notifyListeners(); + } + } + + @override + Future sendMessage(String text) async { + if (text.isEmpty) return; + + // Reset current AI message so new response gets a new bubble + _currentAiMessage = null; + + _addUserMessage(text); + + await _runRequest(() => _transport.sendRequest(ChatMessage.user(text))); + } + + @override + void dispose() { + _messageSub.cancel(); + _textSub.cancel(); + _submitSub.cancel(); + _surfaceSub.cancel(); + _surfaceController.dispose(); + _transport.dispose(); + super.dispose(); + } +} diff --git a/examples/veo_chat/lib/main.dart b/examples/veo_chat/lib/main.dart new file mode 100644 index 000000000..ed115ab01 --- /dev/null +++ b/examples/veo_chat/lib/main.dart @@ -0,0 +1,161 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +import 'package:flutter/material.dart'; +import 'package:logging/logging.dart'; + +import 'chat_session.dart'; +import 'primitives/message.dart'; + +void main() async { + WidgetsFlutterBinding.ensureInitialized(); + // Configure logging for the app. + Logger.root.level = Level.ALL; + Logger.root.onRecord.listen((record) { + debugPrint('${record.level.name}: ${record.time}: ${record.message}'); + }); + runApp(const MyApp()); +} + +class MyApp extends StatelessWidget { + const MyApp({super.key}); + + @override + Widget build(BuildContext context) { + final colorScheme = ColorScheme.fromSeed(seedColor: Colors.blue); + return MaterialApp( + title: 'Simple Chat Controller', + theme: ThemeData(colorScheme: colorScheme), + darkTheme: ThemeData( + colorScheme: colorScheme.copyWith(brightness: Brightness.dark), + ), + home: const ChatScreen(), + ); + } +} + +class ChatScreen extends StatefulWidget { + const ChatScreen({super.key, this.aiClient}); + + final AiClient? aiClient; + + @override + State createState() => _ChatScreenState(); +} + +const String _defaultUserMessage = + """I'm into rock climbing. Give me a few climbing locations around Las Vegas. I'm a beginner."""; + +class _ChatScreenState extends State { + final TextEditingController _textController = TextEditingController( + text: _defaultUserMessage, + ); + final ScrollController _scrollController = ScrollController(); + late ChatSession _chatSession; + + @override + void initState() { + super.initState(); + _chatSession = ChatSession(aiClient: widget.aiClient); + // Scroll to bottom when messages change. + _chatSession.addListener(_scrollToBottom); + } + + @override + Widget build(BuildContext context) { + return ListenableBuilder( + listenable: _chatSession, + builder: (context, _) { + return Scaffold( + appBar: AppBar( + title: const Text('Chat (Controller + Dartantic)'), + ), + + body: SafeArea( + child: Column( + children: [ + Expanded( + child: ListView.builder( + controller: _scrollController, + itemCount: _chatSession.messages.length, + itemBuilder: (context, index) { + final Message message = _chatSession.messages[index]; + // Pass the controller as the host. + return ListTile( + title: MessageView( + message, + _chatSession.surfaceController, + ), + tileColor: message.isUser + ? Colors.blue.withValues(alpha: 0.1) + : null, + ); + }, + ), + ), + + if (_chatSession.isProcessing) + const Padding( + padding: EdgeInsets.all(8.0), + child: CircularProgressIndicator(), + ), + + Padding( + padding: const EdgeInsets.all(8.0), + child: Row( + children: [ + Expanded( + child: TextField( + controller: _textController, + decoration: const InputDecoration( + hintText: 'Type your message...', + ), + enabled: !_chatSession.isProcessing, + onSubmitted: (_) => _sendMessage(), + ), + ), + IconButton( + icon: const Icon(Icons.send), + onPressed: _chatSession.isProcessing + ? null + : _sendMessage, + ), + ], + ), + ), + ], + ), + ), + ); + }, + ); + } + + Future _sendMessage() async { + final String text = _textController.text; + if (text.isEmpty) return; + _textController.clear(); + await _chatSession.sendMessage(text); + } + + void _scrollToBottom() { + WidgetsBinding.instance.addPostFrameCallback((_) { + if (_scrollController.hasClients) { + _scrollController.animateTo( + _scrollController.position.maxScrollExtent, + duration: const Duration(milliseconds: 300), + curve: Curves.easeOut, + ); + } + }); + } + + @override + void dispose() { + _chatSession.dispose(); + _textController.dispose(); + _scrollController.dispose(); + super.dispose(); + } +} diff --git a/examples/veo_chat/lib/primitives/climbing/a2ui_components/climbing.dart b/examples/veo_chat/lib/primitives/climbing/a2ui_components/climbing.dart new file mode 100644 index 000000000..a7bd5087b --- /dev/null +++ b/examples/veo_chat/lib/primitives/climbing/a2ui_components/climbing.dart @@ -0,0 +1,185 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +import 'package:flutter/material.dart'; +import 'package:genui/genui.dart'; +import 'package:json_schema_builder/json_schema_builder.dart'; + +import '../climbing_db.dart'; + +final CatalogItem climbingLocationItem = CatalogItem( + name: 'ClimbingLocation', + dataSchema: S.object( + description: 'A card showing information about a climbing location.', + properties: { + 'identifier': S.string( + description: 'The unique identifier of the climbing location.', + ), + }, + required: ['identifier'], + ), + exampleData: [ + () => ''' + [ + { + "id": "root", + "component": "ClimbingLocation", + "identifier": "kraft_boulders" + } + ] + ''', + ], + widgetBuilder: (itemContext) { + final data = itemContext.data as Map; + final identifier = data['identifier'] as String; + + final int index = climbingLocations.indexWhere( + (v) => v.identifier == identifier, + ); + if (index == -1) { + return Card( + child: Padding( + padding: const EdgeInsets.all(16.0), + child: Text( + 'Climbing location not found: $identifier', + style: const TextStyle(color: Colors.red), + ), + ), + ); + } + final ClimbingLocationInfo info = climbingLocations[index]; + + return ClimbingLocation( + info: info, + onLearnMore: () { + itemContext.dispatchEvent( + UserActionEvent( + name: 'learnMoreAboutLocation', + sourceComponentId: itemContext.id, + context: {'identifier': info.identifier, 'name': info.name}, + ), + ); + }, + ); + }, +); + +/// A card widget that displays information about a climbing location. +class ClimbingLocation extends StatelessWidget { + const ClimbingLocation({super.key, required this.info, this.onLearnMore}); + + final ClimbingLocationInfo info; + final VoidCallback? onLearnMore; + + @override + Widget build(BuildContext context) { + final ThemeData theme = Theme.of(context); + + return Card( + clipBehavior: Clip.antiAlias, + shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(16.0)), + elevation: 4, + child: Column( + crossAxisAlignment: CrossAxisAlignment.start, + children: [ + SizedBox( + height: 200, + width: double.infinity, + child: Image.asset( + 'assets/climbing/${info.image}', + fit: BoxFit.cover, + errorBuilder: (context, error, stackTrace) { + return Container( + color: theme.colorScheme.surfaceContainerHighest, + child: const Icon(Icons.broken_image, size: 48), + ); + }, + ), + ), + Padding( + padding: const EdgeInsets.all(16.0), + child: Column( + crossAxisAlignment: CrossAxisAlignment.start, + children: [ + Text( + info.name, + style: theme.textTheme.titleLarge?.copyWith( + fontWeight: FontWeight.bold, + ), + ), + const SizedBox(height: 4), + Text( + info.address, + style: theme.textTheme.bodyMedium?.copyWith( + color: theme.colorScheme.onSurfaceVariant, + ), + ), + const SizedBox(height: 8), + Wrap( + spacing: 8.0, + runSpacing: 4.0, + children: info.properties.map((prop) { + return Chip( + label: Text(prop.displayName), + backgroundColor: + theme.colorScheme.surfaceContainerHighest, + labelStyle: TextStyle( + color: theme.colorScheme.onSurfaceVariant, + ), + side: BorderSide.none, + ); + }).toList(), + ), + const SizedBox(height: 12), + Text('Climbing Types', style: theme.textTheme.titleSmall), + const SizedBox(height: 4), + Wrap( + spacing: 8.0, + runSpacing: 4.0, + children: info.climbingTypes.map((type) { + return Chip( + label: Text(type.displayName), + backgroundColor: theme.colorScheme.primaryContainer, + labelStyle: TextStyle( + color: theme.colorScheme.onPrimaryContainer, + ), + side: BorderSide.none, + ); + }).toList(), + ), + const SizedBox(height: 12), + Text('Experience Levels', style: theme.textTheme.titleSmall), + const SizedBox(height: 4), + Wrap( + spacing: 8.0, + runSpacing: 4.0, + children: info.experienceRanges.map((level) { + return Chip( + label: Text(level.displayName), + backgroundColor: theme.colorScheme.secondaryContainer, + labelStyle: TextStyle( + color: theme.colorScheme.onSecondaryContainer, + ), + side: BorderSide.none, + ); + }).toList(), + ), + if (onLearnMore != null) ...[ + const SizedBox(height: 16), + Align( + alignment: Alignment.centerRight, + child: FilledButton( + onPressed: onLearnMore, + child: const Text('Learn more'), + ), + ), + ], + ], + ), + ), + ], + ), + ); + } +} diff --git a/examples/veo_chat/lib/primitives/climbing/a2ui_components/climbing_gallery.dart b/examples/veo_chat/lib/primitives/climbing/a2ui_components/climbing_gallery.dart new file mode 100644 index 000000000..0cacf49bc --- /dev/null +++ b/examples/veo_chat/lib/primitives/climbing/a2ui_components/climbing_gallery.dart @@ -0,0 +1,29 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +import 'package:flutter/material.dart'; +import '../climbing_db.dart'; +import 'climbing.dart'; + +class ClimbingGallery extends StatelessWidget { + const ClimbingGallery({super.key}); + + @override + Widget build(BuildContext context) { + return Scaffold( + appBar: AppBar(title: const Text('Climbing Locations Gallery')), + body: ListView.builder( + padding: const EdgeInsets.all(16.0), + itemCount: climbingLocations.length, + itemBuilder: (context, index) { + final ClimbingLocationInfo location = climbingLocations[index]; + return Padding( + padding: const EdgeInsets.only(bottom: 16.0), + child: ClimbingLocation(info: location), + ); + }, + ), + ); + } +} diff --git a/examples/veo_chat/lib/primitives/climbing/climbing_db.dart b/examples/veo_chat/lib/primitives/climbing/climbing_db.dart new file mode 100644 index 000000000..b00c595d0 --- /dev/null +++ b/examples/veo_chat/lib/primitives/climbing/climbing_db.dart @@ -0,0 +1,286 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +/// Types of climbing available at a location. +enum ClimbingType { + /// Climbing short walls without ropes over pads. + bouldering('Bouldering'), + + /// Climbing with a rope anchored at the top. + topRope('Top Rope'), + + /// Climbing while clipping the rope into protection on the way up. + lead('Lead'), + + /// Climbing up cracks using specialized technique. + crack('Crack'); + + const ClimbingType(this.displayName); + + /// The user-friendly name of the climbing type. + final String displayName; +} + +/// Experience ranges for routes at a location. +enum ExperienceRange { + /// Easy routes suitable for first-timers and novices. + beginner('Beginner'), + + /// Moderately challenging routes for climbers with some experience. + intermediate('Intermediate'), + + /// Challenging routes for seasoned climbers. + advanced('Advanced'); + + const ExperienceRange(this.displayName); + + /// The user-friendly name of the experience range. + final String displayName; +} + +/// Properties or features of a climbing location. +enum LocationProperty { + /// Located indoors. + indoor('Indoor'), + + /// Located outdoors. + outdoor('Outdoor'), + + /// Free to access. + free('Free'), + + /// Requires payment to access. + paid('Paid'), + + /// Requires a permit to climb. + permitRequired('Permit Required'); + + const LocationProperty(this.displayName); + + /// The user-friendly name of the property. + final String displayName; +} + +/// Information about a climbing location. +class ClimbingLocationInfo { + const ClimbingLocationInfo({ + required this.identifier, + required this.image, + required this.name, + required this.address, + required this.climbingTypes, + required this.experienceRanges, + required this.properties, + }); + + final String identifier; + final String image; + final String name; + final String address; + + /// Types of climbing available at this location. + final List climbingTypes; + + /// Experience ranges for routes at this location. + final List experienceRanges; + + /// Properties or features of this location. + final List properties; + Map toJson() { + return { + 'identifier': identifier, + 'image': image, + 'name': name, + 'address': address, + 'climbingTypes': climbingTypes.map((e) => e.name).toList(), + 'experienceRanges': experienceRanges.map((e) => e.name).toList(), + 'properties': properties.map((e) => e.name).toList(), + }; + } +} + +/// A global list of climbing locations. +List climbingLocations = [ + const ClimbingLocationInfo( + identifier: 'calico_hills_i', + image: 'mountain_01.webp', + name: 'Calico Hills I', + address: 'Red Rock Canyon, NV', + climbingTypes: [ClimbingType.lead, ClimbingType.topRope], + experienceRanges: [ExperienceRange.beginner, ExperienceRange.intermediate], + properties: [LocationProperty.outdoor, LocationProperty.paid], + ), + const ClimbingLocationInfo( + identifier: 'kraft_boulders', + image: 'mountain_02.webp', + name: 'Kraft Boulders', + address: 'Calico Basin, NV', + climbingTypes: [ClimbingType.bouldering], + experienceRanges: [ + ExperienceRange.beginner, + ExperienceRange.intermediate, + ExperienceRange.advanced, + ], + properties: [LocationProperty.outdoor, LocationProperty.free], + ), + const ClimbingLocationInfo( + identifier: 'sandstone_quarry', + image: 'mountain_03.webp', + name: 'Sandstone Quarry', + address: 'Red Rock Canyon, NV', + climbingTypes: [ClimbingType.lead, ClimbingType.crack], + experienceRanges: [ExperienceRange.intermediate, ExperienceRange.advanced], + properties: [LocationProperty.outdoor, LocationProperty.paid], + ), + const ClimbingLocationInfo( + identifier: 'black_velvet_canyon', + image: 'mountain_04.webp', + name: 'Black Velvet Canyon', + address: 'Red Rock Canyon, NV', + climbingTypes: [ClimbingType.lead, ClimbingType.crack], + experienceRanges: [ExperienceRange.advanced], + properties: [ + LocationProperty.outdoor, + LocationProperty.free, + LocationProperty.permitRequired, + ], + ), + const ClimbingLocationInfo( + identifier: 'willow_springs', + image: 'mountain_05.webp', + name: 'Willow Springs', + address: 'Red Rock Canyon, NV', + climbingTypes: [ClimbingType.lead, ClimbingType.bouldering], + experienceRanges: [ExperienceRange.beginner, ExperienceRange.intermediate], + properties: [LocationProperty.outdoor, LocationProperty.paid], + ), + const ClimbingLocationInfo( + identifier: 'icebox_canyon', + image: 'mountain_06.webp', + name: 'Icebox Canyon', + address: 'Red Rock Canyon, NV', + climbingTypes: [ClimbingType.crack, ClimbingType.lead], + experienceRanges: [ExperienceRange.advanced], + properties: [LocationProperty.outdoor, LocationProperty.paid], + ), + const ClimbingLocationInfo( + identifier: 'pine_creek_canyon', + image: 'mountain_07.webp', + name: 'Pine Creek Canyon', + address: 'Red Rock Canyon, NV', + climbingTypes: [ClimbingType.lead, ClimbingType.crack], + experienceRanges: [ExperienceRange.intermediate, ExperienceRange.advanced], + properties: [LocationProperty.outdoor, LocationProperty.paid], + ), + const ClimbingLocationInfo( + identifier: 'the_gallery', + image: 'mountain_08.webp', + name: 'The Gallery', + address: 'Calico Hills, Red Rock Canyon, NV', + climbingTypes: [ClimbingType.lead], + experienceRanges: [ExperienceRange.intermediate, ExperienceRange.advanced], + properties: [LocationProperty.outdoor, LocationProperty.paid], + ), + const ClimbingLocationInfo( + identifier: 'magic_bus', + image: 'mountain_09.webp', + name: 'Magic Bus', + address: 'Calico Hills, Red Rock Canyon, NV', + climbingTypes: [ClimbingType.lead, ClimbingType.topRope], + experienceRanges: [ExperienceRange.beginner, ExperienceRange.intermediate], + properties: [LocationProperty.outdoor, LocationProperty.paid], + ), + const ClimbingLocationInfo( + identifier: 'the_hamlet', + image: 'mountain_10.webp', + name: 'The Hamlet', + address: 'Calico Hills, Red Rock Canyon, NV', + climbingTypes: [ClimbingType.lead], + experienceRanges: [ExperienceRange.beginner, ExperienceRange.intermediate], + properties: [LocationProperty.outdoor, LocationProperty.paid], + ), + const ClimbingLocationInfo( + identifier: 'moderate_mecca', + image: 'mountain_11.webp', + name: 'Moderate Mecca', + address: 'Calico Hills, Red Rock Canyon, NV', + climbingTypes: [ClimbingType.lead, ClimbingType.topRope], + experienceRanges: [ExperienceRange.beginner, ExperienceRange.intermediate], + properties: [LocationProperty.outdoor, LocationProperty.paid], + ), + const ClimbingLocationInfo( + identifier: 'the_black_corridor', + image: 'mountain_12.webp', + name: 'The Black Corridor', + address: 'Red Rock Canyon, NV', + climbingTypes: [ClimbingType.lead], + experienceRanges: [ExperienceRange.intermediate], + properties: [LocationProperty.outdoor, LocationProperty.paid], + ), + const ClimbingLocationInfo( + identifier: 'origin_climbing_fitness', + image: 'mountain_13.webp', + name: 'Origin Climbing + Fitness', + address: '7585 S Rainbow Blvd, Las Vegas, NV', + climbingTypes: [ + ClimbingType.bouldering, + ClimbingType.lead, + ClimbingType.topRope, + ], + experienceRanges: [ + ExperienceRange.beginner, + ExperienceRange.intermediate, + ExperienceRange.advanced, + ], + properties: [LocationProperty.indoor, LocationProperty.paid], + ), + const ClimbingLocationInfo( + identifier: 'the_refuge_climbing_center', + image: 'mountain_14.webp', + name: 'The Refuge Climbing Center', + address: '6283 S Valley View Blvd, Las Vegas, NV', + climbingTypes: [ClimbingType.bouldering], + experienceRanges: [ + ExperienceRange.beginner, + ExperienceRange.intermediate, + ExperienceRange.advanced, + ], + properties: [LocationProperty.indoor, LocationProperty.paid], + ), + const ClimbingLocationInfo( + identifier: 'red_rock_climbing_center', + image: 'mountain_15.webp', + name: 'Red Rock Climbing Center', + address: '8201 W Charleston Blvd, Las Vegas, NV', + climbingTypes: [ + ClimbingType.lead, + ClimbingType.topRope, + ClimbingType.bouldering, + ], + experienceRanges: [ + ExperienceRange.beginner, + ExperienceRange.intermediate, + ExperienceRange.advanced, + ], + properties: [LocationProperty.indoor, LocationProperty.paid], + ), + const ClimbingLocationInfo( + identifier: 'lone_mountain', + image: 'mountain_16.webp', + name: 'Lone Mountain', + address: 'Las Vegas, NV', + climbingTypes: [ClimbingType.lead], + experienceRanges: [ExperienceRange.beginner, ExperienceRange.intermediate], + properties: [LocationProperty.outdoor, LocationProperty.free], + ), + const ClimbingLocationInfo( + identifier: 'mount_charleston', + image: 'mountain_17.webp', + name: 'Mount Charleston', + address: 'Mt Charleston, NV', + climbingTypes: [ClimbingType.lead], + experienceRanges: [ExperienceRange.intermediate, ExperienceRange.advanced], + properties: [LocationProperty.outdoor, LocationProperty.free], + ), +]; diff --git a/examples/veo_chat/lib/primitives/message.dart b/examples/veo_chat/lib/primitives/message.dart new file mode 100644 index 000000000..b7e767c7a --- /dev/null +++ b/examples/veo_chat/lib/primitives/message.dart @@ -0,0 +1,45 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +import 'package:flutter/material.dart'; +import 'package:flutter_markdown_plus/flutter_markdown_plus.dart'; +import 'package:genui/genui.dart'; + +class Message { + Message({this.text, this.surfaceId, this.isUser = false}) + : assert((surfaceId == null) != (text == null)); + + String? text; + final String? surfaceId; + final bool isUser; +} + +class MessageView extends StatelessWidget { + const MessageView(this.message, this.host, {super.key}); + + final Message message; + + /// The surface host used to render generative UI surfaces. Required only + /// when [Message.surfaceId] is non-null. + final SurfaceHost? host; + + @override + Widget build(BuildContext context) { + final String? surfaceId = message.surfaceId; + + if (surfaceId == null) { + if (message.isUser) { + return Text(message.text ?? ''); + } else { + return MarkdownBody(data: message.text ?? ''); + } + } + + assert( + host != null, + 'A SurfaceHost is required to render surface $surfaceId', + ); + return Surface(surfaceContext: host!.contextFor(surfaceId)); + } +} diff --git a/examples/veo_chat/linux/.gitignore b/examples/veo_chat/linux/.gitignore new file mode 100644 index 000000000..d3896c984 --- /dev/null +++ b/examples/veo_chat/linux/.gitignore @@ -0,0 +1 @@ +flutter/ephemeral diff --git a/examples/veo_chat/linux/CMakeLists.txt b/examples/veo_chat/linux/CMakeLists.txt new file mode 100644 index 000000000..a82519949 --- /dev/null +++ b/examples/veo_chat/linux/CMakeLists.txt @@ -0,0 +1,128 @@ +# Project-level configuration. +cmake_minimum_required(VERSION 3.13) +project(runner LANGUAGES CXX) + +# The name of the executable created for the application. Change this to change +# the on-disk name of your application. +set(BINARY_NAME "simple_chat") +# The unique GTK application identifier for this application. See: +# https://wiki.gnome.org/HowDoI/ChooseApplicationID +set(APPLICATION_ID "com.example.simple_chat") + +# Explicitly opt in to modern CMake behaviors to avoid warnings with recent +# versions of CMake. +cmake_policy(SET CMP0063 NEW) + +# Load bundled libraries from the lib/ directory relative to the binary. +set(CMAKE_INSTALL_RPATH "$ORIGIN/lib") + +# Root filesystem for cross-building. +if(FLUTTER_TARGET_PLATFORM_SYSROOT) + set(CMAKE_SYSROOT ${FLUTTER_TARGET_PLATFORM_SYSROOT}) + set(CMAKE_FIND_ROOT_PATH ${CMAKE_SYSROOT}) + set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER) + set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY) + set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY) + set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY) +endif() + +# Define build configuration options. +if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES) + set(CMAKE_BUILD_TYPE "Debug" CACHE + STRING "Flutter build mode" FORCE) + set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS + "Debug" "Profile" "Release") +endif() + +# Compilation settings that should be applied to most targets. +# +# Be cautious about adding new options here, as plugins use this function by +# default. In most cases, you should add new options to specific targets instead +# of modifying this function. +function(APPLY_STANDARD_SETTINGS TARGET) + target_compile_features(${TARGET} PUBLIC cxx_std_14) + target_compile_options(${TARGET} PRIVATE -Wall -Werror) + target_compile_options(${TARGET} PRIVATE "$<$>:-O3>") + target_compile_definitions(${TARGET} PRIVATE "$<$>:NDEBUG>") +endfunction() + +# Flutter library and tool build rules. +set(FLUTTER_MANAGED_DIR "${CMAKE_CURRENT_SOURCE_DIR}/flutter") +add_subdirectory(${FLUTTER_MANAGED_DIR}) + +# System-level dependencies. +find_package(PkgConfig REQUIRED) +pkg_check_modules(GTK REQUIRED IMPORTED_TARGET gtk+-3.0) + +# Application build; see runner/CMakeLists.txt. +add_subdirectory("runner") + +# Run the Flutter tool portions of the build. This must not be removed. +add_dependencies(${BINARY_NAME} flutter_assemble) + +# Only the install-generated bundle's copy of the executable will launch +# correctly, since the resources must in the right relative locations. To avoid +# people trying to run the unbundled copy, put it in a subdirectory instead of +# the default top-level location. +set_target_properties(${BINARY_NAME} + PROPERTIES + RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/intermediates_do_not_run" +) + + +# Generated plugin build rules, which manage building the plugins and adding +# them to the application. +include(flutter/generated_plugins.cmake) + + +# === Installation === +# By default, "installing" just makes a relocatable bundle in the build +# directory. +set(BUILD_BUNDLE_DIR "${PROJECT_BINARY_DIR}/bundle") +if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT) + set(CMAKE_INSTALL_PREFIX "${BUILD_BUNDLE_DIR}" CACHE PATH "..." FORCE) +endif() + +# Start with a clean build bundle directory every time. +install(CODE " + file(REMOVE_RECURSE \"${BUILD_BUNDLE_DIR}/\") + " COMPONENT Runtime) + +set(INSTALL_BUNDLE_DATA_DIR "${CMAKE_INSTALL_PREFIX}/data") +set(INSTALL_BUNDLE_LIB_DIR "${CMAKE_INSTALL_PREFIX}/lib") + +install(TARGETS ${BINARY_NAME} RUNTIME DESTINATION "${CMAKE_INSTALL_PREFIX}" + COMPONENT Runtime) + +install(FILES "${FLUTTER_ICU_DATA_FILE}" DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" + COMPONENT Runtime) + +install(FILES "${FLUTTER_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_LIB_DIR}" + COMPONENT Runtime) + +foreach(bundled_library ${PLUGIN_BUNDLED_LIBRARIES}) + install(FILES "${bundled_library}" + DESTINATION "${INSTALL_BUNDLE_LIB_DIR}" + COMPONENT Runtime) +endforeach(bundled_library) + +# Copy the native assets provided by the build.dart from all packages. +set(NATIVE_ASSETS_DIR "${PROJECT_BUILD_DIR}native_assets/linux/") +install(DIRECTORY "${NATIVE_ASSETS_DIR}" + DESTINATION "${INSTALL_BUNDLE_LIB_DIR}" + COMPONENT Runtime) + +# Fully re-copy the assets directory on each build to avoid having stale files +# from a previous install. +set(FLUTTER_ASSET_DIR_NAME "flutter_assets") +install(CODE " + file(REMOVE_RECURSE \"${INSTALL_BUNDLE_DATA_DIR}/${FLUTTER_ASSET_DIR_NAME}\") + " COMPONENT Runtime) +install(DIRECTORY "${PROJECT_BUILD_DIR}/${FLUTTER_ASSET_DIR_NAME}" + DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" COMPONENT Runtime) + +# Install the AOT library on non-Debug builds only. +if(NOT CMAKE_BUILD_TYPE MATCHES "Debug") + install(FILES "${AOT_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_LIB_DIR}" + COMPONENT Runtime) +endif() diff --git a/examples/veo_chat/linux/flutter/CMakeLists.txt b/examples/veo_chat/linux/flutter/CMakeLists.txt new file mode 100644 index 000000000..d5bd01648 --- /dev/null +++ b/examples/veo_chat/linux/flutter/CMakeLists.txt @@ -0,0 +1,88 @@ +# This file controls Flutter-level build steps. It should not be edited. +cmake_minimum_required(VERSION 3.10) + +set(EPHEMERAL_DIR "${CMAKE_CURRENT_SOURCE_DIR}/ephemeral") + +# Configuration provided via flutter tool. +include(${EPHEMERAL_DIR}/generated_config.cmake) + +# TODO: Move the rest of this into files in ephemeral. See +# https://github.com/flutter/flutter/issues/57146. + +# Serves the same purpose as list(TRANSFORM ... PREPEND ...), +# which isn't available in 3.10. +function(list_prepend LIST_NAME PREFIX) + set(NEW_LIST "") + foreach(element ${${LIST_NAME}}) + list(APPEND NEW_LIST "${PREFIX}${element}") + endforeach(element) + set(${LIST_NAME} "${NEW_LIST}" PARENT_SCOPE) +endfunction() + +# === Flutter Library === +# System-level dependencies. +find_package(PkgConfig REQUIRED) +pkg_check_modules(GTK REQUIRED IMPORTED_TARGET gtk+-3.0) +pkg_check_modules(GLIB REQUIRED IMPORTED_TARGET glib-2.0) +pkg_check_modules(GIO REQUIRED IMPORTED_TARGET gio-2.0) + +set(FLUTTER_LIBRARY "${EPHEMERAL_DIR}/libflutter_linux_gtk.so") + +# Published to parent scope for install step. +set(FLUTTER_LIBRARY ${FLUTTER_LIBRARY} PARENT_SCOPE) +set(FLUTTER_ICU_DATA_FILE "${EPHEMERAL_DIR}/icudtl.dat" PARENT_SCOPE) +set(PROJECT_BUILD_DIR "${PROJECT_DIR}/build/" PARENT_SCOPE) +set(AOT_LIBRARY "${PROJECT_DIR}/build/lib/libapp.so" PARENT_SCOPE) + +list(APPEND FLUTTER_LIBRARY_HEADERS + "fl_basic_message_channel.h" + "fl_binary_codec.h" + "fl_binary_messenger.h" + "fl_dart_project.h" + "fl_engine.h" + "fl_json_message_codec.h" + "fl_json_method_codec.h" + "fl_message_codec.h" + "fl_method_call.h" + "fl_method_channel.h" + "fl_method_codec.h" + "fl_method_response.h" + "fl_plugin_registrar.h" + "fl_plugin_registry.h" + "fl_standard_message_codec.h" + "fl_standard_method_codec.h" + "fl_string_codec.h" + "fl_value.h" + "fl_view.h" + "flutter_linux.h" +) +list_prepend(FLUTTER_LIBRARY_HEADERS "${EPHEMERAL_DIR}/flutter_linux/") +add_library(flutter INTERFACE) +target_include_directories(flutter INTERFACE + "${EPHEMERAL_DIR}" +) +target_link_libraries(flutter INTERFACE "${FLUTTER_LIBRARY}") +target_link_libraries(flutter INTERFACE + PkgConfig::GTK + PkgConfig::GLIB + PkgConfig::GIO +) +add_dependencies(flutter flutter_assemble) + +# === Flutter tool backend === +# _phony_ is a non-existent file to force this command to run every time, +# since currently there's no way to get a full input/output list from the +# flutter tool. +add_custom_command( + OUTPUT ${FLUTTER_LIBRARY} ${FLUTTER_LIBRARY_HEADERS} + ${CMAKE_CURRENT_BINARY_DIR}/_phony_ + COMMAND ${CMAKE_COMMAND} -E env + ${FLUTTER_TOOL_ENVIRONMENT} + "${FLUTTER_ROOT}/packages/flutter_tools/bin/tool_backend.sh" + ${FLUTTER_TARGET_PLATFORM} ${CMAKE_BUILD_TYPE} + VERBATIM +) +add_custom_target(flutter_assemble DEPENDS + "${FLUTTER_LIBRARY}" + ${FLUTTER_LIBRARY_HEADERS} +) diff --git a/examples/veo_chat/linux/flutter/generated_plugin_registrant.cc b/examples/veo_chat/linux/flutter/generated_plugin_registrant.cc new file mode 100644 index 000000000..cc10c4daa --- /dev/null +++ b/examples/veo_chat/linux/flutter/generated_plugin_registrant.cc @@ -0,0 +1,19 @@ +// +// Generated file. Do not edit. +// + +// clang-format off + +#include "generated_plugin_registrant.h" + +#include +#include + +void fl_register_plugins(FlPluginRegistry* registry) { + g_autoptr(FlPluginRegistrar) audioplayers_linux_registrar = + fl_plugin_registry_get_registrar_for_plugin(registry, "AudioplayersLinuxPlugin"); + audioplayers_linux_plugin_register_with_registrar(audioplayers_linux_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); +} diff --git a/examples/veo_chat/linux/flutter/generated_plugin_registrant.h b/examples/veo_chat/linux/flutter/generated_plugin_registrant.h new file mode 100644 index 000000000..e0f0a47bc --- /dev/null +++ b/examples/veo_chat/linux/flutter/generated_plugin_registrant.h @@ -0,0 +1,15 @@ +// +// Generated file. Do not edit. +// + +// clang-format off + +#ifndef GENERATED_PLUGIN_REGISTRANT_ +#define GENERATED_PLUGIN_REGISTRANT_ + +#include + +// Registers Flutter plugins. +void fl_register_plugins(FlPluginRegistry* registry); + +#endif // GENERATED_PLUGIN_REGISTRANT_ diff --git a/examples/veo_chat/linux/flutter/generated_plugins.cmake b/examples/veo_chat/linux/flutter/generated_plugins.cmake new file mode 100644 index 000000000..a2eef970f --- /dev/null +++ b/examples/veo_chat/linux/flutter/generated_plugins.cmake @@ -0,0 +1,26 @@ +# +# Generated file, do not edit. +# + +list(APPEND FLUTTER_PLUGIN_LIST + audioplayers_linux + url_launcher_linux +) + +list(APPEND FLUTTER_FFI_PLUGIN_LIST + jni +) + +set(PLUGIN_BUNDLED_LIBRARIES) + +foreach(plugin ${FLUTTER_PLUGIN_LIST}) + add_subdirectory(flutter/ephemeral/.plugin_symlinks/${plugin}/linux plugins/${plugin}) + target_link_libraries(${BINARY_NAME} PRIVATE ${plugin}_plugin) + list(APPEND PLUGIN_BUNDLED_LIBRARIES $) + list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${plugin}_bundled_libraries}) +endforeach(plugin) + +foreach(ffi_plugin ${FLUTTER_FFI_PLUGIN_LIST}) + add_subdirectory(flutter/ephemeral/.plugin_symlinks/${ffi_plugin}/linux plugins/${ffi_plugin}) + list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${ffi_plugin}_bundled_libraries}) +endforeach(ffi_plugin) diff --git a/examples/veo_chat/linux/runner/CMakeLists.txt b/examples/veo_chat/linux/runner/CMakeLists.txt new file mode 100644 index 000000000..e97dabc70 --- /dev/null +++ b/examples/veo_chat/linux/runner/CMakeLists.txt @@ -0,0 +1,26 @@ +cmake_minimum_required(VERSION 3.13) +project(runner LANGUAGES CXX) + +# Define the application target. To change its name, change BINARY_NAME in the +# top-level CMakeLists.txt, not the value here, or `flutter run` will no longer +# work. +# +# Any new source files that you add to the application should be added here. +add_executable(${BINARY_NAME} + "main.cc" + "my_application.cc" + "${FLUTTER_MANAGED_DIR}/generated_plugin_registrant.cc" +) + +# Apply the standard set of build settings. This can be removed for applications +# that need different build settings. +apply_standard_settings(${BINARY_NAME}) + +# Add preprocessor definitions for the application ID. +add_definitions(-DAPPLICATION_ID="${APPLICATION_ID}") + +# Add dependency libraries. Add any application-specific dependencies here. +target_link_libraries(${BINARY_NAME} PRIVATE flutter) +target_link_libraries(${BINARY_NAME} PRIVATE PkgConfig::GTK) + +target_include_directories(${BINARY_NAME} PRIVATE "${CMAKE_SOURCE_DIR}") diff --git a/examples/veo_chat/linux/runner/main.cc b/examples/veo_chat/linux/runner/main.cc new file mode 100644 index 000000000..ceea29f8a --- /dev/null +++ b/examples/veo_chat/linux/runner/main.cc @@ -0,0 +1,10 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#include "my_application.h" + +int main(int argc, char** argv) { + g_autoptr(MyApplication) app = my_application_new(); + return g_application_run(G_APPLICATION(app), argc, argv); +} diff --git a/examples/veo_chat/linux/runner/my_application.cc b/examples/veo_chat/linux/runner/my_application.cc new file mode 100644 index 000000000..cbe6ea137 --- /dev/null +++ b/examples/veo_chat/linux/runner/my_application.cc @@ -0,0 +1,148 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#include "my_application.h" + +#include +#ifdef GDK_WINDOWING_X11 +#include +#endif + +#include "flutter/generated_plugin_registrant.h" + +struct _MyApplication { + GtkApplication parent_instance; + char** dart_entrypoint_arguments; +}; + +G_DEFINE_TYPE(MyApplication, my_application, GTK_TYPE_APPLICATION) + +// Called when first Flutter frame received. +static void first_frame_cb(MyApplication* self, FlView *view) +{ + gtk_widget_show(gtk_widget_get_toplevel(GTK_WIDGET(view))); +} + +// Implements GApplication::activate. +static void my_application_activate(GApplication* application) { + MyApplication* self = MY_APPLICATION(application); + GtkWindow* window = + GTK_WINDOW(gtk_application_window_new(GTK_APPLICATION(application))); + + // Use a header bar when running in GNOME as this is the common style used + // by applications and is the setup most users will be using (e.g. Ubuntu + // desktop). + // If running on X and not using GNOME then just use a traditional title bar + // in case the window manager does more exotic layout, e.g. tiling. + // If running on Wayland assume the header bar will work (may need changing + // if future cases occur). + gboolean use_header_bar = TRUE; +#ifdef GDK_WINDOWING_X11 + GdkScreen* screen = gtk_window_get_screen(window); + if (GDK_IS_X11_SCREEN(screen)) { + const gchar* wm_name = gdk_x11_screen_get_window_manager_name(screen); + if (g_strcmp0(wm_name, "GNOME Shell") != 0) { + use_header_bar = FALSE; + } + } +#endif + if (use_header_bar) { + GtkHeaderBar* header_bar = GTK_HEADER_BAR(gtk_header_bar_new()); + gtk_widget_show(GTK_WIDGET(header_bar)); + gtk_header_bar_set_title(header_bar, "simple_chat"); + gtk_header_bar_set_show_close_button(header_bar, TRUE); + gtk_window_set_titlebar(window, GTK_WIDGET(header_bar)); + } else { + gtk_window_set_title(window, "simple_chat"); + } + + gtk_window_set_default_size(window, 1280, 720); + + g_autoptr(FlDartProject) project = fl_dart_project_new(); + fl_dart_project_set_dart_entrypoint_arguments(project, self->dart_entrypoint_arguments); + + FlView* view = fl_view_new(project); + GdkRGBA background_color; + // Background defaults to black, override it here if necessary, e.g. #00000000 for transparent. + gdk_rgba_parse(&background_color, "#000000"); + fl_view_set_background_color(view, &background_color); + gtk_widget_show(GTK_WIDGET(view)); + gtk_container_add(GTK_CONTAINER(window), GTK_WIDGET(view)); + + // Show the window when Flutter renders. + // Requires the view to be realized so we can start rendering. + g_signal_connect_swapped(view, "first-frame", G_CALLBACK(first_frame_cb), self); + gtk_widget_realize(GTK_WIDGET(view)); + + fl_register_plugins(FL_PLUGIN_REGISTRY(view)); + + gtk_widget_grab_focus(GTK_WIDGET(view)); +} + +// Implements GApplication::local_command_line. +static gboolean my_application_local_command_line(GApplication* application, gchar*** arguments, int* exit_status) { + MyApplication* self = MY_APPLICATION(application); + // Strip out the first argument as it is the binary name. + self->dart_entrypoint_arguments = g_strdupv(*arguments + 1); + + g_autoptr(GError) error = nullptr; + if (!g_application_register(application, nullptr, &error)) { + g_warning("Failed to register: %s", error->message); + *exit_status = 1; + return TRUE; + } + + g_application_activate(application); + *exit_status = 0; + + return TRUE; +} + +// Implements GApplication::startup. +static void my_application_startup(GApplication* application) { + //MyApplication* self = MY_APPLICATION(object); + + // Perform any actions required at application startup. + + G_APPLICATION_CLASS(my_application_parent_class)->startup(application); +} + +// Implements GApplication::shutdown. +static void my_application_shutdown(GApplication* application) { + //MyApplication* self = MY_APPLICATION(object); + + // Perform any actions required at application shutdown. + + G_APPLICATION_CLASS(my_application_parent_class)->shutdown(application); +} + +// Implements GObject::dispose. +static void my_application_dispose(GObject* object) { + MyApplication* self = MY_APPLICATION(object); + g_clear_pointer(&self->dart_entrypoint_arguments, g_strfreev); + G_OBJECT_CLASS(my_application_parent_class)->dispose(object); +} + +static void my_application_class_init(MyApplicationClass* klass) { + G_APPLICATION_CLASS(klass)->activate = my_application_activate; + G_APPLICATION_CLASS(klass)->local_command_line = my_application_local_command_line; + G_APPLICATION_CLASS(klass)->startup = my_application_startup; + G_APPLICATION_CLASS(klass)->shutdown = my_application_shutdown; + G_OBJECT_CLASS(klass)->dispose = my_application_dispose; +} + +static void my_application_init(MyApplication* self) {} + +MyApplication* my_application_new() { + // Set the program name to the application ID, which helps various systems + // like GTK and desktop environments map this running application to its + // corresponding .desktop file. This ensures better integration by allowing + // the application to be recognized beyond its binary name. + g_set_prgname(APPLICATION_ID); + + return MY_APPLICATION(g_object_new(my_application_get_type(), + "application-id", APPLICATION_ID, + "flags", G_APPLICATION_NON_UNIQUE, + nullptr)); +} diff --git a/examples/veo_chat/linux/runner/my_application.h b/examples/veo_chat/linux/runner/my_application.h new file mode 100644 index 000000000..bfd36acf6 --- /dev/null +++ b/examples/veo_chat/linux/runner/my_application.h @@ -0,0 +1,22 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#ifndef FLUTTER_MY_APPLICATION_H_ +#define FLUTTER_MY_APPLICATION_H_ + +#include + +G_DECLARE_FINAL_TYPE(MyApplication, my_application, MY, APPLICATION, + GtkApplication) + +/** + * my_application_new: + * + * Creates a new Flutter-based application. + * + * Returns: a new #MyApplication. + */ +MyApplication* my_application_new(); + +#endif // FLUTTER_MY_APPLICATION_H_ diff --git a/examples/veo_chat/macos/.gitignore b/examples/veo_chat/macos/.gitignore new file mode 100644 index 000000000..746adbb6b --- /dev/null +++ b/examples/veo_chat/macos/.gitignore @@ -0,0 +1,7 @@ +# Flutter-related +**/Flutter/ephemeral/ +**/Pods/ + +# Xcode-related +**/dgph +**/xcuserdata/ diff --git a/examples/veo_chat/macos/Flutter/Flutter-Debug.xcconfig b/examples/veo_chat/macos/Flutter/Flutter-Debug.xcconfig new file mode 100644 index 000000000..4b81f9b2d --- /dev/null +++ b/examples/veo_chat/macos/Flutter/Flutter-Debug.xcconfig @@ -0,0 +1,2 @@ +#include? "Pods/Target Support Files/Pods-Runner/Pods-Runner.debug.xcconfig" +#include "ephemeral/Flutter-Generated.xcconfig" diff --git a/examples/veo_chat/macos/Flutter/Flutter-Release.xcconfig b/examples/veo_chat/macos/Flutter/Flutter-Release.xcconfig new file mode 100644 index 000000000..5caa9d157 --- /dev/null +++ b/examples/veo_chat/macos/Flutter/Flutter-Release.xcconfig @@ -0,0 +1,2 @@ +#include? "Pods/Target Support Files/Pods-Runner/Pods-Runner.release.xcconfig" +#include "ephemeral/Flutter-Generated.xcconfig" diff --git a/examples/veo_chat/macos/Flutter/GeneratedPluginRegistrant.swift b/examples/veo_chat/macos/Flutter/GeneratedPluginRegistrant.swift new file mode 100644 index 000000000..7b265476e --- /dev/null +++ b/examples/veo_chat/macos/Flutter/GeneratedPluginRegistrant.swift @@ -0,0 +1,16 @@ +// +// Generated file. Do not edit. +// + +import FlutterMacOS +import Foundation + +import audioplayers_darwin +import url_launcher_macos +import video_player_avfoundation + +func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) { + AudioplayersDarwinPlugin.register(with: registry.registrar(forPlugin: "AudioplayersDarwinPlugin")) + UrlLauncherPlugin.register(with: registry.registrar(forPlugin: "UrlLauncherPlugin")) + VideoPlayerPlugin.register(with: registry.registrar(forPlugin: "VideoPlayerPlugin")) +} diff --git a/examples/veo_chat/macos/Podfile b/examples/veo_chat/macos/Podfile new file mode 100644 index 000000000..ff5ddb3b8 --- /dev/null +++ b/examples/veo_chat/macos/Podfile @@ -0,0 +1,42 @@ +platform :osx, '10.15' + +# CocoaPods analytics sends network stats synchronously affecting flutter build latency. +ENV['COCOAPODS_DISABLE_STATS'] = 'true' + +project 'Runner', { + 'Debug' => :debug, + 'Profile' => :release, + 'Release' => :release, +} + +def flutter_root + generated_xcode_build_settings_path = File.expand_path(File.join('..', 'Flutter', 'ephemeral', 'Flutter-Generated.xcconfig'), __FILE__) + unless File.exist?(generated_xcode_build_settings_path) + raise "#{generated_xcode_build_settings_path} must exist. If you're running pod install manually, make sure \"flutter pub get\" is executed first" + end + + File.foreach(generated_xcode_build_settings_path) do |line| + matches = line.match(/FLUTTER_ROOT\=(.*)/) + return matches[1].strip if matches + end + raise "FLUTTER_ROOT not found in #{generated_xcode_build_settings_path}. Try deleting Flutter-Generated.xcconfig, then run \"flutter pub get\"" +end + +require File.expand_path(File.join('packages', 'flutter_tools', 'bin', 'podhelper'), flutter_root) + +flutter_macos_podfile_setup + +target 'Runner' do + use_frameworks! + + flutter_install_all_macos_pods File.dirname(File.realpath(__FILE__)) + target 'RunnerTests' do + inherit! :search_paths + end +end + +post_install do |installer| + installer.pods_project.targets.each do |target| + flutter_additional_macos_build_settings(target) + end +end diff --git a/examples/veo_chat/macos/Podfile.lock b/examples/veo_chat/macos/Podfile.lock new file mode 100644 index 000000000..0a5fc2c30 --- /dev/null +++ b/examples/veo_chat/macos/Podfile.lock @@ -0,0 +1,16 @@ +PODS: + - FlutterMacOS (1.0.0) + +DEPENDENCIES: + - FlutterMacOS (from `Flutter/ephemeral`) + +EXTERNAL SOURCES: + FlutterMacOS: + :path: Flutter/ephemeral + +SPEC CHECKSUMS: + FlutterMacOS: d0db08ddef1a9af05a5ec4b724367152bb0500b1 + +PODFILE CHECKSUM: 54d867c82ac51cbd61b565781b9fada492027009 + +COCOAPODS: 1.16.2 diff --git a/examples/veo_chat/macos/Runner.xcodeproj/project.pbxproj b/examples/veo_chat/macos/Runner.xcodeproj/project.pbxproj new file mode 100644 index 000000000..8bd6a051b --- /dev/null +++ b/examples/veo_chat/macos/Runner.xcodeproj/project.pbxproj @@ -0,0 +1,807 @@ +// !$*UTF8*$! +{ + archiveVersion = 1; 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b/examples/veo_chat/macos/Runner.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist new file mode 100644 index 000000000..18d981003 --- /dev/null +++ b/examples/veo_chat/macos/Runner.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist @@ -0,0 +1,8 @@ + + + + + IDEDidComputeMac32BitWarning + + + diff --git a/examples/veo_chat/macos/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme b/examples/veo_chat/macos/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme new file mode 100644 index 000000000..bb91c8cb8 --- /dev/null +++ b/examples/veo_chat/macos/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme @@ -0,0 +1,117 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/examples/veo_chat/macos/Runner.xcworkspace/contents.xcworkspacedata b/examples/veo_chat/macos/Runner.xcworkspace/contents.xcworkspacedata new file mode 100644 index 000000000..21a3cc14c --- /dev/null +++ b/examples/veo_chat/macos/Runner.xcworkspace/contents.xcworkspacedata @@ -0,0 +1,10 @@ + + + + + + + diff --git a/examples/veo_chat/macos/Runner.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist b/examples/veo_chat/macos/Runner.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist new file mode 100644 index 000000000..18d981003 --- /dev/null +++ b/examples/veo_chat/macos/Runner.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist @@ -0,0 +1,8 @@ + + + + + IDEDidComputeMac32BitWarning + + + diff --git a/examples/veo_chat/macos/Runner/AppDelegate.swift b/examples/veo_chat/macos/Runner/AppDelegate.swift new file mode 100644 index 000000000..43bd41192 --- /dev/null +++ b/examples/veo_chat/macos/Runner/AppDelegate.swift @@ -0,0 +1,17 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +import Cocoa +import FlutterMacOS + +@main +class AppDelegate: FlutterAppDelegate { + override func applicationShouldTerminateAfterLastWindowClosed(_ sender: NSApplication) -> Bool { + return true + } + + override func applicationSupportsSecureRestorableState(_ app: NSApplication) -> Bool { + return true + } +} diff --git a/examples/veo_chat/macos/Runner/Assets.xcassets/AppIcon.appiconset/Contents.json b/examples/veo_chat/macos/Runner/Assets.xcassets/AppIcon.appiconset/Contents.json new file mode 100644 index 000000000..a2ec33f19 --- /dev/null +++ b/examples/veo_chat/macos/Runner/Assets.xcassets/AppIcon.appiconset/Contents.json @@ -0,0 +1,68 @@ +{ + "images" : [ + { + "size" : "16x16", + "idiom" : "mac", + "filename" : "app_icon_16.png", + "scale" : "1x" + }, + { + "size" : "16x16", + "idiom" : "mac", + "filename" : "app_icon_32.png", + "scale" : "2x" + }, + { + "size" : "32x32", + "idiom" : "mac", + "filename" : "app_icon_32.png", + "scale" : "1x" + }, + { + "size" : "32x32", + "idiom" : "mac", + "filename" : "app_icon_64.png", + "scale" : "2x" + }, + { + "size" : "128x128", + 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000000000..2f1632cfd Binary files /dev/null and b/examples/veo_chat/macos/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_64.png differ diff --git a/examples/veo_chat/macos/Runner/Base.lproj/MainMenu.xib b/examples/veo_chat/macos/Runner/Base.lproj/MainMenu.xib new file mode 100644 index 000000000..80e867a4e --- /dev/null +++ b/examples/veo_chat/macos/Runner/Base.lproj/MainMenu.xib @@ -0,0 +1,343 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/examples/veo_chat/macos/Runner/Configs/AppInfo.xcconfig b/examples/veo_chat/macos/Runner/Configs/AppInfo.xcconfig new file mode 100644 index 000000000..cb258ecf9 --- /dev/null +++ b/examples/veo_chat/macos/Runner/Configs/AppInfo.xcconfig @@ -0,0 +1,14 @@ +// Application-level settings for the Runner target. +// +// This may be replaced with something auto-generated from metadata (e.g., pubspec.yaml) in the +// future. If not, the values below would default to using the project name when this becomes a +// 'flutter create' template. + +// The application's name. By default this is also the title of the Flutter window. +PRODUCT_NAME = simple_chat + +// The application's bundle identifier +PRODUCT_BUNDLE_IDENTIFIER = com.example.simpleChat + +// The copyright displayed in application information +PRODUCT_COPYRIGHT = Copyright © 2025 com.example. All rights reserved. diff --git a/examples/veo_chat/macos/Runner/Configs/Debug.xcconfig b/examples/veo_chat/macos/Runner/Configs/Debug.xcconfig new file mode 100644 index 000000000..36b0fd946 --- /dev/null +++ b/examples/veo_chat/macos/Runner/Configs/Debug.xcconfig @@ -0,0 +1,2 @@ +#include "../../Flutter/Flutter-Debug.xcconfig" +#include "Warnings.xcconfig" diff --git a/examples/veo_chat/macos/Runner/Configs/Release.xcconfig b/examples/veo_chat/macos/Runner/Configs/Release.xcconfig new file mode 100644 index 000000000..dff4f4956 --- /dev/null +++ b/examples/veo_chat/macos/Runner/Configs/Release.xcconfig @@ -0,0 +1,2 @@ +#include "../../Flutter/Flutter-Release.xcconfig" +#include "Warnings.xcconfig" diff --git a/examples/veo_chat/macos/Runner/Configs/Warnings.xcconfig b/examples/veo_chat/macos/Runner/Configs/Warnings.xcconfig new file mode 100644 index 000000000..42bcbf478 --- /dev/null +++ b/examples/veo_chat/macos/Runner/Configs/Warnings.xcconfig @@ -0,0 +1,13 @@ +WARNING_CFLAGS = -Wall -Wconditional-uninitialized -Wnullable-to-nonnull-conversion -Wmissing-method-return-type -Woverlength-strings +GCC_WARN_UNDECLARED_SELECTOR = YES +CLANG_UNDEFINED_BEHAVIOR_SANITIZER_NULLABILITY = YES +CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE +CLANG_WARN__DUPLICATE_METHOD_MATCH = YES +CLANG_WARN_PRAGMA_PACK = YES +CLANG_WARN_STRICT_PROTOTYPES = YES +CLANG_WARN_COMMA = YES +GCC_WARN_STRICT_SELECTOR_MATCH = YES +CLANG_WARN_OBJC_REPEATED_USE_OF_WEAK = YES +CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES +GCC_WARN_SHADOW = YES +CLANG_WARN_UNREACHABLE_CODE = YES diff --git a/examples/veo_chat/macos/Runner/DebugProfile.entitlements b/examples/veo_chat/macos/Runner/DebugProfile.entitlements new file mode 100644 index 000000000..78c36cf44 --- /dev/null +++ b/examples/veo_chat/macos/Runner/DebugProfile.entitlements @@ -0,0 +1,14 @@ + + + + + com.apple.security.app-sandbox + + com.apple.security.cs.allow-jit + + com.apple.security.network.server + + com.apple.security.network.client + + + diff --git a/examples/veo_chat/macos/Runner/Info.plist b/examples/veo_chat/macos/Runner/Info.plist new file mode 100644 index 000000000..4789daa6a --- /dev/null +++ b/examples/veo_chat/macos/Runner/Info.plist @@ -0,0 +1,32 @@ + + + + + CFBundleDevelopmentRegion + $(DEVELOPMENT_LANGUAGE) + CFBundleExecutable + $(EXECUTABLE_NAME) + CFBundleIconFile + + CFBundleIdentifier + $(PRODUCT_BUNDLE_IDENTIFIER) + CFBundleInfoDictionaryVersion + 6.0 + CFBundleName + $(PRODUCT_NAME) + CFBundlePackageType + APPL + CFBundleShortVersionString + $(FLUTTER_BUILD_NAME) + CFBundleVersion + $(FLUTTER_BUILD_NUMBER) + LSMinimumSystemVersion + $(MACOSX_DEPLOYMENT_TARGET) + NSHumanReadableCopyright + $(PRODUCT_COPYRIGHT) + NSMainNibFile + MainMenu + NSPrincipalClass + NSApplication + + diff --git a/examples/veo_chat/macos/Runner/MainFlutterWindow.swift b/examples/veo_chat/macos/Runner/MainFlutterWindow.swift new file mode 100644 index 000000000..79861d1c4 --- /dev/null +++ b/examples/veo_chat/macos/Runner/MainFlutterWindow.swift @@ -0,0 +1,19 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +import Cocoa +import FlutterMacOS + +class MainFlutterWindow: NSWindow { + override func awakeFromNib() { + let flutterViewController = FlutterViewController() + let windowFrame = self.frame + self.contentViewController = flutterViewController + self.setFrame(windowFrame, display: true) + + RegisterGeneratedPlugins(registry: flutterViewController) + + super.awakeFromNib() + } +} diff --git a/examples/veo_chat/macos/Runner/Release.entitlements b/examples/veo_chat/macos/Runner/Release.entitlements new file mode 100644 index 000000000..08ba3a3fa --- /dev/null +++ b/examples/veo_chat/macos/Runner/Release.entitlements @@ -0,0 +1,10 @@ + + + + + com.apple.security.app-sandbox + + com.apple.security.network.client + + + diff --git a/examples/veo_chat/macos/RunnerTests/RunnerTests.swift b/examples/veo_chat/macos/RunnerTests/RunnerTests.swift new file mode 100644 index 000000000..8b03e329d --- /dev/null +++ b/examples/veo_chat/macos/RunnerTests/RunnerTests.swift @@ -0,0 +1,16 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +import Cocoa +import FlutterMacOS +import XCTest + +class RunnerTests: XCTestCase { + + func testExample() { + // If you add code to the Runner application, consider adding tests here. + // See https://developer.apple.com/documentation/xctest for more information about using XCTest. + } + +} diff --git a/examples/veo_chat/pubspec.yaml b/examples/veo_chat/pubspec.yaml new file mode 100644 index 000000000..06462e737 --- /dev/null +++ b/examples/veo_chat/pubspec.yaml @@ -0,0 +1,36 @@ +# Copyright 2025 The Flutter Authors. +# Use of this source code is governed by a BSD-style license that can be +# found in the LICENSE file. + +name: veo_chat +publish_to: "none" + +environment: + sdk: ">=3.10.0 <4.0.0" + flutter: ">=3.35.7 <4.0.0" + +resolution: workspace + +dependencies: + dartantic_ai: ^3.2.0 + flutter: + sdk: flutter + flutter_markdown_plus: ^1.0.7 + genui: ^0.9.0 + googleai_dart: ^5.1.0 + http: ^1.6.0 + json_schema_builder: ^0.1.3 + logging: ^1.3.0 + +dev_dependencies: + flutter_test: + sdk: flutter + integration_test: + sdk: flutter + network_image_mock: ^2.1.1 + +flutter: + uses-material-design: true + + assets: + - assets/climbing/ diff --git a/examples/veo_chat/test/fake_ai_client.dart b/examples/veo_chat/test/fake_ai_client.dart new file mode 100644 index 000000000..072f83db2 --- /dev/null +++ b/examples/veo_chat/test/fake_ai_client.dart @@ -0,0 +1,66 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +import 'dart:async'; + +import 'package:dartantic_ai/dartantic_ai.dart' as dartantic; +import 'package:genui/genui.dart'; +import 'package:simple_chat/agent/ai_client.dart'; + +/// A fake implementation of [AiClient] for testing. +class FakeAiClient implements AiClient { + final StreamController _a2uiMessageController = + StreamController.broadcast(); + + final StreamController _textResponseController = + StreamController.broadcast(); + + // Queue of responses to send for each request. + final List _responses = []; + + final List _receivedPrompts = []; + List get receivedPrompts => List.unmodifiable(_receivedPrompts); + + Stream get a2uiMessageStream => _a2uiMessageController.stream; + + Stream get textResponseStream => _textResponseController.stream; + + /// Adds a response to the queue. + void addResponse(String response) { + _responses.add(response); + } + + @override + Stream sendStream( + String prompt, { + required List history, + }) async* { + _receivedPrompts.add(prompt); + if (_responses.isEmpty) { + yield 'I have no response for that.'; + return; + } + + final String response = _responses.removeAt(0); + + // Simulate streaming by yielding characters or chunks + // For simplicity, we can just yield the whole thing or split it. + // Let's split it into small chunks to simulate network. + const chunkSize = 10; + for (var i = 0; i < response.length; i += chunkSize) { + final int end = (i + chunkSize < response.length) + ? i + chunkSize + : response.length; + yield response.substring(i, end); + // tiny delay + await Future.delayed(const Duration(milliseconds: 10)); + } + } + + @override + void dispose() { + _a2uiMessageController.close(); + _textResponseController.close(); + } +} diff --git a/examples/veo_chat/test/smoke_test.dart b/examples/veo_chat/test/smoke_test.dart new file mode 100644 index 000000000..46bb175b6 --- /dev/null +++ b/examples/veo_chat/test/smoke_test.dart @@ -0,0 +1,24 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +import 'package:flutter_test/flutter_test.dart'; +import 'package:simple_chat/agent/api_key/_io_api_key.dart'; +import 'package:simple_chat/main.dart'; + +void main() { + setUp(() { + debugApiKey = 'dummy_api_key'; + }); + + tearDown(() { + debugApiKey = null; + }); + + testWidgets('Smoke test: App starts without issues', ( + WidgetTester tester, + ) async { + await tester.pumpWidget(const MyApp()); + expect(find.byType(ChatScreen), findsOneWidget); + }); +} diff --git a/examples/veo_chat/web/favicon.png b/examples/veo_chat/web/favicon.png new file mode 100644 index 000000000..8aaa46ac1 Binary files /dev/null and b/examples/veo_chat/web/favicon.png differ diff --git a/examples/veo_chat/web/icons/Icon-192.png b/examples/veo_chat/web/icons/Icon-192.png new file mode 100644 index 000000000..b749bfef0 Binary files /dev/null and b/examples/veo_chat/web/icons/Icon-192.png differ diff --git a/examples/veo_chat/web/icons/Icon-512.png b/examples/veo_chat/web/icons/Icon-512.png new file mode 100644 index 000000000..88cfd48df Binary files /dev/null and b/examples/veo_chat/web/icons/Icon-512.png differ diff --git a/examples/veo_chat/web/icons/Icon-maskable-192.png b/examples/veo_chat/web/icons/Icon-maskable-192.png new file mode 100644 index 000000000..eb9b4d76e Binary files /dev/null and b/examples/veo_chat/web/icons/Icon-maskable-192.png differ diff --git a/examples/veo_chat/web/icons/Icon-maskable-512.png b/examples/veo_chat/web/icons/Icon-maskable-512.png new file mode 100644 index 000000000..d69c56691 Binary files /dev/null and b/examples/veo_chat/web/icons/Icon-maskable-512.png differ diff --git a/examples/veo_chat/web/index.html b/examples/veo_chat/web/index.html new file mode 100644 index 000000000..1c76469f0 --- /dev/null +++ b/examples/veo_chat/web/index.html @@ -0,0 +1,41 @@ + + + + + + + + + + + + + + + + + + + + + simple_chat + + + + + + diff --git a/examples/veo_chat/web/manifest.json b/examples/veo_chat/web/manifest.json new file mode 100644 index 000000000..b7b5f9bbd --- /dev/null +++ b/examples/veo_chat/web/manifest.json @@ -0,0 +1,35 @@ +{ + "name": "simple_chat", + "short_name": "simple_chat", + "start_url": ".", + "display": "standalone", + "background_color": "#0175C2", + "theme_color": "#0175C2", + "description": "A new Flutter project.", + "orientation": "portrait-primary", + "prefer_related_applications": false, + "icons": [ + { + "src": "icons/Icon-192.png", + "sizes": "192x192", + "type": "image/png" + }, + { + "src": "icons/Icon-512.png", + "sizes": "512x512", + "type": "image/png" + }, + { + "src": "icons/Icon-maskable-192.png", + "sizes": "192x192", + "type": "image/png", + "purpose": "maskable" + }, + { + "src": "icons/Icon-maskable-512.png", + "sizes": "512x512", + "type": "image/png", + "purpose": "maskable" + } + ] +} diff --git a/examples/veo_chat/windows/.gitignore b/examples/veo_chat/windows/.gitignore new file mode 100644 index 000000000..d492d0d98 --- /dev/null +++ b/examples/veo_chat/windows/.gitignore @@ -0,0 +1,17 @@ +flutter/ephemeral/ + +# Visual Studio user-specific files. +*.suo +*.user +*.userosscache +*.sln.docstates + +# Visual Studio build-related files. +x64/ +x86/ + +# Visual Studio cache files +# files ending in .cache can be ignored +*.[Cc]ache +# but keep track of directories ending in .cache +!*.[Cc]ache/ diff --git a/examples/veo_chat/windows/CMakeLists.txt b/examples/veo_chat/windows/CMakeLists.txt new file mode 100644 index 000000000..f4a3d0a37 --- /dev/null +++ b/examples/veo_chat/windows/CMakeLists.txt @@ -0,0 +1,108 @@ +# Project-level configuration. +cmake_minimum_required(VERSION 3.14) +project(simple_chat LANGUAGES CXX) + +# The name of the executable created for the application. Change this to change +# the on-disk name of your application. +set(BINARY_NAME "simple_chat") + +# Explicitly opt in to modern CMake behaviors to avoid warnings with recent +# versions of CMake. +cmake_policy(VERSION 3.14...3.25) + +# Define build configuration option. +get_property(IS_MULTICONFIG GLOBAL PROPERTY GENERATOR_IS_MULTI_CONFIG) +if(IS_MULTICONFIG) + set(CMAKE_CONFIGURATION_TYPES "Debug;Profile;Release" + CACHE STRING "" FORCE) +else() + if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES) + set(CMAKE_BUILD_TYPE "Debug" CACHE + STRING "Flutter build mode" FORCE) + set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS + "Debug" "Profile" "Release") + endif() +endif() +# Define settings for the Profile build mode. +set(CMAKE_EXE_LINKER_FLAGS_PROFILE "${CMAKE_EXE_LINKER_FLAGS_RELEASE}") +set(CMAKE_SHARED_LINKER_FLAGS_PROFILE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE}") +set(CMAKE_C_FLAGS_PROFILE "${CMAKE_C_FLAGS_RELEASE}") +set(CMAKE_CXX_FLAGS_PROFILE "${CMAKE_CXX_FLAGS_RELEASE}") + +# Use Unicode for all projects. +add_definitions(-DUNICODE -D_UNICODE) + +# Compilation settings that should be applied to most targets. +# +# Be cautious about adding new options here, as plugins use this function by +# default. In most cases, you should add new options to specific targets instead +# of modifying this function. +function(APPLY_STANDARD_SETTINGS TARGET) + target_compile_features(${TARGET} PUBLIC cxx_std_17) + target_compile_options(${TARGET} PRIVATE /W4 /WX /wd"4100") + target_compile_options(${TARGET} PRIVATE /EHsc) + target_compile_definitions(${TARGET} PRIVATE "_HAS_EXCEPTIONS=0") + target_compile_definitions(${TARGET} PRIVATE "$<$:_DEBUG>") +endfunction() + +# Flutter library and tool build rules. +set(FLUTTER_MANAGED_DIR "${CMAKE_CURRENT_SOURCE_DIR}/flutter") +add_subdirectory(${FLUTTER_MANAGED_DIR}) + +# Application build; see runner/CMakeLists.txt. +add_subdirectory("runner") + + +# Generated plugin build rules, which manage building the plugins and adding +# them to the application. +include(flutter/generated_plugins.cmake) + + +# === Installation === +# Support files are copied into place next to the executable, so that it can +# run in place. This is done instead of making a separate bundle (as on Linux) +# so that building and running from within Visual Studio will work. +set(BUILD_BUNDLE_DIR "$") +# Make the "install" step default, as it's required to run. +set(CMAKE_VS_INCLUDE_INSTALL_TO_DEFAULT_BUILD 1) +if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT) + set(CMAKE_INSTALL_PREFIX "${BUILD_BUNDLE_DIR}" CACHE PATH "..." FORCE) +endif() + +set(INSTALL_BUNDLE_DATA_DIR "${CMAKE_INSTALL_PREFIX}/data") +set(INSTALL_BUNDLE_LIB_DIR "${CMAKE_INSTALL_PREFIX}") + +install(TARGETS ${BINARY_NAME} RUNTIME DESTINATION "${CMAKE_INSTALL_PREFIX}" + COMPONENT Runtime) + +install(FILES "${FLUTTER_ICU_DATA_FILE}" DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" + COMPONENT Runtime) + +install(FILES "${FLUTTER_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_LIB_DIR}" + COMPONENT Runtime) + +if(PLUGIN_BUNDLED_LIBRARIES) + install(FILES "${PLUGIN_BUNDLED_LIBRARIES}" + DESTINATION "${INSTALL_BUNDLE_LIB_DIR}" + COMPONENT Runtime) +endif() + +# Copy the native assets provided by the build.dart from all packages. +set(NATIVE_ASSETS_DIR "${PROJECT_BUILD_DIR}native_assets/windows/") +install(DIRECTORY "${NATIVE_ASSETS_DIR}" + DESTINATION "${INSTALL_BUNDLE_LIB_DIR}" + COMPONENT Runtime) + +# Fully re-copy the assets directory on each build to avoid having stale files +# from a previous install. +set(FLUTTER_ASSET_DIR_NAME "flutter_assets") +install(CODE " + file(REMOVE_RECURSE \"${INSTALL_BUNDLE_DATA_DIR}/${FLUTTER_ASSET_DIR_NAME}\") + " COMPONENT Runtime) +install(DIRECTORY "${PROJECT_BUILD_DIR}/${FLUTTER_ASSET_DIR_NAME}" + DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" COMPONENT Runtime) + +# Install the AOT library on non-Debug builds only. +install(FILES "${AOT_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" + CONFIGURATIONS Profile;Release + COMPONENT Runtime) diff --git a/examples/veo_chat/windows/flutter/CMakeLists.txt b/examples/veo_chat/windows/flutter/CMakeLists.txt new file mode 100644 index 000000000..903f4899d --- /dev/null +++ b/examples/veo_chat/windows/flutter/CMakeLists.txt @@ -0,0 +1,109 @@ +# This file controls Flutter-level build steps. It should not be edited. +cmake_minimum_required(VERSION 3.14) + +set(EPHEMERAL_DIR "${CMAKE_CURRENT_SOURCE_DIR}/ephemeral") + +# Configuration provided via flutter tool. +include(${EPHEMERAL_DIR}/generated_config.cmake) + +# TODO: Move the rest of this into files in ephemeral. See +# https://github.com/flutter/flutter/issues/57146. +set(WRAPPER_ROOT "${EPHEMERAL_DIR}/cpp_client_wrapper") + +# Set fallback configurations for older versions of the flutter tool. +if (NOT DEFINED FLUTTER_TARGET_PLATFORM) + set(FLUTTER_TARGET_PLATFORM "windows-x64") +endif() + +# === Flutter Library === +set(FLUTTER_LIBRARY "${EPHEMERAL_DIR}/flutter_windows.dll") + +# Published to parent scope for install step. +set(FLUTTER_LIBRARY ${FLUTTER_LIBRARY} PARENT_SCOPE) +set(FLUTTER_ICU_DATA_FILE "${EPHEMERAL_DIR}/icudtl.dat" PARENT_SCOPE) +set(PROJECT_BUILD_DIR "${PROJECT_DIR}/build/" PARENT_SCOPE) +set(AOT_LIBRARY "${PROJECT_DIR}/build/windows/app.so" PARENT_SCOPE) + +list(APPEND FLUTTER_LIBRARY_HEADERS + "flutter_export.h" + "flutter_windows.h" + "flutter_messenger.h" + "flutter_plugin_registrar.h" + "flutter_texture_registrar.h" +) +list(TRANSFORM FLUTTER_LIBRARY_HEADERS PREPEND "${EPHEMERAL_DIR}/") +add_library(flutter INTERFACE) +target_include_directories(flutter INTERFACE + "${EPHEMERAL_DIR}" +) +target_link_libraries(flutter INTERFACE "${FLUTTER_LIBRARY}.lib") +add_dependencies(flutter flutter_assemble) + +# === Wrapper === +list(APPEND CPP_WRAPPER_SOURCES_CORE + "core_implementations.cc" + "standard_codec.cc" +) +list(TRANSFORM CPP_WRAPPER_SOURCES_CORE PREPEND "${WRAPPER_ROOT}/") +list(APPEND CPP_WRAPPER_SOURCES_PLUGIN + "plugin_registrar.cc" +) +list(TRANSFORM CPP_WRAPPER_SOURCES_PLUGIN PREPEND "${WRAPPER_ROOT}/") +list(APPEND CPP_WRAPPER_SOURCES_APP + "flutter_engine.cc" + "flutter_view_controller.cc" +) +list(TRANSFORM CPP_WRAPPER_SOURCES_APP PREPEND "${WRAPPER_ROOT}/") + +# Wrapper sources needed for a plugin. +add_library(flutter_wrapper_plugin STATIC + ${CPP_WRAPPER_SOURCES_CORE} + ${CPP_WRAPPER_SOURCES_PLUGIN} +) +apply_standard_settings(flutter_wrapper_plugin) +set_target_properties(flutter_wrapper_plugin PROPERTIES + POSITION_INDEPENDENT_CODE ON) +set_target_properties(flutter_wrapper_plugin PROPERTIES + CXX_VISIBILITY_PRESET hidden) +target_link_libraries(flutter_wrapper_plugin PUBLIC flutter) +target_include_directories(flutter_wrapper_plugin PUBLIC + "${WRAPPER_ROOT}/include" +) +add_dependencies(flutter_wrapper_plugin flutter_assemble) + +# Wrapper sources needed for the runner. +add_library(flutter_wrapper_app STATIC + ${CPP_WRAPPER_SOURCES_CORE} + ${CPP_WRAPPER_SOURCES_APP} +) +apply_standard_settings(flutter_wrapper_app) +target_link_libraries(flutter_wrapper_app PUBLIC flutter) +target_include_directories(flutter_wrapper_app PUBLIC + "${WRAPPER_ROOT}/include" +) +add_dependencies(flutter_wrapper_app flutter_assemble) + +# === Flutter tool backend === +# _phony_ is a non-existent file to force this command to run every time, +# since currently there's no way to get a full input/output list from the +# flutter tool. +set(PHONY_OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/_phony_") +set_source_files_properties("${PHONY_OUTPUT}" PROPERTIES SYMBOLIC TRUE) +add_custom_command( + OUTPUT ${FLUTTER_LIBRARY} ${FLUTTER_LIBRARY_HEADERS} + ${CPP_WRAPPER_SOURCES_CORE} ${CPP_WRAPPER_SOURCES_PLUGIN} + ${CPP_WRAPPER_SOURCES_APP} + ${PHONY_OUTPUT} + COMMAND ${CMAKE_COMMAND} -E env + ${FLUTTER_TOOL_ENVIRONMENT} + "${FLUTTER_ROOT}/packages/flutter_tools/bin/tool_backend.bat" + ${FLUTTER_TARGET_PLATFORM} $ + VERBATIM +) +add_custom_target(flutter_assemble DEPENDS + "${FLUTTER_LIBRARY}" + ${FLUTTER_LIBRARY_HEADERS} + ${CPP_WRAPPER_SOURCES_CORE} + ${CPP_WRAPPER_SOURCES_PLUGIN} + ${CPP_WRAPPER_SOURCES_APP} +) diff --git a/examples/veo_chat/windows/flutter/generated_plugin_registrant.cc b/examples/veo_chat/windows/flutter/generated_plugin_registrant.cc new file mode 100644 index 000000000..8d8a566fd --- /dev/null +++ b/examples/veo_chat/windows/flutter/generated_plugin_registrant.cc @@ -0,0 +1,20 @@ +// +// Generated file. Do not edit. +// + +// clang-format off + +#include "generated_plugin_registrant.h" + +#include +#include +#include + +void RegisterPlugins(flutter::PluginRegistry* registry) { + AudioplayersWindowsPluginRegisterWithRegistrar( + registry->GetRegistrarForPlugin("AudioplayersWindowsPlugin")); + UrlLauncherWindowsRegisterWithRegistrar( + registry->GetRegistrarForPlugin("UrlLauncherWindows")); + VideoPlayerWinPluginCApiRegisterWithRegistrar( + registry->GetRegistrarForPlugin("VideoPlayerWinPluginCApi")); +} diff --git a/examples/veo_chat/windows/flutter/generated_plugin_registrant.h b/examples/veo_chat/windows/flutter/generated_plugin_registrant.h new file mode 100644 index 000000000..dc139d85a --- /dev/null +++ b/examples/veo_chat/windows/flutter/generated_plugin_registrant.h @@ -0,0 +1,15 @@ +// +// Generated file. Do not edit. +// + +// clang-format off + +#ifndef GENERATED_PLUGIN_REGISTRANT_ +#define GENERATED_PLUGIN_REGISTRANT_ + +#include + +// Registers Flutter plugins. +void RegisterPlugins(flutter::PluginRegistry* registry); + +#endif // GENERATED_PLUGIN_REGISTRANT_ diff --git a/examples/veo_chat/windows/flutter/generated_plugins.cmake b/examples/veo_chat/windows/flutter/generated_plugins.cmake new file mode 100644 index 000000000..158064786 --- /dev/null +++ b/examples/veo_chat/windows/flutter/generated_plugins.cmake @@ -0,0 +1,27 @@ +# +# Generated file, do not edit. +# + +list(APPEND FLUTTER_PLUGIN_LIST + audioplayers_windows + url_launcher_windows + video_player_win +) + +list(APPEND FLUTTER_FFI_PLUGIN_LIST + jni +) + +set(PLUGIN_BUNDLED_LIBRARIES) + +foreach(plugin ${FLUTTER_PLUGIN_LIST}) + add_subdirectory(flutter/ephemeral/.plugin_symlinks/${plugin}/windows plugins/${plugin}) + target_link_libraries(${BINARY_NAME} PRIVATE ${plugin}_plugin) + list(APPEND PLUGIN_BUNDLED_LIBRARIES $) + list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${plugin}_bundled_libraries}) +endforeach(plugin) + +foreach(ffi_plugin ${FLUTTER_FFI_PLUGIN_LIST}) + add_subdirectory(flutter/ephemeral/.plugin_symlinks/${ffi_plugin}/windows plugins/${ffi_plugin}) + list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${ffi_plugin}_bundled_libraries}) +endforeach(ffi_plugin) diff --git a/examples/veo_chat/windows/runner/CMakeLists.txt b/examples/veo_chat/windows/runner/CMakeLists.txt new file mode 100644 index 000000000..394917c05 --- /dev/null +++ b/examples/veo_chat/windows/runner/CMakeLists.txt @@ -0,0 +1,40 @@ +cmake_minimum_required(VERSION 3.14) +project(runner LANGUAGES CXX) + +# Define the application target. To change its name, change BINARY_NAME in the +# top-level CMakeLists.txt, not the value here, or `flutter run` will no longer +# work. +# +# Any new source files that you add to the application should be added here. +add_executable(${BINARY_NAME} WIN32 + "flutter_window.cpp" + "main.cpp" + "utils.cpp" + "win32_window.cpp" + "${FLUTTER_MANAGED_DIR}/generated_plugin_registrant.cc" + "Runner.rc" + "runner.exe.manifest" +) + +# Apply the standard set of build settings. This can be removed for applications +# that need different build settings. +apply_standard_settings(${BINARY_NAME}) + +# Add preprocessor definitions for the build version. +target_compile_definitions(${BINARY_NAME} PRIVATE "FLUTTER_VERSION=\"${FLUTTER_VERSION}\"") +target_compile_definitions(${BINARY_NAME} PRIVATE "FLUTTER_VERSION_MAJOR=${FLUTTER_VERSION_MAJOR}") +target_compile_definitions(${BINARY_NAME} PRIVATE "FLUTTER_VERSION_MINOR=${FLUTTER_VERSION_MINOR}") +target_compile_definitions(${BINARY_NAME} PRIVATE "FLUTTER_VERSION_PATCH=${FLUTTER_VERSION_PATCH}") +target_compile_definitions(${BINARY_NAME} PRIVATE "FLUTTER_VERSION_BUILD=${FLUTTER_VERSION_BUILD}") + +# Disable Windows macros that collide with C++ standard library functions. +target_compile_definitions(${BINARY_NAME} PRIVATE "NOMINMAX") + +# Add dependency libraries and include directories. Add any application-specific +# dependencies here. +target_link_libraries(${BINARY_NAME} PRIVATE flutter flutter_wrapper_app) +target_link_libraries(${BINARY_NAME} PRIVATE "dwmapi.lib") +target_include_directories(${BINARY_NAME} PRIVATE "${CMAKE_SOURCE_DIR}") + +# Run the Flutter tool portions of the build. This must not be removed. +add_dependencies(${BINARY_NAME} flutter_assemble) diff --git a/examples/veo_chat/windows/runner/Runner.rc b/examples/veo_chat/windows/runner/Runner.rc new file mode 100644 index 000000000..b7473dcaf --- /dev/null +++ b/examples/veo_chat/windows/runner/Runner.rc @@ -0,0 +1,121 @@ +// Microsoft Visual C++ generated resource script. +// +#pragma code_page(65001) +#include "resource.h" + +#define APSTUDIO_READONLY_SYMBOLS +///////////////////////////////////////////////////////////////////////////// +// +// Generated from the TEXTINCLUDE 2 resource. +// +#include "winres.h" + +///////////////////////////////////////////////////////////////////////////// +#undef APSTUDIO_READONLY_SYMBOLS + +///////////////////////////////////////////////////////////////////////////// +// English (United States) resources + +#if !defined(AFX_RESOURCE_DLL) || defined(AFX_TARG_ENU) +LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US + +#ifdef APSTUDIO_INVOKED +///////////////////////////////////////////////////////////////////////////// +// +// TEXTINCLUDE +// + +1 TEXTINCLUDE +BEGIN + "resource.h\0" +END + +2 TEXTINCLUDE +BEGIN + "#include ""winres.h""\r\n" + "\0" +END + +3 TEXTINCLUDE +BEGIN + "\r\n" + "\0" +END + +#endif // APSTUDIO_INVOKED + + +///////////////////////////////////////////////////////////////////////////// +// +// Icon +// + +// Icon with lowest ID value placed first to ensure application icon +// remains consistent on all systems. +IDI_APP_ICON ICON "resources\\app_icon.ico" + + +///////////////////////////////////////////////////////////////////////////// +// +// Version +// + +#if defined(FLUTTER_VERSION_MAJOR) && defined(FLUTTER_VERSION_MINOR) && defined(FLUTTER_VERSION_PATCH) && defined(FLUTTER_VERSION_BUILD) +#define VERSION_AS_NUMBER FLUTTER_VERSION_MAJOR,FLUTTER_VERSION_MINOR,FLUTTER_VERSION_PATCH,FLUTTER_VERSION_BUILD +#else +#define VERSION_AS_NUMBER 1,0,0,0 +#endif + +#if defined(FLUTTER_VERSION) +#define VERSION_AS_STRING FLUTTER_VERSION +#else +#define VERSION_AS_STRING "1.0.0" +#endif + +VS_VERSION_INFO VERSIONINFO + FILEVERSION VERSION_AS_NUMBER + PRODUCTVERSION VERSION_AS_NUMBER + FILEFLAGSMASK VS_FFI_FILEFLAGSMASK +#ifdef _DEBUG + FILEFLAGS VS_FF_DEBUG +#else + FILEFLAGS 0x0L +#endif + FILEOS VOS__WINDOWS32 + FILETYPE VFT_APP + FILESUBTYPE 0x0L +BEGIN + BLOCK "StringFileInfo" + BEGIN + BLOCK "040904e4" + BEGIN + VALUE "CompanyName", "com.example" "\0" + VALUE "FileDescription", "simple_chat" "\0" + VALUE "FileVersion", VERSION_AS_STRING "\0" + VALUE "InternalName", "simple_chat" "\0" + VALUE "LegalCopyright", "Copyright (C) 2025 com.example." "\0" + VALUE "OriginalFilename", "simple_chat.exe" "\0" + VALUE "ProductName", "simple_chat" "\0" + VALUE "ProductVersion", VERSION_AS_STRING "\0" + END + END + BLOCK "VarFileInfo" + BEGIN + VALUE "Translation", 0x409, 1252 + END +END + +#endif // English (United States) resources +///////////////////////////////////////////////////////////////////////////// + + + +#ifndef APSTUDIO_INVOKED +///////////////////////////////////////////////////////////////////////////// +// +// Generated from the TEXTINCLUDE 3 resource. +// + + +///////////////////////////////////////////////////////////////////////////// +#endif // not APSTUDIO_INVOKED diff --git a/examples/veo_chat/windows/runner/flutter_window.cpp b/examples/veo_chat/windows/runner/flutter_window.cpp new file mode 100644 index 000000000..84d1989ec --- /dev/null +++ b/examples/veo_chat/windows/runner/flutter_window.cpp @@ -0,0 +1,75 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#include "flutter_window.h" + +#include + +#include "flutter/generated_plugin_registrant.h" + +FlutterWindow::FlutterWindow(const flutter::DartProject& project) + : project_(project) {} + +FlutterWindow::~FlutterWindow() {} + +bool FlutterWindow::OnCreate() { + if (!Win32Window::OnCreate()) { + return false; + } + + RECT frame = GetClientArea(); + + // The size here must match the window dimensions to avoid unnecessary surface + // creation / destruction in the startup path. + flutter_controller_ = std::make_unique( + frame.right - frame.left, frame.bottom - frame.top, project_); + // Ensure that basic setup of the controller was successful. + if (!flutter_controller_->engine() || !flutter_controller_->view()) { + return false; + } + RegisterPlugins(flutter_controller_->engine()); + SetChildContent(flutter_controller_->view()->GetNativeWindow()); + + flutter_controller_->engine()->SetNextFrameCallback([&]() { + this->Show(); + }); + + // Flutter can complete the first frame before the "show window" callback is + // registered. The following call ensures a frame is pending to ensure the + // window is shown. It is a no-op if the first frame hasn't completed yet. + flutter_controller_->ForceRedraw(); + + return true; +} + +void FlutterWindow::OnDestroy() { + if (flutter_controller_) { + flutter_controller_ = nullptr; + } + + Win32Window::OnDestroy(); +} + +LRESULT +FlutterWindow::MessageHandler(HWND hwnd, UINT const message, + WPARAM const wparam, + LPARAM const lparam) noexcept { + // Give Flutter, including plugins, an opportunity to handle window messages. + if (flutter_controller_) { + std::optional result = + flutter_controller_->HandleTopLevelWindowProc(hwnd, message, wparam, + lparam); + if (result) { + return *result; + } + } + + switch (message) { + case WM_FONTCHANGE: + flutter_controller_->engine()->ReloadSystemFonts(); + break; + } + + return Win32Window::MessageHandler(hwnd, message, wparam, lparam); +} diff --git a/examples/veo_chat/windows/runner/flutter_window.h b/examples/veo_chat/windows/runner/flutter_window.h new file mode 100644 index 000000000..9ca6118a7 --- /dev/null +++ b/examples/veo_chat/windows/runner/flutter_window.h @@ -0,0 +1,37 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#ifndef RUNNER_FLUTTER_WINDOW_H_ +#define RUNNER_FLUTTER_WINDOW_H_ + +#include +#include + +#include + +#include "win32_window.h" + +// A window that does nothing but host a Flutter view. +class FlutterWindow : public Win32Window { + public: + // Creates a new FlutterWindow hosting a Flutter view running |project|. + explicit FlutterWindow(const flutter::DartProject& project); + virtual ~FlutterWindow(); + + protected: + // Win32Window: + bool OnCreate() override; + void OnDestroy() override; + LRESULT MessageHandler(HWND window, UINT const message, WPARAM const wparam, + LPARAM const lparam) noexcept override; + + private: + // The project to run. + flutter::DartProject project_; + + // The Flutter instance hosted by this window. + std::unique_ptr flutter_controller_; +}; + +#endif // RUNNER_FLUTTER_WINDOW_H_ diff --git a/examples/veo_chat/windows/runner/main.cpp b/examples/veo_chat/windows/runner/main.cpp new file mode 100644 index 000000000..29bee7f56 --- /dev/null +++ b/examples/veo_chat/windows/runner/main.cpp @@ -0,0 +1,47 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#include +#include +#include + +#include "flutter_window.h" +#include "utils.h" + +int APIENTRY wWinMain(_In_ HINSTANCE instance, _In_opt_ HINSTANCE prev, + _In_ wchar_t *command_line, _In_ int show_command) { + // Attach to console when present (e.g., 'flutter run') or create a + // new console when running with a debugger. + if (!::AttachConsole(ATTACH_PARENT_PROCESS) && ::IsDebuggerPresent()) { + CreateAndAttachConsole(); + } + + // Initialize COM, so that it is available for use in the library and/or + // plugins. + ::CoInitializeEx(nullptr, COINIT_APARTMENTTHREADED); + + flutter::DartProject project(L"data"); + + std::vector command_line_arguments = + GetCommandLineArguments(); + + project.set_dart_entrypoint_arguments(std::move(command_line_arguments)); + + FlutterWindow window(project); + Win32Window::Point origin(10, 10); + Win32Window::Size size(1280, 720); + if (!window.Create(L"simple_chat", origin, size)) { + return EXIT_FAILURE; + } + window.SetQuitOnClose(true); + + ::MSG msg; + while (::GetMessage(&msg, nullptr, 0, 0)) { + ::TranslateMessage(&msg); + ::DispatchMessage(&msg); + } + + ::CoUninitialize(); + return EXIT_SUCCESS; +} diff --git a/examples/veo_chat/windows/runner/resource.h b/examples/veo_chat/windows/runner/resource.h new file mode 100644 index 000000000..66a65d1e4 --- /dev/null +++ b/examples/veo_chat/windows/runner/resource.h @@ -0,0 +1,16 @@ +//{{NO_DEPENDENCIES}} +// Microsoft Visual C++ generated include file. +// Used by Runner.rc +// +#define IDI_APP_ICON 101 + +// Next default values for new objects +// +#ifdef APSTUDIO_INVOKED +#ifndef APSTUDIO_READONLY_SYMBOLS +#define _APS_NEXT_RESOURCE_VALUE 102 +#define _APS_NEXT_COMMAND_VALUE 40001 +#define _APS_NEXT_CONTROL_VALUE 1001 +#define _APS_NEXT_SYMED_VALUE 101 +#endif +#endif diff --git a/examples/veo_chat/windows/runner/resources/app_icon.ico b/examples/veo_chat/windows/runner/resources/app_icon.ico new file mode 100644 index 000000000..c04e20caf Binary files /dev/null and b/examples/veo_chat/windows/runner/resources/app_icon.ico differ diff --git a/examples/veo_chat/windows/runner/runner.exe.manifest b/examples/veo_chat/windows/runner/runner.exe.manifest new file mode 100644 index 000000000..153653e8d --- /dev/null +++ b/examples/veo_chat/windows/runner/runner.exe.manifest @@ -0,0 +1,14 @@ + + + + + PerMonitorV2 + + + + + + + + + diff --git a/examples/veo_chat/windows/runner/utils.cpp b/examples/veo_chat/windows/runner/utils.cpp new file mode 100644 index 000000000..3f2acf58e --- /dev/null +++ b/examples/veo_chat/windows/runner/utils.cpp @@ -0,0 +1,69 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#include "utils.h" + +#include +#include +#include +#include + +#include + +void CreateAndAttachConsole() { + if (::AllocConsole()) { + FILE *unused; + if (freopen_s(&unused, "CONOUT$", "w", stdout)) { + _dup2(_fileno(stdout), 1); + } + if (freopen_s(&unused, "CONOUT$", "w", stderr)) { + _dup2(_fileno(stdout), 2); + } + std::ios::sync_with_stdio(); + FlutterDesktopResyncOutputStreams(); + } +} + +std::vector GetCommandLineArguments() { + // Convert the UTF-16 command line arguments to UTF-8 for the Engine to use. + int argc; + wchar_t** argv = ::CommandLineToArgvW(::GetCommandLineW(), &argc); + if (argv == nullptr) { + return std::vector(); + } + + std::vector command_line_arguments; + + // Skip the first argument as it's the binary name. + for (int i = 1; i < argc; i++) { + command_line_arguments.push_back(Utf8FromUtf16(argv[i])); + } + + ::LocalFree(argv); + + return command_line_arguments; +} + +std::string Utf8FromUtf16(const wchar_t* utf16_string) { + if (utf16_string == nullptr) { + return std::string(); + } + unsigned int target_length = ::WideCharToMultiByte( + CP_UTF8, WC_ERR_INVALID_CHARS, utf16_string, + -1, nullptr, 0, nullptr, nullptr) + -1; // remove the trailing null character + int input_length = (int)wcslen(utf16_string); + std::string utf8_string; + if (target_length == 0 || target_length > utf8_string.max_size()) { + return utf8_string; + } + utf8_string.resize(target_length); + int converted_length = ::WideCharToMultiByte( + CP_UTF8, WC_ERR_INVALID_CHARS, utf16_string, + input_length, utf8_string.data(), target_length, nullptr, nullptr); + if (converted_length == 0) { + return std::string(); + } + return utf8_string; +} diff --git a/examples/veo_chat/windows/runner/utils.h b/examples/veo_chat/windows/runner/utils.h new file mode 100644 index 000000000..c3891dbcb --- /dev/null +++ b/examples/veo_chat/windows/runner/utils.h @@ -0,0 +1,23 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#ifndef RUNNER_UTILS_H_ +#define RUNNER_UTILS_H_ + +#include +#include + +// Creates a console for the process, and redirects stdout and stderr to +// it for both the runner and the Flutter library. +void CreateAndAttachConsole(); + +// Takes a null-terminated wchar_t* encoded in UTF-16 and returns a std::string +// encoded in UTF-8. Returns an empty std::string on failure. +std::string Utf8FromUtf16(const wchar_t* utf16_string); + +// Gets the command line arguments passed in as a std::vector, +// encoded in UTF-8. Returns an empty std::vector on failure. +std::vector GetCommandLineArguments(); + +#endif // RUNNER_UTILS_H_ diff --git a/examples/veo_chat/windows/runner/win32_window.cpp b/examples/veo_chat/windows/runner/win32_window.cpp new file mode 100644 index 000000000..fffe7f693 --- /dev/null +++ b/examples/veo_chat/windows/runner/win32_window.cpp @@ -0,0 +1,292 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#include "win32_window.h" + +#include +#include + +#include "resource.h" + +namespace { + +/// Window attribute that enables dark mode window decorations. +/// +/// Redefined in case the developer's machine has a Windows SDK older than +/// version 10.0.22000.0. +/// See: https://docs.microsoft.com/windows/win32/api/dwmapi/ne-dwmapi-dwmwindowattribute +#ifndef DWMWA_USE_IMMERSIVE_DARK_MODE +#define DWMWA_USE_IMMERSIVE_DARK_MODE 20 +#endif + +constexpr const wchar_t kWindowClassName[] = L"FLUTTER_RUNNER_WIN32_WINDOW"; + +/// Registry key for app theme preference. +/// +/// A value of 0 indicates apps should use dark mode. A non-zero or missing +/// value indicates apps should use light mode. +constexpr const wchar_t kGetPreferredBrightnessRegKey[] = + L"Software\\Microsoft\\Windows\\CurrentVersion\\Themes\\Personalize"; +constexpr const wchar_t kGetPreferredBrightnessRegValue[] = L"AppsUseLightTheme"; + +// The number of Win32Window objects that currently exist. +static int g_active_window_count = 0; + +using EnableNonClientDpiScaling = BOOL __stdcall(HWND hwnd); + +// Scale helper to convert logical scaler values to physical using passed in +// scale factor +int Scale(int source, double scale_factor) { + return static_cast(source * scale_factor); +} + +// Dynamically loads the |EnableNonClientDpiScaling| from the User32 module. +// This API is only needed for PerMonitor V1 awareness mode. +void EnableFullDpiSupportIfAvailable(HWND hwnd) { + HMODULE user32_module = LoadLibraryA("User32.dll"); + if (!user32_module) { + return; + } + auto enable_non_client_dpi_scaling = + reinterpret_cast( + GetProcAddress(user32_module, "EnableNonClientDpiScaling")); + if (enable_non_client_dpi_scaling != nullptr) { + enable_non_client_dpi_scaling(hwnd); + } + FreeLibrary(user32_module); +} + +} // namespace + +// Manages the Win32Window's window class registration. +class WindowClassRegistrar { + public: + ~WindowClassRegistrar() = default; + + // Returns the singleton registrar instance. + static WindowClassRegistrar* GetInstance() { + if (!instance_) { + instance_ = new WindowClassRegistrar(); + } + return instance_; + } + + // Returns the name of the window class, registering the class if it hasn't + // previously been registered. + const wchar_t* GetWindowClass(); + + // Unregisters the window class. Should only be called if there are no + // instances of the window. + void UnregisterWindowClass(); + + private: + WindowClassRegistrar() = default; + + static WindowClassRegistrar* instance_; + + bool class_registered_ = false; +}; + +WindowClassRegistrar* WindowClassRegistrar::instance_ = nullptr; + +const wchar_t* WindowClassRegistrar::GetWindowClass() { + if (!class_registered_) { + WNDCLASS window_class{}; + window_class.hCursor = LoadCursor(nullptr, IDC_ARROW); + window_class.lpszClassName = kWindowClassName; + window_class.style = CS_HREDRAW | CS_VREDRAW; + window_class.cbClsExtra = 0; + window_class.cbWndExtra = 0; + window_class.hInstance = GetModuleHandle(nullptr); + window_class.hIcon = + LoadIcon(window_class.hInstance, MAKEINTRESOURCE(IDI_APP_ICON)); + window_class.hbrBackground = 0; + window_class.lpszMenuName = nullptr; + window_class.lpfnWndProc = Win32Window::WndProc; + RegisterClass(&window_class); + class_registered_ = true; + } + return kWindowClassName; +} + +void WindowClassRegistrar::UnregisterWindowClass() { + UnregisterClass(kWindowClassName, nullptr); + class_registered_ = false; +} + +Win32Window::Win32Window() { + ++g_active_window_count; +} + +Win32Window::~Win32Window() { + --g_active_window_count; + Destroy(); +} + +bool Win32Window::Create(const std::wstring& title, + const Point& origin, + const Size& size) { + Destroy(); + + const wchar_t* window_class = + WindowClassRegistrar::GetInstance()->GetWindowClass(); + + const POINT target_point = {static_cast(origin.x), + static_cast(origin.y)}; + HMONITOR monitor = MonitorFromPoint(target_point, MONITOR_DEFAULTTONEAREST); + UINT dpi = FlutterDesktopGetDpiForMonitor(monitor); + double scale_factor = dpi / 96.0; + + HWND window = CreateWindow( + window_class, title.c_str(), WS_OVERLAPPEDWINDOW, + Scale(origin.x, scale_factor), Scale(origin.y, scale_factor), + Scale(size.width, scale_factor), Scale(size.height, scale_factor), + nullptr, nullptr, GetModuleHandle(nullptr), this); + + if (!window) { + return false; + } + + UpdateTheme(window); + + return OnCreate(); +} + +bool Win32Window::Show() { + return ShowWindow(window_handle_, SW_SHOWNORMAL); +} + +// static +LRESULT CALLBACK Win32Window::WndProc(HWND const window, + UINT const message, + WPARAM const wparam, + LPARAM const lparam) noexcept { + if (message == WM_NCCREATE) { + auto window_struct = reinterpret_cast(lparam); + SetWindowLongPtr(window, GWLP_USERDATA, + reinterpret_cast(window_struct->lpCreateParams)); + + auto that = static_cast(window_struct->lpCreateParams); + EnableFullDpiSupportIfAvailable(window); + that->window_handle_ = window; + } else if (Win32Window* that = GetThisFromHandle(window)) { + return that->MessageHandler(window, message, wparam, lparam); + } + + return DefWindowProc(window, message, wparam, lparam); +} + +LRESULT +Win32Window::MessageHandler(HWND hwnd, + UINT const message, + WPARAM const wparam, + LPARAM const lparam) noexcept { + switch (message) { + case WM_DESTROY: + window_handle_ = nullptr; + Destroy(); + if (quit_on_close_) { + PostQuitMessage(0); + } + return 0; + + case WM_DPICHANGED: { + auto newRectSize = reinterpret_cast(lparam); + LONG newWidth = newRectSize->right - newRectSize->left; + LONG newHeight = newRectSize->bottom - newRectSize->top; + + SetWindowPos(hwnd, nullptr, newRectSize->left, newRectSize->top, newWidth, + newHeight, SWP_NOZORDER | SWP_NOACTIVATE); + + return 0; + } + case WM_SIZE: { + RECT rect = GetClientArea(); + if (child_content_ != nullptr) { + // Size and position the child window. + MoveWindow(child_content_, rect.left, rect.top, rect.right - rect.left, + rect.bottom - rect.top, TRUE); + } + return 0; + } + + case WM_ACTIVATE: + if (child_content_ != nullptr) { + SetFocus(child_content_); + } + return 0; + + case WM_DWMCOLORIZATIONCOLORCHANGED: + UpdateTheme(hwnd); + return 0; + } + + return DefWindowProc(window_handle_, message, wparam, lparam); +} + +void Win32Window::Destroy() { + OnDestroy(); + + if (window_handle_) { + DestroyWindow(window_handle_); + window_handle_ = nullptr; + } + if (g_active_window_count == 0) { + WindowClassRegistrar::GetInstance()->UnregisterWindowClass(); + } +} + +Win32Window* Win32Window::GetThisFromHandle(HWND const window) noexcept { + return reinterpret_cast( + GetWindowLongPtr(window, GWLP_USERDATA)); +} + +void Win32Window::SetChildContent(HWND content) { + child_content_ = content; + SetParent(content, window_handle_); + RECT frame = GetClientArea(); + + MoveWindow(content, frame.left, frame.top, frame.right - frame.left, + frame.bottom - frame.top, true); + + SetFocus(child_content_); +} + +RECT Win32Window::GetClientArea() { + RECT frame; + GetClientRect(window_handle_, &frame); + return frame; +} + +HWND Win32Window::GetHandle() { + return window_handle_; +} + +void Win32Window::SetQuitOnClose(bool quit_on_close) { + quit_on_close_ = quit_on_close; +} + +bool Win32Window::OnCreate() { + // No-op; provided for subclasses. + return true; +} + +void Win32Window::OnDestroy() { + // No-op; provided for subclasses. +} + +void Win32Window::UpdateTheme(HWND const window) { + DWORD light_mode; + DWORD light_mode_size = sizeof(light_mode); + LSTATUS result = RegGetValue(HKEY_CURRENT_USER, kGetPreferredBrightnessRegKey, + kGetPreferredBrightnessRegValue, + RRF_RT_REG_DWORD, nullptr, &light_mode, + &light_mode_size); + + if (result == ERROR_SUCCESS) { + BOOL enable_dark_mode = light_mode == 0; + DwmSetWindowAttribute(window, DWMWA_USE_IMMERSIVE_DARK_MODE, + &enable_dark_mode, sizeof(enable_dark_mode)); + } +} diff --git a/examples/veo_chat/windows/runner/win32_window.h b/examples/veo_chat/windows/runner/win32_window.h new file mode 100644 index 000000000..9ee3eb04f --- /dev/null +++ b/examples/veo_chat/windows/runner/win32_window.h @@ -0,0 +1,106 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#ifndef RUNNER_WIN32_WINDOW_H_ +#define RUNNER_WIN32_WINDOW_H_ + +#include + +#include +#include +#include + +// A class abstraction for a high DPI-aware Win32 Window. Intended to be +// inherited from by classes that wish to specialize with custom +// rendering and input handling +class Win32Window { + public: + struct Point { + unsigned int x; + unsigned int y; + Point(unsigned int x, unsigned int y) : x(x), y(y) {} + }; + + struct Size { + unsigned int width; + unsigned int height; + Size(unsigned int width, unsigned int height) + : width(width), height(height) {} + }; + + Win32Window(); + virtual ~Win32Window(); + + // Creates a win32 window with |title| that is positioned and sized using + // |origin| and |size|. New windows are created on the default monitor. Window + // sizes are specified to the OS in physical pixels, hence to ensure a + // consistent size this function will scale the inputted width and height as + // as appropriate for the default monitor. The window is invisible until + // |Show| is called. Returns true if the window was created successfully. + bool Create(const std::wstring& title, const Point& origin, const Size& size); + + // Show the current window. Returns true if the window was successfully shown. + bool Show(); + + // Release OS resources associated with window. + void Destroy(); + + // Inserts |content| into the window tree. + void SetChildContent(HWND content); + + // Returns the backing Window handle to enable clients to set icon and other + // window properties. Returns nullptr if the window has been destroyed. + HWND GetHandle(); + + // If true, closing this window will quit the application. + void SetQuitOnClose(bool quit_on_close); + + // Return a RECT representing the bounds of the current client area. + RECT GetClientArea(); + + protected: + // Processes and route salient window messages for mouse handling, + // size change and DPI. Delegates handling of these to member overloads that + // inheriting classes can handle. + virtual LRESULT MessageHandler(HWND window, + UINT const message, + WPARAM const wparam, + LPARAM const lparam) noexcept; + + // Called when CreateAndShow is called, allowing subclass window-related + // setup. Subclasses should return false if setup fails. + virtual bool OnCreate(); + + // Called when Destroy is called. + virtual void OnDestroy(); + + private: + friend class WindowClassRegistrar; + + // OS callback called by message pump. Handles the WM_NCCREATE message which + // is passed when the non-client area is being created and enables automatic + // non-client DPI scaling so that the non-client area automatically + // responds to changes in DPI. All other messages are handled by + // MessageHandler. + static LRESULT CALLBACK WndProc(HWND const window, + UINT const message, + WPARAM const wparam, + LPARAM const lparam) noexcept; + + // Retrieves a class instance pointer for |window| + static Win32Window* GetThisFromHandle(HWND const window) noexcept; + + // Update the window frame's theme to match the system theme. + static void UpdateTheme(HWND const window); + + bool quit_on_close_ = false; + + // window handle for top level window. + HWND window_handle_ = nullptr; + + // window handle for hosted content. + HWND child_content_ = nullptr; +}; + +#endif // RUNNER_WIN32_WINDOW_H_ diff --git a/examples/verdure/client/linux/flutter/generated_plugins.cmake b/examples/verdure/client/linux/flutter/generated_plugins.cmake index 04f81f4b4..ac700e247 100644 --- a/examples/verdure/client/linux/flutter/generated_plugins.cmake +++ b/examples/verdure/client/linux/flutter/generated_plugins.cmake @@ -9,6 +9,7 @@ list(APPEND FLUTTER_PLUGIN_LIST ) list(APPEND FLUTTER_FFI_PLUGIN_LIST + jni ) set(PLUGIN_BUNDLED_LIBRARIES) diff --git a/examples/verdure/client/macos/Flutter/GeneratedPluginRegistrant.swift b/examples/verdure/client/macos/Flutter/GeneratedPluginRegistrant.swift index 074b04b4c..46b142243 100644 --- a/examples/verdure/client/macos/Flutter/GeneratedPluginRegistrant.swift +++ b/examples/verdure/client/macos/Flutter/GeneratedPluginRegistrant.swift @@ -16,5 +16,5 @@ func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) { DeviceInfoPlusMacosPlugin.register(with: registry.registrar(forPlugin: "DeviceInfoPlusMacosPlugin")) FileSelectorPlugin.register(with: registry.registrar(forPlugin: "FileSelectorPlugin")) UrlLauncherPlugin.register(with: registry.registrar(forPlugin: "UrlLauncherPlugin")) - FVPVideoPlayerPlugin.register(with: registry.registrar(forPlugin: "FVPVideoPlayerPlugin")) + VideoPlayerPlugin.register(with: registry.registrar(forPlugin: "VideoPlayerPlugin")) } diff --git a/pubspec.yaml b/pubspec.yaml index 2607aad4d..e80a01cda 100644 --- a/pubspec.yaml +++ b/pubspec.yaml @@ -15,6 +15,7 @@ workspace: - dev_tools/composer - examples/simple_chat + - examples/veo_chat - examples/verdure/client - packages/a2ui_core diff --git a/tool/e2e/pubspec.yaml b/tool/e2e/pubspec.yaml index c5a8be6bb..72f01c545 100644 --- a/tool/e2e/pubspec.yaml +++ b/tool/e2e/pubspec.yaml @@ -18,6 +18,8 @@ dependencies: genui: ^0.9.0 simple_chat: path: ../../examples/simple_chat + veo_chat: + path: ../../examples/veo_chat dev_dependencies: flutter_test: diff --git a/tool/e2e/test/test_infra/test_data_dir.dart b/tool/e2e/test/test_infra/test_data_dir.dart new file mode 100644 index 000000000..21baebbd1 --- /dev/null +++ b/tool/e2e/test/test_infra/test_data_dir.dart @@ -0,0 +1,39 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +import 'dart:io'; + +/// Returns the data directory for the currently running test. +/// +/// The directory is named after the test file (without its `.dart` extension) +/// and lives next to it. For example, a test defined in +/// `test/veo_chat/generate_video_test.dart` produces the directory +/// `test/veo_chat/generate_video_test/`. The directory is created if it does +/// not already exist. +Directory currentTestDataDir() { + final String testFile = _currentTestFilePath(); + final file = File(testFile); + final String fileName = file.uri.pathSegments.last; + final String name = fileName.endsWith('.dart') + ? fileName.substring(0, fileName.length - '.dart'.length) + : fileName; + return Directory('${file.parent.path}/$name')..createSync(recursive: true); +} + +/// Walks the current stack trace to find the path of the running +/// `*_test.dart` file. +String _currentTestFilePath() { + final framePattern = RegExp(r'\((file://.*?\.dart):\d+:\d+\)'); + final List frames = StackTrace.current.toString().split('\n'); + for (final line in frames) { + final Match? match = framePattern.firstMatch(line); + if (match == null) continue; + final String path = Uri.parse(match.group(1)!).toFilePath(); + if (path.endsWith('_test.dart')) return path; + } + throw StateError( + 'Could not determine the current test file from the stack trace. ' + 'currentTestDataDir() must be called from within a *_test.dart file.', + ); +} diff --git a/tool/e2e/test/veo_chat/generate_video_test.dart b/tool/e2e/test/veo_chat/generate_video_test.dart new file mode 100644 index 000000000..4c2cd1d5d --- /dev/null +++ b/tool/e2e/test/veo_chat/generate_video_test.dart @@ -0,0 +1,60 @@ +// Copyright 2025 The Flutter Authors. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +// ignore_for_file: avoid_print + +import 'dart:io'; + +import 'package:flutter_test/flutter_test.dart'; +import 'package:veo_chat/agent/ai_client.dart'; + +import '../test_infra/test_data_dir.dart'; + +void main() { + test( + 'Gemini Veo API generates a video from a text prompt.', + () async { + final client = GeminiDartanticAiClient(); + addTearDown(client.dispose); + + // Read the story to visualize from script.txt in this test's data folder. + final Directory outputDir = currentTestDataDir(); + final scriptFile = File('${outputDir.path}/script.yml'); + expect(scriptFile.existsSync(), true); + final String prompt = scriptFile.readAsStringSync().trim(); + expect(prompt, isNotEmpty); + + print('Generating video from script:\n$prompt'); + + final GeneratedVideo video = await client.generateVideo( + prompt, + aspectRatio: '16:9', + ); + + print('Generated video:'); + print(' uri: ${video.uri}'); + print(' mimeType: ${video.mimeType}'); + print(' bytes: ${video.bytes?.length ?? 0}'); + + expect(video.isEmpty, isFalse); + expect(video.bytes, isNotNull); + expect(video.bytes!.length, greaterThan(1024)); + + // Save the generated video into this test's data folder, with a + // timestamp suffix so repeated runs do not overwrite each other. + final String timestamp = DateTime.now().toIso8601String().replaceAll( + ':', + '-', + ); + final outputFile = File( + '${outputDir.path}/generated_video_$timestamp.mp4', + ); + outputFile.writeAsBytesSync(video.bytes!); + print('Saved generated video to ${outputFile.absolute.path}'); + + expect(outputFile.existsSync(), true); + }, + timeout: const Timeout(Duration(minutes: 8)), + ); +} diff --git a/tool/e2e/test/veo_chat/generate_video_test/script.yml b/tool/e2e/test/veo_chat/generate_video_test/script.yml new file mode 100644 index 000000000..64411c7c2 --- /dev/null +++ b/tool/e2e/test/veo_chat/generate_video_test/script.yml @@ -0,0 +1,98 @@ +glossary: + - term: scene + description: action, continuous in time and space + + - term: shot + description: > + part of action, showed continuously from a single perspective + (perspective can move with the camera) + + - term: key frame + description: > + if the composition changes throughout the shot because characters move (blocking) or + camera moves (staging) or both, then key frames + show key events or compositions of the shot + +scene: > + A girl sits on a sofa, knitting. + A ball of yarn rests in a basket on the floor beside her. + She is relaxed. + + A kitten sits nearby, watching her with curious eyes. + It spots the yarn and decides to play. + It jumps into the basket and bats the yarn around. + The kitten chases it across the room, knocking over + furniture and making a mess. + The girl watches, scared and shocked. She drops her knitting and covers her face with her hands. + Then she hears a soft 'Mew!' and opens her eyes. + Her frightened face melts into a big smile. + She finds the tangled yarn on the floor shaped like a heart. + She smiles and pets the kitten. + +shots: + - description: > + A girl is sitting on a sofa, knitting. A ball of yarn + rests in a basket on the floor beside her. + A kitten sits nearby, watching her with curious eyes. + keyframes: + - description: A girl is sitting on a sofa, knitting. + duration: 1s + - description: A ball of yarn rests in a basket on the floor beside her. It unwinds slowly. + duration: 2s + - description: A kitten sits nearby, watching her with curious eyes. + duration: 1s + + - description: > + The kitten spots the yarn, decides to play, jumps into + the basket, and bats the yarn around. The kitten chases the yarn across the room, knocking over + furniture and making a mess. + keyframes: + - description: The kitten spots the yarn and decides to play. + duration: 1s + - description: The kitten jumps into the basket. + duration: 1s + - description: The kitten bats the yarn around, the ball starting to unwind. + duration: 2s + - description: The kitten darts out of the basket, chasing the loose yarn. + duration: 1s + - description: It races across the room, knocking over furniture. + duration: 2s + - description: The room is a mess, yarn trailing everywhere. + duration: 1s + + - description: > + The girl watches, scared and shocked. She drops her + knitting and covers her face with her hands. The girl hears a soft 'Mew!', opens her eyes. + Her frightened face melts into a big smile. + keyframes: + - description: The girl watches, scared and shocked. + duration: 1s + - description: She drops her knitting. + duration: 1s + - description: She covers her face with her hands. + duration: 1s + - description: She hears a soft 'Mew!' and opens her eyes. + duration: 1s + - description: Her frightened face melts into a big smile. + duration: 1s + + - description: > + The tangled yarn on the floor is shaped like a heart. + keyframes: + - description: A close up of the tangled yarn on the floor shaped like a heart. + duration: 2s + + - description: > + The girl smiles and pets the kitten. + keyframes: + - description: The girl steps to the kitten. + duration: 1s + - description: She smiles and pets the kitten. + duration: 2s + + - description: > + The girl and kitten untangle the yarn. + keyframes: + - description: > + A final wide shot of the girl sitting on the floor, untangling the yarn and kitten sleeping near here. + duration: 3s