Regenerate Windows folder in the example

Author: vbuberen

packages/package_info_plus/package_info_plus/example/windows/CMakeLists.txt

@@ -1,14 +1,14 @@
 # Project-level configuration.
 cmake_minimum_required(VERSION 3.14)
-project(example LANGUAGES CXX)
+project(package_info_plus_example 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 "example")
+set(BINARY_NAME "package_info_plus_example")
 
 # Explicitly opt in to modern CMake behaviors to avoid warnings with recent
 # versions of CMake.
-cmake_policy(SET CMP0063 NEW)
+cmake_policy(VERSION 3.14...3.25)
 
 # Define build configuration option.
 get_property(IS_MULTICONFIG GLOBAL PROPERTY GENERATOR_IS_MULTI_CONFIG)
@@ -52,6 +52,7 @@ 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)
@@ -86,6 +87,12 @@ if(PLUGIN_BUNDLED_LIBRARIES)
     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")

packages/package_info_plus/package_info_plus/example/windows/flutter/CMakeLists.txt

@@ -10,6 +10,11 @@ include(${EPHEMERAL_DIR}/generated_config.cmake)
 # https://github.com/flutter/flutter/issues/57146.
 set(WRAPPER_ROOT "${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")
 
@@ -92,7 +97,7 @@ add_custom_command(
   COMMAND ${CMAKE_COMMAND} -E env
     ${FLUTTER_TOOL_ENVIRONMENT}
     "${FLUTTER_ROOT}/packages/flutter_tools/bin/tool_backend.bat"
-      windows-x64 $<CONFIG>
+      ${FLUTTER_TARGET_PLATFORM} $<CONFIG>
   VERBATIM
 )
 add_custom_target(flutter_assemble DEPENDS

packages/package_info_plus/package_info_plus/example/windows/runner/CMakeLists.txt

@@ -33,6 +33,7 @@ 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.

packages/package_info_plus/package_info_plus/example/windows/runner/Runner.rc

@@ -89,13 +89,13 @@ BEGIN
     BEGIN
         BLOCK "040904e4"
         BEGIN
-            VALUE "CompanyName", "io.flutter.plugins" "\0"
-            VALUE "FileDescription", "example" "\0"
+            VALUE "CompanyName", "io.flutter.plugins.packageinfoplusexample" "\0"
+            VALUE "FileDescription", "package_info_plus_example" "\0"
             VALUE "FileVersion", VERSION_AS_STRING "\0"
-            VALUE "InternalName", "example" "\0"
-            VALUE "LegalCopyright", "Copyright (C) 2022 io.flutter.plugins. All rights reserved." "\0"
-            VALUE "OriginalFilename", "example.exe" "\0"
-            VALUE "ProductName", "example" "\0"
+            VALUE "InternalName", "package_info_plus_example" "\0"
+            VALUE "LegalCopyright", "Copyright (C) 2026 io.flutter.plugins.packageinfoplusexample. All rights reserved." "\0"
+            VALUE "OriginalFilename", "package_info_plus_example.exe" "\0"
+            VALUE "ProductName", "package_info_plus_example" "\0"
             VALUE "ProductVersion", VERSION_AS_STRING "\0"
         END
     END

packages/package_info_plus/package_info_plus/example/windows/runner/flutter_window.cpp

@@ -4,7 +4,7 @@
 
 #include "flutter/generated_plugin_registrant.h"
 
-FlutterWindow::FlutterWindow(const flutter::DartProject &project)
+FlutterWindow::FlutterWindow(const flutter::DartProject& project)
     : project_(project) {}
 
 FlutterWindow::~FlutterWindow() {}
@@ -26,6 +26,16 @@ bool FlutterWindow::OnCreate() {
   }
   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;
 }
 
@@ -52,9 +62,9 @@ FlutterWindow::MessageHandler(HWND hwnd, UINT const message,
   }
 
   switch (message) {
-  case WM_FONTCHANGE:
-    flutter_controller_->engine()->ReloadSystemFonts();
-    break;
+    case WM_FONTCHANGE:
+      flutter_controller_->engine()->ReloadSystemFonts();
+      break;
   }
 
   return Win32Window::MessageHandler(hwnd, message, wparam, lparam);

packages/package_info_plus/package_info_plus/example/windows/runner/flutter_window.h

@@ -10,24 +10,24 @@
 
 // A window that does nothing but host a Flutter view.
 class FlutterWindow : public Win32Window {
-public:
+ public:
   // Creates a new FlutterWindow hosting a Flutter view running |project|.
-  explicit FlutterWindow(const flutter::DartProject &project);
+  explicit FlutterWindow(const flutter::DartProject& project);
   virtual ~FlutterWindow();
 
-protected:
+ protected:
   // Win32Window:
   bool OnCreate() override;
   void OnDestroy() override;
   LRESULT MessageHandler(HWND window, UINT const message, WPARAM const wparam,
                          LPARAM const lparam) noexcept override;
 
-private:
+ private:
   // The project to run.
   flutter::DartProject project_;
 
   // The Flutter instance hosted by this window.
   std::unique_ptr<flutter::FlutterViewController> flutter_controller_;
 };
 
-#endif // RUNNER_FLUTTER_WINDOW_H_
+#endif  // RUNNER_FLUTTER_WINDOW_H_

packages/package_info_plus/package_info_plus/example/windows/runner/main.cpp

@@ -19,14 +19,15 @@ int APIENTRY wWinMain(_In_ HINSTANCE instance, _In_opt_ HINSTANCE prev,
 
   flutter::DartProject project(L"data");
 
-  std::vector<std::string> command_line_arguments = GetCommandLineArguments();
+  std::vector<std::string> 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.CreateAndShow(L"example", origin, size)) {
+  if (!window.Create(L"package_info_plus_example", origin, size)) {
     return EXIT_FAILURE;
   }
   window.SetQuitOnClose(true);

packages/package_info_plus/package_info_plus/example/windows/runner/resource.h

@@ -2,15 +2,15 @@
 // Microsoft Visual C++ generated include file.
 // Used by Runner.rc
 //
-#define IDI_APP_ICON 101
+#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
+#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

packages/package_info_plus/package_info_plus/example/windows/runner/runner.exe.manifest

@@ -9,12 +9,6 @@
     <application>
       <!-- Windows 10 and Windows 11 -->
       <supportedOS Id="{8e0f7a12-bfb3-4fe8-b9a5-48fd50a15a9a}"/>
-      <!-- Windows 8.1 -->
-      <supportedOS Id="{1f676c76-80e1-4239-95bb-83d0f6d0da78}"/>
-      <!-- Windows 8 -->
-      <supportedOS Id="{4a2f28e3-53b9-4441-ba9c-d69d4a4a6e38}"/>
-      <!-- Windows 7 -->
-      <supportedOS Id="{35138b9a-5d96-4fbd-8e2d-a2440225f93a}"/>
     </application>
   </compatibility>
 </assembly>

packages/package_info_plus/package_info_plus/example/windows/runner/utils.cpp

@@ -24,7 +24,7 @@ void CreateAndAttachConsole() {
 std::vector<std::string> GetCommandLineArguments() {
   // Convert the UTF-16 command line arguments to UTF-8 for the Engine to use.
   int argc;
-  wchar_t **argv = ::CommandLineToArgvW(::GetCommandLineW(), &argc);
+  wchar_t** argv = ::CommandLineToArgvW(::GetCommandLineW(), &argc);
   if (argv == nullptr) {
     return std::vector<std::string>();
   }
@@ -41,21 +41,23 @@ std::vector<std::string> GetCommandLineArguments() {
   return command_line_arguments;
 }
 
-std::string Utf8FromUtf16(const wchar_t *utf16_string) {
+std::string Utf8FromUtf16(const wchar_t* utf16_string) {
   if (utf16_string == nullptr) {
     return std::string();
   }
-  int target_length =
-      ::WideCharToMultiByte(CP_UTF8, WC_ERR_INVALID_CHARS, utf16_string, -1,
-                            nullptr, 0, nullptr, nullptr);
+  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, -1, utf8_string.data(),
-      target_length, nullptr, nullptr);
+      CP_UTF8, WC_ERR_INVALID_CHARS, utf16_string,
+      input_length, utf8_string.data(), target_length, nullptr, nullptr);
   if (converted_length == 0) {
     return std::string();
   }