marco/firo_runner
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Adds extra files for testing on Windows development enviornments.

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This commit is contained in:
Marco Salazar 2021-09-14 14:37:14 -06:00
parent d662faa6b7
commit ee87a47672
14 changed files with 952 additions and 952 deletions
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34
windows/.gitignore vendored
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@ -1,17 +1,17 @@
flutter/ephemeral/ flutter/ephemeral/
# Visual Studio user-specific files. # Visual Studio user-specific files.
*.suo *.suo
*.user *.user
*.userosscache *.userosscache
*.sln.docstates *.sln.docstates
# Visual Studio build-related files. # Visual Studio build-related files.
x64/ x64/
x86/ x86/
# Visual Studio cache files # Visual Studio cache files
# files ending in .cache can be ignored # files ending in .cache can be ignored
*.[Cc]ache *.[Cc]ache
# but keep track of directories ending in .cache # but keep track of directories ending in .cache
!*.[Cc]ache/ !*.[Cc]ache/

190
windows/CMakeLists.txt
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@ -1,95 +1,95 @@
cmake_minimum_required(VERSION 3.15) cmake_minimum_required(VERSION 3.15)
project(firo_runner LANGUAGES CXX) project(firo_runner LANGUAGES CXX)
set(BINARY_NAME "firo_runner") set(BINARY_NAME "firo_runner")
cmake_policy(SET CMP0063 NEW) cmake_policy(SET CMP0063 NEW)
set(CMAKE_INSTALL_RPATH "$ORIGIN/lib") set(CMAKE_INSTALL_RPATH "$ORIGIN/lib")
# Configure build options. # Configure build options.
get_property(IS_MULTICONFIG GLOBAL PROPERTY GENERATOR_IS_MULTI_CONFIG) get_property(IS_MULTICONFIG GLOBAL PROPERTY GENERATOR_IS_MULTI_CONFIG)
if(IS_MULTICONFIG) if(IS_MULTICONFIG)
set(CMAKE_CONFIGURATION_TYPES "Debug;Profile;Release" set(CMAKE_CONFIGURATION_TYPES "Debug;Profile;Release"
CACHE STRING "" FORCE) CACHE STRING "" FORCE)
else() else()
if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES) if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
set(CMAKE_BUILD_TYPE "Debug" CACHE set(CMAKE_BUILD_TYPE "Debug" CACHE
STRING "Flutter build mode" FORCE) STRING "Flutter build mode" FORCE)
set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS
"Debug" "Profile" "Release") "Debug" "Profile" "Release")
endif() endif()
endif() endif()
set(CMAKE_EXE_LINKER_FLAGS_PROFILE "${CMAKE_EXE_LINKER_FLAGS_RELEASE}") set(CMAKE_EXE_LINKER_FLAGS_PROFILE "${CMAKE_EXE_LINKER_FLAGS_RELEASE}")
set(CMAKE_SHARED_LINKER_FLAGS_PROFILE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE}") set(CMAKE_SHARED_LINKER_FLAGS_PROFILE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE}")
set(CMAKE_C_FLAGS_PROFILE "${CMAKE_C_FLAGS_RELEASE}") set(CMAKE_C_FLAGS_PROFILE "${CMAKE_C_FLAGS_RELEASE}")
set(CMAKE_CXX_FLAGS_PROFILE "${CMAKE_CXX_FLAGS_RELEASE}") set(CMAKE_CXX_FLAGS_PROFILE "${CMAKE_CXX_FLAGS_RELEASE}")
# Use Unicode for all projects. # Use Unicode for all projects.
add_definitions(-DUNICODE -D_UNICODE) add_definitions(-DUNICODE -D_UNICODE)
# Compilation settings that should be applied to most targets. # Compilation settings that should be applied to most targets.
function(APPLY_STANDARD_SETTINGS TARGET) function(APPLY_STANDARD_SETTINGS TARGET)
target_compile_features(${TARGET} PUBLIC cxx_std_17) target_compile_features(${TARGET} PUBLIC cxx_std_17)
target_compile_options(${TARGET} PRIVATE /W4 /WX /wd"4100") target_compile_options(${TARGET} PRIVATE /W4 /WX /wd"4100")
target_compile_options(${TARGET} PRIVATE /EHsc) target_compile_options(${TARGET} PRIVATE /EHsc)
target_compile_definitions(${TARGET} PRIVATE "_HAS_EXCEPTIONS=0") target_compile_definitions(${TARGET} PRIVATE "_HAS_EXCEPTIONS=0")
target_compile_definitions(${TARGET} PRIVATE "$<$<CONFIG:Debug>:_DEBUG>") target_compile_definitions(${TARGET} PRIVATE "$<$<CONFIG:Debug>:_DEBUG>")
endfunction() endfunction()
set(FLUTTER_MANAGED_DIR "${CMAKE_CURRENT_SOURCE_DIR}/flutter") set(FLUTTER_MANAGED_DIR "${CMAKE_CURRENT_SOURCE_DIR}/flutter")
# Flutter library and tool build rules. # Flutter library and tool build rules.
add_subdirectory(${FLUTTER_MANAGED_DIR}) add_subdirectory(${FLUTTER_MANAGED_DIR})
# Application build # Application build
add_subdirectory("runner") add_subdirectory("runner")
# Generated plugin build rules, which manage building the plugins and adding # Generated plugin build rules, which manage building the plugins and adding
# them to the application. # them to the application.
include(flutter/generated_plugins.cmake) include(flutter/generated_plugins.cmake)
# === Installation === # === Installation ===
# Support files are copied into place next to the executable, so that it can # 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) # 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. # so that building and running from within Visual Studio will work.
set(BUILD_BUNDLE_DIR "$<TARGET_FILE_DIR:${BINARY_NAME}>") set(BUILD_BUNDLE_DIR "$<TARGET_FILE_DIR:${BINARY_NAME}>")
# Make the "install" step default, as it's required to run. # Make the "install" step default, as it's required to run.
set(CMAKE_VS_INCLUDE_INSTALL_TO_DEFAULT_BUILD 1) set(CMAKE_VS_INCLUDE_INSTALL_TO_DEFAULT_BUILD 1)
if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT) if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
set(CMAKE_INSTALL_PREFIX "${BUILD_BUNDLE_DIR}" CACHE PATH "..." FORCE) set(CMAKE_INSTALL_PREFIX "${BUILD_BUNDLE_DIR}" CACHE PATH "..." FORCE)
endif() endif()
set(INSTALL_BUNDLE_DATA_DIR "${CMAKE_INSTALL_PREFIX}/data") set(INSTALL_BUNDLE_DATA_DIR "${CMAKE_INSTALL_PREFIX}/data")
set(INSTALL_BUNDLE_LIB_DIR "${CMAKE_INSTALL_PREFIX}") set(INSTALL_BUNDLE_LIB_DIR "${CMAKE_INSTALL_PREFIX}")
install(TARGETS ${BINARY_NAME} RUNTIME DESTINATION "${CMAKE_INSTALL_PREFIX}" install(TARGETS ${BINARY_NAME} RUNTIME DESTINATION "${CMAKE_INSTALL_PREFIX}"
COMPONENT Runtime) COMPONENT Runtime)
install(FILES "${FLUTTER_ICU_DATA_FILE}" DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" install(FILES "${FLUTTER_ICU_DATA_FILE}" DESTINATION "${INSTALL_BUNDLE_DATA_DIR}"
COMPONENT Runtime) COMPONENT Runtime)
install(FILES "${FLUTTER_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_LIB_DIR}" install(FILES "${FLUTTER_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_LIB_DIR}"
COMPONENT Runtime) COMPONENT Runtime)
if(PLUGIN_BUNDLED_LIBRARIES) if(PLUGIN_BUNDLED_LIBRARIES)
install(FILES "${PLUGIN_BUNDLED_LIBRARIES}" install(FILES "${PLUGIN_BUNDLED_LIBRARIES}"
DESTINATION "${INSTALL_BUNDLE_LIB_DIR}" DESTINATION "${INSTALL_BUNDLE_LIB_DIR}"
COMPONENT Runtime) COMPONENT Runtime)
endif() endif()
# Fully re-copy the assets directory on each build to avoid having stale files # Fully re-copy the assets directory on each build to avoid having stale files
# from a previous install. # from a previous install.
set(FLUTTER_ASSET_DIR_NAME "flutter_assets") set(FLUTTER_ASSET_DIR_NAME "flutter_assets")
install(CODE " install(CODE "
file(REMOVE_RECURSE \"${INSTALL_BUNDLE_DATA_DIR}/${FLUTTER_ASSET_DIR_NAME}\") file(REMOVE_RECURSE \"${INSTALL_BUNDLE_DATA_DIR}/${FLUTTER_ASSET_DIR_NAME}\")
" COMPONENT Runtime) " COMPONENT Runtime)
install(DIRECTORY "${PROJECT_BUILD_DIR}/${FLUTTER_ASSET_DIR_NAME}" install(DIRECTORY "${PROJECT_BUILD_DIR}/${FLUTTER_ASSET_DIR_NAME}"
DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" COMPONENT Runtime) DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" COMPONENT Runtime)
# Install the AOT library on non-Debug builds only. # Install the AOT library on non-Debug builds only.
install(FILES "${AOT_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" install(FILES "${AOT_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_DATA_DIR}"
CONFIGURATIONS Profile;Release CONFIGURATIONS Profile;Release
COMPONENT Runtime) COMPONENT Runtime)

206
windows/flutter/CMakeLists.txt
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@ -1,103 +1,103 @@
cmake_minimum_required(VERSION 3.15) cmake_minimum_required(VERSION 3.15)
set(EPHEMERAL_DIR "${CMAKE_CURRENT_SOURCE_DIR}/ephemeral") set(EPHEMERAL_DIR "${CMAKE_CURRENT_SOURCE_DIR}/ephemeral")
# Configuration provided via flutter tool. # Configuration provided via flutter tool.
include(${EPHEMERAL_DIR}/generated_config.cmake) include(${EPHEMERAL_DIR}/generated_config.cmake)
# TODO: Move the rest of this into files in ephemeral. See # TODO: Move the rest of this into files in ephemeral. See
# https://github.com/flutter/flutter/issues/57146. # https://github.com/flutter/flutter/issues/57146.
set(WRAPPER_ROOT "${EPHEMERAL_DIR}/cpp_client_wrapper") set(WRAPPER_ROOT "${EPHEMERAL_DIR}/cpp_client_wrapper")
# === Flutter Library === # === Flutter Library ===
set(FLUTTER_LIBRARY "${EPHEMERAL_DIR}/flutter_windows.dll") set(FLUTTER_LIBRARY "${EPHEMERAL_DIR}/flutter_windows.dll")
# Published to parent scope for install step. # Published to parent scope for install step.
set(FLUTTER_LIBRARY ${FLUTTER_LIBRARY} PARENT_SCOPE) set(FLUTTER_LIBRARY ${FLUTTER_LIBRARY} PARENT_SCOPE)
set(FLUTTER_ICU_DATA_FILE "${EPHEMERAL_DIR}/icudtl.dat" PARENT_SCOPE) set(FLUTTER_ICU_DATA_FILE "${EPHEMERAL_DIR}/icudtl.dat" PARENT_SCOPE)
set(PROJECT_BUILD_DIR "${PROJECT_DIR}/build/" PARENT_SCOPE) set(PROJECT_BUILD_DIR "${PROJECT_DIR}/build/" PARENT_SCOPE)
set(AOT_LIBRARY "${PROJECT_DIR}/build/windows/app.so" PARENT_SCOPE) set(AOT_LIBRARY "${PROJECT_DIR}/build/windows/app.so" PARENT_SCOPE)
list(APPEND FLUTTER_LIBRARY_HEADERS list(APPEND FLUTTER_LIBRARY_HEADERS
"flutter_export.h" "flutter_export.h"
"flutter_windows.h" "flutter_windows.h"
"flutter_messenger.h" "flutter_messenger.h"
"flutter_plugin_registrar.h" "flutter_plugin_registrar.h"
"flutter_texture_registrar.h" "flutter_texture_registrar.h"
) )
list(TRANSFORM FLUTTER_LIBRARY_HEADERS PREPEND "${EPHEMERAL_DIR}/") list(TRANSFORM FLUTTER_LIBRARY_HEADERS PREPEND "${EPHEMERAL_DIR}/")
add_library(flutter INTERFACE) add_library(flutter INTERFACE)
target_include_directories(flutter INTERFACE target_include_directories(flutter INTERFACE
"${EPHEMERAL_DIR}" "${EPHEMERAL_DIR}"
) )
target_link_libraries(flutter INTERFACE "${FLUTTER_LIBRARY}.lib") target_link_libraries(flutter INTERFACE "${FLUTTER_LIBRARY}.lib")
add_dependencies(flutter flutter_assemble) add_dependencies(flutter flutter_assemble)
# === Wrapper === # === Wrapper ===
list(APPEND CPP_WRAPPER_SOURCES_CORE list(APPEND CPP_WRAPPER_SOURCES_CORE
"core_implementations.cc" "core_implementations.cc"
"standard_codec.cc" "standard_codec.cc"
) )
list(TRANSFORM CPP_WRAPPER_SOURCES_CORE PREPEND "${WRAPPER_ROOT}/") list(TRANSFORM CPP_WRAPPER_SOURCES_CORE PREPEND "${WRAPPER_ROOT}/")
list(APPEND CPP_WRAPPER_SOURCES_PLUGIN list(APPEND CPP_WRAPPER_SOURCES_PLUGIN
"plugin_registrar.cc" "plugin_registrar.cc"
) )
list(TRANSFORM CPP_WRAPPER_SOURCES_PLUGIN PREPEND "${WRAPPER_ROOT}/") list(TRANSFORM CPP_WRAPPER_SOURCES_PLUGIN PREPEND "${WRAPPER_ROOT}/")
list(APPEND CPP_WRAPPER_SOURCES_APP list(APPEND CPP_WRAPPER_SOURCES_APP
"flutter_engine.cc" "flutter_engine.cc"
"flutter_view_controller.cc" "flutter_view_controller.cc"
) )
list(TRANSFORM CPP_WRAPPER_SOURCES_APP PREPEND "${WRAPPER_ROOT}/") list(TRANSFORM CPP_WRAPPER_SOURCES_APP PREPEND "${WRAPPER_ROOT}/")
# Wrapper sources needed for a plugin. # Wrapper sources needed for a plugin.
add_library(flutter_wrapper_plugin STATIC add_library(flutter_wrapper_plugin STATIC
${CPP_WRAPPER_SOURCES_CORE} ${CPP_WRAPPER_SOURCES_CORE}
${CPP_WRAPPER_SOURCES_PLUGIN} ${CPP_WRAPPER_SOURCES_PLUGIN}
) )
apply_standard_settings(flutter_wrapper_plugin) apply_standard_settings(flutter_wrapper_plugin)
set_target_properties(flutter_wrapper_plugin PROPERTIES set_target_properties(flutter_wrapper_plugin PROPERTIES
POSITION_INDEPENDENT_CODE ON) POSITION_INDEPENDENT_CODE ON)
set_target_properties(flutter_wrapper_plugin PROPERTIES set_target_properties(flutter_wrapper_plugin PROPERTIES
CXX_VISIBILITY_PRESET hidden) CXX_VISIBILITY_PRESET hidden)
target_link_libraries(flutter_wrapper_plugin PUBLIC flutter) target_link_libraries(flutter_wrapper_plugin PUBLIC flutter)
target_include_directories(flutter_wrapper_plugin PUBLIC target_include_directories(flutter_wrapper_plugin PUBLIC
"${WRAPPER_ROOT}/include" "${WRAPPER_ROOT}/include"
) )
add_dependencies(flutter_wrapper_plugin flutter_assemble) add_dependencies(flutter_wrapper_plugin flutter_assemble)
# Wrapper sources needed for the runner. # Wrapper sources needed for the runner.
add_library(flutter_wrapper_app STATIC add_library(flutter_wrapper_app STATIC
${CPP_WRAPPER_SOURCES_CORE} ${CPP_WRAPPER_SOURCES_CORE}
${CPP_WRAPPER_SOURCES_APP} ${CPP_WRAPPER_SOURCES_APP}
) )
apply_standard_settings(flutter_wrapper_app) apply_standard_settings(flutter_wrapper_app)
target_link_libraries(flutter_wrapper_app PUBLIC flutter) target_link_libraries(flutter_wrapper_app PUBLIC flutter)
target_include_directories(flutter_wrapper_app PUBLIC target_include_directories(flutter_wrapper_app PUBLIC
"${WRAPPER_ROOT}/include" "${WRAPPER_ROOT}/include"
) )
add_dependencies(flutter_wrapper_app flutter_assemble) add_dependencies(flutter_wrapper_app flutter_assemble)
# === Flutter tool backend === # === Flutter tool backend ===
# _phony_ is a non-existent file to force this command to run every time, # _phony_ is a non-existent file to force this command to run every time,
# since currently there's no way to get a full input/output list from the # since currently there's no way to get a full input/output list from the
# flutter tool. # flutter tool.
set(PHONY_OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/_phony_") set(PHONY_OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/_phony_")
set_source_files_properties("${PHONY_OUTPUT}" PROPERTIES SYMBOLIC TRUE) set_source_files_properties("${PHONY_OUTPUT}" PROPERTIES SYMBOLIC TRUE)
add_custom_command( add_custom_command(
OUTPUT ${FLUTTER_LIBRARY} ${FLUTTER_LIBRARY_HEADERS} OUTPUT ${FLUTTER_LIBRARY} ${FLUTTER_LIBRARY_HEADERS}
${CPP_WRAPPER_SOURCES_CORE} ${CPP_WRAPPER_SOURCES_PLUGIN} ${CPP_WRAPPER_SOURCES_CORE} ${CPP_WRAPPER_SOURCES_PLUGIN}
${CPP_WRAPPER_SOURCES_APP} ${CPP_WRAPPER_SOURCES_APP}
${PHONY_OUTPUT} ${PHONY_OUTPUT}
COMMAND ${CMAKE_COMMAND} -E env COMMAND ${CMAKE_COMMAND} -E env
${FLUTTER_TOOL_ENVIRONMENT} ${FLUTTER_TOOL_ENVIRONMENT}
"${FLUTTER_ROOT}/packages/flutter_tools/bin/tool_backend.bat" "${FLUTTER_ROOT}/packages/flutter_tools/bin/tool_backend.bat"
windows-x64 $<CONFIG> windows-x64 $<CONFIG>
VERBATIM VERBATIM
) )
add_custom_target(flutter_assemble DEPENDS add_custom_target(flutter_assemble DEPENDS
"${FLUTTER_LIBRARY}" "${FLUTTER_LIBRARY}"
${FLUTTER_LIBRARY_HEADERS} ${FLUTTER_LIBRARY_HEADERS}
${CPP_WRAPPER_SOURCES_CORE} ${CPP_WRAPPER_SOURCES_CORE}
${CPP_WRAPPER_SOURCES_PLUGIN} ${CPP_WRAPPER_SOURCES_PLUGIN}
${CPP_WRAPPER_SOURCES_APP} ${CPP_WRAPPER_SOURCES_APP}
) )

34
windows/runner/CMakeLists.txt
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@ -1,17 +1,17 @@
cmake_minimum_required(VERSION 3.15) cmake_minimum_required(VERSION 3.15)
project(runner LANGUAGES CXX) project(runner LANGUAGES CXX)
add_executable(${BINARY_NAME} WIN32 add_executable(${BINARY_NAME} WIN32
"flutter_window.cpp" "flutter_window.cpp"
"main.cpp" "main.cpp"
"utils.cpp" "utils.cpp"
"win32_window.cpp" "win32_window.cpp"
"${FLUTTER_MANAGED_DIR}/generated_plugin_registrant.cc" "${FLUTTER_MANAGED_DIR}/generated_plugin_registrant.cc"
"Runner.rc" "Runner.rc"
"runner.exe.manifest" "runner.exe.manifest"
) )
apply_standard_settings(${BINARY_NAME}) apply_standard_settings(${BINARY_NAME})
target_compile_definitions(${BINARY_NAME} PRIVATE "NOMINMAX") target_compile_definitions(${BINARY_NAME} PRIVATE "NOMINMAX")
target_link_libraries(${BINARY_NAME} PRIVATE flutter flutter_wrapper_app) target_link_libraries(${BINARY_NAME} PRIVATE flutter flutter_wrapper_app)
target_include_directories(${BINARY_NAME} PRIVATE "${CMAKE_SOURCE_DIR}") target_include_directories(${BINARY_NAME} PRIVATE "${CMAKE_SOURCE_DIR}")
add_dependencies(${BINARY_NAME} flutter_assemble) add_dependencies(${BINARY_NAME} flutter_assemble)

242
windows/runner/Runner.rc
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@ -1,121 +1,121 @@
// Microsoft Visual C++ generated resource script. // Microsoft Visual C++ generated resource script.
// //
#pragma code_page(65001) #pragma code_page(65001)
#include "resource.h" #include "resource.h"
#define APSTUDIO_READONLY_SYMBOLS #define APSTUDIO_READONLY_SYMBOLS
///////////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////////
// //
// Generated from the TEXTINCLUDE 2 resource. // Generated from the TEXTINCLUDE 2 resource.
// //
#include "winres.h" #include "winres.h"
///////////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////////
#undef APSTUDIO_READONLY_SYMBOLS #undef APSTUDIO_READONLY_SYMBOLS
///////////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////////
// English (United States) resources // English (United States) resources
#if !defined(AFX_RESOURCE_DLL) || defined(AFX_TARG_ENU) #if !defined(AFX_RESOURCE_DLL) || defined(AFX_TARG_ENU)
LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US
#ifdef APSTUDIO_INVOKED #ifdef APSTUDIO_INVOKED
///////////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////////
// //
// TEXTINCLUDE // TEXTINCLUDE
// //
1 TEXTINCLUDE 1 TEXTINCLUDE
BEGIN BEGIN
"resource.h\0" "resource.h\0"
END END
2 TEXTINCLUDE 2 TEXTINCLUDE
BEGIN BEGIN
"#include ""winres.h""\r\n" "#include ""winres.h""\r\n"
"\0" "\0"
END END
3 TEXTINCLUDE 3 TEXTINCLUDE
BEGIN BEGIN
"\r\n" "\r\n"
"\0" "\0"
END END
#endif // APSTUDIO_INVOKED #endif // APSTUDIO_INVOKED
///////////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////////
// //
// Icon // Icon
// //
// Icon with lowest ID value placed first to ensure application icon // Icon with lowest ID value placed first to ensure application icon
// remains consistent on all systems. // remains consistent on all systems.
IDI_APP_ICON ICON "resources\\app_icon.ico" IDI_APP_ICON ICON "resources\\app_icon.ico"
///////////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////////
// //
// Version // Version
// //
#ifdef FLUTTER_BUILD_NUMBER #ifdef FLUTTER_BUILD_NUMBER
#define VERSION_AS_NUMBER FLUTTER_BUILD_NUMBER #define VERSION_AS_NUMBER FLUTTER_BUILD_NUMBER
#else #else
#define VERSION_AS_NUMBER 1,0,0 #define VERSION_AS_NUMBER 1,0,0
#endif #endif
#ifdef FLUTTER_BUILD_NAME #ifdef FLUTTER_BUILD_NAME
#define VERSION_AS_STRING #FLUTTER_BUILD_NAME #define VERSION_AS_STRING #FLUTTER_BUILD_NAME
#else #else
#define VERSION_AS_STRING "1.0.0" #define VERSION_AS_STRING "1.0.0"
#endif #endif
VS_VERSION_INFO VERSIONINFO VS_VERSION_INFO VERSIONINFO
FILEVERSION VERSION_AS_NUMBER FILEVERSION VERSION_AS_NUMBER
PRODUCTVERSION VERSION_AS_NUMBER PRODUCTVERSION VERSION_AS_NUMBER
FILEFLAGSMASK VS_FFI_FILEFLAGSMASK FILEFLAGSMASK VS_FFI_FILEFLAGSMASK
#ifdef _DEBUG #ifdef _DEBUG
FILEFLAGS VS_FF_DEBUG FILEFLAGS VS_FF_DEBUG
#else #else
FILEFLAGS 0x0L FILEFLAGS 0x0L
#endif #endif
FILEOS VOS__WINDOWS32 FILEOS VOS__WINDOWS32
FILETYPE VFT_APP FILETYPE VFT_APP
FILESUBTYPE 0x0L FILESUBTYPE 0x0L
BEGIN BEGIN
BLOCK "StringFileInfo" BLOCK "StringFileInfo"
BEGIN BEGIN
BLOCK "040904e4" BLOCK "040904e4"
BEGIN BEGIN
VALUE "CompanyName", "com.firogames" "\0" VALUE "CompanyName", "com.firogames" "\0"
VALUE "FileDescription", "A new Flutter project." "\0" VALUE "FileDescription", "A new Flutter project." "\0"
VALUE "FileVersion", VERSION_AS_STRING "\0" VALUE "FileVersion", VERSION_AS_STRING "\0"
VALUE "InternalName", "firo_runner" "\0" VALUE "InternalName", "firo_runner" "\0"
VALUE "LegalCopyright", "Copyright (C) 2021 com.firogames. All rights reserved." "\0" VALUE "LegalCopyright", "Copyright (C) 2021 com.firogames. All rights reserved." "\0"
VALUE "OriginalFilename", "firo_runner.exe" "\0" VALUE "OriginalFilename", "firo_runner.exe" "\0"
VALUE "ProductName", "firo_runner" "\0" VALUE "ProductName", "firo_runner" "\0"
VALUE "ProductVersion", VERSION_AS_STRING "\0" VALUE "ProductVersion", VERSION_AS_STRING "\0"
END END
END END
BLOCK "VarFileInfo" BLOCK "VarFileInfo"
BEGIN BEGIN
VALUE "Translation", 0x409, 1252 VALUE "Translation", 0x409, 1252
END END
END END
#endif // English (United States) resources #endif // English (United States) resources
///////////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////////
#ifndef APSTUDIO_INVOKED #ifndef APSTUDIO_INVOKED
///////////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////////
// //
// Generated from the TEXTINCLUDE 3 resource. // Generated from the TEXTINCLUDE 3 resource.
// //
///////////////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////////////
#endif // not APSTUDIO_INVOKED #endif // not APSTUDIO_INVOKED

122
windows/runner/flutter_window.cpp
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@ -1,61 +1,61 @@
#include "flutter_window.h" #include "flutter_window.h"
#include <optional> #include <optional>
#include "flutter/generated_plugin_registrant.h" #include "flutter/generated_plugin_registrant.h"
FlutterWindow::FlutterWindow(const flutter::DartProject& project) FlutterWindow::FlutterWindow(const flutter::DartProject& project)
: project_(project) {} : project_(project) {}
FlutterWindow::~FlutterWindow() {} FlutterWindow::~FlutterWindow() {}
bool FlutterWindow::OnCreate() { bool FlutterWindow::OnCreate() {
if (!Win32Window::OnCreate()) { if (!Win32Window::OnCreate()) {
return false; return false;
} }
RECT frame = GetClientArea(); RECT frame = GetClientArea();
// The size here must match the window dimensions to avoid unnecessary surface // The size here must match the window dimensions to avoid unnecessary surface
// creation / destruction in the startup path. // creation / destruction in the startup path.
flutter_controller_ = std::make_unique<flutter::FlutterViewController>( flutter_controller_ = std::make_unique<flutter::FlutterViewController>(
frame.right - frame.left, frame.bottom - frame.top, project_); frame.right - frame.left, frame.bottom - frame.top, project_);
// Ensure that basic setup of the controller was successful. // Ensure that basic setup of the controller was successful.
if (!flutter_controller_->engine() || !flutter_controller_->view()) { if (!flutter_controller_->engine() || !flutter_controller_->view()) {
return false; return false;
} }
RegisterPlugins(flutter_controller_->engine()); RegisterPlugins(flutter_controller_->engine());
SetChildContent(flutter_controller_->view()->GetNativeWindow()); SetChildContent(flutter_controller_->view()->GetNativeWindow());
return true; return true;
} }
void FlutterWindow::OnDestroy() { void FlutterWindow::OnDestroy() {
if (flutter_controller_) { if (flutter_controller_) {
flutter_controller_ = nullptr; flutter_controller_ = nullptr;
} }
Win32Window::OnDestroy(); Win32Window::OnDestroy();
} }
LRESULT LRESULT
FlutterWindow::MessageHandler(HWND hwnd, UINT const message, FlutterWindow::MessageHandler(HWND hwnd, UINT const message,
WPARAM const wparam, WPARAM const wparam,
LPARAM const lparam) noexcept { LPARAM const lparam) noexcept {
// Give Flutter, including plugins, an opportunity to handle window messages. // Give Flutter, including plugins, an opportunity to handle window messages.
if (flutter_controller_) { if (flutter_controller_) {
std::optional<LRESULT> result = std::optional<LRESULT> result =
flutter_controller_->HandleTopLevelWindowProc(hwnd, message, wparam, flutter_controller_->HandleTopLevelWindowProc(hwnd, message, wparam,
lparam); lparam);
if (result) { if (result) {
return *result; return *result;
} }
} }
switch (message) { switch (message) {
case WM_FONTCHANGE: case WM_FONTCHANGE:
flutter_controller_->engine()->ReloadSystemFonts(); flutter_controller_->engine()->ReloadSystemFonts();
break; break;
} }
return Win32Window::MessageHandler(hwnd, message, wparam, lparam); return Win32Window::MessageHandler(hwnd, message, wparam, lparam);
} }

66
windows/runner/flutter_window.h
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@ -1,33 +1,33 @@
#ifndef RUNNER_FLUTTER_WINDOW_H_ #ifndef RUNNER_FLUTTER_WINDOW_H_
#define RUNNER_FLUTTER_WINDOW_H_ #define RUNNER_FLUTTER_WINDOW_H_
#include <flutter/dart_project.h> #include <flutter/dart_project.h>
#include <flutter/flutter_view_controller.h> #include <flutter/flutter_view_controller.h>
#include <memory> #include <memory>
#include "win32_window.h" #include "win32_window.h"
// A window that does nothing but host a Flutter view. // A window that does nothing but host a Flutter view.
class FlutterWindow : public Win32Window { class FlutterWindow : public Win32Window {
public: public:
// Creates a new FlutterWindow hosting a Flutter view running |project|. // Creates a new FlutterWindow hosting a Flutter view running |project|.
explicit FlutterWindow(const flutter::DartProject& project); explicit FlutterWindow(const flutter::DartProject& project);
virtual ~FlutterWindow(); virtual ~FlutterWindow();
protected: protected:
// Win32Window: // Win32Window:
bool OnCreate() override; bool OnCreate() override;
void OnDestroy() override; void OnDestroy() override;
LRESULT MessageHandler(HWND window, UINT const message, WPARAM const wparam, LRESULT MessageHandler(HWND window, UINT const message, WPARAM const wparam,
LPARAM const lparam) noexcept override; LPARAM const lparam) noexcept override;
private: private:
// The project to run. // The project to run.
flutter::DartProject project_; flutter::DartProject project_;
// The Flutter instance hosted by this window. // The Flutter instance hosted by this window.
std::unique_ptr<flutter::FlutterViewController> flutter_controller_; std::unique_ptr<flutter::FlutterViewController> flutter_controller_;
}; };
#endif // RUNNER_FLUTTER_WINDOW_H_ #endif // RUNNER_FLUTTER_WINDOW_H_

86
windows/runner/main.cpp
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@ -1,43 +1,43 @@
#include <flutter/dart_project.h> #include <flutter/dart_project.h>
#include <flutter/flutter_view_controller.h> #include <flutter/flutter_view_controller.h>
#include <windows.h> #include <windows.h>
#include "flutter_window.h" #include "flutter_window.h"
#include "utils.h" #include "utils.h"
int APIENTRY wWinMain(_In_ HINSTANCE instance, _In_opt_ HINSTANCE prev, int APIENTRY wWinMain(_In_ HINSTANCE instance, _In_opt_ HINSTANCE prev,
_In_ wchar_t *command_line, _In_ int show_command) { _In_ wchar_t *command_line, _In_ int show_command) {
// Attach to console when present (e.g., 'flutter run') or create a // Attach to console when present (e.g., 'flutter run') or create a
// new console when running with a debugger. // new console when running with a debugger.
if (!::AttachConsole(ATTACH_PARENT_PROCESS) && ::IsDebuggerPresent()) { if (!::AttachConsole(ATTACH_PARENT_PROCESS) && ::IsDebuggerPresent()) {
CreateAndAttachConsole(); CreateAndAttachConsole();
} }
// Initialize COM, so that it is available for use in the library and/or // Initialize COM, so that it is available for use in the library and/or
// plugins. // plugins.
::CoInitializeEx(nullptr, COINIT_APARTMENTTHREADED); ::CoInitializeEx(nullptr, COINIT_APARTMENTTHREADED);
flutter::DartProject project(L"data"); flutter::DartProject project(L"data");
std::vector<std::string> command_line_arguments = std::vector<std::string> command_line_arguments =
GetCommandLineArguments(); GetCommandLineArguments();
project.set_dart_entrypoint_arguments(std::move(command_line_arguments)); project.set_dart_entrypoint_arguments(std::move(command_line_arguments));
FlutterWindow window(project); FlutterWindow window(project);
Win32Window::Point origin(10, 10); Win32Window::Point origin(10, 10);
Win32Window::Size size(1280, 720); Win32Window::Size size(1280, 720);
if (!window.CreateAndShow(L"firo_runner", origin, size)) { if (!window.CreateAndShow(L"firo_runner", origin, size)) {
return EXIT_FAILURE; return EXIT_FAILURE;
} }
window.SetQuitOnClose(true); window.SetQuitOnClose(true);
::MSG msg; ::MSG msg;
while (::GetMessage(&msg, nullptr, 0, 0)) { while (::GetMessage(&msg, nullptr, 0, 0)) {
::TranslateMessage(&msg); ::TranslateMessage(&msg);
::DispatchMessage(&msg); ::DispatchMessage(&msg);
} }
::CoUninitialize(); ::CoUninitialize();
return EXIT_SUCCESS; return EXIT_SUCCESS;
} }

32
windows/runner/resource.h
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@ -1,16 +1,16 @@
//{{NO_DEPENDENCIES}} //{{NO_DEPENDENCIES}}
// Microsoft Visual C++ generated include file. // Microsoft Visual C++ generated include file.
// Used by Runner.rc // Used by Runner.rc
// //
#define IDI_APP_ICON 101 #define IDI_APP_ICON 101
// Next default values for new objects // Next default values for new objects
// //
#ifdef APSTUDIO_INVOKED #ifdef APSTUDIO_INVOKED
#ifndef APSTUDIO_READONLY_SYMBOLS #ifndef APSTUDIO_READONLY_SYMBOLS
#define _APS_NEXT_RESOURCE_VALUE 102 #define _APS_NEXT_RESOURCE_VALUE 102
#define _APS_NEXT_COMMAND_VALUE 40001 #define _APS_NEXT_COMMAND_VALUE 40001
#define _APS_NEXT_CONTROL_VALUE 1001 #define _APS_NEXT_CONTROL_VALUE 1001
#define _APS_NEXT_SYMED_VALUE 101 #define _APS_NEXT_SYMED_VALUE 101
#endif #endif
#endif #endif

40
windows/runner/runner.exe.manifest
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@ -1,20 +1,20 @@
<?xml version="1.0" encoding="UTF-8" standalone="yes"?> <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0"> <assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0">
<application xmlns="urn:schemas-microsoft-com:asm.v3"> <application xmlns="urn:schemas-microsoft-com:asm.v3">
<windowsSettings> <windowsSettings>
<dpiAwareness xmlns="http://schemas.microsoft.com/SMI/2016/WindowsSettings">PerMonitorV2</dpiAwareness> <dpiAwareness xmlns="http://schemas.microsoft.com/SMI/2016/WindowsSettings">PerMonitorV2</dpiAwareness>
</windowsSettings> </windowsSettings>
</application> </application>
<compatibility xmlns="urn:schemas-microsoft-com:compatibility.v1"> <compatibility xmlns="urn:schemas-microsoft-com:compatibility.v1">
<application> <application>
<!-- Windows 10 --> <!-- Windows 10 -->
<supportedOS Id="{8e0f7a12-bfb3-4fe8-b9a5-48fd50a15a9a}"/> <supportedOS Id="{8e0f7a12-bfb3-4fe8-b9a5-48fd50a15a9a}"/>
<!-- Windows 8.1 --> <!-- Windows 8.1 -->
<supportedOS Id="{1f676c76-80e1-4239-95bb-83d0f6d0da78}"/> <supportedOS Id="{1f676c76-80e1-4239-95bb-83d0f6d0da78}"/>
<!-- Windows 8 --> <!-- Windows 8 -->
<supportedOS Id="{4a2f28e3-53b9-4441-ba9c-d69d4a4a6e38}"/> <supportedOS Id="{4a2f28e3-53b9-4441-ba9c-d69d4a4a6e38}"/>
<!-- Windows 7 --> <!-- Windows 7 -->
<supportedOS Id="{35138b9a-5d96-4fbd-8e2d-a2440225f93a}"/> <supportedOS Id="{35138b9a-5d96-4fbd-8e2d-a2440225f93a}"/>
</application> </application>
</compatibility> </compatibility>
</assembly> </assembly>

128
windows/runner/utils.cpp
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@ -1,64 +1,64 @@
#include "utils.h" #include "utils.h"
#include <flutter_windows.h> #include <flutter_windows.h>
#include <io.h> #include <io.h>
#include <stdio.h> #include <stdio.h>
#include <windows.h> #include <windows.h>
#include <iostream> #include <iostream>
void CreateAndAttachConsole() { void CreateAndAttachConsole() {
if (::AllocConsole()) { if (::AllocConsole()) {
FILE *unused; FILE *unused;
if (freopen_s(&unused, "CONOUT$", "w", stdout)) { if (freopen_s(&unused, "CONOUT$", "w", stdout)) {
_dup2(_fileno(stdout), 1); _dup2(_fileno(stdout), 1);
} }
if (freopen_s(&unused, "CONOUT$", "w", stderr)) { if (freopen_s(&unused, "CONOUT$", "w", stderr)) {
_dup2(_fileno(stdout), 2); _dup2(_fileno(stdout), 2);
} }
std::ios::sync_with_stdio(); std::ios::sync_with_stdio();
FlutterDesktopResyncOutputStreams(); FlutterDesktopResyncOutputStreams();
} }
} }
std::vector<std::string> GetCommandLineArguments() { std::vector<std::string> GetCommandLineArguments() {
// Convert the UTF-16 command line arguments to UTF-8 for the Engine to use. // Convert the UTF-16 command line arguments to UTF-8 for the Engine to use.
int argc; int argc;
wchar_t** argv = ::CommandLineToArgvW(::GetCommandLineW(), &argc); wchar_t** argv = ::CommandLineToArgvW(::GetCommandLineW(), &argc);
if (argv == nullptr) { if (argv == nullptr) {
return std::vector<std::string>(); return std::vector<std::string>();
} }
std::vector<std::string> command_line_arguments; std::vector<std::string> command_line_arguments;
// Skip the first argument as it's the binary name. // Skip the first argument as it's the binary name.
for (int i = 1; i < argc; i++) { for (int i = 1; i < argc; i++) {
command_line_arguments.push_back(Utf8FromUtf16(argv[i])); command_line_arguments.push_back(Utf8FromUtf16(argv[i]));
} }
::LocalFree(argv); ::LocalFree(argv);
return command_line_arguments; return command_line_arguments;
} }
std::string Utf8FromUtf16(const wchar_t* utf16_string) { std::string Utf8FromUtf16(const wchar_t* utf16_string) {
if (utf16_string == nullptr) { if (utf16_string == nullptr) {
return std::string(); return std::string();
} }
int target_length = ::WideCharToMultiByte( int target_length = ::WideCharToMultiByte(
CP_UTF8, WC_ERR_INVALID_CHARS, utf16_string, CP_UTF8, WC_ERR_INVALID_CHARS, utf16_string,
-1, nullptr, 0, nullptr, nullptr); -1, nullptr, 0, nullptr, nullptr);
if (target_length == 0) { if (target_length == 0) {
return std::string(); return std::string();
} }
std::string utf8_string; std::string utf8_string;
utf8_string.resize(target_length); utf8_string.resize(target_length);
int converted_length = ::WideCharToMultiByte( int converted_length = ::WideCharToMultiByte(
CP_UTF8, WC_ERR_INVALID_CHARS, utf16_string, CP_UTF8, WC_ERR_INVALID_CHARS, utf16_string,
-1, utf8_string.data(), -1, utf8_string.data(),
target_length, nullptr, nullptr); target_length, nullptr, nullptr);
if (converted_length == 0) { if (converted_length == 0) {
return std::string(); return std::string();
} }
return utf8_string; return utf8_string;
} }

38
windows/runner/utils.h
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@ -1,19 +1,19 @@
#ifndef RUNNER_UTILS_H_ #ifndef RUNNER_UTILS_H_
#define RUNNER_UTILS_H_ #define RUNNER_UTILS_H_
#include <string> #include <string>
#include <vector> #include <vector>
// Creates a console for the process, and redirects stdout and stderr to // Creates a console for the process, and redirects stdout and stderr to
// it for both the runner and the Flutter library. // it for both the runner and the Flutter library.
void CreateAndAttachConsole(); void CreateAndAttachConsole();
// Takes a null-terminated wchar_t* encoded in UTF-16 and returns a std::string // 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. // encoded in UTF-8. Returns an empty std::string on failure.
std::string Utf8FromUtf16(const wchar_t* utf16_string); std::string Utf8FromUtf16(const wchar_t* utf16_string);
// Gets the command line arguments passed in as a std::vector<std::string>, // Gets the command line arguments passed in as a std::vector<std::string>,
// encoded in UTF-8. Returns an empty std::vector<std::string> on failure. // encoded in UTF-8. Returns an empty std::vector<std::string> on failure.
std::vector<std::string> GetCommandLineArguments(); std::vector<std::string> GetCommandLineArguments();
#endif // RUNNER_UTILS_H_ #endif // RUNNER_UTILS_H_

490
windows/runner/win32_window.cpp
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@ -1,245 +1,245 @@
#include "win32_window.h" #include "win32_window.h"
#include <flutter_windows.h> #include <flutter_windows.h>
#include "resource.h" #include "resource.h"
namespace { namespace {
constexpr const wchar_t kWindowClassName[] = L"FLUTTER_RUNNER_WIN32_WINDOW"; constexpr const wchar_t kWindowClassName[] = L"FLUTTER_RUNNER_WIN32_WINDOW";
// The number of Win32Window objects that currently exist. // The number of Win32Window objects that currently exist.
static int g_active_window_count = 0; static int g_active_window_count = 0;
using EnableNonClientDpiScaling = BOOL __stdcall(HWND hwnd); using EnableNonClientDpiScaling = BOOL __stdcall(HWND hwnd);
// Scale helper to convert logical scaler values to physical using passed in // Scale helper to convert logical scaler values to physical using passed in
// scale factor // scale factor
int Scale(int source, double scale_factor) { int Scale(int source, double scale_factor) {
return static_cast<int>(source * scale_factor); return static_cast<int>(source * scale_factor);
} }
// Dynamically loads the |EnableNonClientDpiScaling| from the User32 module. // Dynamically loads the |EnableNonClientDpiScaling| from the User32 module.
// This API is only needed for PerMonitor V1 awareness mode. // This API is only needed for PerMonitor V1 awareness mode.
void EnableFullDpiSupportIfAvailable(HWND hwnd) { void EnableFullDpiSupportIfAvailable(HWND hwnd) {
HMODULE user32_module = LoadLibraryA("User32.dll"); HMODULE user32_module = LoadLibraryA("User32.dll");
if (!user32_module) { if (!user32_module) {
return; return;
} }
auto enable_non_client_dpi_scaling = auto enable_non_client_dpi_scaling =
reinterpret_cast<EnableNonClientDpiScaling*>( reinterpret_cast<EnableNonClientDpiScaling*>(
GetProcAddress(user32_module, "EnableNonClientDpiScaling")); GetProcAddress(user32_module, "EnableNonClientDpiScaling"));
if (enable_non_client_dpi_scaling != nullptr) { if (enable_non_client_dpi_scaling != nullptr) {
enable_non_client_dpi_scaling(hwnd); enable_non_client_dpi_scaling(hwnd);
FreeLibrary(user32_module); FreeLibrary(user32_module);
} }
} }
} // namespace } // namespace
// Manages the Win32Window's window class registration. // Manages the Win32Window's window class registration.
class WindowClassRegistrar { class WindowClassRegistrar {
public: public:
~WindowClassRegistrar() = default; ~WindowClassRegistrar() = default;
// Returns the singleton registar instance. // Returns the singleton registar instance.
static WindowClassRegistrar* GetInstance() { static WindowClassRegistrar* GetInstance() {
if (!instance_) { if (!instance_) {
instance_ = new WindowClassRegistrar(); instance_ = new WindowClassRegistrar();
} }
return instance_; return instance_;
} }
// Returns the name of the window class, registering the class if it hasn't // Returns the name of the window class, registering the class if it hasn't
// previously been registered. // previously been registered.
const wchar_t* GetWindowClass(); const wchar_t* GetWindowClass();
// Unregisters the window class. Should only be called if there are no // Unregisters the window class. Should only be called if there are no
// instances of the window. // instances of the window.
void UnregisterWindowClass(); void UnregisterWindowClass();
private: private:
WindowClassRegistrar() = default; WindowClassRegistrar() = default;
static WindowClassRegistrar* instance_; static WindowClassRegistrar* instance_;
bool class_registered_ = false; bool class_registered_ = false;
}; };
WindowClassRegistrar* WindowClassRegistrar::instance_ = nullptr; WindowClassRegistrar* WindowClassRegistrar::instance_ = nullptr;
const wchar_t* WindowClassRegistrar::GetWindowClass() { const wchar_t* WindowClassRegistrar::GetWindowClass() {
if (!class_registered_) { if (!class_registered_) {
WNDCLASS window_class{}; WNDCLASS window_class{};
window_class.hCursor = LoadCursor(nullptr, IDC_ARROW); window_class.hCursor = LoadCursor(nullptr, IDC_ARROW);
window_class.lpszClassName = kWindowClassName; window_class.lpszClassName = kWindowClassName;
window_class.style = CS_HREDRAW | CS_VREDRAW; window_class.style = CS_HREDRAW | CS_VREDRAW;
window_class.cbClsExtra = 0; window_class.cbClsExtra = 0;
window_class.cbWndExtra = 0; window_class.cbWndExtra = 0;
window_class.hInstance = GetModuleHandle(nullptr); window_class.hInstance = GetModuleHandle(nullptr);
window_class.hIcon = window_class.hIcon =
LoadIcon(window_class.hInstance, MAKEINTRESOURCE(IDI_APP_ICON)); LoadIcon(window_class.hInstance, MAKEINTRESOURCE(IDI_APP_ICON));
window_class.hbrBackground = 0; window_class.hbrBackground = 0;
window_class.lpszMenuName = nullptr; window_class.lpszMenuName = nullptr;
window_class.lpfnWndProc = Win32Window::WndProc; window_class.lpfnWndProc = Win32Window::WndProc;
RegisterClass(&window_class); RegisterClass(&window_class);
class_registered_ = true; class_registered_ = true;
} }
return kWindowClassName; return kWindowClassName;
} }
void WindowClassRegistrar::UnregisterWindowClass() { void WindowClassRegistrar::UnregisterWindowClass() {
UnregisterClass(kWindowClassName, nullptr); UnregisterClass(kWindowClassName, nullptr);
class_registered_ = false; class_registered_ = false;
} }
Win32Window::Win32Window() { Win32Window::Win32Window() {
++g_active_window_count; ++g_active_window_count;
} }
Win32Window::~Win32Window() { Win32Window::~Win32Window() {
--g_active_window_count; --g_active_window_count;
Destroy(); Destroy();
} }
bool Win32Window::CreateAndShow(const std::wstring& title, bool Win32Window::CreateAndShow(const std::wstring& title,
const Point& origin, const Point& origin,
const Size& size) { const Size& size) {
Destroy(); Destroy();
const wchar_t* window_class = const wchar_t* window_class =
WindowClassRegistrar::GetInstance()->GetWindowClass(); WindowClassRegistrar::GetInstance()->GetWindowClass();
const POINT target_point = {static_cast<LONG>(origin.x), const POINT target_point = {static_cast<LONG>(origin.x),
static_cast<LONG>(origin.y)}; static_cast<LONG>(origin.y)};
HMONITOR monitor = MonitorFromPoint(target_point, MONITOR_DEFAULTTONEAREST); HMONITOR monitor = MonitorFromPoint(target_point, MONITOR_DEFAULTTONEAREST);
UINT dpi = FlutterDesktopGetDpiForMonitor(monitor); UINT dpi = FlutterDesktopGetDpiForMonitor(monitor);
double scale_factor = dpi / 96.0; double scale_factor = dpi / 96.0;
HWND window = CreateWindow( HWND window = CreateWindow(
window_class, title.c_str(), WS_OVERLAPPEDWINDOW | WS_VISIBLE, window_class, title.c_str(), WS_OVERLAPPEDWINDOW | WS_VISIBLE,
Scale(origin.x, scale_factor), Scale(origin.y, scale_factor), Scale(origin.x, scale_factor), Scale(origin.y, scale_factor),
Scale(size.width, scale_factor), Scale(size.height, scale_factor), Scale(size.width, scale_factor), Scale(size.height, scale_factor),
nullptr, nullptr, GetModuleHandle(nullptr), this); nullptr, nullptr, GetModuleHandle(nullptr), this);
if (!window) { if (!window) {
return false; return false;
} }
return OnCreate(); return OnCreate();
} }
// static // static
LRESULT CALLBACK Win32Window::WndProc(HWND const window, LRESULT CALLBACK Win32Window::WndProc(HWND const window,
UINT const message, UINT const message,
WPARAM const wparam, WPARAM const wparam,
LPARAM const lparam) noexcept { LPARAM const lparam) noexcept {
if (message == WM_NCCREATE) { if (message == WM_NCCREATE) {
auto window_struct = reinterpret_cast<CREATESTRUCT*>(lparam); auto window_struct = reinterpret_cast<CREATESTRUCT*>(lparam);
SetWindowLongPtr(window, GWLP_USERDATA, SetWindowLongPtr(window, GWLP_USERDATA,
reinterpret_cast<LONG_PTR>(window_struct->lpCreateParams)); reinterpret_cast<LONG_PTR>(window_struct->lpCreateParams));
auto that = static_cast<Win32Window*>(window_struct->lpCreateParams); auto that = static_cast<Win32Window*>(window_struct->lpCreateParams);
EnableFullDpiSupportIfAvailable(window); EnableFullDpiSupportIfAvailable(window);
that->window_handle_ = window; that->window_handle_ = window;
} else if (Win32Window* that = GetThisFromHandle(window)) { } else if (Win32Window* that = GetThisFromHandle(window)) {
return that->MessageHandler(window, message, wparam, lparam); return that->MessageHandler(window, message, wparam, lparam);
} }
return DefWindowProc(window, message, wparam, lparam); return DefWindowProc(window, message, wparam, lparam);
} }
LRESULT LRESULT
Win32Window::MessageHandler(HWND hwnd, Win32Window::MessageHandler(HWND hwnd,
UINT const message, UINT const message,
WPARAM const wparam, WPARAM const wparam,
LPARAM const lparam) noexcept { LPARAM const lparam) noexcept {
switch (message) { switch (message) {
case WM_DESTROY: case WM_DESTROY:
window_handle_ = nullptr; window_handle_ = nullptr;
Destroy(); Destroy();
if (quit_on_close_) { if (quit_on_close_) {
PostQuitMessage(0); PostQuitMessage(0);
} }
return 0; return 0;
case WM_DPICHANGED: { case WM_DPICHANGED: {
auto newRectSize = reinterpret_cast<RECT*>(lparam); auto newRectSize = reinterpret_cast<RECT*>(lparam);
LONG newWidth = newRectSize->right - newRectSize->left; LONG newWidth = newRectSize->right - newRectSize->left;
LONG newHeight = newRectSize->bottom - newRectSize->top; LONG newHeight = newRectSize->bottom - newRectSize->top;
SetWindowPos(hwnd, nullptr, newRectSize->left, newRectSize->top, newWidth, SetWindowPos(hwnd, nullptr, newRectSize->left, newRectSize->top, newWidth,
newHeight, SWP_NOZORDER | SWP_NOACTIVATE); newHeight, SWP_NOZORDER | SWP_NOACTIVATE);
return 0; return 0;
} }
case WM_SIZE: { case WM_SIZE: {
RECT rect = GetClientArea(); RECT rect = GetClientArea();
if (child_content_ != nullptr) { if (child_content_ != nullptr) {
// Size and position the child window. // Size and position the child window.
MoveWindow(child_content_, rect.left, rect.top, rect.right - rect.left, MoveWindow(child_content_, rect.left, rect.top, rect.right - rect.left,
rect.bottom - rect.top, TRUE); rect.bottom - rect.top, TRUE);
} }
return 0; return 0;
} }
case WM_ACTIVATE: case WM_ACTIVATE:
if (child_content_ != nullptr) { if (child_content_ != nullptr) {
SetFocus(child_content_); SetFocus(child_content_);
} }
return 0; return 0;
} }
return DefWindowProc(window_handle_, message, wparam, lparam); return DefWindowProc(window_handle_, message, wparam, lparam);
} }
void Win32Window::Destroy() { void Win32Window::Destroy() {
OnDestroy(); OnDestroy();
if (window_handle_) { if (window_handle_) {
DestroyWindow(window_handle_); DestroyWindow(window_handle_);
window_handle_ = nullptr; window_handle_ = nullptr;
} }
if (g_active_window_count == 0) { if (g_active_window_count == 0) {
WindowClassRegistrar::GetInstance()->UnregisterWindowClass(); WindowClassRegistrar::GetInstance()->UnregisterWindowClass();
} }
} }
Win32Window* Win32Window::GetThisFromHandle(HWND const window) noexcept { Win32Window* Win32Window::GetThisFromHandle(HWND const window) noexcept {
return reinterpret_cast<Win32Window*>( return reinterpret_cast<Win32Window*>(
GetWindowLongPtr(window, GWLP_USERDATA)); GetWindowLongPtr(window, GWLP_USERDATA));
} }
void Win32Window::SetChildContent(HWND content) { void Win32Window::SetChildContent(HWND content) {
child_content_ = content; child_content_ = content;
SetParent(content, window_handle_); SetParent(content, window_handle_);
RECT frame = GetClientArea(); RECT frame = GetClientArea();
MoveWindow(content, frame.left, frame.top, frame.right - frame.left, MoveWindow(content, frame.left, frame.top, frame.right - frame.left,
frame.bottom - frame.top, true); frame.bottom - frame.top, true);
SetFocus(child_content_); SetFocus(child_content_);
} }
RECT Win32Window::GetClientArea() { RECT Win32Window::GetClientArea() {
RECT frame; RECT frame;
GetClientRect(window_handle_, &frame); GetClientRect(window_handle_, &frame);
return frame; return frame;
} }
HWND Win32Window::GetHandle() { HWND Win32Window::GetHandle() {
return window_handle_; return window_handle_;
} }
void Win32Window::SetQuitOnClose(bool quit_on_close) { void Win32Window::SetQuitOnClose(bool quit_on_close) {
quit_on_close_ = quit_on_close; quit_on_close_ = quit_on_close;
} }
bool Win32Window::OnCreate() { bool Win32Window::OnCreate() {
// No-op; provided for subclasses. // No-op; provided for subclasses.
return true; return true;
} }
void Win32Window::OnDestroy() { void Win32Window::OnDestroy() {
// No-op; provided for subclasses. // No-op; provided for subclasses.
} }

196
windows/runner/win32_window.h
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@ -1,98 +1,98 @@
#ifndef RUNNER_WIN32_WINDOW_H_ #ifndef RUNNER_WIN32_WINDOW_H_
#define RUNNER_WIN32_WINDOW_H_ #define RUNNER_WIN32_WINDOW_H_
#include <windows.h> #include <windows.h>
#include <functional> #include <functional>
#include <memory> #include <memory>
#include <string> #include <string>
// A class abstraction for a high DPI-aware Win32 Window. Intended to be // A class abstraction for a high DPI-aware Win32 Window. Intended to be
// inherited from by classes that wish to specialize with custom // inherited from by classes that wish to specialize with custom
// rendering and input handling // rendering and input handling
class Win32Window { class Win32Window {
public: public:
struct Point { struct Point {
unsigned int x; unsigned int x;
unsigned int y; unsigned int y;
Point(unsigned int x, unsigned int y) : x(x), y(y) {} Point(unsigned int x, unsigned int y) : x(x), y(y) {}
}; };
struct Size { struct Size {
unsigned int width; unsigned int width;
unsigned int height; unsigned int height;
Size(unsigned int width, unsigned int height) Size(unsigned int width, unsigned int height)
: width(width), height(height) {} : width(width), height(height) {}
}; };
Win32Window(); Win32Window();
virtual ~Win32Window(); virtual ~Win32Window();
// Creates and shows a win32 window with |title| and position and size using // Creates and shows a win32 window with |title| and position and size using
// |origin| and |size|. New windows are created on the default monitor. Window // |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 // sizes are specified to the OS in physical pixels, hence to ensure a
// consistent size to will treat the width height passed in to this function // consistent size to will treat the width height passed in to this function
// as logical pixels and scale to appropriate for the default monitor. Returns // as logical pixels and scale to appropriate for the default monitor. Returns
// true if the window was created successfully. // true if the window was created successfully.
bool CreateAndShow(const std::wstring& title, bool CreateAndShow(const std::wstring& title,
const Point& origin, const Point& origin,
const Size& size); const Size& size);
// Release OS resources associated with window. // Release OS resources associated with window.
void Destroy(); void Destroy();
// Inserts |content| into the window tree. // Inserts |content| into the window tree.
void SetChildContent(HWND content); void SetChildContent(HWND content);
// Returns the backing Window handle to enable clients to set icon and other // Returns the backing Window handle to enable clients to set icon and other
// window properties. Returns nullptr if the window has been destroyed. // window properties. Returns nullptr if the window has been destroyed.
HWND GetHandle(); HWND GetHandle();
// If true, closing this window will quit the application. // If true, closing this window will quit the application.
void SetQuitOnClose(bool quit_on_close); void SetQuitOnClose(bool quit_on_close);
// Return a RECT representing the bounds of the current client area. // Return a RECT representing the bounds of the current client area.
RECT GetClientArea(); RECT GetClientArea();
protected: protected:
// Processes and route salient window messages for mouse handling, // Processes and route salient window messages for mouse handling,
// size change and DPI. Delegates handling of these to member overloads that // size change and DPI. Delegates handling of these to member overloads that
// inheriting classes can handle. // inheriting classes can handle.
virtual LRESULT MessageHandler(HWND window, virtual LRESULT MessageHandler(HWND window,
UINT const message, UINT const message,
WPARAM const wparam, WPARAM const wparam,
LPARAM const lparam) noexcept; LPARAM const lparam) noexcept;
// Called when CreateAndShow is called, allowing subclass window-related // Called when CreateAndShow is called, allowing subclass window-related
// setup. Subclasses should return false if setup fails. // setup. Subclasses should return false if setup fails.
virtual bool OnCreate(); virtual bool OnCreate();
// Called when Destroy is called. // Called when Destroy is called.
virtual void OnDestroy(); virtual void OnDestroy();
private: private:
friend class WindowClassRegistrar; friend class WindowClassRegistrar;
// OS callback called by message pump. Handles the WM_NCCREATE message which // 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 // is passed when the non-client area is being created and enables automatic
// non-client DPI scaling so that the non-client area automatically // non-client DPI scaling so that the non-client area automatically
// responsponds to changes in DPI. All other messages are handled by // responsponds to changes in DPI. All other messages are handled by
// MessageHandler. // MessageHandler.
static LRESULT CALLBACK WndProc(HWND const window, static LRESULT CALLBACK WndProc(HWND const window,
UINT const message, UINT const message,
WPARAM const wparam, WPARAM const wparam,
LPARAM const lparam) noexcept; LPARAM const lparam) noexcept;
// Retrieves a class instance pointer for |window| // Retrieves a class instance pointer for |window|
static Win32Window* GetThisFromHandle(HWND const window) noexcept; static Win32Window* GetThisFromHandle(HWND const window) noexcept;
bool quit_on_close_ = false; bool quit_on_close_ = false;
// window handle for top level window. // window handle for top level window.
HWND window_handle_ = nullptr; HWND window_handle_ = nullptr;
// window handle for hosted content. // window handle for hosted content.
HWND child_content_ = nullptr; HWND child_content_ = nullptr;
}; };
#endif // RUNNER_WIN32_WINDOW_H_ #endif // RUNNER_WIN32_WINDOW_H_