diff --git a/packages/image_picker/image_picker/CHANGELOG.md b/packages/image_picker/image_picker/CHANGELOG.md index 90829cc7ae6a..11bec6f1db50 100644 --- a/packages/image_picker/image_picker/CHANGELOG.md +++ b/packages/image_picker/image_picker/CHANGELOG.md @@ -1,3 +1,7 @@ +## 0.9.0 + +* Added initial Windows support. + ## 0.8.4+3 * Suppress a unchecked cast build warning. diff --git a/packages/image_picker/image_picker/example/windows/.gitignore b/packages/image_picker/image_picker/example/windows/.gitignore new file mode 100644 index 000000000000..d492d0d98c8f --- /dev/null +++ b/packages/image_picker/image_picker/example/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/packages/image_picker/image_picker/example/windows/CMakeLists.txt b/packages/image_picker/image_picker/example/windows/CMakeLists.txt new file mode 100644 index 000000000000..abf90408efb4 --- /dev/null +++ b/packages/image_picker/image_picker/example/windows/CMakeLists.txt @@ -0,0 +1,95 @@ +cmake_minimum_required(VERSION 3.15) +project(example LANGUAGES CXX) + +set(BINARY_NAME "example") + +cmake_policy(SET CMP0063 NEW) + +set(CMAKE_INSTALL_RPATH "$ORIGIN/lib") + +# Configure build options. +get_property(IS_MULTICONFIG GLOBAL PROPERTY GENERATOR_IS_MULTI_CONFIG) +if(IS_MULTICONFIG) + set(CMAKE_CONFIGURATION_TYPES "Debug;Profile;Release" + CACHE STRING "" FORCE) +else() + if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES) + set(CMAKE_BUILD_TYPE "Debug" CACHE + STRING "Flutter build mode" FORCE) + set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS + "Debug" "Profile" "Release") + endif() +endif() + +set(CMAKE_EXE_LINKER_FLAGS_PROFILE "${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 "${CMAKE_CXX_FLAGS_RELEASE}") + +# Use Unicode for all projects. +add_definitions(-DUNICODE -D_UNICODE) + +# Compilation settings that should be applied to most targets. +function(APPLY_STANDARD_SETTINGS TARGET) + target_compile_features(${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() + +set(FLUTTER_MANAGED_DIR "${CMAKE_CURRENT_SOURCE_DIR}/flutter") + +# Flutter library and tool build rules. +add_subdirectory(${FLUTTER_MANAGED_DIR}) + +# Application build +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() + +# 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 "${INSTALL_BUNDLE_DATA_DIR}" + CONFIGURATIONS Profile;Release + COMPONENT Runtime) diff --git a/packages/image_picker/image_picker/example/windows/flutter/CMakeLists.txt b/packages/image_picker/image_picker/example/windows/flutter/CMakeLists.txt new file mode 100644 index 000000000000..b02c5485c957 --- /dev/null +++ b/packages/image_picker/image_picker/example/windows/flutter/CMakeLists.txt @@ -0,0 +1,103 @@ +cmake_minimum_required(VERSION 3.15) + +set(EPHEMERAL_DIR "${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") + +# === 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" + windows-x64 $ + 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/packages/image_picker/image_picker/example/windows/flutter/generated_plugin_registrant.cc b/packages/image_picker/image_picker/example/windows/flutter/generated_plugin_registrant.cc new file mode 100644 index 000000000000..435cc1bb9351 --- /dev/null +++ b/packages/image_picker/image_picker/example/windows/flutter/generated_plugin_registrant.cc @@ -0,0 +1,14 @@ +// +// Generated file. Do not edit. +// + +// clang-format off + +#include "generated_plugin_registrant.h" + +#include + +void RegisterPlugins(flutter::PluginRegistry* registry) { + ImagePickerPluginRegisterWithRegistrar( + registry->GetRegistrarForPlugin("ImagePickerPlugin")); +} diff --git a/packages/image_picker/image_picker/example/windows/flutter/generated_plugin_registrant.h b/packages/image_picker/image_picker/example/windows/flutter/generated_plugin_registrant.h new file mode 100644 index 000000000000..dc139d85a931 --- /dev/null +++ b/packages/image_picker/image_picker/example/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/packages/image_picker/image_picker/example/windows/flutter/generated_plugins.cmake b/packages/image_picker/image_picker/example/windows/flutter/generated_plugins.cmake new file mode 100644 index 000000000000..701b4aea2070 --- /dev/null +++ b/packages/image_picker/image_picker/example/windows/flutter/generated_plugins.cmake @@ -0,0 +1,16 @@ +# +# Generated file, do not edit. +# + +list(APPEND FLUTTER_PLUGIN_LIST + image_picker_windows +) + +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) diff --git a/packages/image_picker/image_picker/example/windows/runner/CMakeLists.txt b/packages/image_picker/image_picker/example/windows/runner/CMakeLists.txt new file mode 100644 index 000000000000..0b899a0bcf13 --- /dev/null +++ b/packages/image_picker/image_picker/example/windows/runner/CMakeLists.txt @@ -0,0 +1,17 @@ +cmake_minimum_required(VERSION 3.15) +project(runner LANGUAGES CXX) + +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_standard_settings(${BINARY_NAME}) +target_compile_definitions(${BINARY_NAME} PRIVATE "NOMINMAX") +target_link_libraries(${BINARY_NAME} PRIVATE flutter flutter_wrapper_app) +target_include_directories(${BINARY_NAME} PRIVATE "${CMAKE_SOURCE_DIR}") +add_dependencies(${BINARY_NAME} flutter_assemble) diff --git a/packages/image_picker/image_picker/example/windows/runner/Runner.rc b/packages/image_picker/image_picker/example/windows/runner/Runner.rc new file mode 100644 index 000000000000..f414c2d8494b --- /dev/null +++ b/packages/image_picker/image_picker/example/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 +// + +#ifdef FLUTTER_BUILD_NUMBER +#define VERSION_AS_NUMBER FLUTTER_BUILD_NUMBER +#else +#define VERSION_AS_NUMBER 1,0,0 +#endif + +#ifdef FLUTTER_BUILD_NAME +#define VERSION_AS_STRING #FLUTTER_BUILD_NAME +#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", "io.flutter.plugins" "\0" + VALUE "FileDescription", "A new Flutter project." "\0" + VALUE "FileVersion", VERSION_AS_STRING "\0" + VALUE "InternalName", "example" "\0" + VALUE "LegalCopyright", "Copyright (C) 2021 io.flutter.plugins. All rights reserved." "\0" + VALUE "OriginalFilename", "example.exe" "\0" + VALUE "ProductName", "example" "\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/packages/image_picker/image_picker/example/windows/runner/flutter_window.cpp b/packages/image_picker/image_picker/example/windows/runner/flutter_window.cpp new file mode 100644 index 000000000000..217bf9b69e67 --- /dev/null +++ b/packages/image_picker/image_picker/example/windows/runner/flutter_window.cpp @@ -0,0 +1,64 @@ +// Copyright 2013 The Flutter Authors. All rights reserved. +// 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()); + 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/packages/image_picker/image_picker/example/windows/runner/flutter_window.h b/packages/image_picker/image_picker/example/windows/runner/flutter_window.h new file mode 100644 index 000000000000..7cbf3d3ebbb2 --- /dev/null +++ b/packages/image_picker/image_picker/example/windows/runner/flutter_window.h @@ -0,0 +1,36 @@ +// Copyright 2013 The Flutter Authors. All rights reserved. +// 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/packages/image_picker/image_picker/example/windows/runner/main.cpp b/packages/image_picker/image_picker/example/windows/runner/main.cpp new file mode 100644 index 000000000000..d19f025485f1 --- /dev/null +++ b/packages/image_picker/image_picker/example/windows/runner/main.cpp @@ -0,0 +1,45 @@ +// Copyright 2013 The Flutter Authors. All rights reserved. +// 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.CreateAndShow(L"example", 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/packages/image_picker/image_picker/example/windows/runner/resource.h b/packages/image_picker/image_picker/example/windows/runner/resource.h new file mode 100644 index 000000000000..d5d958dc4257 --- /dev/null +++ b/packages/image_picker/image_picker/example/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/packages/image_picker/image_picker/example/windows/runner/resources/app_icon.ico b/packages/image_picker/image_picker/example/windows/runner/resources/app_icon.ico new file mode 100644 index 000000000000..c04e20caf637 Binary files /dev/null and b/packages/image_picker/image_picker/example/windows/runner/resources/app_icon.ico differ diff --git a/packages/image_picker/image_picker/example/windows/runner/runner.exe.manifest b/packages/image_picker/image_picker/example/windows/runner/runner.exe.manifest new file mode 100644 index 000000000000..c977c4a42589 --- /dev/null +++ b/packages/image_picker/image_picker/example/windows/runner/runner.exe.manifest @@ -0,0 +1,20 @@ + + + + + PerMonitorV2 + + + + + + + + + + + + + + + diff --git a/packages/image_picker/image_picker/example/windows/runner/utils.cpp b/packages/image_picker/image_picker/example/windows/runner/utils.cpp new file mode 100644 index 000000000000..8b8eaa54539a --- /dev/null +++ b/packages/image_picker/image_picker/example/windows/runner/utils.cpp @@ -0,0 +1,66 @@ +// Copyright 2013 The Flutter Authors. All rights reserved. +// 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(); + } + int target_length = + ::WideCharToMultiByte(CP_UTF8, WC_ERR_INVALID_CHARS, utf16_string, -1, + nullptr, 0, nullptr, nullptr); + if (target_length == 0) { + return std::string(); + } + std::string 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); + if (converted_length == 0) { + return std::string(); + } + return utf8_string; +} diff --git a/packages/image_picker/image_picker/example/windows/runner/utils.h b/packages/image_picker/image_picker/example/windows/runner/utils.h new file mode 100644 index 000000000000..6d1cc48f0426 --- /dev/null +++ b/packages/image_picker/image_picker/example/windows/runner/utils.h @@ -0,0 +1,22 @@ +// Copyright 2013 The Flutter Authors. All rights reserved. +// 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/packages/image_picker/image_picker/example/windows/runner/win32_window.cpp b/packages/image_picker/image_picker/example/windows/runner/win32_window.cpp new file mode 100644 index 000000000000..34738de2d35b --- /dev/null +++ b/packages/image_picker/image_picker/example/windows/runner/win32_window.cpp @@ -0,0 +1,240 @@ +// Copyright 2013 The Flutter Authors. All rights reserved. +// 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 "resource.h" + +namespace { + +constexpr const wchar_t kWindowClassName[] = L"FLUTTER_RUNNER_WIN32_WINDOW"; + +// 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 registar 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::CreateAndShow(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 | WS_VISIBLE, + 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; + } + + return OnCreate(); +} + +// 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; + } + + 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. +} diff --git a/packages/image_picker/image_picker/example/windows/runner/win32_window.h b/packages/image_picker/image_picker/example/windows/runner/win32_window.h new file mode 100644 index 000000000000..0f8bd1b7f920 --- /dev/null +++ b/packages/image_picker/image_picker/example/windows/runner/win32_window.h @@ -0,0 +1,98 @@ +// Copyright 2013 The Flutter Authors. All rights reserved. +// 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 and shows a win32 window with |title| and position and size 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 to will treat the width height passed in to this function + // as logical pixels and scale to appropriate for the default monitor. Returns + // true if the window was created successfully. + bool CreateAndShow(const std::wstring& title, const Point& origin, + const Size& size); + + // 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 + // responsponds 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; + + 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/packages/image_picker/image_picker/pubspec.yaml b/packages/image_picker/image_picker/pubspec.yaml index 99766702cfdf..1aba34d66f85 100755 --- a/packages/image_picker/image_picker/pubspec.yaml +++ b/packages/image_picker/image_picker/pubspec.yaml @@ -3,7 +3,7 @@ description: Flutter plugin for selecting images from the Android and iOS image library, and taking new pictures with the camera. repository: https://github.com/flutter/plugins/tree/master/packages/image_picker/image_picker issue_tracker: https://github.com/flutter/flutter/issues?q=is%3Aissue+is%3Aopen+label%3A%22p%3A+image_picker%22 -version: 0.8.4+3 +version: 0.9.0 environment: sdk: ">=2.14.0 <3.0.0" @@ -19,6 +19,9 @@ flutter: pluginClass: FLTImagePickerPlugin web: default_package: image_picker_for_web + windows: + default_package: image_picker_windows + dependencies: flutter: @@ -26,6 +29,7 @@ dependencies: flutter_plugin_android_lifecycle: ^2.0.1 image_picker_for_web: ^2.1.0 image_picker_platform_interface: ^2.3.0 + image_picker_windows: ^2.0.0 dev_dependencies: flutter_test: diff --git a/packages/image_picker/image_picker_windows/AUTHORS b/packages/image_picker/image_picker_windows/AUTHORS new file mode 100644 index 000000000000..d6ad42a677e5 --- /dev/null +++ b/packages/image_picker/image_picker_windows/AUTHORS @@ -0,0 +1,67 @@ +# Below is a list of people and organizations that have contributed +# to the Flutter project. Names should be added to the list like so: +# +# Name/Organization + +Google Inc. +The Chromium Authors +German Saprykin +Benjamin Sauer +larsenthomasj@gmail.com +Ali Bitek +Pol Batlló +Anatoly Pulyaevskiy +Hayden Flinner +Stefano Rodriguez +Salvatore Giordano +Brian Armstrong +Paul DeMarco +Fabricio Nogueira +Simon Lightfoot +Ashton Thomas +Thomas Danner +Diego Velásquez +Hajime Nakamura +Tuyển Vũ Xuân +Miguel Ruivo +Sarthak Verma +Mike Diarmid +Invertase +Elliot Hesp +Vince Varga +Aawaz Gyawali +EUI Limited +Katarina Sheremet +Thomas Stockx +Sarbagya Dhaubanjar +Ozkan Eksi +Rishab Nayak +ko2ic +Jonathan Younger +Jose Sanchez +Debkanchan Samadder +Audrius Karosevicius +Lukasz Piliszczuk +SoundReply Solutions GmbH +Rafal Wachol +Pau Picas +Christian Weder +Alexandru Tuca +Christian Weder +Rhodes Davis Jr. +Luigi Agosti +Quentin Le Guennec +Koushik Ravikumar +Nissim Dsilva +Giancarlo Rocha +Ryo Miyake +Théo Champion +Kazuki Yamaguchi +Eitan Schwartz +Chris Rutkowski +Juan Alvarez +Aleksandr Yurkovskiy +Anton Borries +Alex Li +Rahul Raj <64.rahulraj@gmail.com> +Balvinder Singh Gambhir diff --git a/packages/image_picker/image_picker_windows/CHANGELOG.md b/packages/image_picker/image_picker_windows/CHANGELOG.md new file mode 100644 index 000000000000..97dda2bb116f --- /dev/null +++ b/packages/image_picker/image_picker_windows/CHANGELOG.md @@ -0,0 +1,3 @@ +## 2.0.0 + +* Initial Windows support. diff --git a/packages/image_picker/image_picker_windows/LICENSE b/packages/image_picker/image_picker_windows/LICENSE new file mode 100644 index 000000000000..c6823b81eb84 --- /dev/null +++ b/packages/image_picker/image_picker_windows/LICENSE @@ -0,0 +1,25 @@ +Copyright 2013 The Flutter Authors. All rights reserved. + +Redistribution and use in source and binary forms, with or without modification, +are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the following + disclaimer in the documentation and/or other materials provided + with the distribution. + * Neither the name of Google Inc. nor the names of its + contributors may be used to endorse or promote products derived + from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND +ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE +DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR +ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON +ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. diff --git a/packages/image_picker/image_picker_windows/README.md b/packages/image_picker/image_picker_windows/README.md new file mode 100644 index 000000000000..9316ac677e9b --- /dev/null +++ b/packages/image_picker/image_picker_windows/README.md @@ -0,0 +1,11 @@ +# image\_picker\_windows + +A Windows implementation of [`image_picker`][1]. + +## Usage + +This package is [endorsed][2], which means you can simply use `image_picker` +normally. This package will be automatically included in your app when you do. + +[1]: https://pub.dev/packages/image_picker +[2]: https://flutter.dev/docs/development/packages-and-plugins/developing-packages#endorsed-federated-plugin \ No newline at end of file diff --git a/packages/image_picker/image_picker_windows/pubspec.yaml b/packages/image_picker/image_picker_windows/pubspec.yaml new file mode 100644 index 000000000000..6e8afefc8ca7 --- /dev/null +++ b/packages/image_picker/image_picker_windows/pubspec.yaml @@ -0,0 +1,27 @@ +name: image_picker_windows +description: Windows platform implementation of image_picker +repository: https://github.com/flutter/plugins/tree/master/packages/image_picker/image_picker_windows +issue_tracker: https://github.com/flutter/flutter/issues?q=is%3Aissue+is%3Aopen+label%3A%22p%3A+image_picker%22 +version: 2.0.0 + +environment: + sdk: ">=2.14.0 <3.0.0" + flutter: ">=2.5.0" + +flutter: + plugin: + implements: image_picker + platforms: + windows: + pluginClass: ImagePickerPlugin + +dependencies: + flutter: + sdk: flutter + image_picker_platform_interface: ^2.3.0 + meta: ^1.3.0 + +dev_dependencies: + flutter_test: + sdk: flutter + pedantic: ^1.10.0 diff --git a/packages/image_picker/image_picker_windows/test/README.md b/packages/image_picker/image_picker_windows/test/README.md new file mode 100644 index 000000000000..7c5b4ad682ba --- /dev/null +++ b/packages/image_picker/image_picker_windows/test/README.md @@ -0,0 +1,5 @@ +## test + +This package uses integration tests for testing. + +See `example/README.md` for more info. diff --git a/packages/image_picker/image_picker_windows/test/tests_exist_elsewhere_test.dart b/packages/image_picker/image_picker_windows/test/tests_exist_elsewhere_test.dart new file mode 100644 index 000000000000..442c50144727 --- /dev/null +++ b/packages/image_picker/image_picker_windows/test/tests_exist_elsewhere_test.dart @@ -0,0 +1,14 @@ +// Copyright 2013 The Flutter Authors. All rights reserved. +// 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'; + +void main() { + test('Tell the user where to find the real tests', () { + print('---'); + print('This package uses integration_test for its tests.'); + print('See `example/README.md` for more info.'); + print('---'); + }); +} diff --git a/packages/image_picker/image_picker_windows/windows/CMakeLists.txt b/packages/image_picker/image_picker_windows/windows/CMakeLists.txt new file mode 100644 index 000000000000..7506481b7079 --- /dev/null +++ b/packages/image_picker/image_picker_windows/windows/CMakeLists.txt @@ -0,0 +1,22 @@ +cmake_minimum_required(VERSION 3.15) +set(PROJECT_NAME "image_picker_windows") +project(${PROJECT_NAME} LANGUAGES CXX) + +set(PLUGIN_NAME "${PROJECT_NAME}_plugin") + +add_library(${PLUGIN_NAME} SHARED + "image_picker_plugin.cpp" +) +apply_standard_settings(${PLUGIN_NAME}) +set_target_properties(${PLUGIN_NAME} PROPERTIES + CXX_VISIBILITY_PRESET hidden) +target_compile_definitions(${PLUGIN_NAME} PRIVATE FLUTTER_PLUGIN_IMPL) +target_include_directories(${PLUGIN_NAME} INTERFACE + "${CMAKE_CURRENT_SOURCE_DIR}/include") +target_link_libraries(${PLUGIN_NAME} PRIVATE flutter flutter_wrapper_plugin) + +# List of absolute paths to libraries that should be bundled with the plugin +set(image_picker_bundled_libraries + "" + PARENT_SCOPE +) \ No newline at end of file diff --git a/packages/image_picker/image_picker_windows/windows/image_picker_plugin.cpp b/packages/image_picker/image_picker_windows/windows/image_picker_plugin.cpp new file mode 100644 index 000000000000..64815099eacc --- /dev/null +++ b/packages/image_picker/image_picker_windows/windows/image_picker_plugin.cpp @@ -0,0 +1,363 @@ +// Copyright 2013 The Flutter Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. +#include "include/image_picker_windows/image_picker_plugin.h" + +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +namespace { + +class ImagePickerPlugin : public flutter::Plugin { + public: + static void RegisterWithRegistrar(flutter::PluginRegistrar* registrar); + + ImagePickerPlugin(); + + virtual ~ImagePickerPlugin(); + + private: + const std::string METHOD_CALL_IMAGE = "pickImage"; + const std::string METHOD_CALL_MULTI_IMAGE = "pickMultiImage"; + const std::string METHOD_CALL_VIDEO = "pickVideo"; + + static std::string convertPWSTRToString(const wchar_t* pwsz); + + void ShowOpenFileDialog( + std::unique_ptr> result, + bool multiSelect, bool video); + + bool ImagePickerPlugin::TryGetDisplayName(IShellItem* pItem, + flutter::EncodableValue& ret); + + HRESULT GetWICFileOpenDialogFilterSpecs(COMDLG_FILTERSPEC*& fileTypes, + UINT& fileTypesCount); + + HRESULT GetVideoFileOpenDialogFilterSpecs(COMDLG_FILTERSPEC*& fileTypes, + UINT& fileTypesCount); + + void HandleMethodCall( + const flutter::MethodCall& method_call, + std::unique_ptr> result); +}; + +// static +void ImagePickerPlugin::RegisterWithRegistrar( + flutter::PluginRegistrar* registrar) { + auto channel = + std::make_unique>( + registrar->messenger(), "plugins.flutter.io/image_picker", + &flutter::StandardMethodCodec::GetInstance()); + + auto plugin = std::make_unique(); + + channel->SetMethodCallHandler( + [plugin_pointer = plugin.get()](const auto& call, auto result) { + plugin_pointer->HandleMethodCall(call, std::move(result)); + }); + + registrar->AddPlugin(std::move(plugin)); +} + +ImagePickerPlugin::ImagePickerPlugin() {} + +ImagePickerPlugin::~ImagePickerPlugin() {} + +void ImagePickerPlugin::HandleMethodCall( + const flutter::MethodCall& method_call, + std::unique_ptr> result) { + if (method_call.method_name().compare(METHOD_CALL_IMAGE) == 0) { + ShowOpenFileDialog(std::move(result), false, false); + } else if (method_call.method_name().compare(METHOD_CALL_MULTI_IMAGE) == 0) { + ShowOpenFileDialog(std::move(result), true, false); + } else if (method_call.method_name().compare(METHOD_CALL_VIDEO) == 0) { + ShowOpenFileDialog(std::move(result), false, true); + } else { + result->NotImplemented(); + } +} + +void ImagePickerPlugin::ShowOpenFileDialog( + std::unique_ptr> result, + bool multiSelect, bool video) { + auto hr = + CoInitializeEx(NULL, COINIT_APARTMENTTHREADED | COINIT_DISABLE_OLE1DDE); + if (SUCCEEDED(hr)) { + IFileOpenDialog* pFileOpen; + hr = CoCreateInstance(CLSID_FileOpenDialog, NULL, CLSCTX_ALL, + IID_IFileOpenDialog, + reinterpret_cast(&pFileOpen)); + + if (SUCCEEDED(hr)) { + if (multiSelect) { + DWORD dwFlags; + + hr = pFileOpen->GetOptions(&dwFlags); + if (SUCCEEDED(hr)) { + hr = pFileOpen->SetOptions(dwFlags | FOS_ALLOWMULTISELECT); + } + } + + COMDLG_FILTERSPEC* fileTypes = NULL; + UINT fileTypesCount = 0; + + if (video) { + GetVideoFileOpenDialogFilterSpecs(fileTypes, fileTypesCount); + } else { + GetWICFileOpenDialogFilterSpecs(fileTypes, fileTypesCount); + } + + pFileOpen->SetFileTypes(fileTypesCount, fileTypes); + pFileOpen->SetFileTypeIndex(fileTypesCount); + + if (SUCCEEDED(hr)) { + hr = pFileOpen->Show(NULL); + if (SUCCEEDED(hr)) { + IShellItem* pItem; + if (multiSelect) { + flutter::EncodableList returnValues; + + IShellItemArray* pRets; + hr = pFileOpen->GetResults(&pRets); + if (SUCCEEDED(hr)) { + DWORD count; + pRets->GetCount(&count); + for (DWORD i = 0; i < count; i++) { + pRets->GetItemAt(i, &pItem); + + if (SUCCEEDED(hr)) { + flutter::EncodableValue fileName; + if (ImagePickerPlugin::TryGetDisplayName(pItem, fileName)) { + returnValues.push_back(fileName); + } + } + } + pRets->Release(); + } + + result->Success(returnValues); + } else { + hr = pFileOpen->GetResult(&pItem); + + if (SUCCEEDED(hr)) { + flutter::EncodableValue fileName; + if (ImagePickerPlugin::TryGetDisplayName(pItem, fileName)) { + result->Success(fileName); + } else { + result->Success(); + } + } + } + } else if (hr == HRESULT_FROM_WIN32(ERROR_CANCELLED)) { + result->Success(); + } + } + + for (UINT i = 0; i < fileTypesCount; i++) { + delete[] fileTypes[i].pszName; + delete[] fileTypes[i].pszSpec; + } + delete[] fileTypes; + + pFileOpen->Release(); + } + CoUninitialize(); + } +} + +bool ImagePickerPlugin::TryGetDisplayName(IShellItem* pItem, + flutter::EncodableValue& ret) { + LPWSTR pszFilePath; + auto hr = pItem->GetDisplayName(SIGDN_FILESYSPATH, &pszFilePath); + if (SUCCEEDED(hr)) { + ret = flutter::EncodableValue( + ImagePickerPlugin::convertPWSTRToString(pszFilePath)); + CoTaskMemFree(pszFilePath); + pItem->Release(); + return true; + } else { + pItem->Release(); + return false; + } +} + +std::string ImagePickerPlugin::convertPWSTRToString(const wchar_t* pwsz) { + char buf[0x400]; + char* pbuf = buf; + size_t len = wcslen(pwsz) * 2 + 1; + + if (len >= sizeof(buf)) { + pbuf = "error"; + } else { + size_t converted; + wcstombs_s(&converted, buf, pwsz, _TRUNCATE); + } + + return std::string(pbuf); +} + +HRESULT ImagePickerPlugin::GetWICFileOpenDialogFilterSpecs( + COMDLG_FILTERSPEC*& fileTypes, UINT& fileTypesCount) { + fileTypesCount = 1; // Plus one for last option (all) + CStringW strAllSpecs; + + // create IWICImagingFactory instance + CComPtr pIWICImagingFactory; + HRESULT hr = pIWICImagingFactory.CoCreateInstance(CLSID_WICImagingFactory); + + // create WIC decoders enumerator + CComPtr pIEnum; + if (SUCCEEDED(hr)) { + DWORD dwOptions = WICComponentEnumerateDefault; + hr = pIWICImagingFactory->CreateComponentEnumerator(WICDecoder, dwOptions, + &pIEnum); + } + + if (SUCCEEDED(hr)) { + CComPtr pElement; + ULONG cbActual = 0; + // count enumerator elements + while (S_OK == pIEnum->Next(1, &pElement, &cbActual)) { + ++fileTypesCount; + pElement = NULL; + } + + // alloc COMDLG_FILTERSPEC array + fileTypes = new COMDLG_FILTERSPEC[fileTypesCount]; + + // reset enumaration an loop again to fill filter specs array + pIEnum->Reset(); + COMDLG_FILTERSPEC* pFilterSpec = fileTypes; + while (S_OK == pIEnum->Next(1, &pElement, &cbActual)) { + CComQIPtr pIWICBitmapDecoderInfo = pElement; + // get necessary buffer size for friendly name and extensions + UINT cbName = 0, cbFileExt = 0; + pIWICBitmapDecoderInfo->GetFriendlyName(0, NULL, &cbName); + pIWICBitmapDecoderInfo->GetFileExtensions(0, NULL, &cbFileExt); + + // get decoder friendly name + (*pFilterSpec).pszName = new WCHAR[cbName]; + pIWICBitmapDecoderInfo->GetFriendlyName( + cbName, (WCHAR*)(*pFilterSpec).pszName, &cbName); + + // get extensions; wee need to replace some characters according to the + // specs + CStringW strSpec; + pIWICBitmapDecoderInfo->GetFileExtensions( + cbFileExt, CStrBuf(strSpec, cbFileExt), &cbFileExt); + strSpec.Replace(L',', L';'); + strSpec.Replace(L".", L"*."); + size_t size = strSpec.GetLength() + 1; + (*pFilterSpec).pszSpec = new WCHAR[size]; + wcscpy_s((wchar_t*)(*pFilterSpec).pszSpec, size, strSpec.GetString()); + + // append to "All Image files" specs + strSpec += L";"; + strAllSpecs += strSpec; + + ++pFilterSpec; + pElement = NULL; + } + + // set "All Image files" specs + strAllSpecs.TrimRight(_T(';')); + (*pFilterSpec).pszName = new WCHAR[wcslen(L"All Image files") + 1]; + wcscpy_s((wchar_t*)(*pFilterSpec).pszName, wcslen(L"All Image files") + 1, + L"All Image files"); + (*pFilterSpec).pszSpec = new WCHAR[strAllSpecs.GetLength() + 1]; + wcscpy_s((wchar_t*)(*pFilterSpec).pszSpec, strAllSpecs.GetLength() + 1, + strAllSpecs.GetString()); + } + return S_OK; +} + +HRESULT ImagePickerPlugin::GetVideoFileOpenDialogFilterSpecs( + COMDLG_FILTERSPEC*& fileTypes, UINT& fileTypesCount) { + fileTypesCount = 1; // Plus one for last option (all) + CStringW strAllSpecs; + + fileTypesCount += 4; + + fileTypes = new COMDLG_FILTERSPEC[fileTypesCount]; + + COMDLG_FILTERSPEC* pFilterSpec = fileTypes; + + CStringW strName{L"Mov files"}; + size_t size = strName.GetLength() + 1; + (*pFilterSpec).pszName = new WCHAR[size]; + wcscpy_s((wchar_t*)(*pFilterSpec).pszName, size, strName.GetString()); + CStringW strSpec{L"*.mov"}; + size = strSpec.GetLength() + 1; + (*pFilterSpec).pszSpec = new WCHAR[size]; + wcscpy_s((wchar_t*)(*pFilterSpec).pszSpec, size, strSpec.GetString()); + strSpec += L";"; + strAllSpecs += strSpec; + ++pFilterSpec; + + strName = L"WMV files"; + size = strName.GetLength() + 1; + (*pFilterSpec).pszName = new WCHAR[size]; + wcscpy_s((wchar_t*)(*pFilterSpec).pszName, size, strName.GetString()); + strSpec = L"*.wmv"; + size = strSpec.GetLength() + 1; + (*pFilterSpec).pszSpec = new WCHAR[size]; + wcscpy_s((wchar_t*)(*pFilterSpec).pszSpec, size, strSpec.GetString()); + strSpec += L";"; + strAllSpecs += strSpec; + ++pFilterSpec; + + strName = L"MKV files"; + size = strName.GetLength() + 1; + (*pFilterSpec).pszName = new WCHAR[size]; + wcscpy_s((wchar_t*)(*pFilterSpec).pszName, size, strName.GetString()); + strSpec = L"*.mkv"; + size = strSpec.GetLength() + 1; + (*pFilterSpec).pszSpec = new WCHAR[size]; + wcscpy_s((wchar_t*)(*pFilterSpec).pszSpec, size, strSpec.GetString()); + strSpec += L";"; + strAllSpecs += strSpec; + ++pFilterSpec; + + strName = L"MP4 files"; + size = strName.GetLength() + 1; + (*pFilterSpec).pszName = new WCHAR[size]; + wcscpy_s((wchar_t*)(*pFilterSpec).pszName, size, strName.GetString()); + strSpec = L"*.mp4"; + size = strSpec.GetLength() + 1; + (*pFilterSpec).pszSpec = new WCHAR[size]; + wcscpy_s((wchar_t*)(*pFilterSpec).pszSpec, size, strSpec.GetString()); + strSpec += L";"; + strAllSpecs += strSpec; + ++pFilterSpec; + + // set "All Video files" specs + strAllSpecs.TrimRight(_T(';')); + (*pFilterSpec).pszName = new WCHAR[wcslen(L"All Video files") + 1]; + wcscpy_s((wchar_t*)(*pFilterSpec).pszName, wcslen(L"All Video files") + 1, + L"All Video files"); + (*pFilterSpec).pszSpec = new WCHAR[strAllSpecs.GetLength() + 1]; + wcscpy_s((wchar_t*)(*pFilterSpec).pszSpec, strAllSpecs.GetLength() + 1, + strAllSpecs.GetString()); + + return S_OK; +} + +} // namespace + +void ImagePickerPluginRegisterWithRegistrar( + FlutterDesktopPluginRegistrarRef registrar) { + ImagePickerPlugin::RegisterWithRegistrar( + flutter::PluginRegistrarManager::GetInstance() + ->GetRegistrar(registrar)); +} \ No newline at end of file diff --git a/packages/image_picker/image_picker_windows/windows/include/image_picker_windows/image_picker_plugin.h b/packages/image_picker/image_picker_windows/windows/include/image_picker_windows/image_picker_plugin.h new file mode 100644 index 000000000000..2729e3475f20 --- /dev/null +++ b/packages/image_picker/image_picker_windows/windows/include/image_picker_windows/image_picker_plugin.h @@ -0,0 +1,26 @@ +// Copyright 2013 The Flutter Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. +#ifndef FLUTTER_PLUGIN_IMAGE_PICKER_PLUGIN_H_ +#define FLUTTER_PLUGIN_IMAGE_PICKER_PLUGIN_H_ + +#include + +#ifdef FLUTTER_PLUGIN_IMPL +#define FLUTTER_PLUGIN_EXPORT __declspec(dllexport) +#else +#define FLUTTER_PLUGIN_EXPORT __declspec(dllimport) +#endif + +#if defined(__cplusplus) +extern "C" { +#endif + +FLUTTER_PLUGIN_EXPORT void ImagePickerPluginRegisterWithRegistrar( + FlutterDesktopPluginRegistrarRef registrar); + +#if defined(__cplusplus) +} // extern "C" +#endif + +#endif // FLUTTER_PLUGIN_IMAGE_PICKER_PLUGIN_H_ \ No newline at end of file