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Native linux support #178

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43 changes: 43 additions & 0 deletions example/.gitignore
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# Miscellaneous
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This whole file is generated by flutter create . --platforms=linux

*.class
*.log
*.pyc
*.swp
.DS_Store
.atom/
.buildlog/
.history
.svn/
migrate_working_dir/

# IntelliJ related
*.iml
*.ipr
*.iws
.idea/

# The .vscode folder contains launch configuration and tasks you configure in
# VS Code which you may wish to be included in version control, so this line
# is commented out by default.
#.vscode/

# Flutter/Dart/Pub related
**/doc/api/
**/ios/Flutter/.last_build_id
.dart_tool/
.flutter-plugins
.flutter-plugins-dependencies
.pub-cache/
.pub/
/build/

# Symbolication related
app.*.symbols

# Obfuscation related
app.*.map.json

# Android Studio will place build artifacts here
/android/app/debug
/android/app/profile
/android/app/release
14 changes: 7 additions & 7 deletions example/.metadata
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Expand Up @@ -4,20 +4,20 @@
# This file should be version controlled and should not be manually edited.

version:
revision: "123453dc41ef48e717939dd3c012db6a23138895"
channel: "beta"
revision: "9e1c857886f07d342cf106f2cd588bcd5e031bb2"
channel: "stable"

project_type: app

# Tracks metadata for the flutter migrate command
migration:
platforms:
- platform: root
create_revision: 123453dc41ef48e717939dd3c012db6a23138895
base_revision: 123453dc41ef48e717939dd3c012db6a23138895
- platform: macos
create_revision: 123453dc41ef48e717939dd3c012db6a23138895
base_revision: 123453dc41ef48e717939dd3c012db6a23138895
create_revision: 9e1c857886f07d342cf106f2cd588bcd5e031bb2
base_revision: 9e1c857886f07d342cf106f2cd588bcd5e031bb2
- platform: linux
create_revision: 9e1c857886f07d342cf106f2cd588bcd5e031bb2
base_revision: 9e1c857886f07d342cf106f2cd588bcd5e031bb2

# User provided section

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16 changes: 16 additions & 0 deletions example/README.md
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# example

A new Flutter project.

## Getting Started

This project is a starting point for a Flutter application.

A few resources to get you started if this is your first Flutter project:

Comment on lines +1 to +10
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This will be updated soon

- [Lab: Write your first Flutter app](https://docs.flutter.dev/get-started/codelab)
- [Cookbook: Useful Flutter samples](https://docs.flutter.dev/cookbook)

For help getting started with Flutter development, view the
[online documentation](https://docs.flutter.dev/), which offers tutorials,
samples, guidance on mobile development, and a full API reference.
4 changes: 2 additions & 2 deletions example/lib/main.dart
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Expand Up @@ -68,7 +68,7 @@ class _AppState extends State<App> {
'https://github.com/natsuk4ze/gal/raw/main/example/assets/done.jpg',
path,
);
await Gal.putImage(path);
await Gal.putImage(path, album: album);
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Bug fix in the example

showSnackbar();
},
child: const Text('Download Image'),
Expand All @@ -80,7 +80,7 @@ class _AppState extends State<App> {
'https://github.com/natsuk4ze/gal/raw/main/example/assets/done.mp4',
path,
);
await Gal.putVideo(path);
await Gal.putVideo(path, album: album);
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Same here

showSnackbar();
},
child: const Text('Download Video'),
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1 change: 1 addition & 0 deletions example/linux/.gitignore
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flutter/ephemeral
145 changes: 145 additions & 0 deletions example/linux/CMakeLists.txt
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# Project-level configuration.
cmake_minimum_required(VERSION 3.10)
project(runner LANGUAGES CXX)

# The name of the executable created for the application. Change this to change
# the on-disk name of your application.
set(BINARY_NAME "example")
# The unique GTK application identifier for this application. See:
# https://wiki.gnome.org/HowDoI/ChooseApplicationID
set(APPLICATION_ID "studio.midoridesign.example")

# Explicitly opt in to modern CMake behaviors to avoid warnings with recent
# versions of CMake.
cmake_policy(SET CMP0063 NEW)

# Load bundled libraries from the lib/ directory relative to the binary.
set(CMAKE_INSTALL_RPATH "$ORIGIN/lib")

# Root filesystem for cross-building.
if(FLUTTER_TARGET_PLATFORM_SYSROOT)
set(CMAKE_SYSROOT ${FLUTTER_TARGET_PLATFORM_SYSROOT})
set(CMAKE_FIND_ROOT_PATH ${CMAKE_SYSROOT})
set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)
set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
endif()

# Define build configuration options.
if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
set(CMAKE_BUILD_TYPE "Debug" CACHE
STRING "Flutter build mode" FORCE)
set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS
"Debug" "Profile" "Release")
endif()

# Compilation settings that should be applied to most targets.
#
# Be cautious about adding new options here, as plugins use this function by
# default. In most cases, you should add new options to specific targets instead
# of modifying this function.
function(APPLY_STANDARD_SETTINGS TARGET)
target_compile_features(${TARGET} PUBLIC cxx_std_14)
target_compile_options(${TARGET} PRIVATE -Wall -Werror)
target_compile_options(${TARGET} PRIVATE "$<$<NOT:$<CONFIG:Debug>>:-O3>")
target_compile_definitions(${TARGET} PRIVATE "$<$<NOT:$<CONFIG:Debug>>:NDEBUG>")
endfunction()

# Flutter library and tool build rules.
set(FLUTTER_MANAGED_DIR "${CMAKE_CURRENT_SOURCE_DIR}/flutter")
add_subdirectory(${FLUTTER_MANAGED_DIR})

# System-level dependencies.
find_package(PkgConfig REQUIRED)
pkg_check_modules(GTK REQUIRED IMPORTED_TARGET gtk+-3.0)

add_definitions(-DAPPLICATION_ID="${APPLICATION_ID}")

# Define the application target. To change its name, change BINARY_NAME above,
# not the value here, or `flutter run` will no longer work.
#
# Any new source files that you add to the application should be added here.
add_executable(${BINARY_NAME}
"main.cc"
"my_application.cc"
"${FLUTTER_MANAGED_DIR}/generated_plugin_registrant.cc"
)

# Apply the standard set of build settings. This can be removed for applications
# that need different build settings.
apply_standard_settings(${BINARY_NAME})

# Add dependency libraries. Add any application-specific dependencies here.
target_link_libraries(${BINARY_NAME} PRIVATE flutter)
target_link_libraries(${BINARY_NAME} PRIVATE PkgConfig::GTK)

# Run the Flutter tool portions of the build. This must not be removed.
add_dependencies(${BINARY_NAME} flutter_assemble)

# Only the install-generated bundle's copy of the executable will launch
# correctly, since the resources must in the right relative locations. To avoid
# people trying to run the unbundled copy, put it in a subdirectory instead of
# the default top-level location.
set_target_properties(${BINARY_NAME}
PROPERTIES
RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/intermediates_do_not_run"
)


# Generated plugin build rules, which manage building the plugins and adding
# them to the application.
include(flutter/generated_plugins.cmake)


# === Installation ===
# By default, "installing" just makes a relocatable bundle in the build
# directory.
set(BUILD_BUNDLE_DIR "${PROJECT_BINARY_DIR}/bundle")
if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
set(CMAKE_INSTALL_PREFIX "${BUILD_BUNDLE_DIR}" CACHE PATH "..." FORCE)
endif()

# Start with a clean build bundle directory every time.
install(CODE "
file(REMOVE_RECURSE \"${BUILD_BUNDLE_DIR}/\")
" COMPONENT Runtime)

set(INSTALL_BUNDLE_DATA_DIR "${CMAKE_INSTALL_PREFIX}/data")
set(INSTALL_BUNDLE_LIB_DIR "${CMAKE_INSTALL_PREFIX}/lib")

install(TARGETS ${BINARY_NAME} RUNTIME DESTINATION "${CMAKE_INSTALL_PREFIX}"
COMPONENT Runtime)

install(FILES "${FLUTTER_ICU_DATA_FILE}" DESTINATION "${INSTALL_BUNDLE_DATA_DIR}"
COMPONENT Runtime)

install(FILES "${FLUTTER_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_LIB_DIR}"
COMPONENT Runtime)

foreach(bundled_library ${PLUGIN_BUNDLED_LIBRARIES})
install(FILES "${bundled_library}"
DESTINATION "${INSTALL_BUNDLE_LIB_DIR}"
COMPONENT Runtime)
endforeach(bundled_library)

# Copy the native assets provided by the build.dart from all packages.
set(NATIVE_ASSETS_DIR "${PROJECT_BUILD_DIR}native_assets/linux/")
install(DIRECTORY "${NATIVE_ASSETS_DIR}"
DESTINATION "${INSTALL_BUNDLE_LIB_DIR}"
COMPONENT Runtime)

# Fully re-copy the assets directory on each build to avoid having stale files
# from a previous install.
set(FLUTTER_ASSET_DIR_NAME "flutter_assets")
install(CODE "
file(REMOVE_RECURSE \"${INSTALL_BUNDLE_DATA_DIR}/${FLUTTER_ASSET_DIR_NAME}\")
" COMPONENT Runtime)
install(DIRECTORY "${PROJECT_BUILD_DIR}/${FLUTTER_ASSET_DIR_NAME}"
DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" COMPONENT Runtime)

# Install the AOT library on non-Debug builds only.
if(NOT CMAKE_BUILD_TYPE MATCHES "Debug")
install(FILES "${AOT_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_LIB_DIR}"
COMPONENT Runtime)
endif()
88 changes: 88 additions & 0 deletions example/linux/flutter/CMakeLists.txt
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# This file controls Flutter-level build steps. It should not be edited.
cmake_minimum_required(VERSION 3.10)

set(EPHEMERAL_DIR "${CMAKE_CURRENT_SOURCE_DIR}/ephemeral")

# Configuration provided via flutter tool.
include(${EPHEMERAL_DIR}/generated_config.cmake)

# TODO: Move the rest of this into files in ephemeral. See
# https://github.com/flutter/flutter/issues/57146.

# Serves the same purpose as list(TRANSFORM ... PREPEND ...),
# which isn't available in 3.10.
function(list_prepend LIST_NAME PREFIX)
set(NEW_LIST "")
foreach(element ${${LIST_NAME}})
list(APPEND NEW_LIST "${PREFIX}${element}")
endforeach(element)
set(${LIST_NAME} "${NEW_LIST}" PARENT_SCOPE)
endfunction()

# === Flutter Library ===
# System-level dependencies.
find_package(PkgConfig REQUIRED)
pkg_check_modules(GTK REQUIRED IMPORTED_TARGET gtk+-3.0)
pkg_check_modules(GLIB REQUIRED IMPORTED_TARGET glib-2.0)
pkg_check_modules(GIO REQUIRED IMPORTED_TARGET gio-2.0)

set(FLUTTER_LIBRARY "${EPHEMERAL_DIR}/libflutter_linux_gtk.so")

# Published to parent scope for install step.
set(FLUTTER_LIBRARY ${FLUTTER_LIBRARY} PARENT_SCOPE)
set(FLUTTER_ICU_DATA_FILE "${EPHEMERAL_DIR}/icudtl.dat" PARENT_SCOPE)
set(PROJECT_BUILD_DIR "${PROJECT_DIR}/build/" PARENT_SCOPE)
set(AOT_LIBRARY "${PROJECT_DIR}/build/lib/libapp.so" PARENT_SCOPE)

list(APPEND FLUTTER_LIBRARY_HEADERS
"fl_basic_message_channel.h"
"fl_binary_codec.h"
"fl_binary_messenger.h"
"fl_dart_project.h"
"fl_engine.h"
"fl_json_message_codec.h"
"fl_json_method_codec.h"
"fl_message_codec.h"
"fl_method_call.h"
"fl_method_channel.h"
"fl_method_codec.h"
"fl_method_response.h"
"fl_plugin_registrar.h"
"fl_plugin_registry.h"
"fl_standard_message_codec.h"
"fl_standard_method_codec.h"
"fl_string_codec.h"
"fl_value.h"
"fl_view.h"
"flutter_linux.h"
)
list_prepend(FLUTTER_LIBRARY_HEADERS "${EPHEMERAL_DIR}/flutter_linux/")
add_library(flutter INTERFACE)
target_include_directories(flutter INTERFACE
"${EPHEMERAL_DIR}"
)
target_link_libraries(flutter INTERFACE "${FLUTTER_LIBRARY}")
target_link_libraries(flutter INTERFACE
PkgConfig::GTK
PkgConfig::GLIB
PkgConfig::GIO
)
add_dependencies(flutter flutter_assemble)

# === Flutter tool backend ===
# _phony_ is a non-existent file to force this command to run every time,
# since currently there's no way to get a full input/output list from the
# flutter tool.
add_custom_command(
OUTPUT ${FLUTTER_LIBRARY} ${FLUTTER_LIBRARY_HEADERS}
${CMAKE_CURRENT_BINARY_DIR}/_phony_
COMMAND ${CMAKE_COMMAND} -E env
${FLUTTER_TOOL_ENVIRONMENT}
"${FLUTTER_ROOT}/packages/flutter_tools/bin/tool_backend.sh"
${FLUTTER_TARGET_PLATFORM} ${CMAKE_BUILD_TYPE}
VERBATIM
)
add_custom_target(flutter_assemble DEPENDS
"${FLUTTER_LIBRARY}"
${FLUTTER_LIBRARY_HEADERS}
)
11 changes: 11 additions & 0 deletions example/linux/flutter/generated_plugin_registrant.cc
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//
// Generated file. Do not edit.
//

// clang-format off

#include "generated_plugin_registrant.h"


void fl_register_plugins(FlPluginRegistry* registry) {
}
15 changes: 15 additions & 0 deletions example/linux/flutter/generated_plugin_registrant.h
Original file line number Diff line number Diff line change
@@ -0,0 +1,15 @@
//
// Generated file. Do not edit.
//

// clang-format off

#ifndef GENERATED_PLUGIN_REGISTRANT_
#define GENERATED_PLUGIN_REGISTRANT_

#include <flutter_linux/flutter_linux.h>

// Registers Flutter plugins.
void fl_register_plugins(FlPluginRegistry* registry);

#endif // GENERATED_PLUGIN_REGISTRANT_
23 changes: 23 additions & 0 deletions example/linux/flutter/generated_plugins.cmake
Original file line number Diff line number Diff line change
@@ -0,0 +1,23 @@
#
# Generated file, do not edit.
#

list(APPEND FLUTTER_PLUGIN_LIST
)

list(APPEND FLUTTER_FFI_PLUGIN_LIST
)

set(PLUGIN_BUNDLED_LIBRARIES)

foreach(plugin ${FLUTTER_PLUGIN_LIST})
add_subdirectory(flutter/ephemeral/.plugin_symlinks/${plugin}/linux plugins/${plugin})
target_link_libraries(${BINARY_NAME} PRIVATE ${plugin}_plugin)
list(APPEND PLUGIN_BUNDLED_LIBRARIES $<TARGET_FILE:${plugin}_plugin>)
list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${plugin}_bundled_libraries})
endforeach(plugin)

foreach(ffi_plugin ${FLUTTER_FFI_PLUGIN_LIST})
add_subdirectory(flutter/ephemeral/.plugin_symlinks/${ffi_plugin}/linux plugins/${ffi_plugin})
list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${ffi_plugin}_bundled_libraries})
endforeach(ffi_plugin)
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