Merge remote-tracking branch 'upstream/master' into merge_from_upstream

.ci/android.sh

@@ -15,7 +15,7 @@ chmod +x ./gradlew
 ./gradlew assemble${BUILD_FLAVOR}Release
 ./gradlew bundle${BUILD_FLAVOR}Release
 
-ccache -s
+ccache -s -v
 
 if [ ! -z "${ANDROID_KEYSTORE_B64}" ]; then
     rm "${ANDROID_KEYSTORE_FILE}"

.ci/ios.sh

@@ -12,4 +12,4 @@ cmake .. -GNinja \
     -DENABLE_COMPATIBILITY_LIST_DOWNLOAD=ON
 ninja
 
-ccache -s
+ccache -s -v

.ci/linux.sh

@@ -1,10 +1,19 @@
-#!/bin/sh -ex
+#!/bin/bash -ex
+
+if [ "$TARGET" = "appimage" ]; then
+    # Compile the AppImage we distribute with Clang.
+    export EXTRA_CMAKE_FLAGS=(-DCMAKE_CXX_COMPILER=clang++ -DCMAKE_C_COMPILER=clang -DCMAKE_LINKER=/etc/bin/ld.lld)
+else
+    # For the linux-fresh verification target, verify compilation without PCH as well.
+    export EXTRA_CMAKE_FLAGS=(-DCITRA_USE_PRECOMPILED_HEADERS=OFF)
+fi
 
 mkdir build && cd build
 cmake .. -G Ninja \
     -DCMAKE_BUILD_TYPE=Release \
     -DCMAKE_C_COMPILER_LAUNCHER=ccache \
     -DCMAKE_CXX_COMPILER_LAUNCHER=ccache \
+    "${EXTRA_CMAKE_FLAGS[@]}" \
     -DENABLE_QT_TRANSLATION=ON \
     -DCITRA_ENABLE_COMPATIBILITY_REPORTING=ON \
     -DENABLE_COMPATIBILITY_LIST_DOWNLOAD=ON \
@@ -13,8 +22,10 @@ ninja
 
 if [ "$TARGET" = "appimage" ]; then
     ninja bundle
+    # TODO: Our AppImage environment currently uses an older ccache version without the verbose flag.
+    ccache -s
+else
+    ccache -s -v
 fi
 
-ccache -s
-
 ctest -VV -C Release

.ci/macos.sh

@@ -13,7 +13,7 @@ cmake .. -GNinja \
 ninja
 ninja bundle
 
-ccache -s
+ccache -s -v
 
 CURRENT_ARCH=`arch`
 if [ "$TARGET" = "$CURRENT_ARCH" ]; then

.ci/pack.sh

@@ -1,41 +1,80 @@
 #!/bin/bash -ex
 
+# Determine the full revision name.
 GITDATE="`git show -s --date=short --format='%ad' | sed 's/-//g'`"
 GITREV="`git show -s --format='%h'`"
-REV_NAME="citra-${OS}-${TARGET}-${GITDATE}-${GITREV}"
+REV_NAME="citra-$OS-$TARGET-$GITDATE-$GITREV"
 
-# Find out what release we are building
+# Determine the name of the release being built.
 if [[ "$GITHUB_REF_NAME" =~ ^canary- ]] || [[ "$GITHUB_REF_NAME" =~ ^nightly- ]]; then
     RELEASE_NAME=$(echo $GITHUB_REF_NAME | cut -d- -f1)
 else
     RELEASE_NAME=head
 fi
 
-mkdir -p artifacts
+# Archive and upload the artifacts.
+mkdir artifacts
 
-if [ -z "${UPLOAD_RAW}" ]; then
-    # Archive and upload the artifacts.
+function pack_artifacts() {
+    ARTIFACTS_PATH="$1"
+
+    # Set up root directory for archive.
     mkdir "$REV_NAME"
-    mv build/bundle/* "$REV_NAME"
+    if [ -f "$ARTIFACTS_PATH" ]; then
+        mv "$ARTIFACTS_PATH" "$REV_NAME"
 
-    if [ "$OS" = "windows" ]; then
-        ARCHIVE_NAME="${REV_NAME}.zip"
-        powershell Compress-Archive "$REV_NAME" "$ARCHIVE_NAME"
+        # Use file extension to differentiate archives.
+        FILENAME=$(basename "$ARTIFACT")
+        EXTENSION="${FILENAME##*.}"
+        ARCHIVE_NAME="$REV_NAME.$EXTENSION"
     else
-        ARCHIVE_NAME="${REV_NAME}.tar.gz"
-        tar czvf "$ARCHIVE_NAME" "$REV_NAME"
+        mv "$ARTIFACTS_PATH"/* "$REV_NAME"
+
+        ARCHIVE_NAME="$REV_NAME"
     fi
 
-    mv "$REV_NAME" $RELEASE_NAME
-    7z a "$REV_NAME.7z" $RELEASE_NAME
+    # Create .zip/.tar.gz
+    if [ "$OS" = "windows" ]; then
+        ARCHIVE_FULL_NAME="$ARCHIVE_NAME.zip"
+        powershell Compress-Archive "$REV_NAME" "$ARCHIVE_FULL_NAME"
+    elif [ "$OS" = "android" ]; then
+        ARCHIVE_FULL_NAME="$ARCHIVE_NAME.zip"
+        zip -r "$ARCHIVE_FULL_NAME" "$REV_NAME"
+    else
+        ARCHIVE_FULL_NAME="$ARCHIVE_NAME.tar.gz"
+        tar czvf "$ARCHIVE_FULL_NAME" "$REV_NAME"
+    fi
+    mv "$ARCHIVE_FULL_NAME" artifacts/
 
-    mv "$ARCHIVE_NAME" artifacts/
-    mv "$REV_NAME.7z" artifacts/
-else
-    # Directly upload the raw artifacts, renamed with the revision.
+    if [ -z "$SKIP_7Z" ]; then
+        # Create .7z
+        ARCHIVE_FULL_NAME="$ARCHIVE_NAME.7z"
+        mv "$REV_NAME" "$RELEASE_NAME"
+        7z a "$ARCHIVE_FULL_NAME" "$RELEASE_NAME"
+        mv "$ARCHIVE_FULL_NAME" artifacts/
+
+        # Clean up created release artifacts directory.
+        rm -rf "$RELEASE_NAME"
+    else
+        # Clean up created rev artifacts directory.
+        rm -rf "$REV_NAME"
+    fi
+}
+
+if [ -n "$UNPACKED" ]; then
+    # Copy the artifacts to be uploaded unpacked.
     for ARTIFACT in build/bundle/*; do
         FILENAME=$(basename "$ARTIFACT")
         EXTENSION="${FILENAME##*.}"
+
         mv "$ARTIFACT" "artifacts/$REV_NAME.$EXTENSION"
     done
+elif [ -n "$PACK_INDIVIDUALLY" ]; then
+    # Pack and upload the artifacts one-by-one.
+    for ARTIFACT in build/bundle/*; do
+        pack_artifacts "$ARTIFACT"
+    done
+else
+    # Pack all of the artifacts into a single archive.
+    pack_artifacts build/bundle
 fi

.ci/windows.sh

@@ -12,6 +12,6 @@ cmake .. -G Ninja \
 ninja
 ninja bundle
 
-ccache -s
+ccache -s -v
 
 ctest -VV -C Release || echo "::error ::Test error occurred on Windows build"

.gitmodules

@@ -79,12 +79,18 @@
 [submodule "sirit"]
     path = externals/sirit
     url = https://github.com/yuzu-emu/sirit
+[submodule "faad2"]
+    path = externals/faad2/faad2
+    url = https://github.com/knik0/faad2
 [submodule "library-headers"]
-    path = externals/library-headers/library-headers
+    path = externals/library-headers
     url = https://github.com/citra-emu/ext-library-headers.git
 [submodule "libadrenotools"]
     path = externals/libadrenotools
     url = https://github.com/bylaws/libadrenotools
+[submodule "oaknut"]
+	path = externals/oaknut
+	url = https://github.com/merryhime/oaknut.git
 [submodule "externals/openxr-sdk-src"]
 	path = externals/openxr-sdk-src
 	url = https://github.com/amwatson/OpenXR-SDK-Source

CMakeLists.txt

@@ -17,6 +17,12 @@ include(CMakeDependentOption)
 
 project(citra LANGUAGES C CXX ASM)
 
+# Some submodules like to pick their own default build type if not specified.
+# Make sure we default to Release build type always, unless the generator has custom types.
+if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
+    set(CMAKE_BUILD_TYPE "Release" CACHE STRING "Choose the type of build." FORCE)
+endif()
+
 if (APPLE)
     # Silence warnings on empty objects, for example when platform-specific code is #ifdef'd out.
     set(CMAKE_C_ARCHIVE_CREATE "<CMAKE_AR> Scr <TARGET> <LINK_FLAGS> <OBJECTS>")
@@ -68,15 +74,17 @@ CMAKE_DEPENDENT_OPTION(ENABLE_DEDICATED_ROOM "Enable generating dedicated room e
 option(ENABLE_WEB_SERVICE "Enable web services (telemetry, etc.)" ON)
 option(ENABLE_SCRIPTING "Enable RPC server for scripting" ON)
 
-CMAKE_DEPENDENT_OPTION(ENABLE_CUBEB "Enables the cubeb audio backend" ON "NOT IOS" OFF)
+# TODO: cubeb currently causes issues on macOS, see: https://github.com/mozilla/cubeb/issues/771
+CMAKE_DEPENDENT_OPTION(ENABLE_CUBEB "Enables the cubeb audio backend" ON "NOT APPLE" OFF)
 option(ENABLE_OPENAL "Enables the OpenAL audio backend" ON)
 
 CMAKE_DEPENDENT_OPTION(ENABLE_LIBUSB "Enable libusb for GameCube Adapter support" ON "NOT IOS" OFF)
 
-option(USE_DISCORD_PRESENCE "Enables Discord Rich Presence" OFF)
+CMAKE_DEPENDENT_OPTION(ENABLE_SOFTWARE_RENDERER "Enables the software renderer" ON "NOT ANDROID" OFF)
+CMAKE_DEPENDENT_OPTION(ENABLE_OPENGL "Enables the OpenGL renderer" ON "NOT APPLE" OFF)
+option(ENABLE_VULKAN "Enables the Vulkan renderer" ON)
 
-CMAKE_DEPENDENT_OPTION(ENABLE_MF "Use Media Foundation decoder (preferred over FFmpeg)" ON "WIN32" OFF)
-CMAKE_DEPENDENT_OPTION(ENABLE_AUDIOTOOLBOX "Use AudioToolbox decoder (preferred over FFmpeg)" ON "APPLE" OFF)
+option(USE_DISCORD_PRESENCE "Enables Discord Rich Presence" OFF)
 
 CMAKE_DEPENDENT_OPTION(CITRA_ENABLE_BUNDLE_TARGET "Enable the distribution bundling target." ON "NOT ANDROID AND NOT IOS" OFF)
 
@@ -86,19 +94,16 @@ option(ENABLE_LTO "Enable link time optimization" ${DEFAULT_ENABLE_LTO})
 option(CITRA_USE_PRECOMPILED_HEADERS "Use precompiled headers" ON)
 option(CITRA_WARNINGS_AS_ERRORS "Enable warnings as errors" ON)
 
-# System library options
-CMAKE_DEPENDENT_OPTION(USE_SYSTEM_QT "Use the system Qt lib (instead of the bundled one)" OFF "ENABLE_QT;MSVC OR APPLE" ON)
-CMAKE_DEPENDENT_OPTION(USE_SYSTEM_MOLTENVK "Use the system MoltenVK lib (instead of the bundled one)" OFF "APPLE" OFF)
-option(USE_SYSTEM_SDL2 "Use the system SDL2 lib (instead of the bundled one)" OFF)
-option(USE_SYSTEM_BOOST "Use the system Boost libs (instead of the bundled ones)" OFF)
-option(USE_SYSTEM_OPENSSL "Use the system OpenSSL libs (instead of the bundled LibreSSL)" OFF)
-option(USE_SYSTEM_LIBUSB "Use the system libusb (instead of the bundled libusb)" OFF)
-option(USE_SYSTEM_CPP_JWT "Use the system cpp-jwt (instead of the bundled one)" OFF)
-option(USE_SYSTEM_SOUNDTOUCH "Use the system SoundTouch (instead of the bundled one)" OFF)
+include(CitraHandleSystemLibs)
 
 if (CITRA_USE_PRECOMPILED_HEADERS)
     message(STATUS "Using Precompiled Headers.")
     set(CMAKE_PCH_INSTANTIATE_TEMPLATES ON)
+
+    # This ensures that pre-compiled headers won't invalidate build caches for every fresh checkout.
+    if(NOT MSVC AND CMAKE_CXX_COMPILER_ID MATCHES "Clang")
+        list(APPEND CMAKE_CXX_COMPILE_OPTIONS_CREATE_PCH -Xclang -fno-pch-timestamp)
+    endif()
 endif()
 
 if(NOT EXISTS ${PROJECT_SOURCE_DIR}/.git/hooks/pre-commit)
@@ -233,7 +238,7 @@ find_package(Threads REQUIRED)
 
 if (ENABLE_QT)
     if (NOT USE_SYSTEM_QT)
-        download_qt(6.5.1)
+        download_qt(6.6.0)
     endif()
 
     find_package(Qt6 REQUIRED COMPONENTS Widgets Multimedia Concurrent)
@@ -254,20 +259,22 @@ find_package(tsl-robin-map QUIET)
 # ======================================
 
 if (APPLE)
-    if (NOT USE_SYSTEM_MOLTENVK)
-        download_moltenvk()
-    endif()
-    find_library(MOLTENVK_LIBRARY MoltenVK REQUIRED)
-    message(STATUS "Using MoltenVK at ${MOLTENVK_LIBRARY}.")
-
     if (NOT IOS)
         # Umbrella framework for everything GUI-related
         find_library(COCOA_LIBRARY Cocoa REQUIRED)
     endif()
-
     find_library(AVFOUNDATION_LIBRARY AVFoundation REQUIRED)
     find_library(IOSURFACE_LIBRARY IOSurface REQUIRED)
     set(PLATFORM_LIBRARIES ${COCOA_LIBRARY} ${AVFOUNDATION_LIBRARY} ${IOSURFACE_LIBRARY} ${MOLTENVK_LIBRARY})
+
+    if (ENABLE_VULKAN)
+        if (NOT USE_SYSTEM_MOLTENVK)
+            download_moltenvk()
+        endif()
+        find_library(MOLTENVK_LIBRARY MoltenVK REQUIRED)
+        message(STATUS "Using MoltenVK at ${MOLTENVK_LIBRARY}.")
+        set(PLATFORM_LIBRARIES ${PLATFORM_LIBRARIES} ${MOLTENVK_LIBRARY})
+    endif()
 elseif (WIN32)
     set(PLATFORM_LIBRARIES winmm ws2_32)
     if (MINGW)

CMakeModules/DownloadExternals.cmake

@@ -1,4 +1,6 @@
 
+set(CURRENT_MODULE_DIR ${CMAKE_CURRENT_LIST_DIR})
+
 # This function downloads Qt using aqt. The path of the downloaded content will be added to the CMAKE_PREFIX_PATH.
 # Params:
 #   target: Qt dependency to install. Specify a version number to download Qt, or "tools_(name)" for a specific build tool.
@@ -52,28 +54,38 @@ function(download_qt target)
     get_external_prefix(qt base_path)
     file(MAKE_DIRECTORY "${base_path}")
 
+    set(install_args -c "${CURRENT_MODULE_DIR}/aqt_config.ini")
     if (DOWNLOAD_QT_TOOL)
         set(prefix "${base_path}/Tools")
-        set(install_args install-tool --outputdir ${base_path} ${host} desktop ${target})
+        set(install_args ${install_args} install-tool --outputdir ${base_path} ${host} desktop ${target})
     else()
         set(prefix "${base_path}/${target}/${arch_path}")
         if (host_arch_path)
             set(host_flag "--autodesktop")
             set(host_prefix "${base_path}/${target}/${host_arch_path}")
         endif()
-        set(install_args install-qt --outputdir ${base_path} ${host} ${type} ${target} ${arch} ${host_flag}
+        set(install_args ${install_args} install-qt --outputdir ${base_path} ${host} ${type} ${target} ${arch} ${host_flag}
                                     -m qtmultimedia --archives qttranslations qttools qtsvg qtbase)
     endif()
 
     if (NOT EXISTS "${prefix}")
         message(STATUS "Downloading binaries for Qt...")
+        set(AQT_PREBUILD_BASE_URL "https://github.com/miurahr/aqtinstall/releases/download/v3.1.9")
         if (WIN32)
             set(aqt_path "${base_path}/aqt.exe")
             file(DOWNLOAD
-                https://github.com/miurahr/aqtinstall/releases/download/v3.1.7/aqt.exe
+                ${AQT_PREBUILD_BASE_URL}/aqt.exe
                 ${aqt_path} SHOW_PROGRESS)
             execute_process(COMMAND ${aqt_path} ${install_args}
                     WORKING_DIRECTORY ${base_path})
+        elseif (APPLE)
+            set(aqt_path "${base_path}/aqt-macos")
+            file(DOWNLOAD
+                ${AQT_PREBUILD_BASE_URL}/aqt-macos
+                ${aqt_path} SHOW_PROGRESS)
+            execute_process(COMMAND chmod +x ${aqt_path})
+            execute_process(COMMAND ${aqt_path} ${install_args}
+                    WORKING_DIRECTORY ${base_path})
         else()
             # aqt does not offer binary releases for other platforms, so download and run from pip.
             set(aqt_install_path "${base_path}/aqt")
@@ -109,7 +121,7 @@ function(download_moltenvk)
     set(MOLTENVK_TAR "${CMAKE_BINARY_DIR}/externals/MoltenVK.tar")
     if (NOT EXISTS ${MOLTENVK_DIR})
         if (NOT EXISTS ${MOLTENVK_TAR})
-            file(DOWNLOAD https://github.com/KhronosGroup/MoltenVK/releases/latest/download/MoltenVK-all.tar
+            file(DOWNLOAD https://github.com/KhronosGroup/MoltenVK/releases/download/v1.2.7-rc2/MoltenVK-all.tar
                 ${MOLTENVK_TAR} SHOW_PROGRESS)
         endif()
 

CMakeModules/GenerateSCMRev.cmake

@@ -10,28 +10,30 @@ set(HASH_FILES
     "${VIDEO_CORE}/renderer_opengl/gl_shader_util.h"
     "${VIDEO_CORE}/renderer_vulkan/vk_shader_util.cpp"
     "${VIDEO_CORE}/renderer_vulkan/vk_shader_util.h"
+    "${VIDEO_CORE}/shader/generator/glsl_fs_shader_gen.cpp"
+    "${VIDEO_CORE}/shader/generator/glsl_fs_shader_gen.h"
     "${VIDEO_CORE}/shader/generator/glsl_shader_decompiler.cpp"
     "${VIDEO_CORE}/shader/generator/glsl_shader_decompiler.h"
     "${VIDEO_CORE}/shader/generator/glsl_shader_gen.cpp"
     "${VIDEO_CORE}/shader/generator/glsl_shader_gen.h"
+    "${VIDEO_CORE}/shader/generator/pica_fs_config.cpp"
+    "${VIDEO_CORE}/shader/generator/pica_fs_config.h"
     "${VIDEO_CORE}/shader/generator/shader_gen.cpp"
     "${VIDEO_CORE}/shader/generator/shader_gen.h"
     "${VIDEO_CORE}/shader/generator/shader_uniforms.cpp"
     "${VIDEO_CORE}/shader/generator/shader_uniforms.h"
-    "${VIDEO_CORE}/shader/generator/spv_shader_gen.cpp"
-    "${VIDEO_CORE}/shader/generator/spv_shader_gen.h"
+    "${VIDEO_CORE}/shader/generator/spv_fs_shader_gen.cpp"
+    "${VIDEO_CORE}/shader/generator/spv_fs_shader_gen.h"
     "${VIDEO_CORE}/shader/shader.cpp"
     "${VIDEO_CORE}/shader/shader.h"
-    "${VIDEO_CORE}/pica.cpp"
-    "${VIDEO_CORE}/pica.h"
-    "${VIDEO_CORE}/regs_framebuffer.h"
-    "${VIDEO_CORE}/regs_lighting.h"
-    "${VIDEO_CORE}/regs_pipeline.h"
-    "${VIDEO_CORE}/regs_rasterizer.h"
-    "${VIDEO_CORE}/regs_shader.h"
-    "${VIDEO_CORE}/regs_texturing.h"
-    "${VIDEO_CORE}/regs.cpp"
-    "${VIDEO_CORE}/regs.h"
+    "${VIDEO_CORE}/pica/regs_framebuffer.h"
+    "${VIDEO_CORE}/pica/regs_lighting.h"
+    "${VIDEO_CORE}/pica/regs_pipeline.h"
+    "${VIDEO_CORE}/pica/regs_rasterizer.h"
+    "${VIDEO_CORE}/pica/regs_shader.h"
+    "${VIDEO_CORE}/pica/regs_texturing.h"
+    "${VIDEO_CORE}/pica/regs_internal.cpp"
+    "${VIDEO_CORE}/pica/regs_internal.h"
 )
 set(COMBINED "")
 foreach (F IN LISTS HASH_FILES)

CMakeModules/aqt_config.ini

@@ -0,0 +1,29 @@
+[aqt]
+concurrency: 2
+
+[mirrors]
+trusted_mirrors:
+    https://download.qt.io
+blacklist:
+    https://qt.mirror.constant.com
+    https://mirrors.ocf.berkeley.edu
+    https://mirrors.ustc.edu.cn
+    https://mirrors.tuna.tsinghua.edu.cn
+    https://mirrors.geekpie.club
+    https://mirrors-wan.geekpie.club
+    https://mirrors.sjtug.sjtu.edu.cn
+fallbacks:
+    https://qtproject.mirror.liquidtelecom.com/
+    https://mirrors.aliyun.com/qt/
+    https://ftp.jaist.ac.jp/pub/qtproject/
+    https://ftp.yz.yamagata-u.ac.jp/pub/qtproject/
+    https://qt-mirror.dannhauer.de/
+    https://ftp.fau.de/qtproject/
+    https://mirror.netcologne.de/qtproject/
+    https://mirrors.dotsrc.org/qtproject/
+    https://www.nic.funet.fi/pub/mirrors/download.qt-project.org/
+    https://master.qt.io/
+    https://mirrors.ukfast.co.uk/sites/qt.io/
+    https://ftp2.nluug.nl/languages/qt/
+    https://ftp1.nluug.nl/languages/qt/
+

dist/apple/Info.plist.in

@@ -21,9 +21,43 @@
     <string>${MACOSX_BUNDLE_INFO_STRING}</string>
     <key>NSHumanReadableCopyright</key>
     <string>${MACOSX_BUNDLE_COPYRIGHT}</string>
+    <key>LSMinimumSystemVersion</key>
+    <string>${CMAKE_OSX_DEPLOYMENT_TARGET}</string>
     <!-- Fixed -->
     <key>LSApplicationCategoryType</key>
     <string>public.app-category.games</string>
+    <key>CFBundleDocumentTypes</key>
+    <array>
+        <dict>
+            <key>CFBundleTypeExtensions</key>
+            <array>
+                <string>3ds</string>
+                <string>3dsx</string>
+                <string>cci</string>
+                <string>cxi</string>
+                <string>cia</string>
+            </array>
+            <key>CFBundleTypeName</key>
+            <string>Nintendo 3DS File</string>
+            <key>CFBundleTypeRole</key>
+            <string>Viewer</string>
+            <key>LSHandlerRank</key>
+            <string>Default</string>
+        </dict>
+        <dict>
+            <key>CFBundleTypeExtensions</key>
+            <array>
+                <string>elf</string>
+                <string>axf</string>
+            </array>
+            <key>CFBundleTypeName</key>
+            <string>Unix Executable and Linkable Format</string>
+            <key>CFBundleTypeRole</key>
+            <string>Viewer</string>
+            <key>LSHandlerRank</key>
+            <string>Alternate</string>
+        </dict>
+    </array>
     <key>NSCameraUsageDescription</key>
     <string>This app requires camera access to emulate the 3DS&apos;s cameras.</string>
     <key>NSMicrophoneUsageDescription</key>

dist/languages/.tx/config

@@ -7,3 +7,7 @@ source_file = en.ts
 source_lang = en
 type        = QT
 
+[o:citra:p:citra:r:android]
+file_filter = ../../src/android/app/src/main/res/values-<lang>/strings.xml
+source_file = ../../src/android/app/src/main/res/values/strings.xml
+type = ANDROID

dist/qt_themes/colorful_dark/icons/index.theme

@@ -2,7 +2,13 @@
 Name=colorful_dark
 Comment=Colorful theme (Dark style)
 Inherits=default
-Directories=16x16
- 
+Directories=16x16,48x48,256x256
+
 [16x16]
 Size=16
+
+[48x48]
+Size=48
+
+[256x256]
+Size=256

dist/qt_themes/colorful_midnight_blue/icons/index.theme

@@ -2,7 +2,13 @@
 Name=colorful_midnight_blue
 Comment=Colorful theme (Midnight Blue style)
 Inherits=default
-Directories=16x16
+Directories=16x16,48x48,256x256
 
 [16x16]
 Size=16
+
+[48x48]
+Size=48
+
+[256x256]
+Size=256

dist/qt_themes/default/style.qss

@@ -12,18 +12,19 @@ QPushButton#GraphicsAPIStatusBarButton:hover {
     border: 1px solid #76797C;
 }
 
-QPushButton#3DOptionStatusBarButton {
-    color: #A5A5A5;
-    font-weight: bold;
+QPushButton#TogglableStatusBarButton {
+    color: #959595;
     border: 1px solid transparent;
     background-color: transparent;
     padding: 0px 3px 0px 3px;
     text-align: center;
-    min-width: 60px;
-    min-height: 20px;
 }
 
-QPushButton#3DOptionStatusBarButton:hover {
+QPushButton#TogglableStatusBarButton:checked {
+    color: #00FF00;
+}
+
+QPushButton#TogglableStatusBarButton:hover {
     border: 1px solid #76797C;
 }
 

dist/qt_themes/qdarkstyle/style.qss

@@ -1,19 +1,3 @@
-QPushButton#TogglableStatusBarButton {
-    color: #959595;
-    border: 1px solid transparent;
-    background-color: transparent;
-    padding: 0px 3px 0px 3px;
-    text-align: center;
-}
-
-QPushButton#TogglableStatusBarButton:checked {
-    color: palette(text);
-}
-
-QPushButton#TogglableStatusBarButton:hover {
-    border: 1px solid #76797C;
-}
-
 QPushButton#GraphicsAPIStatusBarButton {
     color: #656565;
     border: 1px solid transparent;
@@ -26,6 +10,23 @@ QPushButton#GraphicsAPIStatusBarButton:hover {
     border: 1px solid #76797C;
 }
 
+QPushButton#TogglableStatusBarButton {
+    min-width: 0px;
+    color: #656565;
+    border: 1px solid transparent;
+    background-color: transparent;
+    padding: 0px 3px 0px 3px;
+    text-align: center;
+}
+
+QPushButton#TogglableStatusBarButton:checked {
+    color: #00FF00;
+}
+
+QPushButton#TogglableStatusBarButton:hover {
+    border: 1px solid #76797C;
+}
+
 QToolTip {
     border: 1px solid #76797C;
     background-color: #5A7566;

externals/CMakeLists.txt

@@ -34,32 +34,34 @@ if (NOT USE_SYSTEM_BOOST)
     )
     target_link_libraries(boost_iostreams PUBLIC boost)
 # Add additional boost libs here; remember to ALIAS them in the root CMakeLists!
+else()
+    unset(BOOST_ROOT CACHE)
+    unset(Boost_INCLUDE_DIR CACHE)
+    set(Boost_NO_SYSTEM_PATHS OFF CACHE BOOL "" FORCE)
 endif()
 
 # Catch2
-set(CATCH_INSTALL_DOCS OFF CACHE BOOL "")
-set(CATCH_INSTALL_EXTRAS OFF CACHE BOOL "")
-add_subdirectory(catch2)
+add_library(catch2 INTERFACE)
+if(USE_SYSTEM_CATCH2)
+    find_package(Catch2 3.0.0 REQUIRED)
+else()
+    set(CATCH_INSTALL_DOCS OFF CACHE BOOL "")
+    set(CATCH_INSTALL_EXTRAS OFF CACHE BOOL "")
+    add_subdirectory(catch2)
+endif()
+target_link_libraries(catch2 INTERFACE Catch2::Catch2WithMain)
 
 # Crypto++
-set(CRYPTOPP_BUILD_DOCUMENTATION OFF CACHE BOOL "")
-set(CRYPTOPP_BUILD_TESTING OFF CACHE BOOL "")
-set(CRYPTOPP_INSTALL OFF CACHE BOOL "")
-set(CRYPTOPP_SOURCES "${CMAKE_SOURCE_DIR}/externals/cryptopp" CACHE STRING "")
-add_subdirectory(cryptopp-cmake)
-
-# HACK: The logic to set up the base include directory for CryptoPP does not work with Android SDK CMake 3.22.1.
-# Until there is a fixed version available, this code will detect and add in the proper include if it does not exist.
-if(ANDROID)
-    message(STATUS "Applying CryptoPP include fix.")
-    get_target_property(CRYPTOPP_INCLUDES cryptopp INTERFACE_INCLUDE_DIRECTORIES)
-    foreach(CRYPTOPP_INCLUDE ${CRYPTOPP_INCLUDES})
-        if("${CRYPTOPP_INCLUDE}" MATCHES "\\$<BUILD_INTERFACE:(.*)/cryptopp>")
-            message(STATUS "Fixed include path: ${CMAKE_MATCH_1}")
-            target_include_directories(cryptopp PUBLIC $<BUILD_INTERFACE:${CMAKE_MATCH_1}>)
-            break()
-        endif()
-    endforeach()
+if(USE_SYSTEM_CRYPTOPP)
+    find_package(cryptopp REQUIRED)
+    add_library(cryptopp INTERFACE)
+    target_link_libraries(cryptopp INTERFACE cryptopp::cryptopp)
+else()
+    set(CRYPTOPP_BUILD_DOCUMENTATION OFF CACHE BOOL "")
+    set(CRYPTOPP_BUILD_TESTING OFF CACHE BOOL "")
+    set(CRYPTOPP_INSTALL OFF CACHE BOOL "")
+    set(CRYPTOPP_SOURCES "${CMAKE_SOURCE_DIR}/externals/cryptopp" CACHE STRING "")
+    add_subdirectory(cryptopp-cmake)
 endif()
 
 # dds-ktx
@@ -68,19 +70,49 @@ target_include_directories(dds-ktx INTERFACE ./dds-ktx)
 
 # fmt and Xbyak need to be added before dynarmic
 # libfmt
-option(FMT_INSTALL "" ON)
-add_subdirectory(fmt EXCLUDE_FROM_ALL)
+if(USE_SYSTEM_FMT)
+    add_library(fmt INTERFACE)
+    find_package(fmt REQUIRED)
+    target_link_libraries(fmt INTERFACE fmt::fmt)
+else()
+    option(FMT_INSTALL "" ON)
+    add_subdirectory(fmt EXCLUDE_FROM_ALL)
+endif()
+
 
 # Xbyak
 if ("x86_64" IN_LIST ARCHITECTURE)
-    add_subdirectory(xbyak EXCLUDE_FROM_ALL)
+    if(USE_SYSTEM_XBYAK)
+        find_package(xbyak REQUIRED)
+        add_library(xbyak INTERFACE)
+        target_link_libraries(xbyak INTERFACE xbyak::xbyak)
+    else()
+        add_subdirectory(xbyak EXCLUDE_FROM_ALL)
+    endif()
+endif()
+
+# Oaknut
+if ("arm64" IN_LIST ARCHITECTURE)
+    add_subdirectory(oaknut EXCLUDE_FROM_ALL)
 endif()
 
 # Dynarmic
 if ("x86_64" IN_LIST ARCHITECTURE OR "arm64" IN_LIST ARCHITECTURE)
-    set(DYNARMIC_TESTS OFF CACHE BOOL "")
-    set(DYNARMIC_FRONTENDS "A32" CACHE STRING "")
-    add_subdirectory(dynarmic EXCLUDE_FROM_ALL)
+    if(USE_SYSTEM_DYNARMIC)
+        find_package(dynarmic REQUIRED)
+        add_library(dynarmic INTERFACE)
+        target_link_libraries(dynarmic INTERFACE dynarmic::dynarmic)
+        # The dynarmic package's cmake files are helpfully completely silent
+        # so we have to inform the user of its status ourselves
+        if(TARGET dynarmic::dynarmic)
+            message(STATUS "Found dynarmic")
+        endif()
+    else()
+        set(DYNARMIC_TESTS OFF CACHE BOOL "")
+        set(DYNARMIC_FRONTENDS "A32" CACHE STRING "")
+        set(DYNARMIC_USE_PRECOMPILED_HEADERS ${CITRA_USE_PRECOMPILED_HEADERS} CACHE BOOL "")
+        add_subdirectory(dynarmic EXCLUDE_FROM_ALL)
+    endif()
 endif()
 
 # getopt
@@ -88,20 +120,14 @@ if (MSVC)
     add_subdirectory(getopt)
 endif()
 
-# Glad
-add_subdirectory(glad)
-
-# glslang
-set(SKIP_GLSLANG_INSTALL ON CACHE BOOL "")
-set(ENABLE_GLSLANG_BINARIES OFF CACHE BOOL "")
-set(ENABLE_SPVREMAPPER OFF CACHE BOOL "")
-set(ENABLE_CTEST OFF CACHE BOOL "")
-set(ENABLE_HLSL OFF CACHE BOOL "")
-set(BUILD_EXTERNAL OFF CACHE BOOL "")
-add_subdirectory(glslang)
-
 # inih
-add_subdirectory(inih)
+if(USE_SYSTEM_INIH)
+    find_package(inih REQUIRED COMPONENTS inih inir)
+    add_library(inih INTERFACE)
+    target_link_libraries(inih INTERFACE inih::inih inih::inir)
+else()
+    add_subdirectory(inih)
+endif()
 
 # MicroProfile
 add_library(microprofile INTERFACE)
@@ -118,8 +144,26 @@ endif()
 # Open Source Archives
 add_subdirectory(open_source_archives)
 
+# faad2
+add_subdirectory(faad2 EXCLUDE_FROM_ALL)
+
 # Dynamic library headers
-add_subdirectory(library-headers EXCLUDE_FROM_ALL)
+add_library(library-headers INTERFACE)
+
+if (USE_SYSTEM_FFMPEG_HEADERS)
+    find_path(SYSTEM_FFMPEG_INCLUDES NAMES libavutil/avutil.h)
+    if (SYSTEM_FFMPEG_INCLUDES STREQUAL "SYSTEM_FFMPEG_INCLUDES-NOTFOUND")
+        message(WARNING "System FFmpeg headers not found. Falling back on bundled headers.")
+    else()
+        message(STATUS "Using system FFmpeg headers.")
+        target_include_directories(library-headers SYSTEM INTERFACE ${SYSTEM_FFMPEG_INCLUDES})
+        set(FOUND_FFMPEG_HEADERS ON)
+    endif()
+endif()
+if (NOT FOUND_FFMPEG_HEADERS)
+    message(STATUS "Using bundled ffmpeg headers.")
+    target_include_directories(library-headers SYSTEM INTERFACE ./library-headers/ffmpeg/include)
+endif()
 
 # SoundTouch
 if(NOT USE_SYSTEM_SOUNDTOUCH)
@@ -130,9 +174,6 @@ if(NOT USE_SYSTEM_SOUNDTOUCH)
     target_compile_definitions(SoundTouch PUBLIC SOUNDTOUCH_INTEGER_SAMPLES)
 endif()
 
-# sirit
-add_subdirectory(sirit EXCLUDE_FROM_ALL)
-
 # Teakra
 add_subdirectory(teakra EXCLUDE_FROM_ALL)
 
@@ -149,22 +190,47 @@ if (ENABLE_LIBUSB AND NOT USE_SYSTEM_LIBUSB)
 endif()
 
 # Zstandard
-set(ZSTD_LEGACY_SUPPORT OFF)
-set(ZSTD_BUILD_PROGRAMS OFF)
-set(ZSTD_BUILD_SHARED OFF)
-add_subdirectory(zstd/build/cmake EXCLUDE_FROM_ALL)
-target_include_directories(libzstd_static INTERFACE $<BUILD_INTERFACE:${CMAKE_SOURCE_DIR}/externals/zstd/lib>)
+if(USE_SYSTEM_ZSTD)
+    find_package(zstd REQUIRED)
+    add_library(zstd INTERFACE)
+    if(TARGET zstd::libzstd_shared)
+        message(STATUS "Found system Zstandard")
+    endif()
+    target_link_libraries(zstd INTERFACE zstd::libzstd_shared)
+else()
+    set(ZSTD_LEGACY_SUPPORT OFF)
+    set(ZSTD_BUILD_PROGRAMS OFF)
+    set(ZSTD_BUILD_SHARED OFF)
+    add_subdirectory(zstd/build/cmake EXCLUDE_FROM_ALL)
+    target_include_directories(libzstd_static INTERFACE $<BUILD_INTERFACE:${CMAKE_SOURCE_DIR}/externals/zstd/lib>)
+    add_library(zstd ALIAS libzstd_static)
+endif()
 
 # ENet
-add_subdirectory(enet)
-target_include_directories(enet INTERFACE ./enet/include)
+if(USE_SYSTEM_ENET)
+    find_package(libenet REQUIRED)
+    add_library(enet INTERFACE)
+    target_link_libraries(enet INTERFACE libenet::libenet)
+else()
+    add_subdirectory(enet)
+    target_include_directories(enet INTERFACE ./enet/include)
+endif()
 
 # Cubeb
 if (ENABLE_CUBEB)
-    set(BUILD_TESTS OFF CACHE BOOL "")
-    set(BUILD_TOOLS OFF CACHE BOOL "")
-    set(BUNDLE_SPEEX ON CACHE BOOL "")
-    add_subdirectory(cubeb EXCLUDE_FROM_ALL)
+    if(USE_SYSTEM_CUBEB)
+        find_package(cubeb REQUIRED)
+        add_library(cubeb INTERFACE)
+        target_link_libraries(cubeb INTERFACE cubeb::cubeb)
+        if(TARGET cubeb::cubeb)
+            message(STATUS "Found system cubeb")
+        endif()
+    else()
+        set(BUILD_TESTS OFF CACHE BOOL "")
+        set(BUILD_TOOLS OFF CACHE BOOL "")
+        set(BUNDLE_SPEEX ON CACHE BOOL "")
+        add_subdirectory(cubeb EXCLUDE_FROM_ALL)
+    endif()
 endif()
 
 # DiscordRPC
@@ -175,7 +241,16 @@ endif()
 
 # JSON
 add_library(json-headers INTERFACE)
-target_include_directories(json-headers INTERFACE ./json)
+if (USE_SYSTEM_JSON)
+    find_package(nlohmann_json REQUIRED)
+    target_link_libraries(json-headers INTERFACE nlohmann_json::nlohmann_json)
+    get_target_property(NLOHMANN_PREFIX nlohmann_json::nlohmann_json INTERFACE_INCLUDE_DIRECTORIES)
+    # The nlohmann-json3 package expects "#include <nlohmann/json.hpp>"
+    # Citra uses "#include <json.hpp>" so we have to add this manually
+    target_include_directories(json-headers SYSTEM INTERFACE "${NLOHMANN_PREFIX}/nlohmann")
+else()
+    target_include_directories(json-headers SYSTEM INTERFACE ./json)
+endif()
 
 # OpenSSL
 if (USE_SYSTEM_OPENSSL)
@@ -190,7 +265,7 @@ if (NOT OPENSSL_FOUND)
     set(LIBRESSL_SKIP_INSTALL ON CACHE BOOL "")
     set(OPENSSLDIR "/etc/ssl/")
     add_subdirectory(libressl EXCLUDE_FROM_ALL)
-    target_include_directories(ssl INTERFACE ./libressl/include)
+    target_include_directories(ssl SYSTEM INTERFACE ./libressl/include)
     target_compile_definitions(ssl PRIVATE -DHAVE_INET_NTOP)
     get_directory_property(OPENSSL_LIBRARIES
         DIRECTORY libressl
@@ -199,7 +274,17 @@ endif()
 
 # httplib
 add_library(httplib INTERFACE)
-target_include_directories(httplib INTERFACE ./httplib)
+if(USE_SYSTEM_CPP_HTTPLIB)
+    find_package(CppHttp 0.14.1)
+    if(CppHttp_FOUND)
+        target_link_libraries(httplib INTERFACE httplib::httplib)
+    else()
+        message(STATUS "Cpp-httplib not found or not suitable version! Falling back to bundled...")
+        target_include_directories(httplib SYSTEM INTERFACE ./httplib)
+    endif()
+else()
+    target_include_directories(httplib SYSTEM INTERFACE ./httplib)
+endif()
 target_compile_options(httplib INTERFACE -DCPPHTTPLIB_OPENSSL_SUPPORT)
 target_link_libraries(httplib INTERFACE ${OPENSSL_LIBRARIES})
 
@@ -208,6 +293,10 @@ if(ANDROID)
     target_link_libraries(httplib INTERFACE ifaddrs)
 endif()
 
+if (UNIX AND NOT APPLE)
+    add_subdirectory(gamemode)
+endif()
+
 # cpp-jwt
 if (ENABLE_WEB_SERVICE)
     if (USE_SYSTEM_CPP_JWT)
@@ -216,13 +305,19 @@ if (ENABLE_WEB_SERVICE)
         target_link_libraries(cpp-jwt INTERFACE cpp-jwt::cpp-jwt)
     else()
         add_library(cpp-jwt INTERFACE)
-        target_include_directories(cpp-jwt INTERFACE ./cpp-jwt/include)
+        target_include_directories(cpp-jwt SYSTEM INTERFACE ./cpp-jwt/include)
         target_compile_definitions(cpp-jwt INTERFACE CPP_JWT_USE_VENDORED_NLOHMANN_JSON)
     endif()
 endif()
 
 # lodepng
-add_subdirectory(lodepng)
+if(USE_SYSTEM_LODEPNG)
+    add_library(lodepng INTERFACE)
+    find_package(lodepng REQUIRED)
+    target_link_libraries(lodepng INTERFACE lodepng::lodepng)
+else()
+    add_subdirectory(lodepng)
+endif()
 
 # (xperia64): Only use libyuv on Android b/c of build issues on Windows and mandatory JPEG
 if(ANDROID)
@@ -233,31 +328,83 @@ endif()
 
 # OpenAL Soft
 if (ENABLE_OPENAL)
-    set(ALSOFT_EMBED_HRTF_DATA OFF CACHE BOOL "")
-    set(ALSOFT_EXAMPLES OFF CACHE BOOL "")
-    set(ALSOFT_INSTALL OFF CACHE BOOL "")
-    set(ALSOFT_INSTALL_CONFIG OFF CACHE BOOL "")
-    set(ALSOFT_INSTALL_HRTF_DATA OFF CACHE BOOL "")
-    set(ALSOFT_INSTALL_AMBDEC_PRESETS OFF CACHE BOOL "")
-    set(ALSOFT_UTILS OFF CACHE BOOL "")
-    set(LIBTYPE "STATIC" CACHE STRING "")
-    add_subdirectory(openal-soft EXCLUDE_FROM_ALL)
+    if(USE_SYSTEM_OPENAL)
+        add_library(OpenAL INTERFACE)
+        find_package(OpenAL REQUIRED)
+        target_link_libraries(OpenAL INTERFACE OpenAL::OpenAL)
+    else()
+        set(ALSOFT_EMBED_HRTF_DATA OFF CACHE BOOL "")
+        set(ALSOFT_EXAMPLES OFF CACHE BOOL "")
+        set(ALSOFT_INSTALL OFF CACHE BOOL "")
+        set(ALSOFT_INSTALL_CONFIG OFF CACHE BOOL "")
+        set(ALSOFT_INSTALL_HRTF_DATA OFF CACHE BOOL "")
+        set(ALSOFT_INSTALL_AMBDEC_PRESETS OFF CACHE BOOL "")
+        set(ALSOFT_UTILS OFF CACHE BOOL "")
+        set(LIBTYPE "STATIC" CACHE STRING "")
+        add_subdirectory(openal-soft EXCLUDE_FROM_ALL)
+    endif()
 endif()
 
-# VMA
-add_library(vma INTERFACE)
-target_include_directories(vma SYSTEM INTERFACE ./vma/include)
-
-# vulkan-headers
-add_library(vulkan-headers INTERFACE)
-target_include_directories(vulkan-headers SYSTEM INTERFACE ./vulkan-headers/include)
-if (APPLE)
-    target_include_directories(vulkan-headers SYSTEM INTERFACE ${CMAKE_CURRENT_SOURCE_DIR}/MoltenVK)
+# OpenGL dependencies
+if (ENABLE_OPENGL)
+    # Glad
+    add_subdirectory(glad)
 endif()
 
-# adrenotools
-if (ANDROID)
-    add_subdirectory(libadrenotools)
+# Vulkan dependencies
+if (ENABLE_VULKAN)
+    # glslang
+    if(USE_SYSTEM_GLSLANG)
+        find_package(glslang REQUIRED)
+        add_library(glslang INTERFACE)
+        add_library(SPIRV INTERFACE)
+        target_link_libraries(glslang INTERFACE glslang::glslang)
+        target_link_libraries(SPIRV INTERFACE glslang::SPIRV)
+        # System include path is different from submodule include path
+        get_target_property(GLSLANG_PREFIX glslang::SPIRV INTERFACE_INCLUDE_DIRECTORIES)
+        target_include_directories(SPIRV SYSTEM INTERFACE "${GLSLANG_PREFIX}/glslang")
+    else()
+        set(SKIP_GLSLANG_INSTALL ON CACHE BOOL "")
+        set(ENABLE_GLSLANG_BINARIES OFF CACHE BOOL "")
+        set(ENABLE_SPVREMAPPER OFF CACHE BOOL "")
+        set(ENABLE_CTEST OFF CACHE BOOL "")
+        set(ENABLE_HLSL OFF CACHE BOOL "")
+        set(BUILD_EXTERNAL OFF CACHE BOOL "")
+        add_subdirectory(glslang)
+    endif()
+
+    # sirit
+    add_subdirectory(sirit EXCLUDE_FROM_ALL)
+
+    # VMA
+    if(USE_SYSTEM_VMA)
+        add_library(vma INTERFACE)
+        find_package(VulkanMemoryAllocator REQUIRED)
+        if(TARGET GPUOpen::VulkanMemoryAllocator)
+            message(STATUS "Found VulkanMemoryAllocator")
+            target_link_libraries(vma INTERFACE GPUOpen::VulkanMemoryAllocator)
+        endif()
+    else()
+        add_library(vma INTERFACE)
+        target_include_directories(vma SYSTEM INTERFACE ./vma/include)
+    endif()
+
+    # vulkan-headers
+    add_library(vulkan-headers INTERFACE)
+    if(USE_SYSTEM_VULKAN_HEADERS)
+        find_package(Vulkan REQUIRED)
+        if(TARGET Vulkan::Headers)
+            message(STATUS "Found Vulkan headers")
+            target_link_libraries(vulkan-headers INTERFACE Vulkan::Headers)
+        endif()
+    else()
+        target_include_directories(vulkan-headers SYSTEM INTERFACE ./vulkan-headers/include)
+    endif()
+
+    # adrenotools
+    if (ANDROID AND "arm64" IN_LIST ARCHITECTURE)
+        add_subdirectory(libadrenotools)
+    endif()
 endif()
 
 # OpenXR

externals/cmake-modules/CitraHandleSystemLibs.cmake

@@ -0,0 +1,100 @@
+option(USE_SYSTEM_LIBS "Use system libraries over bundled ones" OFF)
+
+# System library options
+CMAKE_DEPENDENT_OPTION(USE_SYSTEM_QT "Use the system Qt lib (instead of the bundled one)" OFF "ENABLE_QT;MSVC OR APPLE" ON)
+CMAKE_DEPENDENT_OPTION(USE_SYSTEM_MOLTENVK "Use the system MoltenVK lib (instead of the bundled one)" OFF "APPLE" OFF)
+option(USE_SYSTEM_SDL2 "Use the system SDL2 lib (instead of the bundled one)" OFF)
+option(USE_SYSTEM_BOOST "Use the system Boost libs (instead of the bundled ones)" OFF)
+option(USE_SYSTEM_OPENSSL "Use the system OpenSSL libs (instead of the bundled LibreSSL)" OFF)
+option(USE_SYSTEM_LIBUSB "Use the system libusb (instead of the bundled libusb)" OFF)
+option(USE_SYSTEM_CPP_JWT "Use the system cpp-jwt (instead of the bundled one)" OFF)
+option(USE_SYSTEM_SOUNDTOUCH "Use the system SoundTouch (instead of the bundled one)" OFF)
+option(USE_SYSTEM_CPP_HTTPLIB "Use the system cpp-httplib (instead of the bundled one)" OFF)
+option(USE_SYSTEM_JSON "Use the system JSON (nlohmann-json3) package (instead of the bundled one)" OFF)
+option(USE_SYSTEM_DYNARMIC "Use the system dynarmic (instead of the bundled one)" OFF)
+option(USE_SYSTEM_FMT "Use the system fmt (instead of the bundled one)" OFF)
+option(USE_SYSTEM_XBYAK "Use the system xbyak (instead of the bundled one)" OFF)
+option(USE_SYSTEM_INIH "Use the system inih (instead of the bundled one)" OFF)
+option(USE_SYSTEM_FFMPEG_HEADERS "Use the system FFmpeg headers (instead of the bundled one)" OFF)
+option(USE_SYSTEM_GLSLANG "Use the system glslang and SPIR-V libraries (instead of the bundled ones)" OFF)
+option(USE_SYSTEM_ZSTD "Use the system Zstandard library (instead of the bundled one)" OFF)
+option(USE_SYSTEM_ENET "Use the system libenet (instead of the bundled one)" OFF)
+option(USE_SYSTEM_CRYPTOPP "Use the system cryptopp (instead of the bundled one)" OFF)
+option(USE_SYSTEM_CUBEB "Use the system cubeb (instead of the bundled one)" OFF)
+option(USE_SYSTEM_LODEPNG "Use the system lodepng (instead of the bundled one)" OFF)
+option(USE_SYSTEM_OPENAL "Use the system OpenAL (instead of the bundled one)" OFF)
+option(USE_SYSTEM_VMA "Use the system VulkanMemoryAllocator (instead of the bundled one)" OFF)
+option(USE_SYSTEM_VULKAN_HEADERS "Use the system Vulkan headers (instead of the bundled ones)" OFF)
+option(USE_SYSTEM_CATCH2 "Use the system Catch2 (instead of the bundled one)" OFF)
+
+# Qt and MoltenVK are handled separately
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_SDL2 "Disable system SDL2" OFF "USE_SYSTEM_LIBS" OFF)
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_BOOST "Disable system Boost" OFF "USE_SYSTEM_LIBS" OFF)
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_OPENSSL "Disable system OpenSSL" OFF "USE_SYSTEM_LIBS" OFF)
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_LIBUSB "Disable system LibUSB" OFF "USE_SYSTEM_LIBS" OFF)
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_CPP_JWT "Disable system cpp-jwt" OFF "USE_SYSTEM_LIBS" OFF)
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_SOUNDTOUCH "Disable system SoundTouch" OFF "USE_SYSTEM_LIBS" OFF)
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_CPP_HTTPLIB "Disable system cpp-httplib" OFF "USE_SYSTEM_LIBS" OFF)
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_JSON "Disable system JSON" OFF "USE_SYSTEM_LIBS" OFF)
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_DYNARMIC "Disable system Dynarmic" OFF "USE_SYSTEM_LIBS" OFF)
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_FMT "Disable system fmt" OFF "USE_SYSTEM_LIBS" OFF)
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_XBYAK "Disable system xbyak" OFF "USE_SYSTEM_LIBS" OFF)
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_INIH "Disable system inih" OFF "USE_SYSTEM_LIBS" OFF)
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_FFMPEG_HEADERS "Disable system ffmpeg" OFF "USE_SYSTEM_LIBS" OFF)
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_GLSLANG "Disable system glslang" OFF "USE_SYSTEM_LIBS" OFF)
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_ZSTD "Disable system Zstandard" OFF "USE_SYSTEM_LIBS" OFF)
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_ENET "Disable system libenet" OFF "USE_SYSTEM_LIBS" OFF)
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_CRYPTOPP "Disable system cryptopp" OFF "USE_SYSTEM_LIBS" OFF)
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_CUBEB "Disable system cubeb" OFF "USE_SYSTEM_LIBS" OFF)
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_LODEPNG "Disable system lodepng" OFF "USE_SYSTEM_LIBS" OFF)
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_OPENAL "Disable system OpenAL" OFF "USE_SYSTEM_LIBS" OFF)
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_VMA "Disable system VulkanMemoryAllocator" OFF "USE_SYSTEM_LIBS" OFF)
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_VULKAN_HEADERS "Disable system Vulkan headers" OFF "USE_SYSTEM_LIBS" OFF)
+CMAKE_DEPENDENT_OPTION(DISABLE_SYSTEM_CATCH2 "Disable system Catch2" OFF "USE_SYSTEM_LIBS" OFF)
+
+set(LIB_VAR_LIST
+    SDL2
+    BOOST
+    OPENSSL
+    LIBUSB
+    CPP_JWT
+    SOUNDTOUCH
+    CPP_HTTPLIB
+    JSON
+    DYNARMIC
+    FMT
+    XBYAK
+    INIH
+    FFMPEG_HEADERS
+    GLSLANG
+    ZSTD
+    ENET
+    CRYPTOPP
+    CUBEB
+    LODEPNG
+    OPENAL
+    VMA
+    VULKAN_HEADERS
+    CATCH2
+    )
+
+# First, check that USE_SYSTEM_XXX is not used with USE_SYSTEM_LIBS
+
+if(USE_SYSTEM_LIBS)
+    foreach(CURRENT_LIB IN LISTS LIB_VAR_LIST)
+        if(USE_SYSTEM_${CURRENT_LIB})
+            unset(USE_SYSTEM_${CURRENT_LIB})
+        endif()
+    endforeach()
+
+    # Next, set which libraries to use
+
+    foreach(CURRENT_LIB IN LISTS LIB_VAR_LIST)
+        if(NOT DISABLE_SYSTEM_${CURRENT_LIB})
+            set(USE_SYSTEM_${CURRENT_LIB} ON CACHE BOOL "Using system ${CURRENT_LIB}" FORCE)
+        else()
+            # Explicitly disable this in case of multiple CMake invocations
+            set(USE_SYSTEM_${CURRENT_LIB} OFF CACHE BOOL "Using system ${CURRENT_LIB}" FORCE)
+        endif()
+    endforeach()
+endif()

externals/cmake-modules/FindCppHttp.cmake

@@ -0,0 +1,46 @@
+if(NOT CppHttp_FOUND)
+    pkg_check_modules(CPP_HTTPLIB cpp-httplib)
+
+    if (CPP_HTTPLIB_FOUND)
+        find_path(HTTPLIB_INCLUDE_DIR NAMES httplib.h
+                PATHS
+                ${CPP_HTTPLIB_INCLUDE_DIRS}
+                /usr/include
+                /usr/local/include
+            )
+
+        find_library(HTTPLIB_LIBRARY NAMES cpp-httplib
+                PATHS
+                ${CPP_HTTPLIB_LIBRARY_DIRS}
+                /usr/lib
+                /usr/local/lib
+            )
+
+        set(HTTPLIB_VERSION ${CPP_HTTPLIB_VERSION})
+
+        if (NOT TARGET cpp-httplib::cpp-httplib)
+            add_library(cpp-httplib::cpp-httplib INTERFACE IMPORTED)
+            set_target_properties(cpp-httplib::cpp-httplib PROPERTIES
+                INTERFACE_INCLUDE_DIRECTORIES "${HTTPLIB_INCLUDE_DIR}"
+                INTERFACE_LINK_LIBRARIES "${HTTPLIB_LIBRARY}"
+                IMPORTED_LOCATION "${HTTPLIB_LIBRARY}"
+            )
+            add_library(httplib::httplib ALIAS cpp-httplib::cpp-httplib)
+        endif()
+    else()
+        message(STATUS "Cpp-httplib not found via pkg-config, trying CMake...")
+        find_package(httplib)
+    endif()
+
+    find_package_handle_standard_args(CppHttp REQUIRED_VARS HTTPLIB_INCLUDE_DIR HTTPLIB_LIBRARY VERSION_VAR HTTPLIB_VERSION)
+	
+endif()
+
+if(CppHttp_FOUND AND NOT TARGET cpp-httplib::cpp-httplib)
+    add_library(cpp-httplib::cpp-httplib INTERFACE IMPORTED)
+    set_target_properties(cpp-httplib::cpp-httplib PROPERTIES
+        INTERFACE_INCLUDE_DIRECTORIES "${CPP-HTTP_INCLUDE_DIR}"
+        INTERFACE_LINK_LIBRARIES "${CPP-HTTP_LIBRARIES}"
+        IMPORTED_LOCATION "${CPP-HTTP_LIBRARIES}"
+    )
+endif()

externals/cmake-modules/FindOpenAL.cmake

@@ -0,0 +1,36 @@
+if(NOT OPENAL_FOUND)
+    pkg_check_modules(OPENAL_TMP openal)
+
+    find_path(OPENAL_INCLUDE_DIRS NAMES al.h
+            PATHS
+            ${OPENAL_TMP_INCLUDE_DIRS}
+            /usr/include/AL
+            /usr/include
+            /usr/local/include/AL
+            /usr/local/include
+            )
+
+    find_library(OPENAL_LIBRARY_DIRS NAMES openal
+            PATHS
+            ${OPENAL_TMP_LIBRARY_DIRS}
+            /usr/lib
+            /usr/local/lib
+            )
+
+    if(OPENAL_INCLUDE_DIRS AND OPENAL_LIBRARY_DIRS)
+        set(OPENAL_FOUND TRUE CACHE INTERNAL "OpenAL found")
+        message(STATUS "Found OpenAL: ${OPENAL_LIBRARY_DIRS}, ${OPENAL_INCLUDE_DIRS}")
+    else()
+        set(OPENAL_FOUND FALSE CACHE INTERNAL "OpenAL found")
+        message(STATUS "OpenAL not found.")
+    endif()
+endif()
+
+if(OPENAL_FOUND AND NOT TARGET OpenAL::OpenAL)
+    add_library(OpenAL::OpenAL UNKNOWN IMPORTED)
+    set_target_properties(OpenAL::OpenAL PROPERTIES
+            INCLUDE_DIRECTORIES ${OPENAL_INCLUDE_DIRS}
+            INTERFACE_LINK_LIBRARIES ${OPENAL_LIBRARY_DIRS}
+            IMPORTED_LOCATION ${OPENAL_LIBRARY_DIRS}
+            )
+endif()

externals/cmake-modules/Findcryptopp.cmake

@@ -0,0 +1,35 @@
+if(NOT CRYPTOPP_FOUND)
+    pkg_search_module(CRYPTOPP_TMP crypto++ cryptopp)
+
+    find_path(CRYPTOPP_INCLUDE_DIRS NAMES cryptlib.h
+            PATHS
+            ${CRYPTOPP_TMP_INCLUDE_DIRS}
+            /usr/include
+            /usr/local/include
+            PATH_SUFFIXES crypto++ cryptopp
+            )
+
+    find_library(CRYPTOPP_LIBRARY_DIRS NAMES crypto++ cryptopp
+            PATHS
+            ${CRYPTOPP_TMP_LIBRARY_DIRS}
+            /usr/lib
+            /usr/local/lib
+            )
+
+    if(CRYPTOPP_INCLUDE_DIRS AND CRYPTOPP_LIBRARY_DIRS)
+        set(CRYPTOPP_FOUND TRUE CACHE INTERNAL "Found cryptopp")
+        message(STATUS "Found cryptopp: ${CRYPTOPP_LIBRARY_DIRS}, ${CRYPTOPP_INCLUDE_DIRS}")
+    else()
+        set(CRYPTOPP_FOUND FALSE CACHE INTERNAL "Found cryptopp")
+        message(STATUS "Cryptopp not found.")
+    endif()
+endif()
+
+if(CRYPTOPP_FOUND AND NOT TARGET cryptopp::cryptopp)
+    add_library(cryptopp::cryptopp UNKNOWN IMPORTED)
+    set_target_properties(cryptopp::cryptopp PROPERTIES
+        INCLUDE_DIRECTORIES ${CRYPTOPP_INCLUDE_DIRS}
+        INTERFACE_LINK_LIBRARIES ${CRYPTOPP_LIBRARY_DIRS}
+        IMPORTED_LOCATION ${CRYPTOPP_LIBRARY_DIRS}
+        )
+endif()

externals/cmake-modules/Findinih.cmake

@@ -0,0 +1,63 @@
+if(NOT inih_FOUND)
+    # Inih includes both a base library and INIReader
+    # We must link against both to avoid linker errors.
+
+    pkg_check_modules(INIR_TEMP INIReader)
+    pkg_check_modules(INIH_TEMP inih)
+    
+    
+    find_path(INIR_INCLUDE_DIR NAMES INIReader.h
+            PATHS
+            ${INIR_TEMP_INCLUDE_DIRS}
+            /usr/include
+            /usr/local/include
+            )
+            
+    find_path(INIH_INCLUDE_DIR NAMES ini.h
+            PATHS
+            ${INIH_TEMP_INCLUDE_DIRS}
+            /usr/include
+            /use/local/include
+            )
+            
+    find_library(INIR_LIBRARIES NAMES INIReader
+            PATHS
+            ${INIR_TEMP_LIBRARY_DIRS}
+            /usr/lib
+            /usr/local/lib
+            )
+            
+    find_library(INIH_LIBRARIES NAMES inih
+            PATHS
+            ${INIH_TEMP_LIBRARY_DIRS}
+            /usr/lib
+            /usr/local/lib
+            )
+            
+    if(INIR_INCLUDE_DIR AND INIH_INCLUDE_DIR AND INIR_LIBRARIES AND INIH_LIBRARIES)
+        set(inih_FOUND TRUE CACHE INTERNAL "Found inih library")
+        message(STATUS "Found inih ${INIR_INCLUDE_DIR} ${INIH_INCLUDE_DIR} ${INIR_LIBRARIES} ${INIH_LIBRARIES}")
+    else()
+        set(inih_FOUND FALSE CACHE INTERNAL "Found inih library")
+        message(STATUS "Inih not found.")
+    endif()
+    
+endif()
+
+if(inih_FOUND AND NOT TARGET inih::inir OR NOT TARGET inih::inih)
+    add_library(inih::inir INTERFACE IMPORTED)
+    set_target_properties(inih::inir PROPERTIES
+        INTERFACE_INCLUDE_DIRECTORIES "${INIR_INCLUDE_DIR}"
+        INTERFACE_LINK_LIBRARIES "${INIR_LIBRARIES}"
+        IMPORTED_LOCATION "${INIR_LIBRARIES}"
+        )
+
+    add_library(inih::inih INTERFACE IMPORTED)
+    set_target_properties(inih::inih PROPERTIES
+        INTERFACE_INCLUDE_DIRECTORIES "${INIH_INCLUDE_DIR}"
+        INTERFACE_LINK_LIBRARIES "${INIH_LIBRARES}"
+        IMPORTED_LOCATION ${INIH_LIBRARIES}
+        )
+
+endif()
+    

externals/cmake-modules/Findlibenet.cmake

@@ -0,0 +1,34 @@
+if(NOT libenet_FOUND)
+    pkg_check_modules(ENET_TMP libenet)
+
+    find_path(libenet_INCLUDE_DIRS NAMES enet.h PATH_SUFFIXES enet
+            PATHS
+            ${ENET_TMP_INCLUDE_DIRS}
+            /usr/include
+            /usr/local/include
+            )
+
+    find_library(libenet_LIBRARY_DIRS NAMES enet
+            PATHS
+            ${ENET_TMP_LIBRARY_DIRS}
+            /usr/lib
+            /usr/local/lib
+            )
+
+    if(libenet_INCLUDE_DIRS AND libenet_LIBRARY_DIRS)
+        set(libenet_FOUND TRUE CACHE INTERNAL "Found libenet")
+        message(STATUS "Found libenet ${libenet_LIBRARY_DIRS}, ${libenet_INCLUDE_DIRS}")
+    else()
+        set(libenet_FOUND FALSE CACHE INTERNAL "Found libenet")
+        message(STATUS "Libenet not found.")
+    endif()
+endif()
+
+if(libenet_FOUND AND NOT TARGET libenet::libenet)
+    add_library(libenet::libenet UNKNOWN IMPORTED)
+    set_target_properties(libenet::libenet PROPERTIES
+            INCLUDE_DIRECTORIES ${libenet_INCLUDE_DIRS}
+            INTERFACE_LINK_LIBRARIES ${libenet_LIBRARY_DIRS}
+            IMPORTED_LOCATION ${libenet_LIBRARY_DIRS}
+            )
+endif()

externals/cmake-modules/Findlodepng.cmake

@@ -0,0 +1,31 @@
+if(NOT LODEPNG_FOUND)
+    find_path(LODEPNG_INCLUDE_DIRS NAMES lodepng.h
+            PATHS
+            /usr/include
+            /usr/local/include
+            )
+
+    find_library(LODEPNG_LIBRARY_DIRS NAMES lodepng
+            PATHS
+            /usr/lib
+            /usr/local/lib
+            )
+
+    if(LODEPNG_INCLUDE_DIRS AND LODEPNG_LIBRARY_DIRS)
+        set(LODEPNG_FOUND TRUE CACHE INTERNAL "Found lodepng")
+        message(STATUS "Found lodepng: ${LODEPNG_LIBRARY_DIRS}, ${LODEPNG_INCLUDE_DIRS}")
+    else()
+        set(LODEPNG_FOUND FALSE CACHE INTERNAL "Found lodepng")
+        message(STATUS "Lodepng not found.")
+    endif()
+endif()
+
+if(LODEPNG_FOUND AND NOT TARGET lodepng::lodepng)
+    add_library(lodepng::lodepng UNKNOWN IMPORTED)
+    set_target_properties(lodepng::lodepng PROPERTIES
+        INCLUDE_DIRECTORIES ${LODEPNG_INCLUDE_DIRS}
+        INTERFACE_LINK_LIBRARIES ${LODEPNG_LIBRARY_DIRS}
+        IMPORTED_LOCATION ${LODEPNG_LIBRARY_DIRS}
+        )
+
+endif()

externals/cryptopp

@@ -1 +1 @@
-Subproject commit 511806c0eba8ba5b5cedd4b4a814e96df92864a6
+Subproject commit af7d1050bf2287072edd629be133da458a3cf978

externals/cryptopp-cmake

@@ -1 +1 @@
-Subproject commit 15798ac9c2611d5c7f9ba832e2c9159bdd8945f2
+Subproject commit 9327192b0095dc1f420b2082d37bd427b5750d48

externals/faad2/CMakeLists.txt

@@ -0,0 +1,88 @@
+# Sources cut down to just what we need for AAC-LC.
+set(FAAD2_SOURCE_DIR "faad2/libfaad")
+add_library(faad2 STATIC EXCLUDE_FROM_ALL
+    "${FAAD2_SOURCE_DIR}/bits.c"
+    "${FAAD2_SOURCE_DIR}/cfft.c"
+    "${FAAD2_SOURCE_DIR}/common.c"
+    "${FAAD2_SOURCE_DIR}/decoder.c"
+    "${FAAD2_SOURCE_DIR}/drc.c"
+    "${FAAD2_SOURCE_DIR}/error.c"
+    "${FAAD2_SOURCE_DIR}/filtbank.c"
+    "${FAAD2_SOURCE_DIR}/huffman.c"
+    "${FAAD2_SOURCE_DIR}/is.c"
+    "${FAAD2_SOURCE_DIR}/mdct.c"
+    "${FAAD2_SOURCE_DIR}/mp4.c"
+    "${FAAD2_SOURCE_DIR}/ms.c"
+    "${FAAD2_SOURCE_DIR}/output.c"
+    "${FAAD2_SOURCE_DIR}/pns.c"
+    "${FAAD2_SOURCE_DIR}/pulse.c"
+    "${FAAD2_SOURCE_DIR}/specrec.c"
+    "${FAAD2_SOURCE_DIR}/syntax.c"
+    "${FAAD2_SOURCE_DIR}/tns.c"
+)
+target_include_directories(faad2 PUBLIC faad2/include PRIVATE "${FAAD2_SOURCE_DIR}")
+
+# Configure compile definitions.
+
+# Read version from properties file for configuring constant.
+file(READ faad2/properties.json FAAD_PROPERTIES_JSON)
+string(JSON FAAD_VERSION GET ${FAAD_PROPERTIES_JSON} PACKAGE_VERSION)
+message(STATUS "Building faad2 version ${FAAD_VERSION}")
+
+# Check for functions and headers.
+include(CheckFunctionExists)
+include(CheckIncludeFiles)
+check_function_exists(getpwuid HAVE_GETPWUID)
+check_function_exists(lrintf HAVE_LRINTF)
+check_function_exists(memcpy HAVE_MEMCPY)
+check_function_exists(strchr HAVE_STRCHR)
+check_function_exists(strsep HAVE_STRSEP)
+check_include_files(dlfcn.h HAVE_DLFCN_H)
+check_include_files(errno.h HAVE_ERRNO_H)
+check_include_files(float.h HAVE_FLOAT_H)
+check_include_files(inttypes.h HAVE_INTTYPES_H)
+check_include_files(IOKit/IOKitLib.h HAVE_IOKIT_IOKITLIB_H)
+check_include_files(limits.h HAVE_LIMITS_H)
+check_include_files(mathf.h HAVE_MATHF_H)
+check_include_files(stdint.h HAVE_STDINT_H)
+check_include_files(stdio.h HAVE_STDIO_H)
+check_include_files(stdlib.h HAVE_STDLIB_H)
+check_include_files(strings.h HAVE_STRINGS_H)
+check_include_files(string.h HAVE_STRING_H)
+check_include_files(sysfs/libsysfs.h HAVE_SYSFS_LIBSYSFS_H)
+check_include_files(sys/stat.h HAVE_SYS_STAT_H)
+check_include_files(sys/time.h HAVE_SYS_TIME_H)
+check_include_files(sys/types.h HAVE_SYS_TYPES_H)
+check_include_files(unistd.h HAVE_UNISTD_H)
+
+# faad2 uses a relative include for its config.h which breaks under CMake.
+# We can use target_compile_definitions to pass on the configuration instead.
+target_compile_definitions(faad2 PRIVATE
+    -DFAAD_VERSION=${FAAD_VERSION}
+    -DPACKAGE_VERSION=\"${FAAD_VERSION}\"
+    -DSTDC_HEADERS
+    -DHAVE_GETPWUID=${HAVE_GETPWUID}
+    -DHAVE_LRINTF=${HAVE_LRINTF}
+    -DHAVE_MEMCPY=${HAVE_MEMCPY}
+    -DHAVE_STRCHR=${HAVE_STRCHR}
+    -DHAVE_STRSEP=${HAVE_STRSEP}
+    -DHAVE_DLFCN_H=${HAVE_DLFCN_H}
+    -DHAVE_ERRNO_H=${HAVE_ERRNO_H}
+    -DHAVE_FLOAT_H=${HAVE_FLOAT_H}
+    -DHAVE_INTTYPES_H=${HAVE_INTTYPES_H}
+    -DHAVE_IOKIT_IOKITLIB_H=${HAVE_IOKIT_IOKITLIB_H}
+    -DHAVE_LIMITS_H=${HAVE_LIMITS_H}
+    -DHAVE_MATHF_H=${HAVE_MATHF_H}
+    -DHAVE_STDINT_H=${HAVE_STDINT_H}
+    -DHAVE_STDIO_H=${HAVE_STDIO_H}
+    -DHAVE_STDLIB_H=${HAVE_STDLIB_H}
+    -DHAVE_STRINGS_H=${HAVE_STRINGS_H}
+    -DHAVE_STRING_H=${HAVE_STRING_H}
+    -DHAVE_SYSFS_LIBSYSFS_H=${HAVE_SYSFS_LIBSYSFS_H}
+    -DHAVE_SYS_STAT_H=${HAVE_SYS_STAT_H}
+    -DHAVE_SYS_TIME_H=${HAVE_SYS_TIME_H}
+    -DHAVE_SYS_TYPES_H=${HAVE_SYS_TYPES_H}
+    -DHAVE_UNISTD_H=${HAVE_UNISTD_H}
+    # Only compile for AAC-LC decoding.
+    -DLC_ONLY_DECODER -DDISABLE_SBR
+)

externals/faad2/faad2

@@ -0,0 +1 @@
+Subproject commit 09b3c850c606e7fedd06597223e54344e8d23c8c

externals/gamemode/CMakeLists.txt

@@ -0,0 +1,9 @@
+# SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+project(gamemode LANGUAGES CXX C)
+
+add_library(gamemode include/gamemode_client.h)
+
+target_include_directories(gamemode PUBLIC include)
+set_target_properties(gamemode PROPERTIES LINKER_LANGUAGE C)

externals/gamemode/include/gamemode_client.h

@@ -0,0 +1,379 @@
+// SPDX-FileCopyrightText: Copyright 2017-2019 Feral Interactive
+// SPDX-License-Identifier: BSD-3-Clause
+
+/*
+
+Copyright (c) 2017-2019, Feral Interactive
+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 Feral Interactive 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.
+
+ */
+#ifndef CLIENT_GAMEMODE_H
+#define CLIENT_GAMEMODE_H
+/*
+ * GameMode supports the following client functions
+ * Requests are refcounted in the daemon
+ *
+ * int gamemode_request_start() - Request gamemode starts
+ *   0 if the request was sent successfully
+ *   -1 if the request failed
+ *
+ * int gamemode_request_end() - Request gamemode ends
+ *   0 if the request was sent successfully
+ *   -1 if the request failed
+ *
+ * GAMEMODE_AUTO can be defined to make the above two functions apply during static init and
+ * destruction, as appropriate. In this configuration, errors will be printed to stderr
+ *
+ * int gamemode_query_status() - Query the current status of gamemode
+ *   0 if gamemode is inactive
+ *   1 if gamemode is active
+ *   2 if gamemode is active and this client is registered
+ *   -1 if the query failed
+ *
+ * int gamemode_request_start_for(pid_t pid) - Request gamemode starts for another process
+ *   0 if the request was sent successfully
+ *   -1 if the request failed
+ *   -2 if the request was rejected
+ *
+ * int gamemode_request_end_for(pid_t pid) - Request gamemode ends for another process
+ *   0 if the request was sent successfully
+ *   -1 if the request failed
+ *   -2 if the request was rejected
+ *
+ * int gamemode_query_status_for(pid_t pid) - Query status of gamemode for another process
+ *   0 if gamemode is inactive
+ *   1 if gamemode is active
+ *   2 if gamemode is active and this client is registered
+ *   -1 if the query failed
+ *
+ * const char* gamemode_error_string() - Get an error string
+ *   returns a string describing any of the above errors
+ *
+ * Note: All the above requests can be blocking - dbus requests can and will block while the daemon
+ * handles the request. It is not recommended to make these calls in performance critical code
+ */
+
+#include <stdbool.h>
+#include <stdio.h>
+
+#include <dlfcn.h>
+#include <string.h>
+
+#include <assert.h>
+
+#include <sys/types.h>
+
+static char internal_gamemode_client_error_string[512] = { 0 };
+
+/**
+ * Load libgamemode dynamically to dislodge us from most dependencies.
+ * This allows clients to link and/or use this regardless of runtime.
+ * See SDL2 for an example of the reasoning behind this in terms of
+ * dynamic versioning as well.
+ */
+static volatile int internal_libgamemode_loaded = 1;
+
+/* Typedefs for the functions to load */
+typedef int (*api_call_return_int)(void);
+typedef const char *(*api_call_return_cstring)(void);
+typedef int (*api_call_pid_return_int)(pid_t);
+
+/* Storage for functors */
+static api_call_return_int REAL_internal_gamemode_request_start = NULL;
+static api_call_return_int REAL_internal_gamemode_request_end = NULL;
+static api_call_return_int REAL_internal_gamemode_query_status = NULL;
+static api_call_return_cstring REAL_internal_gamemode_error_string = NULL;
+static api_call_pid_return_int REAL_internal_gamemode_request_start_for = NULL;
+static api_call_pid_return_int REAL_internal_gamemode_request_end_for = NULL;
+static api_call_pid_return_int REAL_internal_gamemode_query_status_for = NULL;
+
+/**
+ * Internal helper to perform the symbol binding safely.
+ *
+ * Returns 0 on success and -1 on failure
+ */
+__attribute__((always_inline)) static inline int internal_bind_libgamemode_symbol(
+    void *handle, const char *name, void **out_func, size_t func_size, bool required)
+{
+	void *symbol_lookup = NULL;
+	char *dl_error = NULL;
+
+	/* Safely look up the symbol */
+	symbol_lookup = dlsym(handle, name);
+	dl_error = dlerror();
+	if (required && (dl_error || !symbol_lookup)) {
+		snprintf(internal_gamemode_client_error_string,
+		         sizeof(internal_gamemode_client_error_string),
+		         "dlsym failed - %s",
+		         dl_error);
+		return -1;
+	}
+
+	/* Have the symbol correctly, copy it to make it usable */
+	memcpy(out_func, &symbol_lookup, func_size);
+	return 0;
+}
+
+/**
+ * Loads libgamemode and needed functions
+ *
+ * Returns 0 on success and -1 on failure
+ */
+__attribute__((always_inline)) static inline int internal_load_libgamemode(void)
+{
+	/* We start at 1, 0 is a success and -1 is a fail */
+	if (internal_libgamemode_loaded != 1) {
+		return internal_libgamemode_loaded;
+	}
+
+	/* Anonymous struct type to define our bindings */
+	struct binding {
+		const char *name;
+		void **functor;
+		size_t func_size;
+		bool required;
+	} bindings[] = {
+		{ "real_gamemode_request_start",
+		  (void **)&REAL_internal_gamemode_request_start,
+		  sizeof(REAL_internal_gamemode_request_start),
+		  true },
+		{ "real_gamemode_request_end",
+		  (void **)&REAL_internal_gamemode_request_end,
+		  sizeof(REAL_internal_gamemode_request_end),
+		  true },
+		{ "real_gamemode_query_status",
+		  (void **)&REAL_internal_gamemode_query_status,
+		  sizeof(REAL_internal_gamemode_query_status),
+		  false },
+		{ "real_gamemode_error_string",
+		  (void **)&REAL_internal_gamemode_error_string,
+		  sizeof(REAL_internal_gamemode_error_string),
+		  true },
+		{ "real_gamemode_request_start_for",
+		  (void **)&REAL_internal_gamemode_request_start_for,
+		  sizeof(REAL_internal_gamemode_request_start_for),
+		  false },
+		{ "real_gamemode_request_end_for",
+		  (void **)&REAL_internal_gamemode_request_end_for,
+		  sizeof(REAL_internal_gamemode_request_end_for),
+		  false },
+		{ "real_gamemode_query_status_for",
+		  (void **)&REAL_internal_gamemode_query_status_for,
+		  sizeof(REAL_internal_gamemode_query_status_for),
+		  false },
+	};
+
+	void *libgamemode = NULL;
+
+	/* Try and load libgamemode */
+	libgamemode = dlopen("libgamemode.so.0", RTLD_NOW);
+	if (!libgamemode) {
+		/* Attempt to load unversioned library for compatibility with older
+		 * versions (as of writing, there are no ABI changes between the two -
+		 * this may need to change if ever ABI-breaking changes are made) */
+		libgamemode = dlopen("libgamemode.so", RTLD_NOW);
+		if (!libgamemode) {
+			snprintf(internal_gamemode_client_error_string,
+			         sizeof(internal_gamemode_client_error_string),
+			         "dlopen failed - %s",
+			         dlerror());
+			internal_libgamemode_loaded = -1;
+			return -1;
+		}
+	}
+
+	/* Attempt to bind all symbols */
+	for (size_t i = 0; i < sizeof(bindings) / sizeof(bindings[0]); i++) {
+		struct binding *binder = &bindings[i];
+
+		if (internal_bind_libgamemode_symbol(libgamemode,
+		                                     binder->name,
+		                                     binder->functor,
+		                                     binder->func_size,
+		                                     binder->required)) {
+			internal_libgamemode_loaded = -1;
+			return -1;
+		};
+	}
+
+	/* Success */
+	internal_libgamemode_loaded = 0;
+	return 0;
+}
+
+/**
+ * Redirect to the real libgamemode
+ */
+__attribute__((always_inline)) static inline const char *gamemode_error_string(void)
+{
+	/* If we fail to load the system gamemode, or we have an error string already, return our error
+	 * string instead of diverting to the system version */
+	if (internal_load_libgamemode() < 0 || internal_gamemode_client_error_string[0] != '\0') {
+		return internal_gamemode_client_error_string;
+	}
+
+	/* Assert for static analyser that the function is not NULL */
+	assert(REAL_internal_gamemode_error_string != NULL);
+
+	return REAL_internal_gamemode_error_string();
+}
+
+/**
+ * Redirect to the real libgamemode
+ * Allow automatically requesting game mode
+ * Also prints errors as they happen.
+ */
+#ifdef GAMEMODE_AUTO
+__attribute__((constructor))
+#else
+__attribute__((always_inline)) static inline
+#endif
+int gamemode_request_start(void)
+{
+	/* Need to load gamemode */
+	if (internal_load_libgamemode() < 0) {
+#ifdef GAMEMODE_AUTO
+		fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string());
+#endif
+		return -1;
+	}
+
+	/* Assert for static analyser that the function is not NULL */
+	assert(REAL_internal_gamemode_request_start != NULL);
+
+	if (REAL_internal_gamemode_request_start() < 0) {
+#ifdef GAMEMODE_AUTO
+		fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string());
+#endif
+		return -1;
+	}
+
+	return 0;
+}
+
+/* Redirect to the real libgamemode */
+#ifdef GAMEMODE_AUTO
+__attribute__((destructor))
+#else
+__attribute__((always_inline)) static inline
+#endif
+int gamemode_request_end(void)
+{
+	/* Need to load gamemode */
+	if (internal_load_libgamemode() < 0) {
+#ifdef GAMEMODE_AUTO
+		fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string());
+#endif
+		return -1;
+	}
+
+	/* Assert for static analyser that the function is not NULL */
+	assert(REAL_internal_gamemode_request_end != NULL);
+
+	if (REAL_internal_gamemode_request_end() < 0) {
+#ifdef GAMEMODE_AUTO
+		fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string());
+#endif
+		return -1;
+	}
+
+	return 0;
+}
+
+/* Redirect to the real libgamemode */
+__attribute__((always_inline)) static inline int gamemode_query_status(void)
+{
+	/* Need to load gamemode */
+	if (internal_load_libgamemode() < 0) {
+		return -1;
+	}
+
+	if (REAL_internal_gamemode_query_status == NULL) {
+		snprintf(internal_gamemode_client_error_string,
+		         sizeof(internal_gamemode_client_error_string),
+		         "gamemode_query_status missing (older host?)");
+		return -1;
+	}
+
+	return REAL_internal_gamemode_query_status();
+}
+
+/* Redirect to the real libgamemode */
+__attribute__((always_inline)) static inline int gamemode_request_start_for(pid_t pid)
+{
+	/* Need to load gamemode */
+	if (internal_load_libgamemode() < 0) {
+		return -1;
+	}
+
+	if (REAL_internal_gamemode_request_start_for == NULL) {
+		snprintf(internal_gamemode_client_error_string,
+		         sizeof(internal_gamemode_client_error_string),
+		         "gamemode_request_start_for missing (older host?)");
+		return -1;
+	}
+
+	return REAL_internal_gamemode_request_start_for(pid);
+}
+
+/* Redirect to the real libgamemode */
+__attribute__((always_inline)) static inline int gamemode_request_end_for(pid_t pid)
+{
+	/* Need to load gamemode */
+	if (internal_load_libgamemode() < 0) {
+		return -1;
+	}
+
+	if (REAL_internal_gamemode_request_end_for == NULL) {
+		snprintf(internal_gamemode_client_error_string,
+		         sizeof(internal_gamemode_client_error_string),
+		         "gamemode_request_end_for missing (older host?)");
+		return -1;
+	}
+
+	return REAL_internal_gamemode_request_end_for(pid);
+}
+
+/* Redirect to the real libgamemode */
+__attribute__((always_inline)) static inline int gamemode_query_status_for(pid_t pid)
+{
+	/* Need to load gamemode */
+	if (internal_load_libgamemode() < 0) {
+		return -1;
+	}
+
+	if (REAL_internal_gamemode_query_status_for == NULL) {
+		snprintf(internal_gamemode_client_error_string,
+		         sizeof(internal_gamemode_client_error_string),
+		         "gamemode_query_status_for missing (older host?)");
+		return -1;
+	}
+
+	return REAL_internal_gamemode_query_status_for(pid);
+}
+
+#endif // CLIENT_GAMEMODE_H

externals/glad/Readme.md

@@ -3,3 +3,9 @@ These files were generated by the [glad](https://github.com/Dav1dde/glad) OpenGL
 ```
 python -m glad --profile core --out-path glad/ --api "gl=4.3,gles2=3.2" --generator=c
 ```
+
+You can also generate the source using [this site](https://glad.dav1d.de/):
+1. Select '4.3' for GL, '3.2' for GLES2, and 'Core' for Profile.
+2. Input the currently supported extensions from [here](https://github.com/citra-emu/citra/blob/master/externals/glad/include/glad/glad.h#L9), plus any new required extensions.
+3. Click Generate and download the generated source zip.
+4. Unzip the new source over the current glad source files.

externals/glad/include/glad/glad.h

@@ -1,6 +1,6 @@
 /*
 
-    OpenGL, OpenGL ES loader generated by glad 0.1.34 on Sat Aug 26 18:38:43 2023.
+    OpenGL, OpenGL ES loader generated by glad 0.1.36 on Fri Nov 10 04:24:01 2023.
 
     Language/Generator: C/C++
     Specification: gl
@@ -10,6 +10,7 @@
         GL_AMD_blend_minmax_factor,
         GL_ARB_buffer_storage,
         GL_ARB_clear_texture,
+        GL_ARB_fragment_shader_interlock,
         GL_ARB_get_texture_sub_image,
         GL_ARB_texture_compression_bptc,
         GL_ARM_shader_framebuffer_fetch,
@@ -17,16 +18,18 @@
         GL_EXT_clip_cull_distance,
         GL_EXT_shader_framebuffer_fetch,
         GL_EXT_texture_compression_s3tc,
-        GL_NV_blend_minmax_factor
+        GL_INTEL_fragment_shader_ordering,
+        GL_NV_blend_minmax_factor,
+        GL_NV_fragment_shader_interlock
     Loader: True
     Local files: False
     Omit khrplatform: False
     Reproducible: False
 
     Commandline:
-        --profile="core" --api="gl=4.3,gles2=3.2" --generator="c" --spec="gl" --extensions="GL_AMD_blend_minmax_factor,GL_ARB_buffer_storage,GL_ARB_clear_texture,GL_ARB_get_texture_sub_image,GL_ARB_texture_compression_bptc,GL_ARM_shader_framebuffer_fetch,GL_EXT_buffer_storage,GL_EXT_clip_cull_distance,GL_EXT_shader_framebuffer_fetch,GL_EXT_texture_compression_s3tc,GL_NV_blend_minmax_factor"
+        --profile="core" --api="gl=4.3,gles2=3.2" --generator="c" --spec="gl" --extensions="GL_AMD_blend_minmax_factor,GL_ARB_buffer_storage,GL_ARB_clear_texture,GL_ARB_fragment_shader_interlock,GL_ARB_get_texture_sub_image,GL_ARB_texture_compression_bptc,GL_ARM_shader_framebuffer_fetch,GL_EXT_buffer_storage,GL_EXT_clip_cull_distance,GL_EXT_shader_framebuffer_fetch,GL_EXT_texture_compression_s3tc,GL_INTEL_fragment_shader_ordering,GL_NV_blend_minmax_factor,GL_NV_fragment_shader_interlock"
     Online:
-        https://glad.dav1d.de/#profile=core&language=c&specification=gl&loader=on&api=gl%3D4.3&api=gles2%3D3.2&extensions=GL_AMD_blend_minmax_factor&extensions=GL_ARB_buffer_storage&extensions=GL_ARB_clear_texture&extensions=GL_ARB_get_texture_sub_image&extensions=GL_ARB_texture_compression_bptc&extensions=GL_ARM_shader_framebuffer_fetch&extensions=GL_EXT_buffer_storage&extensions=GL_EXT_clip_cull_distance&extensions=GL_EXT_shader_framebuffer_fetch&extensions=GL_EXT_texture_compression_s3tc&extensions=GL_NV_blend_minmax_factor
+        https://glad.dav1d.de/#profile=core&language=c&specification=gl&loader=on&api=gl%3D4.3&api=gles2%3D3.2&extensions=GL_AMD_blend_minmax_factor&extensions=GL_ARB_buffer_storage&extensions=GL_ARB_clear_texture&extensions=GL_ARB_fragment_shader_interlock&extensions=GL_ARB_get_texture_sub_image&extensions=GL_ARB_texture_compression_bptc&extensions=GL_ARM_shader_framebuffer_fetch&extensions=GL_EXT_buffer_storage&extensions=GL_EXT_clip_cull_distance&extensions=GL_EXT_shader_framebuffer_fetch&extensions=GL_EXT_texture_compression_s3tc&extensions=GL_INTEL_fragment_shader_ordering&extensions=GL_NV_blend_minmax_factor&extensions=GL_NV_fragment_shader_interlock
 */
 
 
@@ -3384,6 +3387,10 @@ typedef void (APIENTRYP PFNGLCLEARTEXSUBIMAGEPROC)(GLuint texture, GLint level,
 GLAPI PFNGLCLEARTEXSUBIMAGEPROC glad_glClearTexSubImage;
 #define glClearTexSubImage glad_glClearTexSubImage
 #endif
+#ifndef GL_ARB_fragment_shader_interlock
+#define GL_ARB_fragment_shader_interlock 1
+GLAPI int GLAD_GL_ARB_fragment_shader_interlock;
+#endif
 #ifndef GL_ARB_get_texture_sub_image
 #define GL_ARB_get_texture_sub_image 1
 GLAPI int GLAD_GL_ARB_get_texture_sub_image;
@@ -3406,10 +3413,18 @@ GLAPI int GLAD_GL_EXT_shader_framebuffer_fetch;
 #define GL_EXT_texture_compression_s3tc 1
 GLAPI int GLAD_GL_EXT_texture_compression_s3tc;
 #endif
+#ifndef GL_INTEL_fragment_shader_ordering
+#define GL_INTEL_fragment_shader_ordering 1
+GLAPI int GLAD_GL_INTEL_fragment_shader_ordering;
+#endif
 #ifndef GL_NV_blend_minmax_factor
 #define GL_NV_blend_minmax_factor 1
 GLAPI int GLAD_GL_NV_blend_minmax_factor;
 #endif
+#ifndef GL_NV_fragment_shader_interlock
+#define GL_NV_fragment_shader_interlock 1
+GLAPI int GLAD_GL_NV_fragment_shader_interlock;
+#endif
 #ifndef GL_ARM_shader_framebuffer_fetch
 #define GL_ARM_shader_framebuffer_fetch 1
 GLAPI int GLAD_GL_ARM_shader_framebuffer_fetch;
@@ -3437,6 +3452,10 @@ GLAPI int GLAD_GL_EXT_texture_compression_s3tc;
 #define GL_NV_blend_minmax_factor 1
 GLAPI int GLAD_GL_NV_blend_minmax_factor;
 #endif
+#ifndef GL_NV_fragment_shader_interlock
+#define GL_NV_fragment_shader_interlock 1
+GLAPI int GLAD_GL_NV_fragment_shader_interlock;
+#endif
 
 #ifdef __cplusplus
 }

externals/glad/src/glad.c

@@ -1,6 +1,6 @@
 /*
 
-    OpenGL, OpenGL ES loader generated by glad 0.1.34 on Sat Aug 26 18:38:43 2023.
+    OpenGL, OpenGL ES loader generated by glad 0.1.36 on Fri Nov 10 04:24:01 2023.
 
     Language/Generator: C/C++
     Specification: gl
@@ -10,6 +10,7 @@
         GL_AMD_blend_minmax_factor,
         GL_ARB_buffer_storage,
         GL_ARB_clear_texture,
+        GL_ARB_fragment_shader_interlock,
         GL_ARB_get_texture_sub_image,
         GL_ARB_texture_compression_bptc,
         GL_ARM_shader_framebuffer_fetch,
@@ -17,16 +18,18 @@
         GL_EXT_clip_cull_distance,
         GL_EXT_shader_framebuffer_fetch,
         GL_EXT_texture_compression_s3tc,
-        GL_NV_blend_minmax_factor
+        GL_INTEL_fragment_shader_ordering,
+        GL_NV_blend_minmax_factor,
+        GL_NV_fragment_shader_interlock
     Loader: True
     Local files: False
     Omit khrplatform: False
     Reproducible: False
 
     Commandline:
-        --profile="core" --api="gl=4.3,gles2=3.2" --generator="c" --spec="gl" --extensions="GL_AMD_blend_minmax_factor,GL_ARB_buffer_storage,GL_ARB_clear_texture,GL_ARB_get_texture_sub_image,GL_ARB_texture_compression_bptc,GL_ARM_shader_framebuffer_fetch,GL_EXT_buffer_storage,GL_EXT_clip_cull_distance,GL_EXT_shader_framebuffer_fetch,GL_EXT_texture_compression_s3tc,GL_NV_blend_minmax_factor"
+        --profile="core" --api="gl=4.3,gles2=3.2" --generator="c" --spec="gl" --extensions="GL_AMD_blend_minmax_factor,GL_ARB_buffer_storage,GL_ARB_clear_texture,GL_ARB_fragment_shader_interlock,GL_ARB_get_texture_sub_image,GL_ARB_texture_compression_bptc,GL_ARM_shader_framebuffer_fetch,GL_EXT_buffer_storage,GL_EXT_clip_cull_distance,GL_EXT_shader_framebuffer_fetch,GL_EXT_texture_compression_s3tc,GL_INTEL_fragment_shader_ordering,GL_NV_blend_minmax_factor,GL_NV_fragment_shader_interlock"
     Online:
-        https://glad.dav1d.de/#profile=core&language=c&specification=gl&loader=on&api=gl%3D4.3&api=gles2%3D3.2&extensions=GL_AMD_blend_minmax_factor&extensions=GL_ARB_buffer_storage&extensions=GL_ARB_clear_texture&extensions=GL_ARB_get_texture_sub_image&extensions=GL_ARB_texture_compression_bptc&extensions=GL_ARM_shader_framebuffer_fetch&extensions=GL_EXT_buffer_storage&extensions=GL_EXT_clip_cull_distance&extensions=GL_EXT_shader_framebuffer_fetch&extensions=GL_EXT_texture_compression_s3tc&extensions=GL_NV_blend_minmax_factor
+        https://glad.dav1d.de/#profile=core&language=c&specification=gl&loader=on&api=gl%3D4.3&api=gles2%3D3.2&extensions=GL_AMD_blend_minmax_factor&extensions=GL_ARB_buffer_storage&extensions=GL_ARB_clear_texture&extensions=GL_ARB_fragment_shader_interlock&extensions=GL_ARB_get_texture_sub_image&extensions=GL_ARB_texture_compression_bptc&extensions=GL_ARM_shader_framebuffer_fetch&extensions=GL_EXT_buffer_storage&extensions=GL_EXT_clip_cull_distance&extensions=GL_EXT_shader_framebuffer_fetch&extensions=GL_EXT_texture_compression_s3tc&extensions=GL_INTEL_fragment_shader_ordering&extensions=GL_NV_blend_minmax_factor&extensions=GL_NV_fragment_shader_interlock
 */
 
 #include <stdio.h>
@@ -860,6 +863,7 @@ PFNGLWAITSYNCPROC glad_glWaitSync = NULL;
 int GLAD_GL_AMD_blend_minmax_factor = 0;
 int GLAD_GL_ARB_buffer_storage = 0;
 int GLAD_GL_ARB_clear_texture = 0;
+int GLAD_GL_ARB_fragment_shader_interlock = 0;
 int GLAD_GL_ARB_get_texture_sub_image = 0;
 int GLAD_GL_ARB_texture_compression_bptc = 0;
 int GLAD_GL_ARM_shader_framebuffer_fetch = 0;
@@ -867,7 +871,9 @@ int GLAD_GL_EXT_buffer_storage = 0;
 int GLAD_GL_EXT_clip_cull_distance = 0;
 int GLAD_GL_EXT_shader_framebuffer_fetch = 0;
 int GLAD_GL_EXT_texture_compression_s3tc = 0;
+int GLAD_GL_INTEL_fragment_shader_ordering = 0;
 int GLAD_GL_NV_blend_minmax_factor = 0;
+int GLAD_GL_NV_fragment_shader_interlock = 0;
 PFNGLBUFFERSTORAGEPROC glad_glBufferStorage = NULL;
 PFNGLCLEARTEXIMAGEPROC glad_glClearTexImage = NULL;
 PFNGLCLEARTEXSUBIMAGEPROC glad_glClearTexSubImage = NULL;
@@ -1509,11 +1515,14 @@ static int find_extensionsGL(void) {
 	GLAD_GL_AMD_blend_minmax_factor = has_ext("GL_AMD_blend_minmax_factor");
 	GLAD_GL_ARB_buffer_storage = has_ext("GL_ARB_buffer_storage");
 	GLAD_GL_ARB_clear_texture = has_ext("GL_ARB_clear_texture");
+	GLAD_GL_ARB_fragment_shader_interlock = has_ext("GL_ARB_fragment_shader_interlock");
 	GLAD_GL_ARB_get_texture_sub_image = has_ext("GL_ARB_get_texture_sub_image");
 	GLAD_GL_ARB_texture_compression_bptc = has_ext("GL_ARB_texture_compression_bptc");
 	GLAD_GL_EXT_shader_framebuffer_fetch = has_ext("GL_EXT_shader_framebuffer_fetch");
 	GLAD_GL_EXT_texture_compression_s3tc = has_ext("GL_EXT_texture_compression_s3tc");
+	GLAD_GL_INTEL_fragment_shader_ordering = has_ext("GL_INTEL_fragment_shader_ordering");
 	GLAD_GL_NV_blend_minmax_factor = has_ext("GL_NV_blend_minmax_factor");
+	GLAD_GL_NV_fragment_shader_interlock = has_ext("GL_NV_fragment_shader_interlock");
 	free_exts();
 	return 1;
 }
@@ -1988,6 +1997,7 @@ static int find_extensionsGLES2(void) {
 	GLAD_GL_EXT_shader_framebuffer_fetch = has_ext("GL_EXT_shader_framebuffer_fetch");
 	GLAD_GL_EXT_texture_compression_s3tc = has_ext("GL_EXT_texture_compression_s3tc");
 	GLAD_GL_NV_blend_minmax_factor = has_ext("GL_NV_blend_minmax_factor");
+	GLAD_GL_NV_fragment_shader_interlock = has_ext("GL_NV_fragment_shader_interlock");
 	free_exts();
 	return 1;
 }

externals/httplib/README.md

@@ -1,4 +1,4 @@
-From https://github.com/yhirose/cpp-httplib/commit/8e10d4e8e7febafce0632810262e81e853b2065f
+From https://github.com/yhirose/cpp-httplib/commit/0a629d739127dcc5d828474a5aedae1f234687d3
 
 MIT License
 

externals/inih/CMakeLists.txt

@@ -6,4 +6,4 @@ add_library(inih
 )
 
 create_target_directory_groups(inih)
-target_include_directories(inih INTERFACE .)
+target_include_directories(inih INTERFACE ./inih/cpp)

externals/library-headers/CMakeLists.txt

@@ -1,48 +0,0 @@
-add_library(library-headers INTERFACE)
-
-# libfdk-aac headers
-find_path(FDK_AAC_INCLUDES NAMES fdk-aac/aacdecoder_lib.h)
-if (FDK_AAC_INCLUDES STREQUAL "FDK_AAC_INCLUDES-NOTFOUND")
-    message(STATUS "fdk_aac headers not found, using bundled headers.")
-    target_include_directories(library-headers INTERFACE ./library-headers/fdk-aac/include)
-else()
-    message(STATUS "Using headers from system fdk_aac")
-    target_include_directories(library-headers SYSTEM INTERFACE ${FDK_AAC_INCLUDES})
-endif()
-
-# FFmpeg headers
-find_path(AVUTIL_INCLUDES NAMES libavutil/avutil.h)
-find_path(AVCODEC_INCLUDES NAMES libavcodec/avcodec.h)
-find_path(AVFORMAT_INCLUDES NAMES libavformat/avformat.h)
-find_path(AVFILTER_INCLUDES NAMES libavfilter/avfilter.h)
-find_path(SWRESAMPLE_INCLUDES NAMES libswresample/swresample.h)
-# Make sure all the headers are found and from the same place, so we don't
-# have missing or mismatched components.
-if (AVUTIL_INCLUDES STREQUAL "AVUTIL_INCLUDES-NOTFOUND"
-    OR NOT AVCODEC_INCLUDES STREQUAL AVUTIL_INCLUDES
-    OR NOT AVFORMAT_INCLUDES STREQUAL AVUTIL_INCLUDES
-    OR NOT AVFILTER_INCLUDES STREQUAL AVUTIL_INCLUDES
-    OR NOT SWRESAMPLE_INCLUDES STREQUAL AVUTIL_INCLUDES)
-    message(STATUS "Complete FFmpeg headers not found, using bundled headers.")
-    target_include_directories(library-headers INTERFACE ./library-headers/ffmpeg/include)
-else()
-    # Extract libavutil version from header.
-    file(STRINGS "${AVUTIL_INCLUDES}/libavutil/version.h" AVUTIL_VERSION_DATA
-        REGEX "#define LIBAVUTIL_VERSION_(MAJOR|MINOR|MICRO) ")
-    set(AVUTIL_VERSION_REGEX "([0-9]+)")
-    foreach(v MAJOR MINOR MICRO)
-        if("${AVUTIL_VERSION_DATA}" MATCHES "#define LIBAVUTIL_VERSION_${v}[\\t ]+${AVUTIL_VERSION_REGEX}")
-            set(AVUTIL_VERSION_${v} "${CMAKE_MATCH_1}")
-        endif()
-    endforeach()
-    set(AVUTIL_VERSION "${AVUTIL_VERSION_MAJOR}.${AVUTIL_VERSION_MINOR}.${AVUTIL_VERSION_MICRO}")
-
-    message(STATUS "Detected FFmpeg libavutil version is ${AVUTIL_VERSION}")
-    if ("${AVUTIL_VERSION}" VERSION_LESS "56.30.100")
-        message(WARNING "System FFmpeg version is too low (< 4.2), using bundled headers.")
-        target_include_directories(library-headers INTERFACE ./library-headers/ffmpeg/include)
-    else()
-        message(STATUS "Using headers from system FFmpeg")
-        target_include_directories(library-headers SYSTEM INTERFACE ${AVUTIL_INCLUDES})
-    endif()
-endif()

externals/oaknut

@@ -0,0 +1 @@
+Subproject commit e6eecc3f9460728be0a8d3f63e66d31c0362f472

externals/vulkan-headers

@@ -1 +1 @@
-Subproject commit 85c2334e92e215cce34e8e0ed8b2dce4700f4a50
+Subproject commit 217e93c664ec6704ec2d8c36fa116c1a4a1e2d40

src/CMakeLists.txt

@@ -51,6 +51,10 @@ if (MSVC)
         /Zc:throwingNew
         /GT
 
+        # Some flags for more deterministic builds, to aid caching.
+        /experimental:deterministic
+        /d1trimfile:"${CMAKE_SOURCE_DIR}"
+
         # External headers diagnostics
         /experimental:external  # Enables the external headers options. This option isn't required in Visual Studio 2019 version 16.10 and later
         /external:anglebrackets # Treats all headers included by #include <header>, where the header file is enclosed in angle brackets (< >), as external headers
@@ -87,7 +91,8 @@ if (MSVC)
 
     # Since MSVC's debugging information is not very deterministic, so we have to disable it
     # when using ccache or other caching tools
-    if (CITRA_USE_CCACHE OR CITRA_USE_PRECOMPILED_HEADERS)
+    if (CMAKE_C_COMPILER_LAUNCHER STREQUAL "ccache" OR CMAKE_CXX_COMPILER_LAUNCHER STREQUAL "ccache"
+            OR CITRA_USE_PRECOMPILED_HEADERS)
         # Precompiled headers are deleted if not using /Z7. See https://github.com/nanoant/CMakePCHCompiler/issues/21
         add_compile_options(/Z7)
     else()
@@ -98,13 +103,23 @@ if (MSVC)
     add_compile_options("$<$<CONFIG:Release>:/GS->")
 
     set(CMAKE_EXE_LINKER_FLAGS_DEBUG   "/DEBUG /MANIFEST:NO" CACHE STRING "" FORCE)
-    set(CMAKE_EXE_LINKER_FLAGS_RELEASE "/DEBUG /MANIFEST:NO /INCREMENTAL:NO /OPT:REF,ICF" CACHE STRING "" FORCE)
+    set(CMAKE_EXE_LINKER_FLAGS_RELEASE "/DEBUG /MANIFEST:NO /INCREMENTAL:NO /OPT:REF,ICF /PDBALTPATH:%_PDB%" CACHE STRING "" FORCE)
 else()
     add_compile_options(
         -Wall
-        -Wno-attributes
+        # In case a flag isn't supported on e.g. a certain architecture, don't error.
+        -Wno-unused-command-line-argument
+        # Build fortification options
+        -Wp,-D_GLIBCXX_ASSERTIONS
+        -fstack-protector-strong
+        -fstack-clash-protection
     )
 
+    if (NOT CMAKE_BUILD_TYPE STREQUAL Debug)
+        # _FORTIFY_SOURCE can't be used without optimizations.
+        add_compile_options(-Wp,-D_FORTIFY_SOURCE=2)
+    endif()
+
     if (CITRA_WARNINGS_AS_ERRORS)
         add_compile_options(-Werror)
     endif()
@@ -113,6 +128,13 @@ else()
         add_compile_options("-stdlib=libc++")
     endif()
 
+    if (CMAKE_CXX_COMPILER_ID STREQUAL GNU)
+        # GCC may warn when it ignores attributes like maybe_unused,
+        # which is a problem for older versions (e.g. GCC 11).
+        add_compile_options("-Wno-attributes")
+        add_compile_options("-Wno-interference-size")
+    endif()
+
     if (MINGW)
         add_definitions(-DMINGW_HAS_SECURE_API)
         if (COMPILE_WITH_DWARF)
@@ -137,6 +159,16 @@ else()
     endif()
 endif()
 
+if(ENABLE_SOFTWARE_RENDERER)
+    add_compile_definitions(ENABLE_SOFTWARE_RENDERER)
+endif()
+if(ENABLE_OPENGL)
+    add_compile_definitions(ENABLE_OPENGL)
+endif()
+if(ENABLE_VULKAN)
+    add_compile_definitions(ENABLE_VULKAN)
+endif()
+
 add_subdirectory(common)
 add_subdirectory(core)
 add_subdirectory(video_core)

src/android/app/build.gradle.kts

@@ -3,10 +3,15 @@
 // Refer to the license.txt file included.
 
 import android.databinding.tool.ext.capitalizeUS
+import de.undercouch.gradle.tasks.download.Download
 
 plugins {
     id("com.android.application")
     id("org.jetbrains.kotlin.android")
+    id("de.undercouch.download") version "5.5.0"
+    id("kotlin-parcelize")
+    kotlin("plugin.serialization") version "1.8.21"
+    id("androidx.navigation.safeargs.kotlin")
 }
 
 /**
@@ -15,14 +20,16 @@ plugins {
  * next 680 years.
  */
 val autoVersion = (((System.currentTimeMillis() / 1000) - 1451606400) / 10).toInt()
-val abiFilter = listOf("arm64-v8a"/*, "x86", "x86_64"*/)
+val abiFilter = listOf("arm64-v8a", "x86_64")
+
+val downloadedJniLibsPath = "${buildDir}/downloadedJniLibs"
 
 @Suppress("UnstableApiUsage")
 android {
     namespace = "org.citra.citra_emu"
 
-    compileSdkVersion = "android-33"
-    ndkVersion = "25.2.9519653"
+    compileSdkVersion = "android-34"
+    ndkVersion = "26.1.10909125"
 
     compileOptions {
         sourceCompatibility = JavaVersion.VERSION_17
@@ -33,6 +40,15 @@ android {
         jvmTarget = "17"
     }
 
+    androidResources {
+        generateLocaleConfig = true
+    }
+
+    packaging {
+        // This is necessary for libadrenotools custom driver loading
+        jniLibs.useLegacyPackaging = true
+    }
+
     buildFeatures {
         viewBinding = true
     }
@@ -47,7 +63,8 @@ android {
         // TODO If this is ever modified, change application_id in strings.xml
         applicationId = "org.citra.citra_emu"
         minSdk = 28
-        targetSdk = 33
+        //noinspection ExpiredTargetSdkVersion
+        targetSdk = 30
         versionCode = autoVersion
         versionName = getGitVersion()
 
@@ -65,6 +82,9 @@ android {
                 )
             }
         }
+
+        buildConfigField("String", "GIT_HASH", "\"${getGitHash()}\"")
+        buildConfigField("String", "BRANCH", "\"${getBranch()}\"")
     }
 
     val keystoreFile = System.getenv("ANDROID_KEYSTORE_FILE")
@@ -88,6 +108,12 @@ android {
             } else {
                 signingConfigs.getByName("debug")
             }
+            isMinifyEnabled = true
+            isShrinkResources = true
+            proguardFiles(
+                getDefaultProguardFile("proguard-android.txt"),
+                "proguard-rules.pro"
+            )
         }
 
         // builds a release build that doesn't need signing
@@ -97,9 +123,15 @@ android {
             applicationIdSuffix = ".debug"
             versionNameSuffix = "-debug"
             signingConfig = signingConfigs.getByName("debug")
-            isMinifyEnabled = false
+            isMinifyEnabled = true
+            isShrinkResources = true
             isDebuggable = true
             isJniDebuggable = true
+            proguardFiles(
+                getDefaultProguardFile("proguard-android.txt"),
+                "proguard-rules.pro"
+            )
+            isDefault = true
         }
 
         // Signed by debug key disallowing distribution on Play Store.
@@ -131,11 +163,19 @@ android {
             path = file("../../../CMakeLists.txt")
         }
     }
+
+    sourceSets {
+        named("main") {
+            // Set up path for downloaded native libraries
+            jniLibs.srcDir(downloadedJniLibsPath)
+        }
+    }
 }
 
 dependencies {
-    implementation("androidx.activity:activity-ktx:1.7.2")
-    implementation("androidx.fragment:fragment-ktx:1.6.0")
+    implementation("androidx.recyclerview:recyclerview:1.3.2")
+    implementation("androidx.activity:activity-ktx:1.8.0")
+    implementation("androidx.fragment:fragment-ktx:1.6.2")
     implementation("androidx.appcompat:appcompat:1.6.1")
     implementation("androidx.documentfile:documentfile:1.0.1")
     implementation("androidx.lifecycle:lifecycle-viewmodel-ktx:2.6.1")
@@ -143,19 +183,38 @@ dependencies {
     implementation("com.google.android.material:material:1.9.0")
     implementation("androidx.core:core-splashscreen:1.0.1")
     implementation("androidx.work:work-runtime:2.8.1")
-
-    // For loading huge screenshots from the disk.
-    implementation("com.squareup.picasso:picasso:2.71828")
-
-    // Allows FRP-style asynchronous operations in Android.
-    implementation("io.reactivex:rxandroid:1.2.1")
-
     implementation("org.ini4j:ini4j:0.5.4")
-    implementation("androidx.localbroadcastmanager:localbroadcastmanager:1.1.0")
     implementation("androidx.swiperefreshlayout:swiperefreshlayout:1.1.0")
+    implementation("androidx.navigation:navigation-fragment-ktx:2.7.5")
+    implementation("androidx.navigation:navigation-ui-ktx:2.7.5")
+    implementation("info.debatty:java-string-similarity:2.0.0")
+    implementation("org.jetbrains.kotlinx:kotlinx-serialization-json:1.5.0")
+    implementation("androidx.preference:preference-ktx:1.2.1")
+    implementation("io.coil-kt:coil:2.2.2")
+}
 
-    // Please don't upgrade the billing library as the newer version is not GPL-compatible
-    implementation("com.android.billingclient:billing:2.0.3")
+// Download Vulkan Validation Layers from the KhronosGroup GitHub.
+val downloadVulkanValidationLayers = tasks.register<Download>("downloadVulkanValidationLayers") {
+    src("https://github.com/KhronosGroup/Vulkan-ValidationLayers/releases/download/sdk-1.3.261.1/android-binaries-sdk-1.3.261.1-android.zip")
+    dest(file("${buildDir}/tmp/Vulkan-ValidationLayers.zip"))
+    onlyIfModified(true)
+}
+
+// Extract Vulkan Validation Layers into the downloaded native libraries directory.
+val unzipVulkanValidationLayers = tasks.register<Copy>("unzipVulkanValidationLayers") {
+    dependsOn(downloadVulkanValidationLayers)
+    from(zipTree(downloadVulkanValidationLayers.get().dest)) {
+        // Exclude the top level directory in the zip as it violates the expected jniLibs directory structure.
+        eachFile {
+            relativePath = RelativePath(true, *relativePath.segments.drop(1).toTypedArray())
+        }
+        includeEmptyDirs = false
+    }
+    into(downloadedJniLibsPath)
+}
+
+tasks.named("preBuild") {
+    dependsOn(unzipVulkanValidationLayers)
 }
 
 fun getGitVersion(): String {
@@ -181,6 +240,34 @@ fun getGitVersion(): String {
     return versionName
 }
 
+fun getGitHash(): String =
+    runGitCommand(ProcessBuilder("git", "rev-parse", "--short", "HEAD")) ?: "dummy-hash"
+
+fun getBranch(): String =
+    runGitCommand(ProcessBuilder("git", "rev-parse", "--abbrev-ref", "HEAD")) ?: "dummy-branch"
+
+fun runGitCommand(command: ProcessBuilder) : String? {
+    try {
+        command.directory(project.rootDir)
+        val process = command.start()
+        val inputStream = process.inputStream
+        val errorStream = process.errorStream
+        process.waitFor()
+
+        return if (process.exitValue() == 0) {
+            inputStream.bufferedReader()
+                .use { it.readText().trim() } // return the value of gitHash
+        } else {
+            val errorMessage = errorStream.bufferedReader().use { it.readText().trim() }
+            logger.error("Error running git command: $errorMessage")
+            return null
+        }
+    } catch (e: Exception) {
+        logger.error("$e: Cannot find git")
+        return null
+    }
+}
+
 android.applicationVariants.configureEach {
     val variant = this
     val capitalizedName = variant.name.capitalizeUS()

src/android/app/proguard-rules.pro

@@ -1,21 +1,27 @@
-# Add project specific ProGuard rules here.
-# You can control the set of applied configuration files using the
-# proguardFiles setting in build.gradle.
-#
-# For more details, see
-#   http://developer.android.com/guide/developing/tools/proguard.html
+# Copyright 2023 Citra Emulator Project
+# Licensed under GPLv2 or any later version
+# Refer to the license.txt file included.
 
-# If your project uses WebView with JS, uncomment the following
-# and specify the fully qualified class name to the JavaScript interface
-# class:
-#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
-#   public *;
-#}
+# To get usable stack traces
+-dontobfuscate
 
-# Uncomment this to preserve the line number information for
-# debugging stack traces.
-#-keepattributes SourceFile,LineNumberTable
+# Prevents crashing when using Wini
+-keep class org.ini4j.spi.IniParser
+-keep class org.ini4j.spi.IniBuilder
+-keep class org.ini4j.spi.IniFormatter
 
-# If you keep the line number information, uncomment this to
-# hide the original source file name.
-#-renamesourcefileattribute SourceFile
+# Suppress warnings for R8
+-dontwarn org.bouncycastle.jsse.BCSSLParameters
+-dontwarn org.bouncycastle.jsse.BCSSLSocket
+-dontwarn org.bouncycastle.jsse.provider.BouncyCastleJsseProvider
+-dontwarn org.conscrypt.Conscrypt$Version
+-dontwarn org.conscrypt.Conscrypt
+-dontwarn org.conscrypt.ConscryptHostnameVerifier
+-dontwarn org.openjsse.javax.net.ssl.SSLParameters
+-dontwarn org.openjsse.javax.net.ssl.SSLSocket
+-dontwarn org.openjsse.net.ssl.OpenJSSE
+-dontwarn java.beans.Introspector
+-dontwarn java.beans.VetoableChangeListener
+-dontwarn java.beans.VetoableChangeSupport
+-keep class org.citra.citra_emu.vr.GameSurfaceLayer { *; }
+-keep class org.citra.citra_emu.vr.VrActivity { *; }

src/android/app/src/main/AndroidManifest.xml

@@ -37,6 +37,7 @@
     <uses-permission android:name="android.permission.CAMERA" />
     <uses-permission android:name="android.permission.RECORD_AUDIO" />
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE_SPECIAL_USE" />
     <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
 
     <!-- (1/2) These two sections allow us to avoid pulling Oculus SDK's libopenxr_loader into our app and use the Apache-licensed OpenXR loader instead.
@@ -108,9 +109,22 @@
         <activity
             android:name="org.citra.citra_emu.activities.EmulationActivity"
             android:exported="true"
-            android:launchMode="singleTop"
-            android:resizeableActivity="false"
-            android:theme="@style/Theme.Citra.Main" />
+            android:theme="@style/Theme.Citra.Main"
+            android:launchMode="singleTop">
+
+            <intent-filter>
+                <action android:name="android.intent.action.VIEW" />
+                <category android:name="android.intent.category.DEFAULT" />
+                <data
+                    android:mimeType="application/octet-stream"
+                    android:scheme="content" />
+            </intent-filter>
+
+        </activity>
+
+        <service android:name="org.citra.citra_emu.utils.ForegroundService" android:foregroundServiceType="specialUse">
+            <property android:name="android.app.PROPERTY_SPECIAL_USE_FGS_SUBTYPE" android:value="Keep emulation running in background"/>
+        </service>
 
         <activity
             android:name="org.citra.citra_emu.vr.VrActivity"
@@ -127,7 +141,6 @@
             </intent-filter>
         </activity>
 
-
         <activity
             android:name="org.citra.citra_emu.vr.VrKeyboardActivity"
             android:exported="true"
@@ -143,21 +156,11 @@
             </intent-filter>
         </activity>
 
-
-        <service android:name="org.citra.citra_emu.utils.ForegroundService" />
-
         <activity
             android:name="org.citra.citra_emu.features.cheats.ui.CheatsActivity"
             android:exported="false"
-            android:label="@string/cheats"
-            android:theme="@style/Theme.Citra.Main" />
-
-
-        <provider
-            android:name="org.citra.citra_emu.model.GameProvider"
-            android:authorities="${applicationId}.provider"
-            android:enabled="true"
-            android:exported="false"></provider>
+            android:theme="@style/Theme.Citra.Main"
+            android:label="@string/cheats"/>
     </application>
 
 </manifest>

src/android/app/src/main/java/org/citra/citra_emu/CitraApplication.java

@@ -1,77 +0,0 @@
-// Copyright 2019 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-package org.citra.citra_emu;
-
-import android.app.Application;
-import android.app.NotificationChannel;
-import android.app.NotificationManager;
-import android.content.Context;
-import android.os.Build;
-
-import org.citra.citra_emu.model.GameDatabase;
-import org.citra.citra_emu.utils.DirectoryInitialization;
-import org.citra.citra_emu.utils.DocumentsTree;
-import org.citra.citra_emu.utils.PermissionsHandler;
-
-public class CitraApplication extends Application {
-    public static GameDatabase databaseHelper;
-    public static DocumentsTree documentsTree;
-    private static CitraApplication application;
-
-    private void createNotificationChannel() {
-        // Create the NotificationChannel, but only on API 26+ because
-        // the NotificationChannel class is new and not in the support library
-        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) {
-            return;
-        }
-        NotificationManager notificationManager = getSystemService(NotificationManager.class);
-        {
-            // General notification
-            CharSequence name = getString(R.string.app_notification_channel_name);
-            String description = getString(R.string.app_notification_channel_description);
-            NotificationChannel channel = new NotificationChannel(
-                    getString(R.string.app_notification_channel_id), name,
-                    NotificationManager.IMPORTANCE_LOW);
-            channel.setDescription(description);
-            channel.setSound(null, null);
-            channel.setVibrationPattern(null);
-
-            notificationManager.createNotificationChannel(channel);
-        }
-        {
-            // CIA Install notifications
-            NotificationChannel channel = new NotificationChannel(
-                    getString(R.string.cia_install_notification_channel_id),
-                    getString(R.string.cia_install_notification_channel_name),
-                    NotificationManager.IMPORTANCE_DEFAULT);
-            channel.setDescription(getString(R.string.cia_install_notification_channel_description));
-            channel.setSound(null, null);
-            channel.setVibrationPattern(null);
-
-            notificationManager.createNotificationChannel(channel);
-        }
-    }
-
-    @Override
-    public void onCreate() {
-        super.onCreate();
-        application = this;
-        documentsTree = new DocumentsTree();
-
-        if (PermissionsHandler.hasWriteAccess(getApplicationContext())) {
-            DirectoryInitialization.start(getApplicationContext());
-        }
-
-        NativeLibrary.LogDeviceInfo();
-
-        createNotificationChannel();
-
-        databaseHelper = new GameDatabase(this);
-    }
-
-    public static Context getAppContext() {
-        return application.getApplicationContext();
-    }
-}

src/android/app/src/main/java/org/citra/citra_emu/CitraApplication.kt

@@ -0,0 +1,67 @@
+// Copyright 2023 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+package org.citra.citra_emu
+
+import android.annotation.SuppressLint
+import android.app.Application
+import android.app.NotificationChannel
+import android.app.NotificationManager
+import android.content.Context
+import org.citra.citra_emu.utils.DirectoryInitialization
+import org.citra.citra_emu.utils.DocumentsTree
+import org.citra.citra_emu.utils.GpuDriverHelper
+import org.citra.citra_emu.utils.PermissionsHandler
+
+class CitraApplication : Application() {
+    private fun createNotificationChannel() {
+        with(getSystemService(NotificationManager::class.java)) {
+            // General notification
+            val name: CharSequence = getString(R.string.app_notification_channel_name)
+            val description = getString(R.string.app_notification_channel_description)
+            val generalChannel = NotificationChannel(
+                getString(R.string.app_notification_channel_id),
+                name,
+                NotificationManager.IMPORTANCE_LOW
+            )
+            generalChannel.description = description
+            generalChannel.setSound(null, null)
+            generalChannel.vibrationPattern = null
+            createNotificationChannel(generalChannel)
+
+            // CIA Install notifications
+            val ciaChannel = NotificationChannel(
+                getString(R.string.cia_install_notification_channel_id),
+                getString(R.string.cia_install_notification_channel_name),
+                NotificationManager.IMPORTANCE_DEFAULT
+            )
+            ciaChannel.description =
+                getString(R.string.cia_install_notification_channel_description)
+            ciaChannel.setSound(null, null)
+            ciaChannel.vibrationPattern = null
+            createNotificationChannel(ciaChannel)
+        }
+    }
+
+    override fun onCreate() {
+        super.onCreate()
+        application = this
+        documentsTree = DocumentsTree()
+        if (PermissionsHandler.hasWriteAccess(applicationContext)) {
+            DirectoryInitialization.start()
+        }
+
+        NativeLibrary.logDeviceInfo()
+        createNotificationChannel()
+    }
+
+    companion object {
+        private var application: CitraApplication? = null
+
+        val appContext: Context get() = application!!.applicationContext
+
+        @SuppressLint("StaticFieldLeak")
+        lateinit var documentsTree: DocumentsTree
+    }
+}

src/android/app/src/main/java/org/citra/citra_emu/NativeLibrary.java

@@ -1,728 +0,0 @@
-/*
- * Copyright 2013 Dolphin Emulator Project
- * Licensed under GPLv2+
- * Refer to the license.txt file included.
- */
-
-package org.citra.citra_emu;
-
-import android.app.Activity;
-import android.app.Dialog;
-import android.content.pm.PackageManager;
-import android.content.res.Configuration;
-import android.os.Bundle;
-import android.text.Html;
-import android.text.method.LinkMovementMethod;
-import android.view.Surface;
-import android.view.ViewGroup;
-import android.widget.EditText;
-import android.widget.FrameLayout;
-import android.widget.TextView;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.appcompat.app.AlertDialog;
-import androidx.core.content.ContextCompat;
-import androidx.fragment.app.DialogFragment;
-
-import org.citra.citra_emu.activities.EmulationActivity;
-import org.citra.citra_emu.applets.SoftwareKeyboard;
-import org.citra.citra_emu.utils.EmulationMenuSettings;
-import org.citra.citra_emu.utils.FileUtil;
-import org.citra.citra_emu.utils.Log;
-import org.citra.citra_emu.utils.PermissionsHandler;
-import org.citra.citra_emu.vr.ErrorMessageLayer;
-import org.citra.citra_emu.vr.VrActivity;
-
-import java.lang.ref.WeakReference;
-import java.util.Date;
-import java.util.Objects;
-
-import static android.Manifest.permission.CAMERA;
-import static android.Manifest.permission.RECORD_AUDIO;
-
-import com.google.android.material.dialog.MaterialAlertDialogBuilder;
-
-/**
- * Class which contains methods that interact
- * with the native side of the Citra code.
- */
-public final class NativeLibrary {
-    /**
-     * Default touchscreen device
-     */
-    public static final String TouchScreenDevice = "Touchscreen";
-    public static WeakReference<EmulationActivity> sEmulationActivity = new WeakReference<>(null);
-
-    private static boolean alertResult = false;
-    private static String alertPromptResult = "";
-    private static int alertPromptButton = 0;
-    private static final Object alertPromptLock = new Object();
-    private static boolean alertPromptInProgress = false;
-    private static String alertPromptCaption = "";
-    private static int alertPromptButtonConfig = 0;
-    private static EditText alertPromptEditText = null;
-
-    static {
-        try {
-            System.loadLibrary("citra-android");
-        } catch (UnsatisfiedLinkError ex) {
-            Log.error("[NativeLibrary] " + ex.toString());
-        }
-    }
-
-    private NativeLibrary() {
-        // Disallows instantiation.
-    }
-
-    /**
-     * Handles button press events for a gamepad.
-     *
-     * @param Device The input descriptor of the gamepad.
-     * @param Button Key code identifying which button was pressed.
-     * @param Action Mask identifying which action is happening (button pressed down, or button released).
-     * @return If we handled the button press.
-     */
-    public static native boolean onGamePadEvent(String Device, int Button, int Action);
-
-    /**
-     * Handles gamepad movement events.
-     *
-     * @param Device The device ID of the gamepad.
-     * @param Axis   The axis ID
-     * @param x_axis The value of the x-axis represented by the given ID.
-     * @param y_axis The value of the y-axis represented by the given ID
-     */
-    public static native boolean onGamePadMoveEvent(String Device, int Axis, float x_axis, float y_axis);
-
-    /**
-     * Handles gamepad movement events.
-     *
-     * @param Device   The device ID of the gamepad.
-     * @param Axis_id  The axis ID
-     * @param axis_val The value of the axis represented by the given ID.
-     */
-    public static native boolean onGamePadAxisEvent(String Device, int Axis_id, float axis_val);
-
-    /**
-     * Handles touch events.
-     *
-     * @param x_axis  The value of the x-axis.
-     * @param y_axis  The value of the y-axis
-     * @param pressed To identify if the touch held down or released.
-     * @return true if the pointer is within the touchscreen
-     */
-    public static native boolean onTouchEvent(float x_axis, float y_axis, boolean pressed);
-
-    /**
-     * Handles touch movement.
-     *
-     * @param x_axis The value of the instantaneous x-axis.
-     * @param y_axis The value of the instantaneous y-axis.
-     */
-    public static native void onTouchMoved(float x_axis, float y_axis);
-
-    public static native void ReloadSettings();
-
-    public static native String GetUserSetting(String gameID, String Section, String Key);
-
-    public static native void SetUserSetting(String gameID, String Section, String Key, String Value);
-
-    public static native void InitGameIni(String gameID);
-
-    public static native long GetTitleId(String filename);
-
-    public static native String GetGitRevision();
-
-    /**
-     * Sets the current working user directory
-     * If not set, it auto-detects a location
-     */
-    public static native void SetUserDirectory(String directory);
-
-    public static native String[] GetInstalledGamePaths();
-
-    // Create the config.ini file.
-    public static native void CreateConfigFile();
-
-    public static native void CreateLogFile();
-
-    public static native void LogUserDirectory(String directory);
-
-    public static native int DefaultCPUCore();
-
-    /**
-     * Begins emulation.
-     */
-    public static native void Run(String path);
-
-    public static native String[] GetTextureFilterNames();
-
-    /**
-     * Begins emulation from the specified savestate.
-     */
-    public static native void Run(String path, String savestatePath, boolean deleteSavestate);
-
-    // Surface Handling
-    public static native void SurfaceChanged(Surface surf);
-
-    public static native void SurfaceDestroyed();
-
-    public static native void DoFrame();
-
-    /**
-     * Unpauses emulation from a paused state.
-     */
-    public static native void UnPauseEmulation();
-
-    /**
-     * Pauses emulation.
-     */
-    public static native void PauseEmulation();
-
-    /**
-     * Stops emulation.
-     */
-    public static native void StopEmulation();
-
-    /**
-     * Returns true if emulation is running (or is paused).
-     */
-    public static native boolean IsRunning();
-
-    /**
-     * Returns the title ID of the currently running title, or 0 on failure.
-     */
-    public static native long GetRunningTitleId();
-
-    /**
-     * Returns the performance stats for the current game
-     **/
-    public static native double[] GetPerfStats();
-
-    /**
-     * Notifies the core emulation that the orientation has changed.
-     */
-    public static native void NotifyOrientationChange(int layout_option, int rotation);
-
-    /**
-     * Swaps the top and bottom screens.
-     */
-    public static native void SwapScreens(boolean swap_screens, int rotation);
-
-    public enum CoreError {
-        ErrorSystemFiles,
-        ErrorSavestate,
-        ErrorUnknown,
-    }
-
-    public static boolean coreErrorAlertResult = false;
-    public static final Object coreErrorAlertLock = new Object();
-
-    public static class CoreErrorDialogFragment extends DialogFragment {
-        static CoreErrorDialogFragment newInstance(String title, String message) {
-            CoreErrorDialogFragment frag = new CoreErrorDialogFragment();
-            Bundle args = new Bundle();
-            args.putString("title", title);
-            args.putString("message", message);
-            frag.setArguments(args);
-            return frag;
-        }
-
-        @NonNull
-        @Override
-        public Dialog onCreateDialog(Bundle savedInstanceState) {
-            final Activity emulationActivity = Objects.requireNonNull(getActivity());
-
-            final String title = Objects.requireNonNull(Objects.requireNonNull(getArguments()).getString("title"));
-            final String message = Objects.requireNonNull(Objects.requireNonNull(getArguments()).getString("message"));
-
-            return new MaterialAlertDialogBuilder(emulationActivity)
-                    .setTitle(title)
-                    .setMessage(message)
-                    .setPositiveButton(R.string.continue_button, (dialog, which) -> {
-                        coreErrorAlertResult = true;
-                        synchronized (coreErrorAlertLock) {
-                            coreErrorAlertLock.notify();
-                        }
-                    })
-                    .setNegativeButton(R.string.abort_button, (dialog, which) -> {
-                        coreErrorAlertResult = false;
-                        synchronized (coreErrorAlertLock) {
-                            coreErrorAlertLock.notify();
-                        }
-                    }).setOnDismissListener(dialog -> {
-                        coreErrorAlertResult = true;
-                        synchronized (coreErrorAlertLock) {
-                            coreErrorAlertLock.notify();
-                        }
-                    }).create();
-        }
-    }
-
-    private static void OnCoreErrorImpl(String title, String message) {
-        final EmulationActivity emulationActivity = sEmulationActivity.get();
-        if (emulationActivity == null) {
-            Log.error("[NativeLibrary] EmulationActivity not present");
-            return;
-        }
-
-        if (ErrorMessageLayer.instance != null) {
-            ErrorMessageLayer.showErrorWindow(title, message);
-        } else if (!(emulationActivity instanceof VrActivity)) {
-            CoreErrorDialogFragment fragment = CoreErrorDialogFragment.newInstance(title, message);
-            fragment.show(emulationActivity.getSupportFragmentManager(), "coreError");
-        } else {
-            Log.error("[NativeLibrary] Core error: " + title + ": " + message);
-        }
-    }
-
-    /**
-     * Handles a core error.
-     * @return true: continue; false: abort
-     */
-    public static boolean OnCoreError(CoreError error, String details) {
-        final EmulationActivity emulationActivity = sEmulationActivity.get();
-        if (emulationActivity == null) {
-            Log.error("[NativeLibrary] EmulationActivity not present");
-            return false;
-        }
-
-        String title, message;
-        switch (error) {
-            case ErrorSystemFiles: {
-                title = emulationActivity.getString(R.string.system_archive_not_found);
-                message = emulationActivity.getString(R.string.system_archive_not_found_message, details.isEmpty() ? emulationActivity.getString(R.string.system_archive_general) : details);
-                break;
-            }
-            case ErrorSavestate: {
-                title = emulationActivity.getString(R.string.save_load_error);
-                message = details;
-                break;
-            }
-            case ErrorUnknown: {
-                title = emulationActivity.getString(R.string.fatal_error);
-                message = emulationActivity.getString(R.string.fatal_error_message);
-                break;
-            }
-            default: {
-                return true;
-            }
-        }
-
-        // Show the AlertDialog on the main thread.
-        emulationActivity.runOnUiThread(() -> OnCoreErrorImpl(title, message));
-
-        // Wait for the lock to notify that it is complete.
-        synchronized (coreErrorAlertLock) {
-            try {
-                coreErrorAlertLock.wait();
-            } catch (Exception ignored) {
-            }
-        }
-
-        return coreErrorAlertResult;
-    }
-
-    public static boolean isPortraitMode() {
-        return CitraApplication.getAppContext().getResources().getConfiguration().orientation ==
-                Configuration.ORIENTATION_PORTRAIT;
-    }
-
-    public static int landscapeScreenLayout() {
-        return EmulationMenuSettings.getLandscapeScreenLayout();
-    }
-
-    public static boolean displayAlertMsg(final String caption, final String text,
-                                          final boolean yesNo) {
-        Log.error("[NativeLibrary] Alert: " + text);
-        final EmulationActivity emulationActivity = sEmulationActivity.get();
-        boolean result = false;
-        if (emulationActivity == null) {
-            Log.warning("[NativeLibrary] EmulationActivity is null, can't do panic alert.");
-        } else {
-            // Create object used for waiting.
-            final Object lock = new Object();
-            MaterialAlertDialogBuilder builder = new MaterialAlertDialogBuilder(emulationActivity)
-                    .setTitle(caption)
-                    .setMessage(text);
-
-            // If not yes/no dialog just have one button that dismisses modal,
-            // otherwise have a yes and no button that sets alertResult accordingly.
-            if (!yesNo) {
-                builder
-                        .setCancelable(false)
-                        .setPositiveButton(android.R.string.ok, (dialog, whichButton) ->
-                        {
-                            dialog.dismiss();
-                            synchronized (lock) {
-                                lock.notify();
-                            }
-                        });
-            } else {
-                alertResult = false;
-
-                builder
-                        .setPositiveButton(android.R.string.yes, (dialog, whichButton) ->
-                        {
-                            alertResult = true;
-                            dialog.dismiss();
-                            synchronized (lock) {
-                                lock.notify();
-                            }
-                        })
-                        .setNegativeButton(android.R.string.no, (dialog, whichButton) ->
-                        {
-                            alertResult = false;
-                            dialog.dismiss();
-                            synchronized (lock) {
-                                lock.notify();
-                            }
-                        });
-            }
-
-            // Show the AlertDialog on the main thread.
-            emulationActivity.runOnUiThread(builder::show);
-
-            // Wait for the lock to notify that it is complete.
-            synchronized (lock) {
-                try {
-                    lock.wait();
-                } catch (Exception e) {
-                }
-            }
-
-            if (yesNo)
-                result = alertResult;
-        }
-        return result;
-    }
-
-    public static void retryDisplayAlertPrompt() {
-        if (!alertPromptInProgress) {
-            return;
-        }
-        displayAlertPromptImpl(alertPromptCaption, alertPromptEditText.getText().toString(), alertPromptButtonConfig).show();
-    }
-
-    public static String displayAlertPrompt(String caption, String text, int buttonConfig) {
-        alertPromptCaption = caption;
-        alertPromptButtonConfig = buttonConfig;
-        alertPromptInProgress = true;
-
-        // Show the AlertDialog on the main thread
-        sEmulationActivity.get().runOnUiThread(() -> displayAlertPromptImpl(alertPromptCaption, text, alertPromptButtonConfig).show());
-
-        // Wait for the lock to notify that it is complete
-        synchronized (alertPromptLock) {
-            try {
-                alertPromptLock.wait();
-            } catch (Exception e) {
-            }
-        }
-        alertPromptInProgress = false;
-
-        return alertPromptResult;
-    }
-
-    public static MaterialAlertDialogBuilder displayAlertPromptImpl(String caption, String text, int buttonConfig) {
-        final EmulationActivity emulationActivity = sEmulationActivity.get();
-        alertPromptResult = "";
-        alertPromptButton = 0;
-
-        FrameLayout.LayoutParams params = new FrameLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);
-        params.leftMargin = params.rightMargin = CitraApplication.getAppContext().getResources().getDimensionPixelSize(R.dimen.dialog_margin);
-
-        // Set up the input
-        alertPromptEditText = new EditText(CitraApplication.getAppContext());
-        alertPromptEditText.setText(text);
-        alertPromptEditText.setSingleLine();
-        alertPromptEditText.setLayoutParams(params);
-
-        FrameLayout container = new FrameLayout(emulationActivity);
-        container.addView(alertPromptEditText);
-
-        MaterialAlertDialogBuilder builder = new MaterialAlertDialogBuilder(emulationActivity)
-                .setTitle(caption)
-                .setView(container)
-                .setPositiveButton(android.R.string.ok, (dialogInterface, i) ->
-                {
-                    alertPromptButton = buttonConfig;
-                    alertPromptResult = alertPromptEditText.getText().toString();
-                    synchronized (alertPromptLock) {
-                        alertPromptLock.notifyAll();
-                    }
-                })
-                .setOnDismissListener(dialogInterface ->
-                {
-                    alertPromptResult = "";
-                    synchronized (alertPromptLock) {
-                        alertPromptLock.notifyAll();
-                    }
-                });
-
-        if (buttonConfig > 0) {
-            builder.setNegativeButton(android.R.string.cancel, (dialogInterface, i) ->
-            {
-                alertPromptResult = "";
-                synchronized (alertPromptLock) {
-                    alertPromptLock.notifyAll();
-                }
-            });
-        }
-
-        return builder;
-    }
-
-    public static int alertPromptButton() {
-        return alertPromptButton;
-    }
-
-    public static void exitEmulationActivity(int resultCode) {
-        final int Success = 0;
-        final int ErrorNotInitialized = 1;
-        final int ErrorGetLoader = 2;
-        final int ErrorSystemMode = 3;
-        final int ErrorLoader = 4;
-        final int ErrorLoader_ErrorEncrypted = 5;
-        final int ErrorLoader_ErrorInvalidFormat = 6;
-        final int ErrorSystemFiles = 7;
-        final int ShutdownRequested = 11;
-        final int ErrorUnknown = 12;
-
-        final EmulationActivity emulationActivity = sEmulationActivity.get();
-        if (emulationActivity == null) {
-            Log.warning("[NativeLibrary] EmulationActivity is null, can't exit.");
-            return;
-        }
-
-        int captionId = R.string.loader_error_invalid_format;
-        if (resultCode == ErrorLoader_ErrorEncrypted) {
-            captionId = R.string.loader_error_encrypted;
-        }
-
-        MaterialAlertDialogBuilder builder = new MaterialAlertDialogBuilder(emulationActivity)
-                .setTitle(captionId)
-                .setMessage(Html.fromHtml("Please follow the guides to redump your <a href=\"https://citra-emu.org/wiki/dumping-game-cartridges/\">game cartidges</a> or <a href=\"https://citra-emu.org/wiki/dumping-installed-titles/\">installed titles</a>.", Html.FROM_HTML_MODE_LEGACY))
-                .setPositiveButton(android.R.string.ok, (dialog, whichButton) -> emulationActivity.finish())
-                .setOnDismissListener(dialogInterface -> emulationActivity.finish());
-        emulationActivity.runOnUiThread(() -> {
-            AlertDialog alert = builder.create();
-            alert.show();
-            ((TextView) alert.findViewById(android.R.id.message)).setMovementMethod(LinkMovementMethod.getInstance());
-        });
-    }
-
-    public static void setEmulationActivity(EmulationActivity emulationActivity) {
-        Log.verbose("[NativeLibrary] Registering EmulationActivity.");
-        sEmulationActivity = new WeakReference<>(emulationActivity);
-    }
-
-    public static void clearEmulationActivity() {
-        Log.verbose("[NativeLibrary] Unregistering EmulationActivity.");
-
-        sEmulationActivity.clear();
-    }
-
-    private static final Object cameraPermissionLock = new Object();
-    private static boolean cameraPermissionGranted = false;
-    public static final int REQUEST_CODE_NATIVE_CAMERA = 800;
-
-    public static boolean RequestCameraPermission() {
-        final EmulationActivity emulationActivity = sEmulationActivity.get();
-        if (emulationActivity == null) {
-            Log.error("[NativeLibrary] EmulationActivity not present");
-            return false;
-        }
-        if (ContextCompat.checkSelfPermission(emulationActivity, CAMERA) == PackageManager.PERMISSION_GRANTED) {
-            // Permission already granted
-            return true;
-        }
-        emulationActivity.requestPermissions(new String[]{CAMERA}, REQUEST_CODE_NATIVE_CAMERA);
-
-        // Wait until result is returned
-        synchronized (cameraPermissionLock) {
-            try {
-                cameraPermissionLock.wait();
-            } catch (InterruptedException ignored) {
-            }
-        }
-        return cameraPermissionGranted;
-    }
-
-    public static void CameraPermissionResult(boolean granted) {
-        cameraPermissionGranted = granted;
-        synchronized (cameraPermissionLock) {
-            cameraPermissionLock.notify();
-        }
-    }
-
-    private static final Object micPermissionLock = new Object();
-    private static boolean micPermissionGranted = false;
-    public static final int REQUEST_CODE_NATIVE_MIC = 900;
-
-    public static boolean RequestMicPermission() {
-        final EmulationActivity emulationActivity = sEmulationActivity.get();
-        if (emulationActivity == null) {
-            Log.error("[NativeLibrary] EmulationActivity not present");
-            return false;
-        }
-        if (ContextCompat.checkSelfPermission(emulationActivity, RECORD_AUDIO) == PackageManager.PERMISSION_GRANTED) {
-            // Permission already granted
-            return true;
-        }
-        emulationActivity.requestPermissions(new String[]{RECORD_AUDIO}, REQUEST_CODE_NATIVE_MIC);
-
-        // Wait until result is returned
-        synchronized (micPermissionLock) {
-            try {
-                micPermissionLock.wait();
-            } catch (InterruptedException ignored) {
-            }
-        }
-        return micPermissionGranted;
-    }
-
-    public static void MicPermissionResult(boolean granted) {
-        micPermissionGranted = granted;
-        synchronized (micPermissionLock) {
-            micPermissionLock.notify();
-        }
-    }
-
-    /// Notifies that the activity is now in foreground and camera devices can now be reloaded
-    public static native void ReloadCameraDevices();
-
-    public static native boolean LoadAmiibo(String path);
-
-    public static native void RemoveAmiibo();
-
-    public static final int SAVESTATE_SLOT_COUNT = 10;
-
-    public static final class SavestateInfo {
-        public int slot;
-        public Date time;
-    }
-
-    @Nullable
-    public static native SavestateInfo[] GetSavestateInfo();
-
-    public static native void SaveState(int slot);
-    public static native void LoadState(int slot);
-
-    /**
-     * Logs the Citra version, Android version and, CPU.
-     */
-    public static native void LogDeviceInfo();
-
-    /**
-     * Button type for use in onTouchEvent
-     */
-    public static final class ButtonType {
-        public static final int BUTTON_A = 700;
-        public static final int BUTTON_B = 701;
-        public static final int BUTTON_X = 702;
-        public static final int BUTTON_Y = 703;
-        public static final int BUTTON_START = 704;
-        public static final int BUTTON_SELECT = 705;
-        public static final int BUTTON_HOME = 706;
-        public static final int BUTTON_ZL = 707;
-        public static final int BUTTON_ZR = 708;
-        public static final int DPAD_UP = 709;
-        public static final int DPAD_DOWN = 710;
-        public static final int DPAD_LEFT = 711;
-        public static final int DPAD_RIGHT = 712;
-        public static final int STICK_LEFT = 713;
-        public static final int STICK_LEFT_UP = 714;
-        public static final int STICK_LEFT_DOWN = 715;
-        public static final int STICK_LEFT_LEFT = 716;
-        public static final int STICK_LEFT_RIGHT = 717;
-        public static final int STICK_C = 718;
-        public static final int STICK_C_UP = 719;
-        public static final int STICK_C_DOWN = 720;
-        public static final int STICK_C_LEFT = 771;
-        public static final int STICK_C_RIGHT = 772;
-        public static final int TRIGGER_L = 773;
-        public static final int TRIGGER_R = 774;
-        public static final int DPAD = 780;
-        public static final int BUTTON_DEBUG = 781;
-        public static final int BUTTON_GPIO14 = 782;
-    }
-
-    /**
-     * Button states
-     */
-    public static final class ButtonState {
-        public static final int RELEASED = 0;
-        public static final int PRESSED = 1;
-    }
-    public static boolean createFile(String directory, String filename) {
-        if (FileUtil.isNativePath(directory)) {
-            return CitraApplication.documentsTree.createFile(directory, filename);
-        }
-        return FileUtil.createFile(CitraApplication.getAppContext(), directory, filename) != null;
-    }
-
-    public static boolean createDir(String directory, String directoryName) {
-        if (FileUtil.isNativePath(directory)) {
-            return CitraApplication.documentsTree.createDir(directory, directoryName);
-        }
-        return FileUtil.createDir(CitraApplication.getAppContext(), directory, directoryName) != null;
-    }
-
-    public static int openContentUri(String path, String openMode) {
-        if (FileUtil.isNativePath(path)) {
-            return CitraApplication.documentsTree.openContentUri(path, openMode);
-        }
-        return FileUtil.openContentUri(CitraApplication.getAppContext(), path, openMode);
-    }
-
-    public static String[] getFilesName(String path) {
-        if (FileUtil.isNativePath(path)) {
-            return CitraApplication.documentsTree.getFilesName(path);
-        }
-        return FileUtil.getFilesName(CitraApplication.getAppContext(), path);
-    }
-
-    public static long getSize(String path) {
-        if (FileUtil.isNativePath(path)) {
-            return CitraApplication.documentsTree.getFileSize(path);
-        }
-        return FileUtil.getFileSize(CitraApplication.getAppContext(), path);
-    }
-
-    public static boolean fileExists(String path) {
-        if (FileUtil.isNativePath(path)) {
-            return CitraApplication.documentsTree.Exists(path);
-        }
-        return FileUtil.Exists(CitraApplication.getAppContext(), path);
-    }
-
-    public static boolean isDirectory(String path) {
-        if (FileUtil.isNativePath(path)) {
-            return CitraApplication.documentsTree.isDirectory(path);
-        }
-        return FileUtil.isDirectory(CitraApplication.getAppContext(), path);
-    }
-
-    public static boolean copyFile(String sourcePath, String destinationParentPath, String destinationFilename) {
-        if (FileUtil.isNativePath(sourcePath) && FileUtil.isNativePath(destinationParentPath)) {
-            return CitraApplication.documentsTree.copyFile(sourcePath, destinationParentPath, destinationFilename);
-        }
-        return FileUtil.copyFile(CitraApplication.getAppContext(), sourcePath, destinationParentPath, destinationFilename);
-    }
-
-    public static boolean renameFile(String path, String destinationFilename) {
-        if (FileUtil.isNativePath(path)) {
-            return CitraApplication.documentsTree.renameFile(path, destinationFilename);
-        }
-        return FileUtil.renameFile(CitraApplication.getAppContext(), path, destinationFilename);
-    }
-
-    public static boolean deleteDocument(String path) {
-        if (FileUtil.isNativePath(path)) {
-            return CitraApplication.documentsTree.deleteDocument(path);
-        }
-        return FileUtil.deleteDocument(CitraApplication.getAppContext(), path);
-    }
-}

src/android/app/src/main/java/org/citra/citra_emu/NativeLibrary.kt

@@ -0,0 +1,729 @@
+// Copyright 2023 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+package org.citra.citra_emu
+
+import android.Manifest.permission
+import android.app.Dialog
+import android.content.DialogInterface
+import android.content.pm.PackageManager
+import android.content.res.Configuration
+import android.net.Uri
+import android.os.Bundle
+import android.text.Html
+import android.text.method.LinkMovementMethod
+import android.view.Surface
+import android.view.View
+import android.widget.TextView
+import androidx.annotation.Keep
+import androidx.core.content.ContextCompat
+import androidx.fragment.app.DialogFragment
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import org.citra.citra_emu.activities.EmulationActivity
+import org.citra.citra_emu.utils.EmulationMenuSettings
+import org.citra.citra_emu.utils.FileUtil
+import org.citra.citra_emu.utils.Log
+import org.citra.citra_emu.vr.ErrorMessageLayer
+import org.citra.citra_emu.vr.VrActivity
+import java.lang.ref.WeakReference
+import java.util.Date
+
+
+/**
+ * Class which contains methods that interact
+ * with the native side of the Citra code.
+ */
+object NativeLibrary {
+    /**
+     * Default touchscreen device
+     */
+    const val TouchScreenDevice = "Touchscreen"
+
+    @JvmField
+    var sEmulationActivity = WeakReference<EmulationActivity?>(null)
+    private var alertResult = false
+    val alertLock = Object()
+
+    init {
+        try {
+            System.loadLibrary("citra-android")
+        } catch (ex: UnsatisfiedLinkError) {
+            Log.error("[NativeLibrary] $ex")
+        }
+    }
+
+    /**
+     * Handles button press events for a gamepad.
+     *
+     * @param device The input descriptor of the gamepad.
+     * @param button Key code identifying which button was pressed.
+     * @param action Mask identifying which action is happening (button pressed down, or button released).
+     * @return If we handled the button press.
+     */
+    external fun onGamePadEvent(device: String, button: Int, action: Int): Boolean
+
+    /**
+     * Handles gamepad movement events.
+     *
+     * @param device The device ID of the gamepad.
+     * @param axis   The axis ID
+     * @param xAxis The value of the x-axis represented by the given ID.
+     * @param yAxis The value of the y-axis represented by the given ID
+     */
+    external fun onGamePadMoveEvent(device: String, axis: Int, xAxis: Float, yAxis: Float): Boolean
+
+    /**
+     * Handles gamepad movement events.
+     *
+     * @param device   The device ID of the gamepad.
+     * @param axisId  The axis ID
+     * @param axisVal The value of the axis represented by the given ID.
+     */
+    external fun onGamePadAxisEvent(device: String?, axisId: Int, axisVal: Float): Boolean
+
+    /**
+     * Handles touch events.
+     *
+     * @param xAxis  The value of the x-axis.
+     * @param yAxis  The value of the y-axis
+     * @param pressed To identify if the touch held down or released.
+     * @return true if the pointer is within the touchscreen
+     */
+    external fun onTouchEvent(xAxis: Float, yAxis: Float, pressed: Boolean): Boolean
+
+    /**
+     * Handles touch movement.
+     *
+     * @param xAxis The value of the instantaneous x-axis.
+     * @param yAxis The value of the instantaneous y-axis.
+     */
+    external fun onTouchMoved(xAxis: Float, yAxis: Float)
+
+    external fun reloadSettings()
+
+    external fun getTitleId(filename: String): Long
+
+    external fun getIsSystemTitle(path: String): Boolean
+
+    /**
+     * Sets the current working user directory
+     * If not set, it auto-detects a location
+     */
+    external fun setUserDirectory(directory: String)
+    external fun getInstalledGamePaths(): Array<String?>
+
+    // Create the config.ini file.
+    external fun createConfigFile()
+    external fun createLogFile()
+    external fun logUserDirectory(directory: String)
+
+    /**
+     * Begins emulation.
+     */
+    external fun run(path: String)
+
+    // Surface Handling
+    external fun surfaceChanged(surf: Surface)
+    external fun surfaceDestroyed()
+    external fun doFrame()
+
+    /**
+     * Unpauses emulation from a paused state.
+     */
+    external fun unPauseEmulation()
+
+    /**
+     * Pauses emulation.
+     */
+    external fun pauseEmulation()
+
+    /**
+     * Stops emulation.
+     */
+    external fun stopEmulation()
+
+    /**
+     * Returns true if emulation is running (or is paused).
+     */
+    external fun isRunning(): Boolean
+
+    /**
+     * Returns the title ID of the currently running title, or 0 on failure.
+     */
+    external fun getRunningTitleId(): Long
+
+    /**
+     * Returns the performance stats for the current game
+     */
+    external fun getPerfStats(): DoubleArray
+
+    /**
+     * Notifies the core emulation that the orientation has changed.
+     */
+    external fun notifyOrientationChange(layoutOption: Int, rotation: Int)
+
+    /**
+     * Swaps the top and bottom screens.
+     */
+    external fun swapScreens(swapScreens: Boolean, rotation: Int)
+
+    external fun initializeGpuDriver(
+        hookLibDir: String?,
+        customDriverDir: String?,
+        customDriverName: String?,
+        fileRedirectDir: String?
+    )
+
+    external fun areKeysAvailable(): Boolean
+
+    external fun getHomeMenuPath(region: Int): String
+
+    external fun getSystemTitleIds(systemType: Int, region: Int): LongArray
+
+    external fun downloadTitleFromNus(title: Long): InstallStatus
+
+    private var coreErrorAlertResult = false
+    private val coreErrorAlertLock = Object()
+
+    private fun onCoreErrorImpl(title: String, message: String) {
+        val emulationActivity = sEmulationActivity.get()
+        if (emulationActivity == null) {
+            Log.error("[NativeLibrary] EmulationActivity not present")
+            return
+        }
+        if (ErrorMessageLayer.instance != null) {
+            ErrorMessageLayer.showErrorWindow(title, message)
+        } else if (emulationActivity !is VrActivity) {
+            val fragment = CoreErrorDialogFragment.newInstance(title, message)
+            fragment.show(emulationActivity.supportFragmentManager, "coreError")
+        } else {
+            Log.error("[NativeLibrary] Core error: $title: $message")
+        }
+    }
+
+    /**
+     * Handles a core error.
+     * @return true: continue; false: abort
+     */
+    @Keep
+    @JvmStatic
+    fun onCoreError(error: CoreError?, details: String): Boolean {
+        val emulationActivity = sEmulationActivity.get()
+        if (emulationActivity == null) {
+            Log.error("[NativeLibrary] EmulationActivity not present")
+            return false
+        }
+        val title: String
+        val message: String
+        when (error) {
+            CoreError.ErrorSystemFiles -> {
+                title = emulationActivity.getString(R.string.system_archive_not_found)
+                message = emulationActivity.getString(
+                    R.string.system_archive_not_found_message,
+                    details.ifEmpty { emulationActivity.getString(R.string.system_archive_general) }
+                )
+            }
+
+            CoreError.ErrorSavestate -> {
+                title = emulationActivity.getString(R.string.save_load_error)
+                message = details
+            }
+
+            CoreError.ErrorUnknown -> {
+                title = emulationActivity.getString(R.string.fatal_error)
+                message = emulationActivity.getString(R.string.fatal_error_message)
+            }
+
+            else -> {
+                return true
+            }
+        }
+
+        // Show the AlertDialog on the main thread.
+        emulationActivity.runOnUiThread(Runnable { onCoreErrorImpl(title, message) })
+
+        // Wait for the lock to notify that it is complete.
+        synchronized(coreErrorAlertLock) {
+            try {
+                coreErrorAlertLock.wait()
+            } catch (ignored: Exception) {
+            }
+        }
+        return coreErrorAlertResult
+    }
+
+    @get:Keep
+    @get:JvmStatic
+    val isPortraitMode: Boolean
+        get() = CitraApplication.appContext.resources.configuration.orientation ==
+                Configuration.ORIENTATION_PORTRAIT
+
+    @Keep
+    @JvmStatic
+    fun landscapeScreenLayout(): Int = EmulationMenuSettings.landscapeScreenLayout
+
+    @Keep
+    @JvmStatic
+    fun displayAlertMsg(title: String, message: String, yesNo: Boolean): Boolean {
+        Log.error("[NativeLibrary] Alert: $message")
+        val emulationActivity = sEmulationActivity.get()
+        var result = false
+        if (emulationActivity == null) {
+            Log.warning("[NativeLibrary] EmulationActivity is null, can't do panic alert.")
+        } else {
+            // Show the AlertDialog on the main thread.
+            emulationActivity.runOnUiThread {
+                AlertMessageDialogFragment.newInstance(title, message, yesNo).showNow(
+                    emulationActivity.supportFragmentManager,
+                    AlertMessageDialogFragment.TAG
+                )
+            }
+
+            // Wait for the lock to notify that it is complete.
+            synchronized(alertLock) {
+                try {
+                    alertLock.wait()
+                } catch (_: Exception) {
+                }
+            }
+            if (yesNo) result = alertResult
+        }
+        return result
+    }
+
+    class AlertMessageDialogFragment : DialogFragment() {
+        override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
+            // Create object used for waiting.
+            val builder = MaterialAlertDialogBuilder(requireContext())
+                .setTitle(requireArguments().getString(TITLE))
+                .setMessage(requireArguments().getString(MESSAGE))
+
+            // If not yes/no dialog just have one button that dismisses modal,
+            // otherwise have a yes and no button that sets alertResult accordingly.
+            if (!requireArguments().getBoolean(YES_NO)) {
+                builder
+                    .setCancelable(false)
+                    .setPositiveButton(android.R.string.ok) { _: DialogInterface, _: Int ->
+                        synchronized(alertLock) { alertLock.notify() }
+                    }
+            } else {
+                alertResult = false
+                builder
+                    .setPositiveButton(android.R.string.yes) { _: DialogInterface, _: Int ->
+                        alertResult = true
+                        synchronized(alertLock) { alertLock.notify() }
+                    }
+                    .setNegativeButton(android.R.string.no) { _: DialogInterface, _: Int ->
+                        alertResult = false
+                        synchronized(alertLock) { alertLock.notify() }
+                    }
+            }
+
+            return builder.show()
+        }
+
+        companion object {
+            const val TAG = "AlertMessageDialogFragment"
+
+            const val TITLE = "title"
+            const val MESSAGE = "message"
+            const val YES_NO = "yesNo"
+
+            fun newInstance(
+                title: String,
+                message: String,
+                yesNo: Boolean
+            ): AlertMessageDialogFragment {
+                val args = Bundle()
+                args.putString(TITLE, title)
+                args.putString(MESSAGE, message)
+                args.putBoolean(YES_NO, yesNo)
+                val fragment = AlertMessageDialogFragment()
+                fragment.arguments = args
+                return fragment
+            }
+        }
+    }
+
+    @Keep
+    @JvmStatic
+    fun exitEmulationActivity(resultCode: Int) {
+        val emulationActivity = sEmulationActivity.get()
+        if (emulationActivity == null) {
+            Log.warning("[NativeLibrary] EmulationActivity is null, can't exit.")
+            return
+        }
+
+        emulationActivity.runOnUiThread {
+            EmulationErrorDialogFragment.newInstance(resultCode).showNow(
+                emulationActivity.supportFragmentManager,
+                EmulationErrorDialogFragment.TAG
+            )
+        }
+    }
+
+    class EmulationErrorDialogFragment : DialogFragment() {
+        private lateinit var emulationActivity: EmulationActivity
+
+        override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
+            emulationActivity = requireActivity() as EmulationActivity
+
+            var captionId = R.string.loader_error_invalid_format
+            if (requireArguments().getInt(RESULT_CODE) == ErrorLoader_ErrorEncrypted) {
+                captionId = R.string.loader_error_encrypted
+            }
+
+            val alert = MaterialAlertDialogBuilder(requireContext())
+                .setTitle(captionId)
+                .setMessage(
+                    Html.fromHtml(
+                        CitraApplication.appContext.resources.getString(R.string.redump_games),
+                        Html.FROM_HTML_MODE_LEGACY
+                    )
+                )
+                .setPositiveButton(android.R.string.ok) { _: DialogInterface?, _: Int ->
+                    emulationActivity.finish()
+                }
+                .create()
+            alert.show()
+
+            val alertMessage = alert.findViewById<View>(android.R.id.message) as TextView
+            alertMessage.movementMethod = LinkMovementMethod.getInstance()
+
+            isCancelable = false
+            return alert
+        }
+
+        companion object {
+            const val TAG = "EmulationErrorDialogFragment"
+
+            const val RESULT_CODE = "resultcode"
+
+            const val Success = 0
+            const val ErrorNotInitialized = 1
+            const val ErrorGetLoader = 2
+            const val ErrorSystemMode = 3
+            const val ErrorLoader = 4
+            const val ErrorLoader_ErrorEncrypted = 5
+            const val ErrorLoader_ErrorInvalidFormat = 6
+            const val ErrorSystemFiles = 7
+            const val ShutdownRequested = 11
+            const val ErrorUnknown = 12
+
+            fun newInstance(resultCode: Int): EmulationErrorDialogFragment {
+                val args = Bundle()
+                args.putInt(RESULT_CODE, resultCode)
+                val fragment = EmulationErrorDialogFragment()
+                fragment.arguments = args
+                return fragment
+            }
+        }
+    }
+
+    fun setEmulationActivity(emulationActivity: EmulationActivity?) {
+        Log.verbose("[NativeLibrary] Registering EmulationActivity.")
+        sEmulationActivity = WeakReference(emulationActivity)
+    }
+
+    fun clearEmulationActivity() {
+        Log.verbose("[NativeLibrary] Unregistering EmulationActivity.")
+        sEmulationActivity.clear()
+    }
+
+    private val cameraPermissionLock = Object()
+    private var cameraPermissionGranted = false
+    const val REQUEST_CODE_NATIVE_CAMERA = 800
+
+    @Keep
+    @JvmStatic
+    fun requestCameraPermission(): Boolean {
+        val emulationActivity = sEmulationActivity.get()
+        if (emulationActivity == null) {
+            Log.error("[NativeLibrary] EmulationActivity not present")
+            return false
+        }
+        if (ContextCompat.checkSelfPermission(emulationActivity, permission.CAMERA) ==
+            PackageManager.PERMISSION_GRANTED
+        ) {
+            // Permission already granted
+            return true
+        }
+        emulationActivity.requestPermissions(arrayOf(permission.CAMERA), REQUEST_CODE_NATIVE_CAMERA)
+
+        // Wait until result is returned
+        synchronized(cameraPermissionLock) {
+            try {
+                cameraPermissionLock.wait()
+            } catch (ignored: InterruptedException) {
+            }
+        }
+        return cameraPermissionGranted
+    }
+
+    fun cameraPermissionResult(granted: Boolean) {
+        cameraPermissionGranted = granted
+        synchronized(cameraPermissionLock) { cameraPermissionLock.notify() }
+    }
+
+    private val micPermissionLock = Object()
+    private var micPermissionGranted = false
+    const val REQUEST_CODE_NATIVE_MIC = 900
+
+    @Keep
+    @JvmStatic
+    fun requestMicPermission(): Boolean {
+        val emulationActivity = sEmulationActivity.get()
+        if (emulationActivity == null) {
+            Log.error("[NativeLibrary] EmulationActivity not present")
+            return false
+        }
+        if (ContextCompat.checkSelfPermission(emulationActivity, permission.RECORD_AUDIO) ==
+            PackageManager.PERMISSION_GRANTED
+        ) {
+            // Permission already granted
+            return true
+        }
+        emulationActivity.requestPermissions(
+            arrayOf(permission.RECORD_AUDIO),
+            REQUEST_CODE_NATIVE_MIC
+        )
+
+        // Wait until result is returned
+        synchronized(micPermissionLock) {
+            try {
+                micPermissionLock.wait()
+            } catch (ignored: InterruptedException) {
+            }
+        }
+        return micPermissionGranted
+    }
+
+    fun micPermissionResult(granted: Boolean) {
+        micPermissionGranted = granted
+        synchronized(micPermissionLock) { micPermissionLock.notify() }
+    }
+
+    // Notifies that the activity is now in foreground and camera devices can now be reloaded
+    external fun reloadCameraDevices()
+
+    external fun loadAmiibo(path: String?): Boolean
+
+    external fun removeAmiibo()
+
+    const val SAVESTATE_SLOT_COUNT = 10
+
+    external fun getSavestateInfo(): Array<SaveStateInfo>?
+
+    external fun saveState(slot: Int)
+
+    external fun loadState(slot: Int)
+
+    /**
+     * Logs the Citra version, Android version and, CPU.
+     */
+    external fun logDeviceInfo()
+
+    @Keep
+    @JvmStatic
+    fun createFile(directory: String, filename: String): Boolean =
+        if (FileUtil.isNativePath(directory)) {
+            CitraApplication.documentsTree.createFile(directory, filename)
+        } else {
+            FileUtil.createFile(directory, filename) != null
+        }
+
+    @Keep
+    @JvmStatic
+    fun createDir(directory: String, directoryName: String): Boolean =
+        if (FileUtil.isNativePath(directory)) {
+            CitraApplication.documentsTree.createDir(directory, directoryName)
+        } else {
+            FileUtil.createDir(directory, directoryName) != null
+        }
+
+    @Keep
+    @JvmStatic
+    fun openContentUri(path: String, openMode: String): Int =
+        if (FileUtil.isNativePath(path)) {
+            CitraApplication.documentsTree.openContentUri(path, openMode)
+        } else {
+            FileUtil.openContentUri(path, openMode)
+        }
+
+    @Keep
+    @JvmStatic
+    fun getFilesName(path: String): Array<String?> =
+        if (FileUtil.isNativePath(path)) {
+            CitraApplication.documentsTree.getFilesName(path)
+        } else {
+            FileUtil.getFilesName(path)
+        }
+
+    @Keep
+    @JvmStatic
+    fun getSize(path: String): Long =
+        if (FileUtil.isNativePath(path)) {
+            CitraApplication.documentsTree.getFileSize(path)
+        } else {
+            FileUtil.getFileSize(path)
+        }
+
+    @Keep
+    @JvmStatic
+    fun fileExists(path: String): Boolean =
+        if (FileUtil.isNativePath(path)) {
+            CitraApplication.documentsTree.exists(path)
+        } else {
+            FileUtil.exists(path)
+        }
+
+    @Keep
+    @JvmStatic
+    fun isDirectory(path: String): Boolean =
+        if (FileUtil.isNativePath(path)) {
+            CitraApplication.documentsTree.isDirectory(path)
+        } else {
+            FileUtil.isDirectory(path)
+        }
+
+    @Keep
+    @JvmStatic
+    fun copyFile(
+        sourcePath: String,
+        destinationParentPath: String,
+        destinationFilename: String
+    ): Boolean =
+        if (FileUtil.isNativePath(sourcePath) &&
+            FileUtil.isNativePath(destinationParentPath)
+        ) {
+            CitraApplication.documentsTree
+                .copyFile(sourcePath, destinationParentPath, destinationFilename)
+        } else {
+            FileUtil.copyFile(
+                Uri.parse(sourcePath),
+                Uri.parse(destinationParentPath),
+                destinationFilename
+            )
+        }
+
+    @Keep
+    @JvmStatic
+    fun renameFile(path: String, destinationFilename: String): Boolean =
+        if (FileUtil.isNativePath(path)) {
+            CitraApplication.documentsTree.renameFile(path, destinationFilename)
+        } else {
+            FileUtil.renameFile(path, destinationFilename)
+        }
+
+    @Keep
+    @JvmStatic
+    fun deleteDocument(path: String): Boolean =
+        if (FileUtil.isNativePath(path)) {
+            CitraApplication.documentsTree.deleteDocument(path)
+        } else {
+            FileUtil.deleteDocument(path)
+        }
+
+    enum class CoreError {
+        ErrorSystemFiles,
+        ErrorSavestate,
+        ErrorUnknown
+    }
+
+    enum class InstallStatus {
+        Success,
+        ErrorFailedToOpenFile,
+        ErrorFileNotFound,
+        ErrorAborted,
+        ErrorInvalid,
+        ErrorEncrypted,
+        Cancelled
+    }
+
+    class CoreErrorDialogFragment : DialogFragment() {
+        override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
+            val title = requireArguments().getString(TITLE)
+            val message = requireArguments().getString(MESSAGE)
+            return MaterialAlertDialogBuilder(requireContext())
+                .setTitle(title)
+                .setMessage(message)
+                .setPositiveButton(R.string.continue_button) { _: DialogInterface?, _: Int ->
+                    coreErrorAlertResult = true
+                }
+                .setNegativeButton(R.string.abort_button) { _: DialogInterface?, _: Int ->
+                    coreErrorAlertResult = false
+                }.show()
+        }
+
+        override fun onDismiss(dialog: DialogInterface) {
+            super.onDismiss(dialog)
+            coreErrorAlertResult = true
+            synchronized(coreErrorAlertLock) { coreErrorAlertLock.notify() }
+        }
+
+        companion object {
+            const val TAG = "CoreErrorDialogFragment"
+
+            const val TITLE = "title"
+            const val MESSAGE = "message"
+
+            fun newInstance(title: String, message: String): CoreErrorDialogFragment {
+                val frag = CoreErrorDialogFragment()
+                val args = Bundle()
+                args.putString(TITLE, title)
+                args.putString(MESSAGE, message)
+                frag.arguments = args
+                return frag
+            }
+        }
+    }
+
+    @Keep
+    class SaveStateInfo {
+        var slot = 0
+        var time: Date? = null
+    }
+
+    /**
+     * Button type for use in onTouchEvent
+     */
+    object ButtonType {
+        const val BUTTON_A = 700
+        const val BUTTON_B = 701
+        const val BUTTON_X = 702
+        const val BUTTON_Y = 703
+        const val BUTTON_START = 704
+        const val BUTTON_SELECT = 705
+        const val BUTTON_HOME = 706
+        const val BUTTON_ZL = 707
+        const val BUTTON_ZR = 708
+        const val DPAD_UP = 709
+        const val DPAD_DOWN = 710
+        const val DPAD_LEFT = 711
+        const val DPAD_RIGHT = 712
+        const val STICK_LEFT = 713
+        const val STICK_LEFT_UP = 714
+        const val STICK_LEFT_DOWN = 715
+        const val STICK_LEFT_LEFT = 716
+        const val STICK_LEFT_RIGHT = 717
+        const val STICK_C = 718
+        const val STICK_C_UP = 719
+        const val STICK_C_DOWN = 720
+        const val STICK_C_LEFT = 771
+        const val STICK_C_RIGHT = 772
+        const val TRIGGER_L = 773
+        const val TRIGGER_R = 774
+        const val DPAD = 780
+        const val BUTTON_DEBUG = 781
+        const val BUTTON_GPIO14 = 782
+    }
+
+    /**
+     * Button states
+     */
+    object ButtonState {
+        const val RELEASED = 0
+        const val PRESSED = 1
+    }
+}

src/android/app/src/main/java/org/citra/citra_emu/activities/EmulationActivity.java

@@ -1,836 +0,0 @@
-package org.citra.citra_emu.activities;
-
-import android.app.Activity;
-import android.content.Intent;
-import android.content.SharedPreferences;
-import android.content.pm.PackageManager;
-import android.net.Uri;
-import android.os.Bundle;
-import android.preference.PreferenceManager;
-import android.util.Pair;
-import android.util.SparseIntArray;
-import android.view.InputDevice;
-import android.view.KeyEvent;
-import android.view.LayoutInflater;
-import android.view.Menu;
-import android.view.MenuInflater;
-import android.view.MenuItem;
-import android.view.MotionEvent;
-import android.view.SubMenu;
-import android.view.View;
-import android.widget.CheckBox;
-import android.widget.TextView;
-import android.widget.Toast;
-
-import androidx.activity.result.ActivityResultLauncher;
-import androidx.annotation.IntDef;
-import androidx.annotation.NonNull;
-import androidx.appcompat.app.AppCompatActivity;
-import androidx.appcompat.widget.PopupMenu;
-import androidx.core.app.NotificationManagerCompat;
-import androidx.fragment.app.FragmentActivity;
-
-import org.citra.citra_emu.CitraApplication;
-import org.citra.citra_emu.NativeLibrary;
-import org.citra.citra_emu.R;
-import org.citra.citra_emu.contracts.OpenFileResultContract;
-import org.citra.citra_emu.features.cheats.ui.CheatsActivity;
-import org.citra.citra_emu.features.settings.model.SettingSection;
-import org.citra.citra_emu.features.settings.model.Settings;
-import org.citra.citra_emu.features.settings.model.StringSetting;
-import org.citra.citra_emu.features.settings.model.view.InputBindingSetting;
-import org.citra.citra_emu.features.settings.ui.SettingsActivity;
-import org.citra.citra_emu.features.settings.utils.SettingsFile;
-import org.citra.citra_emu.camera.StillImageCameraHelper;
-import org.citra.citra_emu.fragments.EmulationFragment;
-import org.citra.citra_emu.utils.ControllerMappingHelper;
-import org.citra.citra_emu.utils.EmulationMenuSettings;
-import org.citra.citra_emu.utils.FileBrowserHelper;
-import org.citra.citra_emu.utils.ForegroundService;
-import org.citra.citra_emu.utils.Log;
-import org.citra.citra_emu.utils.ThemeUtil;
-
-import java.lang.annotation.Retention;
-import java.util.Collections;
-import java.util.List;
-
-import static android.Manifest.permission.CAMERA;
-import static android.Manifest.permission.RECORD_AUDIO;
-import static java.lang.annotation.RetentionPolicy.SOURCE;
-
-import com.google.android.material.dialog.MaterialAlertDialogBuilder;
-import com.google.android.material.slider.Slider;
-
-public class EmulationActivity extends AppCompatActivity {
-    public static final String EXTRA_SELECTED_GAME = "SelectedGame";
-    public static final String EXTRA_SELECTED_TITLE = "SelectedTitle";
-    public static final int MENU_ACTION_EDIT_CONTROLS_PLACEMENT = 0;
-    public static final int MENU_ACTION_TOGGLE_CONTROLS = 1;
-    public static final int MENU_ACTION_ADJUST_SCALE = 2;
-    public static final int MENU_ACTION_EXIT = 3;
-    public static final int MENU_ACTION_SHOW_FPS = 4;
-    public static final int MENU_ACTION_SCREEN_LAYOUT_LANDSCAPE = 5;
-    public static final int MENU_ACTION_SCREEN_LAYOUT_PORTRAIT = 6;
-    public static final int MENU_ACTION_SCREEN_LAYOUT_SINGLE = 7;
-    public static final int MENU_ACTION_SCREEN_LAYOUT_SIDEBYSIDE = 8;
-    public static final int MENU_ACTION_SWAP_SCREENS = 9;
-    public static final int MENU_ACTION_RESET_OVERLAY = 10;
-    public static final int MENU_ACTION_SHOW_OVERLAY = 11;
-    public static final int MENU_ACTION_OPEN_SETTINGS = 12;
-    public static final int MENU_ACTION_LOAD_AMIIBO = 13;
-    public static final int MENU_ACTION_REMOVE_AMIIBO = 14;
-    public static final int MENU_ACTION_JOYSTICK_REL_CENTER = 15;
-    public static final int MENU_ACTION_DPAD_SLIDE_ENABLE = 16;
-    public static final int MENU_ACTION_OPEN_CHEATS = 17;
-    public static final int MENU_ACTION_CLOSE_GAME = 18;
-
-    public static final int REQUEST_SELECT_AMIIBO = 2;
-    private static final int EMULATION_RUNNING_NOTIFICATION = 0x1000;
-    private static SparseIntArray buttonsActionsMap = new SparseIntArray();
-
-    private final ActivityResultLauncher<Boolean> mOpenFileLauncher =
-        registerForActivityResult(new OpenFileResultContract(), result -> {
-            if (result == null)
-                return;
-            String[] selectedFiles = FileBrowserHelper.getSelectedFiles(
-                result, getApplicationContext(), Collections.singletonList("bin"));
-            if (selectedFiles == null)
-                return;
-
-            onAmiiboSelected(selectedFiles[0]);
-        });
-
-    static {
-        buttonsActionsMap.append(R.id.menu_emulation_edit_layout,
-                EmulationActivity.MENU_ACTION_EDIT_CONTROLS_PLACEMENT);
-        buttonsActionsMap.append(R.id.menu_emulation_toggle_controls,
-                EmulationActivity.MENU_ACTION_TOGGLE_CONTROLS);
-        buttonsActionsMap
-                .append(R.id.menu_emulation_adjust_scale, EmulationActivity.MENU_ACTION_ADJUST_SCALE);
-        buttonsActionsMap.append(R.id.menu_emulation_show_fps,
-                EmulationActivity.MENU_ACTION_SHOW_FPS);
-        buttonsActionsMap.append(R.id.menu_screen_layout_landscape,
-                EmulationActivity.MENU_ACTION_SCREEN_LAYOUT_LANDSCAPE);
-        buttonsActionsMap.append(R.id.menu_screen_layout_portrait,
-                EmulationActivity.MENU_ACTION_SCREEN_LAYOUT_PORTRAIT);
-        buttonsActionsMap.append(R.id.menu_screen_layout_single,
-                EmulationActivity.MENU_ACTION_SCREEN_LAYOUT_SINGLE);
-        buttonsActionsMap.append(R.id.menu_screen_layout_sidebyside,
-                EmulationActivity.MENU_ACTION_SCREEN_LAYOUT_SIDEBYSIDE);
-        buttonsActionsMap.append(R.id.menu_emulation_swap_screens,
-                EmulationActivity.MENU_ACTION_SWAP_SCREENS);
-        buttonsActionsMap
-                .append(R.id.menu_emulation_reset_overlay, EmulationActivity.MENU_ACTION_RESET_OVERLAY);
-        buttonsActionsMap
-                .append(R.id.menu_emulation_show_overlay, EmulationActivity.MENU_ACTION_SHOW_OVERLAY);
-        buttonsActionsMap
-                .append(R.id.menu_emulation_open_settings, EmulationActivity.MENU_ACTION_OPEN_SETTINGS);
-        buttonsActionsMap
-                .append(R.id.menu_emulation_amiibo_load, EmulationActivity.MENU_ACTION_LOAD_AMIIBO);
-        buttonsActionsMap
-                .append(R.id.menu_emulation_amiibo_remove, EmulationActivity.MENU_ACTION_REMOVE_AMIIBO);
-        buttonsActionsMap.append(R.id.menu_emulation_joystick_rel_center,
-                EmulationActivity.MENU_ACTION_JOYSTICK_REL_CENTER);
-        buttonsActionsMap.append(R.id.menu_emulation_dpad_slide_enable,
-                EmulationActivity.MENU_ACTION_DPAD_SLIDE_ENABLE);
-        buttonsActionsMap
-                .append(R.id.menu_emulation_open_cheats, EmulationActivity.MENU_ACTION_OPEN_CHEATS);
-        buttonsActionsMap
-                .append(R.id.menu_emulation_close_game, EmulationActivity.MENU_ACTION_CLOSE_GAME);
-    }
-
-    private EmulationFragment mEmulationFragment;
-    private SharedPreferences mPreferences;
-    private ControllerMappingHelper mControllerMappingHelper;
-    private Intent foregroundService;
-    private boolean activityRecreated;
-    private String mSelectedTitle;
-    private String mPath;
-
-    // settings state when the activity initializes
-    private Settings mInitSettings = new Settings();
-    private SettingSection mControlsSection = null;
-
-
-    public static void launch(FragmentActivity activity, String path, String title) {
-        Intent launcher = new Intent(activity, EmulationActivity.class);
-
-        launcher.putExtra(EXTRA_SELECTED_GAME, path);
-        launcher.putExtra(EXTRA_SELECTED_TITLE, title);
-        activity.startActivity(launcher);
-    }
-
-    public static void tryDismissRunningNotification(Activity activity) {
-        NotificationManagerCompat.from(activity).cancel(EMULATION_RUNNING_NOTIFICATION);
-    }
-
-    @Override
-    protected void onDestroy() {
-        stopService(foregroundService);
-        super.onDestroy();
-    }
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        ThemeUtil.applyTheme(this);
-
-        super.onCreate(savedInstanceState);
-
-        if (savedInstanceState == null) {
-            // Get params we were passed
-            Intent gameToEmulate = getIntent();
-            mPath = gameToEmulate.getStringExtra(EXTRA_SELECTED_GAME);
-            mSelectedTitle = gameToEmulate.getStringExtra(EXTRA_SELECTED_TITLE);
-            activityRecreated = false;
-        } else {
-            activityRecreated = true;
-            restoreState(savedInstanceState);
-        }
-
-        mControllerMappingHelper = new ControllerMappingHelper();
-
-        // Set these options now so that the SurfaceView the game renders into is the right size.
-        enableFullscreenImmersive();
-
-        setContentView(R.layout.activity_emulation);
-
-        // Find or create the EmulationFragment
-        mEmulationFragment = (EmulationFragment) getSupportFragmentManager()
-                .findFragmentById(R.id.frame_emulation_fragment);
-        if (mEmulationFragment == null) {
-            mEmulationFragment = EmulationFragment.newInstance(mPath);
-            getSupportFragmentManager().beginTransaction()
-                    .add(R.id.frame_emulation_fragment, mEmulationFragment)
-                    .commit();
-        }
-
-        setTitle(mSelectedTitle);
-
-        mPreferences = PreferenceManager.getDefaultSharedPreferences(this);
-        mInitSettings.loadSettings(null);
-        mControlsSection = mInitSettings.getSection(Settings.SECTION_CONTROLS);
-
-        // Start a foreground service to prevent the app from getting killed in the background
-        foregroundService = new Intent(EmulationActivity.this, ForegroundService.class);
-        startForegroundService(foregroundService);
-
-        // Override Citra core INI with the one set by our in game menu
-        NativeLibrary.SwapScreens(EmulationMenuSettings.getSwapScreens(),
-                getWindowManager().getDefaultDisplay().getRotation());
-    }
-
-    @Override
-    protected void onSaveInstanceState(@NonNull Bundle outState) {
-        outState.putString(EXTRA_SELECTED_GAME, mPath);
-        outState.putString(EXTRA_SELECTED_TITLE, mSelectedTitle);
-        super.onSaveInstanceState(outState);
-    }
-
-    protected void restoreState(Bundle savedInstanceState) {
-        mPath = savedInstanceState.getString(EXTRA_SELECTED_GAME);
-        mSelectedTitle = savedInstanceState.getString(EXTRA_SELECTED_TITLE);
-
-        // If an alert prompt was in progress when state was restored, retry displaying it
-        NativeLibrary.retryDisplayAlertPrompt();
-    }
-
-    @Override
-    public void onRestart() {
-        super.onRestart();
-        NativeLibrary.ReloadCameraDevices();
-    }
-
-    @Override
-    public void onBackPressed() {
-        View anchor = findViewById(R.id.menu_anchor);
-        PopupMenu popupMenu = new PopupMenu(this, anchor);
-        onCreateOptionsMenu(popupMenu.getMenu(), popupMenu.getMenuInflater());
-        updateSavestateMenuOptions(popupMenu.getMenu());
-        popupMenu.setOnMenuItemClickListener(this::onOptionsItemSelected);
-        popupMenu.show();
-    }
-
-    @Override
-    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
-        switch (requestCode) {
-            case NativeLibrary.REQUEST_CODE_NATIVE_CAMERA:
-                if (grantResults[0] != PackageManager.PERMISSION_GRANTED &&
-                        shouldShowRequestPermissionRationale(CAMERA)) {
-                    new MaterialAlertDialogBuilder(this)
-                            .setTitle(R.string.camera)
-                            .setMessage(R.string.camera_permission_needed)
-                            .setPositiveButton(android.R.string.ok, null)
-                            .show();
-                }
-                NativeLibrary.CameraPermissionResult(grantResults[0] == PackageManager.PERMISSION_GRANTED);
-                break;
-            case NativeLibrary.REQUEST_CODE_NATIVE_MIC:
-                if (grantResults[0] != PackageManager.PERMISSION_GRANTED &&
-                        shouldShowRequestPermissionRationale(RECORD_AUDIO)) {
-                    new MaterialAlertDialogBuilder(this)
-                            .setTitle(R.string.microphone)
-                            .setMessage(R.string.microphone_permission_needed)
-                            .setPositiveButton(android.R.string.ok, null)
-                            .show();
-                }
-                NativeLibrary.MicPermissionResult(grantResults[0] == PackageManager.PERMISSION_GRANTED);
-                break;
-            default:
-                super.onRequestPermissionsResult(requestCode, permissions, grantResults);
-                break;
-        }
-    }
-
-    public void onEmulationStarted() {
-        Toast.makeText(this, getString(R.string.emulation_menu_help), Toast.LENGTH_LONG).show();
-    }
-
-    private void enableFullscreenImmersive() {
-        getWindow().getDecorView().setSystemUiVisibility(
-                View.SYSTEM_UI_FLAG_LAYOUT_STABLE |
-                        View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION |
-                        View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN |
-                        View.SYSTEM_UI_FLAG_HIDE_NAVIGATION |
-                        View.SYSTEM_UI_FLAG_FULLSCREEN |
-                        View.SYSTEM_UI_FLAG_IMMERSIVE |
-                        View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
-    }
-
-    @Override
-    public boolean onCreateOptionsMenu(Menu menu) {
-        // Inflate the menu; this adds items to the action bar if it is present.
-        onCreateOptionsMenu(menu, getMenuInflater());
-        return true;
-    }
-
-    private void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
-        inflater.inflate(R.menu.menu_emulation, menu);
-
-        int layoutOptionMenuItem = R.id.menu_screen_layout_landscape;
-        switch (EmulationMenuSettings.getLandscapeScreenLayout()) {
-            case EmulationMenuSettings.LayoutOption_SingleScreen:
-                layoutOptionMenuItem = R.id.menu_screen_layout_single;
-                break;
-            case EmulationMenuSettings.LayoutOption_SideScreen:
-                layoutOptionMenuItem = R.id.menu_screen_layout_sidebyside;
-                break;
-            case EmulationMenuSettings.LayoutOption_MobilePortrait:
-                layoutOptionMenuItem = R.id.menu_screen_layout_portrait;
-                break;
-        }
-
-        menu.findItem(layoutOptionMenuItem).setChecked(true);
-        menu.findItem(R.id.menu_emulation_joystick_rel_center).setChecked(EmulationMenuSettings.getJoystickRelCenter());
-        menu.findItem(R.id.menu_emulation_dpad_slide_enable).setChecked(EmulationMenuSettings.getDpadSlideEnable());
-        menu.findItem(R.id.menu_emulation_show_fps).setChecked(EmulationMenuSettings.getShowFps());
-        menu.findItem(R.id.menu_emulation_swap_screens).setChecked(EmulationMenuSettings.getSwapScreens());
-        menu.findItem(R.id.menu_emulation_show_overlay).setChecked(EmulationMenuSettings.getShowOverlay());
-    }
-
-    private void DisplaySavestateWarning() {
-        SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(CitraApplication.getAppContext());
-        if (preferences.getBoolean("savestateWarningShown", false)) {
-            return;
-        }
-
-        LayoutInflater inflater = mEmulationFragment.requireActivity().getLayoutInflater();
-        View view = inflater.inflate(R.layout.dialog_checkbox, null);
-        CheckBox checkBox = view.findViewById(R.id.checkBox);
-
-        new MaterialAlertDialogBuilder(this)
-                .setTitle(R.string.savestate_warning_title)
-                .setMessage(R.string.savestate_warning_message)
-                .setView(view)
-                .setPositiveButton(android.R.string.ok, (dialog, which) -> {
-                    preferences.edit().putBoolean("savestateWarningShown", checkBox.isChecked()).apply();
-                })
-                .show();
-    }
-
-    @Override
-    public boolean onPrepareOptionsMenu(Menu menu) {
-        super.onPrepareOptionsMenu(menu);
-        updateSavestateMenuOptions(menu);
-        return true;
-    }
-
-    private void updateSavestateMenuOptions(Menu menu) {
-        final NativeLibrary.SavestateInfo[] savestates = NativeLibrary.GetSavestateInfo();
-        if (savestates == null) {
-            menu.findItem(R.id.menu_emulation_save_state).setVisible(false);
-            menu.findItem(R.id.menu_emulation_load_state).setVisible(false);
-            return;
-        }
-        menu.findItem(R.id.menu_emulation_save_state).setVisible(true);
-        menu.findItem(R.id.menu_emulation_load_state).setVisible(true);
-
-        final SubMenu saveStateMenu = menu.findItem(R.id.menu_emulation_save_state).getSubMenu();
-        final SubMenu loadStateMenu = menu.findItem(R.id.menu_emulation_load_state).getSubMenu();
-        saveStateMenu.clear();
-        loadStateMenu.clear();
-
-        // Update savestates information
-        for (int i = 0; i < NativeLibrary.SAVESTATE_SLOT_COUNT; ++i) {
-            final int slot = i + 1;
-            final String text = getString(R.string.emulation_empty_state_slot, slot);
-            saveStateMenu.add(text).setEnabled(true).setOnMenuItemClickListener((item) -> {
-                DisplaySavestateWarning();
-                NativeLibrary.SaveState(slot);
-                return true;
-            });
-            loadStateMenu.add(text).setEnabled(false).setOnMenuItemClickListener((item) -> {
-                NativeLibrary.LoadState(slot);
-                return true;
-            });
-        }
-        for (final NativeLibrary.SavestateInfo info : savestates) {
-            final String text = getString(R.string.emulation_occupied_state_slot, info.slot, info.time);
-            saveStateMenu.getItem(info.slot - 1).setTitle(text);
-            loadStateMenu.getItem(info.slot - 1).setTitle(text).setEnabled(true);
-        }
-    }
-
-    @SuppressWarnings("WrongConstant")
-    @Override
-    public boolean onOptionsItemSelected(MenuItem item) {
-        int action = buttonsActionsMap.get(item.getItemId(), -1);
-
-        switch (action) {
-            // Edit the placement of the controls
-            case MENU_ACTION_EDIT_CONTROLS_PLACEMENT:
-                editControlsPlacement();
-                break;
-
-            // Enable/Disable specific buttons or the entire input overlay.
-            case MENU_ACTION_TOGGLE_CONTROLS:
-                toggleControls();
-                break;
-
-            // Adjust the scale of the overlay controls.
-            case MENU_ACTION_ADJUST_SCALE:
-                adjustScale();
-                break;
-
-            // Toggle the visibility of the Performance stats TextView
-            case MENU_ACTION_SHOW_FPS: {
-                final boolean isEnabled = !EmulationMenuSettings.getShowFps();
-                EmulationMenuSettings.setShowFps(isEnabled);
-                item.setChecked(isEnabled);
-
-                mEmulationFragment.updateShowFpsOverlay();
-                break;
-            }
-            // Sets the screen layout to Landscape
-            case MENU_ACTION_SCREEN_LAYOUT_LANDSCAPE:
-                changeScreenOrientation(EmulationMenuSettings.LayoutOption_MobileLandscape, item);
-                break;
-
-            // Sets the screen layout to Portrait
-            case MENU_ACTION_SCREEN_LAYOUT_PORTRAIT:
-                changeScreenOrientation(EmulationMenuSettings.LayoutOption_MobilePortrait, item);
-                break;
-
-            // Sets the screen layout to Single
-            case MENU_ACTION_SCREEN_LAYOUT_SINGLE:
-                changeScreenOrientation(EmulationMenuSettings.LayoutOption_SingleScreen, item);
-                break;
-
-            // Sets the screen layout to Side by Side
-            case MENU_ACTION_SCREEN_LAYOUT_SIDEBYSIDE:
-                changeScreenOrientation(EmulationMenuSettings.LayoutOption_SideScreen, item);
-                break;
-
-            // Swap the top and bottom screen locations
-            case MENU_ACTION_SWAP_SCREENS: {
-                final boolean isEnabled = !EmulationMenuSettings.getSwapScreens();
-                EmulationMenuSettings.setSwapScreens(isEnabled);
-                item.setChecked(isEnabled);
-
-                NativeLibrary.SwapScreens(isEnabled, getWindowManager().getDefaultDisplay()
-                        .getRotation());
-                break;
-            }
-
-            // Reset overlay placement
-            case MENU_ACTION_RESET_OVERLAY:
-                resetOverlay();
-                break;
-
-            // Show or hide overlay
-            case MENU_ACTION_SHOW_OVERLAY: {
-                final boolean isEnabled = !EmulationMenuSettings.getShowOverlay();
-                EmulationMenuSettings.setShowOverlay(isEnabled);
-                item.setChecked(isEnabled);
-
-                mEmulationFragment.refreshInputOverlay();
-                break;
-            }
-
-            case MENU_ACTION_EXIT:
-                mEmulationFragment.stopEmulation();
-                finish();
-                break;
-
-            case MENU_ACTION_OPEN_SETTINGS:
-                SettingsActivity.launch(this, SettingsFile.FILE_NAME_CONFIG, "");
-                break;
-
-            case MENU_ACTION_LOAD_AMIIBO:
-                mOpenFileLauncher.launch(false);
-                break;
-
-            case MENU_ACTION_REMOVE_AMIIBO:
-                RemoveAmiibo();
-                break;
-
-            case MENU_ACTION_JOYSTICK_REL_CENTER:
-                final boolean isJoystickRelCenterEnabled = !EmulationMenuSettings.getJoystickRelCenter();
-                EmulationMenuSettings.setJoystickRelCenter(isJoystickRelCenterEnabled);
-                item.setChecked(isJoystickRelCenterEnabled);
-                break;
-
-            case MENU_ACTION_DPAD_SLIDE_ENABLE:
-                final boolean isDpadSlideEnabled = !EmulationMenuSettings.getDpadSlideEnable();
-                EmulationMenuSettings.setDpadSlideEnable(isDpadSlideEnabled);
-                item.setChecked(isDpadSlideEnabled);
-                break;
-
-            case MENU_ACTION_OPEN_CHEATS:
-                CheatsActivity.launch(this, NativeLibrary.GetRunningTitleId());
-                break;
-
-            case MENU_ACTION_CLOSE_GAME:
-                NativeLibrary.PauseEmulation();
-                new MaterialAlertDialogBuilder(this)
-                        .setTitle(R.string.emulation_close_game)
-                        .setMessage(R.string.emulation_close_game_message)
-                        .setPositiveButton(android.R.string.yes, (dialogInterface, i) ->
-                        {
-                            mEmulationFragment.stopEmulation();
-                            finish();
-                        })
-                        .setNegativeButton(android.R.string.cancel, (dialogInterface, i) -> NativeLibrary.UnPauseEmulation())
-                        .setOnCancelListener(dialogInterface -> NativeLibrary.UnPauseEmulation())
-                        .show();
-                break;
-        }
-
-        return true;
-    }
-
-    private void changeScreenOrientation(int layoutOption, MenuItem item) {
-        item.setChecked(true);
-        NativeLibrary.NotifyOrientationChange(layoutOption, getWindowManager().getDefaultDisplay()
-                .getRotation());
-        EmulationMenuSettings.setLandscapeScreenLayout(layoutOption);
-    }
-
-    private void editControlsPlacement() {
-        if (mEmulationFragment.isConfiguringControls()) {
-            mEmulationFragment.stopConfiguringControls();
-        } else {
-            mEmulationFragment.startConfiguringControls();
-        }
-    }
-
-    private int getConfigButton(final int nativeButton) {
-        if (mControlsSection == null) {
-            return -1;
-        }
-        final String configKey = InputBindingSetting.getButtonKey(nativeButton);
-        if (configKey == null || configKey.isEmpty()) {
-            return -2;
-        }
-        final StringSetting configButtonStrSetting = (StringSetting)mControlsSection.getSetting(configKey);
-        if (configButtonStrSetting == null || configButtonStrSetting.getValue().isEmpty()) {
-            return -3;
-        }
-        final String configButtonStr = configButtonStrSetting.getValue();
-        String[] keyValuePairs = configButtonStr.split(",");
-        String[] codePair = keyValuePairs[1].split(":");
-        int code;
-        try {
-            code = Integer.parseInt(codePair[1]);
-        } catch (Exception e) {
-            return -4;
-        }
-        return code;
-    }
-
-    // Gets button presses
-    @Override
-    public boolean dispatchKeyEvent(KeyEvent event) {
-        int action;
-        int button = mPreferences.getInt(InputBindingSetting.getInputButtonKey(event.getKeyCode()), event.getKeyCode());
-        final boolean hasPreference = button != event.getKeyCode();
-        if (hasPreference ) {
-            final int configButton = getConfigButton(button);
-           if (configButton > 0) {
-               button = configButton;
-           }
-        }
-
-        switch (event.getAction()) {
-            case KeyEvent.ACTION_DOWN:
-                // Handling the case where the back button is pressed.
-                if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) {
-                    onBackPressed();
-                    return true;
-                }
-
-                // Normal key events.
-                action = NativeLibrary.ButtonState.PRESSED;
-                break;
-            case KeyEvent.ACTION_UP:
-                action = NativeLibrary.ButtonState.RELEASED;
-                break;
-            default:
-                return false;
-        }
-        InputDevice input = event.getDevice();
-
-        if (input == null) {
-            // Controller was disconnected
-            return false;
-        }
-
-        return NativeLibrary.onGamePadEvent(input.getDescriptor(), button, action);
-    }
-
-    @Override
-    protected void onActivityResult(int requestCode, int resultCode, Intent result) {
-        super.onActivityResult(requestCode, resultCode, result);
-        if (requestCode == StillImageCameraHelper.REQUEST_CAMERA_FILE_PICKER) {
-            StillImageCameraHelper.OnFilePickerResult(resultCode == RESULT_OK ? result : null);
-        }
-    }
-
-    private void onAmiiboSelected(String selectedFile) {
-        boolean success = NativeLibrary.LoadAmiibo(selectedFile);
-
-        if (!success) {
-            new MaterialAlertDialogBuilder(this)
-                    .setTitle(R.string.amiibo_load_error)
-                    .setMessage(R.string.amiibo_load_error_message)
-                    .setPositiveButton(android.R.string.ok, null)
-                    .show();
-        }
-    }
-
-    private void RemoveAmiibo() {
-        NativeLibrary.RemoveAmiibo();
-    }
-
-    private void toggleControls() {
-        final SharedPreferences.Editor editor = mPreferences.edit();
-        boolean[] enabledButtons = new boolean[14];
-
-        for (int i = 0; i < enabledButtons.length; i++) {
-            // Buttons that are disabled by default
-            boolean defaultValue = true;
-            switch (i) {
-                case 6: // ZL
-                case 7: // ZR
-                case 12: // C-stick
-                    defaultValue = false;
-                    break;
-            }
-
-            enabledButtons[i] = mPreferences.getBoolean("buttonToggle" + i, defaultValue);
-        }
-
-        new MaterialAlertDialogBuilder(this)
-                .setTitle(R.string.emulation_toggle_controls)
-                .setMultiChoiceItems(R.array.n3dsButtons, enabledButtons,
-                        (dialog, indexSelected, isChecked) -> editor
-                                .putBoolean("buttonToggle" + indexSelected, isChecked))
-                .setPositiveButton(android.R.string.ok, (dialogInterface, i) ->
-                {
-                    editor.apply();
-                    mEmulationFragment.refreshInputOverlay();
-                })
-                .show();
-    }
-
-    private void adjustScale() {
-        LayoutInflater inflater = LayoutInflater.from(this);
-        View view = inflater.inflate(R.layout.dialog_slider, null);
-
-        final Slider slider = view.findViewById(R.id.slider);
-        final TextView textValue = view.findViewById(R.id.text_value);
-        final TextView units = view.findViewById(R.id.text_units);
-
-        slider.setValueTo(150);
-        slider.setValue(mPreferences.getInt("controlScale", 50));
-        slider.addOnChangeListener((slider1, progress, fromUser) -> {
-            textValue.setText(String.valueOf((int) progress + 50));
-            setControlScale((int) slider1.getValue());
-        });
-
-        textValue.setText(String.valueOf((int) slider.getValue() + 50));
-        units.setText("%");
-
-        final int previousProgress = (int) slider.getValue();
-
-        new MaterialAlertDialogBuilder(this)
-                .setTitle(R.string.emulation_control_scale)
-                .setView(view)
-                .setNegativeButton(android.R.string.cancel, (dialogInterface, i) -> setControlScale(previousProgress))
-                .setPositiveButton(android.R.string.ok, (dialogInterface, i) -> setControlScale((int) slider.getValue()))
-                .setNeutralButton(R.string.slider_default, (dialogInterface, i) -> setControlScale(50))
-                .show();
-    }
-
-    private void setControlScale(int scale) {
-        SharedPreferences.Editor editor = mPreferences.edit();
-        editor.putInt("controlScale", scale);
-        editor.apply();
-        mEmulationFragment.refreshInputOverlay();
-    }
-
-    private void resetOverlay() {
-        new MaterialAlertDialogBuilder(this)
-                .setTitle(getString(R.string.emulation_touch_overlay_reset))
-                .setPositiveButton(android.R.string.yes, (dialogInterface, i) -> mEmulationFragment.resetInputOverlay())
-                .setNegativeButton(android.R.string.cancel, null)
-                .show();
-    }
-
-    @Override
-    public boolean dispatchGenericMotionEvent(MotionEvent event) {
-        if (((event.getSource() & InputDevice.SOURCE_CLASS_JOYSTICK) == 0)) {
-            return super.dispatchGenericMotionEvent(event);
-        }
-
-        // Don't attempt to do anything if we are disconnecting a device.
-        if (event.getActionMasked() == MotionEvent.ACTION_CANCEL) {
-            return true;
-        }
-
-        InputDevice input = event.getDevice();
-        List<InputDevice.MotionRange> motions = input.getMotionRanges();
-
-        float[] axisValuesCirclePad = {0.0f, 0.0f};
-        float[] axisValuesCStick = {0.0f, 0.0f};
-        float[] axisValuesDPad = {0.0f, 0.0f};
-        boolean isTriggerPressedLMapped = false;
-        boolean isTriggerPressedRMapped = false;
-        boolean isTriggerPressedZLMapped = false;
-        boolean isTriggerPressedZRMapped = false;
-        boolean isTriggerPressedL = false;
-        boolean isTriggerPressedR = false;
-        boolean isTriggerPressedZL = false;
-        boolean isTriggerPressedZR = false;
-
-        for (InputDevice.MotionRange range : motions) {
-            int axis = range.getAxis();
-            float origValue = event.getAxisValue(axis);
-            float value = mControllerMappingHelper.scaleAxis(input, axis, origValue);
-            int nextMapping = mPreferences.getInt(InputBindingSetting.getInputAxisButtonKey(axis), -1);
-            int guestOrientation = mPreferences.getInt(InputBindingSetting.getInputAxisOrientationKey(axis), -1);
-
-            // add some defaults since other sources don't really take them
-            if (nextMapping == -1 || guestOrientation == -1) {
-                if (axis == 14) /* right joystick up/down */ {
-                    nextMapping = NativeLibrary.ButtonType.STICK_C;
-                    guestOrientation = 1;
-                } else if (axis == 11) /* right joystick left/right */ {
-                    nextMapping = NativeLibrary.ButtonType.STICK_C;
-                    guestOrientation = 0;
-                } else if (axis == 1) /* left joystick up/down */ {
-                    nextMapping = NativeLibrary.ButtonType.STICK_LEFT;
-                    guestOrientation = 1;
-                } else if (axis == 0) /* left joystick left/right */ {
-                    nextMapping = NativeLibrary.ButtonType.STICK_LEFT;
-                    guestOrientation = 0;
-                } else {
-                    // Axis is unmapped
-                    continue;
-                }
-            }
-
-            if ((value > 0.f && value < 0.1f) || (value < 0.f && value > -0.1f)) {
-                // Skip joystick wobble
-                value = 0.f;
-            }
-
-            if (nextMapping == NativeLibrary.ButtonType.STICK_LEFT) {
-                axisValuesCirclePad[guestOrientation] = value;
-            } else if (nextMapping == NativeLibrary.ButtonType.STICK_C) {
-                axisValuesCStick[guestOrientation] = value;
-            } else if (nextMapping == NativeLibrary.ButtonType.DPAD) {
-                axisValuesDPad[guestOrientation] = value;
-            } else if (nextMapping == NativeLibrary.ButtonType.TRIGGER_L) {
-                isTriggerPressedLMapped = true;
-                isTriggerPressedL = value != 0.f;
-            } else if (nextMapping == NativeLibrary.ButtonType.TRIGGER_R) {
-                isTriggerPressedRMapped = true;
-                isTriggerPressedR = value != 0.f;
-            } else if (nextMapping == NativeLibrary.ButtonType.BUTTON_ZL) {
-                isTriggerPressedZLMapped = true;
-                isTriggerPressedZL = value != 0.f;
-            } else if (nextMapping == NativeLibrary.ButtonType.BUTTON_ZR) {
-                isTriggerPressedZRMapped = true;
-                isTriggerPressedZR = value != 0.f;
-            }
-        }
-
-        // Circle-Pad and C-Stick status
-        NativeLibrary.onGamePadMoveEvent(input.getDescriptor(), NativeLibrary.ButtonType.STICK_LEFT, axisValuesCirclePad[0], axisValuesCirclePad[1]);
-        NativeLibrary.onGamePadMoveEvent(input.getDescriptor(), NativeLibrary.ButtonType.STICK_C, axisValuesCStick[0], axisValuesCStick[1]);
-
-        // Triggers L/R and ZL/ZR
-        if (isTriggerPressedLMapped) {
-            NativeLibrary.onGamePadEvent(NativeLibrary.TouchScreenDevice, NativeLibrary.ButtonType.TRIGGER_L, isTriggerPressedL ? NativeLibrary.ButtonState.PRESSED : NativeLibrary.ButtonState.RELEASED);
-        }
-        if (isTriggerPressedRMapped) {
-            NativeLibrary.onGamePadEvent(NativeLibrary.TouchScreenDevice, NativeLibrary.ButtonType.TRIGGER_R, isTriggerPressedR ? NativeLibrary.ButtonState.PRESSED : NativeLibrary.ButtonState.RELEASED);
-        }
-        if (isTriggerPressedZLMapped) {
-            NativeLibrary.onGamePadEvent(NativeLibrary.TouchScreenDevice, NativeLibrary.ButtonType.BUTTON_ZL, isTriggerPressedZL ? NativeLibrary.ButtonState.PRESSED : NativeLibrary.ButtonState.RELEASED);
-        }
-        if (isTriggerPressedZRMapped) {
-            NativeLibrary.onGamePadEvent(NativeLibrary.TouchScreenDevice, NativeLibrary.ButtonType.BUTTON_ZR, isTriggerPressedZR ? NativeLibrary.ButtonState.PRESSED : NativeLibrary.ButtonState.RELEASED);
-        }
-
-        // Work-around to allow D-pad axis to be bound to emulated buttons
-        if (axisValuesDPad[0] == 0.f) {
-            NativeLibrary.onGamePadEvent(NativeLibrary.TouchScreenDevice, NativeLibrary.ButtonType.DPAD_LEFT, NativeLibrary.ButtonState.RELEASED);
-            NativeLibrary.onGamePadEvent(NativeLibrary.TouchScreenDevice, NativeLibrary.ButtonType.DPAD_RIGHT, NativeLibrary.ButtonState.RELEASED);
-        }
-        if (axisValuesDPad[0] < 0.f) {
-            NativeLibrary.onGamePadEvent(NativeLibrary.TouchScreenDevice, NativeLibrary.ButtonType.DPAD_LEFT, NativeLibrary.ButtonState.PRESSED);
-            NativeLibrary.onGamePadEvent(NativeLibrary.TouchScreenDevice, NativeLibrary.ButtonType.DPAD_RIGHT, NativeLibrary.ButtonState.RELEASED);
-        }
-        if (axisValuesDPad[0] > 0.f) {
-            NativeLibrary.onGamePadEvent(NativeLibrary.TouchScreenDevice, NativeLibrary.ButtonType.DPAD_LEFT, NativeLibrary.ButtonState.RELEASED);
-            NativeLibrary.onGamePadEvent(NativeLibrary.TouchScreenDevice, NativeLibrary.ButtonType.DPAD_RIGHT, NativeLibrary.ButtonState.PRESSED);
-        }
-        if (axisValuesDPad[1] == 0.f) {
-            NativeLibrary.onGamePadEvent(NativeLibrary.TouchScreenDevice, NativeLibrary.ButtonType.DPAD_UP, NativeLibrary.ButtonState.RELEASED);
-            NativeLibrary.onGamePadEvent(NativeLibrary.TouchScreenDevice, NativeLibrary.ButtonType.DPAD_DOWN, NativeLibrary.ButtonState.RELEASED);
-        }
-        if (axisValuesDPad[1] < 0.f) {
-            NativeLibrary.onGamePadEvent(NativeLibrary.TouchScreenDevice, NativeLibrary.ButtonType.DPAD_UP, NativeLibrary.ButtonState.PRESSED);
-            NativeLibrary.onGamePadEvent(NativeLibrary.TouchScreenDevice, NativeLibrary.ButtonType.DPAD_DOWN, NativeLibrary.ButtonState.RELEASED);
-        }
-        if (axisValuesDPad[1] > 0.f) {
-            NativeLibrary.onGamePadEvent(NativeLibrary.TouchScreenDevice, NativeLibrary.ButtonType.DPAD_UP, NativeLibrary.ButtonState.RELEASED);
-            NativeLibrary.onGamePadEvent(NativeLibrary.TouchScreenDevice, NativeLibrary.ButtonType.DPAD_DOWN, NativeLibrary.ButtonState.PRESSED);
-        }
-
-        return true;
-    }
-
-    public boolean isActivityRecreated() {
-        return activityRecreated;
-    }
-
-    @Retention(SOURCE)
-    @IntDef({MENU_ACTION_EDIT_CONTROLS_PLACEMENT, MENU_ACTION_TOGGLE_CONTROLS, MENU_ACTION_ADJUST_SCALE,
-            MENU_ACTION_EXIT, MENU_ACTION_SHOW_FPS, MENU_ACTION_SCREEN_LAYOUT_LANDSCAPE,
-            MENU_ACTION_SCREEN_LAYOUT_PORTRAIT, MENU_ACTION_SCREEN_LAYOUT_SINGLE, MENU_ACTION_SCREEN_LAYOUT_SIDEBYSIDE,
-            MENU_ACTION_SWAP_SCREENS, MENU_ACTION_RESET_OVERLAY, MENU_ACTION_SHOW_OVERLAY, MENU_ACTION_OPEN_SETTINGS})
-    public @interface MenuAction {
-    }
-}

src/android/app/src/main/java/org/citra/citra_emu/activities/EmulationActivity.kt

@@ -0,0 +1,464 @@
+// Copyright 2023 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+package org.citra.citra_emu.activities
+
+import android.Manifest.permission
+import android.annotation.SuppressLint
+import android.app.Activity
+import android.content.Intent
+import android.content.SharedPreferences
+import android.content.pm.PackageManager
+import android.net.Uri
+import android.os.Bundle
+import android.view.InputDevice
+import android.view.KeyEvent
+import android.view.MotionEvent
+import android.view.WindowManager
+import android.widget.Toast
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.activity.viewModels
+import androidx.appcompat.app.AppCompatActivity
+import androidx.core.view.WindowCompat
+import androidx.core.view.WindowInsetsCompat
+import androidx.core.view.WindowInsetsControllerCompat
+import androidx.navigation.fragment.NavHostFragment
+import androidx.preference.PreferenceManager
+import org.citra.citra_emu.CitraApplication
+import org.citra.citra_emu.NativeLibrary
+import org.citra.citra_emu.R
+import org.citra.citra_emu.camera.StillImageCameraHelper.OnFilePickerResult
+import org.citra.citra_emu.contracts.OpenFileResultContract
+import org.citra.citra_emu.databinding.ActivityEmulationBinding
+import org.citra.citra_emu.display.ScreenAdjustmentUtil
+import org.citra.citra_emu.features.hotkeys.HotkeyUtility
+import org.citra.citra_emu.features.settings.model.SettingsViewModel
+import org.citra.citra_emu.features.settings.model.view.InputBindingSetting
+import org.citra.citra_emu.fragments.MessageDialogFragment
+import org.citra.citra_emu.utils.ControllerMappingHelper
+import org.citra.citra_emu.utils.FileBrowserHelper
+import org.citra.citra_emu.utils.ForegroundService
+import org.citra.citra_emu.utils.EmulationLifecycleUtil
+import org.citra.citra_emu.utils.EmulationMenuSettings
+import org.citra.citra_emu.utils.ThemeUtil
+import org.citra.citra_emu.viewmodel.EmulationViewModel
+
+open class EmulationActivity : AppCompatActivity() {
+    private val preferences: SharedPreferences
+        get() = PreferenceManager.getDefaultSharedPreferences(CitraApplication.appContext)
+    private var foregroundService: Intent? = null
+    var isActivityRecreated = false
+
+    private val settingsViewModel: SettingsViewModel by viewModels()
+    private val emulationViewModel: EmulationViewModel by viewModels()
+
+    private lateinit var binding: ActivityEmulationBinding
+    private lateinit var screenAdjustmentUtil: ScreenAdjustmentUtil
+    private lateinit var hotkeyUtility: HotkeyUtility
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        ThemeUtil.setTheme(this)
+
+        settingsViewModel.settings.loadSettings()
+
+        super.onCreate(savedInstanceState)
+
+        binding = ActivityEmulationBinding.inflate(layoutInflater)
+        screenAdjustmentUtil = ScreenAdjustmentUtil(windowManager, settingsViewModel.settings)
+        hotkeyUtility = HotkeyUtility(screenAdjustmentUtil)
+        setContentView(binding.root)
+
+        val navHostFragment =
+            supportFragmentManager.findFragmentById(R.id.fragment_container) as NavHostFragment
+        val navController = navHostFragment.navController
+        navController.setGraph(R.navigation.emulation_navigation, intent.extras)
+
+        isActivityRecreated = savedInstanceState != null
+
+        // Set these options now so that the SurfaceView the game renders into is the right size.
+        enableFullscreenImmersive()
+
+        // Override Citra core INI with the one set by our in game menu
+        NativeLibrary.swapScreens(
+            EmulationMenuSettings.swapScreens,
+            windowManager.defaultDisplay.rotation
+        )
+
+        // Start a foreground service to prevent the app from getting killed in the background
+        foregroundService = Intent(this, ForegroundService::class.java)
+        startForegroundService(foregroundService)
+
+        EmulationLifecycleUtil.addShutdownHook(hook = { this.finish() })
+    }
+
+    // On some devices, the system bars will not disappear on first boot or after some
+    // rotations. Here we set full screen immersive repeatedly in onResume and in
+    // onWindowFocusChanged to prevent the unwanted status bar state.
+    override fun onResume() {
+        super.onResume()
+        enableFullscreenImmersive()
+    }
+
+    override fun onWindowFocusChanged(hasFocus: Boolean) {
+        super.onWindowFocusChanged(hasFocus)
+        enableFullscreenImmersive()
+    }
+
+    public override fun onRestart() {
+        super.onRestart()
+        NativeLibrary.reloadCameraDevices()
+    }
+
+    override fun onDestroy() {
+        EmulationLifecycleUtil.clear()
+        stopForegroundService(this)
+        super.onDestroy()
+    }
+
+    override fun onRequestPermissionsResult(
+        requestCode: Int,
+        permissions: Array<String>,
+        grantResults: IntArray
+    ) {
+        when (requestCode) {
+            NativeLibrary.REQUEST_CODE_NATIVE_CAMERA -> {
+                if (grantResults[0] != PackageManager.PERMISSION_GRANTED &&
+                    shouldShowRequestPermissionRationale(permission.CAMERA)
+                ) {
+                    MessageDialogFragment.newInstance(
+                        R.string.camera,
+                        R.string.camera_permission_needed
+                    ).show(supportFragmentManager, MessageDialogFragment.TAG)
+                }
+                NativeLibrary.cameraPermissionResult(
+                    grantResults[0] == PackageManager.PERMISSION_GRANTED
+                )
+            }
+
+            NativeLibrary.REQUEST_CODE_NATIVE_MIC -> {
+                if (grantResults[0] != PackageManager.PERMISSION_GRANTED &&
+                    shouldShowRequestPermissionRationale(permission.RECORD_AUDIO)
+                ) {
+                    MessageDialogFragment.newInstance(
+                        R.string.microphone,
+                        R.string.microphone_permission_needed
+                    ).show(supportFragmentManager, MessageDialogFragment.TAG)
+                }
+                NativeLibrary.micPermissionResult(
+                    grantResults[0] == PackageManager.PERMISSION_GRANTED
+                )
+            }
+
+            else -> super.onRequestPermissionsResult(requestCode, permissions, grantResults)
+        }
+    }
+
+    fun onEmulationStarted() {
+        emulationViewModel.setEmulationStarted(true)
+        Toast.makeText(
+            applicationContext,
+            getString(R.string.emulation_menu_help),
+            Toast.LENGTH_LONG
+        ).show()
+    }
+
+    private fun enableFullscreenImmersive() {
+        // TODO: Remove this once we properly account for display insets in the input overlay
+        window.attributes.layoutInDisplayCutoutMode =
+            WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_NEVER
+
+        WindowCompat.setDecorFitsSystemWindows(window, false)
+
+        WindowInsetsControllerCompat(window, window.decorView).let { controller ->
+            controller.hide(WindowInsetsCompat.Type.systemBars())
+            controller.systemBarsBehavior =
+                WindowInsetsControllerCompat.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE
+        }
+    }
+
+    // Gets button presses
+    @Suppress("DEPRECATION")
+    @SuppressLint("GestureBackNavigation")
+    override fun dispatchKeyEvent(event: KeyEvent): Boolean {
+        // TODO: Move this check into native code - prevents crash if input pressed before starting emulation
+        if (!NativeLibrary.isRunning()) {
+            return false
+        }
+
+        val button =
+            preferences.getInt(InputBindingSetting.getInputButtonKey(event.keyCode), event.keyCode)
+        val action: Int = when (event.action) {
+            KeyEvent.ACTION_DOWN -> {
+                // On some devices, the back gesture / button press is not intercepted by androidx
+                // and fails to open the emulation menu. So we're stuck running deprecated code to
+                // cover for either a fault on androidx's side or in OEM skins (MIUI at least)
+                if (event.keyCode == KeyEvent.KEYCODE_BACK) {
+                    onBackPressed()
+                }
+
+                hotkeyUtility.handleHotkey(button)
+
+                // Normal key events.
+                NativeLibrary.ButtonState.PRESSED
+            }
+
+            KeyEvent.ACTION_UP -> NativeLibrary.ButtonState.RELEASED
+            else -> return false
+        }
+        val input = event.device
+            ?: // Controller was disconnected
+            return false
+        return NativeLibrary.onGamePadEvent(input.descriptor, button, action)
+    }
+
+    private fun onAmiiboSelected(selectedFile: String) {
+        val success = NativeLibrary.loadAmiibo(selectedFile)
+        if (!success) {
+            MessageDialogFragment.newInstance(
+                R.string.amiibo_load_error,
+                R.string.amiibo_load_error_message
+            ).show(supportFragmentManager, MessageDialogFragment.TAG)
+        }
+    }
+
+    override fun dispatchGenericMotionEvent(event: MotionEvent): Boolean {
+        // TODO: Move this check into native code - prevents crash if input pressed before starting emulation
+        if (!NativeLibrary.isRunning()) {
+            return super.dispatchGenericMotionEvent(event)
+        }
+
+        if (event.source and InputDevice.SOURCE_CLASS_JOYSTICK == 0) {
+            return super.dispatchGenericMotionEvent(event)
+        }
+
+        // Don't attempt to do anything if we are disconnecting a device.
+        if (event.actionMasked == MotionEvent.ACTION_CANCEL) {
+            return true
+        }
+        val input = event.device
+        val motions = input.motionRanges
+        val axisValuesCirclePad = floatArrayOf(0.0f, 0.0f)
+        val axisValuesCStick = floatArrayOf(0.0f, 0.0f)
+        val axisValuesDPad = floatArrayOf(0.0f, 0.0f)
+        var isTriggerPressedLMapped = false
+        var isTriggerPressedRMapped = false
+        var isTriggerPressedZLMapped = false
+        var isTriggerPressedZRMapped = false
+        var isTriggerPressedL = false
+        var isTriggerPressedR = false
+        var isTriggerPressedZL = false
+        var isTriggerPressedZR = false
+        for (range in motions) {
+            val axis = range.axis
+            val origValue = event.getAxisValue(axis)
+            var value = ControllerMappingHelper.scaleAxis(input, axis, origValue)
+            val nextMapping =
+                preferences.getInt(InputBindingSetting.getInputAxisButtonKey(axis), -1)
+            val guestOrientation =
+                preferences.getInt(InputBindingSetting.getInputAxisOrientationKey(axis), -1)
+            if (nextMapping == -1 || guestOrientation == -1) {
+                // Axis is unmapped
+                continue
+            }
+            if (value > 0f && value < 0.1f || value < 0f && value > -0.1f) {
+                // Skip joystick wobble
+                value = 0f
+            }
+            when (nextMapping) {
+                NativeLibrary.ButtonType.STICK_LEFT -> {
+                    axisValuesCirclePad[guestOrientation] = value
+                }
+
+                NativeLibrary.ButtonType.STICK_C -> {
+                    axisValuesCStick[guestOrientation] = value
+                }
+
+                NativeLibrary.ButtonType.DPAD -> {
+                    axisValuesDPad[guestOrientation] = value
+                }
+
+                NativeLibrary.ButtonType.TRIGGER_L -> {
+                    isTriggerPressedLMapped = true
+                    isTriggerPressedL = value != 0f
+                }
+
+                NativeLibrary.ButtonType.TRIGGER_R -> {
+                    isTriggerPressedRMapped = true
+                    isTriggerPressedR = value != 0f
+                }
+
+                NativeLibrary.ButtonType.BUTTON_ZL -> {
+                    isTriggerPressedZLMapped = true
+                    isTriggerPressedZL = value != 0f
+                }
+
+                NativeLibrary.ButtonType.BUTTON_ZR -> {
+                    isTriggerPressedZRMapped = true
+                    isTriggerPressedZR = value != 0f
+                }
+            }
+        }
+
+        // Circle-Pad and C-Stick status
+        NativeLibrary.onGamePadMoveEvent(
+            input.descriptor,
+            NativeLibrary.ButtonType.STICK_LEFT,
+            axisValuesCirclePad[0],
+            axisValuesCirclePad[1]
+        )
+        NativeLibrary.onGamePadMoveEvent(
+            input.descriptor,
+            NativeLibrary.ButtonType.STICK_C,
+            axisValuesCStick[0],
+            axisValuesCStick[1]
+        )
+
+        // Triggers L/R and ZL/ZR
+        if (isTriggerPressedLMapped) {
+            NativeLibrary.onGamePadEvent(
+                NativeLibrary.TouchScreenDevice,
+                NativeLibrary.ButtonType.TRIGGER_L,
+                if (isTriggerPressedL) {
+                    NativeLibrary.ButtonState.PRESSED
+                } else {
+                    NativeLibrary.ButtonState.RELEASED
+                }
+            )
+        }
+        if (isTriggerPressedRMapped) {
+            NativeLibrary.onGamePadEvent(
+                NativeLibrary.TouchScreenDevice,
+                NativeLibrary.ButtonType.TRIGGER_R,
+                if (isTriggerPressedR) {
+                    NativeLibrary.ButtonState.PRESSED
+                } else {
+                    NativeLibrary.ButtonState.RELEASED
+                }
+            )
+        }
+        if (isTriggerPressedZLMapped) {
+            NativeLibrary.onGamePadEvent(
+                NativeLibrary.TouchScreenDevice,
+                NativeLibrary.ButtonType.BUTTON_ZL,
+                if (isTriggerPressedZL) {
+                    NativeLibrary.ButtonState.PRESSED
+                } else {
+                    NativeLibrary.ButtonState.RELEASED
+                }
+            )
+        }
+        if (isTriggerPressedZRMapped) {
+            NativeLibrary.onGamePadEvent(
+                NativeLibrary.TouchScreenDevice,
+                NativeLibrary.ButtonType.BUTTON_ZR,
+                if (isTriggerPressedZR) {
+                    NativeLibrary.ButtonState.PRESSED
+                } else {
+                    NativeLibrary.ButtonState.RELEASED
+                }
+            )
+        }
+
+        // Work-around to allow D-pad axis to be bound to emulated buttons
+        if (axisValuesDPad[0] == 0f) {
+            NativeLibrary.onGamePadEvent(
+                NativeLibrary.TouchScreenDevice,
+                NativeLibrary.ButtonType.DPAD_LEFT,
+                NativeLibrary.ButtonState.RELEASED
+            )
+            NativeLibrary.onGamePadEvent(
+                NativeLibrary.TouchScreenDevice,
+                NativeLibrary.ButtonType.DPAD_RIGHT,
+                NativeLibrary.ButtonState.RELEASED
+            )
+        }
+        if (axisValuesDPad[0] < 0f) {
+            NativeLibrary.onGamePadEvent(
+                NativeLibrary.TouchScreenDevice,
+                NativeLibrary.ButtonType.DPAD_LEFT,
+                NativeLibrary.ButtonState.PRESSED
+            )
+            NativeLibrary.onGamePadEvent(
+                NativeLibrary.TouchScreenDevice,
+                NativeLibrary.ButtonType.DPAD_RIGHT,
+                NativeLibrary.ButtonState.RELEASED
+            )
+        }
+        if (axisValuesDPad[0] > 0f) {
+            NativeLibrary.onGamePadEvent(
+                NativeLibrary.TouchScreenDevice,
+                NativeLibrary.ButtonType.DPAD_LEFT,
+                NativeLibrary.ButtonState.RELEASED
+            )
+            NativeLibrary.onGamePadEvent(
+                NativeLibrary.TouchScreenDevice,
+                NativeLibrary.ButtonType.DPAD_RIGHT,
+                NativeLibrary.ButtonState.PRESSED
+            )
+        }
+        if (axisValuesDPad[1] == 0f) {
+            NativeLibrary.onGamePadEvent(
+                NativeLibrary.TouchScreenDevice,
+                NativeLibrary.ButtonType.DPAD_UP,
+                NativeLibrary.ButtonState.RELEASED
+            )
+            NativeLibrary.onGamePadEvent(
+                NativeLibrary.TouchScreenDevice,
+                NativeLibrary.ButtonType.DPAD_DOWN,
+                NativeLibrary.ButtonState.RELEASED
+            )
+        }
+        if (axisValuesDPad[1] < 0f) {
+            NativeLibrary.onGamePadEvent(
+                NativeLibrary.TouchScreenDevice,
+                NativeLibrary.ButtonType.DPAD_UP,
+                NativeLibrary.ButtonState.PRESSED
+            )
+            NativeLibrary.onGamePadEvent(
+                NativeLibrary.TouchScreenDevice,
+                NativeLibrary.ButtonType.DPAD_DOWN,
+                NativeLibrary.ButtonState.RELEASED
+            )
+        }
+        if (axisValuesDPad[1] > 0f) {
+            NativeLibrary.onGamePadEvent(
+                NativeLibrary.TouchScreenDevice,
+                NativeLibrary.ButtonType.DPAD_UP,
+                NativeLibrary.ButtonState.RELEASED
+            )
+            NativeLibrary.onGamePadEvent(
+                NativeLibrary.TouchScreenDevice,
+                NativeLibrary.ButtonType.DPAD_DOWN,
+                NativeLibrary.ButtonState.PRESSED
+            )
+        }
+        return true
+    }
+
+    val openFileLauncher =
+        registerForActivityResult(OpenFileResultContract()) { result: Intent? ->
+            if (result == null) return@registerForActivityResult
+            val selectedFiles = FileBrowserHelper.getSelectedFiles(
+                result, applicationContext, listOf<String>("bin")
+            ) ?: return@registerForActivityResult
+            onAmiiboSelected(selectedFiles[0])
+        }
+
+    val openImageLauncher =
+        registerForActivityResult(ActivityResultContracts.PickVisualMedia()) { result: Uri? ->
+            if (result == null) {
+                return@registerForActivityResult
+            }
+
+            OnFilePickerResult(result.toString())
+        }
+
+    companion object {
+        fun stopForegroundService(activity: Activity) {
+            val startIntent = Intent(activity, ForegroundService::class.java)
+            startIntent.action = ForegroundService.ACTION_STOP
+            activity.startForegroundService(startIntent)
+        }
+    }
+}

src/android/app/src/main/java/org/citra/citra_emu/adapters/DriverAdapter.kt

@@ -0,0 +1,119 @@
+// Copyright 2023 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+package org.citra.citra_emu.adapters
+
+import android.net.Uri
+import android.text.TextUtils
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.recyclerview.widget.AsyncDifferConfig
+import androidx.recyclerview.widget.DiffUtil
+import androidx.recyclerview.widget.ListAdapter
+import androidx.recyclerview.widget.RecyclerView
+import org.citra.citra_emu.R
+import org.citra.citra_emu.databinding.CardDriverOptionBinding
+import org.citra.citra_emu.utils.GpuDriverMetadata
+import org.citra.citra_emu.viewmodel.DriverViewModel
+import org.citra.citra_emu.utils.GpuDriverHelper
+
+class DriverAdapter(private val driverViewModel: DriverViewModel) :
+    ListAdapter<Pair<Uri, GpuDriverMetadata>, DriverAdapter.DriverViewHolder>(
+        AsyncDifferConfig.Builder(DiffCallback()).build()
+    ) {
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): DriverViewHolder {
+        val binding =
+            CardDriverOptionBinding.inflate(LayoutInflater.from(parent.context), parent, false)
+        return DriverViewHolder(binding)
+    }
+
+    override fun getItemCount(): Int = currentList.size
+
+    override fun onBindViewHolder(holder: DriverViewHolder, position: Int) =
+        holder.bind(currentList[position])
+
+    private fun onSelectDriver(position: Int) {
+        driverViewModel.setSelectedDriverIndex(position)
+        notifyItemChanged(driverViewModel.previouslySelectedDriver)
+        notifyItemChanged(driverViewModel.selectedDriver)
+    }
+
+    private fun onDeleteDriver(driverData: Pair<Uri, GpuDriverMetadata>, position: Int) {
+        if (driverViewModel.selectedDriver > position) {
+            driverViewModel.setSelectedDriverIndex(driverViewModel.selectedDriver - 1)
+        }
+        if (GpuDriverHelper.customDriverData == driverData.second) {
+            driverViewModel.setSelectedDriverIndex(0)
+        }
+        driverViewModel.driversToDelete.add(driverData.first)
+        driverViewModel.removeDriver(driverData)
+        notifyItemRemoved(position)
+        notifyItemChanged(driverViewModel.selectedDriver)
+    }
+
+    inner class DriverViewHolder(val binding: CardDriverOptionBinding) :
+        RecyclerView.ViewHolder(binding.root) {
+        private lateinit var driverData: Pair<Uri, GpuDriverMetadata>
+
+        fun bind(driverData: Pair<Uri, GpuDriverMetadata>) {
+            this.driverData = driverData
+            val driver = driverData.second
+
+            binding.apply {
+                radioButton.isChecked = driverViewModel.selectedDriver == bindingAdapterPosition
+                root.setOnClickListener {
+                    onSelectDriver(bindingAdapterPosition)
+                }
+                buttonDelete.setOnClickListener {
+                    onDeleteDriver(driverData, bindingAdapterPosition)
+                }
+
+                // Delay marquee by 3s
+                title.postDelayed(
+                    {
+                        title.isSelected = true
+                        title.ellipsize = TextUtils.TruncateAt.MARQUEE
+                        version.isSelected = true
+                        version.ellipsize = TextUtils.TruncateAt.MARQUEE
+                        description.isSelected = true
+                        description.ellipsize = TextUtils.TruncateAt.MARQUEE
+                    },
+                    3000
+                )
+                if (driver.name == null) {
+                    title.setText(R.string.system_gpu_driver)
+                    description.text = ""
+                    version.text = ""
+                    version.visibility = View.GONE
+                    description.visibility = View.GONE
+                    buttonDelete.visibility = View.GONE
+                } else {
+                    title.text = driver.name
+                    version.text = driver.version
+                    description.text = driver.description
+                    version.visibility = View.VISIBLE
+                    description.visibility = View.VISIBLE
+                    buttonDelete.visibility = View.VISIBLE
+                }
+            }
+        }
+    }
+
+    private class DiffCallback : DiffUtil.ItemCallback<Pair<Uri, GpuDriverMetadata>>() {
+        override fun areItemsTheSame(
+            oldItem: Pair<Uri, GpuDriverMetadata>,
+            newItem: Pair<Uri, GpuDriverMetadata>
+        ): Boolean {
+            return oldItem.first == newItem.first
+        }
+
+        override fun areContentsTheSame(
+            oldItem: Pair<Uri, GpuDriverMetadata>,
+            newItem: Pair<Uri, GpuDriverMetadata>
+        ): Boolean {
+            return oldItem.second == newItem.second
+        }
+    }
+}

src/android/app/src/main/java/org/citra/citra_emu/adapters/GameAdapter.java

@@ -1,262 +0,0 @@
-package org.citra.citra_emu.adapters;
-
-import android.content.Context;
-import android.database.Cursor;
-import android.database.DataSetObserver;
-import android.os.Build;
-import android.os.SystemClock;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.RequiresApi;
-import androidx.fragment.app.FragmentActivity;
-import androidx.recyclerview.widget.RecyclerView;
-
-import com.google.android.material.color.MaterialColors;
-import com.google.android.material.dialog.MaterialAlertDialogBuilder;
-
-import org.citra.citra_emu.CitraApplication;
-import org.citra.citra_emu.NativeLibrary;
-import org.citra.citra_emu.R;
-import org.citra.citra_emu.activities.EmulationActivity;
-import org.citra.citra_emu.features.cheats.ui.CheatsActivity;
-import org.citra.citra_emu.model.GameDatabase;
-import org.citra.citra_emu.utils.FileUtil;
-import org.citra.citra_emu.utils.Log;
-import org.citra.citra_emu.utils.PicassoUtils;
-import org.citra.citra_emu.viewholders.GameViewHolder;
-import org.citra.citra_emu.vr.VrActivity;
-
-import java.util.stream.Stream;
-
-/**
- * This adapter gets its information from a database Cursor. This fact, paired with the usage of
- * ContentProviders and Loaders, allows for efficient display of a limited view into a (possibly)
- * large dataset.
- */
-public final class GameAdapter extends RecyclerView.Adapter<GameViewHolder> {
-    private Cursor mCursor;
-    private GameDataSetObserver mObserver;
-
-    private boolean mDatasetValid;
-    private long mLastClickTime = 0;
-
-    /**
-     * Initializes the adapter's observer, which watches for changes to the dataset. The adapter will
-     * display no data until a Cursor is supplied by a CursorLoader.
-     */
-    public GameAdapter() {
-        mDatasetValid = false;
-        mObserver = new GameDataSetObserver();
-    }
-
-    /**
-     * Called by the LayoutManager when it is necessary to create a new view.
-     *
-     * @param parent   The RecyclerView (I think?) the created view will be thrown into.
-     * @param viewType Not used here, but useful when more than one type of child will be used in the RecyclerView.
-     * @return The created ViewHolder with references to all the child view's members.
-     */
-    @Override
-    public GameViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
-        // Create a new view.
-        View gameCard = LayoutInflater.from(parent.getContext())
-                .inflate(R.layout.card_game, parent, false);
-
-        gameCard.setOnClickListener(this::onClick);
-        gameCard.setOnLongClickListener(this::onLongClick);
-
-        // Use that view to create a ViewHolder.
-        return new GameViewHolder(gameCard);
-    }
-
-    /**
-     * Called by the LayoutManager when a new view is not necessary because we can recycle
-     * an existing one (for example, if a view just scrolled onto the screen from the bottom, we
-     * can use the view that just scrolled off the top instead of inflating a new one.)
-     *
-     * @param holder   A ViewHolder representing the view we're recycling.
-     * @param position The position of the 'new' view in the dataset.
-     */
-    @RequiresApi(api = Build.VERSION_CODES.O)
-    @Override
-    public void onBindViewHolder(@NonNull GameViewHolder holder, int position) {
-        if (mDatasetValid) {
-            if (mCursor.moveToPosition(position)) {
-                PicassoUtils.loadGameIcon(holder.imageIcon,
-                        mCursor.getString(GameDatabase.GAME_COLUMN_PATH));
-
-                holder.textGameTitle.setText(mCursor.getString(GameDatabase.GAME_COLUMN_TITLE).replaceAll("[\\t\\n\\r]+", " "));
-                holder.textCompany.setText(mCursor.getString(GameDatabase.GAME_COLUMN_COMPANY));
-
-                String filepath = mCursor.getString(GameDatabase.GAME_COLUMN_PATH);
-                String filename;
-                if (FileUtil.isNativePath(filepath)) {
-                    filename = CitraApplication.documentsTree.getFilename(filepath);
-                } else {
-                    filename = FileUtil.getFilename(CitraApplication.getAppContext(), filepath);
-                }
-                holder.textFileName.setText(filename);
-
-                // TODO These shouldn't be necessary once the move to a DB-based model is complete.
-                holder.gameId = mCursor.getString(GameDatabase.GAME_COLUMN_GAME_ID);
-                holder.path = mCursor.getString(GameDatabase.GAME_COLUMN_PATH);
-                holder.title = mCursor.getString(GameDatabase.GAME_COLUMN_TITLE);
-                holder.description = mCursor.getString(GameDatabase.GAME_COLUMN_DESCRIPTION);
-                holder.regions = mCursor.getString(GameDatabase.GAME_COLUMN_REGIONS);
-                holder.company = mCursor.getString(GameDatabase.GAME_COLUMN_COMPANY);
-
-                final int backgroundColorId = isValidGame(holder.path) ? R.attr.colorSurface : R.attr.colorErrorContainer;
-                View itemView = holder.getItemView();
-                itemView.setBackgroundColor(MaterialColors.getColor(itemView, backgroundColorId));
-            } else {
-                Log.error("[GameAdapter] Can't bind view; Cursor is not valid.");
-            }
-        } else {
-            Log.error("[GameAdapter] Can't bind view; dataset is not valid.");
-        }
-    }
-
-    /**
-     * Called by the LayoutManager to find out how much data we have.
-     *
-     * @return Size of the dataset.
-     */
-    @Override
-    public int getItemCount() {
-        if (mDatasetValid && mCursor != null) {
-            return mCursor.getCount();
-        }
-        Log.error("[GameAdapter] Dataset is not valid.");
-        return 0;
-    }
-
-    /**
-     * Return the contents of the _id column for a given row.
-     *
-     * @param position The row for which Android wants an ID.
-     * @return A valid ID from the database, or 0 if not available.
-     */
-    @Override
-    public long getItemId(int position) {
-        if (mDatasetValid && mCursor != null) {
-            if (mCursor.moveToPosition(position)) {
-                return mCursor.getLong(GameDatabase.COLUMN_DB_ID);
-            }
-        }
-
-        Log.error("[GameAdapter] Dataset is not valid.");
-        return 0;
-    }
-
-    /**
-     * Tell Android whether or not each item in the dataset has a stable identifier.
-     * Which it does, because it's a database, so always tell Android 'true'.
-     *
-     * @param hasStableIds ignored.
-     */
-    @Override
-    public void setHasStableIds(boolean hasStableIds) {
-        super.setHasStableIds(true);
-    }
-
-    /**
-     * When a load is finished, call this to replace the existing data with the newly-loaded
-     * data.
-     *
-     * @param cursor The newly-loaded Cursor.
-     */
-    public void swapCursor(Cursor cursor) {
-        // Sanity check.
-        if (cursor == mCursor) {
-            return;
-        }
-
-        // Before getting rid of the old cursor, disassociate it from the Observer.
-        final Cursor oldCursor = mCursor;
-        if (oldCursor != null && mObserver != null) {
-            oldCursor.unregisterDataSetObserver(mObserver);
-        }
-
-        mCursor = cursor;
-        if (mCursor != null) {
-            // Attempt to associate the new Cursor with the Observer.
-            if (mObserver != null) {
-                mCursor.registerDataSetObserver(mObserver);
-            }
-
-            mDatasetValid = true;
-        } else {
-            mDatasetValid = false;
-        }
-
-        notifyDataSetChanged();
-    }
-
-    /**
-     * Launches the game that was clicked on.
-     *
-     * @param view The view representing the game the user wants to play.
-     */
-    private void onClick(View view) {
-        // Double-click prevention, using threshold of 1000 ms
-        if (SystemClock.elapsedRealtime() - mLastClickTime < 1000) {
-            return;
-        }
-        mLastClickTime = SystemClock.elapsedRealtime();
-
-        GameViewHolder holder = (GameViewHolder) view.getTag();
-        VrActivity.launch(view.getContext(), holder.path, holder.title);
-      // EmulationActivity.launch((FragmentActivity) view.getContext(), holder.path, holder.title);
-    }
-
-    /**
-     * Opens the cheats settings for the game that was clicked on.
-     *
-     * @param view The view representing the game the user wants to play.
-     */
-    private boolean onLongClick(View view) {
-        Context context = view.getContext();
-        GameViewHolder holder = (GameViewHolder) view.getTag();
-
-        final long titleId = NativeLibrary.GetTitleId(holder.path);
-
-        if (titleId == 0) {
-            new MaterialAlertDialogBuilder(context)
-                    .setIcon(R.mipmap.ic_launcher)
-                    .setTitle(R.string.properties)
-                    .setMessage(R.string.properties_not_loaded)
-                    .setPositiveButton(android.R.string.ok, null)
-                    .show();
-        } else {
-            CheatsActivity.launch(context, titleId);
-        }
-
-        return true;
-    }
-
-    private boolean isValidGame(String path) {
-        return Stream.of(
-                ".rar", ".zip", ".7z", ".torrent", ".tar", ".gz").noneMatch(suffix -> path.toLowerCase().endsWith(suffix));
-    }
-
-    private final class GameDataSetObserver extends DataSetObserver {
-        @Override
-        public void onChanged() {
-            super.onChanged();
-
-            mDatasetValid = true;
-            notifyDataSetChanged();
-        }
-
-        @Override
-        public void onInvalidated() {
-            super.onInvalidated();
-
-            mDatasetValid = false;
-            notifyDataSetChanged();
-        }
-    }
-}

src/android/app/src/main/java/org/citra/citra_emu/adapters/GameAdapter.kt

@@ -0,0 +1,208 @@
+// Copyright 2023 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+package org.citra.citra_emu.adapters
+
+import android.net.Uri
+import android.os.SystemClock
+import android.text.TextUtils
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.ImageView
+import android.widget.Toast
+import androidx.appcompat.app.AppCompatActivity
+import androidx.documentfile.provider.DocumentFile
+import androidx.lifecycle.ViewModelProvider
+import androidx.navigation.findNavController
+import androidx.preference.PreferenceManager
+import androidx.recyclerview.widget.AsyncDifferConfig
+import androidx.recyclerview.widget.DiffUtil
+import androidx.recyclerview.widget.ListAdapter
+import androidx.recyclerview.widget.RecyclerView
+import com.google.android.material.color.MaterialColors
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import org.citra.citra_emu.HomeNavigationDirections
+import org.citra.citra_emu.CitraApplication
+import org.citra.citra_emu.R
+import org.citra.citra_emu.adapters.GameAdapter.GameViewHolder
+import org.citra.citra_emu.databinding.CardGameBinding
+import org.citra.citra_emu.features.cheats.ui.CheatsFragmentDirections
+import org.citra.citra_emu.model.Game
+import org.citra.citra_emu.utils.GameIconUtils
+import org.citra.citra_emu.viewmodel.GamesViewModel
+import org.citra.citra_emu.vr.VrActivity
+
+class GameAdapter(private val activity: AppCompatActivity) :
+    ListAdapter<Game, GameViewHolder>(AsyncDifferConfig.Builder(DiffCallback()).build()),
+    View.OnClickListener, View.OnLongClickListener {
+    private var lastClickTime = 0L
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): GameViewHolder {
+        // Create a new view.
+        val binding = CardGameBinding.inflate(LayoutInflater.from(parent.context), parent, false)
+        binding.cardGame.setOnClickListener(this)
+        binding.cardGame.setOnLongClickListener(this)
+
+        // Use that view to create a ViewHolder.
+        return GameViewHolder(binding)
+    }
+
+    override fun onBindViewHolder(holder: GameViewHolder, position: Int) {
+        holder.bind(currentList[position])
+    }
+
+    override fun getItemCount(): Int = currentList.size
+
+    /**
+     * Launches the game that was clicked on.
+     *
+     * @param view The card representing the game the user wants to play.
+     */
+    override fun onClick(view: View) {
+        // Double-click prevention, using threshold of 1000 ms
+        if (SystemClock.elapsedRealtime() - lastClickTime < 1000) {
+            return
+        }
+        lastClickTime = SystemClock.elapsedRealtime()
+
+        val holder = view.tag as GameViewHolder
+        gameExists(holder)
+
+        val preferences =
+            PreferenceManager.getDefaultSharedPreferences(CitraApplication.appContext)
+        preferences.edit()
+            .putLong(
+                holder.game.keyLastPlayedTime,
+                System.currentTimeMillis()
+            )
+            .apply()
+
+       // val action = HomeNavigationDirections.actionGlobalEmulationActivity(holder.game)
+       // view.findNavController().navigate(action)
+        VrActivity.launch(view.context, holder.game.path, holder.game.title)
+    }
+
+    /**
+     * Opens the cheats settings for the game that was clicked on.
+     *
+     * @param view The view representing the game the user wants to play.
+     */
+    override fun onLongClick(view: View): Boolean {
+        val context = view.context
+        val holder = view.tag as GameViewHolder
+        gameExists(holder)
+
+        if (holder.game.titleId == 0L) {
+            MaterialAlertDialogBuilder(context)
+                .setTitle(R.string.properties)
+                .setMessage(R.string.properties_not_loaded)
+                .setPositiveButton(android.R.string.ok, null)
+                .show()
+        } else {
+            val action = CheatsFragmentDirections.actionGlobalCheatsFragment(holder.game.titleId)
+            view.findNavController().navigate(action)
+        }
+        return true
+    }
+
+    // Triggers a library refresh if the user clicks on stale data
+    private fun gameExists(holder: GameViewHolder): Boolean {
+        if (holder.game.isInstalled) {
+            return true
+        }
+
+        val gameExists = DocumentFile.fromSingleUri(
+            CitraApplication.appContext,
+            Uri.parse(holder.game.path)
+        )?.exists() == true
+        return if (!gameExists) {
+            Toast.makeText(
+                CitraApplication.appContext,
+                R.string.loader_error_file_not_found,
+                Toast.LENGTH_LONG
+            ).show()
+
+            ViewModelProvider(activity)[GamesViewModel::class.java].reloadGames(true)
+            false
+        } else {
+            true
+        }
+    }
+
+    inner class GameViewHolder(val binding: CardGameBinding) :
+        RecyclerView.ViewHolder(binding.root) {
+        lateinit var game: Game
+
+        init {
+            binding.cardGame.tag = this
+        }
+
+        fun bind(game: Game) {
+            this.game = game
+
+            binding.imageGameScreen.scaleType = ImageView.ScaleType.CENTER_CROP
+            GameIconUtils.loadGameIcon(activity, game, binding.imageGameScreen)
+
+            binding.textGameTitle.visibility = if (game.title.isEmpty()) {
+                View.GONE
+            } else {
+                View.VISIBLE
+            }
+            binding.textCompany.visibility = if (game.company.isEmpty()) {
+                View.GONE
+            } else {
+                View.VISIBLE
+            }
+
+            binding.textGameTitle.text = game.title
+            binding.textCompany.text = game.company
+            binding.textFilename.text = game.filename
+
+            val backgroundColorId =
+                if (
+                    isValidGame(game.filename.substring(game.filename.lastIndexOf(".") + 1).lowercase())
+                ) {
+                    R.attr.colorSurface
+                } else {
+                    R.attr.colorErrorContainer
+                }
+            binding.cardContents.setBackgroundColor(
+                MaterialColors.getColor(
+                    binding.cardContents,
+                    backgroundColorId
+                )
+            )
+
+            binding.textGameTitle.postDelayed(
+                {
+                    binding.textGameTitle.ellipsize = TextUtils.TruncateAt.MARQUEE
+                    binding.textGameTitle.isSelected = true
+
+                    binding.textCompany.ellipsize = TextUtils.TruncateAt.MARQUEE
+                    binding.textCompany.isSelected = true
+
+                    binding.textFilename.ellipsize = TextUtils.TruncateAt.MARQUEE
+                    binding.textFilename.isSelected = true
+                },
+                3000
+            )
+        }
+    }
+
+    private fun isValidGame(extension: String): Boolean {
+        return Game.badExtensions.stream()
+            .noneMatch { extension == it.lowercase() }
+    }
+
+    private class DiffCallback : DiffUtil.ItemCallback<Game>() {
+        override fun areItemsTheSame(oldItem: Game, newItem: Game): Boolean {
+            return oldItem.titleId == newItem.titleId
+        }
+
+        override fun areContentsTheSame(oldItem: Game, newItem: Game): Boolean {
+            return oldItem == newItem
+        }
+    }
+}

src/android/app/src/main/java/org/citra/citra_emu/adapters/HomeSettingAdapter.kt

@@ -0,0 +1,112 @@
+// Copyright 2023 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+package org.citra.citra_emu.adapters
+
+import android.text.TextUtils
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.appcompat.app.AppCompatActivity
+import androidx.core.content.ContextCompat
+import androidx.core.content.res.ResourcesCompat
+import androidx.lifecycle.Lifecycle
+import androidx.lifecycle.LifecycleOwner
+import androidx.lifecycle.ViewModelProvider
+import androidx.lifecycle.lifecycleScope
+import androidx.lifecycle.repeatOnLifecycle
+import androidx.recyclerview.widget.RecyclerView
+import kotlinx.coroutines.flow.collect
+import kotlinx.coroutines.launch
+import org.citra.citra_emu.R
+import org.citra.citra_emu.databinding.CardHomeOptionBinding
+import org.citra.citra_emu.fragments.MessageDialogFragment
+import org.citra.citra_emu.model.HomeSetting
+import org.citra.citra_emu.viewmodel.GamesViewModel
+
+class HomeSettingAdapter(
+    private val activity: AppCompatActivity,
+    private val viewLifecycle: LifecycleOwner,
+    var options: List<HomeSetting>
+) : RecyclerView.Adapter<HomeSettingAdapter.HomeOptionViewHolder>(), View.OnClickListener {
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): HomeOptionViewHolder {
+        val binding =
+            CardHomeOptionBinding.inflate(LayoutInflater.from(parent.context), parent, false)
+        binding.root.setOnClickListener(this)
+        return HomeOptionViewHolder(binding)
+    }
+
+    override fun getItemCount(): Int {
+        return options.size
+    }
+
+    override fun onBindViewHolder(holder: HomeOptionViewHolder, position: Int) {
+        holder.bind(options[position])
+    }
+
+    override fun onClick(view: View) {
+        val holder = view.tag as HomeOptionViewHolder
+        if (holder.option.isEnabled.invoke()) {
+            holder.option.onClick.invoke()
+        } else {
+            MessageDialogFragment.newInstance(
+                holder.option.disabledTitleId,
+                holder.option.disabledMessageId
+            ).show(activity.supportFragmentManager, MessageDialogFragment.TAG)
+        }
+    }
+
+    inner class HomeOptionViewHolder(val binding: CardHomeOptionBinding) :
+        RecyclerView.ViewHolder(binding.root) {
+        lateinit var option: HomeSetting
+
+        init {
+            itemView.tag = this
+        }
+
+        fun bind(option: HomeSetting) {
+            this.option = option
+
+            binding.optionTitle.text = activity.resources.getString(option.titleId)
+            binding.optionDescription.text = activity.resources.getString(option.descriptionId)
+            binding.optionIcon.setImageDrawable(
+                ResourcesCompat.getDrawable(
+                    activity.resources,
+                    option.iconId,
+                    activity.theme
+                )
+            )
+
+            viewLifecycle.lifecycleScope.launch {
+                viewLifecycle.repeatOnLifecycle(Lifecycle.State.CREATED) {
+                    option.details.collect { updateOptionDetails(it) }
+                }
+            }
+            binding.optionDetail.postDelayed(
+                {
+                    binding.optionDetail.ellipsize = TextUtils.TruncateAt.MARQUEE
+                    binding.optionDetail.isSelected = true
+                },
+                3000
+            )
+
+            if (option.isEnabled.invoke()) {
+                binding.optionTitle.alpha = 1f
+                binding.optionDescription.alpha = 1f
+                binding.optionIcon.alpha = 1f
+            } else {
+                binding.optionTitle.alpha = 0.5f
+                binding.optionDescription.alpha = 0.5f
+                binding.optionIcon.alpha = 0.5f
+            }
+        }
+
+        private fun updateOptionDetails(detailString: String) {
+            if (detailString != "") {
+                binding.optionDetail.text = detailString
+                binding.optionDetail.visibility = View.VISIBLE
+            }
+        }
+    }
+}

src/android/app/src/main/java/org/citra/citra_emu/adapters/LicenseAdapter.kt

@@ -0,0 +1,55 @@
+// Copyright 2023 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+package org.citra.citra_emu.adapters
+
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.appcompat.app.AppCompatActivity
+import androidx.recyclerview.widget.RecyclerView
+import androidx.recyclerview.widget.RecyclerView.ViewHolder
+import org.citra.citra_emu.CitraApplication
+import org.citra.citra_emu.databinding.ListItemSettingBinding
+import org.citra.citra_emu.fragments.LicenseBottomSheetDialogFragment
+import org.citra.citra_emu.model.License
+
+class LicenseAdapter(private val activity: AppCompatActivity, var licenses: List<License>) :
+    RecyclerView.Adapter<LicenseAdapter.LicenseViewHolder>(),
+    View.OnClickListener {
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): LicenseViewHolder {
+        val binding =
+            ListItemSettingBinding.inflate(LayoutInflater.from(parent.context), parent, false)
+        binding.root.setOnClickListener(this)
+        return LicenseViewHolder(binding)
+    }
+
+    override fun getItemCount(): Int = licenses.size
+
+    override fun onBindViewHolder(holder: LicenseViewHolder, position: Int) {
+        holder.bind(licenses[position])
+    }
+
+    override fun onClick(view: View) {
+        val license = (view.tag as LicenseViewHolder).license
+        LicenseBottomSheetDialogFragment.newInstance(license)
+            .show(activity.supportFragmentManager, LicenseBottomSheetDialogFragment.TAG)
+    }
+
+    inner class LicenseViewHolder(val binding: ListItemSettingBinding) : ViewHolder(binding.root) {
+        lateinit var license: License
+
+        init {
+            itemView.tag = this
+        }
+
+        fun bind(license: License) {
+            this.license = license
+
+            val context = CitraApplication.appContext
+            binding.textSettingName.text = context.getString(license.titleId)
+            binding.textSettingDescription.text = context.getString(license.descriptionId)
+        }
+    }
+}

src/android/app/src/main/java/org/citra/citra_emu/adapters/SetupAdapter.kt

@@ -0,0 +1,87 @@
+// Copyright 2023 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+package org.citra.citra_emu.adapters
+
+import android.text.Html
+import android.text.method.LinkMovementMethod
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.appcompat.app.AppCompatActivity
+import androidx.core.content.res.ResourcesCompat
+import androidx.recyclerview.widget.RecyclerView
+import com.google.android.material.button.MaterialButton
+import org.citra.citra_emu.databinding.PageSetupBinding
+import org.citra.citra_emu.model.SetupCallback
+import org.citra.citra_emu.model.SetupPage
+import org.citra.citra_emu.model.StepState
+import org.citra.citra_emu.utils.ViewUtils
+
+class SetupAdapter(val activity: AppCompatActivity, val pages: List<SetupPage>) :
+    RecyclerView.Adapter<SetupAdapter.SetupPageViewHolder>() {
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): SetupPageViewHolder {
+        val binding = PageSetupBinding.inflate(LayoutInflater.from(parent.context), parent, false)
+        return SetupPageViewHolder(binding)
+    }
+
+    override fun getItemCount(): Int = pages.size
+
+    override fun onBindViewHolder(holder: SetupPageViewHolder, position: Int) =
+        holder.bind(pages[position])
+
+    inner class SetupPageViewHolder(val binding: PageSetupBinding) :
+        RecyclerView.ViewHolder(binding.root), SetupCallback {
+        lateinit var page: SetupPage
+
+        init {
+            itemView.tag = this
+        }
+
+        fun bind(page: SetupPage) {
+            this.page = page
+
+            if (page.stepCompleted.invoke() == StepState.STEP_COMPLETE) {
+                onStepCompleted()
+            }
+
+            binding.icon.setImageDrawable(
+                ResourcesCompat.getDrawable(
+                    activity.resources,
+                    page.iconId,
+                    activity.theme
+                )
+            )
+            binding.textTitle.text = activity.resources.getString(page.titleId)
+            binding.textDescription.text =
+                Html.fromHtml(activity.resources.getString(page.descriptionId), 0)
+            binding.textDescription.movementMethod = LinkMovementMethod.getInstance()
+
+            binding.buttonAction.apply {
+                text = activity.resources.getString(page.buttonTextId)
+                if (page.buttonIconId != 0) {
+                    icon = ResourcesCompat.getDrawable(
+                        activity.resources,
+                        page.buttonIconId,
+                        activity.theme
+                    )
+                }
+                iconGravity =
+                    if (page.leftAlignedIcon) {
+                        MaterialButton.ICON_GRAVITY_START
+                    } else {
+                        MaterialButton.ICON_GRAVITY_END
+                    }
+                setOnClickListener {
+                    page.buttonAction.invoke(this@SetupPageViewHolder)
+                }
+            }
+        }
+
+        override fun onStepCompleted() {
+            ViewUtils.hideView(binding.buttonAction, 200)
+            ViewUtils.showView(binding.textConfirmation, 200)
+        }
+    }
+}

src/android/app/src/main/java/org/citra/citra_emu/applets/MiiSelector.java

@@ -1,138 +0,0 @@
-// Copyright 2020 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-package org.citra.citra_emu.applets;
-
-import android.app.Activity;
-import android.app.Dialog;
-import android.content.DialogInterface;
-import android.os.Bundle;
-import androidx.annotation.NonNull;
-import androidx.appcompat.app.AlertDialog;
-import androidx.fragment.app.DialogFragment;
-import com.google.android.material.dialog.MaterialAlertDialogBuilder;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Collections;
-import java.util.Objects;
-import org.citra.citra_emu.NativeLibrary;
-import org.citra.citra_emu.R;
-import org.citra.citra_emu.activities.EmulationActivity;
-
-public final class MiiSelector {
-    public static class MiiSelectorConfig implements java.io.Serializable {
-        public boolean enable_cancel_button;
-        public String title;
-        public long initially_selected_mii_index;
-        // List of Miis to display
-        public String[] mii_names;
-    }
-
-    public static class MiiSelectorData {
-        public long return_code;
-        public int index;
-
-        private MiiSelectorData(long return_code, int index) {
-            this.return_code = return_code;
-            this.index = index;
-        }
-    }
-
-    public static class MiiSelectorDialogFragment extends DialogFragment {
-        static MiiSelectorDialogFragment newInstance(MiiSelectorConfig config) {
-            MiiSelectorDialogFragment frag = new MiiSelectorDialogFragment();
-            Bundle args = new Bundle();
-            args.putSerializable("config", config);
-            frag.setArguments(args);
-            return frag;
-        }
-
-        @NonNull
-        @Override
-        public Dialog onCreateDialog(Bundle savedInstanceState) {
-            final Activity emulationActivity = Objects.requireNonNull(getActivity());
-
-            MiiSelectorConfig config =
-                Objects.requireNonNull((MiiSelectorConfig)Objects.requireNonNull(getArguments())
-                                           .getSerializable("config"));
-
-            // Note: we intentionally leave out the Standard Mii in the native code so that
-            // the string can get translated
-            ArrayList<String> list = new ArrayList<>();
-            list.add(emulationActivity.getString(R.string.standard_mii));
-            list.addAll(Arrays.asList(config.mii_names));
-
-            final int initialIndex = config.initially_selected_mii_index < list.size()
-                                         ? (int)config.initially_selected_mii_index
-                                         : 0;
-            data.index = initialIndex;
-            MaterialAlertDialogBuilder builder =
-                new MaterialAlertDialogBuilder(emulationActivity)
-                    .setTitle(config.title.isEmpty()
-                                  ? emulationActivity.getString(R.string.mii_selector)
-                                  : config.title)
-                    .setSingleChoiceItems(list.toArray(new String[] {}), initialIndex,
-                                          (dialog, which) -> { data.index = which; })
-                    .setPositiveButton(android.R.string.ok, (dialog, which) -> {
-                        data.return_code = 0;
-                        synchronized (finishLock) {
-                            finishLock.notifyAll();
-                        }
-                    });
-            if (config.enable_cancel_button) {
-                builder.setNegativeButton(android.R.string.cancel, (dialog, which) -> {
-                    data.return_code = 1;
-                    synchronized (finishLock) {
-                        finishLock.notifyAll();
-                    }
-                });
-            }
-            setCancelable(false);
-            return builder.create();
-        }
-    }
-
-    private static MiiSelectorData data;
-    private static final Object finishLock = new Object();
-
-    private static void ExecuteImpl(MiiSelectorConfig config) {
-        final EmulationActivity emulationActivity = NativeLibrary.sEmulationActivity.get();
-
-        data = new MiiSelectorData(0, 0);
-
-        MiiSelectorDialogFragment fragment = MiiSelectorDialogFragment.newInstance(config);
-        fragment.show(emulationActivity.getSupportFragmentManager(), "mii_selector");
-    }
-
-    // FIXME VR does not currently implement Mii selection. Pick a default Mii
-    // or one the user has selected previously.
-    private static void vrExecuteImpl(MiiSelectorConfig config) {
-        data = new MiiSelectorData(0, 0);
-        ArrayList<String> list = new ArrayList<>();
-        list.add(NativeLibrary.sEmulationActivity.get().getString(R.string.standard_mii));
-        list.addAll(Arrays.asList(config.mii_names));
-
-        final int initialIndex = config.initially_selected_mii_index < list.size()
-                                     ? (int)config.initially_selected_mii_index
-                                     : 0;
-        data.index = initialIndex;
-        data.return_code = 0;
-    }
-
-    public static MiiSelectorData Execute(MiiSelectorConfig config) {
-        if (NativeLibrary.sEmulationActivity.get() instanceof org.citra.citra_emu.vr.VrActivity) {
-            vrExecuteImpl(config);
-        } else {
-            NativeLibrary.sEmulationActivity.get().runOnUiThread(() -> ExecuteImpl(config));
-
-            synchronized (finishLock) {
-                try {
-                    finishLock.wait();
-                } catch (Exception ignored) {
-                }
-            }
-        }
-        return data;
-    }
-}

src/android/app/src/main/java/org/citra/citra_emu/applets/MiiSelector.kt

@@ -0,0 +1,65 @@
+// Copyright 2023 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+package org.citra.citra_emu.applets
+
+import android.R
+import androidx.annotation.Keep
+import org.citra.citra_emu.NativeLibrary
+import org.citra.citra_emu.fragments.MiiSelectorDialogFragment
+import org.citra.citra_emu.utils.Log
+import org.citra.citra_emu.vr.VrActivity
+import java.io.Serializable
+import java.util.Arrays
+
+
+@Keep
+object MiiSelector {
+    lateinit var data: MiiSelectorData
+    val finishLock = Object()
+
+    private fun ExecuteImpl(config: MiiSelectorConfig) {
+        val emulationActivity = NativeLibrary.sEmulationActivity.get()
+        data = MiiSelectorData(0, 0)
+        val fragment = MiiSelectorDialogFragment.newInstance(config)
+        fragment.show(emulationActivity!!.supportFragmentManager, "mii_selector")
+    }
+    private fun vrExecuteImpl(config: MiiSelectorConfig) {
+        data = MiiSelectorData(0, 0)
+        val list = ArrayList<String>()
+        list.add(NativeLibrary.sEmulationActivity.get()!!.getString(org.citra.citra_emu.R.string.standard_mii))
+        list.addAll(listOf<String>(*config.miiNames))
+        val initialIndex =
+            if (config.initiallySelectedMiiIndex < list.size) config.initiallySelectedMiiIndex as Int else 0
+        data.index = initialIndex
+        data.returnCode = 0
+    }
+    @JvmStatic
+    fun Execute(config: MiiSelectorConfig): MiiSelectorData? {
+        if (NativeLibrary.sEmulationActivity.get() is VrActivity) {
+            vrExecuteImpl(config)
+        } else {
+            NativeLibrary.sEmulationActivity.get()!!.runOnUiThread { ExecuteImpl(config) }
+            synchronized(finishLock) {
+                try {
+                    finishLock.wait()
+                } catch (ignored: Exception) {
+                }
+            }
+        }
+        return data
+    }
+
+    @Keep
+    class MiiSelectorConfig : Serializable {
+        var enableCancelButton = false
+        var title: String? = null
+        var initiallySelectedMiiIndex: Long = 0
+
+        // List of Miis to display
+        lateinit var miiNames: Array<String>
+    }
+
+    class MiiSelectorData (var returnCode: Long, var index: Int)
+}

src/android/app/src/main/java/org/citra/citra_emu/applets/SoftwareKeyboard.java

@@ -1,307 +0,0 @@
-// Copyright 2020 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-package org.citra.citra_emu.applets;
-
-import android.app.Activity;
-import android.app.Dialog;
-import android.content.DialogInterface;
-import android.content.Intent;
-import android.os.Bundle;
-import android.text.InputFilter;
-import android.text.Spanned;
-import android.view.ViewGroup;
-import android.widget.EditText;
-import android.widget.FrameLayout;
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.appcompat.app.AlertDialog;
-import androidx.fragment.app.DialogFragment;
-import com.google.android.material.dialog.MaterialAlertDialogBuilder;
-import java.util.Objects;
-import org.citra.citra_emu.CitraApplication;
-import org.citra.citra_emu.NativeLibrary;
-import org.citra.citra_emu.R;
-import org.citra.citra_emu.activities.EmulationActivity;
-import org.citra.citra_emu.utils.Log;
-import org.citra.citra_emu.vr.VrActivity;
-import org.citra.citra_emu.vr.VrKeyboardActivity;
-
-
-// Warning (amwatson): I had to tear through this pretty quickly because I didn't realize
-// there was a system keyboard. This is a pretty hack solution that will not
-// merge well.
-public final class SoftwareKeyboard {
-    /// Corresponds to Frontend::ButtonConfig
-    public interface ButtonConfig {
-        int Single = 0; /// Ok button
-        int Dual = 1;   /// Cancel | Ok buttons
-        int Triple = 2; /// Cancel | I Forgot | Ok buttons
-        int None = 3;   /// No button (returned by swkbdInputText in special cases)
-    }
-
-    /// Corresponds to Frontend::ValidationError
-    public enum ValidationError {
-        None,
-        // Button Selection
-        ButtonOutOfRange,
-        // Configured Filters
-        MaxDigitsExceeded,
-        AtSignNotAllowed,
-        PercentNotAllowed,
-        BackslashNotAllowed,
-        ProfanityNotAllowed,
-        CallbackFailed,
-        // Allowed Input Type
-        FixedLengthRequired,
-        MaxLengthExceeded,
-        BlankInputNotAllowed,
-        EmptyInputNotAllowed,
-    }
-
-    public static class KeyboardConfig implements java.io.Serializable {
-        public int button_config;
-        public int max_text_length;
-        public boolean multiline_mode; /// True if the keyboard accepts multiple lines of input
-        public String hint_text;       /// Displayed in the field as a hint before
-        @Nullable public String[] button_text; /// Contains the button text that the caller provides
-    }
-
-    /// Corresponds to Frontend::KeyboardData
-    public static class KeyboardData {
-        public int button;
-        public String text;
-
-        private KeyboardData(int button, String text) {
-            this.button = button;
-            this.text = text;
-        }
-    }
-
-    public static class Filter implements InputFilter {
-        @Override
-        public CharSequence filter(CharSequence source, int start, int end, Spanned dest,
-                                   int dstart, int dend) {
-            String text = new StringBuilder(dest)
-                              .replace(dstart, dend, source.subSequence(start, end).toString())
-                              .toString();
-            if (ValidateFilters(text) == ValidationError.None) {
-                return null; // Accept replacement
-            }
-            return dest.subSequence(dstart, dend); // Request the subsequence to be unchanged
-        }
-    }
-
-    public static class KeyboardDialogFragment extends DialogFragment {
-        static KeyboardDialogFragment newInstance(KeyboardConfig config) {
-            KeyboardDialogFragment frag = new KeyboardDialogFragment();
-            Bundle args = new Bundle();
-            args.putSerializable("config", config);
-            frag.setArguments(args);
-            return frag;
-        }
-
-        @NonNull
-        @Override
-        public Dialog onCreateDialog(Bundle savedInstanceState) {
-            final Activity emulationActivity = getActivity();
-            assert emulationActivity != null;
-
-            FrameLayout.LayoutParams params = new FrameLayout.LayoutParams(
-                ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);
-            params.leftMargin = params.rightMargin =
-                CitraApplication.getAppContext().getResources().getDimensionPixelSize(
-                    R.dimen.dialog_margin);
-
-            KeyboardConfig config = Objects.requireNonNull(
-                (KeyboardConfig)Objects.requireNonNull(getArguments()).getSerializable("config"));
-
-            // Set up the input
-            EditText editText = new EditText(CitraApplication.getAppContext());
-            editText.setHint(config.hint_text);
-            editText.setSingleLine(!config.multiline_mode);
-            editText.setLayoutParams(params);
-            editText.setFilters(new InputFilter[] {
-                new Filter(), new InputFilter.LengthFilter(config.max_text_length)});
-
-            FrameLayout container = new FrameLayout(emulationActivity);
-            container.addView(editText);
-
-            MaterialAlertDialogBuilder builder = new MaterialAlertDialogBuilder(emulationActivity)
-                                                     .setTitle(R.string.software_keyboard)
-                                                     .setView(container);
-            setCancelable(false);
-
-            switch (config.button_config) {
-            case ButtonConfig.Triple: {
-                final String text = config.button_text[1].isEmpty()
-                                        ? emulationActivity.getString(R.string.i_forgot)
-                                        : config.button_text[1];
-                builder.setNeutralButton(text, null);
-            }
-            // fallthrough
-            case ButtonConfig.Dual: {
-                final String text = config.button_text[0].isEmpty()
-                                        ? emulationActivity.getString(android.R.string.cancel)
-                                        : config.button_text[0];
-                builder.setNegativeButton(text, null);
-            }
-            // fallthrough
-            case ButtonConfig.Single: {
-                final String text = config.button_text[2].isEmpty()
-                                        ? emulationActivity.getString(android.R.string.ok)
-                                        : config.button_text[2];
-                builder.setPositiveButton(text, null);
-                break;
-            }
-            }
-
-            final AlertDialog dialog = builder.create();
-            dialog.create();
-            if (dialog.getButton(DialogInterface.BUTTON_POSITIVE) != null) {
-                dialog.getButton(DialogInterface.BUTTON_POSITIVE).setOnClickListener((view) -> {
-                    data.button = config.button_config;
-                    data.text = editText.getText().toString();
-                    final ValidationError error = ValidateInput(data.text);
-                    if (error != ValidationError.None) {
-                        HandleValidationError(config, error);
-                        return;
-                    }
-
-                    dialog.dismiss();
-
-                    synchronized (finishLock) {
-                        finishLock.notifyAll();
-                    }
-                });
-            }
-            if (dialog.getButton(DialogInterface.BUTTON_NEUTRAL) != null) {
-                dialog.getButton(DialogInterface.BUTTON_NEUTRAL).setOnClickListener((view) -> {
-                    data.button = 1;
-                    dialog.dismiss();
-                    synchronized (finishLock) {
-                        finishLock.notifyAll();
-                    }
-                });
-            }
-            if (dialog.getButton(DialogInterface.BUTTON_NEGATIVE) != null) {
-                dialog.getButton(DialogInterface.BUTTON_NEGATIVE).setOnClickListener((view) -> {
-                    data.button = 0;
-                    dialog.dismiss();
-                    synchronized (finishLock) {
-                        finishLock.notifyAll();
-                    }
-                });
-            }
-
-            return dialog;
-        }
-    }
-
-    private static KeyboardData data;
-    private static final Object finishLock = new Object();
-
-    private static void ExecuteImpl(KeyboardConfig config) {
-        final EmulationActivity emulationActivity = NativeLibrary.sEmulationActivity.get();
-
-        data = new KeyboardData(0, "");
-
-        KeyboardDialogFragment fragment = KeyboardDialogFragment.newInstance(config);
-        fragment.show(emulationActivity.getSupportFragmentManager(), "keyboard");
-    }
-
-    public static void HandleValidationError(KeyboardConfig config, ValidationError error) {
-        final EmulationActivity emulationActivity = NativeLibrary.sEmulationActivity.get();
-        String message = "";
-        switch (error) {
-        case FixedLengthRequired:
-            message =
-                emulationActivity.getString(R.string.fixed_length_required, config.max_text_length);
-            break;
-        case MaxLengthExceeded:
-            message =
-                emulationActivity.getString(R.string.max_length_exceeded, config.max_text_length);
-            break;
-        case BlankInputNotAllowed:
-            message = emulationActivity.getString(R.string.blank_input_not_allowed);
-            break;
-        case EmptyInputNotAllowed:
-            message = emulationActivity.getString(R.string.empty_input_not_allowed);
-            break;
-        }
-
-        // TODO show error dialog
-        Log.warning("Keyboard error: " + message);
-      /*  new MaterialAlertDialogBuilder(emulationActivity)
-            .setTitle(R.string.software_keyboard)
-            .setMessage(message)
-            .setPositiveButton(android.R.string.ok, null)
-            .show();*/
-    }
-
-    public static void onFinishVrKeyboardPositive(final String text, final KeyboardConfig config) {
-        data = new KeyboardData(0, "");
-        data.button = config.button_config;
-        data.text = text;
-        final ValidationError error = ValidateInput(data.text);
-        if (error != ValidationError.None) {
-          HandleValidationError(config, error);
-          final EmulationActivity emulationActivity = NativeLibrary.sEmulationActivity.get();
-          onFinishVrKeyboardNegative();
-          return;
-        }
-        synchronized (finishLock) {
-            finishLock.notifyAll();
-        }
-    }
-
-    public static void onFinishVrKeyboardNeutral() {
-        data = new KeyboardData(0, "");
-        data.button = 1;
-        synchronized (finishLock) {
-            finishLock.notifyAll();
-        }
-    }
-
-    public static void onFinishVrKeyboardNegative() {
-        data = new KeyboardData(0, "");
-        data.button = 0;
-        synchronized (finishLock) {
-            finishLock.notifyAll();
-        }
-    }
-
-    public static KeyboardData Execute(KeyboardConfig config) {
-        if (config.button_config == ButtonConfig.None) {
-            Log.error("Unexpected button config None");
-            return new KeyboardData(0, "");
-        }
-
-        final EmulationActivity emulationActivity = NativeLibrary.sEmulationActivity.get();
-        if (emulationActivity instanceof VrActivity) {
-            ((VrActivity)emulationActivity).mVrKeyboardLauncher.launch(config);
-        } else {
-            NativeLibrary.sEmulationActivity.get().runOnUiThread(() -> ExecuteImpl(config));
-        }
-
-        synchronized (finishLock) {
-            try {
-                finishLock.wait();
-            } catch (Exception ignored) {
-            }
-        }
-
-        return data;
-    }
-
-    public static void ShowError(String error) {
-        NativeLibrary.displayAlertMsg(
-            CitraApplication.getAppContext().getResources().getString(R.string.software_keyboard),
-            error, false);
-    }
-
-    public static native ValidationError ValidateFilters(String text);
-
-    public static native ValidationError ValidateInput(String text);
-}

src/android/app/src/main/java/org/citra/citra_emu/applets/SoftwareKeyboard.kt

@@ -0,0 +1,189 @@
+// Copyright 2023 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+package org.citra.citra_emu.applets
+
+import android.text.InputFilter
+import android.text.Spanned
+import androidx.annotation.Keep
+import org.citra.citra_emu.CitraApplication.Companion.appContext
+import org.citra.citra_emu.NativeLibrary
+import org.citra.citra_emu.R
+import org.citra.citra_emu.fragments.KeyboardDialogFragment
+import org.citra.citra_emu.utils.Log
+import org.citra.citra_emu.vr.VrActivity
+import java.io.Serializable
+
+
+@Keep
+object SoftwareKeyboard {
+    lateinit var data: KeyboardData
+    val finishLock = Object()
+
+    private fun ExecuteImpl(config: KeyboardConfig) {
+        val emulationActivity = NativeLibrary.sEmulationActivity.get()
+        data = KeyboardData(0, "")
+        KeyboardDialogFragment.newInstance(config)
+            .show(emulationActivity!!.supportFragmentManager, KeyboardDialogFragment.TAG)
+    }
+
+    fun HandleValidationError(config: KeyboardConfig, error: ValidationError) {
+        val emulationActivity = NativeLibrary.sEmulationActivity.get()!!
+        val message: String = when (error) {
+            ValidationError.FixedLengthRequired -> emulationActivity.getString(
+                R.string.fixed_length_required,
+                config.maxTextLength
+            )
+
+            ValidationError.MaxLengthExceeded ->
+                emulationActivity.getString(R.string.max_length_exceeded, config.maxTextLength)
+
+            ValidationError.BlankInputNotAllowed ->
+                emulationActivity.getString(R.string.blank_input_not_allowed)
+
+            ValidationError.EmptyInputNotAllowed ->
+                emulationActivity.getString(R.string.empty_input_not_allowed)
+
+            else -> emulationActivity.getString(R.string.invalid_input)
+        }
+
+      /*  MessageDialogFragment.newInstance(R.string.software_keyboard, message).show(
+            NativeLibrary.sEmulationActivity.get()!!.supportFragmentManager,
+            MessageDialogFragment.TAG
+        )*/
+    }
+
+    @JvmStatic
+    fun Execute(config: KeyboardConfig): KeyboardData {
+        if (config.buttonConfig == ButtonConfig.None) {
+            Log.error("Unexpected button config None")
+            return KeyboardData(0, "")
+        }
+
+        val emulationActivity = NativeLibrary.sEmulationActivity.get()
+        if (emulationActivity is VrActivity) {
+            Log.debug("Starting keyboard: VR")
+            data = KeyboardData(0, "")
+            emulationActivity.mVrKeyboardLauncher.launch(config)
+        } else {
+            Log.debug("Starting keyboard: non-VR")
+            NativeLibrary.sEmulationActivity.get()!!.runOnUiThread {
+                ExecuteImpl(
+                    config
+                )
+            }
+        }
+        synchronized(finishLock) {
+            try {
+                finishLock.wait()
+            } catch (ignored: Exception) {
+            }
+        }
+        return data
+    }
+
+    @JvmStatic
+    fun ShowError(error: String) {
+        NativeLibrary.displayAlertMsg(
+            appContext.resources.getString(R.string.software_keyboard),
+            error,
+            false
+        )
+    }
+
+    private external fun ValidateFilters(text: String): ValidationError
+    external fun ValidateInput(text: String): ValidationError
+
+    /// Corresponds to Frontend::ButtonConfig
+    interface ButtonConfig {
+        companion object {
+            const val Single = 0 /// Ok button
+            const val Dual = 1 /// Cancel | Ok buttons
+            const val Triple = 2 /// Cancel | I Forgot | Ok buttons
+            const val None = 3 /// No button (returned by swkbdInputText in special cases)
+        }
+    }
+
+    /// Corresponds to Frontend::ValidationError
+    enum class ValidationError {
+        None,
+
+        // Button Selection
+        ButtonOutOfRange,
+
+        // Configured Filters
+        MaxDigitsExceeded,
+        AtSignNotAllowed,
+        PercentNotAllowed,
+        BackslashNotAllowed,
+        ProfanityNotAllowed,
+        CallbackFailed,
+
+        // Allowed Input Type
+        FixedLengthRequired,
+        MaxLengthExceeded,
+        BlankInputNotAllowed,
+        EmptyInputNotAllowed
+    }
+
+    @Keep
+    open class KeyboardConfig : Serializable {
+        var buttonConfig = 0
+        var maxTextLength = 0
+
+        // True if the keyboard accepts multiple lines of input
+        var multilineMode = false
+
+        // Displayed in the field as a hint before
+        var hintText: String? = null
+
+        // Contains the button text that the caller provides
+        lateinit var buttonText: Array<String>
+    }
+
+    /// Corresponds to Frontend::KeyboardData
+    class KeyboardData(var button: Int, var text: String)
+    class Filter : InputFilter {
+        override fun filter(
+            source: CharSequence,
+            start: Int,
+            end: Int,
+            dest: Spanned,
+            dstart: Int,
+            dend: Int
+        ): CharSequence? {
+            val text = StringBuilder(dest)
+                .replace(dstart, dend, source.subSequence(start, end).toString())
+                .toString()
+            return if (ValidateFilters(text) == ValidationError.None) {
+                null // Accept replacement
+            } else {
+                dest.subSequence(dstart, dend) // Request the subsequence to be unchanged
+            }
+        }
+    }
+    fun onFinishVrKeyboardPositive(text: String?, config: KeyboardConfig) {
+        Log.debug("[SoftwareKeyboard] button positive: \"$text\"")
+        data = KeyboardData(config.buttonConfig, text!!)
+        val error = ValidateInput(data.text)
+        if (error != ValidationError.None) {
+            HandleValidationError(config, error)
+            onFinishVrKeyboardNegative()
+            return
+        }
+        synchronized(finishLock) { finishLock.notifyAll() }
+    }
+
+    fun onFinishVrKeyboardNeutral() {
+        Log.debug("[SoftwareKeyboard] button neutral")
+        data = KeyboardData(1, "")
+        synchronized(finishLock) { finishLock.notifyAll() }
+    }
+
+    fun onFinishVrKeyboardNegative() {
+        Log.debug("[SoftwareKeyboard] button negative")
+        data = KeyboardData(0, "")
+        synchronized(finishLock) { finishLock.notifyAll() }
+    }
+}

src/android/app/src/main/java/org/citra/citra_emu/camera/StillImageCameraHelper.java

@@ -1,65 +0,0 @@
-// Copyright 2020 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-package org.citra.citra_emu.camera;
-
-import android.content.Intent;
-import android.graphics.Bitmap;
-import android.provider.MediaStore;
-
-import org.citra.citra_emu.NativeLibrary;
-import org.citra.citra_emu.R;
-import org.citra.citra_emu.activities.EmulationActivity;
-import org.citra.citra_emu.utils.PicassoUtils;
-
-import androidx.annotation.Nullable;
-
-// Used in native code.
-public final class StillImageCameraHelper {
-    public static final int REQUEST_CAMERA_FILE_PICKER = 1;
-    private static final Object filePickerLock = new Object();
-    private static @Nullable
-    String filePickerPath;
-
-    // Opens file picker for camera.
-    public static @Nullable
-    String OpenFilePicker() {
-        final EmulationActivity emulationActivity = NativeLibrary.sEmulationActivity.get();
-
-        // At this point, we are assuming that we already have permissions as they are
-        // needed to launch a game
-        emulationActivity.runOnUiThread(() -> {
-            Intent intent = new Intent(Intent.ACTION_PICK);
-            intent.setDataAndType(MediaStore.Images.Media.INTERNAL_CONTENT_URI, "image/*");
-            emulationActivity.startActivityForResult(
-                    Intent.createChooser(intent,
-                            emulationActivity.getString(R.string.camera_select_image)),
-                    REQUEST_CAMERA_FILE_PICKER);
-        });
-
-        synchronized (filePickerLock) {
-            try {
-                filePickerLock.wait();
-            } catch (InterruptedException ignored) {
-            }
-        }
-
-        return filePickerPath;
-    }
-
-    // Called from EmulationActivity.
-    public static void OnFilePickerResult(Intent result) {
-        filePickerPath = result == null ? null : result.getDataString();
-
-        synchronized (filePickerLock) {
-            filePickerLock.notifyAll();
-        }
-    }
-
-    // Blocking call. Load image from file and crop/resize it to fit in width x height.
-    @Nullable
-    public static Bitmap LoadImageFromFile(String uri, int width, int height) {
-        return PicassoUtils.LoadBitmapFromFile(uri, width, height);
-    }
-}

src/android/app/src/main/java/org/citra/citra_emu/camera/StillImageCameraHelper.kt

@@ -0,0 +1,67 @@
+// Copyright 2023 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+package org.citra.citra_emu.camera
+
+import android.graphics.Bitmap
+import androidx.activity.result.PickVisualMediaRequest
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.annotation.Keep
+import androidx.core.graphics.drawable.toBitmap
+import coil.executeBlocking
+import coil.imageLoader
+import coil.request.ImageRequest
+import org.citra.citra_emu.CitraApplication
+import org.citra.citra_emu.NativeLibrary
+
+// Used in native code.
+object StillImageCameraHelper {
+    private val filePickerLock = Object()
+    private var filePickerPath: String? = null
+
+    // Opens file picker for camera.
+    @Keep
+    @JvmStatic
+    fun OpenFilePicker(): String? {
+        val emulationActivity = NativeLibrary.sEmulationActivity.get()
+
+        // At this point, we are assuming that we already have permissions as they are
+        // needed to launch a game
+        emulationActivity!!.runOnUiThread {
+            val request = PickVisualMediaRequest.Builder()
+                .setMediaType(ActivityResultContracts.PickVisualMedia.ImageOnly).build()
+            emulationActivity.openImageLauncher.launch(request)
+        }
+        synchronized(filePickerLock) {
+            try {
+                filePickerLock.wait()
+            } catch (ignored: InterruptedException) {
+            }
+        }
+        return filePickerPath
+    }
+
+    // Called from EmulationActivity.
+    @JvmStatic
+    fun OnFilePickerResult(result: String) {
+        filePickerPath = result
+        synchronized(filePickerLock) { filePickerLock.notifyAll() }
+    }
+
+    // Blocking call. Load image from file and crop/resize it to fit in width x height.
+    @Keep
+    @JvmStatic
+    fun LoadImageFromFile(uri: String?, width: Int, height: Int): Bitmap? {
+        val context = CitraApplication.appContext
+        val request = ImageRequest.Builder(context)
+            .data(uri)
+            .size(width, height)
+            .build()
+        return context.imageLoader.executeBlocking(request).drawable?.toBitmap(
+            width,
+            height,
+            Bitmap.Config.ARGB_8888
+        )
+    }
+}

src/android/app/src/main/java/org/citra/citra_emu/contracts/OpenFileResultContract.java

@@ -1,24 +0,0 @@
-package org.citra.citra_emu.contracts;
-
-import android.content.Context;
-import android.content.Intent;
-import android.util.Pair;
-
-import androidx.activity.result.contract.ActivityResultContract;
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-
-public class OpenFileResultContract extends ActivityResultContract<Boolean, Intent> {
-    @NonNull
-    @Override
-    public Intent createIntent(@NonNull Context context, Boolean allowMultiple) {
-        return new Intent(Intent.ACTION_OPEN_DOCUMENT)
-            .setType("application/octet-stream")
-            .putExtra(Intent.EXTRA_ALLOW_MULTIPLE, allowMultiple);
-    }
-
-    @Override
-    public Intent parseResult(int i, @Nullable Intent intent) {
-        return intent;
-    }
-}

src/android/app/src/main/java/org/citra/citra_emu/contracts/OpenFileResultContract.kt

@@ -0,0 +1,19 @@
+// Copyright 2023 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+package org.citra.citra_emu.contracts
+
+import android.content.Context
+import android.content.Intent
+import androidx.activity.result.contract.ActivityResultContract
+
+class OpenFileResultContract : ActivityResultContract<Boolean?, Intent?>() {
+    override fun createIntent(context: Context, input: Boolean?): Intent {
+        return Intent(Intent.ACTION_OPEN_DOCUMENT)
+            .setType("application/octet-stream")
+            .putExtra(Intent.EXTRA_ALLOW_MULTIPLE, input)
+    }
+
+    override fun parseResult(resultCode: Int, intent: Intent?): Intent? = intent
+}

src/android/app/src/main/java/org/citra/citra_emu/dialogs/CitraDirectoryDialog.java

@@ -1,91 +0,0 @@
-package org.citra.citra_emu.dialogs;
-
-import android.app.Dialog;
-import android.content.SharedPreferences;
-import android.net.Uri;
-import android.os.Bundle;
-import android.preference.PreferenceManager;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.widget.CheckBox;
-import android.widget.TextView;
-import androidx.annotation.NonNull;
-import androidx.appcompat.app.AlertDialog;
-import androidx.fragment.app.DialogFragment;
-import androidx.fragment.app.FragmentActivity;
-import com.google.android.material.dialog.MaterialAlertDialogBuilder;
-import java.util.Objects;
-import org.citra.citra_emu.R;
-import org.citra.citra_emu.utils.FileUtil;
-import org.citra.citra_emu.utils.PermissionsHandler;
-
-public class CitraDirectoryDialog extends DialogFragment {
-    public static final String TAG = "citra_directory_dialog_fragment";
-
-    private static final String MOVE_DATE_ENABLE = "IS_MODE_DATA_ENABLE";
-
-    TextView pathView;
-
-    TextView spaceView;
-
-    CheckBox checkBox;
-
-    AlertDialog dialog;
-
-    Listener listener;
-
-    public interface Listener {
-        void onPressPositiveButton(boolean moveData, Uri path);
-    }
-
-    public static CitraDirectoryDialog newInstance(String path, Listener listener) {
-        CitraDirectoryDialog frag = new CitraDirectoryDialog();
-        frag.listener = listener;
-        Bundle args = new Bundle();
-        args.putString("path", path);
-        frag.setArguments(args);
-        return frag;
-    }
-
-    @NonNull
-    @Override
-    public Dialog onCreateDialog(Bundle savedInstanceState) {
-        final FragmentActivity activity = requireActivity();
-        final Uri path = Uri.parse(Objects.requireNonNull(requireArguments().getString("path")));
-        SharedPreferences mPreferences = PreferenceManager.getDefaultSharedPreferences(activity);
-        String freeSpaceText =
-            getResources().getString(R.string.free_space, FileUtil.getFreeSpace(activity, path));
-
-        LayoutInflater inflater = getLayoutInflater();
-        View view = inflater.inflate(R.layout.dialog_citra_directory, null);
-
-        checkBox = view.findViewById(R.id.checkBox);
-        pathView = view.findViewById(R.id.path);
-        spaceView = view.findViewById(R.id.space);
-
-        checkBox.setChecked(mPreferences.getBoolean(MOVE_DATE_ENABLE, true));
-        if (!PermissionsHandler.hasWriteAccess(activity)) {
-            checkBox.setVisibility(View.GONE);
-        }
-        checkBox.setOnCheckedChangeListener(
-            (v, isChecked)
-                    // record move data selection with SharedPreferences
-                -> mPreferences.edit().putBoolean(MOVE_DATE_ENABLE, checkBox.isChecked()).apply());
-
-        pathView.setText(path.getPath());
-        spaceView.setText(freeSpaceText);
-
-        setCancelable(false);
-
-        dialog = new MaterialAlertDialogBuilder(activity)
-                     .setView(view)
-                     .setIcon(R.mipmap.ic_launcher)
-                     .setTitle(R.string.app_name)
-                     .setPositiveButton(
-                         android.R.string.ok,
-                         (d, v) -> listener.onPressPositiveButton(checkBox.isChecked(), path))
-                     .setNegativeButton(android.R.string.cancel, null)
-                     .create();
-        return dialog;
-    }
-}

src/android/app/src/main/java/org/citra/citra_emu/dialogs/CopyDirProgressDialog.java

@@ -1,61 +0,0 @@
-package org.citra.citra_emu.dialogs;
-
-import android.app.Dialog;
-import android.os.Bundle;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.widget.ProgressBar;
-import android.widget.TextView;
-import androidx.annotation.NonNull;
-import androidx.appcompat.app.AlertDialog;
-import androidx.fragment.app.DialogFragment;
-import androidx.fragment.app.FragmentActivity;
-import com.google.android.material.dialog.MaterialAlertDialogBuilder;
-import org.citra.citra_emu.R;
-
-public class CopyDirProgressDialog extends DialogFragment {
-    public static final String TAG = "copy_dir_progress_dialog";
-    ProgressBar progressBar;
-
-    TextView progressText;
-
-    AlertDialog dialog;
-
-    @NonNull
-    @Override
-    public Dialog onCreateDialog(Bundle savedInstanceState) {
-        final FragmentActivity activity = requireActivity();
-
-        LayoutInflater inflater = getLayoutInflater();
-        View view = inflater.inflate(R.layout.dialog_progress_bar, null);
-
-        progressBar = view.findViewById(R.id.progress_bar);
-        progressText = view.findViewById(R.id.progress_text);
-        progressText.setText("");
-
-        setCancelable(false);
-
-        dialog = new MaterialAlertDialogBuilder(activity)
-                     .setView(view)
-                     .setIcon(R.mipmap.ic_launcher)
-                     .setTitle(R.string.move_data)
-                     .setMessage("")
-                     .create();
-        return dialog;
-    }
-
-    public void onUpdateSearchProgress(String msg) {
-        requireActivity().runOnUiThread(() -> {
-            dialog.setMessage(getResources().getString(R.string.searching_direcotry, msg));
-        });
-    }
-
-    public void onUpdateCopyProgress(String msg, int progress, int max) {
-        requireActivity().runOnUiThread(() -> {
-            progressBar.setProgress(progress);
-            progressBar.setMax(max);
-            progressText.setText(String.format("%d/%d", progress, max));
-            dialog.setMessage(getResources().getString(R.string.copy_file_name, msg));
-        });
-    }
-}

src/android/app/src/main/java/org/citra/citra_emu/dialogs/MotionAlertDialog.java

@@ -1,140 +0,0 @@
-package org.citra.citra_emu.dialogs;
-
-import android.content.Context;
-import android.view.InputDevice;
-import android.view.KeyEvent;
-import android.view.MotionEvent;
-
-import androidx.annotation.NonNull;
-import androidx.appcompat.app.AlertDialog;
-
-import org.citra.citra_emu.features.settings.model.view.InputBindingSetting;
-import org.citra.citra_emu.utils.Log;
-
-import java.util.ArrayList;
-import java.util.List;
-
-/**
- * {@link AlertDialog} derivative that listens for
- * motion events from controllers and joysticks.
- */
-public final class MotionAlertDialog extends AlertDialog {
-    // The selected input preference
-    private final InputBindingSetting setting;
-    private final ArrayList<Float> mPreviousValues = new ArrayList<>();
-    private int mPrevDeviceId = 0;
-    private boolean mWaitingForEvent = true;
-
-    /**
-     * Constructor
-     *
-     * @param context The current {@link Context}.
-     * @param setting The Preference to show this dialog for.
-     */
-    public MotionAlertDialog(Context context, InputBindingSetting setting) {
-        super(context);
-
-        this.setting = setting;
-    }
-
-    public boolean onKeyEvent(int keyCode, KeyEvent event) {
-        Log.debug("[MotionAlertDialog] Received key event: " + event.getAction());
-        switch (event.getAction()) {
-            case KeyEvent.ACTION_UP:
-                setting.onKeyInput(event);
-                dismiss();
-                // Even if we ignore the key, we still consume it. Thus return true regardless.
-                return true;
-
-            default:
-                return false;
-        }
-    }
-
-    @Override
-    public boolean onKeyLongPress(int keyCode, @NonNull KeyEvent event) {
-        return super.onKeyLongPress(keyCode, event);
-    }
-
-    @Override
-    public boolean dispatchKeyEvent(KeyEvent event) {
-        // Handle this key if we care about it, otherwise pass it down the framework
-        return onKeyEvent(event.getKeyCode(), event) || super.dispatchKeyEvent(event);
-    }
-
-    @Override
-    public boolean dispatchGenericMotionEvent(@NonNull MotionEvent event) {
-        // Handle this event if we care about it, otherwise pass it down the framework
-        return onMotionEvent(event) || super.dispatchGenericMotionEvent(event);
-    }
-
-    private boolean onMotionEvent(MotionEvent event) {
-        if ((event.getSource() & InputDevice.SOURCE_CLASS_JOYSTICK) == 0)
-            return false;
-        if (event.getAction() != MotionEvent.ACTION_MOVE)
-            return false;
-
-        InputDevice input = event.getDevice();
-
-        List<InputDevice.MotionRange> motionRanges = input.getMotionRanges();
-
-        if (input.getId() != mPrevDeviceId) {
-            mPreviousValues.clear();
-        }
-        mPrevDeviceId = input.getId();
-        boolean firstEvent = mPreviousValues.isEmpty();
-
-        int numMovedAxis = 0;
-        float axisMoveValue = 0.0f;
-        InputDevice.MotionRange lastMovedRange = null;
-        char lastMovedDir = '?';
-        if (mWaitingForEvent) {
-            for (int i = 0; i < motionRanges.size(); i++) {
-                InputDevice.MotionRange range = motionRanges.get(i);
-                int axis = range.getAxis();
-                float origValue = event.getAxisValue(axis);
-                float value = origValue;//ControllerMappingHelper.scaleAxis(input, axis, origValue);
-                if (firstEvent) {
-                    mPreviousValues.add(value);
-                } else {
-                    float previousValue = mPreviousValues.get(i);
-
-                    // Only handle the axes that are not neutral (more than 0.5)
-                    // but ignore any axis that has a constant value (e.g. always 1)
-                    if (Math.abs(value) > 0.5f && value != previousValue) {
-                        // It is common to have multiple axes with the same physical input. For example,
-                        // shoulder butters are provided as both AXIS_LTRIGGER and AXIS_BRAKE.
-                        // To handle this, we ignore an axis motion that's the exact same as a motion
-                        // we already saw. This way, we ignore axes with two names, but catch the case
-                        // where a joystick is moved in two directions.
-                        // ref: bottom of https://developer.android.com/training/game-controllers/controller-input.html
-                        if (value != axisMoveValue) {
-                            axisMoveValue = value;
-                            numMovedAxis++;
-                            lastMovedRange = range;
-                            lastMovedDir = value < 0.0f ? '-' : '+';
-                        }
-                    }
-                    // Special case for d-pads (axis value jumps between 0 and 1 without any values
-                    // in between). Without this, the user would need to press the d-pad twice
-                    // due to the first press being caught by the "if (firstEvent)" case further up.
-                    else if (Math.abs(value) < 0.25f && Math.abs(previousValue) > 0.75f) {
-                        numMovedAxis++;
-                        lastMovedRange = range;
-                        lastMovedDir = previousValue < 0.0f ? '-' : '+';
-                    }
-                }
-
-                mPreviousValues.set(i, value);
-            }
-
-            // If only one axis moved, that's the winner.
-            if (numMovedAxis == 1) {
-                mWaitingForEvent = false;
-                setting.onMotionInput(input, lastMovedRange, lastMovedDir);
-                dismiss();
-            }
-        }
-        return true;
-    }
-}

src/android/app/src/main/java/org/citra/citra_emu/display/ScreenAdjustmentUtil.kt

@@ -0,0 +1,42 @@
+// Copyright 2023 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+package org.citra.citra_emu.display
+
+import android.view.WindowManager
+import org.citra.citra_emu.NativeLibrary
+import org.citra.citra_emu.features.settings.model.BooleanSetting
+import org.citra.citra_emu.features.settings.model.IntSetting
+import org.citra.citra_emu.features.settings.model.Settings
+import org.citra.citra_emu.features.settings.utils.SettingsFile
+import org.citra.citra_emu.utils.EmulationMenuSettings
+
+class ScreenAdjustmentUtil(private val windowManager: WindowManager,
+                           private val settings: Settings) {
+    fun swapScreen() {
+        val isEnabled = !EmulationMenuSettings.swapScreens
+        EmulationMenuSettings.swapScreens = isEnabled
+        NativeLibrary.swapScreens(
+            isEnabled,
+            windowManager.defaultDisplay.rotation
+        )
+        BooleanSetting.SWAP_SCREEN.boolean = isEnabled
+        settings.saveSetting(BooleanSetting.SWAP_SCREEN, SettingsFile.FILE_NAME_CONFIG)
+    }
+
+    fun cycleLayouts() {
+        val nextLayout = (EmulationMenuSettings.landscapeScreenLayout + 1) % ScreenLayout.entries.size
+        changeScreenOrientation(ScreenLayout.from(nextLayout))
+    }
+
+    fun changeScreenOrientation(layoutOption: ScreenLayout) {
+        EmulationMenuSettings.landscapeScreenLayout = layoutOption.int
+        NativeLibrary.notifyOrientationChange(
+            EmulationMenuSettings.landscapeScreenLayout,
+            windowManager.defaultDisplay.rotation
+        )
+        IntSetting.SCREEN_LAYOUT.int = layoutOption.int
+        settings.saveSetting(IntSetting.SCREEN_LAYOUT, SettingsFile.FILE_NAME_CONFIG)
+    }
+}

src/android/app/src/main/java/org/citra/citra_emu/display/ScreenLayout.kt

@@ -0,0 +1,22 @@
+// Copyright 2023 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+package org.citra.citra_emu.display
+
+enum class ScreenLayout(val int: Int) {
+    // These must match what is defined in src/common/settings.h
+    DEFAULT(0),
+    SINGLE_SCREEN(1),
+    LARGE_SCREEN(2),
+    SIDE_SCREEN(3),
+    HYBRID_SCREEN(4),
+    MOBILE_PORTRAIT(5),
+    MOBILE_LANDSCAPE(6);
+
+    companion object {
+        fun from(int: Int): ScreenLayout {
+            return entries.firstOrNull { it.int == int } ?: DEFAULT
+        }
+    }
+}

src/android/app/src/main/java/org/citra/citra_emu/features/cheats/model/Cheat.java

@@ -1,57 +0,0 @@
-package org.citra.citra_emu.features.cheats.model;
-
-import androidx.annotation.Keep;
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-
-public class Cheat {
-    @Keep
-    private final long mPointer;
-
-    private Runnable mEnabledChangedCallback = null;
-
-    @Keep
-    private Cheat(long pointer) {
-        mPointer = pointer;
-    }
-
-    @Override
-    protected native void finalize();
-
-    @NonNull
-    public native String getName();
-
-    @NonNull
-    public native String getNotes();
-
-    @NonNull
-    public native String getCode();
-
-    public native boolean getEnabled();
-
-    public void setEnabled(boolean enabled) {
-        setEnabledImpl(enabled);
-        onEnabledChanged();
-    }
-
-    private native void setEnabledImpl(boolean enabled);
-
-    public void setEnabledChangedCallback(@Nullable Runnable callback) {
-        mEnabledChangedCallback = callback;
-    }
-
-    private void onEnabledChanged() {
-        if (mEnabledChangedCallback != null) {
-            mEnabledChangedCallback.run();
-        }
-    }
-
-    /**
-     * If the code is valid, returns 0. Otherwise, returns the 1-based index
-     * for the line containing the error.
-     */
-    public static native int isValidGatewayCode(@NonNull String code);
-
-    public static native Cheat createGatewayCode(@NonNull String name, @NonNull String notes,
-                                                 @NonNull String code);
-}

src/android/app/src/main/java/org/citra/citra_emu/features/cheats/model/Cheat.kt

@@ -0,0 +1,48 @@
+// Copyright 2023 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+package org.citra.citra_emu.features.cheats.model
+
+import androidx.annotation.Keep
+
+@Keep
+class Cheat(@field:Keep private val mPointer: Long) {
+    private var enabledChangedCallback: Runnable? = null
+    protected external fun finalize()
+
+    external fun getName(): String
+
+    external fun getNotes(): String
+
+    external fun getCode(): String
+
+    external fun getEnabled(): Boolean
+
+    fun setEnabled(enabled: Boolean) {
+        setEnabledImpl(enabled)
+        onEnabledChanged()
+    }
+
+    private external fun setEnabledImpl(enabled: Boolean)
+
+    fun setEnabledChangedCallback(callback: Runnable) {
+        enabledChangedCallback = callback
+    }
+
+    private fun onEnabledChanged() {
+        enabledChangedCallback?.run()
+    }
+
+    companion object {
+        /**
+         * If the code is valid, returns 0. Otherwise, returns the 1-based index
+         * for the line containing the error.
+         */
+        @JvmStatic
+        external fun isValidGatewayCode(code: String): Int
+
+        @JvmStatic
+        external fun createGatewayCode(name: String, notes: String, code: String): Cheat
+    }
+}

src/android/app/src/main/java/org/citra/citra_emu/features/cheats/model/CheatEngine.java

@@ -1,28 +0,0 @@
-package org.citra.citra_emu.features.cheats.model;
-
-import androidx.annotation.Keep;
-
-public class CheatEngine {
-    @Keep
-    private final long mPointer;
-
-    @Keep
-    public CheatEngine(long titleId) {
-        mPointer = initialize(titleId);
-    }
-
-    private static native long initialize(long titleId);
-
-    @Override
-    protected native void finalize();
-
-    public native Cheat[] getCheats();
-
-    public native void addCheat(Cheat cheat);
-
-    public native void removeCheat(int index);
-
-    public native void updateCheat(int index, Cheat newCheat);
-
-    public native void saveCheatFile();
-}

src/android/app/src/main/java/org/citra/citra_emu/features/cheats/model/CheatEngine.kt

@@ -0,0 +1,19 @@
+// Copyright 2023 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+package org.citra.citra_emu.features.cheats.model
+
+import androidx.annotation.Keep
+
+@Keep
+object CheatEngine {
+    external fun loadCheatFile(titleId: Long)
+    external fun saveCheatFile(titleId: Long)
+
+    external fun getCheats(): Array<Cheat>
+
+    external fun addCheat(cheat: Cheat?)
+    external fun removeCheat(index: Int)
+    external fun updateCheat(index: Int, newCheat: Cheat?)
+}

src/android/app/src/main/java/org/citra/citra_emu/features/cheats/model/CheatsViewModel.java

@@ -1,187 +0,0 @@
-package org.citra.citra_emu.features.cheats.model;
-
-import androidx.lifecycle.LiveData;
-import androidx.lifecycle.MutableLiveData;
-import androidx.lifecycle.ViewModel;
-
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Collections;
-
-public class CheatsViewModel extends ViewModel {
-    private int mSelectedCheatPosition = -1;
-    private final MutableLiveData<Cheat> mSelectedCheat = new MutableLiveData<>(null);
-    private final MutableLiveData<Boolean> mIsAdding = new MutableLiveData<>(false);
-    private final MutableLiveData<Boolean> mIsEditing = new MutableLiveData<>(false);
-
-    private final MutableLiveData<Integer> mCheatAddedEvent = new MutableLiveData<>(null);
-    private final MutableLiveData<Integer> mCheatChangedEvent = new MutableLiveData<>(null);
-    private final MutableLiveData<Integer> mCheatDeletedEvent = new MutableLiveData<>(null);
-    private final MutableLiveData<Boolean> mOpenDetailsViewEvent = new MutableLiveData<>(false);
-
-    private CheatEngine mCheatEngine;
-    private Cheat[] mCheats;
-    private boolean mCheatsNeedSaving = false;
-
-    public void initialize(long titleId) {
-        mCheatEngine = new CheatEngine(titleId);
-        load();
-    }
-
-    private void load() {
-        mCheats = mCheatEngine.getCheats();
-
-        for (int i = 0; i < mCheats.length; i++) {
-            int position = i;
-            mCheats[i].setEnabledChangedCallback(() -> {
-                mCheatsNeedSaving = true;
-                notifyCheatUpdated(position);
-            });
-        }
-    }
-
-    public void saveIfNeeded() {
-        if (mCheatsNeedSaving) {
-            mCheatEngine.saveCheatFile();
-            mCheatsNeedSaving = false;
-        }
-    }
-
-    public Cheat[] getCheats() {
-        return mCheats;
-    }
-
-    public LiveData<Cheat> getSelectedCheat() {
-        return mSelectedCheat;
-    }
-
-    public void setSelectedCheat(Cheat cheat, int position) {
-        if (mIsEditing.getValue()) {
-            setIsEditing(false);
-        }
-
-        mSelectedCheat.setValue(cheat);
-        mSelectedCheatPosition = position;
-    }
-
-    public LiveData<Boolean> getIsAdding() {
-        return mIsAdding;
-    }
-
-    public LiveData<Boolean> getIsEditing() {
-        return mIsEditing;
-    }
-
-    public void setIsEditing(boolean isEditing) {
-        mIsEditing.setValue(isEditing);
-
-        if (mIsAdding.getValue() && !isEditing) {
-            mIsAdding.setValue(false);
-            setSelectedCheat(null, -1);
-        }
-    }
-
-    /**
-     * When a cheat is added, the integer stored in the returned LiveData
-     * changes to the position of that cheat, then changes back to null.
-     */
-    public LiveData<Integer> getCheatAddedEvent() {
-        return mCheatAddedEvent;
-    }
-
-    private void notifyCheatAdded(int position) {
-        mCheatAddedEvent.setValue(position);
-        mCheatAddedEvent.setValue(null);
-    }
-
-    public void startAddingCheat() {
-        mSelectedCheat.setValue(null);
-        mSelectedCheatPosition = -1;
-
-        mIsAdding.setValue(true);
-        mIsEditing.setValue(true);
-    }
-
-    public void finishAddingCheat(Cheat cheat) {
-        if (!mIsAdding.getValue()) {
-            throw new IllegalStateException();
-        }
-
-        mIsAdding.setValue(false);
-        mIsEditing.setValue(false);
-
-        int position = mCheats.length;
-
-        mCheatEngine.addCheat(cheat);
-
-        mCheatsNeedSaving = true;
-        load();
-
-        notifyCheatAdded(position);
-        setSelectedCheat(mCheats[position], position);
-    }
-
-    /**
-     * When a cheat is edited, the integer stored in the returned LiveData
-     * changes to the position of that cheat, then changes back to null.
-     */
-    public LiveData<Integer> getCheatUpdatedEvent() {
-        return mCheatChangedEvent;
-    }
-
-    /**
-     * Notifies that an edit has been made to the contents of the cheat at the given position.
-     */
-    private void notifyCheatUpdated(int position) {
-        mCheatChangedEvent.setValue(position);
-        mCheatChangedEvent.setValue(null);
-    }
-
-    public void updateSelectedCheat(Cheat newCheat) {
-        mCheatEngine.updateCheat(mSelectedCheatPosition, newCheat);
-
-        mCheatsNeedSaving = true;
-        load();
-
-        notifyCheatUpdated(mSelectedCheatPosition);
-        setSelectedCheat(mCheats[mSelectedCheatPosition], mSelectedCheatPosition);
-    }
-
-    /**
-     * When a cheat is deleted, the integer stored in the returned LiveData
-     * changes to the position of that cheat, then changes back to null.
-     */
-    public LiveData<Integer> getCheatDeletedEvent() {
-        return mCheatDeletedEvent;
-    }
-
-    /**
-     * Notifies that the cheat at the given position has been deleted.
-     */
-    private void notifyCheatDeleted(int position) {
-        mCheatDeletedEvent.setValue(position);
-        mCheatDeletedEvent.setValue(null);
-    }
-
-    public void deleteSelectedCheat() {
-        int position = mSelectedCheatPosition;
-
-        setSelectedCheat(null, -1);
-
-        mCheatEngine.removeCheat(position);
-
-        mCheatsNeedSaving = true;
-        load();
-
-        notifyCheatDeleted(position);
-    }
-
-    public LiveData<Boolean> getOpenDetailsViewEvent() {
-        return mOpenDetailsViewEvent;
-    }
-
-    public void openDetailsView() {
-        mOpenDetailsViewEvent.setValue(true);
-        mOpenDetailsViewEvent.setValue(false);
-    }
-}

src/android/app/src/main/java/org/citra/citra_emu/features/cheats/model/CheatsViewModel.kt

@@ -0,0 +1,170 @@
+// Copyright 2023 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+package org.citra.citra_emu.features.cheats.model
+
+import androidx.lifecycle.ViewModel
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.asStateFlow
+
+class CheatsViewModel : ViewModel() {
+    val selectedCheat get() = _selectedCheat.asStateFlow()
+    private val _selectedCheat = MutableStateFlow<Cheat?>(null)
+
+    val isAdding get() = _isAdding.asStateFlow()
+    private val _isAdding = MutableStateFlow(false)
+
+    val isEditing get() = _isEditing.asStateFlow()
+    private val _isEditing = MutableStateFlow(false)
+
+    /**
+     * When a cheat is added, the integer stored in the returned StateFlow
+     * changes to the position of that cheat, then changes back to null.
+     */
+    val cheatAddedEvent get() = _cheatAddedEvent.asStateFlow()
+    private val _cheatAddedEvent = MutableStateFlow<Int?>(null)
+
+    val cheatChangedEvent get() = _cheatChangedEvent.asStateFlow()
+    private val _cheatChangedEvent = MutableStateFlow<Int?>(null)
+
+    /**
+     * When a cheat is deleted, the integer stored in the returned StateFlow
+     * changes to the position of that cheat, then changes back to null.
+     */
+    val cheatDeletedEvent get() = _cheatDeletedEvent.asStateFlow()
+    private val _cheatDeletedEvent = MutableStateFlow<Int?>(null)
+
+    val openDetailsViewEvent get() = _openDetailsViewEvent.asStateFlow()
+    private val _openDetailsViewEvent = MutableStateFlow(false)
+
+    val closeDetailsViewEvent get() = _closeDetailsViewEvent.asStateFlow()
+    private val _closeDetailsViewEvent = MutableStateFlow(false)
+
+    val listViewFocusChange get() = _listViewFocusChange.asStateFlow()
+    private val _listViewFocusChange = MutableStateFlow(false)
+
+    val detailsViewFocusChange get() = _detailsViewFocusChange.asStateFlow()
+    private val _detailsViewFocusChange = MutableStateFlow(false)
+
+    private var titleId: Long = 0
+    lateinit var cheats: Array<Cheat>
+    private var cheatsNeedSaving = false
+    private var selectedCheatPosition = -1
+
+    fun initialize(titleId_: Long) {
+        titleId = titleId_;
+        load()
+    }
+
+    private fun load() {
+        CheatEngine.loadCheatFile(titleId)
+        cheats = CheatEngine.getCheats()
+        for (i in cheats.indices) {
+            cheats[i].setEnabledChangedCallback {
+                cheatsNeedSaving = true
+                notifyCheatUpdated(i)
+            }
+        }
+    }
+
+    fun saveIfNeeded() {
+        if (cheatsNeedSaving) {
+            CheatEngine.saveCheatFile(titleId)
+            cheatsNeedSaving = false
+        }
+    }
+
+    fun setSelectedCheat(cheat: Cheat?, position: Int) {
+        if (isEditing.value) {
+            setIsEditing(false)
+        }
+        _selectedCheat.value = cheat
+        selectedCheatPosition = position
+    }
+
+    fun setIsEditing(value: Boolean) {
+        _isEditing.value = value
+        if (isAdding.value && !value) {
+            _isAdding.value = false
+            setSelectedCheat(null, -1)
+        }
+    }
+
+    private fun notifyCheatAdded(position: Int) {
+        _cheatAddedEvent.value = position
+        _cheatAddedEvent.value = null
+    }
+
+    fun startAddingCheat() {
+        _selectedCheat.value = null
+        selectedCheatPosition = -1
+        _isAdding.value = true
+        _isEditing.value = true
+    }
+
+    fun finishAddingCheat(cheat: Cheat?) {
+        check(isAdding.value)
+        _isAdding.value = false
+        _isEditing.value = false
+        val position = cheats.size
+        CheatEngine.addCheat(cheat)
+        cheatsNeedSaving = true
+        load()
+        notifyCheatAdded(position)
+        setSelectedCheat(cheats[position], position)
+    }
+
+    /**
+     * Notifies that an edit has been made to the contents of the cheat at the given position.
+     */
+    private fun notifyCheatUpdated(position: Int) {
+        _cheatChangedEvent.value = position
+        _cheatChangedEvent.value = null
+    }
+
+    fun updateSelectedCheat(newCheat: Cheat?) {
+        CheatEngine.updateCheat(selectedCheatPosition, newCheat)
+        cheatsNeedSaving = true
+        load()
+        notifyCheatUpdated(selectedCheatPosition)
+        setSelectedCheat(cheats[selectedCheatPosition], selectedCheatPosition)
+    }
+
+    /**
+     * Notifies that the cheat at the given position has been deleted.
+     */
+    private fun notifyCheatDeleted(position: Int) {
+        _cheatDeletedEvent.value = position
+        _cheatDeletedEvent.value = null
+    }
+
+    fun deleteSelectedCheat() {
+        val position = selectedCheatPosition
+        setSelectedCheat(null, -1)
+        CheatEngine.removeCheat(position)
+        cheatsNeedSaving = true
+        load()
+        notifyCheatDeleted(position)
+    }
+
+    fun openDetailsView() {
+        _openDetailsViewEvent.value = true
+        _openDetailsViewEvent.value = false
+    }
+
+    fun closeDetailsView() {
+        _closeDetailsViewEvent.value = true
+        _closeDetailsViewEvent.value = false
+    }
+
+    fun onListViewFocusChanged(changed: Boolean) {
+        _listViewFocusChange.value = changed
+        _listViewFocusChange.value = false
+    }
+
+    fun onDetailsViewFocusChanged(changed: Boolean) {
+        _detailsViewFocusChange.value = changed
+        _detailsViewFocusChange.value = false
+    }
+}