small poc to use i18n

Author: petitlapin

CMakeLists.txt

@@ -25,9 +25,13 @@ option(USE_CONAN
 if(USE_CONAN)
   find_package(SDL2 REQUIRED CONFIG)
   find_package(SDL2_mixer REQUIRED CONFIG)
+  find_package(Intl REQUIRED CONFIG) # i18n library
+  find_package(Gettext REQUIRED CONFIG) # Extract translations
 else()
   find_package(PkgConfig REQUIRED)
   pkg_check_modules(SDL2 REQUIRED sdl2 SDL2_mixer)
+  find_package(Intl REQUIRED)
+  find_package(Gettext REQUIRED)
 endif()
 
 set(CMAKE_CXX_STANDARD 11)
@@ -80,10 +84,11 @@ if(LINUX)
 endif()
 
 if(USE_CONAN)
-  target_link_libraries(${LIRI_EXECUTABLE_NAME} PRIVATE SDL2::SDL2 SDL2_mixer::SDL2_mixer)
+  target_link_libraries(${LIRI_EXECUTABLE_NAME} PRIVATE SDL2::SDL2 SDL2_mixer::SDL2_mixer Intl::Intl)
 else()
   target_include_directories(${LIRI_EXECUTABLE_NAME} PUBLIC ${SDL2_INCLUDE_DIRS})
   target_link_libraries(${LIRI_EXECUTABLE_NAME} PRIVATE ${SDL2_LINK_LIBRARIES})
+  target_link_libraries(${LIRI_EXECUTABLE_NAME} PRIVATE Intl::Intl)
 endif()
 
 target_link_libraries(${LIRI_EXECUTABLE_NAME} PRIVATE SimpleIni::SimpleIni)

README.md

@@ -22,3 +22,7 @@ This version updates the version to the SDL2 and updates the code to build and r
 [<img src="https://fdroid.gitlab.io/artwork/badge/get-it-on.png"
      alt="Get it on F-Droid"
      height="80">](https://f-droid.org/packages/org.liri.liri/)
+
+
+Create the pot file:
+xgettext --copyright-holder="This file is copyright:" --package-name=Li-ri --msgid-bugs-address=https://bugs.kde.org --from-code=UTF-8 -C src/*.cc src/*.h -o liri.pot

conanfile.py

@@ -3,7 +3,7 @@
 
 class LiRi(ConanFile):
     settings = "os", "compiler", "build_type", "arch"
-    requires = "sdl/[~2.28.5]", "sdl_mixer/[~2.8.0]", "openssl/1.1.1w"
+    requires = "sdl/[~2.28.5]", "sdl_mixer/[~2.8.0]", "openssl/1.1.1w", "libgettext/0.26" # maybe "gettext/0.26"
 
     def layout(self):
         cmake_layout(self)

src/menu.cc

@@ -36,6 +36,8 @@
 #include <SDL2/SDL_timer.h> // for SDL_GetTicks, SDL_Delay
 #include <SDL2/SDL_video.h> // for SDL_WINDOWEVENT_ENTER, SDL_SetWindowF...
 
+#include <libintl.h>
+
 #include <array>
 #include <utility>
 #include "preference.h"
@@ -126,6 +128,7 @@ eMenu Menu::SDLMain()
         AddButton(0, T_play, 400, 229);
         DrawText(400, 306, T_scores, Sprites[fmenu].Image[0]);
         AddButton(1, T_scores, 400, 306);
+        gettext("Scores");
         DrawText(400, 384, T_moptions, Sprites[fmenu].Image[0]);
         AddButton(2, T_moptions, 400, 384);
         DrawText(400, 461, T_quit, Sprites[fmenu].Image[0]);