install translations into mac .app

Add a POST_BUILD hook to run a cmake script to install translations into
the .app.

Tested to work correctly, when system language is different a
translation is loaded.

src/wx/CMakeLists.txt

@@ -652,11 +652,18 @@ if(APPLE)
     SET_SOURCE_FILES_PROPERTIES(${VBAM_ICON_PATH} PROPERTIES MACOSX_PACKAGE_LOCATION Resources)
 
     # bundle dylibs and relink them for releasing .app
+    # also install translations into the .app
     # but only in Release mode
     IF(NOT CMAKE_BUILD_TYPE STREQUAL "Debug")
         ADD_CUSTOM_COMMAND(TARGET visualboyadvance-m POST_BUILD
             COMMAND ${CMAKE_SOURCE_DIR}/tools/osx/third_party_libs_tool ./visualboyadvance-m.app
-            WORKING_DIRECTORY "${CMAKE_BINARY_DIR}")
+            WORKING_DIRECTORY "${CMAKE_BINARY_DIR}"
+        )
+
+        add_custom_command(TARGET visualboyadvance-m POST_BUILD
+            COMMAND ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_SOURCE_DIR}/mac-localizations.cmake
+            WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
+        )
     ENDIF()
 endif(APPLE)
 

src/wx/mac-localizations.cmake

@@ -0,0 +1,13 @@
+# install localizations
+file(GLOB gmos "po/wxvbam/*.gmo")
+
+foreach(gmo ${gmos})
+    # strip path
+    string(REGEX REPLACE "^.*/" "" gmo ${gmo})
+
+    string(REPLACE ".gmo" "" lang ${gmo})
+
+    file(MAKE_DIRECTORY "visualboyadvance-m.app/Contents/Resources/${lang}.lproj")
+    file(COPY "po/wxvbam/${gmo}" DESTINATION "visualboyadvance-m.app/Contents/Resources/${lang}.lproj")
+    file(RENAME "visualboyadvance-m.app/Contents/Resources/${lang}.lproj/${gmo}" "visualboyadvance-m.app/Contents/Resources/${lang}.lproj/wxvbam.mo")
+endforeach()