Initial translation support (from issue #63)

src/openambit/CMakeLists.txt

@@ -34,39 +34,41 @@ set ( openambit_HDRS
 )
 
 set ( openambit_SRCS
+  confirmbetadialog.cpp
+  devicemanager.cpp
+  logentry.cpp
+  logstore.cpp
   main.cpp
   mainwindow.cpp
-  devicemanager.cpp
-  settingsdialog.cpp
   settings.cpp
-  logstore.cpp
-  logentry.cpp
-  udevlistener.cpp
-  confirmbetadialog.cpp
+  settingsdialog.cpp
   single_application.cpp
+  udevlistener.cpp
 )
 
 set ( openambit_UIS
+  confirmbetadialog.ui
   mainwindow.ui
   settingsdialog.ui
-  confirmbetadialog.ui
 )
 
 set ( openambit_RSCS
   resources.qrc
 )
 
 set ( openambit_MOCS
-  mainwindow.h
+  confirmbetadialog.h
   devicemanager.h
-  settingsdialog.h
-  settings.h
   logstore.h
-  udevlistener.h
-  confirmbetadialog.h
+  mainwindow.h
+  settings.h
+  settingsdialog.h
   single_application.h
+  udevlistener.h
 )
 
+set (FILES_TO_TRANSLATE ${openambit_SRCS} ${openambit_UIS} ${openambit_HDRS} ${openambit_MOCS})
+
 set ( APP_ICON ${PROJECT_SOURCE_DIR}/icons/icon_disconnected.png )
 
 set ( CMAKE_INSTALL_UDEVRULESDIR /lib/udev/rules.d
@@ -76,13 +78,38 @@ mark_as_advanced ( CMAKE_INSTALL_UDEVRULESDIR )
 
 add_subdirectory("${PROJECT_SOURCE_DIR}/movescount")
 
+######### Translations
+file (GLOB TRANSLATIONS_FILES translations/*.ts)
+
+option (UPDATE_TRANSLATIONS "Update source translation translations/*.ts")
+if (UPDATE_TRANSLATIONS)
+  qt4_create_translation(QM_FILES ${FILES_TO_TRANSLATE} ${TRANSLATIONS_FILES})
+else (UPDATE_TRANSLATIONS)
+  qt4_add_translation(QM_FILES ${TRANSLATIONS_FILES})
+endif (UPDATE_TRANSLATIONS)
+
+# Create translations QRC file - ts.qrc
+set(TRANSLATIONS_QRC "${CMAKE_CURRENT_BINARY_DIR}/ts.qrc")
+file(WRITE ${TRANSLATIONS_QRC} "<RCC>\n\t<qresource prefix=\"/translations\">")
+foreach(QM_FILE ${QM_FILES})
+    get_filename_component(QM_FILE_NAME ${QM_FILE} NAME)
+    file(APPEND ${TRANSLATIONS_QRC} "\n\t\t<file alias=\"${QM_FILE_NAME}\">${QM_FILE_NAME}</file>")
+endforeach()
+file(APPEND ${TRANSLATIONS_QRC} "\n\t</qresource>\n</RCC>")
+list(APPEND openambit_RSCS ${TRANSLATIONS_QRC})
+
+# prevent the generated files from being deleted during make clean
+set_directory_properties(PROPERTIES CLEAN_NO_CUSTOM true)
+
+######### Translations
+
 QT4_WRAP_UI(UIS ${openambit_UIS})
 QT4_ADD_RESOURCES(RSCS ${openambit_RSCS})
 QT4_WRAP_CPP(MOCS ${openambit_MOCS})
 
 add_definitions( -DAPP_VERSION="${OPENAMBIT_VERSION}" )
 
-add_executable ( openambit ${openambit_SRCS} ${UIS} ${RSCS} ${TRS} ${MOCS} )
+add_executable ( openambit ${openambit_SRCS} ${UIS} ${RSCS} ${MOCS} )
 
 target_link_libraries ( openambit  ${QT_QTCORE_LIBRARY} ${QT_QTGUI_LIBRARY} ${QT_QTNETWORK_LIBRARY} ${LIBAMBIT_LIBS} ${UDEV_LIBS} ${ZLIB_LIBRARY} ${QJSON_LIBRARIES} )
 
@@ -96,3 +123,4 @@ install ( FILES ${OPENAMBIT_SOURCE_DIR}/deployment/openambit.desktop
 install ( FILES ${APP_ICON}
           DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/64x64/apps
           RENAME openambit.png )
+

src/openambit/main.cpp

@@ -22,9 +22,13 @@
 #include <unistd.h>
 #include "mainwindow.h"
 #include <QSettings>
+#include <QTranslator>
+#include <QLibraryInfo>
 
 #include "single_application.h"
 
+static void initTranslations(void);
+
 int main(int argc, char *argv[])
 {
 #if defined(WIN32) || defined(_WIN32) || defined(__WIN32) && !defined(__CYGWIN__)
@@ -51,6 +55,18 @@ int main(int argc, char *argv[])
     QCoreApplication::setOrganizationName("Openambit");
     QCoreApplication::setApplicationName("Openambit");
 
+    // Handle forced localisation / translation
+    Q_FOREACH(QString argu, a.arguments()) {
+        const static QString localeParam = "-locale:";
+        if (argu.startsWith(localeParam)) {
+           QLocale::setDefault(QLocale(argu.mid(sizeof(localeParam))));
+           break;
+        }
+    }
+
+    // Initialize translations
+    initTranslations();
+
     MainWindow w;
 
     // Connect single application message bus
@@ -60,3 +76,25 @@ int main(int argc, char *argv[])
 
     return a.exec();
 }
+
+static void initTranslations(void)
+{
+    QLocale locale;
+    QTranslator *qtTranslator = new QTranslator();
+    qtTranslator->load("qt_" + locale.name(), QLibraryInfo::location(QLibraryInfo::TranslationsPath));
+    if (qtTranslator->isEmpty()) {
+        delete qtTranslator;
+    }
+    else {
+        qApp->installTranslator(qtTranslator);
+    }
+
+    QTranslator *openambitTranslator = new QTranslator();
+    openambitTranslator->load(":/translations/openambit_" + locale.name());
+    if (openambitTranslator->isEmpty()) {
+        delete openambitTranslator;
+    }
+    else {
+        qApp->installTranslator(openambitTranslator);
+    }
+}

src/openambit/movescount/CMakeLists.txt

@@ -2,18 +2,20 @@ set ( openambit_SRCS
   ${openambit_SRCS}
   ${CMAKE_CURRENT_SOURCE_DIR}/movescount.cpp
   ${CMAKE_CURRENT_SOURCE_DIR}/movescountjson.cpp
+  ${CMAKE_CURRENT_SOURCE_DIR}/movescountlogchecker.cpp
   ${CMAKE_CURRENT_SOURCE_DIR}/movescountlogdirentry.cpp
   ${CMAKE_CURRENT_SOURCE_DIR}/movescountxml.cpp
-  ${CMAKE_CURRENT_SOURCE_DIR}/movescountlogchecker.cpp
   PARENT_SCOPE
 )
 
 set ( openambit_MOCS
   ${openambit_MOCS}
   ${CMAKE_CURRENT_SOURCE_DIR}/movescount.h
   ${CMAKE_CURRENT_SOURCE_DIR}/movescountjson.h
+  ${CMAKE_CURRENT_SOURCE_DIR}/movescountlogchecker.h
   ${CMAKE_CURRENT_SOURCE_DIR}/movescountlogdirentry.h
   ${CMAKE_CURRENT_SOURCE_DIR}/movescountxml.h
-  ${CMAKE_CURRENT_SOURCE_DIR}/movescountlogchecker.h
   PARENT_SCOPE
 )
+
+set (FILES_TO_TRANSLATE ${FILES_TO_TRANSLATE} ${openambit_SRCS} ${openambit_MOCS} PARENT_SCOPE)