Build, install and load translation files

.gitignore

@@ -29,6 +29,9 @@ ui_*.py
 src/resources_rc.py
 qrc_resources*.cpp
 
+# Translation files
+*.qm
+
 # Binaries
 c++/jackmeter/cadence-jackmeter
 c++/xycontroller/cadence-xycontroller

Makefile

@@ -10,6 +10,8 @@ DESTDIR =
 LINK   = ln -s
 PYUIC ?= pyuic5
 PYRCC ?= pyrcc5
+PYLUPDATE ?= pylupdate5
+LRELEASE ?= lrelease
 
 # Detect X11 rules dir
 ifeq "$(wildcard /etc/X11/Xsession.d/ )" ""
@@ -19,8 +21,13 @@ else
 endif
 
 # -----------------------------------------------------------------------------------------------------------------------------------------
+# Internationalization
 
-all: CPP RES UI
+I18N_LANGUAGES :=
+
+# -----------------------------------------------------------------------------------------------------------------------------------------
+
+all: CPP RES QM UI
 
 # -----------------------------------------------------------------------------------------------------------------------------------------
 # C++ code
@@ -41,6 +48,19 @@ RES: src/resources_rc.py
 src/resources_rc.py: resources/resources.qrc
 	$(PYRCC) $< -o $@
 
+# -----------------------------------------------------------------------------------------------------------------------------------------
+# Translations
+
+TS: $(patsubst %,resources/translations/cadence_%.ts,$(I18N_LANGUAGES))
+QM: $(patsubst %,resources/translations/cadence_%.qm,$(I18N_LANGUAGES))
+
+resources/translations/%.ts:
+	@install -d resources/translations
+	$(PYLUPDATE) src/*.py resources/ui/*.ui -ts $@
+
+resources/translations/%.qm: resources/translations/%.ts
+	$(LRELEASE) $< -qm $@
+
 # -----------------------------------------------------------------------------------------------------------------------------------------
 # UI code
 
@@ -74,7 +94,7 @@ src/ui_%.py: resources/ui/%.ui
 clean:
 	$(MAKE) clean -C c++/jackmeter
 	$(MAKE) clean -C c++/xycontroller
-	rm -f *~ src/*~ src/*.pyc src/ui_*.py src/resources_rc.py
+	rm -f *~ src/*~ src/*.pyc src/ui_*.py src/resources_rc.py resources/translations/*.qm
 
 # -----------------------------------------------------------------------------------------------------------------------------------------
 
@@ -99,6 +119,7 @@ install:
 	install -d $(DESTDIR)$(PREFIX)/share/cadence/pulse2loopback/
 	install -d $(DESTDIR)$(PREFIX)/share/cadence/icons/
 	install -d $(DESTDIR)$(PREFIX)/share/cadence/templates/
+	install -d $(DESTDIR)$(PREFIX)/share/cadence/translations/
 	install -d $(X11_RC_DIR)
 
 	# Install script files and binaries
@@ -161,6 +182,11 @@ install:
 	# Install main code
 	install -m 755 src/*.py $(DESTDIR)$(PREFIX)/share/cadence/src/
 
+	# Install translations
+	$(foreach l,$(I18N_LANGUAGES),install -m 644 \
+		resources/translations/cadence_$(l).qm \
+		$(DESTDIR)$(PREFIX)/share/cadence/translations/)
+
 	# Install addtional stuff for Cadence
 	install -m 644 data/pulse2jack/*     $(DESTDIR)$(PREFIX)/share/cadence/pulse2jack/
 	install -m 644 data/pulse2loopback/* $(DESTDIR)$(PREFIX)/share/cadence/pulse2loopback/

src/cadence.py

@@ -41,6 +41,7 @@ import ui_cadence_rwait
 from shared_cadence import *
 from shared_canvasjack import *
 from shared_settings import *
+from shared_i18n import *
 
 # ------------------------------------------------------------------------------------------------------------
 # Import getoutput
@@ -2383,6 +2384,7 @@ if __name__ == '__main__':
     app.setApplicationVersion(VERSION)
     app.setOrganizationName("Cadence")
     app.setWindowIcon(QIcon(":/scalable/cadence.svg"))
+    setup_i18n()
 
     if haveDBus:
         gDBus.loop = DBusQtMainLoop(set_as_default=True)

src/catarina.py

@@ -42,6 +42,7 @@ import ui_catarina_connectports
 import ui_catarina_disconnectports
 from shared_canvasjack import *
 from shared_settings import *
+from shared_i18n import *
 
 # ------------------------------------------------------------------------------------------------------------
 # Try Import OpenGL
@@ -1308,6 +1309,7 @@ if __name__ == '__main__':
     app.setApplicationVersion(VERSION)
     app.setOrganizationName("Cadence")
     app.setWindowIcon(QIcon(":/scalable/catarina.svg"))
+    setup_i18n()
 
     # Show GUI
     gui = CatarinaMainW()

src/catia.py

@@ -22,6 +22,7 @@
 import ui_catia
 from shared_canvasjack import *
 from shared_settings import *
+from shared_i18n import *
 
 # ------------------------------------------------------------------------------------------------------------
 # Try Import DBus
@@ -1393,6 +1394,7 @@ if __name__ == '__main__':
     app.setApplicationVersion(VERSION)
     app.setOrganizationName("Cadence")
     app.setWindowIcon(QIcon(":/scalable/catia.svg"))
+    setup_i18n()
 
     if jacklib is None:
         QMessageBox.critical(None, app.translate("CatiaMainW", "Error"), app.translate("CatiaMainW",

src/claudia.py

@@ -42,6 +42,7 @@ import ui_claudia_projectproperties
 import ui_claudia_runcustom
 from shared_canvasjack import *
 from shared_settings import *
+from shared_i18n import *
 
 # ------------------------------------------------------------------------------------------------------------
 # Try Import DBus
@@ -2750,6 +2751,7 @@ if __name__ == '__main__':
     app.setApplicationVersion(VERSION)
     app.setOrganizationName("Cadence")
     app.setWindowIcon(QIcon(":/scalable/claudia.svg"))
+    setup_i18n()
 
     if not haveDBus:
         QMessageBox.critical(None, app.translate("ClaudiaMainW", "Error"), app.translate("ClaudiaMainW",

src/claudia_launcher.py

@@ -34,6 +34,7 @@ else:
 import claudia_database as database
 import ui_claudia_launcher
 from shared import *
+from shared_i18n import *
 
 # ------------------------------------------------------------------------------------------------------------
 # Imports (Carla)
@@ -1352,6 +1353,7 @@ if __name__ == '__main__':
     app.setApplicationVersion(VERSION)
     app.setOrganizationName("Cadence")
     app.setWindowIcon(QIcon(":/scalable/claudia-launcher.svg"))
+    setup_i18n()
 
     # Do not close on SIGUSR1
     signal(SIGUSR1, SIG_IGN)

src/jacksettings.py

@@ -34,6 +34,7 @@ else:
 # Imports (Custom Stuff)
 
 import ui_settings_jack
+from shared_i18n import *
 
 # ------------------------------------------------------------------------------------------------------------
 # Try Import DBus
@@ -924,6 +925,7 @@ if __name__ == '__main__':
 
     # App initialization
     app = QApplication(sys_argv)
+    setup_i18n()
 
     # Connect to DBus
     if dbus:

src/logs.py

@@ -33,6 +33,7 @@ else:
 
 import ui_logs
 from shared import *
+from shared_i18n import *
 
 # ------------------------------------------------------------------------------------------------------------
 # Fix log text output (get rid of terminal colors stuff)
@@ -451,6 +452,7 @@ if __name__ == '__main__':
     app.setApplicationVersion(VERSION)
     app.setOrganizationName("Cadence")
     app.setWindowIcon(QIcon(":/scalable/cadence.svg"))
+    setup_i18n()
 
     # Show GUI
     gui = LogsW(None)

src/render.py

@@ -33,6 +33,7 @@ else:
 
 import ui_render
 from shared import *
+from shared_i18n import *
 from jacklib_helpers import *
 
 # ------------------------------------------------------------------------------------------------------------
@@ -442,6 +443,7 @@ if __name__ == '__main__':
     app.setApplicationVersion(VERSION)
     app.setOrganizationName("Cadence")
     app.setWindowIcon(QIcon(":/scalable/cadence.svg"))
+    setup_i18n()
 
     if jacklib is None:
         QMessageBox.critical(None, app.translate("RenderW", "Error"), app.translate("RenderW",

src/shared_i18n.py

@@ -0,0 +1,49 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+# Common/Shared code related to Internationalization
+# Copyright (C) 2019 Filipe Coelho <falktx@falktx.com>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# For a full copy of the GNU General Public License see the COPYING file
+
+# ------------------------------------------------------------------------------------------------------------
+# Imports (Global)
+
+import os, sys
+if True:
+    from PyQt5.QtCore import QCoreApplication, QTranslator, QLocale, QLibraryInfo
+else:
+    from PyQt4.QtCore import QCoreApplication, QTranslator, QLocale, QLibraryInfo
+
+def setup_i18n():
+    app = QCoreApplication.instance()
+    locale = QLocale()
+
+    syspath = sys.path[0]
+    qmpath = os.path.join(syspath, "..", "translations")
+
+    # Load translations from Cadence resources
+    translator = QTranslator()
+    if not translator.load(locale, "cadence", "_", qmpath):
+        return False
+    app.installTranslator(translator)
+    app.fAppTranslator = translator
+
+    # Load translations from Qt libraries
+    translator = QTranslator()
+    if not translator.load(locale, "qt", "_", qmpath):
+        translator.load(locale, "qt", "_", QLibraryInfo.location(QLibraryInfo.TranslationsPath))
+    app.installTranslator(translator)
+    app.fSysTranslator = translator
+
+    return True

src/systray.py

@@ -49,6 +49,8 @@ try:
 except:
     TrayEngine = "Qt"
 
+from shared_i18n import *
+
 print("Using Tray Engine '%s'" % TrayEngine)
 
 iActNameId = 0
@@ -680,6 +682,7 @@ if __name__ == '__main__':
             QDialog.closeEvent(self, event)
 
     app = QApplication(sys.argv)
+    setup_i18n()
     gui = ExampleGUI()
     gui.show()
     sys.exit(gui.systray.exec_(app))