From: Soeren Apel <redacted>
Date: Sun, 12 Jan 2020 13:02:10 +0000 (+0100)
Subject: Translations: Use Qt translations
X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=commitdiff_plain;h=4353c902e15b08115d42ca18b0db84d4b31a7930

Translations: Use Qt translations
---

diff --git a/INSTALL b/INSTALL
index dce8eb64..0f551168 100644
--- a/INSTALL
+++ b/INSTALL
@@ -18,6 +18,7 @@ Requirements
  - gstreamermm-1.0 (>= 1.8.0)
  - Qt5 (>= 5.3), including the following components:
     - Qt5Core, Qt5Gui, Qt5Widgets, Qt5Svg
+    - Qt translation package (at runtime, not build time)
  - libboost >= 1.55 (including the following libs):
     - libboost-system
     - libboost-filesystem
diff --git a/pv/application.cpp b/pv/application.cpp
index 67e0444f..3e4691d0 100644
--- a/pv/application.cpp
+++ b/pv/application.cpp
@@ -22,6 +22,7 @@
 
 #include <QDebug>
 #include <QDir>
+#include <QLibraryInfo>
 #include <QMessageBox>
 #include <QWidget>
 
@@ -84,6 +85,7 @@ void Application::switch_language(const QString& language)
 {
 	removeTranslator(&app_translator_);
 	removeTranslator(&qt_translator_);
+	removeTranslator(&qtbase_translator_);
 
 	if ((language != "C") && (language != "en")) {
 		// Application translations
@@ -94,11 +96,20 @@ void Application::switch_language(const QString& language)
 			qWarning() << "Translation resource" << resource << "not found";
 
 		// Qt translations
-		resource = ":/l10n/qtbase_" + language +".qm";
-		if (qt_translator_.load(resource))
+		QString tr_path(QLibraryInfo::location(QLibraryInfo::TranslationsPath));
+
+		if (qt_translator_.load("qt_" + language, tr_path))
 			installTranslator(&qt_translator_);
 		else
-			qWarning() << "Translation resource" << resource << "not found";
+			qWarning() << "QT translations for" << language << "not found at" <<
+				tr_path << ", Qt translations package is probably missing";
+
+		// Qt base translations
+		if (qtbase_translator_.load("qtbase_" + language, tr_path))
+			installTranslator(&qtbase_translator_);
+		else
+			qWarning() << "QT base translations for" << language << "not found at" <<
+				tr_path << ", Qt translations package is probably missing";
 	}
 
 	if (!topLevelWidgets().empty()) {
diff --git a/pv/application.hpp b/pv/application.hpp
index 78b2f9ec..61fe46e2 100644
--- a/pv/application.hpp
+++ b/pv/application.hpp
@@ -67,7 +67,7 @@ private:
 	vector< pair<QString, QString> > output_format_list_;
 	vector< pair<QString, QString> > pd_list_;
 
-	QTranslator app_translator_, qt_translator_;
+	QTranslator app_translator_, qt_translator_, qtbase_translator_;
 };
 
 #endif // PULSEVIEW_PV_APPLICATION_HPP