From a9339838ac295a4d045433c1b20fd5666fb35575 Mon Sep 17 00:00:00 2001
From: Ilya Kitaev <mbg033@gmail.com>
Date: Tue, 19 Jul 2016 23:31:09 +0300
Subject: TranslationManager, Russian translation example

---
 TranslationManager.cpp | 63 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 TranslationManager.cpp

(limited to 'TranslationManager.cpp')

diff --git a/TranslationManager.cpp b/TranslationManager.cpp
new file mode 100644
index 00000000..69448ce2
--- /dev/null
+++ b/TranslationManager.cpp
@@ -0,0 +1,63 @@
+#include "TranslationManager.h"
+
+#include <QApplication>
+#include <QTranslator>
+#include <QDir>
+#include <QDebug>
+#include <QFileInfo>
+
+
+TranslationManager * TranslationManager::m_instance = nullptr;
+
+
+TranslationManager::TranslationManager(QObject *parent) : QObject(parent)
+{
+    m_translator = new QTranslator(this);
+}
+
+bool TranslationManager::setLanguage(const QString &language)
+{
+    qDebug() << __FUNCTION__ << " " << language;
+    // if language is "en", remove translator
+    if (language.toLower() == "en") {
+        qApp->removeTranslator(m_translator);
+        emit languageChanged();
+        return true;
+    }
+
+    // we expecting to have translation files in "i18n" directory
+    QString dir = qApp->applicationDirPath() + QDir::separator() + "i18n";
+
+    QString filename = "monero-core_" + language;
+
+    qDebug("%s: loading translation file '%s' from '%s",
+           __FUNCTION__, qPrintable(filename), qPrintable(dir));
+
+
+    if (m_translator->load(filename, dir)) {
+        qDebug("%s: translation for language '%s' loaded successfully",
+               __FUNCTION__, qPrintable(language));
+        // TODO: apply locale?
+        qApp->installTranslator(m_translator);
+        emit languageChanged();
+        return true;
+    } else {
+        qCritical("%s: error loading translation for language '%s'",
+                  __FUNCTION__, qPrintable(language));
+        return false;
+    }
+}
+
+TranslationManager *TranslationManager::instance()
+{
+    if (!m_instance) {
+        m_instance = new TranslationManager();
+    }
+    return m_instance;
+}
+
+QString TranslationManager::emptyString()
+{
+    return "";
+}
+
-- 
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