A system of translations into different languages has been implemented. Added translations into Russian. Various UI fixes for valid internationalization

2022-08-28 11:33:56 +03:00
parent 2a960893d0
commit 4a0f78c247
39 changed files with 3365 additions and 357 deletions
--- a/translator.cpp
+++ b/translator.cpp
@@ -0,0 +1,87 @@
+#include "translator.h"
+
+#include <QTranslator>
+#include <QCoreApplication>
+#include <QQmlEngine>
+#include <QLocale>
+#include <QTimer>
+
+Translator::Translator(QQmlEngine *engine, QObject *parent) :
+    QObject(parent),
+    mQmlEngine(engine),
+    mCurrentTranslator(new QTranslator(this))
+{
+    mNamesMap =
+    {
+        {Language::English, tr("EN")},
+        {Language::Russian, tr("RU")},
+        {Language::Italian, tr("IT")}
+    };
+
+    mIconsMap =
+    {
+        {Language::English, "qrc:/Icons/english-flag.svg"},
+        {Language::Russian, "qrc:/Icons/russian-flag.svg"},
+        {Language::Italian, "qrc:/Icons/italian-flag.svg"}
+    };
+
+    mTranslationsMap =
+    {
+        {Language::English, ":/cubo_en.qm"},
+        {Language::Russian, ":/cubo_ru.qm"},
+        {Language::Italian, ":/cubo_it.qm"}
+    };
+
+    QCoreApplication::installTranslator(mCurrentTranslator);
+
+    if (QLocale::system().language() == QLocale::Russian)
+    {
+        setCurrentLanguage(Language::Russian);
+    }
+    else if (QLocale::system().language() == QLocale::Italian)
+    {
+        setCurrentLanguage(Language::Italian);
+    }
+    else
+    {
+        setCurrentLanguage(Language::English);
+    }
+}
+
+QString Translator::languageName(Language language) const
+{
+    return mNamesMap.value(language);
+}
+
+QString Translator::languageIcon(Language language) const
+{
+    return mIconsMap.value(language);
+}
+
+Translator::Language Translator::currentLanguage() const
+{
+    return mCurrentLanguage;
+}
+
+void Translator::setCurrentLanguage(Language language)
+{
+    if (mCurrentTranslator->load(mTranslationsMap.value(language)))
+    {
+        QTimer::singleShot(0, this, [this]{ mQmlEngine->retranslate();} );
+    }
+
+    mCurrentLanguage = language;
+    emit currentLanguageChanged();
+    emit currentLanguageNameChanged();
+    emit currentLanguageIconChanged();
+}
+
+QString Translator::currentLanguageName() const
+{
+    return languageName(mCurrentLanguage);
+}
+
+QString Translator::currentLanguageIcon() const
+{
+    return languageIcon(mCurrentLanguage);
+}