1 files changed, 31 insertions, 0 deletions
diff --git a/src/yuzu/configuration/configure_ui.cpp b/src/yuzu/configuration/configure_ui.cpp
index 94424ee44..24b6c5b72 100644
--- a/src/yuzu/configuration/configure_ui.cpp
+++ b/src/yuzu/configuration/configure_ui.cpp
@@ -5,6 +5,7 @@
 #include <array>
 #include <utility>
 
+#include <QDirIterator>
 #include "common/common_types.h"
 #include "core/settings.h"
 #include "ui_configure_ui.h"
@@ -29,6 +30,8 @@ constexpr std::array row_text_names{
 ConfigureUi::ConfigureUi(QWidget* parent) : QWidget(parent), ui(new Ui::ConfigureUi) {
     ui->setupUi(this);
 
+    InitializeLanguageComboBox();
+
     for (const auto& theme : UISettings::themes) {
         ui->theme_combobox->addItem(QString::fromUtf8(theme.first),
                                     QString::fromUtf8(theme.second));
@@ -72,6 +75,8 @@ void ConfigureUi::RequestGameListUpdate() {
 
 void ConfigureUi::SetConfiguration() {
     ui->theme_combobox->setCurrentIndex(ui->theme_combobox->findData(UISettings::values.theme));
+    ui->language_combobox->setCurrentIndex(
+        ui->language_combobox->findData(UISettings::values.language));
     ui->show_add_ons->setChecked(UISettings::values.show_add_ons);
     ui->icon_size_combobox->setCurrentIndex(
         ui->icon_size_combobox->findData(UISettings::values.icon_size));
@@ -100,6 +105,25 @@ void ConfigureUi::RetranslateUI() {
     }
 }
 
+void ConfigureUi::InitializeLanguageComboBox() {
+    ui->language_combobox->addItem(tr("<System>"), QString{});
+    ui->language_combobox->addItem(tr("English"), QStringLiteral("en"));
+    QDirIterator it(QStringLiteral(":/languages"), QDirIterator::NoIteratorFlags);
+    while (it.hasNext()) {
+        QString locale = it.next();
+        locale.truncate(locale.lastIndexOf(QLatin1Char{'.'}));
+        locale.remove(0, locale.lastIndexOf(QLatin1Char{'/'}) + 1);
+        const QString lang = QLocale::languageToString(QLocale(locale).language());
+        ui->language_combobox->addItem(lang, locale);
+    }
+
+    // Unlike other configuration changes, interface language changes need to be reflected on the
+    // interface immediately. This is done by passing a signal to the main window, and then
+    // retranslating when passing back.
+    connect(ui->language_combobox, QOverload<int>::of(&QComboBox::currentIndexChanged), this,
+            &ConfigureUi::OnLanguageChanged);
+}
+
 void ConfigureUi::InitializeIconSizeComboBox() {
     for (const auto& size : default_icon_sizes) {
         ui->icon_size_combobox->addItem(QString::fromUtf8(size.second), size.first);
@@ -147,3 +171,10 @@ void ConfigureUi::UpdateSecondRowComboBox(bool init) {
     ui->row_2_text_combobox->removeItem(
         ui->row_2_text_combobox->findData(ui->row_1_text_combobox->currentData()));
 }
+
+void ConfigureUi::OnLanguageChanged(int index) {
+    if (index == -1)
+        return;
+
+    emit LanguageChanged(ui->language_combobox->itemData(index).toString());
+}