1 files changed, 142 insertions, 0 deletions

diff --git a/src/citra_qt/configuration/configure_system.cpp b/src/citra_qt/configuration/configure_system.cpp
new file mode 100644
index 000000000..a3a9015a4
--- /dev/null
+++ b/src/citra_qt/configuration/configure_system.cpp
@@ -0,0 +1,142 @@
+// Copyright 2016 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "citra_qt/configuration/configure_system.h"
+#include "citra_qt/ui_settings.h"
+#include "core/core.h"
+#include "core/hle/service/cfg/cfg.h"
+#include "core/hle/service/fs/archive.h"
+#include "ui_configure_system.h"
+
+static const std::array<int, 12> days_in_month = {{
+    31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31,
+}};
+
+ConfigureSystem::ConfigureSystem(QWidget* parent) : QWidget(parent), ui(new Ui::ConfigureSystem) {
+    ui->setupUi(this);
+    connect(ui->combo_birthmonth, SIGNAL(currentIndexChanged(int)),
+            SLOT(updateBirthdayComboBox(int)));
+
+    this->setConfiguration();
+}
+
+ConfigureSystem::~ConfigureSystem() {}
+
+void ConfigureSystem::setConfiguration() {
+    enabled = !Core::System::GetInstance().IsPoweredOn();
+
+    if (!enabled) {
+        ReadSystemSettings();
+        ui->group_system_settings->setEnabled(false);
+    } else {
+        // This tab is enabled only when game is not running (i.e. all service are not initialized).
+        // Temporarily register archive types and load the config savegame file to memory.
+        Service::FS::RegisterArchiveTypes();
+        ResultCode result = Service::CFG::LoadConfigNANDSaveFile();
+        Service::FS::UnregisterArchiveTypes();
+
+        if (result.IsError()) {
+            ui->label_disable_info->setText(tr("Failed to load system settings data."));
+            ui->group_system_settings->setEnabled(false);
+            enabled = false;
+            return;
+        }
+
+        ReadSystemSettings();
+        ui->label_disable_info->hide();
+    }
+}
+
+void ConfigureSystem::ReadSystemSettings() {
+    // set username
+    username = Service::CFG::GetUsername();
+    // TODO(wwylele): Use this when we move to Qt 5.5
+    // ui->edit_username->setText(QString::fromStdU16String(username));
+    ui->edit_username->setText(
+        QString::fromUtf16(reinterpret_cast<const ushort*>(username.data())));
+
+    // set birthday
+    std::tie(birthmonth, birthday) = Service::CFG::GetBirthday();
+    ui->combo_birthmonth->setCurrentIndex(birthmonth - 1);
+    updateBirthdayComboBox(
+        birthmonth -
+        1); // explicitly update it because the signal from setCurrentIndex is not reliable
+    ui->combo_birthday->setCurrentIndex(birthday - 1);
+
+    // set system language
+    language_index = Service::CFG::GetSystemLanguage();
+    ui->combo_language->setCurrentIndex(language_index);
+
+    // set sound output mode
+    sound_index = Service::CFG::GetSoundOutputMode();
+    ui->combo_sound->setCurrentIndex(sound_index);
+}
+
+void ConfigureSystem::applyConfiguration() {
+    if (!enabled)
+        return;
+
+    bool modified = false;
+
+    // apply username
+    // TODO(wwylele): Use this when we move to Qt 5.5
+    // std::u16string new_username = ui->edit_username->text().toStdU16String();
+    std::u16string new_username(
+        reinterpret_cast<const char16_t*>(ui->edit_username->text().utf16()));
+    if (new_username != username) {
+        Service::CFG::SetUsername(new_username);
+        modified = true;
+    }
+
+    // apply birthday
+    int new_birthmonth = ui->combo_birthmonth->currentIndex() + 1;
+    int new_birthday = ui->combo_birthday->currentIndex() + 1;
+    if (birthmonth != new_birthmonth || birthday != new_birthday) {
+        Service::CFG::SetBirthday(new_birthmonth, new_birthday);
+        modified = true;
+    }
+
+    // apply language
+    int new_language = ui->combo_language->currentIndex();
+    if (language_index != new_language) {
+        Service::CFG::SetSystemLanguage(static_cast<Service::CFG::SystemLanguage>(new_language));
+        modified = true;
+    }
+
+    // apply sound
+    int new_sound = ui->combo_sound->currentIndex();
+    if (sound_index != new_sound) {
+        Service::CFG::SetSoundOutputMode(static_cast<Service::CFG::SoundOutputMode>(new_sound));
+        modified = true;
+    }
+
+    // update the config savegame if any item is modified.
+    if (modified)
+        Service::CFG::UpdateConfigNANDSavegame();
+}
+
+void ConfigureSystem::updateBirthdayComboBox(int birthmonth_index) {
+    if (birthmonth_index < 0 || birthmonth_index >= 12)
+        return;
+
+    // store current day selection
+    int birthday_index = ui->combo_birthday->currentIndex();
+
+    // get number of days in the new selected month
+    int days = days_in_month[birthmonth_index];
+
+    // if the selected day is out of range,
+    // reset it to 1st
+    if (birthday_index < 0 || birthday_index >= days)
+        birthday_index = 0;
+
+    // update the day combo box
+    ui->combo_birthday->clear();
+    for (int i = 1; i <= days; ++i) {
+        ui->combo_birthday->addItem(QString::number(i));
+    }
+
+    // restore the day selection
+    ui->combo_birthday->setCurrentIndex(birthday_index);
+}