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// SPDX-License-Identifier: GPL-3.0-only
// SPDX-FileCopyrightText: 2026 Project Tick
// SPDX-FileContributor: Project Tick Team
/*
* ProjT Launcher - Minecraft Launcher
* Copyright (C) 2026 Project Tick
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 3.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "LanguageSelectionWidget.h"
#include <QCheckBox>
#include <QHeaderView>
#include <QLabel>
#include <QTreeView>
#include <QVBoxLayout>
#include "Application.h"
#include "BuildConfig.h"
#include "settings/Setting.h"
#include "translations/TranslationsModel.h"
LanguageSelectionWidget::LanguageSelectionWidget(QWidget* parent) : QWidget(parent)
{
verticalLayout = new QVBoxLayout(this);
verticalLayout->setObjectName(QStringLiteral("verticalLayout"));
languageView = new QTreeView(this);
languageView->setObjectName(QStringLiteral("languageView"));
languageView->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
languageView->setAlternatingRowColors(true);
languageView->setRootIsDecorated(false);
languageView->setItemsExpandable(false);
languageView->setWordWrap(true);
languageView->header()->setCascadingSectionResizes(true);
languageView->header()->setStretchLastSection(false);
verticalLayout->addWidget(languageView);
helpUsLabel = new QLabel(this);
helpUsLabel->setObjectName(QStringLiteral("helpUsLabel"));
helpUsLabel->setTextInteractionFlags(Qt::LinksAccessibleByMouse);
helpUsLabel->setOpenExternalLinks(true);
helpUsLabel->setWordWrap(true);
verticalLayout->addWidget(helpUsLabel);
formatCheckbox = new QCheckBox(this);
formatCheckbox->setObjectName(QStringLiteral("formatCheckbox"));
formatCheckbox->setCheckState(APPLICATION->settings()->get("UseSystemLocale").toBool() ? Qt::Checked
: Qt::Unchecked);
connect(formatCheckbox,
&QCheckBox::stateChanged,
[this]() { APPLICATION->translations()->setUseSystemLocale(formatCheckbox->isChecked()); });
verticalLayout->addWidget(formatCheckbox);
auto translations = APPLICATION->translations();
auto index = translations->selectedIndex();
languageView->setModel(translations.get());
languageView->setCurrentIndex(index);
languageView->header()->setSectionResizeMode(QHeaderView::ResizeToContents);
languageView->header()->setSectionResizeMode(0, QHeaderView::Stretch);
connect(languageView->selectionModel(),
&QItemSelectionModel::currentRowChanged,
this,
&LanguageSelectionWidget::languageRowChanged);
verticalLayout->setContentsMargins(0, 0, 0, 0);
auto language_setting = APPLICATION->settings()->getSetting("Language");
connect(language_setting.get(), &Setting::SettingChanged, this, &LanguageSelectionWidget::languageSettingChanged);
}
QString LanguageSelectionWidget::getSelectedLanguageKey() const
{
auto translations = APPLICATION->translations();
return translations->data(languageView->currentIndex(), Qt::UserRole).toString();
}
void LanguageSelectionWidget::retranslate()
{
QString text =
tr("Don't see your language or the quality is poor?<br/><a href=\"%1\">Help us with translations!</a>")
.arg(BuildConfig.TRANSLATIONS_URL);
helpUsLabel->setText(text);
formatCheckbox->setText(tr("Use system locales"));
}
void LanguageSelectionWidget::languageRowChanged(const QModelIndex& current, const QModelIndex& previous)
{
if (current == previous)
{
return;
}
auto translations = APPLICATION->translations();
QString key = translations->data(current, Qt::UserRole).toString();
translations->selectLanguage(key);
translations->updateLanguage(key);
}
void LanguageSelectionWidget::languageSettingChanged(const Setting&, const QVariant&)
{
auto translations = APPLICATION->translations();
auto index = translations->selectedIndex();
languageView->setCurrentIndex(index);
}
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