squawk/ui/widgets/settings/settings.cpp

/*
 * Squawk messenger.
 * Copyright (C) 2019 Yury Gubich <blue@macaw.me>
 *
 * 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, either version 3 of the License, or
 * (at your option) any later version.
 *
 * 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, see <http://www.gnu.org/licenses/>.
 */

#include "settings.h"
#include "ui_settings.h"

Settings::Settings(QWidget* parent):
    QWidget(parent),
    m_ui(new Ui::Settings()),
    modifiedSettings()
{
    m_ui->setupUi(this);

    connect(m_ui->list, &QListWidget::currentItemChanged, this, &Settings::onCurrentPageChanged);

    connect(m_ui->General, &PageGeneral::variableModified, this, &Settings::onVariableModified);
    connect(m_ui->Appearance, &PageAppearance::variableModified, this, &Settings::onVariableModified);

    connect(m_ui->applyButton, &QPushButton::clicked, this, &Settings::apply);
    connect(m_ui->okButton, &QPushButton::clicked, this, &Settings::confirm);
    connect(m_ui->cancelButton, &QPushButton::clicked, this, &Settings::close);
}

Settings::~Settings()
{
}

void Settings::onCurrentPageChanged(QListWidgetItem* current)
{
    if (current != nullptr) {
        m_ui->header->setText(current->text());

        m_ui->content->setCurrentIndex(m_ui->list->currentRow());
    }
}

void Settings::onVariableModified(const QString& key, const QVariant& value)
{
    modifiedSettings[key] = value;
}

void Settings::apply()
{
    QSettings settings;
    bool trayChanged = false;
    for (const std::pair<const QString, QVariant>& pair: modifiedSettings) {
        if (pair.first == "style") {
            Shared::Global::setStyle(pair.second.toString());
            settings.setValue(pair.first, pair.second);
        } else if (pair.first == "theme") {
            Shared::Global::setTheme(pair.second.toString());
            settings.setValue(pair.first, pair.second);
        } else if (pair.first == "downloadsPath") {
            QString path = pair.second.toString();
            if (!Shared::isSubdirectoryOfSettings(path)) {
                path = Shared::getAbsoluteWritablePath(path);
                if (path.size() > 0) {
                    settings.setValue(pair.first, path);
                    emit changeDownloadsPath(path);
                }
            }
        } else if (pair.first == "tray" || pair.first == "hideTray") {
            bool oldValue = settings.value(pair.first, false).toBool();
            bool newValue = pair.second.toBool();
            if (oldValue != newValue) {
                trayChanged = true;
                settings.setValue(pair.first, pair.second);
            }
        }
    }

    if (trayChanged) {
        emit changeTray(settings.value("tray", false).toBool(), settings.value("hideTray", false).toBool());
    }

    modifiedSettings.clear();
}

void Settings::confirm()
{
    apply();
    close();
}