btconfigcore.cpp

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/*********
*
* In the name of the Father, and of the Son, and of the Holy Spirit.
*
* This file is part of BibleTime's source code, https://bibletime.info/
*
* Copyright 1999-2025 by the BibleTime developers.
* The BibleTime source code is licensed under the GNU General Public License
* version 2.0.
*
**********/
 
#include "btconfigcore.h"
 
#ifndef NDEBUG
#include <QRegularExpression>
#endif
#include <QSettings>
#include <QScopeGuard>
#include "../../util/btassert.h"
#include "../../util/btdebugonly.h"
 
 
namespace {
 
auto groupGuard(QSettings & settings, QString const & group) {
    settings.beginGroup(group);
    return qScopeGuard([&settings]() { settings.endGroup(); });
}
auto groupGuard(QSettings & settings, QString const & group) {…}
 
} // anonymous namespace
namespace  {…}
 
BtConfigCore::BtConfigCore(std::shared_ptr<QSettings> state,
                           QString groupPrefix)
    : m_state(std::move(state))
    , m_groupPrefix(std::move(groupPrefix))
{
    BT_DEBUG_ONLY(
            static QRegularExpression const groupRegExp(
                    QStringLiteral("^([^/]+/)*$"));)
    BT_ASSERT(groupRegExp.match(m_groupPrefix).hasMatch());
}
BtConfigCore::BtConfigCore(std::shared_ptr<QSettings> state, {…}
 
BtConfigCore::~BtConfigCore() = default;
 
QVariant BtConfigCore::qVariantValue(QString const & key,
                                     QVariant const & defaultValue) const
{ return m_state->value(m_groupPrefix + key, defaultValue); }
QVariant BtConfigCore::qVariantValue(QString const & key, {…}
 
QStringList BtConfigCore::childKeys() const {
    if (m_groupPrefix.isEmpty())
        return m_state->childKeys();
    auto const cleanup = groupGuard(*m_state, m_groupPrefix);
    return m_state->childKeys();
}
QStringList BtConfigCore::childKeys() const  {…}
 
QStringList BtConfigCore::childGroups() const {
    if (m_groupPrefix.isEmpty())
        return m_state->childGroups();
    auto const cleanup = groupGuard(*m_state, m_groupPrefix);
    return m_state->childGroups();
}
QStringList BtConfigCore::childGroups() const  {…}
 
void BtConfigCore::remove(QString const & key)
{ m_state->remove(m_groupPrefix + key); }
void BtConfigCore::remove(QString const & key) {…}
 
void BtConfigCore::sync() { m_state->sync(); }
 
void BtConfigCore::setValue_(QString const & key, QVariant value)
{ m_state->setValue(m_groupPrefix + key, value); }
void BtConfigCore::setValue_(QString const & key, QVariant value) {…}