MultiMC5/launcher/settings/SettingsObject.cpp

143 lines
4.2 KiB
C++

/* Copyright 2013-2021 MultiMC Contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "settings/SettingsObject.h"
#include "settings/Setting.h"
#include "settings/OverrideSetting.h"
#include "PassthroughSetting.h"
#include <QDebug>
#include <QVariant>
SettingsObject::SettingsObject(QObject *parent) : QObject(parent)
{
}
SettingsObject::~SettingsObject()
{
m_settings.clear();
}
std::shared_ptr<Setting> SettingsObject::registerOverride(std::shared_ptr<Setting> original,
std::shared_ptr<Setting> gate)
{
if (contains(original->id()))
{
qCritical() << QString("Failed to register setting %1. ID already exists.")
.arg(original->id());
return nullptr; // Fail
}
auto override = std::make_shared<OverrideSetting>(original, gate);
override->m_storage = this;
connectSignals(*override);
m_settings.insert(override->id(), override);
return override;
}
std::shared_ptr<Setting> SettingsObject::registerPassthrough(std::shared_ptr<Setting> original,
std::shared_ptr<Setting> gate)
{
if (contains(original->id()))
{
qCritical() << QString("Failed to register setting %1. ID already exists.")
.arg(original->id());
return nullptr; // Fail
}
auto passthrough = std::make_shared<PassthroughSetting>(original, gate);
passthrough->m_storage = this;
connectSignals(*passthrough);
m_settings.insert(passthrough->id(), passthrough);
return passthrough;
}
std::shared_ptr<Setting> SettingsObject::registerSetting(QStringList synonyms, QVariant defVal)
{
if (synonyms.empty())
return nullptr;
if (contains(synonyms.first()))
{
qCritical() << QString("Failed to register setting %1. ID already exists.")
.arg(synonyms.first());
return nullptr; // Fail
}
auto setting = std::make_shared<Setting>(synonyms, defVal);
setting->m_storage = this;
connectSignals(*setting);
m_settings.insert(setting->id(), setting);
return setting;
}
std::shared_ptr<Setting> SettingsObject::getSetting(const QString &id) const
{
// Make sure there is a setting with the given ID.
if (!m_settings.contains(id))
return NULL;
return m_settings[id];
}
QVariant SettingsObject::get(const QString &id) const
{
auto setting = getSetting(id);
return (setting ? setting->get() : QVariant());
}
bool SettingsObject::set(const QString &id, QVariant value)
{
auto setting = getSetting(id);
if (!setting)
{
qCritical() << QString("Error changing setting %1. Setting doesn't exist.").arg(id);
return false;
}
else
{
setting->set(value);
return true;
}
}
void SettingsObject::reset(const QString &id) const
{
auto setting = getSetting(id);
if (setting)
setting->reset();
}
bool SettingsObject::contains(const QString &id)
{
return m_settings.contains(id);
}
bool SettingsObject::reload()
{
for (auto setting : m_settings.values())
{
setting->set(setting->get());
}
return true;
}
void SettingsObject::connectSignals(const Setting &setting)
{
connect(&setting, SIGNAL(SettingChanged(const Setting &, QVariant)),
SLOT(changeSetting(const Setting &, QVariant)));
connect(&setting, SIGNAL(SettingChanged(const Setting &, QVariant)),
SIGNAL(SettingChanged(const Setting &, QVariant)));
connect(&setting, SIGNAL(settingReset(Setting)), SLOT(resetSetting(const Setting &)));
connect(&setting, SIGNAL(settingReset(Setting)), SIGNAL(settingReset(const Setting &)));
}