MultiMC5/depends/settings/settingsobject.cpp

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/* Copyright 2013 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 "settingsobject.h"
#include "setting.h"
#include "overridesetting.h"
#include <QVariant>
SettingsObject::SettingsObject(QObject *parent) : QObject(parent)
{
}
SettingsObject::~SettingsObject()
{
m_settings.clear();
}
std::shared_ptr<Setting> SettingsObject::registerOverride(std::shared_ptr<Setting> original)
{
if (contains(original->id()))
{
qDebug(QString("Failed to register setting %1. ID already exists.")
.arg(original->id())
.toUtf8());
return nullptr; // Fail
}
auto override = std::make_shared<OverrideSetting>(original);
override->m_storage = this;
connectSignals(*override);
m_settings.insert(override->id(), override);
return override;
}
std::shared_ptr<Setting> SettingsObject::registerSetting(QStringList synonyms, QVariant defVal)
{
if (synonyms.empty())
return nullptr;
if (contains(synonyms.first()))
{
qDebug(QString("Failed to register setting %1. ID already exists.")
.arg(synonyms.first())
.toUtf8());
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;
}
/*
bool SettingsObject::registerSetting(Setting *setting)
{
if (contains(setting->id()))
{
qDebug(QString("Failed to register setting %1. ID already exists.")
.arg(setting->id())
.toUtf8());
return false; // Fail
}
m_settings.insert(setting->id(), setting);
setting->setParent(this); // Take ownership.
// Connect signals.
connectSignals(*setting);
// qDebug(QString("Registered setting %1.").arg(setting->id()).toUtf8());
return true;
}
*/
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)
{
qDebug(QString("Error changing setting %1. Setting doesn't exist.").arg(id).toUtf8());
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);
}
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 &)));
}