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-rw-r--r--logic/settings/SettingsObject.cpp124
1 files changed, 124 insertions, 0 deletions
diff --git a/logic/settings/SettingsObject.cpp b/logic/settings/SettingsObject.cpp
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+++ b/logic/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 "logic/settings/SettingsObject.h"
+#include "logic/settings/Setting.h"
+#include "logic/settings/OverrideSetting.h"
+#include "logger/QsLog.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()))
+ {
+ QLOG_ERROR() << QString("Failed to register setting %1. ID already exists.")
+ .arg(original->id());
+ 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()))
+ {
+ QLOG_ERROR() << 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)
+ {
+ QLOG_ERROR() << 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 &)));
+}