129 lines
3.4 KiB
C++
129 lines
3.4 KiB
C++
/*
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* SPDX-License-Identifier: GPL-3.0-only
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* MuseScore-CLA-applies
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*
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* MuseScore
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* Music Composition & Notation
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*
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* Copyright (C) 2021 MuseScore BVBA and others
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 3 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef MU_FRAMEWORK_SETTINGS_H
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#define MU_FRAMEWORK_SETTINGS_H
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#include <string>
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#include <vector>
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#include "val.h"
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#include "async/channel.h"
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#include "io/path.h"
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#include "modularity/ioc.h"
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#include "multiinstances/imultiinstancesprovider.h"
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//! NOTE We are gradually abandoning Qt in non-GUI classes.
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//! This settings interface is almost independent of Qt,
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//! QSettings are used only in the implementation for compatibility with current settings.
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//! Perhaps in the future this will be changed.
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class QSettings;
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namespace mu::framework {
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class Settings
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{
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INJECT(framework, mi::IMultiInstancesProvider, multiInstancesProvider)
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public:
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static Settings* instance();
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struct Key
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{
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std::string moduleName;
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std::string key;
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Key() = default;
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Key(std::string moduleName, std::string key);
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bool isNull() const;
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bool operator==(const Key& k) const;
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bool operator<(const Key& k) const;
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};
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struct Item
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{
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Key key;
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Val value;
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Val defaultValue;
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bool canBeManuallyEdited = false;
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bool isNull() const { return key.isNull(); }
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};
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using Items = std::map<Key, Item>;
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const Items& items() const;
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void reload();
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void load();
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void reset(bool keepDefaultSettings = false);
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Val value(const Key& key) const;
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Val defaultValue(const Key& key) const;
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//! NOTE Will be write to global config and sync between all instances
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void setSharedValue(const Key& key, const Val& value);
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//! NOTE Will be write to global config and NOT sync between instances
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void setLocalValue(const Key& key, const Val& value);
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void setDefaultValue(const Key& key, const Val& value);
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void setCanBeManuallyEdited(const Settings::Key& key, bool canBeManuallyEdited);
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void beginTransaction(bool notifyToOtherInstances = true);
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void commitTransaction(bool notifyToOtherInstances = true);
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void rollbackTransaction(bool notifyToOtherInstances = true);
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async::Channel<Val> valueChanged(const Key& key) const;
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io::path_t filePath() const;
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private:
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Settings();
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~Settings();
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Item& findItem(const Key& key) const;
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async::Channel<Val>& findChannel(const Key& key) const;
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void insertNewItem(const Key& key, const Val& value);
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Items readItems() const;
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void writeValue(const Key& key, const Val& value);
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QString dataPath() const;
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QSettings* m_settings = nullptr;
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mutable Items m_items;
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mutable Items m_localSettings;
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mutable bool m_isTransactionStarted = false;
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mutable std::map<Key, async::Channel<Val> > m_channels;
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};
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inline Settings* settings()
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{
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return Settings::instance();
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}
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}
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#endif // MU_FRAMEWORK_SETTINGS_H
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