dolphin/Source/Core/Common/Config/Layer.h

81 lines
2.0 KiB
C
Raw Normal View History

// Copyright 2016 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#pragma once
#include <map>
#include <memory>
#include <string>
#include <vector>
#include "Common/Config/Enums.h"
#include "Common/Config/Section.h"
namespace Config
{
using LayerMap = std::map<System, std::vector<std::unique_ptr<Section>>>;
class ConfigLayerLoader
{
public:
explicit ConfigLayerLoader(LayerType layer);
virtual ~ConfigLayerLoader();
virtual void Load(Layer* config_layer) = 0;
virtual void Save(Layer* config_layer) = 0;
LayerType GetLayer() const;
private:
const LayerType m_layer;
};
class Layer
{
public:
explicit Layer(LayerType layer);
explicit Layer(std::unique_ptr<ConfigLayerLoader> loader);
virtual ~Layer();
// Convenience functions
bool Exists(System system, const std::string& section_name, const std::string& key);
bool DeleteKey(System system, const std::string& section_name, const std::string& key);
template <typename T>
bool GetIfExists(System system, const std::string& section_name, const std::string& key, T* value)
{
if (Exists(system, section_name, key))
return GetOrCreateSection(system, section_name)->Get(key, value);
return false;
}
virtual Section* GetSection(System system, const std::string& section_name);
virtual Section* GetOrCreateSection(System system, const std::string& section_name);
// Explicit load and save of layers
void Load();
void Save();
LayerType GetLayer() const;
const LayerMap& GetLayerMap() const;
// Stay away from this routine as much as possible
ConfigLayerLoader* GetLoader() const;
protected:
bool IsDirty() const;
void ClearDirty();
LayerMap m_sections;
const LayerType m_layer;
std::unique_ptr<ConfigLayerLoader> m_loader;
};
class RecursiveLayer final : public Layer
{
public:
RecursiveLayer();
Section* GetSection(System system, const std::string& section_name) override;
Section* GetOrCreateSection(System system, const std::string& section_name) override;
};
}