mirror of
https://github.com/dolphin-emu/dolphin.git
synced 2024-11-15 05:47:56 -07:00
e149ad4f0a
SPDX standardizes how source code conveys its copyright and licensing information. See https://spdx.github.io/spdx-spec/1-rationale/ . SPDX tags are adopted in many large projects, including things like the Linux kernel.
132 lines
3.1 KiB
C++
132 lines
3.1 KiB
C++
// Copyright 2016 Dolphin Emulator Project
|
|
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
|
|
#pragma once
|
|
|
|
#include <functional>
|
|
#include <map>
|
|
#include <memory>
|
|
#include <optional>
|
|
#include <string>
|
|
|
|
#include "Common/Config/ConfigInfo.h"
|
|
#include "Common/Config/Enums.h"
|
|
#include "Common/Config/Layer.h"
|
|
|
|
namespace Config
|
|
{
|
|
using ConfigChangedCallback = std::function<void()>;
|
|
|
|
// Layer management
|
|
void AddLayer(std::unique_ptr<ConfigLayerLoader> loader);
|
|
std::shared_ptr<Layer> GetLayer(LayerType layer);
|
|
void RemoveLayer(LayerType layer);
|
|
|
|
void AddConfigChangedCallback(ConfigChangedCallback func);
|
|
void OnConfigChanged();
|
|
|
|
// Returns the number of times the config has changed in the current execution of the program
|
|
u64 GetConfigVersion();
|
|
|
|
// Explicit load and save of layers
|
|
void Load();
|
|
void Save();
|
|
|
|
void Init();
|
|
void Shutdown();
|
|
void ClearCurrentRunLayer();
|
|
|
|
const std::string& GetSystemName(System system);
|
|
std::optional<System> GetSystemFromName(const std::string& system);
|
|
const std::string& GetLayerName(LayerType layer);
|
|
LayerType GetActiveLayerForConfig(const Location&);
|
|
|
|
std::optional<std::string> GetAsString(const Location&);
|
|
|
|
template <typename T>
|
|
T Get(LayerType layer, const Info<T>& info)
|
|
{
|
|
if (layer == LayerType::Meta)
|
|
return Get(info);
|
|
return GetLayer(layer)->Get(info);
|
|
}
|
|
|
|
template <typename T>
|
|
T Get(const Info<T>& info)
|
|
{
|
|
CachedValue<T> cached = info.GetCachedValue();
|
|
const u64 config_version = GetConfigVersion();
|
|
|
|
if (cached.config_version < config_version)
|
|
{
|
|
cached.value = GetUncached(info);
|
|
cached.config_version = config_version;
|
|
|
|
info.SetCachedValue(cached);
|
|
}
|
|
|
|
return cached.value;
|
|
}
|
|
|
|
template <typename T>
|
|
T GetUncached(const Info<T>& info)
|
|
{
|
|
const std::optional<std::string> str = GetAsString(info.GetLocation());
|
|
if (!str)
|
|
return info.GetDefaultValue();
|
|
|
|
return detail::TryParse<T>(*str).value_or(info.GetDefaultValue());
|
|
}
|
|
|
|
template <typename T>
|
|
T GetBase(const Info<T>& info)
|
|
{
|
|
return Get(LayerType::Base, info);
|
|
}
|
|
|
|
template <typename T>
|
|
LayerType GetActiveLayerForConfig(const Info<T>& info)
|
|
{
|
|
return GetActiveLayerForConfig(info.GetLocation());
|
|
}
|
|
|
|
template <typename T>
|
|
void Set(LayerType layer, const Info<T>& info, const std::common_type_t<T>& value)
|
|
{
|
|
if (GetLayer(layer)->Set(info, value))
|
|
OnConfigChanged();
|
|
}
|
|
|
|
template <typename T>
|
|
void SetBase(const Info<T>& info, const std::common_type_t<T>& value)
|
|
{
|
|
Set<T>(LayerType::Base, info, value);
|
|
}
|
|
|
|
template <typename T>
|
|
void SetCurrent(const Info<T>& info, const std::common_type_t<T>& value)
|
|
{
|
|
Set<T>(LayerType::CurrentRun, info, value);
|
|
}
|
|
|
|
template <typename T>
|
|
void SetBaseOrCurrent(const Info<T>& info, const std::common_type_t<T>& value)
|
|
{
|
|
if (GetActiveLayerForConfig(info) == LayerType::Base)
|
|
Set<T>(LayerType::Base, info, value);
|
|
else
|
|
Set<T>(LayerType::CurrentRun, info, value);
|
|
}
|
|
|
|
// Used to defer OnConfigChanged until after the completion of many config changes.
|
|
class ConfigChangeCallbackGuard
|
|
{
|
|
public:
|
|
ConfigChangeCallbackGuard();
|
|
~ConfigChangeCallbackGuard();
|
|
|
|
ConfigChangeCallbackGuard(const ConfigChangeCallbackGuard&) = delete;
|
|
ConfigChangeCallbackGuard& operator=(const ConfigChangeCallbackGuard&) = delete;
|
|
};
|
|
} // namespace Config
|