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

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// Copyright 2016 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include <algorithm>
#include <cstring>
#include <map>
#include "Common/Config/Config.h"
#include "Common/Config/Layer.h"
namespace Config
{
ConfigLayerLoader::ConfigLayerLoader(LayerType layer) : m_layer(layer)
{
}
ConfigLayerLoader::~ConfigLayerLoader() = default;
LayerType ConfigLayerLoader::GetLayer() const
{
return m_layer;
}
Layer::Layer(LayerType type) : m_layer(type)
{
}
Layer::Layer(std::unique_ptr<ConfigLayerLoader> loader)
: m_layer(loader->GetLayer()), m_loader(std::move(loader))
{
Load();
}
Layer::~Layer()
{
Save();
}
bool Layer::Exists(const ConfigLocation& location) const
{
const auto iter = m_map.find(location);
return iter != m_map.end() && iter->second.has_value();
}
bool Layer::DeleteKey(const ConfigLocation& location)
{
m_is_dirty = true;
bool had_value = m_map[location].has_value();
m_map[location].reset();
return had_value;
}
void Layer::DeleteAllKeys()
{
m_is_dirty = true;
for (auto& pair : m_map)
{
pair.second.reset();
}
}
Section Layer::GetSection(System system, const std::string& section)
{
return Section{m_map.lower_bound(ConfigLocation{system, section, ""}),
m_map.lower_bound(ConfigLocation{system, section + '\001', ""})};
}
ConstSection Layer::GetSection(System system, const std::string& section) const
{
return ConstSection{m_map.lower_bound(ConfigLocation{system, section, ""}),
m_map.lower_bound(ConfigLocation{system, section + '\001', ""})};
}
void Layer::Load()
{
if (m_loader)
m_loader->Load(this);
m_is_dirty = false;
}
void Layer::Save()
{
if (!m_loader || !m_is_dirty)
return;
m_loader->Save(this);
m_is_dirty = false;
}
LayerType Layer::GetLayer() const
{
return m_layer;
}
const LayerMap& Layer::GetLayerMap() const
{
return m_map;
}
} // namespace Config