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Common: Add SettingsInterface and SettingsWrapper

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This commit is contained in:
Connor McLaughlin
2021-10-01 23:46:52 -04:00
committed by Kojin
parent 817524bd1c
commit 6fa82da1f1
6 changed files with 393 additions and 0 deletions
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common/SettingsWrapper.h
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/* PCSX2 - PS2 Emulator for PCs
* Copyright (C) 2002-2021 PCSX2 Dev Team
*
* PCSX2 is free software: you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* PCSX2 is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with PCSX2.
* If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include "SettingsInterface.h"
// TODO(Stenzek): Remove when wx goes bye bye.
#include <wx/gdicmn.h>
#include "Path.h"
// Helper class which loads or saves depending on the derived class.
class SettingsWrapper
{
public:
SettingsWrapper(SettingsInterface& si);
virtual bool IsLoading() const = 0;
virtual bool IsSaving() const = 0;
virtual void Entry(const char* section, const char* var, int& value, const int defvalue = 0) = 0;
virtual void Entry(const char* section, const char* var, uint& value, const uint defvalue = 0) = 0;
virtual void Entry(const char* section, const char* var, bool& value, const bool defvalue = false) = 0;
virtual void Entry(const char* section, const char* var, double& value, const double defvalue = 0.0) = 0;
virtual void Entry(const char* section, const char* var, std::string& value, const std::string& default_value = std::string()) = 0;
// This special form of Entry is provided for bitfields, which cannot be passed by reference.
virtual bool EntryBitBool(const char* section, const char* var, bool value, const bool defvalue = false) = 0;
virtual int EntryBitfield(const char* section, const char* var, int value, const int defvalue = 0) = 0;
template <typename T>
void EnumEntry(const char* section, const char* var, T& value, const char* const* enumArray = nullptr, const T defvalue = (T)0)
{
int tstore = (int)value;
auto defaultvalue = enum_cast(defvalue);
if (enumArray == NULL)
Entry(section, var, tstore, defaultvalue);
else
_EnumEntry(section, var, tstore, enumArray, defaultvalue);
value = (T)tstore;
}
protected:
virtual void _EnumEntry(const char* section, const char* var, int& value, const char* const* enumArray, int defvalue) = 0;
SettingsInterface& m_si;
};
class SettingsLoadWrapper final : public SettingsWrapper
{
public:
SettingsLoadWrapper(SettingsInterface& si);
bool IsLoading() const override;
bool IsSaving() const override;
void Entry(const char* section, const char* var, int& value, const int defvalue = 0) override;
void Entry(const char* section, const char* var, uint& value, const uint defvalue = 0) override;
void Entry(const char* section, const char* var, bool& value, const bool defvalue = false) override;
void Entry(const char* section, const char* var, double& value, const double defvalue = 0.0) override;
void Entry(const char* section, const char* var, std::string& value, const std::string& default_value = std::string()) override;
bool EntryBitBool(const char* section, const char* var, bool value, const bool defvalue = false) override;
int EntryBitfield(const char* section, const char* var, int value, const int defvalue = 0) override;
protected:
void _EnumEntry(const char* section, const char* var, int& value, const char* const* enumArray, int defvalue) override;
};
class SettingsSaveWrapper final : public SettingsWrapper
{
public:
SettingsSaveWrapper(SettingsInterface& si);
bool IsLoading() const override;
bool IsSaving() const override;
void Entry(const char* section, const char* var, int& value, const int defvalue = 0) override;
void Entry(const char* section, const char* var, uint& value, const uint defvalue = 0) override;
void Entry(const char* section, const char* var, bool& value, const bool defvalue = false) override;
void Entry(const char* section, const char* var, double& value, const double defvalue = 0.0) override;
void Entry(const char* section, const char* var, std::string& value, const std::string& default_value = std::string()) override;
bool EntryBitBool(const char* section, const char* var, bool value, const bool defvalue = false) override;
int EntryBitfield(const char* section, const char* var, int value, const int defvalue = 0) override;
protected:
void _EnumEntry(const char* section, const char* var, int& value, const char* const* enumArray, int defvalue) override;
};
#define SettingsWrapSection(section) const char* CURRENT_SETTINGS_SECTION = section;
#define SettingsWrapEntry(var) wrap.Entry(CURRENT_SETTINGS_SECTION, #var, var, var)
#define SettingsWrapBitfield(var) wrap.EntryBitfield(CURRENT_SETTINGS_SECTION, #var, var, var)
#define SettingsWrapBitBool(varname) varname = wrap.EntryBitBool(CURRENT_SETTINGS_SECTION, #varname, !!varname, varname)
#define SettingsWrapBitfieldEx(varname, textname) varname = wrap.EntryBitfield(CURRENT_SETTINGS_SECTION, textname, varname, varname)
#define SettingsWrapBitBoolEx(varname, textname) varname = wrap.EntryBitBool(CURRENT_SETTINGS_SECTION, textname, !!varname, varname)