pcsx2/common/include/Utilities/IniInterface.h

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/* PCSX2 - PS2 Emulator for PCs
* Copyright (C) 2002-2010 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 "Path.h"
#include "FixedPointTypes.h"
#include <wx/config.h>
// --------------------------------------------------------------------------------------
// IniInterface (abstract base class)
// --------------------------------------------------------------------------------------
// This is used as an interchangable interface for both loading and saving options from an
// ini/configuration file. The LoadSave code takes an IniInterface, and the interface
// implementation defines whether the options are read or written.
//
// See also: IniLoader, IniSaver
//
class IniInterface
{
protected:
wxConfigBase* m_Config;
public:
virtual ~IniInterface();
explicit IniInterface();
explicit IniInterface( wxConfigBase& config );
explicit IniInterface( wxConfigBase* config );
void SetPath( const wxString& path );
void Flush();
wxConfigBase& GetConfig() { pxAssume( m_Config ); return *m_Config; }
bool IsOk() const { return m_Config != NULL; }
virtual bool IsLoading() const=0;
bool IsSaving() const { return !IsLoading(); }
virtual void Entry( const wxString& var, wxString& value, const wxString& defvalue=wxString() )=0;
virtual void Entry( const wxString& var, wxDirName& value, const wxDirName& defvalue=wxDirName() )=0;
virtual void Entry( const wxString& var, wxFileName& value, const wxFileName& defvalue=wxFileName() )=0;
virtual void Entry( const wxString& var, int& value, const int defvalue=0 )=0;
virtual void Entry( const wxString& var, uint& value, const uint defvalue=0 )=0;
virtual void Entry( const wxString& var, bool& value, const bool defvalue=false )=0;
// This special form of Entry is provided for bitfields, which cannot be passed by reference.
virtual bool EntryBitBool( const wxString& var, bool value, const bool defvalue=false )=0;
virtual int EntryBitfield( const wxString& var, int value, const int defvalue=0 )=0;
virtual void Entry( const wxString& var, Fixed100& value, const Fixed100& defvalue=Fixed100() )=0;
virtual void Entry( const wxString& var, wxPoint& value, const wxPoint& defvalue=wxDefaultPosition )=0;
virtual void Entry( const wxString& var, wxSize& value, const wxSize& defvalue=wxDefaultSize )=0;
virtual void Entry( const wxString& var, wxRect& value, const wxRect& defvalue=wxDefaultRect )=0;
template< typename T >
void EnumEntry( const wxString& var, T& value, const wxChar* const* enumArray=NULL, const T defvalue=(T)0 )
{
int tstore = (int)value;
if( enumArray == NULL )
Entry( var, tstore, defvalue );
else
_EnumEntry( var, tstore, enumArray, defvalue );
value = (T)tstore;
}
protected:
virtual void _EnumEntry( const wxString& var, int& value, const wxChar* const* enumArray, int defvalue )=0;
};
// --------------------------------------------------------------------------------------
// ScopedIniGroup
// --------------------------------------------------------------------------------------
class ScopedIniGroup
{
protected:
IniInterface& m_mom;
public:
ScopedIniGroup( IniInterface& mommy, const wxString& group );
virtual ~ScopedIniGroup();
};
// --------------------------------------------------------------------------------------
// IniLoader
// --------------------------------------------------------------------------------------
// Implementation of the IniInterface base class, which maps ini actions to loading from
// an ini source file.
//
// See also: IniInterface
//
class IniLoader : public IniInterface
{
public:
virtual ~IniLoader() throw();
explicit IniLoader();
explicit IniLoader( wxConfigBase& config );
explicit IniLoader( wxConfigBase* config );
bool IsLoading() const { return true; }
void Entry( const wxString& var, wxString& value, const wxString& defvalue=wxEmptyString );
void Entry( const wxString& var, wxDirName& value, const wxDirName& defvalue=wxDirName() );
void Entry( const wxString& var, wxFileName& value, const wxFileName& defvalue=wxFileName() );
void Entry( const wxString& var, int& value, const int defvalue=0 );
void Entry( const wxString& var, uint& value, const uint defvalue=0 );
void Entry( const wxString& var, bool& value, const bool defvalue=false );
bool EntryBitBool( const wxString& var, bool value, const bool defvalue=false );
int EntryBitfield( const wxString& var, int value, const int defvalue=0 );
void Entry( const wxString& var, Fixed100& value, const Fixed100& defvalue=Fixed100() );
void Entry( const wxString& var, wxPoint& value, const wxPoint& defvalue=wxDefaultPosition );
void Entry( const wxString& var, wxSize& value, const wxSize& defvalue=wxDefaultSize );
void Entry( const wxString& var, wxRect& value, const wxRect& defvalue=wxDefaultRect );
protected:
void _EnumEntry( const wxString& var, int& value, const wxChar* const* enumArray, int defvalue );
};
// --------------------------------------------------------------------------------------
// IniSaver
// --------------------------------------------------------------------------------------
// Implementation of the IniInterface base class, which maps ini actions to saving to
// an ini dest file.
//
// See also: IniInterface
//
class IniSaver : public IniInterface
{
public:
virtual ~IniSaver();
explicit IniSaver();
explicit IniSaver( wxConfigBase& config );
explicit IniSaver( wxConfigBase* config );
bool IsLoading() const { return false; }
void Entry( const wxString& var, wxString& value, const wxString& defvalue=wxString() );
void Entry( const wxString& var, wxDirName& value, const wxDirName& defvalue=wxDirName() );
void Entry( const wxString& var, wxFileName& value, const wxFileName& defvalue=wxFileName() );
void Entry( const wxString& var, int& value, const int defvalue=0 );
void Entry( const wxString& var, uint& value, const uint defvalue=0 );
void Entry( const wxString& var, bool& value, const bool defvalue=false );
bool EntryBitBool( const wxString& var, bool value, const bool defvalue=false );
int EntryBitfield( const wxString& var, int value, const int defvalue=0 );
void Entry( const wxString& var, Fixed100& value, const Fixed100& defvalue=Fixed100() );
void Entry( const wxString& var, wxPoint& value, const wxPoint& defvalue=wxDefaultPosition );
void Entry( const wxString& var, wxSize& value, const wxSize& defvalue=wxDefaultSize );
void Entry( const wxString& var, wxRect& value, const wxRect& defvalue=wxDefaultRect );
protected:
void _EnumEntry( const wxString& var, int& value, const wxChar* const* enumArray, int defvalue );
};
// ------------------------------------------------------------------------
// GCC Note: wxT() macro is required when using string token pasting. For some reason L generates
// syntax errors. >_<
//
#define IniEntry( varname ) ini.Entry( wxT(#varname), varname, defaults.varname )
#define IniBitfield( varname ) varname = ini.EntryBitfield( wxT(#varname), varname, defaults.varname )
#define IniBitBool( varname ) varname = ini.EntryBitBool( wxT(#varname), !!varname, defaults.varname )
#define IniBitfieldEx( varname, textname ) varname = ini.EntryBitfield( wxT(textname), varname, defaults.varname )
#define IniBitBoolEx( varname, textname ) varname = ini.EntryBitBool( wxT(textname), !!varname, defaults.varname )