From f99ca6f4f6f223ce3f2f0bfb56dd911bfcc015a2 Mon Sep 17 00:00:00 2001
From: ramapcsx2 <ramapcsx2@96395faa-99c1-11dd-bbfe-3dabce05a288>
Date: Sun, 21 Nov 2010 12:35:59 +0000
Subject: [PATCH] New option to backup the old, existing savestate when
 creating a new one. Hopefully not too buggy :p

git-svn-id: http://pcsx2.googlecode.com/svn/trunk@4042 96395faa-99c1-11dd-bbfe-3dabce05a288
---
 pcsx2/Config.h                        |  2 +-
 pcsx2/Pcsx2Config.cpp                 |  1 +
 pcsx2/gui/Dialogs/McdConfigDialog.cpp | 20 ++++++++++++++------
 pcsx2/gui/Panels/MemoryCardPanels.h   |  1 +
 pcsx2/gui/SysState.cpp                |  9 +++++++++
 5 files changed, 26 insertions(+), 7 deletions(-)

diff --git a/pcsx2/Config.h b/pcsx2/Config.h
index 2ae5623b3a..87de792d71 100644
--- a/pcsx2/Config.h
+++ b/pcsx2/Config.h
@@ -400,7 +400,7 @@ struct Pcsx2Config
 
 		// when enabled uses BOOT2 injection, skipping sony bios splashes
 			UseBOOT2Injection	:1,
-
+			BackupSavestate		:1,
 		// enables simulated ejection of memory cards when loading savestates
 			McdEnableEjection	:1,
 
diff --git a/pcsx2/Pcsx2Config.cpp b/pcsx2/Pcsx2Config.cpp
index 80c2e5aaad..91e4054d37 100644
--- a/pcsx2/Pcsx2Config.cpp
+++ b/pcsx2/Pcsx2Config.cpp
@@ -374,6 +374,7 @@ void Pcsx2Config::LoadSave( IniInterface& ini )
 	IniBitBool( ConsoleToStdio );
 	IniBitBool( HostFs );
 
+	IniBitBool( BackupSavestate );
 	IniBitBool( McdEnableEjection );
 	IniBitBool( MultitapPort0_Enabled );
 	IniBitBool( MultitapPort1_Enabled );
diff --git a/pcsx2/gui/Dialogs/McdConfigDialog.cpp b/pcsx2/gui/Dialogs/McdConfigDialog.cpp
index 3d584b519c..4603dc1e44 100644
--- a/pcsx2/gui/Dialogs/McdConfigDialog.cpp
+++ b/pcsx2/gui/Dialogs/McdConfigDialog.cpp
@@ -44,6 +44,8 @@ Panels::McdConfigPanel_Toggles::McdConfigPanel_Toggles(wxWindow *parent)
 		)
 	);
 
+	m_check_SavestateBackup = new pxCheckBox( this, pxsFmt(_("Backup existing Savestate when creating a new one")) );
+
 	for( uint i=0; i<2; ++i )
 	{
 		m_check_Multitap[i] = new pxCheckBox( this, pxsFmt(_("Enable Multitap on Port %u"), i+1) );
@@ -60,23 +62,29 @@ Panels::McdConfigPanel_Toggles::McdConfigPanel_Toggles(wxWindow *parent)
 		
 	*this += 4;
 
+	*this += m_check_SavestateBackup;
+
+	*this += 4;
+
 	*this += m_check_Ejection;	
 }
 
 void Panels::McdConfigPanel_Toggles::Apply()
 {
-	g_Conf->EmuOptions.MultitapPort0_Enabled = m_check_Multitap[0]->GetValue();
-	g_Conf->EmuOptions.MultitapPort1_Enabled = m_check_Multitap[1]->GetValue();
+	g_Conf->EmuOptions.MultitapPort0_Enabled	= m_check_Multitap[0]->GetValue();
+	g_Conf->EmuOptions.MultitapPort1_Enabled	= m_check_Multitap[1]->GetValue();
 
-	g_Conf->EmuOptions.McdEnableEjection	= m_check_Ejection->GetValue();
+	g_Conf->EmuOptions.BackupSavestate			= m_check_SavestateBackup->GetValue();
+	g_Conf->EmuOptions.McdEnableEjection		= m_check_Ejection->GetValue();
 }
 
 void Panels::McdConfigPanel_Toggles::AppStatusEvent_OnSettingsApplied()
 {
-	m_check_Multitap[0]	->SetValue( g_Conf->EmuOptions.MultitapPort0_Enabled );
-	m_check_Multitap[1]	->SetValue( g_Conf->EmuOptions.MultitapPort1_Enabled );
+	m_check_Multitap[0]		->SetValue( g_Conf->EmuOptions.MultitapPort0_Enabled );
+	m_check_Multitap[1]		->SetValue( g_Conf->EmuOptions.MultitapPort1_Enabled );
 
-	m_check_Ejection	->SetValue( g_Conf->EmuOptions.McdEnableEjection );
+	m_check_SavestateBackup ->SetValue( g_Conf->EmuOptions.BackupSavestate );
+	m_check_Ejection		->SetValue( g_Conf->EmuOptions.McdEnableEjection );
 }
 
 
diff --git a/pcsx2/gui/Panels/MemoryCardPanels.h b/pcsx2/gui/Panels/MemoryCardPanels.h
index 99db26c556..9bed7079a0 100644
--- a/pcsx2/gui/Panels/MemoryCardPanels.h
+++ b/pcsx2/gui/Panels/MemoryCardPanels.h
@@ -231,6 +231,7 @@ namespace Panels
 	protected:
 		pxCheckBox*		m_check_Multitap[2];
 		pxCheckBox*		m_check_Ejection;
+		pxCheckBox*		m_check_SavestateBackup;
 
 	public:
 		McdConfigPanel_Toggles( wxWindow* parent );
diff --git a/pcsx2/gui/SysState.cpp b/pcsx2/gui/SysState.cpp
index 5059dbdc9f..f657c411e2 100644
--- a/pcsx2/gui/SysState.cpp
+++ b/pcsx2/gui/SysState.cpp
@@ -336,6 +336,15 @@ void StateCopy_SaveToSlot( uint num )
 {
 	const wxString file( SaveStateBase::GetFilename( num ) );
 
+	// Backup old Savestate if one exists.
+	if( wxFileExists( file ) && EmuConfig.BackupSavestate )
+	{
+		const wxString copy( SaveStateBase::GetFilename( num ) + pxsFmt( L".backup") );
+		
+		Console.Indent().WriteLn( Color_StrongGreen, L"Backing up existing state in slot %d.", num);
+		wxCopyFile( file, copy );
+	}
+
 	Console.WriteLn( Color_StrongGreen, "Saving savestate to slot %d...", num );
 	Console.Indent().WriteLn( Color_StrongGreen, L"filename: %s", file.c_str() );