snes9x/macosx/mac-cheatfinder.cpp

/***********************************************************************************
  Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.

  (c) Copyright 1996 - 2002  Gary Henderson (gary.henderson@ntlworld.com),
                             Jerremy Koot (jkoot@snes9x.com)

  (c) Copyright 2002 - 2004  Matthew Kendora

  (c) Copyright 2002 - 2005  Peter Bortas (peter@bortas.org)

  (c) Copyright 2004 - 2005  Joel Yliluoma (http://iki.fi/bisqwit/)

  (c) Copyright 2001 - 2006  John Weidman (jweidman@slip.net)

  (c) Copyright 2002 - 2006  funkyass (funkyass@spam.shaw.ca),
                             Kris Bleakley (codeviolation@hotmail.com)

  (c) Copyright 2002 - 2010  Brad Jorsch (anomie@users.sourceforge.net),
                             Nach (n-a-c-h@users.sourceforge.net),

  (c) Copyright 2002 - 2011  zones (kasumitokoduck@yahoo.com)

  (c) Copyright 2006 - 2007  nitsuja

  (c) Copyright 2009 - 2018  BearOso,
                             OV2

  (c) Copyright 2017         qwertymodo

  (c) Copyright 2011 - 2017  Hans-Kristian Arntzen,
                             Daniel De Matteis
                             (Under no circumstances will commercial rights be given)


  BS-X C emulator code
  (c) Copyright 2005 - 2006  Dreamer Nom,
                             zones

  C4 x86 assembler and some C emulation code
  (c) Copyright 2000 - 2003  _Demo_ (_demo_@zsnes.com),
                             Nach,
                             zsKnight (zsknight@zsnes.com)

  C4 C++ code
  (c) Copyright 2003 - 2006  Brad Jorsch,
                             Nach

  DSP-1 emulator code
  (c) Copyright 1998 - 2006  _Demo_,
                             Andreas Naive (andreasnaive@gmail.com),
                             Gary Henderson,
                             Ivar (ivar@snes9x.com),
                             John Weidman,
                             Kris Bleakley,
                             Matthew Kendora,
                             Nach,
                             neviksti (neviksti@hotmail.com)

  DSP-2 emulator code
  (c) Copyright 2003         John Weidman,
                             Kris Bleakley,
                             Lord Nightmare (lord_nightmare@users.sourceforge.net),
                             Matthew Kendora,
                             neviksti

  DSP-3 emulator code
  (c) Copyright 2003 - 2006  John Weidman,
                             Kris Bleakley,
                             Lancer,
                             z80 gaiden

  DSP-4 emulator code
  (c) Copyright 2004 - 2006  Dreamer Nom,
                             John Weidman,
                             Kris Bleakley,
                             Nach,
                             z80 gaiden

  OBC1 emulator code
  (c) Copyright 2001 - 2004  zsKnight,
                             pagefault (pagefault@zsnes.com),
                             Kris Bleakley
                             Ported from x86 assembler to C by sanmaiwashi

  SPC7110 and RTC C++ emulator code used in 1.39-1.51
  (c) Copyright 2002         Matthew Kendora with research by
                             zsKnight,
                             John Weidman,
                             Dark Force

  SPC7110 and RTC C++ emulator code used in 1.52+
  (c) Copyright 2009         byuu,
                             neviksti

  S-DD1 C emulator code
  (c) Copyright 2003         Brad Jorsch with research by
                             Andreas Naive,
                             John Weidman

  S-RTC C emulator code
  (c) Copyright 2001 - 2006  byuu,
                             John Weidman

  ST010 C++ emulator code
  (c) Copyright 2003         Feather,
                             John Weidman,
                             Kris Bleakley,
                             Matthew Kendora

  Super FX x86 assembler emulator code
  (c) Copyright 1998 - 2003  _Demo_,
                             pagefault,
                             zsKnight

  Super FX C emulator code
  (c) Copyright 1997 - 1999  Ivar,
                             Gary Henderson,
                             John Weidman

  Sound emulator code used in 1.5-1.51
  (c) Copyright 1998 - 2003  Brad Martin
  (c) Copyright 1998 - 2006  Charles Bilyue'

  Sound emulator code used in 1.52+
  (c) Copyright 2004 - 2007  Shay Green (gblargg@gmail.com)

  S-SMP emulator code used in 1.54+
  (c) Copyright 2016         byuu

  SH assembler code partly based on x86 assembler code
  (c) Copyright 2002 - 2004  Marcus Comstedt (marcus@mc.pp.se)

  2xSaI filter
  (c) Copyright 1999 - 2001  Derek Liauw Kie Fa

  HQ2x, HQ3x, HQ4x filters
  (c) Copyright 2003         Maxim Stepin (maxim@hiend3d.com)

  NTSC filter
  (c) Copyright 2006 - 2007  Shay Green

  GTK+ GUI code
  (c) Copyright 2004 - 2018  BearOso

  Win32 GUI code
  (c) Copyright 2003 - 2006  blip,
                             funkyass,
                             Matthew Kendora,
                             Nach,
                             nitsuja
  (c) Copyright 2009 - 2018  OV2

  Mac OS GUI code
  (c) Copyright 1998 - 2001  John Stiles
  (c) Copyright 2001 - 2011  zones

  Libretro port
  (c) Copyright 2011 - 2017  Hans-Kristian Arntzen,
                             Daniel De Matteis
                             (Under no circumstances will commercial rights be given)


  Specific ports contains the works of other authors. See headers in
  individual files.


  Snes9x homepage: http://www.snes9x.com/

  Permission to use, copy, modify and/or distribute Snes9x in both binary
  and source form, for non-commercial purposes, is hereby granted without
  fee, providing that this license information and copyright notice appear
  with all copies and any derived work.

  This software is provided 'as-is', without any express or implied
  warranty. In no event shall the authors be held liable for any damages
  arising from the use of this software or it's derivatives.

  Snes9x is freeware for PERSONAL USE only. Commercial users should
  seek permission of the copyright holders first. Commercial use includes,
  but is not limited to, charging money for Snes9x or software derived from
  Snes9x, including Snes9x or derivatives in commercial game bundles, and/or
  using Snes9x as a promotion for your commercial product.

  The copyright holders request that bug fixes and improvements to the code
  should be forwarded to them so everyone can benefit from the modifications
  in future versions.

  Super NES and Super Nintendo Entertainment System are trademarks of
  Nintendo Co., Limited and its subsidiary companies.
 ***********************************************************************************/

/***********************************************************************************
  SNES9X for Mac OS (c) Copyright John Stiles

  Snes9x for Mac OS X

  (c) Copyright 2001 - 2011  zones

  Libretro port
  (c) Copyright 2011 - 2017  Hans-Kristian Arntzen,
                             Daniel De Matteis
                             (Under no circumstances will commercial rights be given)
  (c) Copyright 2002 - 2005  107
  (c) Copyright 2002         PB1400c
  (c) Copyright 2004         Alexander and Sander
  (c) Copyright 2004 - 2005  Steven Seeger
  (c) Copyright 2005         Ryan Vogt
 ***********************************************************************************/


#include "snes9x.h"
#include "memmap.h"
#include "cheats.h"

#include "mac-prefix.h"
#include "mac-audio.h"
#include "mac-dialog.h"
#include "mac-os.h"
#include "mac-screenshot.h"
#include "mac-stringtools.h"
#include "mac-cheatfinder.h"

#define	kCFNumBytesPop				'Size'
#define	kCFViewModeRad				'Mode'
#define	kCFCompModePop				'Math'
#define kCFCompStoredRad			'RSto'
#define	kCFCompLastRad				'RLst'
#define	kCFCompThisRad				'RThs'
#define	kCFCompValueTxt				'CTxt'
#define	kCFSearchBtn				'BSea'
#define	kCFStoreValueBtn			'BSto'
#define	kCFWatchBtn					'BWat'
#define kCFDrawerBtn				'Drwr'
#define	kCFWatchAddrTxt				'WTxt'
#define	kCFRestoreBtn				'BRes'
#define	kCFRemoveBtn				'BRem'
#define	kCFAddEntryBtn				'BAdd'
#define kCFUserPane					'Pane'
#define	kCFSheetAddrTxt				'AEad'
#define	kCFSheetCurrentValueTxt		'AEcv'
#define	kCFSheetCheetValueTxt		'AEtx'
#define	kCFSheetDescriptionTxt		'AEde'
#define	kCFSheetAddBtn				'SHTa'
#define	kCFSheetCancelBtn			'SHTc'
#define	kCFListView					'List'
#define	kCFUpperViews				'UI_T'
#define	kCFLowerViews				'UI_B'

#define kEventScrollableScrollThere	'ESST'
#define kEventCheatFinderList		'ECFL'
#define kControlListLinePart		172

#define	MAIN_MEMORY_SIZE			0x20000

#define	kCheatFinderListViewClassID	CFSTR("com.snes9x.macos.snes9x.cheatfinder")

enum
{
	kCFHexadecimal = 1,
	kCFSignedDecimal,
	kCFUnsignedDecimal
};

enum
{
	kCFCompWithStored = 1,
	kCFCompWithLast,
	kCFCompWithThis
};

enum
{
	kCFSearchEqual = 1,
	kCFSearchNotEqual,
	kCFSearchGreater,
	kCFSearchGreaterOrEqual,
	kCFSearchLess,
	kCFSearchLessOrEqual
};

typedef struct
{
	IBNibRef		nibRef;
	WindowRef		main;
	WindowRef		sheet;
	WindowRef		drawer;
	HIViewRef		list;
	HIViewRef		scroll;
	EventHandlerRef	sEref;
	EventHandlerUPP	sUPP;
}	WindowData;

typedef struct
{
	HIViewRef		view;
	HIPoint			originPoint;
	HISize			lineSize;
	Boolean			inFocus;
}	ListViewData;

Boolean	cfIsWatching = false;

extern SCheatData	Cheat;

static UInt8		*cfStoredRAM;
static UInt8		*cfLastRAM;
static UInt8		*cfCurrentRAM;
static UInt8		*cfStatusFlag;
static UInt32		*cfAddress;

static SInt32		cfNumRows;
static SInt32		cfListSelection;

static SInt32		cfViewMode;
static SInt32		cfCompMode;
static SInt32		cfCompWith;
static UInt32		cfViewNumBytes;
static UInt32		cfWatchAddr;
static Boolean		cfIsNewGame;
static Boolean		cfIsStored;
static Boolean		cfDrawerShow;

static int			cfListAddrColumnWidth;
static char			cfWatchTextFormat[32];
static CTFontRef	cfListLineCTFontRef;
#ifdef MAC_TIGER_PANTHER_SUPPORT
static ATSUStyle	cfListLineATSUStyle;
#endif

static HIViewID		kCheatFinderListViewID = { 'CHET', 'FNDR' };

static void CheatFinderSearch (WindowData *);
static void CheatFinderRestoreList (WindowData *);
static void CheatFinderRemoveFromList (WindowData *);
static void CheatFinderAdjustButtons (WindowData *);
static void CheatFinderBuildResultList (void);
static void CheatFinderHandleAddEntryButton (WindowData *);
static void CheatFinderMakeValueFormat (char *);
static void CheatFinderAddEntry (SInt64, char *);
static void CheatFinderBeginAddEntrySheet (WindowData *);
static void CheatFinderEndAddEntrySheet (WindowData *);
static void CheatFinderListViewScrollToThere (float, ListViewData *);
static void CheatFinderListViewDraw (CGContextRef, HIRect *, ListViewData *);
static float CheatFinderListViewSanityCheck (float, ListViewData *);
static SInt64 CheatFinderReadBytes (UInt8 *, UInt32);
static SInt64 CheatFinderGetValueEditText (ControlRef);
static Boolean CheatFinderCompare (SInt64, SInt64);
static HIViewPartCode CheatFinderListViewFindPart (EventRef, ListViewData *, SInt32 *);
static pascal OSStatus CheatFinderListViewHandler (EventHandlerCallRef, EventRef, void *);
static pascal OSStatus CheatFinderSheetEventHandler (EventHandlerCallRef, EventRef, void *);
static pascal OSStatus CheatFinderWindowEventHandler (EventHandlerCallRef, EventRef, void *);
static pascal OSStatus CheatFinderListFrameEventHandler (EventHandlerCallRef, EventRef, void *);


void InitCheatFinder (void)
{
	cfStoredRAM  = new UInt8 [MAIN_MEMORY_SIZE + 10];
	cfLastRAM    = new UInt8 [MAIN_MEMORY_SIZE + 10];
	cfCurrentRAM = new UInt8 [MAIN_MEMORY_SIZE + 10];
	cfStatusFlag = new UInt8 [MAIN_MEMORY_SIZE + 10];
	cfAddress    = new UInt32[MAIN_MEMORY_SIZE + 10];

	if (!cfStoredRAM || !cfLastRAM || !cfCurrentRAM || !cfStatusFlag || !cfAddress)
		QuitWithFatalError(0, "cheatfinder 01");

	memset(cfCurrentRAM, 0x00, MAIN_MEMORY_SIZE + 10);

	cfViewMode     = kCFUnsignedDecimal;
	cfViewNumBytes = 2;
	cfCompMode     = kCFSearchEqual;
	cfCompWith     = kCFCompWithThis;

	if (systemVersion >= 0x1050)
	{
		cfListLineCTFontRef = CTFontCreateWithName(CFSTR("Lucida Sans Typewriter Regular"), 11.0f, NULL);
		if (cfListLineCTFontRef == NULL)
		{
			cfListLineCTFontRef = CTFontCreateWithName(CFSTR("Menlo"), 11.0f, NULL);
			if (cfListLineCTFontRef == NULL)
			{
				cfListLineCTFontRef = CTFontCreateWithName(CFSTR("Monaco"), 11.0f, NULL);
				if (cfListLineCTFontRef == NULL)
					QuitWithFatalError(0, "cheatfinder 02");
			}
		}
	}
#ifdef MAC_TIGER_PANTHER_SUPPORT
	else
	{
		OSStatus	err;

		err = CreateATSUIStyleFromFontFullNameAndSize("Lucida Sans Typewriter Regular", 11, &cfListLineATSUStyle);
		if (err)
		{
			err = CreateATSUIStyleFromFontFullNameAndSize("Menlo", 11, &cfListLineATSUStyle);
			if (err)
			{
				err = CreateATSUIStyleFromFontFullNameAndSize("Monaco", 11, &cfListLineATSUStyle);
				if (err)
					QuitWithFatalError(0, "cheatfinder 02");
			}
		}
	}
#endif
}

void ResetCheatFinder (void)
{
	memset(cfStoredRAM,  0x00, MAIN_MEMORY_SIZE);
	memset(cfLastRAM,    0x00, MAIN_MEMORY_SIZE);
	memset(cfStatusFlag, 0xFF, MAIN_MEMORY_SIZE);

	cfWatchAddr  = 0;
	cfIsNewGame  = true;
	cfIsWatching = false;
	cfIsStored   = false;
	cfDrawerShow = false;

	CheatFinderMakeValueFormat(cfWatchTextFormat);
}

void DeinitCheatFinder (void)
{
	if (systemVersion >= 0x1050)
		CFRelease(cfListLineCTFontRef);
#ifdef MAC_TIGER_PANTHER_SUPPORT
	else
		ATSUDisposeStyle(cfListLineATSUStyle);
#endif

	delete [] cfStoredRAM;
	delete [] cfLastRAM;
	delete [] cfCurrentRAM;
	delete [] cfStatusFlag;
	delete [] cfAddress;
}

void CheatFinder (void)
{
	static HIObjectClassRef	cfListViewClass = NULL;

	OSStatus				err;
	HIViewRef				ctl;
	HIViewID				cid;
	char					num[256];
	WindowData				cf;
	EventHandlerRef			wEref, pEref;
	EventHandlerUPP			wUPP, pUPP;
	EventTypeSpec			wEvents[] = { { kEventClassCommand,    kEventCommandProcess           },
										  { kEventClassCommand,    kEventCommandUpdateStatus      },
										  { kEventClassWindow,     kEventWindowClose              } },
							pEvents[] = { { kEventClassControl,    kEventControlDraw              } },
							cEvents[] = { { kEventClassHIObject,   kEventHIObjectConstruct        },
										  { kEventClassHIObject,   kEventHIObjectInitialize       },
										  { kEventClassHIObject,   kEventHIObjectDestruct         },
										  { kEventClassScrollable, kEventScrollableGetInfo        },
										  { kEventClassScrollable, kEventScrollableScrollTo       },
										  { kEventCheatFinderList, kEventScrollableScrollThere    },
										  { kEventClassControl,    kEventControlHitTest           },
										  { kEventClassControl,    kEventControlTrack             },
										  { kEventClassControl,    kEventControlValueFieldChanged },
										  { kEventClassControl,    kEventControlDraw              } };

	if (!cartOpen)
		return;

	err = CreateNibReference(kMacS9XCFString, &(cf.nibRef));
	if (err == noErr)
	{
		err = CreateWindowFromNib(cf.nibRef, CFSTR("CheatFinder"), &(cf.main));
		if (err == noErr)
		{
			err = CreateWindowFromNib(cf.nibRef, CFSTR("CFDrawer"), &(cf.drawer));
			if (err == noErr)
			{
				memcpy(cfCurrentRAM, Memory.RAM, MAIN_MEMORY_SIZE);
				CheatFinderBuildResultList();

				err = noErr;
				if (!cfListViewClass)
					err = HIObjectRegisterSubclass(kCheatFinderListViewClassID, kHIViewClassID, 0, CheatFinderListViewHandler, GetEventTypeCount(cEvents), cEvents, NULL, &cfListViewClass);
				if (err == noErr)
				{
					HIObjectRef		hiObject;
					HIViewRef		userpane, scrollview, listview, imageview, root;
					HILayoutInfo	layoutinfo;
					HIRect			frame;
					HISize			minSize;
					CGImageRef		image;
					Rect			rct;
					float			pich;

					GetWindowBounds(cf.main, kWindowContentRgn, &rct);

					minSize.width  = (float) (rct.right  - rct.left);
					minSize.height = (float) (rct.bottom - rct.top );
					err = SetWindowResizeLimits(cf.main, &minSize, NULL);

					root = HIViewGetRoot(cf.main);
					cid.id = 0;
					cid.signature = kCFUserPane;
					HIViewFindByID(root, cid, &userpane);

					err = HIScrollViewCreate(kHIScrollViewOptionsVertScroll, &scrollview);
					HIViewAddSubview(userpane, scrollview);
					HIViewGetBounds(userpane, &frame);
					cfListAddrColumnWidth = (int) (frame.size.width * 0.4);
					frame.origin.y    += 16.0f;
					frame.size.height -= 16.0f;
					frame = CGRectInset(frame, 1.0f, 1.0f);
					HIViewSetFrame(scrollview, &frame);
					HIViewSetVisible(scrollview, true);
					cf.scroll = scrollview;

					layoutinfo.version = kHILayoutInfoVersionZero;
					HIViewGetLayoutInfo(scrollview, &layoutinfo);

					layoutinfo.binding.top.toView    = userpane;
					layoutinfo.binding.top.kind      = kHILayoutBindTop;
					layoutinfo.binding.bottom.toView = userpane;
					layoutinfo.binding.bottom.kind   = kHILayoutBindBottom;
					layoutinfo.binding.left.toView   = userpane;
					layoutinfo.binding.left.kind     = kHILayoutBindLeft;
					layoutinfo.binding.right.toView  = userpane;
					layoutinfo.binding.right.kind    = kHILayoutBindRight;
					HIViewSetLayoutInfo(scrollview, &layoutinfo);

					err = HIObjectCreate(kCheatFinderListViewClassID, NULL, &hiObject);
					listview = (HIViewRef) hiObject;
					HIViewAddSubview(scrollview, listview);
					SetControl32BitMinimum(listview, 1);
					SetControl32BitMaximum(listview, cfNumRows);
					SetControl32BitValue(listview, 1);
					HIViewSetVisible(listview, true);
					cf.list = listview;

					cid.signature = kCFNumBytesPop;
					HIViewFindByID(root, cid, &ctl);
					SetControl32BitValue(ctl, cfViewNumBytes);

					cid.signature = kCFViewModeRad;
					HIViewFindByID(root, cid, &ctl);
					SetControl32BitValue(ctl, cfViewMode);

					cid.signature = kCFCompModePop;
					HIViewFindByID(root, cid, &ctl);
					SetControl32BitValue(ctl, cfCompMode);

					if (cfIsNewGame || (!cfIsStored && (cfCompWith == kCFCompWithStored)))
						cfCompWith = kCFCompWithThis;

					cid.signature = kCFCompStoredRad;
					HIViewFindByID(root, cid, &ctl);
					SetControl32BitValue(ctl, cfCompWith == kCFCompWithStored);
					if (cfIsStored)
						ActivateControl(ctl);
					else
						DeactivateControl(ctl);

					cid.signature = kCFCompLastRad;
					HIViewFindByID(root, cid, &ctl);
					SetControl32BitValue(ctl, cfCompWith == kCFCompWithLast);
					if (!cfIsNewGame)
						ActivateControl(ctl);
					else
						DeactivateControl(ctl);

					cid.signature = kCFCompThisRad;
					HIViewFindByID(root, cid, &ctl);
					SetControl32BitValue(ctl, cfCompWith == kCFCompWithThis);

					cid.signature = kCFCompValueTxt;
					HIViewFindByID(root, cid, &ctl);
					SetEditTextCFString(ctl, CFSTR(""), false);
					err = SetKeyboardFocus(cf.main, ctl, kControlFocusNextPart);

					cid.signature = kCFWatchBtn;
					HIViewFindByID(root, cid, &ctl);
					SetControl32BitValue(ctl, cfIsWatching);

					cid.signature = kCFDrawerBtn;
					HIViewFindByID(root, cid, &ctl);
					SetControl32BitValue(ctl, cfDrawerShow);

					cid.signature = kCFWatchAddrTxt;
					HIViewFindByID(root, cid, &ctl);
					if (cfIsWatching)
					{
						sprintf(num, "%06lX", cfWatchAddr + 0x7E0000);
						SetStaticTextCStr(ctl, num, false);
					}
					else
						SetStaticTextCFString(ctl, CFSTR(""), false);

					CheatFinderAdjustButtons(&cf);

					pUPP = NewEventHandlerUPP(CheatFinderListFrameEventHandler);
					err = InstallControlEventHandler(userpane, pUPP, GetEventTypeCount(pEvents), pEvents, (void *) userpane, &pEref);

					wUPP = NewEventHandlerUPP(CheatFinderWindowEventHandler);
					err = InstallWindowEventHandler (cf.main,  wUPP, GetEventTypeCount(wEvents), wEvents, (void *) &cf,      &wEref);

					pich = (float) (IPPU.RenderedScreenHeight >> ((IPPU.RenderedScreenHeight > 256) ? 1 : 0));

					err = SetDrawerParent(cf.drawer, cf.main);
					err = SetDrawerOffsets(cf.drawer, 0.0f, (float) ((rct.bottom - rct.top) - (pich + 37)));

					image = CreateGameScreenCGImage();
					if (image)
					{
						err = HIImageViewCreate(image, &imageview);
						if (err == noErr)
						{
							HIViewFindByID(HIViewGetRoot(cf.drawer), kHIViewWindowContentID, &ctl);

							HIViewAddSubview(ctl, imageview);
							HIImageViewSetOpaque(imageview, false);
							HIImageViewSetScaleToFit(imageview, true);
							HIViewSetVisible(imageview, true);

							frame.origin.x = 8.0f;
							frame.origin.y = 8.0f;
							frame.size.width  = (float) SNES_WIDTH;
							frame.size.height = pich;
							HIViewSetFrame(imageview, &frame);
						}
					}

					MoveWindowPosition(cf.main, kWindowCheatFinder, true);
					ShowWindow(cf.main);

					if (cfDrawerShow)
						err = OpenDrawer(cf.drawer, kWindowEdgeDefault, false);

					err = RunAppModalLoopForWindow(cf.main);

					HideWindow(cf.main);
					SaveWindowPosition(cf.main, kWindowCheatFinder);

					err = RemoveEventHandler(pEref);
					DisposeEventHandlerUPP(pUPP);

					err = RemoveEventHandler(wEref);
					DisposeEventHandlerUPP(wUPP);

					if (image)
						CGImageRelease(image);
				}

				CFRelease(cf.drawer);
			}

			CFRelease(cf.main);
		}

		DisposeNibReference(cf.nibRef);

		memcpy(cfLastRAM, Memory.RAM, MAIN_MEMORY_SIZE);
		cfIsNewGame = false;
	}
}

static SInt64 CheatFinderReadBytes (UInt8 *mem, UInt32 addr)
{
	switch (cfViewMode)
	{
		case kCFSignedDecimal:
		{
			switch (cfViewNumBytes)
			{
				case 1:	return ((SInt64) (SInt8)      mem[addr]);
				case 2:	return ((SInt64) (SInt16)    (mem[addr] | (mem[addr + 1] << 8)));
				case 4:	return ((SInt64) (SInt32)    (mem[addr] | (mem[addr + 1] << 8) | (mem[addr + 2] << 16) | (mem[addr + 3] << 24)));
				case 3:	return ((SInt64) (((SInt32) ((mem[addr] | (mem[addr + 1] << 8) | (mem[addr + 2] << 16)) << 8)) >> 8));
			}

			break;
		}

		case kCFUnsignedDecimal:
		case kCFHexadecimal:
		{
			switch (cfViewNumBytes)
			{
				case 1:	return ((SInt64) (UInt8)      mem[addr]);
				case 2:	return ((SInt64) (UInt16)    (mem[addr] | (mem[addr + 1] << 8)));
				case 3:	return ((SInt64) (UInt32)    (mem[addr] | (mem[addr + 1] << 8) | (mem[addr + 2] << 16)));
				case 4:	return ((SInt64) (UInt32)    (mem[addr] | (mem[addr + 1] << 8) | (mem[addr + 2] << 16) | (mem[addr + 3] << 24)));
			}

			break;
		}
	}

	return (0);
}

static pascal OSStatus CheatFinderWindowEventHandler (EventHandlerCallRef inHandlerCallRef, EventRef inEvent, void *inUserData)
{
	OSStatus	err, result = eventNotHandledErr;
	WindowData	*cf;
	HIViewRef	control, ctl, root;
	HIViewID	controlID, cid;
	Boolean		update = false;
	char		num[256];

	cf = (WindowData *) inUserData;

	switch (GetEventClass(inEvent))
	{
		case kEventClassWindow:
		{
			switch (GetEventKind(inEvent))
			{
				case kEventWindowClose:
				{
					QuitAppModalLoopForWindow(cf->main);
					result = noErr;
					break;
				}
			}

			break;
		}

		case kEventClassCommand:
		{
			switch (GetEventKind(inEvent))
			{
				HICommand	tHICommand;

				case kEventCommandUpdateStatus:
				{
					err = GetEventParameter(inEvent, kEventParamDirectObject, typeHICommand, NULL, sizeof(HICommand), NULL, &tHICommand);
					if (err == noErr && tHICommand.commandID == 'clos')
					{
						UpdateMenuCommandStatus(true);
						result = noErr;
					}

					break;
				}

				case kEventCommandProcess:
				{
					err = GetEventParameter(inEvent, kEventParamDirectObject, typeHICommand, NULL, sizeof(HICommand), NULL, &tHICommand);
					if (err == noErr)
					{
						root = HIViewGetRoot(cf->main);
						controlID.id = 0;
						controlID.signature = tHICommand.commandID;
						HIViewFindByID(root, controlID, &control);

						switch (tHICommand.commandID)
						{
							case kCFNumBytesPop:
							{
								cfViewNumBytes = GetControl32BitValue(control);
								update = true;
								result = noErr;
								break;
							}

							case kCFViewModeRad:
							{
								cfViewMode     = GetControl32BitValue(control);
								update = true;
								result = noErr;
								break;
							}

							case kCFCompModePop:
							{
								cfCompMode     = GetControl32BitValue(control);
								result = noErr;
								break;
							}

							case kCFCompStoredRad:
							case kCFCompLastRad:
							case kCFCompThisRad:
							{
								if (tHICommand.commandID == kCFCompStoredRad)
									cfCompWith = kCFCompWithStored;
								else
								if (tHICommand.commandID == kCFCompLastRad)
									cfCompWith = kCFCompWithLast;
								else
									cfCompWith = kCFCompWithThis;

								cid.id = 0;

								cid.signature = kCFCompStoredRad;
								HIViewFindByID(root, cid, &ctl);
								SetControl32BitValue(ctl, cfCompWith == kCFCompWithStored);

								cid.signature = kCFCompLastRad;
								HIViewFindByID(root, cid, &ctl);
								SetControl32BitValue(ctl, cfCompWith == kCFCompWithLast);

								cid.signature = kCFCompThisRad;
								HIViewFindByID(root, cid, &ctl);
								SetControl32BitValue(ctl, cfCompWith == kCFCompWithThis);

								result = noErr;
								break;
							}

							case kCFStoreValueBtn:
							{
								memcpy(cfStoredRAM, Memory.RAM, MAIN_MEMORY_SIZE);
								cfIsStored = true;

								cid.id = 0;
								cid.signature = kCFCompStoredRad;
								HIViewFindByID(root, cid, &ctl);
								ActivateControl(ctl);

								result = noErr;
								break;
							}

							case kCFSearchBtn:
							{
								CheatFinderSearch(cf);
								update = true;
								result = noErr;
								break;
							}

							case kCFRemoveBtn:
							{
								CheatFinderRemoveFromList(cf);
								update = true;
								result = noErr;
								break;
							}

							case kCFRestoreBtn:
							{
								CheatFinderRestoreList(cf);
								update = true;
								result = noErr;
								break;
							}

							case kCFAddEntryBtn:
							{
								CheatFinderHandleAddEntryButton(cf);
								result = noErr;
								break;
							}

							case kCFDrawerBtn:
							{
								cfDrawerShow = !cfDrawerShow;

								if (cfDrawerShow)
									err = OpenDrawer(cf->drawer, kWindowEdgeDefault, false);
								else
									err = CloseDrawer(cf->drawer, false);

								result = noErr;
								break;
							}

							case kCFWatchBtn:
							{
								cid.id = 0;
								cid.signature = kCFWatchAddrTxt;
								HIViewFindByID(root, cid, &ctl);

								if (!cfIsWatching)
								{
									if (cfAddress[cfListSelection] > (0x20000 - cfViewNumBytes))
									{
										PlayAlertSound();
										SetControl32BitValue(control, 0);
									}
									else
									{
										cfWatchAddr = cfAddress[cfListSelection];
										cfIsWatching = true;

										sprintf(num, "%06lX", cfWatchAddr + 0x7E0000);
										SetStaticTextCStr(ctl, num, true);
									}
								}
								else
								{
									cfWatchAddr = 0;
									cfIsWatching = false;

									SetControl32BitValue(control, 0);
									SetStaticTextCFString(ctl, CFSTR(""), true);

									CheatFinderAdjustButtons(cf);
								}

								result = noErr;
								break;
							}
						}

						if (update)
						{
							HIViewSetNeedsDisplay(cf->list, true);
							CheatFinderAdjustButtons(cf);
						}

						CheatFinderMakeValueFormat(cfWatchTextFormat);
					}

					break;
				}
			}

			break;
		}
	}

	return (result);
}

static SInt64 CheatFinderGetValueEditText (HIViewRef control)
{
	SInt64	result = 0;
	UInt32	uvalue;
	SInt32	svalue;
	char	num[256];

	GetEditTextCStr(control, num);
	if (num[0] == 0)
	{
		SetEditTextCFString(control, CFSTR("0"), true);
		return (0);
	}

	switch (cfViewMode)
	{
		case kCFSignedDecimal:
		{
			if (sscanf(num, "%ld", &svalue) == 1)
			{
				switch (cfViewNumBytes)
				{
					case 1:
					{
						if (svalue >  127)
						{
							svalue =  127;
							SetEditTextCFString(control, CFSTR("127"), true);
						}
						else
						if (svalue < -128)
						{
							svalue = -128;
							SetEditTextCFString(control, CFSTR("-128"), true);
						}

						break;
					}

					case 2:
					{
						if (svalue >  32767)
						{
							svalue =  32767;
							SetEditTextCFString(control, CFSTR("32767"), true);
						}
						else
						if (svalue < -32768)
						{
							svalue = -32768;
							SetEditTextCFString(control, CFSTR("-32768"), true);
						}

						break;
					}

					case 3:
					{
						if (svalue >  8388607)
						{
							svalue =  8388607;
							SetEditTextCFString(control, CFSTR("8388607"), true);
						}
						else
						if (svalue < -8388608)
						{
							svalue = -8388608;
							SetEditTextCFString(control, CFSTR("-8388608"), true);
						}

						break;
					}
				}
			}
			else
			{
				svalue = 0;
				SetEditTextCFString(control, CFSTR("0"), true);
			}

			result = (SInt64) svalue;

			break;
		}

		case kCFUnsignedDecimal:
		{
			if (sscanf(num, "%lu", &uvalue) == 1)
			{
				switch (cfViewNumBytes)
				{
					case 1:
					{
						if (uvalue > 255)
						{
							uvalue = 255;
							SetEditTextCFString(control, CFSTR("255"), true);
						}

						break;
					}

					case 2:
					{
						if (uvalue > 65535)
						{
							uvalue = 65535;
							SetEditTextCFString(control, CFSTR("65535"), true);
						}

						break;
					}

					case 3:
					{
						if (uvalue > 16777215)
						{
							uvalue = 16777215;
							SetEditTextCFString(control, CFSTR("16777215"), true);
						}

						break;
					}
				}
			}
			else
			{
				uvalue = 0;
				SetEditTextCFString(control, CFSTR("0"), true);
			}

			result = (SInt64) uvalue;

			break;
		}

		case kCFHexadecimal:
		{
			if (sscanf(num, "%lx", &uvalue) == 1)
			{
				switch (cfViewNumBytes)
				{
					case 1:
					{
						if (uvalue > 0xFF)
						{
							uvalue = 0xFF;
							SetEditTextCFString(control, CFSTR("FF"), true);
						}

						break;
					}

					case 2:
					{
						if (uvalue > 0xFFFF)
						{
							uvalue = 0xFFFF;
							SetEditTextCFString(control, CFSTR("FFFF"), true);
						}

						break;
					}

					case 3:
					{
						if (uvalue > 0xFFFFFF)
						{
							uvalue = 0xFFFFFF;
							SetEditTextCFString(control, CFSTR("FFFFFF"), true);
						}

						break;
					}
				}
			}
			else
			{
				uvalue = 0;
				SetEditTextCFString(control, CFSTR("0"), true);
			}

			result = (SInt64) uvalue;

			break;
		}
	}

	return (result);
}

static void CheatFinderSearch (WindowData *cf)
{
	SInt64	cmpvalue;
	UInt8	*mem;

	if (cfCompWith == kCFCompWithThis)
	{
		HIViewRef	ctl;
		HIViewID	cid = { kCFCompValueTxt, 0 };

		HIViewFindByID(HIViewGetRoot(cf->main), cid, &ctl);
		cmpvalue = CheatFinderGetValueEditText(ctl);

		for (int i = 0; i < cfNumRows; i++)
			if (!CheatFinderCompare(CheatFinderReadBytes(cfCurrentRAM, cfAddress[i]), cmpvalue))
				cfStatusFlag[cfAddress[i]] = 0;
	}
	else
	{
		mem = (cfCompWith == kCFCompWithStored) ? cfStoredRAM : cfLastRAM;

		for (int i = 0; i < cfNumRows; i++)
			if (!CheatFinderCompare(CheatFinderReadBytes(cfCurrentRAM, cfAddress[i]), CheatFinderReadBytes(mem, cfAddress[i])))
				cfStatusFlag[cfAddress[i]] = 0;
	}

	CheatFinderBuildResultList();

	SetControl32BitMaximum(cf->list, cfNumRows);
	SetControl32BitValue(cf->list, 1);
}

static Boolean CheatFinderCompare (SInt64 ramvalue, SInt64 cmpvalue)
{
	switch (cfCompMode)
	{
		case kCFSearchEqual:			return (ramvalue == cmpvalue);
		case kCFSearchNotEqual:			return (ramvalue != cmpvalue);
		case kCFSearchGreater:			return (ramvalue >  cmpvalue);
		case kCFSearchGreaterOrEqual:	return (ramvalue >= cmpvalue);
		case kCFSearchLess:				return (ramvalue <  cmpvalue);
		case kCFSearchLessOrEqual:		return (ramvalue <= cmpvalue);
	}

	return (false);
}

static void CheatFinderBuildResultList (void)
{
	cfNumRows = 0;

	for (int i = 0; i < MAIN_MEMORY_SIZE; i++)
	{
		if (cfStatusFlag[i] == 0xFF)
		{
			cfAddress[cfNumRows] = i;
			cfNumRows++;
		}
	}

	cfListSelection = 0;
}

static void CheatFinderAdjustButtons (WindowData *cf)
{
	HIViewRef	ctl, root;
	HIViewID	cid;

	cid.id = 0;
	root = HIViewGetRoot(cf->main);

	if (cfNumRows > 0)
	{
		cid.signature = kCFAddEntryBtn;
		HIViewFindByID(root, cid, &ctl);
		ActivateControl(ctl);

		cid.signature = kCFRemoveBtn;
		HIViewFindByID(root, cid, &ctl);
		ActivateControl(ctl);

		cid.signature = kCFWatchBtn;
		HIViewFindByID(root, cid, &ctl);
		ActivateControl(ctl);
	}
	else
	{
		cid.signature = kCFAddEntryBtn;
		HIViewFindByID(root, cid, &ctl);
		DeactivateControl(ctl);

		cid.signature = kCFRemoveBtn;
		HIViewFindByID(root, cid, &ctl);
		DeactivateControl(ctl);

		if (!cfIsWatching)
		{
			cid.signature = kCFWatchBtn;
			HIViewFindByID(root, cid, &ctl);
			DeactivateControl(ctl);
		}
	}
}

static void CheatFinderRemoveFromList (WindowData *cf)
{
	if (cfNumRows > 0)
	{
		cfStatusFlag[cfAddress[cfListSelection]] = 0;

		if (cfNumRows == 1)
		{
			cfNumRows = 0;

			SetControl32BitMaximum(cf->list, 0);
			SetControl32BitValue(cf->list, 1);
		}
		else
		{
			for (int i = cfListSelection; i < cfNumRows - 1; i++)
				cfAddress[i] = cfAddress[i + 1];

			cfNumRows--;
			if (cfListSelection >= cfNumRows)
				cfListSelection = cfNumRows - 1;

			SetControl32BitMaximum(cf->list, cfNumRows);
			SetControl32BitValue(cf->list, cfListSelection + 1);
		}
	}
}

static void CheatFinderRestoreList (WindowData *cf)
{
	memset(cfStatusFlag, 0xFF, MAIN_MEMORY_SIZE);
	CheatFinderBuildResultList();

	SetControl32BitMaximum(cf->list, cfNumRows);
	SetControl32BitValue(cf->list, 1);
}

static void CheatFinderMakeValueFormat (char *text)
{
	switch (cfViewMode)
	{
		case kCFSignedDecimal:
		case kCFUnsignedDecimal:
		{
			strcpy(text, "%lld");
			break;
		}

		case kCFHexadecimal:
		{
			sprintf(text, "%%0%lullX", cfViewNumBytes * 2);
			break;
		}
	}
}

void CheatFinderDrawWatchAddr (void)
{
	static char	code[256];

	uint16		*basePtr;
	int			len;

	sprintf(code, cfWatchTextFormat, CheatFinderReadBytes(Memory.RAM, cfWatchAddr));

	basePtr = GFX.Screen + 1;
	len = strlen(code);

	for (int i = 0; i < len; i++)
	{
		S9xDisplayChar(basePtr, code[i]);
		basePtr += (8 - 1);
    }
}

static void CheatFinderHandleAddEntryButton (WindowData *cf)
{
	if (cfAddress[cfListSelection] > (0x20000 - cfViewNumBytes))
		PlayAlertSound();
	else
	if (Cheat.g.size() + cfViewNumBytes > MAC_MAX_CHEATS)
		AppearanceAlert(kAlertCautionAlert, kS9xMacAlertCFCantAddEntry, kS9xMacAlertCFCantAddEntryHint);
	else
		CheatFinderBeginAddEntrySheet(cf);
}

static void CheatFinderBeginAddEntrySheet (WindowData *cf)
{
	OSStatus		err;
	HIViewRef		ctl, root;
	HIViewID		cid;
	UInt32			addr;
	char			str[256], form[256];
	EventTypeSpec	sEvents[] = { { kEventClassCommand, kEventCommandProcess      },
								  { kEventClassCommand, kEventCommandUpdateStatus } };

	err = CreateWindowFromNib(cf->nibRef, CFSTR("CFAddEntry"), &(cf->sheet));
	if (err == noErr)
	{
		addr = cfAddress[cfListSelection];

		root = HIViewGetRoot(cf->sheet);
		cid.id = 0;

		cid.signature = kCFSheetAddrTxt;
		HIViewFindByID(root, cid, &ctl);
		sprintf(str, "%06lX", addr + 0x7E0000);
		SetStaticTextCStr(ctl, str, false);

		cid.signature = kCFSheetCurrentValueTxt;
		HIViewFindByID(root, cid, &ctl);
		CheatFinderMakeValueFormat(form);
		sprintf(str, form, CheatFinderReadBytes(cfCurrentRAM, addr));
		SetStaticTextCStr(ctl, str, false);

		cid.signature = kCFSheetCheetValueTxt;
		HIViewFindByID(root, cid, &ctl);
		SetEditTextCStr(ctl, str, false);

		err = ClearKeyboardFocus(cf->sheet);
		err = SetKeyboardFocus(cf->sheet, ctl, kControlFocusNextPart);

		cid.signature = kCFSheetDescriptionTxt;
		HIViewFindByID(root, cid, &ctl);
		sprintf(str, "%06lX-%06lX", addr + 0x7E0000, addr + cfViewNumBytes - 1 + 0x7E0000);
		SetStaticTextCStr(ctl, str, false);

		cf->sUPP = NewEventHandlerUPP(CheatFinderSheetEventHandler);
		err = InstallWindowEventHandler(cf->sheet, cf->sUPP, GetEventTypeCount(sEvents), sEvents, (void *) cf, &(cf->sEref));

		err = ShowSheetWindow(cf->sheet, cf->main);
	}
}

static void CheatFinderEndAddEntrySheet (WindowData *cf)
{
	if (cf->sheet)
	{
		OSStatus	err;

		err = HideSheetWindow(cf->sheet);

		err = RemoveEventHandler(cf->sEref);
		DisposeEventHandlerUPP(cf->sUPP);

		CFRelease(cf->sheet);
	}
}

static pascal OSStatus CheatFinderSheetEventHandler (EventHandlerCallRef inHandlerCallRef, EventRef inEvent, void *inUserData)
{
	OSStatus	err, result = eventNotHandledErr;
	WindowData	*cf = (WindowData *) inUserData;

	switch (GetEventClass(inEvent))
	{
		case kEventClassCommand:
		{
			switch (GetEventKind(inEvent))
			{
				HICommand	tHICommand;

				case kEventCommandUpdateStatus:
				{
					err = GetEventParameter(inEvent, kEventParamDirectObject, typeHICommand, NULL, sizeof(HICommand), NULL, &tHICommand);
					if (err == noErr && tHICommand.commandID == 'clos')
					{
						UpdateMenuCommandStatus(false);
						result = noErr;
					}

					break;
				}

				case kEventCommandProcess:
				{
					err = GetEventParameter(inEvent, kEventParamDirectObject, typeHICommand, NULL, sizeof(HICommand), NULL, &tHICommand);
					if (err == noErr)
					{
						switch (tHICommand.commandID)
						{
							case kCFSheetAddBtn:
							{
								HIViewRef	ctl, root;
								HIViewID	cid;
								CFStringRef	str;
								SInt64		rv;
								char		buf[256];

								root = HIViewGetRoot(cf->sheet);
								cid.id = 0;

								cid.signature = kCFSheetCheetValueTxt;
								HIViewFindByID(root, cid, &ctl);
								rv = CheatFinderGetValueEditText(ctl);

								cid.signature = kCFSheetDescriptionTxt;
								HIViewFindByID(root, cid, &ctl);

								buf[0] = 0;
								CopyEditTextCFString(ctl, &str);
								if (str)
								{
									strcpy(buf, GetMultiByteCharacters(str, 19));
									CFRelease(str);
								}

								if (buf[0] == 0)
								{
									buf[0] = ' ';
									buf[1] = 0;
								}

								CheatFinderAddEntry(rv, buf);

								CheatFinderEndAddEntrySheet(cf);

								result = noErr;
								break;
							}

							case kCFSheetCancelBtn:
							{
								CheatFinderEndAddEntrySheet(cf);
								result = noErr;
								break;
							}
						}
					}

					break;
				}
			}

			break;
		}
	}

	return (result);
}

static void CheatFinderAddEntry (SInt64 value, char *description)
{
	UInt32	addr, v;

	addr = cfAddress[cfListSelection];
	v = (UInt32) (SInt32) value;

	for (unsigned int i = 0; i < cfViewNumBytes; i++)
	{
		char code[10];
		snprintf(code, 10, "%x=%x", addr + i + 0x7E0000, (UInt8) ((v & (0x000000FF << (i * 8))) >> (i * 8)));
		int index = S9xAddCheatGroup(description, code);
		if(index >= 0)
			S9xEnableCheatGroup(index);
	}
}

static pascal OSStatus CheatFinderListFrameEventHandler (EventHandlerCallRef inHandlerCallRef, EventRef inEvent, void *userData)
{
	OSStatus	err, result = eventNotHandledErr;
	HIViewRef	view = (HIViewRef) userData;

	switch (GetEventClass(inEvent))
	{
		case kEventClassControl:
		{
			switch (GetEventKind(inEvent))
			{
				case kEventControlDraw:
				{
					CGContextRef	ctx;
					HIRect			bounds;

					HIViewGetBounds(view, &bounds);
					cfListAddrColumnWidth = (int) (bounds.size.width * 0.4);

					err = GetEventParameter(inEvent, kEventParamCGContextRef, typeCGContextRef, NULL, sizeof(CGContextRef), NULL, &ctx);
					if (err == noErr)
					{
						HIRect	drawBounds;

						if (systemVersion >= 0x1040)
						{
							HIShapeRef	shape = NULL;

							err = GetEventParameter(inEvent, kEventParamShape, typeHIShapeRef, NULL, sizeof(HIShapeRef), NULL, &shape);
							if (err == noErr)
							{
								if (shape)
									HIShapeGetBounds(shape, &drawBounds);
								else
									drawBounds = bounds;
							}
						}
					#ifdef MAC_PANTHER_SUPPORT
						else
						{
							RgnHandle	rgn = NULL;

							err = GetEventParameter(inEvent, kEventParamRgnHandle, typeQDRgnHandle, NULL, sizeof(RgnHandle), NULL, &rgn);
							if (err == noErr)
							{
								if (rgn)
								{
									Rect	rgnBounds;

									GetRegionBounds(rgn, &rgnBounds);
									drawBounds.origin.x    = (float)  rgnBounds.left;
									drawBounds.origin.y    = (float)  rgnBounds.top;
									drawBounds.size.width  = (float) (rgnBounds.right  - rgnBounds.left);
									drawBounds.size.height = (float) (rgnBounds.bottom - rgnBounds.top );
								}
								else
									drawBounds = bounds;
							}
						}
					#endif

						if (err == noErr)
						{
							if (CGRectContainsRect(drawBounds, bounds))
							{
								HIRect					rct;
								HIThemeFrameDrawInfo	frameinfo;
								HIThemeButtonDrawInfo	buttoninfo;
								HIThemeTextInfo			textinfo;
								CFStringRef				str;

								buttoninfo.version          = 0;
								buttoninfo.state            = kThemeStateActive;
								buttoninfo.kind             = kThemeListHeaderButton;
								buttoninfo.value            = kThemeButtonOff;
								buttoninfo.adornment        = kThemeAdornmentNone;

								frameinfo.version           = 0;
								frameinfo.state             = kThemeStateActive;
								frameinfo.kind              = kHIThemeFrameListBox;
								frameinfo.isFocused         = false;

								textinfo.version            = 0;
								textinfo.state              = kThemeStateActive;
								textinfo.fontID             = kThemeSmallSystemFont;
								textinfo.verticalFlushness  = kHIThemeTextVerticalFlushCenter;
								textinfo.options            = 0;
								textinfo.truncationPosition = kHIThemeTextTruncationNone;
								textinfo.truncationMaxLines = 0;
								textinfo.truncationHappened = false;

								CGContextSaveGState(ctx);

								rct = CGRectInset(bounds, 1.0f, 1.0f);
								err = HIThemeDrawFrame(&rct, &frameinfo, ctx, kHIThemeOrientationNormal);

								rct = bounds;
								rct.size.height = 16.0f;
								rct.size.width  = (float) cfListAddrColumnWidth + 1.0f;
								err = HIThemeDrawButton(&rct, &buttoninfo, ctx, kHIThemeOrientationNormal, NULL);

								CGContextSetRGBFillColor(ctx, 0.0f, 0.0f, 0.0f, 1.0f);

								rct.size.width  = (float) cfListAddrColumnWidth;
								rct.origin.y++;
								textinfo.horizontalFlushness = kHIThemeTextHorizontalFlushCenter;
								str = CFCopyLocalizedString(CFSTR("Address"), "address");
								if (str)
								{
									err = HIThemeDrawTextBox(str, &rct, &textinfo, ctx, kHIThemeOrientationNormal);
									CFRelease(str);
								}

								rct = bounds;
								rct.size.height = 16.0f;
								rct.size.width -= (float) cfListAddrColumnWidth;
								rct.origin.x   += (float) cfListAddrColumnWidth;
								err = HIThemeDrawButton(&rct, &buttoninfo, ctx, kHIThemeOrientationNormal, NULL);

								CGContextSetRGBFillColor(ctx, 0.0f, 0.0f, 0.0f, 1.0f);

								rct.size.width -= 28.0f;
								rct.origin.y++;
								textinfo.horizontalFlushness = kHIThemeTextHorizontalFlushRight;
								str = CFCopyLocalizedString(CFSTR("Value"), "value");
								if (str)
								{
									err = HIThemeDrawTextBox(str, &rct, &textinfo, ctx, kHIThemeOrientationNormal);
									CFRelease(str);
								}

								rct = bounds;
								rct.size.height = 16.0f;
								rct.size.width  = 16.0f;
								rct.origin.x    = bounds.size.width - 16.0f;
								err = HIThemeDrawButton(&rct, &buttoninfo, ctx, kHIThemeOrientationNormal, NULL);

								CGContextRestoreGState(ctx);
							}

							result = noErr;
						}
					}

					break;
				}
			}

			break;
		}
	}

	return (result);
}

static void CheatFinderListViewDraw (CGContextRef ctx, HIRect *bounds, ListViewData *myData)
{
	static Boolean	init = true;

	if (systemVersion >= 0x1050)
	{
		static CGRect			aRct, vRct;

		CTLineRef				line;
		CFDictionaryRef			attr;
		CFAttributedStringRef	astr;
		CFStringRef				str;
		HIRect					lineBounds;
		SInt32					start, end, val, max;
		float					ax, vx, y, f;
		char					format[32], t1[64], t2[64];

		CFStringRef				keys[] = { kCTFontAttributeName, kCTForegroundColorAttributeName        };
		CFTypeRef				bval[] = { cfListLineCTFontRef,  CGColorGetConstantColor(kCGColorBlack) },
								wval[] = { cfListLineCTFontRef,  CGColorGetConstantColor(kCGColorWhite) };

		CheatFinderMakeValueFormat(format);

		start = (SInt32)  (myData->originPoint.y / myData->lineSize.height);
		end   = (SInt32) ((myData->originPoint.y + bounds->size.height) / myData->lineSize.height) + 1;

		y = start * myData->lineSize.height - myData->originPoint.y;

		lineBounds = *bounds;
		lineBounds.size.height = myData->lineSize.height;
		lineBounds.origin.y = y;

		val = GetControl32BitValue(myData->view) - 1;
		max = GetControl32BitMaximum(myData->view);

		attr = CFDictionaryCreate(kCFAllocatorDefault, (const void **) &keys, (const void **) &bval, sizeof(keys) / sizeof(keys[0]), &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);

		CGContextSetTextMatrix(ctx, CGAffineTransformIdentity);

		if (init)
		{
			CGContextSetTextPosition(ctx, 0.0f, 0.0f);

			astr = CFAttributedStringCreate(kCFAllocatorDefault, CFSTR("FFFFFF"), attr);
			line = CTLineCreateWithAttributedString(astr);
			aRct = CTLineGetImageBounds(line, ctx);
			CFRelease(line);
			CFRelease(astr);

			astr = CFAttributedStringCreate(kCFAllocatorDefault, CFSTR("FFFFFFFFFFF"), attr);
			line = CTLineCreateWithAttributedString(astr);
			vRct = CTLineGetImageBounds(line, ctx);
			CFRelease(line);
			CFRelease(astr);

			init = false;
		}

		ax = (float) (int) (((float) cfListAddrColumnWidth - 2.0 - aRct.size.width) / 2.0);
		vx = (float) (int) (lineBounds.origin.x + lineBounds.size.width - vRct.size.width - 12.0);

		for (int i = start; i <= end; i++)
		{
			if ((i == val) && cfNumRows)
				CGContextSetRGBFillColor(ctx,  59.0f / 256.0f, 124.0f / 256.0f, 212.0f / 256.0f, 1.0f);
			else
			if ((i - start) % 2 == 0)
				CGContextSetRGBFillColor(ctx, 256.0f / 256.0f, 256.0f / 256.0f, 256.0f / 256.0f, 1.0f);
			else
				CGContextSetRGBFillColor(ctx, 237.0f / 256.0f, 244.0f / 256.0f, 254.0f / 256.0f, 1.0f);

			CGContextFillRect(ctx, lineBounds);

			if (i < max)
			{
				CGContextScaleCTM(ctx, 1, -1);

				if (i == val)
				{
					CFRelease(attr);
					attr = CFDictionaryCreate(kCFAllocatorDefault, (const void **) &keys, (const void **) &wval, sizeof(keys) / sizeof(keys[0]), &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
				}

				f = -(y + 12.0f);

				sprintf(t1, "%06lX", cfAddress[i] + 0x7E0000);
				str = CFStringCreateWithCString(kCFAllocatorDefault, t1, kCFStringEncodingUTF8);
				astr = CFAttributedStringCreate(kCFAllocatorDefault, str, attr);
				line = CTLineCreateWithAttributedString(astr);
				CGContextSetTextPosition(ctx, ax, f);
				CTLineDraw(line, ctx);
				CFRelease(line);
				CFRelease(astr);
				CFRelease(str);

				sprintf(t2, format, CheatFinderReadBytes(cfCurrentRAM, cfAddress[i]));
				strcpy(t1, "            ");
				t1[11 - strlen(t2)] = 0;
				strcat(t1, t2);
				str = CFStringCreateWithCString(kCFAllocatorDefault, t1, kCFStringEncodingUTF8);
				astr = CFAttributedStringCreate(kCFAllocatorDefault, str, attr);
				line = CTLineCreateWithAttributedString(astr);
				CGContextSetTextPosition(ctx, vx, f);
				CTLineDraw(line, ctx);
				CFRelease(line);
				CFRelease(astr);
				CFRelease(str);

				CGContextScaleCTM(ctx, 1, -1);

				if (i == val)
				{
					CFRelease(attr);
					attr = CFDictionaryCreate(kCFAllocatorDefault, (const void **) &keys, (const void **) &bval, sizeof(keys) / sizeof(keys[0]), &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
				}
			}

			y += myData->lineSize.height;
			lineBounds.origin.y += myData->lineSize.height;
		}

		CFRelease(attr);
	}
#ifdef MAC_TIGER_PANTHER_SUPPORT
	else
	{
		static Rect		aRect = { 0, 0, 0, 0 }, vRect = { 0, 0, 0, 0 };

		OSStatus		err;
		ATSUTextLayout	layout;
		HIRect			lineBounds;
		UniCharCount	runLength[1], len;
		SInt32			start, end, val, max;
		Fixed			ax, vx, f;
		float			y;
		UniChar			unistr[64];
		char			format[32], t1[64], t2[64];

		ATSUAttributeTag		theTags[]   = { kATSUCGContextTag    };
		ByteCount				theSizes[]  = { sizeof(CGContextRef) };
		ATSUAttributeValuePtr	theValues[] = { &ctx                 };

		CheatFinderMakeValueFormat(format);

		start = (SInt32)  (myData->originPoint.y / myData->lineSize.height);
		end   = (SInt32) ((myData->originPoint.y + bounds->size.height) / myData->lineSize.height) + 1;

		y = start * myData->lineSize.height - myData->originPoint.y;

		lineBounds = *bounds;
		lineBounds.size.height = myData->lineSize.height;
		lineBounds.origin.y = y;

		val = GetControl32BitValue(myData->view) - 1;
		max = GetControl32BitMaximum(myData->view);

		if (init)
		{
			f = Long2Fix(0);
			for (unsigned int n = 0; n < 11; n++)
				unistr[n] = 'F';

			len = runLength[0] = 6;
			err = ATSUCreateTextLayoutWithTextPtr(unistr, kATSUFromTextBeginning, kATSUToTextEnd, len, 1, runLength, &cfListLineATSUStyle, &layout);
			err = ATSUSetLayoutControls(layout, sizeof(theTags) / sizeof(theTags[0]), theTags, theSizes, theValues);
			err = ATSUMeasureTextImage(layout, kATSUFromTextBeginning, kATSUToTextEnd, f, f, &aRect);
			err = ATSUDisposeTextLayout(layout);

			len = runLength[0] = 11;
			err = ATSUCreateTextLayoutWithTextPtr(unistr, kATSUFromTextBeginning, kATSUToTextEnd, len, 1, runLength, &cfListLineATSUStyle, &layout);
			err = ATSUSetLayoutControls(layout, sizeof(theTags) / sizeof(theTags[0]), theTags, theSizes, theValues);
			err = ATSUMeasureTextImage(layout, kATSUFromTextBeginning, kATSUToTextEnd, f, f, &vRect);
			err = ATSUDisposeTextLayout(layout);

			init = false;
		}

		ax = Long2Fix((cfListAddrColumnWidth - 2 - (aRect.right - aRect.left)) >> 1);
		vx = Long2Fix((int) (lineBounds.origin.x + lineBounds.size.width) - (vRect.right - vRect.left) - 13);

		for (int i = start; i <= end; i++)
		{
			if ((i == val) && cfNumRows)
				CGContextSetRGBFillColor(ctx,  59.0f / 256.0f, 124.0f / 256.0f, 212.0f / 256.0f, 1.0f);
			else
			if ((i - start) % 2 == 0)
				CGContextSetRGBFillColor(ctx, 256.0f / 256.0f, 256.0f / 256.0f, 256.0f / 256.0f, 1.0f);
			else
				CGContextSetRGBFillColor(ctx, 237.0f / 256.0f, 244.0f / 256.0f, 254.0f / 256.0f, 1.0f);

			CGContextFillRect(ctx, lineBounds);

			if (i < max)
			{
				CGContextScaleCTM(ctx, 1, -1);

				if (i == val)
					CGContextSetRGBFillColor(ctx, 1.0f, 1.0f, 1.0f, 1.0f);
				else
					CGContextSetRGBFillColor(ctx, 0.0f, 0.0f, 0.0f, 1.0f);

				f = Long2Fix(-((int) y + 12));

				sprintf(t1, "%06lX", cfAddress[i] + 0x7E0000);
				len = runLength[0] = strlen(t1);
				for (unsigned int n = 0; n < len; n++)
					unistr[n] = t1[n];
				err = ATSUCreateTextLayoutWithTextPtr(unistr, kATSUFromTextBeginning, kATSUToTextEnd, len, 1, runLength, &cfListLineATSUStyle, &layout);
				err = ATSUSetLayoutControls(layout, sizeof(theTags) / sizeof(theTags[0]), theTags, theSizes, theValues);
				err = ATSUDrawText(layout, kATSUFromTextBeginning, kATSUToTextEnd, ax, f);
				err = ATSUDisposeTextLayout(layout);

				sprintf(t2, format, CheatFinderReadBytes(cfCurrentRAM, cfAddress[i]));
				strcpy(t1, "            ");
				t1[11 - strlen(t2)] = 0;
				strcat(t1, t2);
				len = runLength[0] = strlen(t1);
				for (unsigned int n = 0; n < len; n++)
					unistr[n] = t1[n];
				err = ATSUCreateTextLayoutWithTextPtr(unistr, kATSUFromTextBeginning, kATSUToTextEnd, len, 1, runLength, &cfListLineATSUStyle, &layout);
				err = ATSUSetLayoutControls(layout, sizeof(theTags) / sizeof(theTags[0]), theTags, theSizes, theValues);
				err = ATSUDrawText(layout, kATSUFromTextBeginning, kATSUToTextEnd, vx, f);
				err = ATSUDisposeTextLayout(layout);

				CGContextScaleCTM(ctx, 1, -1);
			}

			y += myData->lineSize.height;
			lineBounds.origin.y += myData->lineSize.height;
		}
	}
#endif
}

static HIViewPartCode CheatFinderListViewFindPart (EventRef inEvent, ListViewData *myData, SInt32 *whichLine)
{
	OSStatus		err;
	HIViewPartCode	part;
	HIPoint			hipt;
	SInt32			start, line;
	float			y;

	part = kControlNoPart;

	start = (SInt32) (myData->originPoint.y / myData->lineSize.height);
	y = start * myData->lineSize.height - myData->originPoint.y;

	err = GetEventParameter(inEvent, kEventParamMouseLocation, typeHIPoint, NULL, sizeof(hipt), NULL, &hipt);
	if (err == noErr)
	{
		line = start + (SInt32) ((hipt.y - y - 1) / myData->lineSize.height) + 1;

		if (line <= GetControl32BitMaximum(myData->view))
			part = kControlListLinePart;

		if (whichLine != NULL)
			*whichLine = line;
	}

	return (part);
}

static float CheatFinderListViewSanityCheck (float where, ListViewData *myData)
{
	HIRect	bounds;
	HISize	imageSize;

	HIViewGetBounds(myData->view, &bounds);
	imageSize = myData->lineSize;
	imageSize.height *= GetControl32BitMaximum(myData->view);

	if (where + bounds.size.height > imageSize.height)
		where = imageSize.height - bounds.size.height;
	if (where < 0)
		where = 0;

	return (where);
}

static void CheatFinderListViewScrollToThere (float where, ListViewData *myData)
{
	OSStatus	err;
	EventRef	theEvent;
	HIPoint		whereP = { 0.0f, where };

	err = CreateEvent(kCFAllocatorDefault, kEventCheatFinderList, kEventScrollableScrollThere, GetCurrentEventTime(), kEventAttributeUserEvent, &theEvent);
	if (err == noErr)
	{
		err = SetEventParameter(theEvent, kEventParamOrigin, typeHIPoint, sizeof(whereP), &whereP);
		if (err == noErr)
			err = SendEventToEventTarget(theEvent, GetControlEventTarget(myData->view));

		ReleaseEvent(theEvent);
	}
}

static pascal OSStatus CheatFinderListViewHandler (EventHandlerCallRef inHandlerCallRef, EventRef inEvent, void *inUserData)
{
	OSStatus		err, result = eventNotHandledErr;
	ListViewData	*myData = (ListViewData *) inUserData;

	switch (GetEventClass(inEvent))
	{
		case kEventClassHIObject:
		{
			switch (GetEventKind(inEvent))
			{
				case kEventHIObjectConstruct:
				{
					ListViewData	*data;

					data = (ListViewData *) calloc(1, sizeof(ListViewData));
					if (data)
					{
						HIViewRef	epView;

						err = GetEventParameter(inEvent, kEventParamHIObjectInstance, typeHIObjectRef, NULL, sizeof(epView), NULL, &epView);
						if (err == noErr)
						{
							data->view = epView;
							data->originPoint.x   =  0.0f;
							data->originPoint.y   =  0.0f;
							data->lineSize.width  =  0.0f;
							data->lineSize.height = 16.0f;
							data->inFocus = false;

							SetControlID(epView, &kCheatFinderListViewID);

							result = SetEventParameter(inEvent, kEventParamHIObjectInstance, typeVoidPtr, sizeof(data), &data);
						}
					}

					break;
				}

				case kEventHIObjectDestruct:
				{
					if (myData)
						free(myData);

					result = noErr;
					break;
				}

				case kEventHIObjectInitialize:
				{
					result = CallNextEventHandler(inHandlerCallRef, inEvent);
					break;
				}
			}

			break;
		}

		case kEventClassScrollable:
		{
			switch (GetEventKind(inEvent))
			{
				case kEventScrollableGetInfo:
				{
					HIRect	bounds;
					HISize	imageSize;

					HIViewGetBounds(myData->view, &bounds);
					imageSize = myData->lineSize;
					imageSize.height *= GetControl32BitMaximum(myData->view);

					err = SetEventParameter(inEvent, kEventParamImageSize, typeHISize,  sizeof(imageSize),           &imageSize);
					err = SetEventParameter(inEvent, kEventParamViewSize,  typeHISize,  sizeof(bounds.size),         &bounds.size);
					err = SetEventParameter(inEvent, kEventParamLineSize,  typeHISize,  sizeof(myData->lineSize),    &myData->lineSize);
					err = SetEventParameter(inEvent, kEventParamOrigin,    typeHIPoint, sizeof(myData->originPoint), &myData->originPoint);

					result = noErr;
					break;
				}

				case kEventScrollableScrollTo:
				{
					HIPoint	where;

					err = GetEventParameter(inEvent, kEventParamOrigin, typeHIPoint, NULL, sizeof(where), NULL, &where);
					if (err == noErr)
					{
						where.y = CheatFinderListViewSanityCheck(where.y, myData);
						if ((int) myData->originPoint.y == (int) where.y)
							break;
						myData->originPoint.y = where.y;

						HIViewSetNeedsDisplay(myData->view, true);
					}

					break;
				}
			}

			break;
		}

		case kEventCheatFinderList:
		{
			switch (GetEventKind(inEvent))
			{
				case kEventScrollableScrollThere:
				{
					HIPoint	where;

					err = GetEventParameter(inEvent, kEventParamOrigin, typeHIPoint, NULL, sizeof(where), NULL, &where);
					if (err == noErr)
					{
						where.y = CheatFinderListViewSanityCheck(where.y, myData);
						if ((int) myData->originPoint.y != (int) where.y)
						{
							myData->originPoint.y = where.y;
							SetControl32BitValue(HIViewGetNextView(myData->view), (SInt32) myData->originPoint.y);

							HIViewSetNeedsDisplay(myData->view, true);
						}
					}

					break;
				}
			}

			break;
		}

		case kEventClassControl:
		{
			switch (GetEventKind(inEvent))
			{
				case kEventControlDraw:
				{
					CGContextRef	ctx;

					err = GetEventParameter(inEvent, kEventParamCGContextRef, typeCGContextRef, NULL, sizeof(ctx), NULL, &ctx);
					if (err == noErr)
					{
						HIRect	bounds;

						HIViewGetBounds(myData->view, &bounds);

						CGContextSaveGState(ctx);
						CheatFinderListViewDraw(ctx, &bounds, myData);
						CGContextRestoreGState(ctx);

						result = noErr;
					}

					break;
				}

				case kEventControlHitTest:
				{
					HIViewPartCode	part;

					part = CheatFinderListViewFindPart(inEvent, myData, NULL);

					result = SetEventParameter(inEvent, kEventParamControlPart, typeControlPartCode, sizeof(part), &part);

					break;
				}

				case kEventControlTrack:
				{
					MouseTrackingResult	trackResult;
					WindowRef			window;
					HIViewRef			contentView;
					HIViewPartCode		part;
					HIRect				frame;
					SInt32				whichLine = 0;

					part = CheatFinderListViewFindPart(inEvent, myData, &whichLine);
					if (part == kControlListLinePart)
						SetControl32BitValue(myData->view, whichLine);

					window = GetControlOwner(myData->view);

					HIViewFindByID(HIViewGetRoot(window), kHIViewWindowContentID, &contentView);
					HIViewGetFrame(myData->view, &frame);
					HIViewConvertRect(&frame, myData->view, contentView);

					HIPoint		hipt;
				#ifdef MAC_TIGER_PANTHER_SUPPORT
					CGrafPtr	oldPort;
					Point		qdpt;
					Boolean		portChanged = false;

					if (systemVersion < 0x1050)
						portChanged = QDSwapPort(GetWindowPort(window), &oldPort);
				#endif

					if (systemVersion >= 0x1050)
						err = HIViewTrackMouseLocation(contentView, 0, kEventDurationForever, 0, NULL, &hipt, NULL, NULL, &trackResult);
				#ifdef MAC_TIGER_PANTHER_SUPPORT
					else
						TrackMouseLocation(NULL, &qdpt, &trackResult);
				#endif

					while (trackResult != kMouseTrackingMouseUp)
					{
						SInt32	start, line = 0;
						float	y;

						start = (SInt32) (myData->originPoint.y / myData->lineSize.height);
						y = start * myData->lineSize.height - myData->originPoint.y;

						if (systemVersion >= 0x1050)
						{
							line = (SInt32) ((hipt.y - frame.origin.y - y - 1) / myData->lineSize.height) + 1;
							if (hipt.y < frame.origin.y)
								line--;
						}
					#ifdef MAC_TIGER_PANTHER_SUPPORT
						else
						{
							line = (SInt32) ((qdpt.v - frame.origin.y - y - 1) / myData->lineSize.height) + 1;
							if (qdpt.v < frame.origin.y)
								line--;
						}
					#endif
						line += start;

						if (line != whichLine)
						{
							whichLine = line;
							SetControl32BitValue(myData->view, whichLine);

							SInt32	goThere = -1;

							if (whichLine <= start)
								goThere = whichLine - 1;
							else
							if (whichLine >=  start + (SInt32) (frame.size.height / myData->lineSize.height) + 1)
								goThere = whichLine - (SInt32) (frame.size.height / myData->lineSize.height) - 1;

					 		if (goThere != -1)
							{
								float	where;

								where = goThere * myData->lineSize.height;
								where = CheatFinderListViewSanityCheck(where, myData);
								if ((int) where != (int) myData->originPoint.y)
									CheatFinderListViewScrollToThere(where, myData);
							}
						}

						if (systemVersion >= 0x1050)
							err = HIViewTrackMouseLocation(contentView, 0, kEventDurationForever, 0, NULL, &hipt, NULL, NULL, &trackResult);
					#ifdef MAC_TIGER_PANTHER_SUPPORT
						else
							TrackMouseLocation(NULL, &qdpt, &trackResult);
					#endif
					}

				#ifdef MAC_TIGER_PANTHER_SUPPORT
					if (systemVersion < 0x1050)
					{
						if (portChanged)
							QDSwapPort(oldPort, NULL);
					}
				#endif

					err = SetEventParameter(inEvent, kEventParamControlPart, typeControlPartCode, sizeof(part), &part);

					cfListSelection = GetControl32BitValue(myData->view) - 1;

					result = noErr;
					break;
				}

				case kEventControlValueFieldChanged:
				{
					EventRef	theEvent;

					myData->originPoint.y = CheatFinderListViewSanityCheck(myData->originPoint.y, myData);

					err = CreateEvent(kCFAllocatorDefault, kEventClassScrollable, kEventScrollableInfoChanged, GetCurrentEventTime(), kEventAttributeUserEvent, &theEvent);
					if (err == noErr)
					{
						err = SendEventToEventTarget(theEvent, GetControlEventTarget(myData->view));
						ReleaseEvent(theEvent);

						HIViewSetNeedsDisplay(myData->view, true);
					}

					break;
				}
			}

			break;
		}
	}

	return (result);
}