// VisualBoyAdvance - Nintendo Gameboy/GameboyAdvance (TM) emulator.
// Copyright (C) 1999-2003 Forgotten
// Copyright (C) 2004 Forgotten and the VBA development team

// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2, or(at your option)
// any later version.
//
// This program 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 this program; if not, write to the Free Software Foundation,
// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

#include "stdafx.h"
#include "MainWnd.h"

#include "Associate.h"
#include "Directories.h"
#include "FileDlg.h"
#include "GBColorDlg.h"
#include "Joypad.h"
#include "MaxScale.h"
#include "ModeConfirm.h"
#include "Reg.h"
#include "RewindInterval.h"
#include "skin.h"
#include "Throttle.h"
#include "WinResUtil.h"

#include "../System.h"
#include "../agbprint.h"
#include "../GBA.h"
#include "../Globals.h"
#include "../Sound.h"
#include "../gb/GB.h"
#include "../gb/gbGlobals.h"
#include "../gb/gbPrinter.h"

extern int emulating;

#define VBA_CONFIRM_MODE WM_APP + 100

extern void CPUUpdateRenderBuffers(bool force);

void MainWnd::OnOptionsFrameskipThrottleNothrottle() 
{
  theApp.throttle = 0;  
}

void MainWnd::OnUpdateOptionsFrameskipThrottleNothrottle(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.throttle == 0);  
}

void MainWnd::OnOptionsFrameskipThrottle25() 
{
  theApp.throttle = 25;  
}

void MainWnd::OnUpdateOptionsFrameskipThrottle25(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.throttle == 25);
}

void MainWnd::OnOptionsFrameskipThrottle50() 
{
  theApp.throttle = 50;  
}

void MainWnd::OnUpdateOptionsFrameskipThrottle50(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.throttle == 50);
}

void MainWnd::OnOptionsFrameskipThrottle100() 
{
  theApp.throttle = 100;  
}

void MainWnd::OnUpdateOptionsFrameskipThrottle100(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.throttle == 100);
}

void MainWnd::OnOptionsFrameskipThrottle150() 
{
  theApp.throttle = 150;  
}

void MainWnd::OnUpdateOptionsFrameskipThrottle150(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.throttle == 150);
}

void MainWnd::OnOptionsFrameskipThrottle200() 
{
  theApp.throttle = 200;  
}

void MainWnd::OnUpdateOptionsFrameskipThrottle200(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.throttle == 200);
}

void MainWnd::OnOptionsFrameskipThrottleOther() 
{
  Throttle dlg;
  int v = dlg.DoModal();
  if(v)
    theApp.throttle = v;
}

void MainWnd::OnUpdateOptionsFrameskipThrottleOther(CCmdUI* pCmdUI) 
{
  int throttle = theApp.throttle;
  pCmdUI->SetCheck(throttle != 0 && throttle != 25 &&
                   throttle != 50 && throttle != 100 &&
                   throttle != 150 && throttle != 200);
}

void MainWnd::OnOptionsFrameskipAutomatic() 
{
  theApp.autoFrameSkip = !theApp.autoFrameSkip;
  if(!theApp.autoFrameSkip && emulating)
    theApp.updateFrameSkip();
}

void MainWnd::OnUpdateOptionsFrameskipAutomatic(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.autoFrameSkip);  
}

BOOL MainWnd::OnOptionsFrameskip(UINT nID)
{
  switch(nID) {
  case ID_OPTIONS_VIDEO_FRAMESKIP_0:
  case ID_OPTIONS_VIDEO_FRAMESKIP_1:
  case ID_OPTIONS_VIDEO_FRAMESKIP_2:
  case ID_OPTIONS_VIDEO_FRAMESKIP_3:
  case ID_OPTIONS_VIDEO_FRAMESKIP_4:
  case ID_OPTIONS_VIDEO_FRAMESKIP_5:
    if(theApp.cartridgeType == 0) {
      frameSkip = nID - ID_OPTIONS_VIDEO_FRAMESKIP_0;
    } else {
      gbFrameSkip = nID - ID_OPTIONS_VIDEO_FRAMESKIP_0;
    }
    if(emulating)
      theApp.updateFrameSkip();
    return TRUE;
    break;
  case ID_OPTIONS_VIDEO_FRAMESKIP_6:
  case ID_OPTIONS_VIDEO_FRAMESKIP_7:
  case ID_OPTIONS_VIDEO_FRAMESKIP_8:
  case ID_OPTIONS_VIDEO_FRAMESKIP_9:
    if(theApp.cartridgeType == 0) {
      frameSkip = 6 + nID - ID_OPTIONS_VIDEO_FRAMESKIP_6;
    } else {
      gbFrameSkip = 6 + nID - ID_OPTIONS_VIDEO_FRAMESKIP_6;
    }
    if(emulating)
      theApp.updateFrameSkip();
    return TRUE;
    break;
  }
  return FALSE;
}

void MainWnd::OnUpdateOptionsVideoFrameskip0(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.cartridgeType == 0 ? frameSkip == 0 : gbFrameSkip == 0);  
}

void MainWnd::OnUpdateOptionsVideoFrameskip1(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.cartridgeType == 0 ? frameSkip == 1 : gbFrameSkip == 1);
}

void MainWnd::OnUpdateOptionsVideoFrameskip2(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.cartridgeType == 0 ? frameSkip == 2 : gbFrameSkip == 2);
}

void MainWnd::OnUpdateOptionsVideoFrameskip3(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.cartridgeType == 0 ? frameSkip == 3 : gbFrameSkip == 3);
}

void MainWnd::OnUpdateOptionsVideoFrameskip4(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.cartridgeType == 0 ? frameSkip == 4 : gbFrameSkip == 4);
}

void MainWnd::OnUpdateOptionsVideoFrameskip5(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.cartridgeType == 0 ? frameSkip == 5 : gbFrameSkip == 5);
}

void MainWnd::OnUpdateOptionsVideoFrameskip6(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.cartridgeType == 0 ? frameSkip == 6 : gbFrameSkip == 6);
}

void MainWnd::OnUpdateOptionsVideoFrameskip7(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.cartridgeType == 0 ? frameSkip == 7 : gbFrameSkip == 7);
}

void MainWnd::OnUpdateOptionsVideoFrameskip8(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.cartridgeType == 0 ? frameSkip == 8 : gbFrameSkip == 8);
}

void MainWnd::OnUpdateOptionsVideoFrameskip9(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.cartridgeType == 0 ? frameSkip == 9 : gbFrameSkip == 9);
}

void MainWnd::OnOptionsVideoVsync() 
{
  theApp.vsync = !theApp.vsync;
}

void MainWnd::OnUpdateOptionsVideoVsync(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.vsync);
}

void MainWnd::OnUpdateOptionsVideoX1(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.videoOption == VIDEO_1X);
}

void MainWnd::OnUpdateOptionsVideoX2(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.videoOption == VIDEO_2X);
}

void MainWnd::OnUpdateOptionsVideoX3(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.videoOption == VIDEO_3X);
}

void MainWnd::OnUpdateOptionsVideoX4(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.videoOption == VIDEO_4X);
}

void MainWnd::OnUpdateOptionsVideoFullscreen320x240(CCmdUI* pCmdUI) 
{
  pCmdUI->Enable(theApp.mode320Available);
  pCmdUI->SetCheck(theApp.videoOption == VIDEO_320x240);
}

void MainWnd::OnUpdateOptionsVideoFullscreen640x480(CCmdUI* pCmdUI) 
{
  pCmdUI->Enable(theApp.mode640Available);
  pCmdUI->SetCheck(theApp.videoOption == VIDEO_640x480);
}

void MainWnd::OnUpdateOptionsVideoFullscreen800x600(CCmdUI* pCmdUI) 
{
  pCmdUI->Enable(theApp.mode800Available);
  pCmdUI->SetCheck(theApp.videoOption == VIDEO_800x600);
}

BOOL MainWnd::OnOptionVideoSize(UINT nID)
{
  theApp.updateVideoSize(nID);
  theApp.m_pMainWnd->PostMessage(VBA_CONFIRM_MODE);
  return TRUE;
}

void MainWnd::OnOptionsVideoFullscreen320x240() 
{
  OnOptionVideoSize(ID_OPTIONS_VIDEO_FULLSCREEN320X240);
}

void MainWnd::OnOptionsVideoFullscreen640x480() 
{
  OnOptionVideoSize(ID_OPTIONS_VIDEO_FULLSCREEN640X480);
}

void MainWnd::OnOptionsVideoFullscreen800x600() 
{
  OnOptionVideoSize(ID_OPTIONS_VIDEO_FULLSCREEN800X600);
}

void MainWnd::OnOptionsVideoFullscreen() 
{
  theApp.winCheckFullscreen();        
  GUID *pGUID = NULL;
  int size = theApp.display->selectFullScreenMode(&pGUID);
  if(size != -1) {
    int width = (size >> 12) & 4095;
    int height = (size & 4095);
    int colorDepth = (size >> 24);
    if(width != theApp.fsWidth ||
       height != theApp.fsHeight ||
       colorDepth != theApp.fsColorDepth ||
       pGUID != theApp.pVideoDriverGUID ||
       theApp.videoOption != VIDEO_OTHER) {
      theApp.fsForceChange = true;
      theApp.fsWidth = width;
      theApp.fsHeight = height;
      theApp.fsColorDepth = colorDepth;
      theApp.pVideoDriverGUID = pGUID;
      if(pGUID) {
        theApp.videoDriverGUID = *pGUID;
        regSetDwordValue("defaultVideoDriver", FALSE);
        regSetBinaryValue("videoDriverGUID",
                          (char *)pGUID, sizeof(GUID));
      } else {
        regSetDwordValue("defaultVideoDriver", TRUE);
      }
      theApp.updateVideoSize(ID_OPTIONS_VIDEO_FULLSCREEN);
      theApp.m_pMainWnd->PostMessage(VBA_CONFIRM_MODE);
    }
  }
  theApp.winAccelMgr.UpdateMenu(theApp.menu);
}

void MainWnd::OnUpdateOptionsVideoFullscreen(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.videoOption == VIDEO_OTHER);
}

void MainWnd::OnOptionsVideoDisablesfx() 
{
  cpuDisableSfx = !cpuDisableSfx;
  if(emulating && theApp.cartridgeType == 0)
    CPUUpdateRender();
}

void MainWnd::OnUpdateOptionsVideoDisablesfx(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(cpuDisableSfx);
}

void MainWnd::OnOptionsVideoFullscreenstretchtofit() 
{
  theApp.fullScreenStretch = !theApp.fullScreenStretch;
  theApp.updateWindowSize(theApp.videoOption);
  if(theApp.display)
    theApp.display->clear();
}

void MainWnd::OnUpdateOptionsVideoFullscreenstretchtofit(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.fullScreenStretch);
}

BOOL MainWnd::OnVideoLayer(UINT nID)
{
  layerSettings ^= 0x0100 <<
    ((nID & 0xFFFF) - ID_OPTIONS_VIDEO_LAYERS_BG0);
  layerEnable = DISPCNT & layerSettings;
  CPUUpdateRenderBuffers(false);
  return TRUE;
}

void MainWnd::OnUpdateVideoLayer(CCmdUI *pCmdUI)
{
  pCmdUI->SetCheck((layerSettings >> (8 + pCmdUI->m_nID - ID_OPTIONS_VIDEO_LAYERS_BG0)) & 1);
  switch(pCmdUI->m_nID) {
  case ID_OPTIONS_VIDEO_LAYERS_BG1:
  case ID_OPTIONS_VIDEO_LAYERS_BG2:
  case ID_OPTIONS_VIDEO_LAYERS_BG3:
  case ID_OPTIONS_VIDEO_LAYERS_WIN1:
  case ID_OPTIONS_VIDEO_LAYERS_OBJWIN:
    pCmdUI->Enable(theApp.cartridgeType == 0);
    break;
  }
}

void MainWnd::OnOptionsVideoRendermethodGdi() 
{
  theApp.renderMethod = GDI;
  theApp.updateRenderMethod(false);
  theApp.winAccelMgr.UpdateMenu(theApp.menu);
}

void MainWnd::OnUpdateOptionsVideoRendermethodGdi(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.renderMethod == GDI);
}

void MainWnd::OnOptionsVideoRendermethodDirectdraw() 
{
  theApp.renderMethod = DIRECT_DRAW;
  theApp.updateRenderMethod(false);
  theApp.winAccelMgr.UpdateMenu(theApp.menu);
}

void MainWnd::OnUpdateOptionsVideoRendermethodDirectdraw(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.renderMethod == DIRECT_DRAW);
}

void MainWnd::OnOptionsVideoRendermethodDirect3d() 
{
  theApp.renderMethod = DIRECT_3D;
  theApp.updateRenderMethod(false);
  theApp.winAccelMgr.UpdateMenu(theApp.menu);
}

void MainWnd::OnUpdateOptionsVideoRendermethodDirect3d(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.renderMethod == DIRECT_3D);
}

void MainWnd::OnOptionsVideoRendermethodOpengl() 
{
  theApp.renderMethod = OPENGL;
  theApp.updateRenderMethod(false);
  theApp.winAccelMgr.UpdateMenu(theApp.menu);
}

void MainWnd::OnUpdateOptionsVideoRendermethodOpengl(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.renderMethod == OPENGL);
}

void MainWnd::OnOptionsVideoTriplebuffering() 
{
  theApp.tripleBuffering = !theApp.tripleBuffering;
}

void MainWnd::OnUpdateOptionsVideoTriplebuffering(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.tripleBuffering);
}

void MainWnd::OnOptionsVideoDdrawemulationonly() 
{
  theApp.ddrawEmulationOnly = !theApp.ddrawEmulationOnly;
}

void MainWnd::OnUpdateOptionsVideoDdrawemulationonly(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.ddrawEmulationOnly);
}

void MainWnd::OnOptionsVideoDdrawusevideomemory() 
{
  theApp.ddrawUseVideoMemory = !theApp.ddrawUseVideoMemory;
}

void MainWnd::OnUpdateOptionsVideoDdrawusevideomemory(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.ddrawUseVideoMemory);
}

void MainWnd::OnOptionsVideoRenderoptionsD3dnofilter() 
{
  theApp.d3dFilter = 0;
  if(theApp.display)
    theApp.display->setOption("d3dFilter", 0);
}

void MainWnd::OnUpdateOptionsVideoRenderoptionsD3dnofilter(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.d3dFilter == 0);
}

void MainWnd::OnOptionsVideoRenderoptionsD3dbilinear() 
{
  theApp.d3dFilter = 1;
  if(theApp.display)
    theApp.display->setOption("d3dFilter", 1);
}

void MainWnd::OnUpdateOptionsVideoRenderoptionsD3dbilinear(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.d3dFilter == 1);
}

void MainWnd::OnOptionsVideoRenderoptionsGlnearest() 
{
  theApp.glFilter = 0;
  if(theApp.display)
    theApp.display->setOption("glFilter", 0);
}

void MainWnd::OnUpdateOptionsVideoRenderoptionsGlnearest(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.glFilter == 0);
}

void MainWnd::OnOptionsVideoRenderoptionsGlbilinear() 
{
  theApp.glFilter = 1;
  if(theApp.display)
    theApp.display->setOption("glFilter", 1);
}

void MainWnd::OnUpdateOptionsVideoRenderoptionsGlbilinear(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.glFilter == 1);
}

void MainWnd::OnOptionsVideoRenderoptionsGltriangle() 
{
  theApp.glType = 0;
  if(theApp.display)
    theApp.display->setOption("glType", 0);
}

void MainWnd::OnUpdateOptionsVideoRenderoptionsGltriangle(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.glType == 0);
}

void MainWnd::OnOptionsVideoRenderoptionsGlquads() 
{
  theApp.glType = 1;
  if(theApp.display)
    theApp.display->setOption("glType", 1);
}

void MainWnd::OnUpdateOptionsVideoRenderoptionsGlquads(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.glType == 1);
}

void MainWnd::OnOptionsVideoRenderoptionsSelectskin() 
{
  LPCTSTR exts[] = {".ini" };
  CString filter = winLoadFilter(IDS_FILTER_INI);
  CString title = winResLoadString(IDS_SELECT_SKIN_FILE);

  FileDlg dlg(this,
              theApp.skinName,
              filter,
              0,
              "INI",
              exts,
              "", 
              title,
              false);

  if(dlg.DoModal() == IDCANCEL) {
    return;
  }

  bool result = false;
  if(!theApp.skinEnabled) {
    theApp.skinEnabled = !theApp.skinEnabled;    
    regSetDwordValue("skinEnabled", theApp.skinEnabled);
  }

  if(theApp.skin && theApp.skinEnabled) {
    delete theApp.skin;
    theApp.skin = NULL;
  }

  theApp.skinName = dlg.GetPathName();

  theApp.winUpdateSkin();
  theApp.winAccelMgr.UpdateMenu(theApp.menu);
}

void MainWnd::OnUpdateOptionsVideoRenderoptionsSelectskin(CCmdUI* pCmdUI) 
{
  pCmdUI->Enable(theApp.display && theApp.display->isSkinSupported() &&
                 theApp.videoOption <= VIDEO_4X);
}

void MainWnd::OnOptionsVideoRenderoptionsSkin() 
{
  theApp.skinEnabled = !theApp.skinEnabled;
  theApp.updateRenderMethod(true);
  theApp.winAccelMgr.UpdateMenu(theApp.menu);
}

void MainWnd::OnUpdateOptionsVideoRenderoptionsSkin(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.skinEnabled);
  pCmdUI->Enable(theApp.display && theApp.display->isSkinSupported() && theApp.videoOption <= VIDEO_4X);
}

void MainWnd::OnOptionsEmulatorAssociate() 
{
  theApp.winCheckFullscreen();
  Associate dlg;
  dlg.DoModal();
}

void MainWnd::OnOptionsEmulatorDirectories() 
{
  theApp.winCheckFullscreen();
  Directories dlg;
  dlg.DoModal();
}

void MainWnd::OnOptionsEmulatorDisablestatusmessages() 
{
  theApp.disableStatusMessage = !theApp.disableStatusMessage;
}

void MainWnd::OnUpdateOptionsEmulatorDisablestatusmessages(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.disableStatusMessage);
}

void MainWnd::OnOptionsEmulatorSynchronize() 
{
  synchronize = !synchronize;
}

void MainWnd::OnUpdateOptionsEmulatorSynchronize(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(synchronize);
}

void MainWnd::OnOptionsEmulatorPausewheninactive() 
{
  theApp.pauseWhenInactive = !theApp.pauseWhenInactive;
}

void MainWnd::OnUpdateOptionsEmulatorPausewheninactive(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.pauseWhenInactive);
}

void MainWnd::OnOptionsEmulatorSpeeduptoggle() 
{
  theApp.speedupToggle = !theApp.speedupToggle;
}

void MainWnd::OnUpdateOptionsEmulatorSpeeduptoggle(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.speedupToggle);
}

void MainWnd::OnOptionsEmulatorRemoveintrosgba() 
{
  //  theApp.removeIntros = !theApp.removeIntros;
}

void MainWnd::OnUpdateOptionsEmulatorRemoveintrosgba(CCmdUI* pCmdUI) 
{
  pCmdUI->Enable(false);
  //  pCmdUI->SetCheck(theApp.removeIntros);
}

void MainWnd::OnOptionsEmulatorAutomaticallyipspatch() 
{
  theApp.autoIPS = !theApp.autoIPS;
}

void MainWnd::OnUpdateOptionsEmulatorAutomaticallyipspatch(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.autoIPS);
}

void MainWnd::OnOptionsEmulatorAgbprint() 
{
  agbPrintEnable(!agbPrintIsEnabled());
}

void MainWnd::OnUpdateOptionsEmulatorAgbprint(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(agbPrintIsEnabled());
}

void MainWnd::OnOptionsEmulatorRealtimeclock() 
{
  theApp.winRtcEnable = !theApp.winRtcEnable;
}

void MainWnd::OnUpdateOptionsEmulatorRealtimeclock(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.winRtcEnable);
}

void MainWnd::OnOptionsEmulatorAutohidemenu() 
{
  theApp.autoHideMenu = !theApp.autoHideMenu;
}

void MainWnd::OnUpdateOptionsEmulatorAutohidemenu(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.autoHideMenu);
}

void MainWnd::OnOptionsEmulatorRewindinterval() 
{
  RewindInterval dlg(theApp.rewindTimer/6);
  int v = dlg.DoModal();

  if(v >= 0) {
    theApp.rewindTimer = v*6; // convert to a multiple of 10 frames
    regSetDwordValue("rewindTimer", v);
    if(v == 0) {
      if(theApp.rewindMemory)
        free(theApp.rewindMemory);
      theApp.rewindMemory = NULL;
      theApp.rewindCount = 0;
      theApp.rewindCounter = 0;
      theApp.rewindSaveNeeded = false;
    } else {
      if(theApp.rewindMemory == NULL)
        theApp.rewindMemory = (char *)malloc(8*REWIND_SIZE);
    }
  }
}

BOOL MainWnd::OnOptionsEmulatorShowSpeed(UINT nID)
{
  switch(nID) {
  case ID_OPTIONS_EMULATOR_SHOWSPEED_NONE:
    theApp.showSpeed = 0;
    systemSetTitle("VisualBoyAdvance");
    break;
  case ID_OPTIONS_EMULATOR_SHOWSPEED_PERCENTAGE:
    theApp.showSpeed = 1;
    break;
  case ID_OPTIONS_EMULATOR_SHOWSPEED_DETAILED:
    theApp.showSpeed = 2;
    break;
  case ID_OPTIONS_EMULATOR_SHOWSPEED_TRANSPARENT:
    theApp.showSpeedTransparent = !theApp.showSpeedTransparent;
    break;
  default:
    return FALSE;
  }
  return TRUE;
}

void MainWnd::OnUpdateOptionsEmulatorShowSpeed(CCmdUI *pCmdUI)
{
  switch(pCmdUI->m_nID) {
  case ID_OPTIONS_EMULATOR_SHOWSPEED_NONE:
    pCmdUI->SetCheck(theApp.showSpeed == 0);
    break;
  case ID_OPTIONS_EMULATOR_SHOWSPEED_PERCENTAGE:
    pCmdUI->SetCheck(theApp.showSpeed == 1);
    break;
  case ID_OPTIONS_EMULATOR_SHOWSPEED_DETAILED:
    pCmdUI->SetCheck(theApp.showSpeed == 2);
    break;
  case ID_OPTIONS_EMULATOR_SHOWSPEED_TRANSPARENT:
    pCmdUI->SetCheck(theApp.showSpeedTransparent);
    break;
  }
}

void MainWnd::OnOptionsEmulatorSavetypeAutomatic() 
{
  theApp.winSaveType = 0;
}

void MainWnd::OnUpdateOptionsEmulatorSavetypeAutomatic(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.winSaveType == 0);
}

void MainWnd::OnOptionsEmulatorSavetypeEeprom() 
{
  theApp.winSaveType = 1;
}

void MainWnd::OnUpdateOptionsEmulatorSavetypeEeprom(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.winSaveType == 1);
}

void MainWnd::OnOptionsEmulatorSavetypeSram() 
{
  theApp.winSaveType = 2;
}

void MainWnd::OnUpdateOptionsEmulatorSavetypeSram(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.winSaveType == 2);
}

void MainWnd::OnOptionsEmulatorSavetypeFlash() 
{
  theApp.winSaveType = 3;
}

void MainWnd::OnUpdateOptionsEmulatorSavetypeFlash(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.winSaveType == 3);
}

void MainWnd::OnOptionsEmulatorSavetypeEepromsensor() 
{
  theApp.winSaveType = 4;
}

void MainWnd::OnUpdateOptionsEmulatorSavetypeEepromsensor(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.winSaveType == 4);
}

void MainWnd::OnOptionsEmulatorSavetypeNone() 
{
  theApp.winSaveType = 5;
}

void MainWnd::OnUpdateOptionsEmulatorSavetypeNone(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.winSaveType == 5);
}

void MainWnd::OnOptionsEmulatorSavetypeFlash512k() 
{
  flashSetSize(0x10000);
  theApp.winFlashSize = 0x10000;
}

void MainWnd::OnUpdateOptionsEmulatorSavetypeFlash512k(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.winFlashSize == 0x10000);
}

void MainWnd::OnOptionsEmulatorSavetypeFlash1m() 
{
  flashSetSize(0x20000);
  theApp.winFlashSize = 0x20000;
}

void MainWnd::OnUpdateOptionsEmulatorSavetypeFlash1m(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.winFlashSize == 0x20000);
}

void MainWnd::OnOptionsEmulatorUsebiosfile() 
{
  if(!theApp.biosFileName.IsEmpty())
    theApp.useBiosFile = !theApp.useBiosFile;
}

void MainWnd::OnUpdateOptionsEmulatorUsebiosfile(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.useBiosFile);
  pCmdUI->Enable(!theApp.biosFileName.IsEmpty());
}

void MainWnd::OnOptionsEmulatorSkipbios() 
{
  theApp.skipBiosFile = !theApp.skipBiosFile;
}

void MainWnd::OnUpdateOptionsEmulatorSkipbios(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.skipBiosFile);
}

void MainWnd::OnOptionsEmulatorSelectbiosfile() 
{
  theApp.winCheckFullscreen();
  LPCTSTR exts[] = { "" };
  CString filter = winLoadFilter(IDS_FILTER_BIOS);
  CString title = winResLoadString(IDS_SELECT_BIOS_FILE);

  FileDlg dlg(this,
              theApp.biosFileName,
              filter,
              0,
              "BIOS",
              exts,
              "", 
              title,
              false);
  
  if(dlg.DoModal() == IDOK) {
    theApp.biosFileName = dlg.GetPathName();
  }
}

void MainWnd::OnOptionsEmulatorPngformat() 
{
  theApp.captureFormat = 0;
}

void MainWnd::OnUpdateOptionsEmulatorPngformat(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.captureFormat == 0);
}

void MainWnd::OnOptionsEmulatorBmpformat() 
{
  theApp.captureFormat = 1;
}

void MainWnd::OnUpdateOptionsEmulatorBmpformat(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.captureFormat == 1);
}

void MainWnd::OnOptionsSoundOff() 
{
  soundOffFlag = true;
  soundShutdown();
}

void MainWnd::OnUpdateOptionsSoundOff(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(soundOffFlag);
}

void MainWnd::OnOptionsSoundMute() 
{
  soundDisable(0x30f);
}

void MainWnd::OnUpdateOptionsSoundMute(CCmdUI* pCmdUI) 
{
  int active = soundGetEnable() & 0x30f;
  pCmdUI->SetCheck(active == 0);
}

void MainWnd::OnOptionsSoundOn() 
{
  if(soundOffFlag) {
    soundOffFlag = false;
    soundInit();
  }
  soundEnable(0x30f);
}

void MainWnd::OnUpdateOptionsSoundOn(CCmdUI* pCmdUI) 
{
  int active = soundGetEnable() & 0x30f;
  pCmdUI->SetCheck(active != 0 && !soundOffFlag);
}

void MainWnd::OnOptionsSoundUseoldsynchronization() 
{
  theApp.useOldSync = !theApp.useOldSync;
  systemMessage(IDS_SETTING_WILL_BE_EFFECTIVE,
                "Setting will be effective the next time you start the emulator");      
}

void MainWnd::OnUpdateOptionsSoundUseoldsynchronization(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.useOldSync);
}

void MainWnd::OnOptionsSoundEcho() 
{
  soundEcho = !soundEcho;
}

void MainWnd::OnUpdateOptionsSoundEcho(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(soundEcho);
}

void MainWnd::OnOptionsSoundLowpassfilter() 
{
  soundLowPass = !soundLowPass;
}

void MainWnd::OnUpdateOptionsSoundLowpassfilter(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(soundLowPass);
}

void MainWnd::OnOptionsSoundReversestereo() 
{
  soundReverse = !soundReverse;
}

void MainWnd::OnUpdateOptionsSoundReversestereo(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(soundReverse);
}

void MainWnd::OnOptionsSound11khz() 
{
  if(theApp.cartridgeType == 0)
    soundSetQuality(4);
  else
    gbSoundSetQuality(4);
}

void MainWnd::OnUpdateOptionsSound11khz(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(soundQuality == 4);
}

void MainWnd::OnOptionsSound22khz() 
{
  if(theApp.cartridgeType == 0)
    soundSetQuality(2);
  else
    gbSoundSetQuality(2);
}

void MainWnd::OnUpdateOptionsSound22khz(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(soundQuality == 2);
}

void MainWnd::OnOptionsSound44khz() 
{
  if(theApp.cartridgeType == 0)
    soundSetQuality(1);
  else
    gbSoundSetQuality(1);
}

void MainWnd::OnUpdateOptionsSound44khz(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(soundQuality == 1);
}

BOOL MainWnd::OnOptionsSoundVolume(UINT nID)
{
  soundVolume = nID - ID_OPTIONS_SOUND_VOLUME_1X;
  return TRUE;
}

void MainWnd::OnUpdateOptionsSoundVolume(CCmdUI *pCmdUI)
{
  pCmdUI->SetCheck(soundVolume == (int)(pCmdUI->m_nID - ID_OPTIONS_SOUND_VOLUME_1X));
}


void MainWnd::OnOptionsSoundVolume25x() 
{
  soundVolume = 4;
}

void MainWnd::OnUpdateOptionsSoundVolume25x(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(soundVolume == 4);
}

void MainWnd::OnOptionsSoundVolume5x() 
{
  soundVolume = 5;
}

void MainWnd::OnUpdateOptionsSoundVolume5x(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(soundVolume == 5);
}

void MainWnd::updateSoundChannels(UINT id)
{
  int flag = 0;
      
  if(id == ID_OPTIONS_SOUND_CHANNEL1)
    flag = 1;

  if(id == ID_OPTIONS_SOUND_CHANNEL2)
    flag = 2;

  if(id == ID_OPTIONS_SOUND_CHANNEL3)
    flag = 4;

  if(id == ID_OPTIONS_SOUND_CHANNEL4)
    flag = 8;

  if(id == ID_OPTIONS_SOUND_DIRECTSOUNDA)
    flag = 256;

  if(id == ID_OPTIONS_SOUND_DIRECTSOUNDB)
    flag = 512;

  int active = soundGetEnable() & 0x30f;

  if(active & flag)
    active &= (~flag);
  else
    active |= flag;
  
  soundEnable(active);
  soundDisable((~active)&0x30f);
}

void MainWnd::OnOptionsSoundChannel1() 
{
  updateSoundChannels(ID_OPTIONS_SOUND_CHANNEL1);
}

void MainWnd::OnUpdateOptionsSoundChannel1(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(soundGetEnable() & 1);
}

void MainWnd::OnOptionsSoundChannel2() 
{
  updateSoundChannels(ID_OPTIONS_SOUND_CHANNEL2);
}

void MainWnd::OnUpdateOptionsSoundChannel2(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(soundGetEnable() & 2);
}

void MainWnd::OnOptionsSoundChannel3() 
{
  updateSoundChannels(ID_OPTIONS_SOUND_CHANNEL3);
}

void MainWnd::OnUpdateOptionsSoundChannel3(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(soundGetEnable() & 4);
}

void MainWnd::OnOptionsSoundChannel4() 
{
  updateSoundChannels(ID_OPTIONS_SOUND_CHANNEL4);
}

void MainWnd::OnUpdateOptionsSoundChannel4(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(soundGetEnable() & 8);
}

void MainWnd::OnOptionsSoundDirectsounda() 
{
  updateSoundChannels(ID_OPTIONS_SOUND_DIRECTSOUNDA);
}

void MainWnd::OnUpdateOptionsSoundDirectsounda(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(soundGetEnable() & 256);
  pCmdUI->Enable(theApp.cartridgeType == 0);
}

void MainWnd::OnOptionsSoundDirectsoundb() 
{
  updateSoundChannels(ID_OPTIONS_SOUND_DIRECTSOUNDB);
}

void MainWnd::OnUpdateOptionsSoundDirectsoundb(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(soundGetEnable() & 512);
  pCmdUI->Enable(theApp.cartridgeType == 0);
}

void MainWnd::OnOptionsGameboyBorder() 
{
  theApp.winGbBorderOn = !theApp.winGbBorderOn;
  gbBorderOn = theApp.winGbBorderOn;
  if(emulating && theApp.cartridgeType == 1 && gbBorderOn) {
    gbSgbRenderBorder();
  }
  theApp.updateWindowSize(theApp.videoOption);
}

void MainWnd::OnUpdateOptionsGameboyBorder(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.winGbBorderOn);
}

void MainWnd::OnOptionsGameboyPrinter() 
{
  theApp.winGbPrinterEnabled = !theApp.winGbPrinterEnabled;
  if(theApp.winGbPrinterEnabled)
    gbSerialFunction = gbPrinterSend;
  else
    gbSerialFunction = NULL;
}

void MainWnd::OnUpdateOptionsGameboyPrinter(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(gbSerialFunction == gbPrinterSend);
}

void MainWnd::OnOptionsGameboyBorderAutomatic() 
{
  gbBorderAutomatic = !gbBorderAutomatic;
  if(emulating && theApp.cartridgeType == 1 && gbBorderOn) {
    gbSgbRenderBorder();
    theApp.updateWindowSize(theApp.videoOption);
  }
}

void MainWnd::OnUpdateOptionsGameboyBorderAutomatic(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(gbBorderAutomatic);  
}

void MainWnd::OnOptionsGameboyAutomatic() 
{
  gbEmulatorType = 0;
}

void MainWnd::OnUpdateOptionsGameboyAutomatic(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(gbEmulatorType == 0);
}

void MainWnd::OnOptionsGameboyGba() 
{
  gbEmulatorType = 4;
}

void MainWnd::OnUpdateOptionsGameboyGba(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(gbEmulatorType == 4);
}

void MainWnd::OnOptionsGameboyCgb() 
{
  gbEmulatorType = 1;
}

void MainWnd::OnUpdateOptionsGameboyCgb(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(gbEmulatorType == 1);
}

void MainWnd::OnOptionsGameboySgb() 
{
  gbEmulatorType = 2;  
}

void MainWnd::OnUpdateOptionsGameboySgb(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(gbEmulatorType == 2);
}

void MainWnd::OnOptionsGameboySgb2() 
{
  gbEmulatorType = 5;  
}

void MainWnd::OnUpdateOptionsGameboySgb2(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(gbEmulatorType == 5);
}

void MainWnd::OnOptionsGameboyGb() 
{
  gbEmulatorType = 3;  
}

void MainWnd::OnUpdateOptionsGameboyGb(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(gbEmulatorType == 3);
}

void MainWnd::OnOptionsGameboyRealcolors() 
{
  gbColorOption = 0;  
}

void MainWnd::OnUpdateOptionsGameboyRealcolors(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(gbColorOption == 0);  
}

void MainWnd::OnOptionsGameboyGameboycolors() 
{
  gbColorOption = 1;  
}

void MainWnd::OnUpdateOptionsGameboyGameboycolors(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(gbColorOption == 1);  
}


void MainWnd::OnOptionsGameboyColors() 
{
  theApp.winCheckFullscreen();
  GBColorDlg dlg;
  if(dlg.DoModal()) {
    gbPaletteOption = dlg.getWhich();
    memcpy(systemGbPalette, dlg.getColors(), 24*sizeof(u16));
    if(emulating && theApp.cartridgeType == 1) {
      memcpy(gbPalette, &systemGbPalette[dlg.getWhich()*8], 8*sizeof(u16));
    }
  }
}

BOOL MainWnd::OnOptionsPriority(UINT nID)
{
  switch(nID) {
  case ID_OPTIONS_PRIORITY_HIGHEST:
    theApp.threadPriority = 0;
    break;
  case ID_OPTIONS_PRIORITY_ABOVENORMAL:
    theApp.threadPriority = 1;
    break;
  case ID_OPTIONS_PRIORITY_NORMAL:
    theApp.threadPriority = 2;
    break;
  case ID_OPTIONS_PRIORITY_BELOWNORMAL:
    theApp.threadPriority = 3;
    break;
  default:
    return FALSE;
  }
  theApp.updatePriority();

  return TRUE;
}

void MainWnd::OnUpdateOptionsPriority(CCmdUI *pCmdUI)
{
  switch(pCmdUI->m_nID) {
  case ID_OPTIONS_PRIORITY_HIGHEST:
    pCmdUI->SetCheck(theApp.threadPriority == 0);
    break;
  case ID_OPTIONS_PRIORITY_ABOVENORMAL:
    pCmdUI->SetCheck(theApp.threadPriority == 1);
    break;
  case ID_OPTIONS_PRIORITY_NORMAL:
    pCmdUI->SetCheck(theApp.threadPriority == 2);
    break;
  case ID_OPTIONS_PRIORITY_BELOWNORMAL:
    pCmdUI->SetCheck(theApp.threadPriority == 3);
    break;
  }
}

BOOL MainWnd::OnOptionsFilter(UINT nID)
{
  switch(nID) {
  case ID_OPTIONS_FILTER_NORMAL:
    theApp.filterType = 0;
    break;
  case ID_OPTIONS_FILTER_TVMODE:
    theApp.filterType = 1;
    break;
  case ID_OPTIONS_FILTER_2XSAI:
    theApp.filterType = 2;
    break;
  case ID_OPTIONS_FILTER_SUPER2XSAI:
    theApp.filterType = 3;
    break;
  case ID_OPTIONS_FILTER_SUPEREAGLE:
    theApp.filterType = 4;
    break;
  case ID_OPTIONS_FILTER16BIT_PIXELATEEXPERIMENTAL:
    theApp.filterType = 5;
    break;
  case ID_OPTIONS_FILTER16BIT_MOTIONBLUREXPERIMENTAL:
    theApp.filterType = 6;
    break;
  case ID_OPTIONS_FILTER16BIT_ADVANCEMAMESCALE2X:
    theApp.filterType = 7;
    break;
  case ID_OPTIONS_FILTER16BIT_SIMPLE2X:
    theApp.filterType = 8;
    break;
  case ID_OPTIONS_FILTER_BILINEAR:
    theApp.filterType = 9;
    break;
  case ID_OPTIONS_FILTER_BILINEARPLUS:
    theApp.filterType = 10;
    break;
  case ID_OPTIONS_FILTER_SCANLINES:
    theApp.filterType = 11;
    break;
  case ID_OPTIONS_FILTER_HQ2X:
    theApp.filterType = 12;
    break;
  case ID_OPTIONS_FILTER_LQ2X:
    theApp.filterType = 13;
    break;
  default:
    return FALSE;
  }
  theApp.updateFilter();
  return TRUE;
}

void MainWnd::OnUpdateOptionsFilter(CCmdUI *pCmdUI)
{
  pCmdUI->Enable(systemColorDepth == 16 || systemColorDepth == 32);
  switch(pCmdUI->m_nID) {
  case ID_OPTIONS_FILTER_NORMAL:
    pCmdUI->SetCheck(theApp.filterType == 0);
    break;
  case ID_OPTIONS_FILTER_TVMODE:
    pCmdUI->SetCheck(theApp.filterType == 1);
    break;
  case ID_OPTIONS_FILTER_2XSAI:
    pCmdUI->SetCheck(theApp.filterType == 2);
    break;
  case ID_OPTIONS_FILTER_SUPER2XSAI:
    pCmdUI->SetCheck(theApp.filterType == 3);
    break;
  case ID_OPTIONS_FILTER_SUPEREAGLE:
    pCmdUI->SetCheck(theApp.filterType == 4);
    break;
  case ID_OPTIONS_FILTER16BIT_PIXELATEEXPERIMENTAL:
    pCmdUI->SetCheck(theApp.filterType == 5);
    break;
  case ID_OPTIONS_FILTER16BIT_MOTIONBLUREXPERIMENTAL:
    pCmdUI->SetCheck(theApp.filterType == 6);
    break;
  case ID_OPTIONS_FILTER16BIT_ADVANCEMAMESCALE2X:
    pCmdUI->SetCheck(theApp.filterType == 7);
    break;
  case ID_OPTIONS_FILTER16BIT_SIMPLE2X:
    pCmdUI->SetCheck(theApp.filterType == 8);
    break;
  case ID_OPTIONS_FILTER_BILINEAR:
    pCmdUI->SetCheck(theApp.filterType == 9);
    break;
  case ID_OPTIONS_FILTER_BILINEARPLUS:
    pCmdUI->SetCheck(theApp.filterType == 10);
    break;
  case ID_OPTIONS_FILTER_SCANLINES:
    pCmdUI->SetCheck(theApp.filterType == 11);
    break;
  case ID_OPTIONS_FILTER_HQ2X:
    pCmdUI->SetCheck(theApp.filterType == 12);
    break;
  case ID_OPTIONS_FILTER_LQ2X:
    pCmdUI->SetCheck(theApp.filterType == 13);
    break;
  }
}

BOOL MainWnd::OnOptionsFilterIFB(UINT nID)
{
  switch(nID) {
  case ID_OPTIONS_FILTER_INTERFRAMEBLENDING_NONE:
    theApp.ifbType = 0;
    break;
  case ID_OPTIONS_FILTER_INTERFRAMEBLENDING_MOTIONBLUR:
    theApp.ifbType = 1;
    break;
  case ID_OPTIONS_FILTER_INTERFRAMEBLENDING_SMART:
    theApp.ifbType = 2;
    break;
  default:
    return FALSE;
  }
  theApp.updateIFB();
  return TRUE;
}

void MainWnd::OnUpdateOptionsFilterIFB(CCmdUI *pCmdUI)
{
  switch(pCmdUI->m_nID) {
  case ID_OPTIONS_FILTER_INTERFRAMEBLENDING_NONE:
    pCmdUI->SetCheck(theApp.ifbType == 0);
    break;
  case ID_OPTIONS_FILTER_INTERFRAMEBLENDING_MOTIONBLUR:
    pCmdUI->SetCheck(theApp.ifbType == 1);
    break;
  case ID_OPTIONS_FILTER_INTERFRAMEBLENDING_SMART:
    pCmdUI->SetCheck(theApp.ifbType == 2);
    break;
  }
}

void MainWnd::OnOptionsFilterDisablemmx() 
{
  theApp.disableMMX = !theApp.disableMMX;
  if(!theApp.disableMMX)
    cpu_mmx = theApp.detectMMX();
  else
    cpu_mmx = 0;
}

void MainWnd::OnUpdateOptionsFilterDisablemmx(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.disableMMX);
}


void MainWnd::OnOptionsLanguageSystem() 
{
  theApp.winSetLanguageOption(0, false);
  theApp.winAccelMgr.UpdateMenu(theApp.menu);
}

void MainWnd::OnUpdateOptionsLanguageSystem(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.languageOption == 0);
}

void MainWnd::OnOptionsLanguageEnglish() 
{
  theApp.winSetLanguageOption(1, false);
  theApp.winAccelMgr.UpdateMenu(theApp.menu);
}

void MainWnd::OnUpdateOptionsLanguageEnglish(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.languageOption == 1);
}

void MainWnd::OnOptionsLanguageOther() 
{
  theApp.winCheckFullscreen();
  theApp.winSetLanguageOption(2, false);
  theApp.winAccelMgr.UpdateMenu(theApp.menu);
}

void MainWnd::OnUpdateOptionsLanguageOther(CCmdUI* pCmdUI) 
{
  pCmdUI->SetCheck(theApp.languageOption == 2);
}


void MainWnd::OnOptionsJoypadConfigure1() 
{
  theApp.winCheckFullscreen();
  JoypadConfig dlg(0);
  dlg.DoModal();
}

void MainWnd::OnUpdateOptionsJoypadConfigure1(CCmdUI* pCmdUI) 
{
  pCmdUI->Enable(theApp.videoOption != VIDEO_320x240);
}

void MainWnd::OnOptionsJoypadConfigure2() 
{
  theApp.winCheckFullscreen();
  JoypadConfig dlg(1);
  dlg.DoModal();
}

void MainWnd::OnUpdateOptionsJoypadConfigure2(CCmdUI* pCmdUI) 
{
  pCmdUI->Enable(theApp.videoOption != VIDEO_320x240);
}

void MainWnd::OnOptionsJoypadConfigure3() 
{
  theApp.winCheckFullscreen();
  JoypadConfig dlg(2);
  dlg.DoModal();
}

void MainWnd::OnUpdateOptionsJoypadConfigure3(CCmdUI* pCmdUI) 
{
  pCmdUI->Enable(theApp.videoOption != VIDEO_320x240);
}

void MainWnd::OnOptionsJoypadConfigure4() 
{
  theApp.winCheckFullscreen();
  JoypadConfig dlg(3);
  dlg.DoModal();
}

void MainWnd::OnUpdateOptionsJoypadConfigure4(CCmdUI* pCmdUI) 
{
  pCmdUI->Enable(theApp.videoOption != VIDEO_320x240);
}

BOOL MainWnd::OnOptionsJoypadDefault(UINT nID)
{
  theApp.joypadDefault = nID - ID_OPTIONS_JOYPAD_DEFAULTJOYPAD_1;
  return TRUE;
}

void MainWnd::OnUpdateOptionsJoypadDefault(CCmdUI *pCmdUI)
{
  pCmdUI->SetCheck(theApp.joypadDefault == (int)(pCmdUI->m_nID - ID_OPTIONS_JOYPAD_DEFAULTJOYPAD_1));
}

void MainWnd::OnOptionsJoypadMotionconfigure() 
{
  theApp.winCheckFullscreen();
  MotionConfig dlg;
  dlg.DoModal();
}

void MainWnd::OnUpdateOptionsJoypadMotionconfigure(CCmdUI* pCmdUI) 
{
  pCmdUI->Enable(theApp.videoOption != VIDEO_320x240);
}

BOOL MainWnd::OnOptionsJoypadAutofire(UINT nID)
{
  switch(nID) {
  case ID_OPTIONS_JOYPAD_AUTOFIRE_A:
    if(theApp.autoFire & 1) {
      theApp.autoFire &= ~1;
      systemScreenMessage(winResLoadString(IDS_AUTOFIRE_A_DISABLED));
    } else {
      theApp.autoFire |= 1;
      systemScreenMessage(winResLoadString(IDS_AUTOFIRE_A));
    }
    break;
  case ID_OPTIONS_JOYPAD_AUTOFIRE_B:
    if(theApp.autoFire & 2) {
      theApp.autoFire &= ~2;
      systemScreenMessage(winResLoadString(IDS_AUTOFIRE_B_DISABLED));
    } else {
      theApp.autoFire |= 2;
      systemScreenMessage(winResLoadString(IDS_AUTOFIRE_B));
    }
    break;
  case ID_OPTIONS_JOYPAD_AUTOFIRE_L:
    if(theApp.autoFire & 512) {
      theApp.autoFire &= ~512;
      systemScreenMessage(winResLoadString(IDS_AUTOFIRE_L_DISABLED));
    } else {
      theApp.autoFire |= 512;
      systemScreenMessage(winResLoadString(IDS_AUTOFIRE_L));
    }
    break;
  case ID_OPTIONS_JOYPAD_AUTOFIRE_R:
    if(theApp.autoFire & 256) {
      theApp.autoFire &= ~256;
      systemScreenMessage(winResLoadString(IDS_AUTOFIRE_R_DISABLED));
    } else {
      theApp.autoFire |= 256;
      systemScreenMessage(winResLoadString(IDS_AUTOFIRE_R));
    }
    break;
  default:
    return FALSE;
  }
  return TRUE;
}

void MainWnd::OnUpdateOptionsJoypadAutofire(CCmdUI *pCmdUI)
{
  bool check = true;
  switch(pCmdUI->m_nID) {
  case ID_OPTIONS_JOYPAD_AUTOFIRE_A:
    check = (theApp.autoFire & 1) != 0;
    break;
  case ID_OPTIONS_JOYPAD_AUTOFIRE_B:
    check = (theApp.autoFire & 2) != 0;
    break;
  case ID_OPTIONS_JOYPAD_AUTOFIRE_L:
    check = (theApp.autoFire & 512) != 0;
    break;
  case ID_OPTIONS_JOYPAD_AUTOFIRE_R:
    check = (theApp.autoFire & 256) != 0;
    break;
  }
  pCmdUI->SetCheck(check);
}

LRESULT MainWnd::OnConfirmMode(WPARAM, LPARAM)
{
  // we need to do this separately or the window will not have the right
  // parent. must be related to the way MFC does modal dialogs
  winConfirmMode();
  return 0;
}

void MainWnd::winConfirmMode()
{
  if(theApp.renderMethod == DIRECT_DRAW && theApp.videoOption > VIDEO_4X) {
    theApp.winCheckFullscreen();
    ModeConfirm dlg(theApp.m_pMainWnd);

    if(!dlg.DoModal()) {
      theApp.updateVideoSize(ID_OPTIONS_VIDEO_X2);
    }
  }
  theApp.winAccelMgr.UpdateMenu(theApp.menu);
}

void MainWnd::OnOptionsVideoFullscreenmaxscale() 
{
  MaxScale dlg;

  theApp.winCheckFullscreen();

  dlg.DoModal();
}