Work/nntp/Mainfrm.cpp

#include <nntp/mainfrm.hpp>
#include <nntp/listitms.hpp>
#include <nntp/grpitem.hpp>
#include <nntp/newsreg.hpp>
#include <nntp/srvrdlg.hpp>
#include <nntp/groupdlg.hpp>
#include <nntp/rasdlg.hpp>
#include <nntp/rasiface.hpp>
#include <nntp/rasoptns.hpp>
#include <nntp/optnsreg.hpp>
#include <nntp/optnsdlg.hpp>
#include <nntp/resource.hpp>
#include <nntp/msglog.hpp>
#include <nntp/rcvrlog.hpp>
#include <nntp/logview.hpp>
#include <nntp/imgview.hpp>
#include <nntp/brwsview.hpp>
#include <nntp/opendir.hpp>
#include <nntp/mwdlg.hpp>
#include <common/file.hpp>
#include <common/stdio.hpp>
#include <common/diskinfo.hpp>
#include <common/openfile.hpp>
#include <common/opendlg.hpp>
#include <statbar/statbarx.hpp>
#include <socket/wsadata.hpp>
#include <socket/resolve.hpp>
#include <uudecode/decode.hpp>
#include <yproxy/ydecode.hpp>

MainFrame::MainFrame(void)
: mIsCancelled(false)
{
  mPaintHandler.setCallback(this,&MainFrame::paintHandler);
	mCloseHandler.setCallback(this,&MainFrame::closeHandler);
	mQueryEndSessionHandler.setCallback(this,&MainFrame::queryEndSessionHandler);
	mDestroyHandler.setCallback(this,&MainFrame::destroyHandler);
	mCommandHandler.setCallback(this,&MainFrame::commandHandler);
	mKeyDownHandler.setCallback(this,&MainFrame::keyDownHandler);
	mSizeHandler.setCallback(this,&MainFrame::sizeHandler);
	mCreateHandler.setCallback(this,&MainFrame::createHandler);
	mOpenHandler.setCallback(this,&MainFrame::openHandler);
	mPreOpenHandler.setCallback(this,&MainFrame::preOpenHandler);
	mPostOpenHandler.setCallback(this,&MainFrame::postOpenHandler);
	mBrowseSelectHandler.setCallback(this,&MainFrame::browseSelectHandler);
	insertHandlers();
}

MainFrame::~MainFrame()
{
  removeHandlers();
}

void MainFrame::insertHandlers(void)
{
	FrameWindow::insertHandler(MainFrame::DestroyHandler,&mDestroyHandler);
	FrameWindow::insertHandler(VectorHandler::PaintHandler,&mPaintHandler);
	FrameWindow::insertHandler(VectorHandler::CommandHandler,&mCommandHandler);
	FrameWindow::insertHandler(VectorHandler::SizeHandler,&mSizeHandler);
	FrameWindow::insertHandler(VectorHandler::KeyDownHandler,&mKeyDownHandler);
	FrameWindow::insertHandler(VectorHandler::CloseHandler,&mCloseHandler);
	FrameWindow::insertHandler(VectorHandler::QueryEndSessionHandler,&mQueryEndSessionHandler);
	FrameWindow::insertHandler(VectorHandler::CreateHandler,&mCreateHandler);
	NNTPThread::insertHandler(&mOpenHandler,NNTPThread::MsgOpen);
	NNTPThread::insertHandler(&mPreOpenHandler,NNTPThread::MsgPreOpen);
	NNTPThread::insertHandler(&mPostOpenHandler,NNTPThread::MsgPostOpen);
}

void MainFrame::removeHandlers(void)
{
	FrameWindow::removeHandler(VectorHandler::DestroyHandler,&mDestroyHandler);
	FrameWindow::removeHandler(VectorHandler::PaintHandler,&mPaintHandler);
	FrameWindow::removeHandler(VectorHandler::CommandHandler,&mCommandHandler);
	FrameWindow::removeHandler(VectorHandler::SizeHandler,&mSizeHandler);
	FrameWindow::removeHandler(VectorHandler::KeyDownHandler,&mKeyDownHandler);
	FrameWindow::removeHandler(VectorHandler::CreateHandler,&mCreateHandler);
	FrameWindow::removeHandler(VectorHandler::CloseHandler,&mCloseHandler);
	FrameWindow::removeHandler(VectorHandler::QueryEndSessionHandler,&mQueryEndSessionHandler);
	NNTPThread::removeHandler(NNTPThread::MsgOpen);
	NNTPThread::removeHandler(NNTPThread::MsgPreOpen);
	NNTPThread::removeHandler(NNTPThread::MsgPostOpen);
}

CallbackData::ReturnType MainFrame::commandHandler(CallbackData &someCallbackData)
{
	switch(someCallbackData.wParam())
	{
	  case IDM_CASCADE :
		  cascade();
			break;
		case IDM_TILE :
		  tile();
			break;
		case IDM_ARRANGE :
		  arrange();
			break;
		case IDM_CLOSEALL :
		  closeAll();
			break;
		case IDM_MINIMIZEALL :
		  minimizeAll();
			break;
		case IDM_RESTOREALL :
		  restoreAll();
			break;
		case NNTP_FILE_OPEN :
		  handleFileOpen();
			break;
		case NNTP_FILE_BROWSE :
		  handleFileBrowse();
			break;
	  case NNTP_FILE_EXIT :
		  FrameWindow::postMessage(*this,WM_CLOSE,0,0L);
		  break;
		case NNTP_NEWS_GETNEWS :
      mNewsOption.option((NewsOption::Option)someCallbackData.wParam());
      handleRetrieve();
		  break;
		case NNTP_NEWS_GETGROUPS :
		  mNewsOption.option((NewsOption::Option)someCallbackData.wParam());
		  handleRetrieve();
			break;
		case NNTP_NEWSGROUPS_SUBSCRIBE :
		  handleSubscribe();
		  break;
		case NNTP_IMAGE_FITTOWINDOW :
		  handleImageFitToWindow();
			break;
		case NNTP_OPTIONS_NEWSSERVER :
		  handleNewsServer();
		  break;
		case NNTP_OPTIONS_GENERALOPTIONS :
		  handleGeneralOptions();
			break;
		case NNTP_OPTIONS_RASSETTINGS :
		  handleRasSettings();
			break;
		case NNTP_OPTIONS_CLEARLOG :
		  handleClearLog();
			break;
		case NNTP_NEWS_CANCEL :
		  handleCancelNews();
			break;
		case NNTP_VIEW_LOG :
		  handleViewLog();
			break;
		default :
      break;
	}
	return (CallbackData::ReturnType)FALSE;
}

CallbackData::ReturnType MainFrame::keyDownHandler(CallbackData &/*someCallbackData*/)
{
	return (CallbackData::ReturnType)FALSE;
}

CallbackData::ReturnType MainFrame::paintHandler(CallbackData &/*someCallbackData*/)
{
	return (CallbackData::ReturnType)FALSE;
}

CallbackData::ReturnType MainFrame::createHandler(CallbackData &/*someCallbackData*/)
{
  createControls();
  show(SW_SHOW);
	update();
	createLogView();
	createImageView();
	mStatusControl->setText("Ready.");
  PureMenu mainMenu(::GetMenu(*this));
	mainMenu.enableMenuItem(NNTP_NEWS_CANCEL,PureMenu::ByCommand,(PureMenu::InsertFlags)(PureMenu::ItemDisabled|PureMenu::ItemGrayed));
	message(mWSASystem.description());
	message(mWSASystem.systemStatus());
	loadFilterList();
	message("to run from command line use 'nntp -host:<host> -user:<username> -password:<password>'");
  return (CallbackData::ReturnType)FALSE;
}

CallbackData::ReturnType MainFrame::queryEndSessionHandler(CallbackData &someCallbackData)
{
   if(getClient().hasChildren())return (CallbackData::ReturnType)FALSE;
	 return (CallbackData::ReturnType)FALSE;
}

CallbackData::ReturnType MainFrame::closeHandler(CallbackData &someCallbackData)
{
  destroy();
  return (CallbackData::ReturnType)FALSE;
}

CallbackData::ReturnType MainFrame::destroyHandler(CallbackData &/*someCallbackData*/)
{
  cancel();
  removeHandlers();
  ::PostQuitMessage(0);
	return (CallbackData::ReturnType)FALSE;
}

CallbackData::ReturnType MainFrame::sizeHandler(CallbackData &someCallbackData)
{
  Rect statusRect;
	Rect cRect;

	mStatusControl->windowRect(statusRect);
	cRect.right(someCallbackData.loWord());
	cRect.bottom(someCallbackData.hiWord());
  getClient().moveWindow(0,0,cRect.right(),cRect.bottom()-(statusRect.bottom()-statusRect.top()));
  return (CallbackData::ReturnType)FALSE;
}

CallbackData::ReturnType MainFrame::browseSelectHandler(CallbackData &someCallbackData)
{
  Array<SmartPointer<MDIWindow> > mdiWindows;
	String strPathFileName;
	String strCaption;
	bool haveImage(false);

	strPathFileName=(char*)someCallbackData.lParam();
  getDocuments(mdiWindows);
  for(int index=0;index<mdiWindows.size()&&!haveImage;index++)
	{
	  SmartPointer<MDIWindow> &mdiWindow=mdiWindows[index];
		mdiWindow->windowText(strCaption);
		strCaption=strCaption.betweenString('[',']');
		if(!strCaption.isNull()&&strCaption==strPathFileName)
		{
		  mdiWindow->bringWindowToTop();
			haveImage=true;
		}
	}
  if(haveImage)return (CallbackData::ReturnType)FALSE;
	if(!openDocument(strPathFileName))::MessageBox(::GetFocus(),"NNTP:Error opening document",(LPSTR)strPathFileName,MB_OK);
  return (CallbackData::ReturnType)FALSE;
}

void MainFrame::createControls(void)
{
	Rect controlRect;
	Rect statusRect;

  mStatusControl=::new StatusBarEx(*this,StatusBarID);
	mStatusControl.disposition(PointerDisposition::Delete);
	mStatusControl->clientRect(statusRect);
	controlRect.bottom(height()/2-statusRect.bottom());
}

void MainFrame::getParams(String &hostName,String &userName,String &password)
{
	String lineString;

  lineString=::GetCommandLine();
  lineString=lineString.betweenString(' ',0);
	if(!lineString.isNull())
	{
	  hostName=lineString.betweenString('-',' ');
	  hostName=hostName.betweenString(':',0);
	  userName=lineString.betweenString('-',0);
	  userName=userName.betweenString('-',' ');
	  userName=userName.betweenString(':',0);
	  password=lineString.betweenString('-',0);
	  password=password.betweenString('-',0);
	  password=password.betweenString('-',0);
	  password=password.betweenString(':',0);
  }
	if(hostName.isNull())
	{
	  OptionsReg optionsReg;
		hostName=optionsReg.serverName();
		userName=optionsReg.userName();
		password=optionsReg.password();
	}
}

void MainFrame::handleFileOpen(void)
{
	String strCurrentDirectory;
  DiskInfo diskInfo;
	BOOL openResult(FALSE);
	OpenDialog openFileName;

	diskInfo.getCurrentDirectory(strCurrentDirectory);
	openFileName.owner(*this);
	openFileName.instance(processInstance());
	openFileName.filter("Jpg");
	openFileName.filterPattern("*.jpg");
	openFileName.fileName("*.JPG");
	openFileName.fileTitle("");
	openFileName.initialDirectory(mLastOpenDirectory.isNull()?strCurrentDirectory:mLastOpenDirectory);
	openFileName.title("Open File");
	openFileName.creationFlags(OpenDialog::EXPLORER|OpenDialog::FILEMUSTEXIST);
  openResult=openFileName.getOpenFileName();
	diskInfo.getCurrentDirectory(mLastOpenDirectory);
	diskInfo.setCurrentDirectory(strCurrentDirectory);
	if(!openResult)return;
	openDocument(openFileName.fileName());
}

void MainFrame::handleSubscribe(void)
{
  GroupDialog groupDialog(*this);
	groupDialog.performDialog();
}

void MainFrame::handleNewsServer(void)
{
  String serverName;
	ServerDialog serverDialog(*this);
	serverDialog.performDialog(serverName);
}

void MainFrame::handleGeneralOptions(void)
{
  OptionsDialog optionsDialog(*this);
	optionsDialog.performDialog();
}

void MainFrame::handleRasSettings(void)
{
  RasDialog rasDialog(*this);
	rasDialog.performDialog();
}

void MainFrame::handleCancelNews(void)
{
  mIsCancelled=true;
  cancel();
	message("Cancelled");
}

void MainFrame::handleRetrieve(void)
{
  String hostName;
  String userName;
	String password;

  mIsCancelled=false;
	createLogView();
	createImageView();
  mMasterList.remove();
  if(NewsOption::GetNews==mNewsOption.option())
  {
    if(!getSubscriberList(mSubscriberList))
		{
	    message("No newsgroups in subscriber list, nothing to do!");
		  return;
		}
		verifyNewsDirectory();
	}
	getParams(hostName,userName,password);
  if(hostName.isNull()){message("Invalid host, check settings/command line and restart.");return;}
	if(!userName.isNull()&&!password.isNull())open(hostName,userName,password);
	else
	{
	  message("NNTP is not using AUTHENTICATION.");
	  open(hostName);
	}
}

void MainFrame::verifyNewsDirectory(void)
{
  DiskInfo diskInfo;
	String strNewsDir;
	String strCurrentDirectory;
	OptionsReg optionsReg;

	strNewsDir=optionsReg.newsDir();
	diskInfo.getCurrentDirectory(strCurrentDirectory);
	if(strNewsDir.isNull()){strNewsDir=strCurrentDirectory;optionsReg.newsDir(strNewsDir);}
	if(!diskInfo.setCurrentDirectory(strNewsDir))
	{
	  diskInfo.createDirectory(strNewsDir);
		diskInfo.setCurrentDirectory(strNewsDir);
	}
}

void MainFrame::handleViewLog(void)
{
  createLogView();
}

void MainFrame::handleClearLog(void)
{
  if(mLogViewWinCache.isOkay())((LogView&)*mLogViewWinCache).clear();
}

void MainFrame::handleFileBrowse(void)
{
  OpenDirectory openDir;
	OptionsReg optionsReg;
	String strDirectory;

	if(!openDir.getOpenDirectory(*this,"Choose Folder",optionsReg.newsDir(),strDirectory))return;
	BrowseView &browseView=createBrowseView();
	browseView.browse(strDirectory);
}

void MainFrame::handleImageFitToWindow(void)
{
  SmartPointer<MDIWindow> mdiWindow;

	if(!getActive(mdiWindow))return;
	if(!(mdiWindow->className()==String(STRING_DOCUMENTVIEWCLASSNAME)))return;
	((ImageView&)*mdiWindow).fitToWindow();
}

// ****************************************************************************************************

WORD MainFrame::dialHost(void)
{
  RasOptions rasOptions;

	if(mRasInterface.isOkay()){::MessageBeep(0);return FALSE;}
	if(!rasOptions.rasState())return TRUE;
	mRasInterface=::new RasInterface;
	mRasInterface.disposition(PointerDisposition::Delete);
	if(!mRasInterface->isOkay()){mRasInterface.destroy();return FALSE;}
	if(!mRasInterface->login(rasOptions.rasUserName(),rasOptions.rasPassword(),rasOptions.rasEntryName())){mRasInterface.destroy();return FALSE;}
	return TRUE;
}

DWORD MainFrame::priorDays(void)const
{
  OptionsReg optionsReg;
	return optionsReg.priorDays();
}

DWORD MainFrame::getSubscriberList(Block<NewsGroup> &subscriberList)
{
	NewsReg newsReg;

	subscriberList.remove();
	newsReg.queryGroups(subscriberList,NewsReg::QueryActive);
	return subscriberList.size();
}

BOOL MainFrame::openDocument(const String &strPathFileName)
{
  ImageView &imageView=createDocumentView();
	return imageView.open(strPathFileName);
}

BOOL MainFrame::openImage(const String &strPathFileName)
{
  BOOL result(FALSE);
  SmartPointer<MDIWindow> mdiWindow;

  if(!getDocumentClass(String(STRING_IMAGEVIEWCLASSNAME),mdiWindow))
	{
	  ImageView &imageView=createImageView();
		result=imageView.open(strPathFileName);
	}
	else result=((ImageView&)*mdiWindow).open(strPathFileName);
	return result;
}

LogView &MainFrame::createLogView(void)
{
  SmartPointer<MDIWindow> mdiWindow;
	LogView *pLogView;

  if(getDocumentClass(String(STRING_LOGVIEWCLASSNAME),mdiWindow)){mdiWindow->top();return (LogView&)*mdiWindow;}
	pLogView=::new LogView;
	pLogView->createWindow(*this,String(STRING_LOGVIEWCLASSNAME),"LogView","logMenu","LOG");
	insert(*pLogView);
	return *pLogView;
}

ImageView &MainFrame::createImageView(void)
{
  SmartPointer<MDIWindow> mdiWindow;
	ImageView *pImageView;

	if(getDocumentClass(String(STRING_IMAGEVIEWCLASSNAME),mdiWindow)){mdiWindow->top();return (ImageView&)*mdiWindow;}
	pImageView=::new ImageView;
	pImageView->createWindow(*this,String(STRING_IMAGEVIEWCLASSNAME),"ImageView","imgMenu","PAINT");
	insert(*pImageView);
	return *pImageView;
}

ImageView &MainFrame::createDocumentView(void)
{
  SmartPointer<MDIWindow> mdiWindow;
	ImageView *pImageView;

	pImageView=::new ImageView;
	pImageView->createWindow(*this,String(STRING_DOCUMENTVIEWCLASSNAME),"DocView","imgMenu","PAINT");
	insert(*pImageView);
	return *pImageView;
}

BrowseView &MainFrame::createBrowseView(void)
{
  SmartPointer<MDIWindow> mdiWindow;
	BrowseView *pBrowseView;

	pBrowseView=::new BrowseView;
	pBrowseView->createWindow(*this,String(STRING_BROWSEVIEWCLASSNAME),"BrowseView","brwMenu","PAINT");
	insert(*pBrowseView);
	pBrowseView->setHandler(&mBrowseSelectHandler);
	return *pBrowseView;
}

// ************************** THREAD CALLBACKS *******************************

DWORD MainFrame::preOpenHandler(ThreadMessage &/*someThreadMessage*/)
{
  String retryMsg;
	RasOptions rasOptions;
  DWORD maxRetries(rasOptions.rasMaxRetries());

	if(dialHost())return FALSE;
	::sprintf(retryMsg,"Could not contact host.");
	message(retryMsg);
	for(int retryCount=0;retryCount<maxRetries;retryCount++)
	{
	  ::Sleep(1000);
		::sprintf(retryMsg,"retrying ...");
		message(retryMsg);
	  if(dialHost())return FALSE;
		::sprintf(retryMsg,"Cound not contact host, attempt %d of %d.",retryCount+1,maxRetries);
		message(retryMsg);
	}
	return TRUE;
}

DWORD MainFrame::openHandler(ThreadMessage &someThreadMessage)
{
	if(!someThreadMessage.userDataOne())return FALSE;
	PureMenu mainMenu(::GetMenu(*this));
	mainMenu.enableMenuItem(NNTP_NEWS_CANCEL,PureMenu::ByCommand,PureMenu::ItemEnabled);
	mainMenu.enableMenuItem(NNTP_NEWS_GETNEWS,PureMenu::ByCommand,PureMenu::ItemDisabled);
	mainMenu.enableMenuItem(NNTP_NEWS_GETGROUPS,PureMenu::ByCommand,PureMenu::ItemDisabled);
	switch(mNewsOption.option())
	{
	  case NNTP_NEWS_GETNEWS :
		  retrieveNews();
		  break;
		case NNTP_NEWS_GETGROUPS :
		  retrieveGroups();
		  break;
	}
	mainMenu.enableMenuItem(NNTP_NEWS_CANCEL,PureMenu::ByCommand,PureMenu::ItemDisabled);
	mainMenu.enableMenuItem(NNTP_NEWS_GETNEWS,PureMenu::ByCommand,PureMenu::ItemEnabled);
	mainMenu.enableMenuItem(NNTP_NEWS_GETGROUPS,PureMenu::ByCommand,PureMenu::ItemEnabled);
	return FALSE;
}

DWORD MainFrame::postOpenHandler(ThreadMessage &/*someThreadMessage*/)
{
  cancel();
	mRasInterface.destroy();
  return FALSE;
}

// ***********************************************************************************
// ** the following methods are called, primarily, by T2

WORD MainFrame::retrieveNews(void)
{
  for(int itemIndex=0;itemIndex<mSubscriberList.size();itemIndex++)
	  if(!retrieveNews(mSubscriberList[itemIndex].newsGroup()))return FALSE;
	message("Finished reading news.");
	return TRUE;
}

WORD MainFrame::retrieveGroups(void)
{
  ListItems listItems;

  message("Retrieving news groups");
	list(listItems);
	message("Saving news groups");
	FileHandle groupFile("NEWSSRC",FileHandle::Write,FileHandle::ShareRead,FileHandle::Overwrite);
	for(int itemIndex=0;itemIndex<listItems.size();itemIndex++)groupFile.writeLine(listItems[itemIndex].groupName());
	message("Finished");
	return TRUE;
}

WORD MainFrame::retrieveNews(const String &newsGroup)
{
	DiskInfo diskInfo;
  RecoverLog recoverLog;
  Block<MsgID> messageIDStrings;
	String msgString;
	String strNewsDir;
	String strPathNewsGroupDirectory;
	String strPreviousDirectory;
	OptionsReg optionsReg;

  strNewsDir=optionsReg.newsDir();
	strPathNewsGroupDirectory=strNewsDir+String("\\")+newsGroup;
	if(!diskInfo.setCurrentDirectory(strPathNewsGroupDirectory))
	{
	  diskInfo.createDirectory(strPathNewsGroupDirectory);
		diskInfo.setCurrentDirectory(strPathNewsGroupDirectory);
	}
	message(String("Retrieving message headers for ")+newsGroup);
	if(recoverLog.haveLog(newsGroup))
	{
		message(String("using recovery file."));
		recoverLog.getEntries(newsGroup,messageIDStrings);
	}
	else
	{
    listGroup(newsGroup,messageIDStrings);
		recoverLog.setEntries(newsGroup,messageIDStrings);
	}
	::sprintf(msgString,"%s has %ld articles.",(LPSTR)newsGroup,messageIDStrings.size());
	message(msgString);
	getArticles(newsGroup,messageIDStrings);
  if(!mIsCancelled)recoverLog.removeLog(newsGroup);
	diskInfo.setCurrentDirectory(strNewsDir);
	return TRUE;
}

BOOL MainFrame::getArticles(const String &newsGroup,Block<MsgID> &msgIDs)
{
  MessageLog messageLog;
	DWORD alreadyHavesInARow(0);
	BOOL okResult;
	long elapsedTime;

  messageLog.setLog(newsGroup);
  alreadyHavesInARow=0;
  group(GroupItem(newsGroup));
	for(int itemIndex=0;itemIndex<msgIDs.size();itemIndex++)
	{
	  Block<String> articleText;
    Block<String> headText;
		String pathFileName;
		String messageID;
		MsgID msgID;

    if(!isConnected())return FALSE;
		msgID=msgIDs[itemIndex];
		if(messageLog.searchItem(msgID))
		{
		  message(String("Already have ")+msgID);
			alreadyHavesInARow++;
			if(alreadyHavesInARow>250)
			{
				String messageID;
				message("...ping server...");
				head(msgID,headText,messageID);
				alreadyHavesInARow=0;
			}
			continue;
		}
		else
		{
	    ::sprintf(pathFileName,"n%ld.new",itemIndex);
	    message(newsGroup+String("(")+msgID+String(")"));
		  alreadyHavesInARow=0;
	  }
		head(msgID,headText,messageID);
		if(!inSubject(headText))continue;
		messageLog.insert(msgID);
		elapsedTime=::GetTickCount();
    okResult=article(msgID,articleText,messageID);
		elapsedTime=::GetTickCount()-elapsedTime;
		if(okResult)
		{
  	  String strPathImageFile;
      saveBlock(pathFileName,articleText);
			message(String("Retrieved message in ")+String().fromInt(elapsedTime)+String(" (ms)"));
			message("Decoding '"+pathFileName+"'...");
      decode(pathFileName,strPathImageFile);
			if(!strPathImageFile.isNull()&&openImage(strPathImageFile))
			{
			  ::unlink(pathFileName);
			}
		}
		okResult=FALSE;
	  messageLog.flush();
	}
	messageLog.close();
	return TRUE;
}

void MainFrame::loadFilterList(void)
{
  File inFile;
	String strLine;

  mFilterList.remove();
	if(!inFile.open("filter.txt","rb"))return;
	message("Loading filter list from 'filter.txt'");
	while(true)
	{
	  if(!inFile.readLine(strLine))break;
		if(!strLine.length())continue;
		mFilterList.insert(&strLine);
	}
	inFile.close();
}

bool MainFrame::inSubject(Block<String> &headText)
{
  String strSubject;
  if(!mFilterList.size()||!headText.size())return true;
	for(int index=0;index<headText.size();index++)
	{
	  String &strLine=headText[index];
		if(strLine.strstr("Subject:"))
		{
		  strSubject=strLine;
		  for(int fIndex=0;fIndex<mFilterList.size();fIndex++)
			{
			  String &strFilter=mFilterList[fIndex];
				if(strLine.strstr(strFilter))return true;
			}
			break;
		}
	}
//	message(String("Subject '")+strSubject+String("' is not in the filter."));
  return false;
}

void MainFrame::decode(const String &pathFileName,String &strPathImageFile)
{
  bool result=false;

	result=YDecoder::decode(pathFileName,strPathImageFile,YDecoder::ForceDecode);
	if(result)return;
	result=GenDecode::decode(pathFileName,strPathImageFile);
	if(result)return;
	message(String("Failed to decode '")+pathFileName+String("'"));
}

WORD MainFrame::saveBlock(const String &pathFileName,Block<String> &stringBlock)
{
  DiskInfo diskInfo;
  String strCurrDir;

  if(!stringBlock.size())return FALSE;
  FileHandle saveFile(pathFileName,FileHandle::Write,FileHandle::ShareRead,FileHandle::Overwrite);
	if(!saveFile.isOkay())
	{
	  int errorCode(::GetLastError());
		String strMessage;

		strMessage.reserve(1024);
		::sprintf(strMessage,"Save file returned error code:%d 0x%08lx, attempting to save'%s'",errorCode,errorCode,(char*)(String&)pathFileName);
	  message(strMessage);
	  return FALSE;
	}
	for(int itemIndex=0;itemIndex<stringBlock.size();itemIndex++)saveFile.writeLine(stringBlock[itemIndex]);
	return TRUE;
}

void MainFrame::message(String messageString)
{
  if(!mLogViewWinCache.isOkay()&&!(getDocumentClass(String(STRING_LOGVIEWCLASSNAME),mLogViewWinCache)))return;
	((LogView&)*mLogViewWinCache).setText(messageString);
  return;
}

void MainFrame::message(Block<String> &messageStrings)
{
	for(short itemIndex=0;itemIndex<messageStrings.size();itemIndex++)message(messageStrings[itemIndex]);
}

// *********************************************************************************

// ** virtuals

void MainFrame::mdiDestroy(MDIWindow &mdiWindow)
{
  if(mLogViewWinCache.isOkay()&&*mLogViewWinCache==mdiWindow)mLogViewWinCache.destroy();
}

void MainFrame::mdiActivate(MDIWindow &mdiWindow)
{
}

void MainFrame::mdiDeactivate(MDIWindow &mdiWindow)
{
}

void MainFrame::moreWindows(void)
{
  Array<SmartPointer<MDIWindow> > mdiWindows;
  String windowText;
	String strSelText;
	Block<String> strTitles;

  getDocuments(mdiWindows);
	for(int index=0;index<mdiWindows.size();index++)
	{
	  SmartPointer<MDIWindow> &mdiWindow=mdiWindows[index];
		mdiWindow->windowText(windowText);
		strTitles.insert(&windowText);
	}
  MoreWindowsDialog moreWindows(*this);
	if(!moreWindows.performDialog(strTitles,strSelText))return;

	for(index=0;index<mdiWindows.size();index++)
	{
	  SmartPointer<MDIWindow> &mdiWindow=mdiWindows[index];
		mdiWindow->windowText(windowText);
		if(windowText==strSelText){mdiWindow->top();break;}
	}
}