C++ KTempFile::name方法代码示例

QString copyfile(const QString &filename)
{
    kdDebug(500) << "Copying file " << filename << endl;
    QString result;
    QFile f(filename);
    if(f.open(IO_ReadOnly))
    {
        KTempFile temp;
        temp.setAutoDelete(false);
        QFile *tf = temp.file();
        if(tf)
        {
            char buffer[0xFFFF];
            int b = 0;
            while((b = f.readBlock(buffer, 0xFFFF)) > 0)
            {
                if(tf->writeBlock(buffer, b) != b)
                    break;
            }
            tf->close();
            if(b > 0)
                temp.setAutoDelete(true);
            else
            {
                kdDebug(500) << "File copied to " << temp.name() << endl;
                result = temp.name();
            }
        }
        else
            temp.setAutoDelete(true);
        f.close();
    }
    return result;
}

void KJumpingCube::saveGame(bool saveAs)
{
   if(saveAs || gameURL.isEmpty())
   {
      int result=0;
      KURL url;

      do
      {
         url = KFileDialog::getSaveURL(gameURL.url(),"*.kjc",this,0);

         if(url.isEmpty())
            return;

         // check filename
         QRegExp pattern("*.kjc",true,true);
         if(!pattern.exactMatch(url.filename()))
         {
            url.setFileName( url.filename()+".kjc" );
         }

         if(KIO::NetAccess::exists(url,false,this))
         {
            QString mes=i18n("The file %1 exists.\n"
               "Do you want to overwrite it?").arg(url.url());
            result = KMessageBox::warningContinueCancel(this, mes, QString::null, i18n("Overwrite"));
            if(result==KMessageBox::Cancel)
               return;
         }
      }
      while(result==KMessageBox::No);

      gameURL=url;
   }

   KTempFile tempFile;
   tempFile.setAutoDelete(true);
   KSimpleConfig config(tempFile.name());

   config.setGroup("KJumpingCube");
   config.writeEntry("Version",KJC_VERSION);
   config.setGroup("Game");
   view->saveGame(&config);
   config.sync();

   if(KIO::NetAccess::upload( tempFile.name(),gameURL,this ))
   {
      QString s=i18n("game saved as %1");
      s=s.arg(gameURL.url());
      statusBar()->message(s,MESSAGE_TIME);
   }
   else
   {
      KMessageBox::sorry(this,i18n("There was an error in saving file\n%1").arg(gameURL.url()));
   }
}

void RulesDialog::slotUser2()
{
  KURL kurl = KFileDialog::getSaveURL(0, i18n("*.sh|Shell Scripts (*.sh)"), this);
  if (kurl.path() == "")
    return;

  KTempFile temp;
  QString fileName = kurl.path();

  if (fileName == "")
    return;

  if (!kurl.isLocalFile())
  {
    fileName = temp.name();
  }
  
  QFile file(fileName);
  file.open(IO_WriteOnly);
  QTextStream stream(&file);
  stream << mRules->text();
  file.close();
  if (!kurl.isLocalFile())
  {
    if (!KIO::NetAccess::upload(fileName, kurl, this))
      KMessageBox::error(this, i18n("Failed to upload file."));
  }

  temp.unlink();
}

bool GMXXXPort::exportContacts( const KABC::AddresseeList &list, const QString& )
{
  KURL url = KFileDialog::getSaveURL( ":xxport_gmx", GMX_FILESELECTION_STRING );
  if ( url.isEmpty() )
      return true;

  if ( !url.isLocalFile() ) {
    KTempFile tmpFile;
    if ( tmpFile.status() != 0 ) {
      QString txt = i18n( "<qt>Unable to open file <b>%1</b>.%2.</qt>" );
      KMessageBox::error( parentWidget(), txt.arg( url.url() )
                          .arg( strerror( tmpFile.status() ) ) );
      return false;
    }

    doExport( tmpFile.file(), list );
    tmpFile.close();

    return KIO::NetAccess::upload( tmpFile.name(), url, parentWidget() );
  } else {
    QString filename = url.path();
    QFile file( filename );

    if ( !file.open( IO_WriteOnly ) ) {
      QString txt = i18n( "<qt>Unable to open file <b>%1</b>.</qt>" );
      KMessageBox::error( parentWidget(), txt.arg( filename ) );
      return false;
    }

    doExport( &file, list );
    file.close();

    return true;
  }
}

void BaseTreeView::slotCreateFile()
{
  bool ok;
  QString fileName = KInputDialog::getText(i18n("Create New File"), i18n("File name:"), "", &ok, this);
  if (ok)
  {
    KURL url = currentURL();
    if (currentKFileTreeViewItem()->isDir())
      url.setPath(url.path() + "/" + fileName);
    else
      url.setPath(url.directory() + "/" + fileName);
    if (QExtFileInfo::exists(url, false, this))
    {
      KMessageBox::error(this, i18n("<qt>Cannot create file, because a file named <b>%1</b> already exists.</qt>").arg(fileName), i18n("Error Creating File"));
      return;
    }
    KTempFile *tempFile = new KTempFile(tmpDir);
    tempFile->setAutoDelete(true);
    tempFile->close();
    if (QuantaNetAccess::copy(KURL::fromPathOrURL(tempFile->name()), url, this))
    {
      emit openFile(url);
    }
    delete tempFile;
  }
}

void K3bIsoImager::writePathSpecForFile( K3bFileItem* item, QTextStream& stream )
{
  stream << escapeGraftPoint( item->writtenPath() )
	 << "=";

  if( m_doc->bootImages().containsRef( dynamic_cast<K3bBootItem*>(item) ) ) { // boot-image-backup-hack

    // create temp file
    KTempFile temp;
    QString tempPath = temp.name();
    temp.unlink();

    if( !KIO::NetAccess::copy( KURL(item->localPath()), KURL::fromPathOrURL(tempPath) ) ) {
      emit infoMessage( i18n("Failed to backup boot image file %1").arg(item->localPath()), ERROR );
      return;
    }

    static_cast<K3bBootItem*>(item)->setTempPath( tempPath );

    m_tempFiles.append(tempPath);
    stream << escapeGraftPoint( tempPath ) << "\n";
  }
  else if( item->isSymLink() && d->usedLinkHandling == Private::FOLLOW )
    stream << escapeGraftPoint( K3b::resolveLink( item->localPath() ) ) << "\n";
  else
    stream << escapeGraftPoint( item->localPath() ) << "\n";
}

/******************************************************************************
* Load the calendar file.
*/
bool ADCalendar::loadFile(bool reset)
{
    if(reset)
        clearEventsHandled();
    if(!mTempFileName.isNull())
    {
        // Don't try to load the file if already downloading it
        kdError(5900) << "ADCalendar::loadFile(): already downloading another file\n";
        return false;
    }
    mLoaded = false;
    KURL url(mUrlString);
    if(url.isLocalFile())
    {
        // It's a local file
        loadLocalFile(url.path());
        emit loaded(this, mLoaded);
    }
    else
    {
        // It's a remote file. Download to a temporary file before loading it
        KTempFile tempFile;
        mTempFileName = tempFile.name();
        KURL dest;
        dest.setPath(mTempFileName);
        KIO::FileCopyJob *job = KIO::file_copy(url, dest, -1, true);
        connect(job, SIGNAL(result(KIO::Job *)), SLOT(slotDownloadJobResult(KIO::Job *)));
    }
    return true;
}

void KMoneyThingMainWidget::slotSave()
{
  KTempFile temp;
  QString fileName = mCurrentFile->kurl().path();
  
  if (fileName == "")
  {
    slotSaveAs();
    return;
  }
  
  if (!mCurrentFile->kurl().isLocalFile())
  {
    fileName = temp.name();
  }
  
  emit(setStatus(i18n("Saving file...")));
  QByteArray dump = qCompress(mCurrentFile->dump());
  QFile file(fileName);
  file.open(IO_WriteOnly);
  QDataStream stream(&file);
  stream << (QString) "KMoneyThingFile" << dump;
  file.close();
  
  if (!mCurrentFile->kurl().isLocalFile())
  {
    emit(setStatus(i18n("Uploading file...")));
    if (!KIO::NetAccess::upload(fileName, mCurrentFile->kurl(), this))
      KMessageBox::error(this, i18n("Failed to upload file."));
  }
  
  temp.unlink();
  
  emit(setStatus(i18n("Ready.")));
}

void KPrWebPresentation::createMainPage( KProgress *progressBar )
{
    QTextCodec *codec = KGlobal::charsets()->codecForName( m_encoding );
    KTempFile tmp;
    QString dest = QString( "%1/index.html" ).arg( path );
    QFile file( tmp.name() );
    file.open( IO_WriteOnly );
    QTextStream streamOut( &file );
    streamOut.setCodec( codec );

    writeStartOfHeader( streamOut, codec, i18n("Table of Contents"), QString() );
    streamOut << "</head>\n";

    streamOut << "<body bgcolor=\"" << backColor.name() << "\" text=\"" << textColor.name() << "\">\n";

    streamOut << "<h1 align=\"center\"><font color=\"" << titleColor.name()
              << "\">" << title << "</font></h1>";

    streamOut << "<p align=\"center\"><a href=\"html/slide_1.html\">";
    streamOut << i18n("Click here to start the Slideshow");
    streamOut << "</a></p>\n";

    streamOut << "<p><b>" << i18n("Table of Contents") << "</b></p>\n";

    // create list of slides (with proper link)
    streamOut << "<ol>\n";
    for ( unsigned int i = 0; i < slideInfos.count(); i++ )
        streamOut << "  <li><a href=\"html/slide_" << i+1 << ".html\">" << slideInfos[ i ].slideTitle << "</a></li>\n";
    streamOut << "</ol>\n";

    // footer: author name, e-mail
    QString htmlAuthor = email.isEmpty() ? escapeHtmlText( codec, author ) :
                         QString("<a href=\"mailto:%1\">%2</a>").arg( escapeHtmlText( codec, email )).arg( escapeHtmlText( codec, author ));
    streamOut << EscapeEncodingOnly ( codec, i18n( "Created on %1 by <i>%2</i> with <a href=\"http://www.koffice.org/kpresenter\">KPresenter</a>" )
                                      .arg( KGlobal::locale()->formatDate ( QDate::currentDate() ) ).arg( htmlAuthor ) );

    streamOut << "</body>\n</html>\n";
    file.close();

    KIO::NetAccess::file_move( tmp.name(), dest, -1, true /*overwrite*/);


    progressBar->setProgress( progressBar->totalSteps() );
    kapp->processEvents();
}

void KgpgApp::slotFileSave()
{
    TQString filn=Docname.path();
    if (filn.isEmpty()) {
    	slotFileSaveAs();
    	return;
    }
    TQTextCodec*cod=TQTextCodec::codecForName (textEncoding.ascii());
        // slotStatusMsg(i18n("Saving file..."));
    if (!checkEncoding(cod)) {
	KMessageBox::sorry(this,i18n("The document could not been saved, as the selected encoding cannot encode every unicode character in it."));
	return;
    }

    KTempFile tmpfile;
    if (Docname.isLocalFile()) {
    TQFile f(filn);
    if ( !f.open( IO_WriteOnly ) ) {
	KMessageBox::sorry(this,i18n("The document could not be saved, please check your permissions and disk space."));
        return;
    }
    TQTextStream t( &f );
    t.setCodec(cod);
    //t.setEncoding( TQTextStream::Latin1 );
    t << view->editor->text();//.utf8();
    f.close();
    }
    else {
	/*FIXME  use following code:
	 TQFile f( fName );
00983         if ( !f.open( IO_ReadOnly ) )
00984             return;
00985         TQFileInfo info ( f );
00986         smModificationTime = new TQTime( info.lastModified().time() );
00987         TQTextStream t(&f);
00988         t.setEncoding( TQTextStream::Latin1 );
00989         TQString s = t.readLine();
00990         f.close();

*/
	TQTextStream *stream = tmpfile.textStream();
	stream->setCodec(cod);
    	*stream << view->editor->text();//.utf8();
   	tmpfile.close();
	if(!TDEIO::NetAccess::upload(tmpfile.name(), Docname,this)) {
	    KMessageBox::sorry(this,i18n("The document could not be saved, please check your permissions and disk space."));
	    tmpfile.unlink();
            return;
	}
	tmpfile.unlink();
    }

    fileSave->setEnabled(false);
    setCaption(Docname.fileName(),false);
}

// The finaly step: write _data to tempfile and move it to neW_url
static KIO::CopyJob *pasteDataAsyncTo(const KURL &new_url, const QByteArray &_data)
{
    KTempFile tempFile;
    tempFile.dataStream()->writeRawBytes(_data.data(), _data.size());
    tempFile.close();

    KURL orig_url;
    orig_url.setPath(tempFile.name());

    return KIO::move(orig_url, new_url);
}

void KOrganizerPlugin::processDropEvent( QDropEvent *event )
{
  QString text;

  KABC::VCardConverter converter;
  if ( KVCardDrag::canDecode( event ) && KVCardDrag::decode( event, text ) ) {
    KABC::Addressee::List contacts = converter.parseVCards( text );
    KABC::Addressee::List::Iterator it;

    QStringList attendees;
    for ( it = contacts.begin(); it != contacts.end(); ++it ) {
      QString email = (*it).fullEmail();
      if ( email.isEmpty() )
        attendees.append( (*it).realName() + "<>" );
      else
        attendees.append( email );
    }

    interface()->openEventEditor( i18n( "Meeting" ), QString::null, QString::null,
                                  attendees );
    return;
  }

  if ( QTextDrag::decode( event, text ) ) {
    kdDebug(5602) << "DROP:" << text << endl;
    interface()->openEventEditor( text );
    return;
  }

  KPIM::MailList mails;
  if ( KPIM::MailListDrag::decode( event, mails ) ) {
    if ( mails.count() != 1 ) {
      KMessageBox::sorry( core(),
                          i18n("Drops of multiple mails are not supported." ) );
    } else {
      KPIM::MailSummary mail = mails.first();
      QString txt = i18n("From: %1\nTo: %2\nSubject: %3").arg( mail.from() )
                    .arg( mail.to() ).arg( mail.subject() );

      KTempFile tf;
      tf.setAutoDelete( true );
      QString uri = QString::fromLatin1("kmail:") + QString::number( mail.serialNumber() );
      tf.file()->writeBlock( event->encodedData( "message/rfc822" ) );
      tf.close();
      interface()->openEventEditor( i18n("Mail: %1").arg( mail.subject() ), txt,
                                    uri, tf.name(), QStringList(), "message/rfc822" );
    }
    return;
  }

  KMessageBox::sorry( core(), i18n("Cannot handle drop events of type '%1'.")
                              .arg( event->format() ) );
}

void SVNHandler::processDiff( QString output )
{
  output.remove( QRegExp( "\\[ .* \\]$" ));
  output.remove( QRegExp( "^" + i18n("[ Starting command ]" ).replace("[","\\[").replace("]","\\]")));

  KTempFile tmpFile;
  *(tmpFile.textStream()) << output;
  tmpFile.close();

  QString error;
  if ( KApplication::startServiceByName( "Kompare", tmpFile.name(), &error ) )
    KMessageBox::error( 0, error );
}

bool VCardXXPort::doExport( const KURL &url, const QString &data )
{
  KTempFile tmpFile;
  tmpFile.setAutoDelete( true );

  QTextStream stream( tmpFile.file() );
  stream.setEncoding( QTextStream::UnicodeUTF8 );

  stream << data;
  tmpFile.close();

  return KIO::NetAccess::upload( tmpFile.name(), url, parentWidget() );
}

void KPrWebPresentation::createSlidesPictures( KProgress *progressBar )
{
    if ( slideInfos.isEmpty() )
        return;
    QPixmap pix( 10, 10 );
    QString filename;
    int p;
    for ( unsigned int i = 0; i < slideInfos.count(); i++ ) {
        int pgNum = slideInfos[i].pageNumber;
        view->getCanvas()->drawPageInPix( pix, pgNum, zoom, true /*force real variable value*/ );
        filename = QString( "%1/pics/slide_%2.png" ).arg( path ).arg( i + 1 );

        KTempFile tmp;
        pix.save( tmp.name(), "PNG" );

        KIO::NetAccess::file_move( tmp.name(), filename, -1, true /*overwrite*/);

        p = progressBar->progress();
        progressBar->setProgress( ++p );
        kapp->processEvents();
    }
}