152         {

   152         {

   153             QMessageBox errorMsg(this);

   153             QMessageBox errorMsg(this);

   154             errorMsg.setIcon(QMessageBox::Warning);

   154             errorMsg.setIcon(QMessageBox::Warning);

   155             errorMsg.setWindowTitle(QMessageBox::tr("File error"));

   155             errorMsg.setWindowTitle(QMessageBox::tr("File error"));

   156             errorMsg.setText(QMessageBox::tr("Cannot open '%1' for writing").arg(fileName));

   156             errorMsg.setText(QMessageBox::tr("Cannot open '%1' for writing").arg(fileName));

   157             errorMsg.setWindowModality(Qt::WindowModal);

   158             errorMsg.setWindowModality(Qt::WindowModal);

   158             errorMsg.exec();

   159             errorMsg.exec();

   159         }

   160         }

   160         else

   161         else

   161             file.write(qCompress(m_scene->encode()).toBase64());

   162             file.write(qCompress(m_scene->encode()).toBase64());

   172         {

   173         {

   173             QMessageBox errorMsg(this);

   174             QMessageBox errorMsg(this);

   174             errorMsg.setIcon(QMessageBox::Warning);

   175             errorMsg.setIcon(QMessageBox::Warning);

   175             errorMsg.setWindowTitle(QMessageBox::tr("File error"));

   176             errorMsg.setWindowTitle(QMessageBox::tr("File error"));

   176             errorMsg.setText(QMessageBox::tr("Cannot open '%1' for reading").arg(fileName));

   177             errorMsg.setText(QMessageBox::tr("Cannot open '%1' for reading").arg(fileName));

   177             errorMsg.setWindowModality(Qt::WindowModal);

   179             errorMsg.setWindowModality(Qt::WindowModal);

   178             errorMsg.exec();

   180             errorMsg.exec();

   179         }

   181         }

   180         else

   182         else

   181             m_scene->decode(qUncompress(QByteArray::fromBase64(f.readAll())));

   183             m_scene->decode(qUncompress(QByteArray::fromBase64(f.readAll())));