Method CreateCountryStatusControls

qt/mainwindow.cpp:448–530

}

void MainWindow::CreateCountryStatusControls()
{
  QHBoxLayout * mainLayout = new QHBoxLayout();
  m_downloadButton = CreateBlackControl<QPushButton>("Download");
  mainLayout->addWidget(m_downloadButton, 0, Qt::AlignHCenter);
  m_downloadButton->setVisible(false);
  connect(m_downloadButton, &QAbstractButton::released, this, &MainWindow::OnDownloadClicked);

  m_retryButton = CreateBlackControl<QPushButton>("Retry downloading");
  mainLayout->addWidget(m_retryButton, 0, Qt::AlignHCenter);
  m_retryButton->setVisible(false);
  connect(m_retryButton, &QAbstractButton::released, this, &MainWindow::OnRetryDownloadClicked);

  m_cancelDownloadButton = CreateBlackControl<QPushButton>("Downloading (click to cancel)");
  mainLayout->addWidget(m_cancelDownloadButton, 0, Qt::AlignHCenter);
  m_cancelDownloadButton->setVisible(false);
  connect(m_cancelDownloadButton, &QAbstractButton::released, this, &MainWindow::OnCancelDownloadClicked);

  m_pDrawWidget->setLayout(mainLayout);

  auto const OnCountryChanged = [this](storage::CountryId const & countryId)
  {
    m_downloadButton->setVisible(false);
    m_retryButton->setVisible(false);
    m_cancelDownloadButton->setVisible(false);

    m_lastCountry = countryId;
    // Called by Framework in World zoom level.
    if (countryId.empty())
      return;

    auto const & storage = GetFramework().GetStorage();
    auto status = storage.CountryStatusEx(countryId);
    auto const & countryName = countryId;

    if (status == storage::Status::NotDownloaded)
    {
      m_downloadButton->setVisible(true);

      std::string units;
      size_t sizeToDownload = 0;
      FormatMapSize(storage.CountrySizeInBytes(countryId).second, units, sizeToDownload);
      std::stringstream str;
      str << "Download (" << countryName << ") " << sizeToDownload << units;
      m_downloadButton->setText(str.str().c_str());
    }
    else if (status == storage::Status::Downloading)
    {
      m_cancelDownloadButton->setVisible(true);
    }
    else if (status == storage::Status::InQueue)
    {
      m_cancelDownloadButton->setVisible(true);

      std::stringstream str;
      str << countryName << " is waiting for downloading (click to cancel)";
      m_cancelDownloadButton->setText(str.str().c_str());
    }