Method importTo

src/frontend/datasources/ImportDatasetDialog.cpp:89–138

}

bool ImportDatasetDialog::importTo(QStatusBar* statusBar) const {
	auto* progressBar = new QProgressBar();
	progressBar->setRange(0, 100);

	auto* spreadsheet = new Spreadsheet(i18n("Dataset%1", 1));
	auto* datasetHandler = new DatasetHandler(spreadsheet);

	int duration = 5000;
	QTimer timer;
	timer.setSingleShot(true);
	QEventLoop loop;
	connect(&timer, &QTimer::timeout, [&] {
		disconnect(datasetHandler, &DatasetHandler::downloadCompleted, nullptr, nullptr);
		disconnect(datasetHandler, &DatasetHandler::error, nullptr, nullptr);
		const_cast<ImportDatasetDialog*>(this)->showErrorMessage(i18n("Failed to connect within %1 seconds", static_cast<float>(duration) / 1000));
		loop.exit(static_cast<int>(Status::FAILURE));
	});
	connect(datasetHandler, &DatasetHandler::error, [&](const QString& message) {
		const_cast<ImportDatasetDialog*>(this)->showErrorMessage(message);
		loop.exit(static_cast<int>(Status::FAILURE));
	});
	connect(datasetHandler, &DatasetHandler::downloadCompleted, [&] {
		m_mainWin->addAspectToProject(spreadsheet);
		loop.exit(static_cast<int>(Status::SUCCESS));
	});
	connect(datasetHandler, &DatasetHandler::downloadProgress, progressBar, &QProgressBar::setValue);

	statusBar->clearMessage();
	statusBar->addWidget(progressBar, 1);

	WAIT_CURSOR;
	QApplication::processEvents(QEventLoop::AllEvents, 100);

	timer.start(duration);
	m_importDatasetWidget->import(datasetHandler);
	int status = loop.exec();

	bool success = status == static_cast<int>(Status::SUCCESS);
	if (success) {
		statusBar->showMessage(i18n("Dataset imported in %1 seconds.", static_cast<float>(duration - timer.remainingTime()) / 1000));
		timer.stop();
	} else
		delete spreadsheet;

	delete datasetHandler;

	RESET_CURSOR;
	statusBar->removeWidget(progressBar);
	return success;
}