void MainWindow::setCurrentQuestion()
{
if (LQListWidget->currentIndex().isValid()) {
questionTextBrowser->clear();
answersView->setEnabled(true);
QuestionItem *item = current_test_questions.value(LQListWidget->currentItem());
questionTextBrowser->setHtml(item->text());
answersView->setAnswers(item->answers(), item->answered(), item->selectionType(), item->answerOrder());
svgDisplayWidget->clear();
if (item->numSvgItems() > 0) {
svgDisplayWidget->setVisible(true);
//int h = 0;
for (int i = 0; i < item->numSvgItems(); ++i) {
QSvgWidget *svg_widget = new QSvgWidget;
QSize minimum_size = svg_widget->sizeHint();
minimum_size.scale(128, 128, Qt::KeepAspectRatioByExpanding);
svg_widget->setMinimumSize(minimum_size);
svg_widget->load(item->svg(i).toUtf8());
/*if (svg_widget->renderer()->defaultSize().height() + 40 > h) {
h = svg_widget->renderer()->defaultSize().height() + 40;
}*/
svgDisplayWidget->addWidget(svg_widget, item->svgName(i), true);
}
//if (h < 168) { h = 168; }
qApp->processEvents();
questionTextSvgSplitter->moveSplitter(questionTextSvgSplitter->height()-svgDisplayWidget->layoutHeightForWidth(questionTextSvgSplitter->width()));
} else {
svgDisplayWidget->setVisible(false);
}
if (LQListWidget->currentRow() >= (LQListWidget->count()-1)) {
btnNext->setEnabled(false);
} else {
btnNext->setEnabled(true);
}
if (LQListWidget->currentRow() <= 0) {
btnLast->setEnabled(false);
} else {
btnLast->setEnabled(true);
}
} else {
questionTextBrowser->clear();
answersView->clear();
answersView->setEnabled(false);
svgDisplayWidget->clear();
btnNext->setEnabled(false);
btnLast->setEnabled(false);
}
}
void MainWindow::exportCSV()
{
QString file_name = QFileDialog::getSaveFileName(this,
tr("Export as CSV"),
QString("%1.csv").arg(currentDatabaseName()),
tr("CSV files (*.csv)"));
if (file_name.isEmpty())
return;
QFile file(file_name);
if (!file.open(QFile::WriteOnly | QFile::Text)) {
QMessageBox::critical(this, tr("Export as CSV"), tr("Cannot write file %1:\n%2.").arg(file_name).arg(file.errorString()));
this->setEnabled(true); return;
}
QTextStream out(&file);
out.setCodec("UTF-8");
const QString separator(',');
QTextDocument doc;
for (int i = 0; i < LQListWidget->count(); ++i) {
QuestionItem *item = current_db_questions.value(LQListWidget->item(i));
out << quoteForCSV(item->name()) << separator;
out << QString::number(item->category()) << separator;
out << quoteForCSV(item->group()) << separator;
doc.setHtml(item->text());
out << quoteForCSV(doc.toPlainText()) << separator;
out << quoteForCSV(item->explanation()) << separator;
out << QString::number(item->correctAnswers());
foreach (const QString &answer, item->answers())
out << separator << quoteForCSV(answer);
out << endl;
}
file.close();
}