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::previewSvg(const QString &link)
{
if (!LQListWidget->currentIndex().isValid())
return;
QuestionItem *item = current_test_questions.value(LQListWidget->currentItem());
if (item == NULL)
return;
int i_link = link.toInt();
if (i_link < 0 || i_link >= item->numSvgItems())
return;
QSvgWidget *svg_widget = new QSvgWidget;
svg_widget->setAttribute(Qt::WA_DeleteOnClose);
svg_widget->setParent(this);
#ifndef Q_OS_MAC
svg_widget->setWindowFlags(Qt::Dialog | Qt::WindowMaximizeButtonHint | Qt::WindowStaysOnTopHint);
#else
svg_widget->setWindowFlags(Qt::Dialog | Qt::WindowMaximizeButtonHint | Qt::WindowStaysOnTopHint | Qt::WindowSystemMenuHint);
#endif
svg_widget->setWindowTitle(item->svgName(i_link));
QSize minimum_size = svg_widget->sizeHint();
minimum_size.scale(128, 128, Qt::KeepAspectRatioByExpanding);
svg_widget->setMinimumSize(minimum_size);
svg_widget->load(item->svg(i_link).toUtf8());
svg_widget->show();
}