void resize(int nb)
{
if (nb == -1)
nb = list_traits::size(m_value);
int prevNb = m_propertyWidgets.size();
if (m_formLayout && nb == prevNb)
return; // No need to recreate the same widgets
bool visible = m_scrollArea->isVisible();
m_scrollArea->setVisible(false);
m_propertyWidgets.clear();
list_traits::resize(m_value, nb);
auto scrollAreaWidget = new QWidget;
m_formLayout = new QFormLayout;
m_formLayout->setContentsMargins(3, 3, 3, 3);
auto name = m_property->name();
const auto& metaProperties = m_propertyValue->metaContainer().properties();
for (int i = 0; i < nb; ++i)
{
auto& value = list_traits::value(m_value, i);
auto prop = property::createRefProperty(name, value);
auto propValue = prop->value<base_type>();
auto& metaContainer = propValue->metaContainer();
for (auto& metaProp : metaProperties)
metaContainer.addExisting(metaProp);
std::shared_ptr<BasePropertyWidget> propWidget = m_widgetCreator->create(prop, scrollAreaWidget);
propWidget->setParent(m_parent);
m_propertyWidgets.push_back(propWidget);
m_formLayout->addRow(QString::number(i), propWidget->createWidgets());
}
scrollAreaWidget->setLayout(m_formLayout);
m_scrollArea->setWidget(scrollAreaWidget);
if (visible)
m_scrollArea->setVisible(true);
}
