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#include "accordion.hpp"
#include <QScrollArea>
namespace cvv
{
namespace qtutil
{
Accordion::Accordion(QWidget *parent)
: QWidget{ parent }, elements_{}, layout_{ nullptr }
{
auto lay = util::make_unique<QVBoxLayout>();
layout_ = *lay;
layout_->setAlignment(Qt::AlignTop);
// needed because scrollArea->setLayout(layout_); does not work
auto resizehelper = util::make_unique<QWidget>();
resizehelper->setLayout(lay.release());
auto scrollArea = util::make_unique<QScrollArea>();
scrollArea->setWidget(resizehelper.release());
// needed because no contained widget demands a size
scrollArea->setWidgetResizable(true);
auto mainLayout = util::make_unique<QVBoxLayout>();
mainLayout->addWidget(scrollArea.release());
setLayout(mainLayout.release());
}
void Accordion::collapseAll(bool b)
{
for (auto &elem : elements_)
{
elem.second->collapse(b);
}
}
void Accordion::hideAll(bool b)
{
for (auto &elem : elements_)
{
elem.second->setVisible(!b);
}
}
Accordion::Handle Accordion::insert(const QString &title,
std::unique_ptr<QWidget> widget,
bool isCollapsed, std::size_t position)
{
// create element
auto widgetPtr = widget.get();
elements_.emplace(
widgetPtr, util::make_unique<Collapsable>(title, std::move(widget),
isCollapsed).release());
// insert element
layout_->insertWidget(position, &element(widgetPtr));
return widgetPtr;
}
void Accordion::remove(Handle handle)
{
Collapsable *elem = &element(handle);
layout_->removeWidget(elem);
elements_.erase(handle);
elem->setParent(0);
elem->deleteLater();
}
void Accordion::clear()
{
// clear layout
for (auto &elem : elements_)
{
layout_->removeWidget(elem.second);
elem.second->setParent(nullptr);
elem.second->deleteLater();
}
elements_.clear();
}
std::pair<QString, Collapsable *> Accordion::pop(Handle handle)
{
Collapsable *elem = &element(handle);
// remove from layout
layout_->removeWidget(elem);
std::pair<QString, Collapsable *> result{ element(handle).title(),
elem };
// remove from map
elements_.erase(handle);
return result;
}
std::vector<std::pair<QString, Collapsable *>> Accordion::popAll()
{
std::vector<std::pair<QString, Collapsable *>> result{};
for (auto &elem : elements_)
{
// remove from layout
layout_->removeWidget(elem.second);
result.push_back(
std::pair<QString, Collapsable *>{ elem.second->title(),
elem.second });
}
// remove from map
elements_.clear();
return result;
}
}
} // end namespaces qtutil, cvv