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#include <uibase/expanderwidget.h>
#include <QIODevice>
namespace MOBase
{
ExpanderWidget::ExpanderWidget() : m_button(nullptr), m_content(nullptr), opened_(false)
{}
ExpanderWidget::ExpanderWidget(QToolButton* button, QWidget* content) : ExpanderWidget()
{
set(button, content);
}
void ExpanderWidget::set(QToolButton* button, QWidget* content, bool o)
{
m_button = button;
m_content = content;
m_button->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
QObject::connect(m_button, &QToolButton::clicked, [&] {
toggle();
});
toggle(o);
}
void ExpanderWidget::toggle()
{
if (opened()) {
toggle(false);
} else {
toggle(true);
}
}
void ExpanderWidget::toggle(bool b)
{
if (b != opened_) {
emit aboutToToggle(b);
}
if (b) {
m_button->setArrowType(Qt::DownArrow);
m_content->show();
} else {
m_button->setArrowType(Qt::RightArrow);
m_content->hide();
}
if (b != opened_) {
// the state has to be remembered instead of using m_content's visibility
// because saving the state in saveConflictExpandersState() happens after the
// dialog is closed, which marks all the widgets hidden
opened_ = b;
emit toggled(b);
}
}
bool ExpanderWidget::opened() const
{
return opened_;
}
QByteArray ExpanderWidget::saveState() const
{
QByteArray result;
QDataStream stream(&result, QIODevice::WriteOnly);
stream << opened();
return result;
}
void ExpanderWidget::restoreState(const QByteArray& a)
{
QDataStream stream(a);
bool opened = false;
stream >> opened;
if (stream.status() == QDataStream::Ok) {
toggle(opened);
}
}
QToolButton* ExpanderWidget::button() const
{
return m_button;
}
} // namespace MOBase
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