Method toggle

src/widgets.cpp:67–99

}

void Collapsible::toggle(bool collapsed)
{
    if (!content)
        return;

    int height = content->size().height();
    if (height)
        contentHeight = height;

    if (collapsed)
    {
        content->setMinimumHeight(0);
        content->setMaximumHeight(0);
        toggleButton->setArrowType(Qt::ArrowType::DownArrow);
        animgroup->setDirection(QAbstractAnimation::Forward);
    }
    else
    {
        toggleButton->setArrowType(Qt::ArrowType::RightArrow);
        animgroup->setDirection(QAbstractAnimation::Backward);
    }

    for (int i = 0, n = animgroup->animationCount(); i < n; i++)
    {
        QPropertyAnimation *anim;
        anim = (QPropertyAnimation*) animgroup->animationAt(i);
        anim->setStartValue(0);
        anim->setEndValue(contentHeight);
        anim->setDuration(200);
    }

    animgroup->start();
}

void Collapsible::finishAnimation()
{