void CGUIBaseContainer::CalculateLayout()
{
CGUIListItemLayout *oldFocusedLayout = m_focusedLayout;
CGUIListItemLayout *oldLayout = m_layout;
GetCurrentLayouts();
// calculate the number of items to display
if (!m_focusedLayout || !m_layout)
return;
if (oldLayout == m_layout && oldFocusedLayout == m_focusedLayout)
return; // nothing has changed, so don't update stuff
m_itemsPerPage = std::max((int)((Size() - m_focusedLayout->Size(m_orientation)) / m_layout->Size(m_orientation)) + 1, 1);
// ensure that the scroll offset is a multiple of our size
m_scroller.SetValue(GetOffset() * m_layout->Size(m_orientation));
}
void CGUIPanelContainer::CalculateLayout()
{
GetCurrentLayouts();
if (!m_layout || !m_focusedLayout) return;
// calculate the number of items to display
if (m_orientation == HORIZONTAL)
{
m_itemsPerRow = (int)(m_height / m_layout->Size(VERTICAL));
m_itemsPerPage = (int)(m_width / m_layout->Size(HORIZONTAL));
}
else
{
m_itemsPerRow = (int)(m_width / m_layout->Size(HORIZONTAL));
m_itemsPerPage = (int)(m_height / m_layout->Size(VERTICAL));
}
if (m_itemsPerRow < 1) m_itemsPerRow = 1;
if (m_itemsPerPage < 1) m_itemsPerPage = 1;
// ensure that the scroll offset is a multiple of our size
m_scroller.SetValue(GetOffset() * m_layout->Size(m_orientation));
}