void CGUIBaseContainer::UpdateScrollByLetter()
{
m_letterOffsets.clear();
// for scrolling by letter we have an offset table into our vector.
CStdString currentMatch;
for (unsigned int i = 0; i < m_items.size(); i++)
{
CGUIListItemPtr item = m_items[i];
if (currentMatch != item->GetSortLabel().Left(1))
{
currentMatch = item->GetSortLabel().Left(1);
m_letterOffsets.push_back(make_pair((int)i, currentMatch));
}
}
}
void CGUIBaseContainer::OnJumpLetter(char letter)
{
if (m_matchTimer.GetElapsedMilliseconds() < letter_match_timeout)
m_match.push_back(letter);
else
m_match.Format("%c", letter);
m_matchTimer.StartZero();
// we can't jump through letters if we have none
if (0 == m_letterOffsets.size())
return;
// find the current letter we're focused on
int offset = CorrectOffset(m_offset, m_cursor);
for (unsigned int i = (offset + 1) % m_items.size(); i != offset; i = (i+1) % m_items.size())
{
CGUIListItemPtr item = m_items[i];
if (0 == strnicmp(item->GetSortLabel().c_str(), m_match.c_str(), m_match.size()))
{
SelectItem(i);
return;
}
}
// no match found - repeat with a single letter
if (m_match.size() > 1)
{
m_match.clear();
OnJumpLetter(letter);
}
}
void CGUIBaseContainer::UpdateScrollByLetter()
{
m_letterOffsets.clear();
// for scrolling by letter we have an offset table into our vector.
CStdString currentMatch;
for (unsigned int i = 0; i < m_items.size(); i++)
{
CGUIListItemPtr item = m_items[i];
// The letter offset jumping is only for ASCII characters at present, and
// our checks are all done in uppercase
CStdString nextLetter;
g_charsetConverter.wToUTF8(item->GetSortLabel().Left(1).ToUpper(), nextLetter);
if (currentMatch != nextLetter)
{
currentMatch = nextLetter;
m_letterOffsets.push_back(make_pair((int)i, currentMatch));
}
}
}
