bool CDVDInputStreamHTSP::PrevChannel(bool preview/* = false*/)
{
SChannelV channels;
SChannelV::iterator it;
if(!GetChannels(channels, it))
return false;
SChannelC circ(channels.begin(), channels.end(), it);
if(--circ == it)
return false;
else
return SetChannel(circ->id);
}
bool CDVDInputStreamHTSP::NextChannel()
{
SChannelV channels;
SChannelV::iterator it;
if(!GetChannels(channels, it))
return false;
SChannelC circ(channels.begin(), channels.end(), it);
if(++circ == it)
return false;
else
return SetChannel(circ->id);
}
bool CDVDInputStreamHTSP::GetChannels(SChannelV &channels, SChannelV::iterator &it)
{
for(SChannels::iterator it2 = m_channels.begin(); it2 != m_channels.end(); ++it2)
{
if(m_tag == 0 || it2->second.MemberOf(m_tag))
channels.push_back(it2->second);
}
sort(channels.begin(), channels.end());
for(it = channels.begin(); it != channels.end(); ++it)
if(it->id == m_channel)
return true;
return false;
}
