C++ CEpg::SetChannel方法代码示例

int CPVRChannelGroup::GetEPGAll(CFileItemList &results)
{
  int iInitialSize = results.Size();
  CSingleLock lock(m_critSection);

  for (unsigned int iChannelPtr = 0; iChannelPtr < m_members.size(); iChannelPtr++)
  {
    if (m_members.at(iChannelPtr).channel && !m_members.at(iChannelPtr).channel->IsHidden())
    {
      CEpg* epg = m_members.at(iChannelPtr).channel->GetEPG();
      if (epg)
      {
        // XXX channel pointers aren't set in some occasions. this works around the issue, but is not very nice
        epg->SetChannel(m_members.at(iChannelPtr).channel);
        epg->Get(results);
      }
    }
  }

  return results.Size() - iInitialSize;
}

bool CPVRChannel::Delete(void)
{
    bool bReturn = false;
    CPVRDatabase *database = GetPVRDatabase();
    if (!database)
        return bReturn;

    /* delete the EPG table */
    CEpg *epg = GetEPG();
    if (epg)
    {
        CPVRChannelPtr empty;
        epg->SetChannel(empty);
        g_EpgContainer.DeleteEpg(*epg, true);
        CSingleLock lock(m_critSection);
        m_bEPGCreated = false;
    }

    bReturn = database->Delete(*this);
    return bReturn;
}

int CPVRChannelGroup::GetEPGAll(CFileItemList &results) const
{
  int iInitialSize = results.Size();
  CEpg* epg;
  CSingleLock lock(m_critSection);

  for (std::vector<PVRChannelGroupMember>::const_iterator it = m_members.begin(); it != m_members.end(); ++it)
  {
    if ((*it).channel && !(*it).channel->IsHidden())
    {
      epg = (*it).channel->GetEPG();
      if (epg)
      {
        // XXX channel pointers aren't set in some occasions. this works around the issue, but is not very nice
        epg->SetChannel((*it).channel);
        epg->Get(results);
      }
    }
  }

  return results.Size() - iInitialSize;
}

bool CEpgContainer::UpdateEPG(bool bOnlyPending /* = false */)
{
  bool bInterrupted(false);
  unsigned int iUpdatedTables(0);
  bool bShowProgress(false);

  /* set start and end time */
  time_t start;
  time_t end;
  CDateTime::GetCurrentDateTime().GetAsUTCDateTime().GetAsTime(start);
  end = start + m_iDisplayTime;
  start -= g_advancedSettings.m_iEpgLingerTime * 60;
  bShowProgress = g_advancedSettings.m_bEpgDisplayUpdatePopup && (m_bIsInitialising || g_advancedSettings.m_bEpgDisplayIncrementalUpdatePopup);

  {
    CSingleLock lock(m_critSection);
    if (m_bIsUpdating || InterruptUpdate())
      return false;
    m_bIsUpdating = true;
  }

  if (bShowProgress && !bOnlyPending)
    ShowProgressDialog();

  if (!m_bIgnoreDbForClient && !m_database.IsOpen())
  {
    CLog::Log(LOGERROR, "EpgContainer - %s - could not open the database", __FUNCTION__);

    CSingleLock lock(m_critSection);
    m_bIsUpdating = false;
    m_updateEvent.Set();

    if (bShowProgress && !bOnlyPending)
      CloseProgressDialog();

    return false;
  }

  vector<CEpg*> invalidTables;

  /* load or update all EPG tables */
  CEpg *epg;
  unsigned int iCounter(0);
  for (map<unsigned int, CEpg *>::iterator it = m_epgs.begin(); it != m_epgs.end(); it++)
  {
    if (InterruptUpdate())
    {
      bInterrupted = true;
      break;
    }

    epg = it->second;
    if (!epg)
      continue;

    if (bShowProgress && !bOnlyPending)
      UpdateProgressDialog(++iCounter, m_epgs.size(), epg->Name());

    // we currently only support update via pvr add-ons. skip update when the pvr manager isn't started
    if (!g_PVRManager.IsStarted())
      continue;

    // check the pvr manager when the channel pointer isn't set
    if (!epg->Channel())
    {
      CPVRChannelPtr channel = g_PVRChannelGroups->GetChannelByEpgId(epg->EpgID());
      if (channel)
        epg->SetChannel(channel);
    }

    if ((!bOnlyPending || epg->UpdatePending()) && epg->Update(start, end, m_iUpdateTime, bOnlyPending))
      iUpdatedTables++;
    else if (!epg->IsValid())
      invalidTables.push_back(epg);
  }

  for (vector<CEpg*>::iterator it = invalidTables.begin(); it != invalidTables.end(); it++)
    DeleteEpg(**it, true);

  if (bInterrupted)
  {
    /* the update has been interrupted. try again later */
    time_t iNow;
    CDateTime::GetCurrentDateTime().GetAsUTCDateTime().GetAsTime(iNow);
    m_iNextEpgUpdate = iNow + g_advancedSettings.m_iEpgRetryInterruptedUpdateInterval;
  }
  else
  {
    CDateTime::GetCurrentDateTime().GetAsUTCDateTime().GetAsTime(m_iNextEpgUpdate);
    m_iNextEpgUpdate += g_advancedSettings.m_iEpgUpdateCheckInterval;
    m_bHasPendingUpdates = false;
  }

  if (bShowProgress && !bOnlyPending)
    CloseProgressDialog();

  /* notify observers */
  if (iUpdatedTables > 0)
  {
    SetChanged();
//.........这里部分代码省略.........