C++ CGUIDialogProgressBarHandle::SetPercentage方法代码示例

    void DialogProgressBG::update(int percent, const String& heading, const String& message)
    {
      DelayedCallGuard dcguard(languageHook);
      CGUIDialogProgressBarHandle* pHandle = handle;

      if (pHandle == NULL)
        throw WindowException("Dialog not created.");

      if (percent >= 0 && percent <= 100)
        pHandle->SetPercentage((float)percent);
      if (!heading.empty())
        pHandle->SetTitle(heading);
      if (!message.empty())
        pHandle->SetText(message);
    }

bool CPVRClients::AutoconfigureClients(void)
{
  bool bReturn(false);
  std::vector<PVR_CLIENT> autoConfigAddons;
  PVR_CLIENT addon;
  VECADDONS map;
  CAddonMgr::GetInstance().GetInstalledAddons(map, ADDON_PVRDLL);

  /** get the auto-configurable add-ons */
  for (VECADDONS::iterator it = map.begin(); it != map.end(); ++it)
  {
    if (CAddonMgr::GetInstance().IsAddonDisabled((*it)->ID()))
    {
      addon = std::dynamic_pointer_cast<CPVRClient>(*it);
      if (addon->CanAutoconfigure())
        autoConfigAddons.push_back(addon);
    }
  }

  /** no configurable add-ons found */
  if (autoConfigAddons.empty())
    return bReturn;

  /** display a progress bar while trying to auto-configure add-ons */
  CGUIDialogExtendedProgressBar *loadingProgressDialog = (CGUIDialogExtendedProgressBar *)g_windowManager.GetWindow(WINDOW_DIALOG_EXT_PROGRESS);
  CGUIDialogProgressBarHandle* progressHandle = loadingProgressDialog->GetHandle(g_localizeStrings.Get(19688)); // Scanning for PVR services
  progressHandle->SetPercentage(0);
  progressHandle->SetText(g_localizeStrings.Get(19688)); //Scanning for PVR services

  /** start zeroconf and wait a second to get some responses */
  CZeroconfBrowser::GetInstance()->Start();
  for (std::vector<PVR_CLIENT>::iterator it = autoConfigAddons.begin(); !bReturn && it != autoConfigAddons.end(); ++it)
    (*it)->AutoconfigureRegisterType();

  unsigned iIterations(0);
  float percentage(0.0f);
  float percentageStep(100.0f / PVR_CLIENT_AVAHI_SCAN_ITERATIONS);
  progressHandle->SetPercentage(percentage);

  /** while no add-ons were configured within 20 iterations */
  while (!bReturn && iIterations++ < PVR_CLIENT_AVAHI_SCAN_ITERATIONS)
  {
    /** check each disabled add-on */
    for (std::vector<PVR_CLIENT>::iterator it = autoConfigAddons.begin(); !bReturn && it != autoConfigAddons.end(); ++it)
    {
      if (addon->Autoconfigure())
      {
        progressHandle->SetPercentage(100.0f);
        progressHandle->MarkFinished();

        /** enable the add-on */
        CAddonMgr::GetInstance().EnableAddon((*it)->ID());
        CSingleLock lock(m_critSection);
        m_addons.push_back(*it);
        bReturn = true;
      }
    }

    /** wait a while and try again */
    if (!bReturn)
    {
      percentage += percentageStep;
      progressHandle->SetPercentage(percentage);
      Sleep(PVR_CLIENT_AVAHI_SLEEP_TIME_MS);
    }
  }

  progressHandle->SetPercentage(100.0f);
  progressHandle->MarkFinished();
  return bReturn;
}

bool CCDDARipJob::DoWork()
{
  CLog::Log(LOGINFO, "Start ripping track %s to %s", m_input.c_str(),
                                                     m_output.c_str());

  // if we are ripping to a samba share, rip it to hd first and then copy it it the share
  CFileItem file(m_output, false);
  if (file.IsRemote())
    m_output = SetupTempFile();

  if (m_output.empty())
  {
    CLog::Log(LOGERROR, "CCDDARipper: Error opening file");
    return false;
  }

  // init ripper
  CFile reader;
  CEncoder* encoder = nullptr;
  if (!reader.Open(m_input,READ_CACHED) || !(encoder=SetupEncoder(reader)))
  {
    CLog::Log(LOGERROR, "Error: CCDDARipper::Init failed");
    return false;
  }

  // setup the progress dialog
  CGUIDialogExtendedProgressBar* pDlgProgress =
      CServiceBroker::GetGUI()->GetWindowManager().GetWindow<CGUIDialogExtendedProgressBar>(WINDOW_DIALOG_EXT_PROGRESS);
  CGUIDialogProgressBarHandle* handle = pDlgProgress->GetHandle(g_localizeStrings.Get(605));

  int iTrack = atoi(m_input.substr(13, m_input.size() - 13 - 5).c_str());
  std::string strLine0 = StringUtils::Format("%02i. %s - %s", iTrack,
                                            m_tag.GetArtistString().c_str(),
                                            m_tag.GetTitle().c_str());
  handle->SetText(strLine0);

  // start ripping
  int percent=0;
  int oldpercent=0;
  bool cancelled(false);
  int result;
  while (!cancelled && (result=RipChunk(reader, encoder, percent)) == 0)
  {
    cancelled = ShouldCancel(percent,100);
    if (percent > oldpercent)
    {
      oldpercent = percent;
      handle->SetPercentage(static_cast<float>(percent));
    }
  }

  // close encoder ripper
  encoder->CloseEncode();
  delete encoder;
  reader.Close();

  if (file.IsRemote() && !cancelled && result == 2)
  {
    // copy the ripped track to the share
    if (!CFile::Copy(m_output, file.GetPath()))
    {
      CLog::Log(LOGERROR, "CDDARipper: Error copying file from %s to %s",
                m_output.c_str(), file.GetPath().c_str());
      CFile::Delete(m_output);
      return false;
    }
    // delete cached file
    CFile::Delete(m_output);
  }

  if (cancelled)
  {
    CLog::Log(LOGWARNING, "User Cancelled CDDA Rip");
    CFile::Delete(m_output);
  }
  else if (result == 1)
    CLog::Log(LOGERROR, "CDDARipper: Error ripping %s", m_input.c_str());
  else if (result < 0)
    CLog::Log(LOGERROR, "CDDARipper: Error encoding %s", m_input.c_str());
  else
  {
    CLog::Log(LOGINFO, "Finished ripping %s", m_input.c_str());
    if (m_eject)
    {
      CLog::Log(LOGINFO, "Ejecting CD");
      g_mediaManager.EjectTray();
    }
  }

  handle->MarkFinished();

  return !cancelled && result == 2;
}