public new DialogResult ShowDialog(IWin32Window owner)
    {
      Text = "Preview " + _channel.DisplayName;

      TvServer server = new TvServer();
      IUser user = new User("setuptv", false);
      TvResult result = server.StartTimeShifting(ref user, _channel.IdChannel, out _card);
      if (result != TvResult.Succeeded)
      {
        MessageBox.Show("Preview failed:" + result);
        Close();
        return DialogResult.None;
      }

      Log.Info("preview {0} user:{1} {2} {3} {4}", _channel.DisplayName, user.CardId, user.SubChannel, user.Name,
               _card.TimeShiftFileName);
      _player = new Player();
      _player.Play(_card.TimeShiftFileName, this);

      return base.ShowDialog(owner);
    }

    public static void OnSetEpisodesToKeep(Schedule rec)
    {
      Schedule schedule = Schedule.Retrieve(rec.IdSchedule);
      GUIDialogMenu dlg = (GUIDialogMenu)GUIWindowManager.GetWindow((int)Window.WINDOW_DIALOG_MENU);
      if (dlg == null)
      {
        return;
      }
      dlg.Reset();
      dlg.SetHeading(887); //quality settings
      dlg.ShowQuickNumbers = false;
      dlg.AddLocalizedString(889); //All episodes
      for (int i = 1; i < 40; ++i)
      {
        dlg.Add(i.ToString() + " " + GUILocalizeStrings.Get(874));
      }
      if (schedule.MaxAirings == Int32.MaxValue)
      {
        dlg.SelectedLabel = 0;
      }
      else
      {
        dlg.SelectedLabel = schedule.MaxAirings;
      }

      dlg.DoModal(GUIWindowManager.ActiveWindow);
      if (dlg.SelectedLabel == -1)
      {
        return;
      }

      if (dlg.SelectedLabel == 0)
      {
        schedule.MaxAirings = Int32.MaxValue;
      }
      else
      {
        schedule.MaxAirings = dlg.SelectedLabel;
      }
      schedule.Persist();
      TvServer server = new TvServer();
      server.OnNewSchedule();
    }

    private void OnKeep()
    {
      Schedule rec = currentSchedule;
      if (currentSchedule == null && !IsRecordingProgram(CurrentProgram, out rec, false))
      {
        return;
      }

      GUIDialogMenu dlg = (GUIDialogMenu)GUIWindowManager.GetWindow((int)Window.WINDOW_DIALOG_MENU);
      if (dlg == null)
      {
        return;
      }
      dlg.Reset();
      dlg.SetHeading(1042);
      dlg.AddLocalizedString(1043); //Until watched
      dlg.AddLocalizedString(1044); //Until space needed
      dlg.AddLocalizedString(1045); //Until date
      dlg.AddLocalizedString(1046); //Always
      switch (rec.KeepMethod)
      {
        case (int)KeepMethodType.UntilWatched:
          dlg.SelectedLabel = 0;
          break;
        case (int)KeepMethodType.UntilSpaceNeeded:
          dlg.SelectedLabel = 1;
          break;
        case (int)KeepMethodType.TillDate:
          dlg.SelectedLabel = 2;
          break;
        case (int)KeepMethodType.Always:
          dlg.SelectedLabel = 3;
          break;
      }
      dlg.DoModal(GetID);
      if (dlg.SelectedLabel == -1)
      {
        return;
      }
      switch (dlg.SelectedId)
      {
        case 1043:
          rec.KeepMethod = (int)KeepMethodType.UntilWatched;
          break;
        case 1044:
          rec.KeepMethod = (int)KeepMethodType.UntilSpaceNeeded;

          break;
        case 1045:
          rec.KeepMethod = (int)KeepMethodType.TillDate;
          dlg.Reset();
          dlg.ShowQuickNumbers = false;
          dlg.SetHeading(1045);
          for (int iDay = 1; iDay <= 100; iDay++)
          {
            DateTime dt = CurrentProgram.StartTime.AddDays(iDay);
            dlg.Add(dt.ToLongDateString());
          }
          TimeSpan ts = (rec.KeepDate - CurrentProgram.StartTime);
          int days = (int)ts.TotalDays;
          if (days >= 100)
          {
            days = 30;
          }
          dlg.SelectedLabel = days - 1;
          dlg.DoModal(GetID);
          if (dlg.SelectedLabel < 0)
          {
            return;
          }
          rec.KeepDate = CurrentProgram.StartTime.AddDays(dlg.SelectedLabel + 1);
          break;
        case 1046:
          rec.KeepMethod = (int)KeepMethodType.Always;
          break;
      }
      rec.Persist();
      currentSchedule = rec;
      TvServer server = new TvServer();
      server.OnNewSchedule();
    }

 private void OnRecordProgram(Program program)
 {
   if (program == null)
   {
     return;
   }
   Log.Debug("TVProgammInfo.OnRecordProgram - programm = {0}", program.ToString());
   Schedule recordingSchedule;
   if (!anyUpcomingEpisodesRecording && currentSchedule != null)
   {
     CancelProgram(program, currentSchedule, GetID);
   }
   else if (IsRecordingProgram(program, out recordingSchedule, true)) // check if schedule is already existing
   {
     CancelProgram(program, recordingSchedule, GetID);
   }
   else
   {
     TvServer server = new TvServer();
     VirtualCard card;
     if (TVHome.Navigator.Channel.IdChannel == program.IdChannel &&
         server.IsRecording(TVHome.Navigator.Channel.IdChannel, out card))
     {
       Schedule schedFromDB = Schedule.Retrieve(card.RecordingScheduleId);
       if (schedFromDB.IsManual)
       {
         Schedule sched = Schedule.Retrieve(card.RecordingScheduleId);
         TVUtil.DeleteRecAndSchedWithPrompt(sched, program.IdChannel);
       }
       else
       {
         CreateProgram(program, (int)ScheduleRecordingType.Once, GetID);
       }
     }
     else
     {
       CreateProgram(program, (int)ScheduleRecordingType.Once, GetID);
     }
   }
   Update();
 }

    /// <summary>
    /// Tunes to a new channel
    /// </summary>
    /// <param name="channel"></param>
    /// <returns></returns>
    public static bool ViewChannelAndCheck(Channel channel)
    {
      bool checkResult;
      bool doContinue;

      if (!Connected)
      {
        return false;
      }

      _status.Clear();

      _doingChannelChange = false;

      try
      {
        checkResult = PreTuneChecks(channel, out doContinue);
        if (doContinue == false)
          return checkResult;

        _doingChannelChange = true;
        TvResult succeeded;


        IUser user = new User();
        if (Card != null)
        {
          user.CardId = Card.Id;
        }

        if ((g_Player.Playing && g_Player.IsTimeShifting && !g_Player.Stopped) && (g_Player.IsTV || g_Player.IsRadio))
        {
          _status.Set(LiveTvStatus.WasPlaying);
        }

        //Start timeshifting the new tv channel
        TvServer server = new TvServer();
        VirtualCard card;
        int newCardId = -1;

        // check which card will be used
        newCardId = server.TimeShiftingWouldUseCard(ref user, channel.IdChannel);

        //Added by joboehl - If any major related to the timeshifting changed during the start, restart the player.           
        if (newCardId != -1 && Card.Id != newCardId)
        {
          _status.Set(LiveTvStatus.CardChange);
          RegisterCiMenu(newCardId);
        }

        // we need to stop player HERE if card has changed.        
        if (_status.AllSet(LiveTvStatus.WasPlaying | LiveTvStatus.CardChange))
        {
          Log.Debug("TVHome.ViewChannelAndCheck(): Stopping player. CardId:{0}/{1}, RTSP:{2}", Card.Id, newCardId,
                    Card.RTSPUrl);
          Log.Debug("TVHome.ViewChannelAndCheck(): Stopping player. Timeshifting:{0}", Card.TimeShiftFileName);
          Log.Debug("TVHome.ViewChannelAndCheck(): rebuilding graph (card changed) - timeshifting continueing.");
        }
        if (_status.IsSet(LiveTvStatus.WasPlaying))
        {
          RenderBlackImage();
          g_Player.PauseGraph();
        }
        else
        {
          // if CI menu is not attached due to card change, do it if graph was not playing 
          // (some handlers use polling threads that get stopped on graph stop)
          if (_status.IsNotSet(LiveTvStatus.CardChange))
            RegisterCiMenu(newCardId);
        }

        // if card was not changed
        if (_status.IsNotSet(LiveTvStatus.CardChange))
        {
          g_Player.OnZapping(0x80); // Setup Zapping for TsReader, requesting new PAT from stream
        }
        bool cardChanged = false;
        succeeded = server.StartTimeShifting(ref user, channel.IdChannel, out card, out cardChanged);

        if (_status.IsSet(LiveTvStatus.WasPlaying))
        {
          if (card != null)
            g_Player.OnZapping((int)card.Type);
          else
            g_Player.OnZapping(-1);
        }


        if (succeeded != TvResult.Succeeded)
        {
          //timeshifting new channel failed. 
          g_Player.Stop();

          // ensure right channel name, even if not watchable:Navigator.Channel = channel; 
          ChannelTuneFailedNotifyUser(succeeded, _status.IsSet(LiveTvStatus.WasPlaying), channel);
//.........这里部分代码省略.........

    private void OnActiveStreams()
    {
      GUIDialogMenu dlg = (GUIDialogMenu)GUIWindowManager.GetWindow((int)Window.WINDOW_DIALOG_MENU);
      if (dlg == null)
      {
        return;
      }
      dlg.Reset();
      dlg.SetHeading(692); // Active Tv Streams
      int selected = 0;

      IList<Card> cards = TvDatabase.Card.ListAll();
      List<Channel> channels = new List<Channel>();
      int count = 0;
      TvServer server = new TvServer();
      List<IUser> _users = new List<IUser>();
      foreach (Card card in cards)
      {
        if (card.Enabled == false)
        {
          continue;
        }
        if (!RemoteControl.Instance.CardPresent(card.IdCard))
        {
          continue;
        }
        IUser[] users = RemoteControl.Instance.GetUsersForCard(card.IdCard);
        if (users == null)
        {
          return;
        }
        for (int i = 0; i < users.Length; ++i)
        {
          IUser user = users[i];
          if (card.IdCard != user.CardId)
          {
            continue;
          }
          bool isRecording;
          bool isTimeShifting;
          VirtualCard tvcard = new VirtualCard(user, RemoteControl.HostName);
          isRecording = tvcard.IsRecording;
          isTimeShifting = tvcard.IsTimeShifting;
          if (isTimeShifting || (isRecording && !isTimeShifting))
          {
            int idChannel = tvcard.IdChannel;
            user = tvcard.User;
            Channel ch = Channel.Retrieve(idChannel);
            channels.Add(ch);
            GUIListItem item = new GUIListItem();
            item.Label = ch.DisplayName;
            item.Label2 = user.Name;
            string strLogo = Utils.GetCoverArt(Thumbs.TVChannel, ch.DisplayName);
            if (string.IsNullOrEmpty(strLogo))
            {
              strLogo = "defaultVideoBig.png";
            }
            item.IconImage = strLogo;
            if (isRecording)
            {
              item.PinImage = Thumbs.TvRecordingIcon;
            }
            else
            {
              item.PinImage = "";
            }
            dlg.Add(item);
            _users.Add(user);
            if (Card != null && Card.IdChannel == idChannel)
            {
              selected = count;
            }
            count++;
          }
        }
      }
      if (channels.Count == 0)
      {
        GUIDialogOK pDlgOK = (GUIDialogOK)GUIWindowManager.GetWindow((int)Window.WINDOW_DIALOG_OK);
        if (pDlgOK != null)
        {
          pDlgOK.SetHeading(692); //my tv
          pDlgOK.SetLine(1, GUILocalizeStrings.Get(1511)); // No Active streams
          pDlgOK.SetLine(2, "");
          pDlgOK.DoModal(this.GetID);
        }
        return;
      }
      dlg.SelectedLabel = selected;
      dlg.DoModal(this.GetID);
      if (dlg.SelectedLabel < 0)
      {
        return;
      }

      VirtualCard vCard = new VirtualCard(_users[dlg.SelectedLabel], RemoteControl.HostName);
      Channel channel = Navigator.GetChannel(vCard.IdChannel);
      ViewChannel(channel);
    }

    private void mpButtonTimeShift_Click(object sender, EventArgs e)
    {
      if (ServiceHelper.IsStopped) return;
      if (mpComboBoxChannels.SelectedItem == null) return;
      int id = ((ComboBoxExItem)mpComboBoxChannels.SelectedItem).Id;

      TvServer server = new TvServer();
      VirtualCard card = GetCardTimeShiftingChannel(id);
      if (card != null)
      {
        card.StopTimeShifting();
        mpButtonRec.Enabled = false;
      }
      else
      {
        string timeShiftingFilename = string.Empty;
        int cardId = -1;
        foreach (ListViewItem listViewItem in mpListView1.SelectedItems)
        {
          if (listViewItem.SubItems[2].Text != "disabled")
          {
            cardId = Convert.ToInt32(listViewItem.SubItems[0].Tag);
            break; // Keep the first card enabled selected only
          }
        }
        IUser user = new User();
        user.Name = "setuptv-" + id + "-" + cardId;
        user.IsAdmin = true;
        user.CardId = cardId;

        TvResult result = server.StartTimeShifting(ref user, id, out card, cardId != -1);
        if (result != TvResult.Succeeded)
        {
          switch (result)
          {
            case TvResult.NoPmtFound:
              MessageBox.Show(this, "No PMT found");
              break;
            case TvResult.NoSignalDetected:
              MessageBox.Show(this, "No signal");
              break;
            case TvResult.CardIsDisabled:
              MessageBox.Show(this, "Card is not enabled");
              break;
            case TvResult.AllCardsBusy:
              MessageBox.Show(this, "All cards are busy");
              break;
            case TvResult.ChannelIsScrambled:
              MessageBox.Show(this, "Channel is scrambled");
              break;
            case TvResult.NoVideoAudioDetected:
              MessageBox.Show(this, "No Video/Audio detected");
              break;
            case TvResult.UnableToStartGraph:
              MessageBox.Show(this, "Unable to create/start graph");
              break;
            case TvResult.ChannelNotMappedToAnyCard:
              MessageBox.Show(this, "Channel is not mapped to any card");
              break;
            case TvResult.NoTuningDetails:
              MessageBox.Show(this, "No tuning information available for this channel");
              break;
            case TvResult.UnknownChannel:
              MessageBox.Show(this, "Unknown channel");
              break;
            case TvResult.UnknownError:
              MessageBox.Show(this, "Unknown error occured");
              break;
            case TvResult.ConnectionToSlaveFailed:
              MessageBox.Show(this, "Cannot connect to slave server");
              break;
            case TvResult.NotTheOwner:
              MessageBox.Show(this, "Failed since card is in use and we are not the owner");
              break;
            case TvResult.GraphBuildingFailed:
              MessageBox.Show(this, "Unable to create graph");
              break;
            case TvResult.SWEncoderMissing:
              MessageBox.Show(this, "No suppported software encoder installed");
              break;
            case TvResult.NoFreeDiskSpace:
              MessageBox.Show(this, "No free disk space");
              break;
          }
        }
        else
        {
          mpButtonRec.Enabled = true;
        }
      }
    }

    /// <summary>
    /// Ensures that the navigator has the correct current channel (retrieved from the Recorder).
    /// </summary>
    public void UpdateCurrentChannel()
    {
      Channel newChannel = null;
      //if current card is watching tv then use that channel
      int id;
      if (TVHome.Connected)
      {
        if (TVHome.Card.IsTimeShifting || TVHome.Card.IsRecording)
        {
          id = TVHome.Card.IdChannel;
          if (id >= 0)
          {
            newChannel = Channel.Retrieve(id);
          }
        }
        else
        {
          // else if any card is recording
          // then get & use that channel
          if (TVHome.IsAnyCardRecording)
          {
            TvServer server = new TvServer();          
            for (int i = 0; i < server.Count; ++i)
            {
              User user = new User();
              VirtualCard card = server.CardByIndex(user, i);
              if (card.IsRecording)
              {
                id = card.IdChannel;
                if (id >= 0)
                {
                  newChannel = Channel.Retrieve(id);
                  break;
                }
              }
            }
          }
        }
        if (newChannel == null)
        {
          newChannel = m_currentChannel;
        }

        int currentChannelId = 0;
        int newChannelId = 0;

        if (m_currentChannel != null)
        {
          currentChannelId = m_currentChannel.IdChannel;
        }

        if (newChannel != null)
        {
          newChannelId = newChannel.IdChannel;
        }

        if (currentChannelId != newChannelId)
        {
          m_currentChannel = newChannel;
          m_currentChannel.CurrentGroup = CurrentGroup;
        }
      }
    }

 public string GetRecordingURL(int idRecording)
 {
     if (!ConnectToDatabase())
     return "";
       TvControl.TvServer server = new TvControl.TvServer();
       return server.GetStreamUrlForFileName(idRecording);
 }

        public List<WebActiveStream> GetActiveStreams()
        {
            IList<Card> cards = Card.ListAll();
              List<Channel> channels = new List<Channel>();
              TvControl.TvServer server = new TvControl.TvServer();
              List<User> _users = new List<User>();
              List<WebActiveStream> activestream = new List<WebActiveStream>();
              if(!ConnectToDatabase())
            return activestream;

              foreach (Card card in cards)
              {
            if (card.Enabled == false)
              continue;
            if (!RemoteControl.Instance.CardPresent(card.IdCard))
              continue;
            User[] users = RemoteControl.Instance.GetUsersForCard(card.IdCard);
            if (users == null)
              return activestream;

            for (int i = 0; i < users.Length; ++i)
            {
              User user = users[i];
              if (card.IdCard != user.CardId)
            continue;

              bool isRecording;
              bool isTimeShifting;

              VirtualCard tvcard = new VirtualCard(user, RemoteControl.HostName);
              isRecording = tvcard.IsRecording;
              isTimeShifting = tvcard.IsTimeShifting;
              if (isTimeShifting || (isRecording && !isTimeShifting))
              {
            int idChannel = tvcard.IdChannel;
            try
            {
              WebChannel channel = new WebChannel(Channel.Retrieve(idChannel));
              WebTvServerUser tvServerUser = new WebTvServerUser(tvcard.User);
              WebActiveStream stream = new WebActiveStream(tvServerUser, channel);
              activestream.Add(stream);
            }
            catch (Exception ex)
            {
              // FIXME: handle it
            }
              }
            }
              }
              return activestream;
        }

    private void ShowPrograms()
    {
      if (lblOnTvNow != null)
      {
        lblOnTvNow.EnableUpDown = false;
        lblOnTvNow.Clear();
      }
      if (lblOnTvNext != null)
      {
        lblOnTvNext.EnableUpDown = false;
        lblOnTvNext.Clear();
      }

      // Set recorder status
      if (imgRecIcon != null)
      {
        VirtualCard card;
        TvServer server = new TvServer();
        imgRecIcon.IsVisible = server.IsRecording(idChannel, out card);
      }
      
      if (lblZapToCannelNo != null)
      {
        lblZapToCannelNo.Label = channelNr;
        lblZapToCannelNo.Visible = !string.IsNullOrEmpty(channelNr);
      }
      if (LastError != null)
      {        
        lblStartTime.Label = "";
        lblEndTime.Label = "";
        if (LastError.FailingChannel != null)
        {
          lblCurrentChannel.Label = LastError.FailingChannel.DisplayName;
        }
        if (LastError.Messages.Count > 0)
        {
          lblOnTvNow.Label = LastError.Messages[0]; // first line in "NOW"
          if (LastError.Messages.Count > 1)
          {
            lblOnTvNext.Label = String.Join(", ", LastError.Messages.ToArray(), 1, LastError.Messages.Count - 1);
            // 2nd and later in "NEXT"
          }
        }
        m_lastError = null; // reset member only, not the failing channel info in Navigator
      }
      else
      {
        if (lblCurrentChannel != null)
        {
          lblCurrentChannel.Label = channelName;
        }
        Channel chan = TVHome.Navigator.GetChannel(idChannel, true);
        Program prog = chan.GetProgramAt(m_dateTime);
        if (prog != null)
        {
          string strTime = String.Format("{0}-{1}",
                                         prog.StartTime.ToString("t", CultureInfo.CurrentCulture.DateTimeFormat),
                                         prog.EndTime.ToString("t", CultureInfo.CurrentCulture.DateTimeFormat));

          if (lblCurrentTime != null)
          {
            lblCurrentTime.Label = strTime;
          }

          if (lblOnTvNow != null)
          {
            lblOnTvNow.Label = prog.Title;
          }
          if (lblStartTime != null)
          {
            strTime = String.Format("{0}", prog.StartTime.ToString("t", CultureInfo.CurrentCulture.DateTimeFormat));
            lblStartTime.Label = strTime;
          }
          if (lblEndTime != null)
          {
            strTime = String.Format("{0} ", prog.EndTime.ToString("t", CultureInfo.CurrentCulture.DateTimeFormat));
            lblEndTime.Label = strTime;
          }

          // next program
          prog = chan.GetProgramAt(prog.EndTime.AddMinutes(1));
          //prog = TVHome.Navigator.GetChannel(channelName).GetProgramAt(prog.EndTime.AddMinutes(1));
          if (prog != null)
          {
            if (lblOnTvNext != null)
            {
              lblOnTvNext.Label = prog.Title;
            }
          }
        }
        else
        {
          lblOnTvNow.Label = GUILocalizeStrings.Get(736); // no epg for this channel

          if (lblStartTime != null)
          {
            lblStartTime.Label = String.Empty;
          }
          if (lblEndTime != null)
          {
//.........这里部分代码省略.........

//.........这里部分代码省略.........

      Channel selectedChannel = (channels[dlg.SelectedLabel]).ReferencedChannel();
      dlg.Reset();
      dlg.SetHeading(616); //select recording type
      for (int i = 611; i <= 615; ++i)
      {
        dlg.Add(GUILocalizeStrings.Get(i));
      }
      dlg.Add(GUILocalizeStrings.Get(WeekEndTool.GetText(DayType.Record_WorkingDays)));
      dlg.Add(GUILocalizeStrings.Get(WeekEndTool.GetText(DayType.Record_WeekendDays)));

      Schedule rec = new Schedule(selectedChannel.IdChannel, "", Schedule.MinSchedule, Schedule.MinSchedule);

      TvBusinessLayer layer = new TvBusinessLayer();
      rec.PreRecordInterval = Int32.Parse(layer.GetSetting("preRecordInterval", "5").Value);
      rec.PostRecordInterval = Int32.Parse(layer.GetSetting("postRecordInterval", "5").Value);
      rec.ScheduleType = (int)ScheduleRecordingType.Once;

      DateTime dtNow = DateTime.Now;
      int day;
      day = 0;

      dlg.Reset();
      dlg.SetHeading(142); //select time
      dlg.ShowQuickNumbers = false;
      //time
      //int no = 0;
      int hour, minute, steps;
      steps = 15;
      dlg.Add("00:00");
      for (hour = 0; hour <= 23; hour++)
      {
        for (minute = 0; minute < 60; minute += steps)
        {
          if (hour == 0 && minute == 0)
          {
            continue;
          }
          string time;
          if (hour < 10)
          {
            time = "0" + hour;
          }
          else
          {
            time = hour.ToString();
          }
          time += ":";
          if (minute < 10)
          {
            time = time + "0" + minute;
          }
          else
          {
            time += minute.ToString();
          }

          //if (hour < 1) time = String.Format("{0} {1}", minute, GUILocalizeStrings.Get(3004));
          dlg.Add(time);
        }
      }
      // pre-select the current time
      dlg.SelectedLabel = (DateTime.Now.Hour * (60 / steps)) + (Convert.ToInt16(DateTime.Now.Minute / steps));
      dlg.DoModal(GetID);
      if (dlg.SelectedLabel == -1)
      {
        return;
      }

      int mins = (dlg.SelectedLabel) * steps;
      hour = (mins) / 60;
      minute = ((mins) % 60);


      dlg.Reset();
      dlg.SetHeading(180); //select time
      dlg.ShowQuickNumbers = false;
      //duration
      for (float hours = 0.5f; hours <= 24f; hours += 0.5f)
      {
        dlg.Add(String.Format("{0} {1}", hours.ToString("f2"), GUILocalizeStrings.Get(3002)));
      }
      dlg.DoModal(GetID);
      if (dlg.SelectedLabel == -1)
      {
        return;
      }
      int duration = (dlg.SelectedLabel + 1) * 30;


      dtNow = DateTime.Now.AddDays(day);
      rec.StartTime = new DateTime(dtNow.Year, dtNow.Month, dtNow.Day, hour, minute, 0, 0);
      rec.EndTime = rec.StartTime.AddMinutes(duration);
      rec.ProgramName = GUILocalizeStrings.Get(413) + " (" + rec.ReferencedChannel().DisplayName + ")";

      rec.Persist();
      TvServer server = new TvServer();
      server.OnNewSchedule();
      GUIWindowManager.ShowPreviousWindow();
    }

    private void OnActiveStreams()
    {
      GUIDialogMenu dlg = (GUIDialogMenu)GUIWindowManager.GetWindow((int)Window.WINDOW_DIALOG_MENU);
      if (dlg == null)
      {
        return;
      }
      dlg.Reset();
      dlg.SetHeading(692); // Active Tv Streams
      int selected = 0;
      string remoteHostName = string.Empty;
      IList<Card> cards = TvDatabase.Card.ListAll();
      List<Channel> channels = new List<Channel>();
      int count = 0;
      TvServer server = new TvServer();
      List<IUser> _users = new List<IUser>();
      foreach (Card card in cards)
      {
        if (card.Enabled == false)
        {
          continue;
        }
        if (!RemoteControl.Instance.CardPresent(card.IdCard))
        {
          continue;
        }
        IUser[] users = RemoteControl.Instance.GetUsersForCard(card.IdCard);

        if (users == null)
        {
          return;
        }
        for (int i = 0; i < users.Length; ++i)
        {
          IUser user = users[i];
          Log.Debug("rtsp url: {0}, {1}", user, RemoteControl.Instance.GetStreamingUrl(user));
          
          if (card.IdCard != user.CardId)
          {
            continue;
          }
          bool isRecording;
          bool isTimeShifting;
          VirtualCard tvcard = new VirtualCard(user, RemoteControl.HostName);
          isRecording = tvcard.IsRecording;
          isTimeShifting = tvcard.IsTimeShifting;
          if (isTimeShifting || (isRecording && !isTimeShifting))
          {
            int idChannel = tvcard.IdChannel;
            user = tvcard.User;
            Channel ch = Channel.Retrieve(idChannel);
            channels.Add(ch);
            GUIListItem item = new GUIListItem();
            item.Label = ch.DisplayName;
            item.Label2 = user.Name;
            string strLogo = Utils.GetCoverArt(Thumbs.TVChannel, ch.DisplayName);
            if (string.IsNullOrEmpty(strLogo))
            {
              strLogo = "defaultVideoBig.png";
            }
            item.IconImage = strLogo;
            if (isRecording)
            {
              item.PinImage = Thumbs.TvRecordingIcon;
            }
            else
            {
              item.PinImage = "";
            }
            dlg.Add(item);
            _users.Add(user);
            if (Card != null && Card.IdChannel == idChannel)
            {
              selected = count;
            }
            count++;
          }
        }
      }
      if (channels.Count == 0)
      {
        GUIDialogOK pDlgOK = (GUIDialogOK)GUIWindowManager.GetWindow((int)Window.WINDOW_DIALOG_OK);
        if (pDlgOK != null)
        {
          pDlgOK.SetHeading(692); //my tv
          pDlgOK.SetLine(1, GUILocalizeStrings.Get(1511)); // No Active streams
          pDlgOK.SetLine(2, "");
          pDlgOK.DoModal(this.GetID);
        }
        return;
      }
      dlg.SelectedLabel = selected;
      dlg.DoModal(this.GetID);
      if (dlg.SelectedLabel < 0)
      {
 
        return;
      }

      string selectedUrl = RemoteControl.Instance.GetStreamingUrl(_users[dlg.SelectedLabel]);
//.........这里部分代码省略.........

    private void OnClick(int iItem)
    {
      m_iSelectedItem = GetSelectedItemNo();
      GUIListItem item = GetItem(iItem);
      if (item == null)
      {
        return;
      }
      if (item.IsFolder)
      {
        if (item.Label == "..")
        {
          if (selectedItem != null)
          {
            selectedItem = null;
          }
          LoadDirectory();
          return;
        }
        if (selectedItem == null)
        {
          selectedItem = item;
        }
        LoadDirectory();
        return;
      }

      Schedule schedule = item.TVTag as Schedule;
      if (schedule == null)
      {
        return;
      }

      if (schedule.ScheduleType == (int)ScheduleRecordingType.Once)
      {
        GUIDialogYesNo dlgYesNo = (GUIDialogYesNo)GUIWindowManager.GetWindow((int)Window.WINDOW_DIALOG_YES_NO);
        if (null != dlgYesNo)
        {
          dlgYesNo.SetHeading(GUILocalizeStrings.Get(653)); //Delete this recording?
          dlgYesNo.SetLine(1, schedule.ReferencedChannel().DisplayName);
          dlgYesNo.SetLine(2, schedule.ProgramName);
          dlgYesNo.SetLine(3, GUILocalizeStrings.Get(732)); //are you sure
          dlgYesNo.DoModal(GUIWindowManager.ActiveWindow);

          if (dlgYesNo.IsConfirmed)
          {
            if (schedule.ScheduleType == (int)ScheduleRecordingType.Once)
            {
              schedule.Delete();
              selectedItem = null;
            }
          }
        }
      }
      else // advanced recording
      {
        GUIDialogMenu dlg = (GUIDialogMenu)GUIWindowManager.GetWindow((int)Window.WINDOW_DIALOG_MENU);
        if (dlg != null)
        {
          dlg.Reset();
          dlg.SetHeading(schedule.ProgramName);
          dlg.AddLocalizedString(981); //Delete this recording
          dlg.AddLocalizedString(982); //Delete series recording
          dlg.DoModal(GetID);
          if (dlg.SelectedLabel == -1)
          {
            return;
          }
          switch (dlg.SelectedId)
          {
            case 981: //delete specific series
              CanceledSchedule canceledSchedule = new CanceledSchedule(schedule.IdSchedule, schedule.IdChannel, schedule.StartTime);
              canceledSchedule.Persist();
              selectedItem = null;
              TvServer server = new TvServer();
              server.OnNewSchedule();
              break;
            case 982: //Delete entire recording
              schedule.Delete();
              selectedItem = null;
              break;
          }
        }
      }
      LoadDirectory();
    }

//.........这里部分代码省略.........
          case 0: // Not Set
            _newBitRate = VIDEOENCODER_BITRATE_MODE.NotSet;
            break;

          case 1: // CBR
            _newBitRate = VIDEOENCODER_BITRATE_MODE.ConstantBitRate;
            break;

          case 2: // VBR
            _newBitRate = VIDEOENCODER_BITRATE_MODE.VariableBitRateAverage;
            break;

          case 3: // VBR Peak
            _newBitRate = VIDEOENCODER_BITRATE_MODE.VariableBitRatePeak;
            break;
        }

        rec.BitRateMode = _newBitRate;
        rec.Persist();

        dlg.Reset();
        dlg.SetHeading(882);

        dlg.ShowQuickNumbers = true;
        dlg.AddLocalizedString(968);
        dlg.AddLocalizedString(886); //Default
        dlg.AddLocalizedString(993); // Custom
        dlg.AddLocalizedString(893); //Portable
        dlg.AddLocalizedString(883); //Low
        dlg.AddLocalizedString(884); //Medium
        dlg.AddLocalizedString(885); //High
        QualityType _newQuality = rec.QualityType;
        switch (_newQuality)
        {
          case QualityType.NotSet:
            dlg.SelectedLabel = 0;
            break;
          case QualityType.Default:
            dlg.SelectedLabel = 1;
            break;
          case QualityType.Custom:
            dlg.SelectedLabel = 2;
            break;
          case QualityType.Portable:
            dlg.SelectedLabel = 3;
            break;
          case QualityType.Low:
            dlg.SelectedLabel = 4;
            break;
          case QualityType.Medium:
            dlg.SelectedLabel = 5;
            break;
          case QualityType.High:
            dlg.SelectedLabel = 6;
            break;
        }

        dlg.DoModal(GUIWindowManager.ActiveWindow);

        if (dlg.SelectedLabel == -1)
        {
          return;
        }
        switch (dlg.SelectedLabel)
        {
          case 0: // Not Set
            _newQuality = QualityType.NotSet;
            break;

          case 1: // Default
            _newQuality = QualityType.Default;
            break;

          case 2: // Custom
            _newQuality = QualityType.Custom;
            break;

          case 3: // Protable
            _newQuality = QualityType.Portable;
            break;

          case 4: // Low
            _newQuality = QualityType.Low;
            break;

          case 5: // Medium
            _newQuality = QualityType.Medium;
            break;

          case 6: // High
            _newQuality = QualityType.High;
            break;
        }

        rec.QualityType = _newQuality;
        rec.Persist();
      }
      TvServer server = new TvServer();
      server.OnNewSchedule();
    }

 protected void Initialize()
 {
   _server = new TvServer();
 }

    private void SetRecorderStatus(bool forced)
    {
      if (imgRecIcon != null)
      {
        TimeSpan ts = DateTime.Now - _RecIconLastCheck;
        if (ts.TotalSeconds > 15 || forced)
        {
          bool isRecording = false;
          VirtualCard card;
          TvServer server = new TvServer();

          if (GetChannel() != null)
          {
            if (server.IsRecording(GetChannel().IdChannel, out card))
            {
              if (g_Player.IsTVRecording)
              {
                Recording rec = TvRecorded.ActiveRecording();
                if (rec != null)
                {
                  isRecording = TvRecorded.IsLiveRecording();
                }
              }
              else
              {
                isRecording = true;
              }
            }
          }

          imgRecIcon.Visible = isRecording;
          _RecIconLastCheck = DateTime.Now;
          Log.Info("OSD.SetRecorderStatus = {0}", imgRecIcon.Visible);
        }
      }
    }

    private static bool StopRecAndDeleteSchedule(Schedule schedule, Schedule parentSchedule, int idChannel, DateTime canceledStartTime)
    {
      bool wasCanceled = CancelEpisode(canceledStartTime, parentSchedule, idChannel);
      bool wasDeleted = false;
      if (canceledStartTime == schedule.StartTime)
      {
        bool isScheduleTypeOnce = IsScheduleTypeOnce(schedule.IdSchedule);

        wasDeleted = StopRecording(schedule);
        if (isScheduleTypeOnce && !wasDeleted)
        {
          wasDeleted = DeleteSchedule(schedule.IdSchedule);
        }        
      }
            
      TvServer server = new TvServer();
      server.OnNewSchedule();
      return wasDeleted || wasCanceled;
    }

 private static bool StopRecAndDeleteEntireSchedule(Schedule schedule, Schedule parentSchedule, DateTime canceledStartTime)
 {
   int idChannel = schedule.IdChannel;      
   CancelEpisode(canceledStartTime, parentSchedule, idChannel);
   TvServer server = new TvServer();
   bool wasRecStopped = StopRecording(schedule);            
   bool wasDeleted = DeleteEntireOrOnceSchedule(schedule, parentSchedule);              
                     
   server.OnNewSchedule();
   return wasRecStopped || wasDeleted;
 }