TvDatabase.TvBusinessLayer.SearchPrograms C# (CSharp) Метод

    public IList<Program> SearchPrograms(string searchCriteria)
    {
      return SearchPrograms(searchCriteria, ChannelType.All);
    }

 private void Search()
 {
   Log.Info("newsearch Search:{0} {1}", _searchKeyword, SearchFor);
   GUIControl.ClearControl(GetID, listResults.GetID);
   TvBusinessLayer layer = new TvBusinessLayer();
   IList<Program> listPrograms = null;
   switch (SearchFor)
   {
     case SearchType.Genres:
       listPrograms = layer.SearchProgramsPerGenre("%" + _searchKeyword + "%", "");
       break;
     case SearchType.KeyWord:
       listPrograms = layer.SearchProgramsByDescription("%" + _searchKeyword);
       break;
     case SearchType.Title:
       listPrograms = layer.SearchPrograms("%" + _searchKeyword);
       break;
   }
   if (listPrograms == null)
   {
     return;
   }
   if (listPrograms.Count == 0)
   {
     return;
   }
   Log.Info("newsearch found:{0} progs", listPrograms.Count);
   foreach (Program program in listPrograms)
   {
     GUIListItem item = new GUIListItem();
     item.Label = TVUtil.GetDisplayTitle(program);
     string logo = Utils.GetCoverArt(Thumbs.TVChannel, program.ReferencedChannel().DisplayName);
     if (string.IsNullOrEmpty(logo))                            
     {
       logo = "defaultVideoBig.png";
     }
     item.ThumbnailImage = logo;
     item.IconImageBig = logo;
     item.IconImage = logo;
     item.TVTag = program;
     listResults.Add(item);
   }
 }