lib/dvb/db.h

   1 #ifndef __db_h
   2 #define __db_h
   3
   4 #ifndef SWIG
   5 #include <lib/base/eptrlist.h>
   6 #include <lib/dvb/idvb.h>
   7 #include <set>
   8 class ServiceDescriptionSection;
   9 #endif
  10
  11 class eDVBDB: public iDVBChannelList
  12 {
  13         static eDVBDB *instance;
  14 DECLARE_REF(eDVBDB);
  15         friend class eDVBDBQuery;
  16         friend class eDVBDBBouquetQuery;
  17         friend class eDVBDBSatellitesQuery;
  18         friend class eDVBDBProvidersQuery;
  19
  20
  21         struct channel
  22         {
  23                 ePtr<iDVBFrontendParameters> m_frontendParameters;
  24         };
  25
  26         std::map<eDVBChannelID, channel> m_channels;
  27
  28         std::map<eServiceReferenceDVB, ePtr<eDVBService> > m_services;
  29
  30         std::map<std::string, eBouquet> m_bouquets;
  31 #ifdef SWIG
  32         eDVBDB();
  33         ~eDVBDB();
  34 #endif
  35 public:
  36 #ifndef SWIG
  37 // iDVBChannelList
  38         RESULT addChannelToList(const eDVBChannelID &id, iDVBFrontendParameters *feparm);
  39         RESULT removeChannel(const eDVBChannelID &id);
  40
  41         RESULT getChannelFrontendData(const eDVBChannelID &id, ePtr<iDVBFrontendParameters> &parm);
  42
  43         RESULT addService(const eServiceReferenceDVB &service, eDVBService *service);
  44         RESULT getService(const eServiceReferenceDVB &reference, ePtr<eDVBService> &service);
  45         RESULT flush();
  46
  47         RESULT startQuery(ePtr<iDVBChannelListQuery> &query, eDVBChannelQuery *query, const eServiceReference &source);
  48
  49         RESULT getBouquet(const eServiceReference &ref, eBouquet* &bouquet);
  50 //////
  51         void saveServicelist();
  52         void loadBouquet(const char *path);
  53         eServiceReference searchReference(int tsid, int onid, int sid);
  54         eDVBDB();
  55         virtual ~eDVBDB();
  56 #endif
  57         static eDVBDB *getInstance() { return instance; }
  58         void reloadServicelist();
  59         void reloadBouquets();
  60 };
  61
  62 #ifndef SWIG
  63         // we have to add a possibility to invalidate here.
  64 class eDVBDBQueryBase: public iDVBChannelListQuery
  65 {
  66 DECLARE_REF(eDVBDBQueryBase);
  67 protected:
  68         ePtr<eDVBDB> m_db;
  69         ePtr<eDVBChannelQuery> m_query;
  70         eServiceReference m_source;
  71 public:
  72         eDVBDBQueryBase(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query);
  73         virtual int compareLessEqual(const eServiceReferenceDVB &a, const eServiceReferenceDVB &b);
  74 };
  75
  76 class eDVBDBQuery: public eDVBDBQueryBase
  77 {
  78         std::map<eServiceReferenceDVB, ePtr<eDVBService> >::iterator m_cursor;
  79 public:
  80         eDVBDBQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query);
  81         RESULT getNextResult(eServiceReferenceDVB &ref);
  82 };
  83
  84 class eDVBDBBouquetQuery: public eDVBDBQueryBase
  85 {
  86         std::list<eServiceReference>::iterator m_cursor;
  87 public:
  88         eDVBDBBouquetQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query);
  89         RESULT getNextResult(eServiceReferenceDVB &ref);
  90 };
  91
  92 class eDVBDBListQuery: public eDVBDBQueryBase
  93 {
  94 protected:
  95         std::list<eServiceReferenceDVB> m_list;
  96         std::list<eServiceReferenceDVB>::iterator m_cursor;
  97 public:
  98         eDVBDBListQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query);
  99         RESULT getNextResult(eServiceReferenceDVB &ref);
 100         int compareLessEqual(const eServiceReferenceDVB &a, const eServiceReferenceDVB &b);
 101 };
 102
 103 class eDVBDBSatellitesQuery: public eDVBDBListQuery
 104 {
 105 public:
 106         eDVBDBSatellitesQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query);
 107 };
 108
 109 class eDVBDBProvidersQuery: public eDVBDBListQuery
 110 {
 111 public:
 112         eDVBDBProvidersQuery(eDVBDB *db, const eServiceReference &source, eDVBChannelQuery *query);
 113 };
 114 #endif // SWIG
 115
 116 #endif