int userValue;

int driverValue;

const char *userString;

private:

int source;

int nid; ///< actually the "original" network id

int tid;

int sid;

int rid;

public:

tChannelID(void) { source = nid = tid = sid = rid = 0; }

tChannelID(int Source, int Nid, int Tid, int Sid, int Rid = 0) { source = Source; nid = Nid; tid = Tid; sid = Sid; rid = Rid; }

bool operator== (const tChannelID &arg) const { return source == arg.source && nid == arg.nid && tid == arg.tid && sid == arg.sid && rid == arg.rid; }

bool Valid(void) const { return (nid || tid) && sid; } // rid is optional and source may be 0//XXX source may not be 0???

tChannelID &ClrRid(void) { rid = 0; return *this; }

tChannelID &ClrPolarization(void);

int Source(void) { return source; }

int Nid(void) { return nid; }

int Tid(void) { return tid; }

int Sid(void) { return sid; }

int Rid(void) { return rid; }

static tChannelID FromString(const char *s);

cString ToString(void) const;

static const tChannelID InvalidID;

private:

cChannel *channel;

public:

cLinkChannel(cChannel *Channel) { channel = Channel; }

cChannel *Channel(void) { return channel; }

friend class cSchedules;

friend class cMenuEditChannel;

private:

static cString ToText(const cChannel *Channel);

char *name;

char *shortName;

char *provider;

char *portalName;

int __BeginData__;

int frequency; // MHz

int source;

int srate;

int vpid;

int ppid;

int apids[MAXAPIDS 1]; // list is zero-terminated

char alangs[MAXAPIDS][MAXLANGCODE2];

int dpids[MAXDPIDS 1]; // list is zero-terminated

char dlangs[MAXDPIDS][MAXLANGCODE2];

int spids[MAXSPIDS 1]; // list is zero-terminated

char slangs[MAXSPIDS][MAXLANGCODE2];

int tpid;

int caids[MAXCAIDS 1]; // list is zero-terminated

int nid;

int tid;

int sid;

int rid;

int number; // Sequence number assigned on load

bool groupSep;

char polarization;

int inversion;

int bandwidth;

int coderateH;

int coderateL;

int modulation;

int system;

int transmission;

int guard;

int hierarchy;

int alpha;

int priority;

int rollOff;

int __EndData__;

int modification;

mutable const cSchedule *schedule;

cLinkChannels *linkChannels;

cChannel *refChannel;

cString TransponderDataToString(void) const;

cString ParametersToString(void) const;

bool StringToParameters(const char *s);

public:

cChannel(void);

cChannel(const cChannel &Channel);

~cChannel();

cChannel& operator= (const cChannel &Channel);

cString ToText(void) const;

bool Parse(const char *s);

bool Save(FILE *f);

const char *Name(void) const { return name; }

const char *ShortName(bool OrName = false) const { return (OrName && isempty(shortName)) ? name : shortName; }

const char *Provider(void) const { return provider; }

const char *PortalName(void) const { return portalName; }

int Frequency(void) const { return frequency; } ///< Returns the actual frequency, as given in 'channels.conf'

int Transponder(void) const; ///< Returns the transponder frequency in MHz, plus the polarization in case of sat

static int Transponder(int Frequency, char Polarization); ///< builds the transponder from the given Frequency and Polarization

int Source(void) const { return source; }

int Srate(void) const { return srate; }

int Vpid(void) const { return vpid; }

int Ppid(void) const { return ppid; }

const int *Apids(void) const { return apids; }

const int *Dpids(void) const { return dpids; }

const int *Spids(void) const { return spids; }

int Apid(int i) const { return (0 <= i && i < MAXAPIDS) ? apids[i] : 0; }

int Dpid(int i) const { return (0 <= i && i < MAXDPIDS) ? dpids[i] : 0; }

int Spid(int i) const { return (0 <= i && i < MAXSPIDS) ? spids[i] : 0; }

const char *Alang(int i) const { return (0 <= i && i < MAXAPIDS) ? alangs[i] : ""; }

const char *Dlang(int i) const { return (0 <= i && i < MAXDPIDS) ? dlangs[i] : ""; }

const char *Slang(int i) const { return (0 <= i && i < MAXSPIDS) ? slangs[i] : ""; }

int Tpid(void) const { return tpid; }

const int *Caids(void) const { return caids; }

int Ca(int Index = 0) const { return Index < MAXCAIDS ? caids[Index] : 0; }

int Nid(void) const { return nid; }

int Tid(void) const { return tid; }

int Sid(void) const { return sid; }

int Rid(void) const { return rid; }

int Number(void) const { return number; }

void SetNumber(int Number) { number = Number; }

bool GroupSep(void) const { return groupSep; }

char Polarization(void) const { return polarization; }

int Inversion(void) const { return inversion; }

int Bandwidth(void) const { return bandwidth; }

int CoderateH(void) const { return coderateH; }

int CoderateL(void) const { return coderateL; }

int Modulation(void) const { return modulation; }

int System(void) const { return system; }

int Transmission(void) const { return transmission; }

int Guard(void) const { return guard; }

int Hierarchy(void) const { return hierarchy; }

int Alpha(void) const { return alpha; }

int Priority(void) const { return priority; }

int RollOff(void) const { return rollOff; }

const cLinkChannels* LinkChannels(void) const { return linkChannels; }

const cChannel *RefChannel(void) const { return refChannel; }

bool IsCable(void) const { return cSource::IsCable(source); }

bool IsSat(void) const { return cSource::IsSat(source); }

bool IsTerr(void) const { return cSource::IsTerr(source); }

tChannelID GetChannelID(void) const { return tChannelID(source, nid, (nid || tid) ? tid : Transponder(), sid, rid); }

bool HasTimer(void) const;

int Modification(int Mask = CHANNELMOD_ALL);

void CopyTransponderData(const cChannel *Channel);

bool SetSatTransponderData(int Source, int Frequency, char Polarization, int Srate, int CoderateH, int Modulation, int System, int RollOff);

bool SetCableTransponderData(int Source, int Frequency, int Modulation, int Srate, int CoderateH);

bool SetTerrTransponderData(int Source, int Frequency, int Bandwidth, int Modulation, int Hierarchy, int CodeRateH, int CodeRateL, int Guard, int Transmission, int Alpha, int Priority);

void SetId(int Nid, int Tid, int Sid, int Rid = 0);

void SetName(const char *Name, const char *ShortName, const char *Provider);

void SetPortalName(const char *PortalName);

void SetPids(int Vpid, int Ppid, int *Apids, char ALangs[][MAXLANGCODE2], int *Dpids, char DLangs[][MAXLANGCODE2], int *Spids, char SLangs[][MAXLANGCODE2], int Tpid);

void SetCaIds(const int *CaIds); // list must be zero-terminated

void SetCaDescriptors(int Level);

void SetLinkChannels(cLinkChannels *LinkChannels);

void SetRefChannel(cChannel *RefChannel);

private:

int maxNumber;

int modified;

int beingEdited;

cHash<cChannel> channelsHashSid;

void DeleteDuplicateChannels(void);

public:

cChannels(void);

bool Load(const char *FileName, bool AllowComments = false, bool MustExist = false);

void HashChannel(cChannel *Channel);

void UnhashChannel(cChannel *Channel);

int GetNextGroup(int Idx); // Get next channel group

int GetPrevGroup(int Idx); // Get previous channel group

int GetNextNormal(int Idx); // Get next normal channel (not group)

int GetPrevNormal(int Idx); // Get previous normal channel (not group)

void ReNumber(void); // Recalculate 'number' based on channel type

cChannel *GetByNumber(int Number, int SkipGap = 0);

cChannel *GetByServiceID(int Source, int Transponder, unsigned short ServiceID);

cChannel *GetByChannelID(tChannelID ChannelID, bool TryWithoutRid = false, bool TryWithoutPolarization = false);

cChannel *GetByTransponderID(tChannelID ChannelID);

int BeingEdited(void) { return beingEdited; }

void IncBeingEdited(void) { beingEdited ; }

void DecBeingEdited(void) { beingEdited--; }

bool HasUniqueChannelID(cChannel *NewChannel, cChannel *OldChannel = NULL);

bool SwitchTo(int Number);

int MaxNumber(void) { return maxNumber; }

void SetModified(bool ByUser = false);

int Modified(void);

///< Returns 0 if no channels have been modified, 1 if an automatic

///< modification has been made, and 2 if the user has made a modification.

///< Calling this function resets the 'modified' flag to 0.

cChannel *NewChannel(const cChannel *Transponder, const char *Name, const char *ShortName, const char *Provider, int Nid, int Tid, int Sid, int Rid = 0);