EITScanner Class Reference

#include <eitscanner.h>

List of all members.

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Detailed Description

Acts as glue between ChannelBase, EITSource, and EITHelper.

This is the class where the "EIT Crawl" is implemented.

Definition at line 37 of file eitscanner.h.

Public Member Functions
	EITScanner (uint cardnum)
	~EITScanner ()
void	StartPassiveScan (ChannelBase *, EITSource *, bool ignore_source)
	Start inserting Event Information Tables from the multiplex we happen to be tuned to into the database.
void	StopPassiveScan (void)
	Stops inserting Event Information Tables into DB.
void	StartActiveScan (TVRec *, uint max_seconds_per_source, bool ignore_source)
void	StopActiveScan (void)
Protected Member Functions
void	RunEventLoop (void)
	This runs the event loop for EITScanner until 'exitThread' is true.
Private Member Functions
void	TeardownAll (void)
Static Private Member Functions
static void *	SpawnEventLoop (void *)
static void	RescheduleRecordings (void)
	Tells scheduler about programming changes.
Private Attributes
QMutex	lock
ChannelBase *	channel
EITSource *	eitSource
EITHelper *	eitHelper
EITThread	eventThread
bool	exitThread
QWaitCondition	exitThreadCond
TVRec *	rec
bool	activeScan
QDateTime	activeScanNextTrig
uint	activeScanTrigTime
QStringList	activeScanChannels
QStringList::iterator	activeScanNextChan
bool	ignore_source
uint	cardnum
Static Private Attributes
static QMutex	resched_lock
static QDateTime	resched_next_time = QDateTime::currentDateTime()
static const uint	kMinRescheduleInterval = 150
	Minumum number of seconds between reschedules.
Friends
class	EITThread

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Constructor & Destructor Documentation

EITScanner::EITScanner

(

uint

cardnum

)

Definition at line 42 of file eitscanner.cpp.

EITScanner::~EITScanner

(

)

[inline]

Definition at line 43 of file eitscanner.h.

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Member Function Documentation

void EITScanner::StartPassiveScan	(	ChannelBase *	_channel,
		EITSource *	_eitSource,
		bool	ignore_source
	)

Start inserting Event Information Tables from the multiplex we happen to be tuned to into the database.

Definition at line 182 of file eitscanner.cpp.

Referenced by TVRec::TuningSignalCheck().

void EITScanner::StopPassiveScan

(

void

)

Stops inserting Event Information Tables into DB.

Definition at line 206 of file eitscanner.cpp.

Referenced by StopActiveScan(), and TVRec::TuningShutdowns().

void EITScanner::StartActiveScan	(	TVRec *	_rec,
		uint	max_seconds_per_source,
		bool	ignore_source
	)

Definition at line 221 of file eitscanner.cpp.

Referenced by TVRec::RunTV().

void EITScanner::StopActiveScan

(

void

)

Definition at line 280 of file eitscanner.cpp.

Referenced by TVRec::HandleStateChange(), TeardownAll(), and TVRec::TuningShutdowns().

void EITScanner::RunEventLoop

(

void

)

[protected]

This runs the event loop for EITScanner until 'exitThread' is true.

Definition at line 74 of file eitscanner.cpp.

Referenced by EITThread::run().

void EITScanner::TeardownAll

(

void

)

[private]

Definition at line 54 of file eitscanner.cpp.

Referenced by ~EITScanner().

static void* EITScanner::SpawnEventLoop

(

void *

)

[static, private]

void EITScanner::RescheduleRecordings

(

void

)

[static, private]

Tells scheduler about programming changes.

This implements some very basic rate limiting. If a call is made to this within kMinRescheduleInterval of the last call it is ignored.

Definition at line 159 of file eitscanner.cpp.

Referenced by RunEventLoop().

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Friends And Related Function Documentation

friend class EITThread [friend]

Definition at line 39 of file eitscanner.h.

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Member Data Documentation

QMutex EITScanner::lock [private]

Definition at line 61 of file eitscanner.h.

Referenced by RunEventLoop(), StartPassiveScan(), and StopPassiveScan().

ChannelBase* EITScanner::channel [private]

Definition at line 62 of file eitscanner.h.

Referenced by StartPassiveScan(), and StopPassiveScan().

EITSource* EITScanner::eitSource [private]

Definition at line 63 of file eitscanner.h.

Referenced by RunEventLoop(), StartPassiveScan(), and StopPassiveScan().

EITHelper* EITScanner::eitHelper [private]

Definition at line 65 of file eitscanner.h.

Referenced by EITScanner(), RunEventLoop(), StartPassiveScan(), StopPassiveScan(), and TeardownAll().

EITThread EITScanner::eventThread [private]

Definition at line 66 of file eitscanner.h.

Referenced by EITScanner(), and TeardownAll().

bool EITScanner::exitThread [private]

Definition at line 67 of file eitscanner.h.

Referenced by RunEventLoop(), and TeardownAll().

QWaitCondition EITScanner::exitThreadCond [private]

Definition at line 68 of file eitscanner.h.

Referenced by RunEventLoop(), and TeardownAll().

TVRec* EITScanner::rec [private]

Definition at line 70 of file eitscanner.h.

Referenced by RunEventLoop(), StartActiveScan(), and StopActiveScan().

bool EITScanner::activeScan [private]

Definition at line 71 of file eitscanner.h.

Referenced by RunEventLoop(), StartActiveScan(), and StopActiveScan().

QDateTime EITScanner::activeScanNextTrig [private]

Definition at line 72 of file eitscanner.h.

Referenced by RunEventLoop(), and StartActiveScan().

uint EITScanner::activeScanTrigTime [private]

Definition at line 73 of file eitscanner.h.

Referenced by RunEventLoop(), and StartActiveScan().

QStringList EITScanner::activeScanChannels [private]

Definition at line 74 of file eitscanner.h.

Referenced by RunEventLoop(), and StartActiveScan().

QStringList::iterator EITScanner::activeScanNextChan [private]

Definition at line 75 of file eitscanner.h.

Referenced by RunEventLoop(), and StartActiveScan().

bool EITScanner::ignore_source [private]

Definition at line 77 of file eitscanner.h.

Referenced by StartActiveScan(), and StartPassiveScan().

uint EITScanner::cardnum [private]

Definition at line 79 of file eitscanner.h.

QMutex EITScanner::resched_lock [static, private]

Definition at line 81 of file eitscanner.h.

Referenced by RescheduleRecordings().

QDateTime EITScanner::resched_next_time = QDateTime::currentDateTime() [static, private]

Definition at line 82 of file eitscanner.h.

Referenced by RescheduleRecordings().

const uint EITScanner::kMinRescheduleInterval = 150 [static, private]

Minumum number of seconds between reschedules.

Definition at line 85 of file eitscanner.h.

Referenced by RescheduleRecordings().

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The documentation for this class was generated from the following files:

• eitscanner.h
• eitscanner.cpp