QIODevicePrivate Class Reference

#include <qiodevice_p.h>

Inheritance diagram for QIODevicePrivate:

Public Types
enum	AccessMode { Unset, Sequential, RandomAccess }
Public Types inherited from QObjectPrivate
typedef void(*	StaticMetaCallFunction) (QObject *, QMetaObject::Call, int, void **)

Public Functions
bool	isSequential () const
virtual qint64	peek (char *data, qint64 maxSize)
virtual QByteArray	peek (qint64 maxSize)
virtual bool	putCharHelper (char c)
	QIODevicePrivate ()
virtual	~QIODevicePrivate ()
Public Functions inherited from QObjectPrivate
void	_q_reregisterTimers (void *pointer)
void	addConnection (int signal, Connection *c)
void	cleanConnectionLists ()
void	connectNotify (const char *signal)
void	deleteChildren ()
void	disconnectNotify (const char *signal)
bool	isSender (const QObject *receiver, const char *signal) const
bool	isSignalConnected (uint signalIdx) const
	Returns true if the signal with index signal_index from object sender is connected. More...
void	moveToThread_helper ()
	QObjectPrivate (int version=QObjectPrivateVersion)
QObjectList	receiverList (const char *signal) const
QObjectList	senderList () const
void	setParent_helper (QObject *)
void	setThreadData_helper (QThreadData *currentData, QThreadData *targetData)
int	signalIndex (const char *signalName) const
	Returns the signal index used in the internal connectionLists vector. More...
virtual	~QObjectPrivate ()
Public Functions inherited from QObjectData
virtual	~QObjectData ()=0

Public Variables
AccessMode	accessMode
bool	baseReadLineDataCalled
QIODevicePrivateLinearBuffer	buffer
qint64	devicePos
QString	errorString
bool	firstRead
QIODevice::OpenMode	openMode
qint64 *	pDevicePos
qint64	pos
qint64 *	pPos
qint64	seqDumpPos
Public Variables inherited from QObjectPrivate
union {
QObject *   currentChildBeingDeleted
QAbstractDeclarativeData *   declarativeData
};
quint32	connectedSignals [2]
QObjectConnectionListVector *	connectionLists
Sender *	currentSender
QList< QPointer< QObject > >	eventFilters
ExtraData *	extraData
QString	objectName
Connection *	senders
QAtomicPointer< QtSharedPointer::ExternalRefCountData >	sharedRefcount
QThreadData *	threadData
void *	unused
Public Variables inherited from QObjectData
uint	blockSig: 1
QObjectList	children
uint	hasGuards: 1
uint	inEventHandler: 1
uint	inThreadChangeEvent: 1
uint	isWidget: 1
QMetaObject *	metaObject
uint	ownObjectName: 1
QObject *	parent
uint	pendTimer: 1
int	postedEvents
QObject *	q_ptr
uint	receiveChildEvents: 1
uint	sendChildEvents: 1
uint	unused: 22
uint	wasDeleted: 1

Additional Inherited Members
Static Public Functions inherited from QObjectPrivate
static void	clearGuards (QObject *)
static QObjectPrivate *	get (QObject *o)
static void	resetCurrentSender (QObject *receiver, Sender *currentSender, Sender *previousSender)
static Sender *	setCurrentSender (QObject *receiver, Sender *sender)
static void	signalSignature (const QMetaMethod &signal, QVarLengthArray< char > *result)

Detailed Description

Definition at line 201 of file qiodevice_p.h.

Enumerations

AccessMode

enum QIODevicePrivate::AccessMode

Enumerator
Unset
Sequential
RandomAccess

Definition at line 227 of file qiodevice_p.h.

                    {
        Unset,
        Sequential,
        RandomAccess
    };

Constructors and Destructors

QIODevicePrivate()

QIODevicePrivate::QIODevicePrivate

(

)

Warning

This function is not part of the public interface.

Definition at line 119 of file qiodevice.cpp.

Referenced by QLocalSocketPrivate::setErrorString().

    : openMode(QIODevice::NotOpen), buffer(QIODEVICE_BUFFERSIZE),
      pos(0), devicePos(0), seqDumpPos(0)
       , pPos(&pos), pDevicePos(&devicePos)
       , baseReadLineDataCalled(false)
       , firstRead(true)
       , accessMode(Unset)
#ifdef QT_NO_QOBJECT
       , q_ptr(0)
#endif
{
}

~QIODevicePrivate()

QIODevicePrivate::~QIODevicePrivate ( )

virtual

Warning

This function is not part of the public interface.

Definition at line 134 of file qiodevice.cpp.

{
}

Functions

isSequential()

bool QIODevicePrivate::isSequential ( ) const

inline

Definition at line 233 of file qiodevice_p.h.

    {
        if (accessMode == Unset)
            accessMode = q_func()->isSequential() ? Sequential : RandomAccess;
        return accessMode == Sequential;
    }

peek() [1/2]

qint64 QIODevicePrivate::peek ( char *  data, qint64  maxSize  )

virtual

Warning

This function is not part of the public interface.

Reimplemented in QSslSocketPrivate, and QBufferPrivate.

Definition at line 1502 of file qiodevice.cpp.

Referenced by QSslSocketPrivate::peek().

{
    qint64 readBytes = q_func()->read(data, maxSize);
    if (readBytes <= 0)
        return readBytes;

    buffer.ungetBlock(data, readBytes);
    *pPos -= readBytes;
    return readBytes;
}

peek() [2/2]

QByteArray QIODevicePrivate::peek ( qint64  maxSize )

virtual

Warning

This function is not part of the public interface.

Reimplemented in QSslSocketPrivate, and QBufferPrivate.

Definition at line 1516 of file qiodevice.cpp.

{
    QByteArray result = q_func()->read(maxSize);

    if (result.isEmpty())
        return result;

    buffer.ungetBlock(result.constData(), result.size());
    *pPos -= result.size();
    return result;
}

putCharHelper()

bool QIODevicePrivate::putCharHelper ( char  c )

virtual

Warning

This function is not part of the public interface.

Reimplemented in QFilePrivate.

Definition at line 1494 of file qiodevice.cpp.

Referenced by QFilePrivate::putCharHelper().

{
    return q_func()->write(&c, 1) == 1;
}

Properties

accessMode

AccessMode QIODevicePrivate::accessMode

mutable

Definition at line 232 of file qiodevice_p.h.

baseReadLineDataCalled

bool QIODevicePrivate::baseReadLineDataCalled

Definition at line 222 of file qiodevice_p.h.

buffer

QIODevicePrivateLinearBuffer QIODevicePrivate::buffer

Definition at line 215 of file qiodevice_p.h.

Referenced by QSslSocketPrivate::peek().

devicePos

qint64 QIODevicePrivate::devicePos

Definition at line 217 of file qiodevice_p.h.

errorString

QString QIODevicePrivate::errorString

Definition at line 213 of file qiodevice_p.h.

Referenced by QSslSocketBackendPrivate::getErrorsFromOpenSsl(), QLocalSocketPrivate::init(), QFilePrivate::setError(), and QLocalSocketPrivate::setErrorString().

firstRead

bool QIODevicePrivate::firstRead

Definition at line 223 of file qiodevice_p.h.

openMode

QIODevice::OpenMode QIODevicePrivate::openMode

Definition at line 212 of file qiodevice_p.h.

Referenced by QLocalSocketPrivate::_q_emitReadyRead(), QLocalSocketPrivate::_q_pipeClosed(), and QLocalSocketPrivate::destroyPipeHandles().

pDevicePos

qint64* QIODevicePrivate::pDevicePos

Definition at line 221 of file qiodevice_p.h.

pos

qint64 QIODevicePrivate::pos

Definition at line 216 of file qiodevice_p.h.

Referenced by QBufferPrivate::peek(), and qt_create_commandline().

pPos

qint64* QIODevicePrivate::pPos

Definition at line 220 of file qiodevice_p.h.

seqDumpPos

qint64 QIODevicePrivate::seqDumpPos

Definition at line 219 of file qiodevice_p.h.

---

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

• /src/corelib/io/qiodevice_p.h
• /src/corelib/io/qiodevice.cpp