FileStorage Class Reference

Store implementation based on a file. Writing is linear, after that the file is re-opened for reading. Reading is random (seek+read). More...

#include <filestorage.h>

Inheritance diagram for FileStorage:

Public Member Functions
	FileStorage ()
	FileStorage (const QString &name)
int	read (char *buf, uint size)
int	write (const char *buf, uint size)
bool	open (int m)
bool	seek (int64 pos)
int64	pos () const
void	close ()
void	setName (const char *name)
Public Member Functions inherited from StorageIntf
virtual	~StorageIntf ()

Private Attributes
bool	m_readOnly
QFile	m_file

Detailed Description

Store implementation based on a file. Writing is linear, after that the file is re-opened for reading. Reading is random (seek+read).

Definition at line 28 of file filestorage.h.

Constructor & Destructor Documentation

FileStorage::FileStorage ( )

inline

Definition at line 31 of file filestorage.h.

: m_readOnly(FALSE) {}

FileStorage::FileStorage ( const QString &  name )

inline

Definition at line 32 of file filestorage.h.

References m_file.

                                      : 
                    m_readOnly(FALSE)    { m_file.setName(name); }

Member Function Documentation

void FileStorage::close ( )

inline

Definition at line 39 of file filestorage.h.

References m_file.

Referenced by parseInput().

{ m_file.close(); }

bool FileStorage::open ( int  m )

inline

Definition at line 36 of file filestorage.h.

References m_file, and m_readOnly.

Referenced by parseInput().

{ m_readOnly = m==IO_ReadOnly; return m_file.open(m); }

int64 FileStorage::pos ( ) const

inline

Definition at line 38 of file filestorage.h.

References m_file.

Referenced by EntryNav::saveEntry().

{ return m_file.pos(); }

int FileStorage::read ( char *  buf, uint  size  )

inlinevirtual

Read size bytes from the store into buf.

Implements StorageIntf.

Definition at line 34 of file filestorage.h.

References m_file.

{ return m_file.readBlock(buf,size); }

bool FileStorage::seek ( int64  pos )

inline

Definition at line 37 of file filestorage.h.

References m_file.

Referenced by EntryNav::loadEntry().

{ return m_file.seek(pos); }

void FileStorage::setName ( const char *  name )

inline

Definition at line 40 of file filestorage.h.

References m_file.

Referenced by parseInput().

{ m_file.setName(name); }

int FileStorage::write ( const char *  buf, uint  size  )

inlinevirtual

Write size bytes from buf into the store.

Implements StorageIntf.

Definition at line 35 of file filestorage.h.

References m_file, and m_readOnly.

{ assert(m_readOnly==FALSE); return m_file.writeBlock(buf,size); }

Member Data Documentation

QFile FileStorage::m_file

private

Definition at line 43 of file filestorage.h.

Referenced by close(), FileStorage(), open(), pos(), read(), seek(), setName(), and write().

bool FileStorage::m_readOnly

private

Definition at line 42 of file filestorage.h.

Referenced by open(), and write().

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

• filestorage.h