kabc Library API Documentation

KABC::Lock Class Reference

This class provides locking functionality for a file, directory or an arbitrary string-represented resource. More...

#include <lock.h>

Inheritance diagram for KABC::Lock:

QObject KABC::LockNull List of all members.

Signals

void locked ()
void unlocked ()

Public Member Functions

 Lock (const QString &identifier)
 ~Lock ()
virtual bool lock ()
virtual bool unlock ()
virtual QString error () const
QString lockFileName () const

Static Public Member Functions

bool readLockFile (const QString &filename, int &pid, QString &app)
bool writeLockFile (const QString &filename)
QString locksDir ()

Detailed Description

This class provides locking functionality for a file, directory or an arbitrary string-represented resource.

Definition at line 33 of file lock.h.


Constructor & Destructor Documentation

Lock::Lock const QString identifier  ) 
 

Constructor.

Parameters:
identifier An identifier for the resource to be locked, e.g. a file name.

Definition at line 38 of file lock.cpp.

References QString::replace().

Lock::~Lock  ) 
 

Destruct lock object.

This also removes the lock on the resource.

Definition at line 44 of file lock.cpp.

References unlock().


Member Function Documentation

bool Lock::lock  )  [virtual]
 

Lock resource.

Reimplemented in KABC::LockNull.

Definition at line 80 of file lock.cpp.

References QString::arg(), QFile::encodeName(), QFile::exists(), kdDebug(), kdWarning(), locateLocal(), and QFile::remove().

Referenced by KABC::ResourceFile::requestSaveTicket().

bool Lock::unlock  )  [virtual]
 

Unlock resource.

Reimplemented in KABC::LockNull.

Definition at line 132 of file lock.cpp.

References QString::arg(), kdDebug(), and QFile::remove().

Referenced by ~Lock().


The documentation for this class was generated from the following files:
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This file is part of the documentation for kabc Library Version 3.2.1.
Documentation copyright © 1996-2004 the KDE developers.
Generated on Thu Mar 4 22:45:24 2004 by doxygen 1.3.6-20040222 written by Dimitri van Heesch, © 1997-2003