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klockfile.h
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/*
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This file is part of the KDE libraries
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Copyright (c) 2004 Waldo Bastian <bastian@kde.org>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License version 2 as published by the Free Software Foundation.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#ifndef _KLOCKFILE_H_
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#define _KLOCKFILE_H_
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#include <tqstring.h>
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#include <tqdatetime.h>
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#include <ksharedptr.h>
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class
KDECORE_EXPORT
KLockFile
:
public
KShared
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{
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public
:
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typedef
KSharedPtr<KLockFile>
Ptr
;
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KLockFile
(
const
TQString &file);
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~
KLockFile
();
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enum
LockResult
{
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LockOK = 0,
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LockFail
,
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LockError
,
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LockStale
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};
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enum
LockOptions
{
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LockNoBlock = 1,
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LockForce = 2
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};
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LockResult lock(
int
options=0);
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bool
isLocked()
const
;
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void
unlock();
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int
staleTime()
const
;
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void
setStaleTime(
int
_staleTime);
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bool
getLockInfo(
int
&pid, TQString &hostname, TQString &appname);
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private
:
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class
KLockFilePrivate;
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KLockFilePrivate *d;
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};
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#endif
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