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<h1>Source: kdiskfreesp.h</h1>
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<pre>
/*
* kdiskfreesp.h
*
* Copyright (c) 1999 Michael Kropfberger <michael.kropfberger@gmx.net>
*
* Requires the Qt widget libraries, available at no cost at
* http://www.troll.no/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __KDISKFREESP_H__
#define __KDISKFREESP_H__
#include <qobject.h>
#include <qstring.h>
class KProcess;
/**
* This class parses the output of "df" to find the disk usage
* information for a given partition (mount point).
*/
class KDiskFreeSp : public QObject
{ Q_OBJECT
public:
KDiskFreeSp( QObject *parent=0, const char *name=0 );
/**
* Destructor - this object autodeletes itself when it's done
*/
~KDiskFreeSp();
/**
* Call this to fire a search on the disk usage information
* for @p mountPoint. @ref foundMountPoint will be emitted
* if this mount point is found, with the info requested.
* @ref done is emitted in any case.
*/
int readDF( const QString & mountPoint );
/**
* Call this to fire a search on the disk usage information
* for the mount point containing @p path.
* @ref foundMountPoint will be emitted
* if this mount point is found, with the info requested.
* @ref done is emitted in any case.
*/
static KDiskFreeSp * findUsageInfo( const QString & path );
signals:
void foundMountPoint( const QString & mountPoint, unsigned long kBSize, unsigned long kBUsed, unsigned long kBAvail );
// This one is a hack around a weird (compiler?) bug. In the former signal,
// the slot in KPropsDlg would get 0L, 0L as the last two parameters.
// When using const ulong& instead, all is ok.
void foundMountPoint( const unsigned long&, const unsigned long&, const unsigned long&, const QString& );
void done();
private slots:
void receivedDFStdErrOut(KProcess *, char *data, int len);
void dfDone();
private:
KProcess *dfProc;
QCString dfStringErrOut;
QString m_mountPoint;
bool readingDFStdErrOut;
class KDiskFreeSpPrivate;
KDiskFreeSpPrivate * d;
};
/***************************************************************************/
#endif
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