kprocctrl.h

一种效率高

/* This file is part of the KDE libraries
    Copyright (C) 1997 Christian Czezakte ([e-mail])

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.

    This library 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
    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to
    the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.
*/
//
//  KPROCESSCONTROLLER -- A helper class for KProcess
//
//  version 0.3.1, Jan 8th 1997
//
//  (C) Christian Czezatke
//  [e-mail]
//

#ifndef __KPROCCTRL_H__
#define __KPROCCTRL_H__


#include <qsocketnotifier.h>
#include "kprocess.h"

/**
@short A class for internal use by KProcess only
@author Christian Czezakte [e-mail]
  A class for internal use by KProcess only. -- Exactly one instance
  of this class is generated by the first instance of KProcess that is
  created (a pointer to it gets stored in "theKProcessController").

  This class takes care of the actual (UN*X) signal handling.
*/
class KProcessController : public QObject
{
  Q_OBJECT

public:
  KProcessController();
  ~KProcessController(); 
  //CC: WARNING! Destructor Not virtual (but you don't derive classes from this anyhow...)

  QList<KProcess> *processList;

 public slots:

 void slotDoHousekeeping(int socket);

private:
#ifdef __sgi__
  static void theSigCHLDHandler();
#else
  static void theSigCHLDHandler(int signal);
#endif
  // handler for sigchld

  int fd[2];
  QSocketNotifier *notifier;

  // Disallow assignment and copy-construction
  KProcessController( const KProcessController& );
  KProcessController& operator= ( const KProcessController& );
};

extern KProcessController *theKProcessController;

#endif