oprocctrl.h

00001 /* This file is part of the KDE libraries
00002     Copyright (C) 1997 Christian Czezakte (e9025461@student.tuwien.ac.at)
00003 
00004     This library is free software; you can redistribute it and/or
00005     modify it under the terms of the GNU Library General Public
00006     License as published by the Free Software Foundation; either
00007     version 2 of the License, or (at your option) any later version.
00008 
00009     This library is distributed in the hope that it will be useful,
00010     but WITHOUT ANY WARRANTY; without even the implied warranty of
00011     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012     Library General Public License for more details.
00013 
00014     You should have received a copy of the GNU Library General Public License
00015     along with this library; see the file COPYING.LIB.  If not, write to
00016     the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
00017     Boston, MA 02111-1307, USA.
00018 */
00019 //
00020 //  KPROCESSCONTROLLER -- A helper class for KProcess
00021 //
00022 //  version 0.3.1, Jan 8th 1997
00023 //
00024 //  (C) Christian Czezatke
00025 //  e9025461@student.tuwien.ac.at
00026 //  Ported by Holger Freyther
00027 //
00028 
00029 #ifndef __KPROCCTRL_H__
00030 #define __KPROCCTRL_H__
00031 
00032 #include <qvaluelist.h>
00033 #include <qtimer.h>
00034 
00035 #include "oprocess.h"
00036 
00037 class OProcessControllerPrivate;
00038 class QSocketNotifier;
00039 
00051 class OProcessController : public QObject
00052 {
00053   Q_OBJECT
00054 
00055 public:
00056   OProcessController();
00057   ~OProcessController();
00058   //CC: WARNING! Destructor Not virtual (but you don't derive classes from this anyhow...)
00059 
00060 public:
00061     
00066   static OProcessController *theOProcessController;
00067 
00076   static void theSigCHLDHandler(int signal);
00077   // handler for sigchld
00078   
00082   static void setupHandlers();
00086   static void resetHandlers();
00090   void addOProcess( OProcess* );
00094   void removeOProcess( OProcess* );
00095  public slots:
00099  void slotDoHousekeeping(int socket);
00100 
00101  private slots:
00102  void delayedChildrenCleanup();
00103 private:
00104   int fd[2];
00105   QSocketNotifier *notifier;
00106   static struct sigaction oldChildHandlerData;
00107   static bool handlerSet;
00108   QValueList<OProcess*> processList;
00109   QTimer delayedChildrenCleanupTimer;
00110 
00111   // Disallow assignment and copy-construction
00112   OProcessController( const OProcessController& );
00113   OProcessController& operator= ( const OProcessController& );
00114 
00115   OProcessControllerPrivate *d;
00116 };
00117 
00118 
00119 
00120 #endif
00121
libopie API Documentation

oprocctrl.h
