KviKvsProcessManager.h

Go to the documentation of this file.

#ifndef _KVI_KVS_PROCESSMANAGER_H_
#define _KVI_KVS_PROCESSMANAGER_H_
//=============================================================================
//
//   File : KviKvsProcessManager.h
//   Creation date : Wed 07 Apr 2004 03:03:52 by Szymon Stefanek
//
//   This file is part of the KVIrc IRC client distribution
//   Copyright (C) 2004-2010 Szymon Stefanek <pragma at kvirc dot net>
//
//   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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
//=============================================================================

#include "kvi_settings.h"
#include "KviKvsAsyncOperation.h"
#include "KviQString.h"
#include "KviWindow.h"
#include "KviKvsVariant.h"
#include "KviKvsRunTimeContext.h"

#include "KviPointerHashTable.h"

#ifdef Unsorted
#undef Unsorted
#endif

#include "QProcess"

#include <QTimer>

#define KVI_KVS_PROCESSDESCRIPTOR_TRIGGERSTDOUT 1
#define KVI_KVS_PROCESSDESCRIPTOR_TRIGGERSTDERR 2
#define KVI_KVS_PROCESSDESCRIPTOR_TRIGGERTERMINATED 4
#define KVI_KVS_PROCESSDESCRIPTOR_OUTPUTBYBLOCKS 8
#define KVI_KVS_PROCESSDESCRIPTOR_TRIGGERSTARTED 16
#define KVI_KVS_PROCESSDESCRIPTOR_NOSHELL 32
#define KVI_KVS_PROCESSDESCRIPTOR_KILLIFNOWINDOW 64

class KviWindow;
class KviKvsScript;
class KviKvsVariant;

typedef struct _KviKvsProcessDescriptorData
{
        QString szShell;
        QString szCommandline;
        KviKvsScript * pCallback;
        KviKvsVariant * pMagic;
        KviWindow * pWnd;
        int iFlags;
        int iMaxRunTime;  // 0 for no timeout
        int iPingTimeout; // 0 for no ping timeout
} KviKvsProcessDescriptorData;

class KviKvsProcessManager;

class KVIRC_API KviKvsProcessAsyncOperation : public KviKvsAsyncOperation
{
        friend class KviKvsProcessManager;
        Q_OBJECT
public:
        KviKvsProcessAsyncOperation(KviKvsProcessDescriptorData * d);
        ~KviKvsProcessAsyncOperation();

protected:
        enum CallbackEvent
        {
                EventStarted,
                EventTerminated,
                EventStdout,
                EventStderr,
                EventPing
        };

private:
        QProcess * m_pProcess;
        KviKvsExtendedRunTimeData * m_pExtendedRunTimeData;
        QString m_szStdoutBuffer;
        QString m_szStderrBuffer;
        KviKvsProcessDescriptorData * m_pData;
        QTimer * m_pPingTimer;
        QTimer * m_pRunTimeTimer;
        bool m_bDeletePending;

public:
        bool start();
private slots:
        void maxRunTimeExpired();
        void ping();
        void readStdout();
        void readStderr();
        void processExited(int exitCode);
        void processStarted();
        void selfDelete();

private:
        bool trigger(CallbackEvent e, const QString & szData);
        void triggerSelfDelete();
};

#endif