process.h

/******************************************************************************
 * Project:  wxGIS (GIS Catalog)
 * Purpose:  external process common classes.
 * Author:   Dmitry Baryshnikov (aka Bishop), polimax@mail.ru
 ******************************************************************************
*   Copyright (C) 2010-2012 Dmitry Baryshnikov
*
*    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, see <http://www.gnu.org/licenses/>.
 ****************************************************************************/
#pragma once

#include "wxgis/core/core.h"

#include <wx/process.h>
#include <wx/thread.h>

class WXDLLIMPEXP_GIS_CORE wxGISProcess;

class IGISProcessParent
{
public:
    virtual ~IGISProcessParent(void){};
    virtual void OnFinish(wxGISProcess* pProcess, bool bHasErrors) = 0;
};

class WXDLLIMPEXP_GIS_CORE wxGISProcess :
    public wxProcess,
    public wxThreadHelper
{
public:
    wxGISProcess(IGISProcessParent* pParent = NULL);
    virtual ~wxGISProcess(void);
    // wxProcess
    virtual void OnTerminate(int pid, int status);
    //wxGISProcess
    virtual bool Start(void);
    virtual void Stop(void);
    //
    virtual void ProcessInput(wxString & sInputData);
    virtual void SetState(wxGISEnumTaskStateType nState){m_nState = nState;};
    virtual wxGISEnumTaskStateType GetState(void) const {return m_nState;};
    virtual wxDateTime GetStart(void) const {return m_dtBeg;};
    virtual wxDateTime GetFinish(void) const {return m_dtEstEnd;};

protected:
    virtual wxThread::ExitCode Entry();
    bool CreateAndRunReadThread(void);
    void DestroyReadThread(void);
    virtual long Execute(void) = 0;
    virtual void UpdatePercent(const wxString &sPercentData);
    virtual void AddInfo(wxGISEnumMessageType eType, const wxString &sInfoData) = 0;
protected:
    IGISProcessParent* m_pParent;
    wxCriticalSection m_ExitLock;
    //
    wxDateTime m_dtBeg;
    wxDateTime m_dtEstEnd;
    wxGISEnumTaskStateType m_nState;
    double m_dfDone;
    bool m_bKill;
};

/*
/*

class IProcess
{
public:
    IProcess(wxString sCommand, wxArrayString saParams)
    {
        m_sCommand = sCommand;
        m_saParams = saParams;
        m_nState = enumGISTaskPaused;
    }
    virtual ~IProcess(void){};
    virtual void Start(void) = 0;
    virtual void Cancel(void) = 0;
    virtual void SetState(wxGISEnumTaskStateType nState){m_nState = nState;};
    virtual wxGISEnumTaskStateType GetState(void){return m_nState;};
    virtual wxString GetCommand(void){return m_sCommand;};
    virtual wxArrayString GetParameters(void){return m_saParams;};
    virtual wxDateTime GetBeginTime(void){return m_dtBeg;};
    virtual wxDateTime GetEndTime(void){return m_dtEstEnd;};
protected:
    wxDateTime m_dtBeg;
    wxDateTime m_dtEstEnd;
    wxGISEnumTaskStateType m_nState;
    wxString m_sCommand;
    wxArrayString m_saParams;
};

*/