//##################################################################################################
//
//   Custom Visualization Core library
//   Copyright (C) 2011-2013 Ceetron AS
//
//   This library may be used under the terms of either the GNU General Public License or
//   the GNU Lesser General Public License as follows:
//
//   GNU General Public License Usage
//   This library 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 3 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 General Public License at <<http://www.gnu.org/licenses/gpl.html>>
//   for more details.
//
//   GNU Lesser General Public License Usage
//   This library is free software; you can redistribute it and/or modify
//   it under the terms of the GNU Lesser General Public License as published by
//   the Free Software Foundation; either version 2.1 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 Lesser General Public License at <<http://www.gnu.org/licenses/lgpl-2.1.html>>
//   for more details.
//
//##################################################################################################


#pragma once

#include <QtCore/QProcess>
#include <QDateTime>

namespace caf
{

const int PROCESS_STATE_NORMAL  = 0;    // Normal messages
const int PROCESS_STATE_RUNNING = 1;    // Messages sent as long as the process is running 
const int PROCESS_STATE_ERROR   = 2;    // Message sent for error messages


//=================================================================================================================================
//
// 
//=================================================================================================================================
class UiProcess : public QProcess
{
    Q_OBJECT

private:
    QTime       m_timer;

public:
    UiProcess(QObject* pParent = 0);

private:
    void    doEmitStatusMsg(const QString& msg, int statusMsgType);

private slots:
    void    slotProcStarted();
    void    slotProcError(QProcess::ProcessError error);
    void    slotProcFinished(int exitCode, QProcess::ExitStatus exitStatus);
    void    slotProcStateChanged(QProcess::ProcessState newState);
    void    slotUpdateStatusMessage();

signals:
    void    signalStatusMsg(const QString& msg, int statusMsgType);
    void    signalFormattedStatusMsg(const QString& msg);
};


} // end namespace caf