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

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:
    QElapsedTimer m_timer;

public:
    explicit UiProcess( QObject* pParent = nullptr );

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