ProgressDisplay.cpp

Go to the documentation of this file.

// -*- c-basic-offset: 4 -*-
#include "ProgressDisplay.h"

namespace AppBase
{

void ProgressDisplay::setMessage(const std::string& message, const std::string& filename)
{
    m_message = message;
    m_filename = filename;
    updateProgressDisplay();
}

void ProgressDisplay::taskFinished()
{
    setMessage("");
}

bool ProgressDisplay::updateDisplay()
{
    return !m_canceled;
}

bool ProgressDisplay::updateDisplay(const std::string& message)
{
    setMessage(message);
    return !m_canceled;
}

bool ProgressDisplay::updateDisplayValue()
{
    if (m_progress < m_maximum)
    {
        ++m_progress;
    };
    updateProgressDisplay();
    return !m_canceled;
}

void ProgressDisplay::setMaximum(int newMaximum)
{
    m_maximum = newMaximum;
    if (m_progress > m_maximum)
    {
        m_progress = m_maximum;
    };
}

bool ProgressDisplay::wasCancelled()
{
    return m_canceled;
}

void StreamProgressDisplay::updateProgressDisplay()
{
    // TODO: check for Ctrl-C then cancelTask() ?
    if (!m_message.empty())
    {
        // don't print empty messages
        if (m_filename.empty())
        {
            m_stream << m_message << std::endl;
        }
        else
        {
            m_stream << m_message << " " << m_filename << std::endl;
        }
        m_stream.flush();
    };
}

}; //namespace