2b75c156b6
Change-Id: I6441ff931dbd33b698d762e6f6784898f3f60fe7 Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@theqtcompany.com>
99 lines
3.2 KiB
C++
99 lines
3.2 KiB
C++
/****************************************************************************
|
|
**
|
|
** Copyright (C) 2015 The Qt Company Ltd.
|
|
** Contact: http://www.qt.io/licensing/
|
|
**
|
|
** This file is part of the examples of the Qt Toolkit.
|
|
**
|
|
** $QT_BEGIN_LICENSE:BSD$
|
|
** You may use this file under the terms of the BSD license as follows:
|
|
**
|
|
** "Redistribution and use in source and binary forms, with or without
|
|
** modification, are permitted provided that the following conditions are
|
|
** met:
|
|
** * Redistributions of source code must retain the above copyright
|
|
** notice, this list of conditions and the following disclaimer.
|
|
** * Redistributions in binary form must reproduce the above copyright
|
|
** notice, this list of conditions and the following disclaimer in
|
|
** the documentation and/or other materials provided with the
|
|
** distribution.
|
|
** * Neither the name of The Qt Company Ltd nor the names of its
|
|
** contributors may be used to endorse or promote products derived
|
|
** from this software without specific prior written permission.
|
|
**
|
|
**
|
|
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
|
|
**
|
|
** $QT_END_LICENSE$
|
|
**
|
|
****************************************************************************/
|
|
|
|
#include "textprogressbar.h"
|
|
#include <QByteArray>
|
|
#include <stdio.h>
|
|
|
|
TextProgressBar::TextProgressBar()
|
|
: value(0), maximum(-1), iteration(0)
|
|
{
|
|
}
|
|
|
|
void TextProgressBar::clear()
|
|
{
|
|
printf("\n");
|
|
fflush(stdout);
|
|
|
|
iteration = 0;
|
|
value = 0;
|
|
maximum = -1;
|
|
}
|
|
|
|
void TextProgressBar::update()
|
|
{
|
|
++iteration;
|
|
|
|
if (maximum > 0) {
|
|
// we know the maximum
|
|
// draw a progress bar
|
|
int percent = value * 100 / maximum;
|
|
int hashes = percent / 2;
|
|
|
|
QByteArray progressbar(hashes, '#');
|
|
if (percent % 2)
|
|
progressbar += '>';
|
|
|
|
printf("\r[%-50s] %3d%% %s ",
|
|
progressbar.constData(),
|
|
percent,
|
|
qPrintable(message));
|
|
} else {
|
|
// we don't know the maximum, so we can't draw a progress bar
|
|
int center = (iteration % 48) + 1; // 50 spaces, minus 2
|
|
QByteArray before(qMax(center - 2, 0), ' ');
|
|
QByteArray after(qMin(center + 2, 50), ' ');
|
|
|
|
printf("\r[%s###%s] %s ",
|
|
before.constData(), after.constData(), qPrintable(message));
|
|
}
|
|
}
|
|
|
|
void TextProgressBar::setMessage(const QString &m)
|
|
{
|
|
message = m;
|
|
}
|
|
|
|
void TextProgressBar::setStatus(qint64 val, qint64 max)
|
|
{
|
|
value = val;
|
|
maximum = max;
|
|
}
|