65 lines
1.3 KiB
C++
65 lines
1.3 KiB
C++
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/*
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* wpa_gui - SignalBar class
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* Copyright (c) 2011, Kel Modderman <kel@otaku42.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* Alternatively, this software may be distributed under the terms of BSD
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* license.
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*
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* See README and COPYING for more details.
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*/
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#include <cstdio>
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#include <qapplication.h>
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#include "signalbar.h"
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SignalBar::SignalBar(QObject *parent)
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: QStyledItemDelegate(parent)
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{
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}
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SignalBar::~SignalBar()
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{
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}
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void SignalBar::paint(QPainter *painter,
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const QStyleOptionViewItem &option,
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const QModelIndex &index) const
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{
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QStyleOptionProgressBar opts;
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int signal;
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if (index.column() != 3) {
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QStyledItemDelegate::paint(painter, option, index);
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return;
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}
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if (index.data().toInt() > 0)
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signal = 0 - (256 - index.data().toInt());
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else
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signal = index.data().toInt();
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opts.minimum = -95;
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opts.maximum = -35;
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if (signal < opts.minimum)
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opts.progress = opts.minimum;
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else if (signal > opts.maximum)
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opts.progress = opts.maximum;
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else
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opts.progress = signal;
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opts.text = QString::number(signal) + " dBm";
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opts.textVisible = true;
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opts.rect = option.rect;
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QApplication::style()->drawControl(QStyle::CE_ProgressBar,
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&opts, painter);
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}
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