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tdenetwork/wifi/kwireless/kwirelesswidget.cpp

325 lines
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/*
$ Author: Mirko Boehm $
$ License: This code is licensed under the LGPL $
$ Copyright: (C) 1996-2003, Mirko Boehm $
$ Contact: Mirko Boehm <mirko@kde.org>
http://www.kde.org
http://www.hackerbuero.org $
*/
#include <tqtimer.h>
#include <tqpainter.h>
#include <tqpen.h>
#include <tqcolor.h>
#include <tqpointarray.h>
#include <kglobalsettings.h>
#include <kdebug.h>
#include <kpassivepopup.h>
#include <klocale.h>
#include "kwirelesswidget.h"
#include "propertytable.h"
#include "linuxwirelesswidget.h"
extern "C" {
#include <math.h>
}
TQPtrList<DeviceInfo> KWireLessWidget::deviceInfo;
TQMutex KWireLessWidget::mutex;
TQTimer *KWireLessWidget::timer;
int KWireLessWidget::m_instances;
DeviceInfo::DeviceInfo(TQString _device, TQString _essid, TQString _encr,
float _quality, float _signal, float _noise,
int _bitrate)
: m_device(_device),
m_essid(_essid),
m_quality(_quality),
m_noise(_noise),
m_signal(_signal),
m_bitrate(_bitrate),
m_encr(_encr)
{
}
float DeviceInfo::quality()
{
return m_quality;
}
TQString DeviceInfo::qualityString()
{
return i18n("%1%").arg(TQString::number(m_quality*100, 'f', 0));
}
float DeviceInfo::signal()
{
return m_signal;
}
TQString DeviceInfo::signalString()
{
return i18n("%1%").arg(TQString::number(m_signal*100, 'f', 0));
}
float DeviceInfo::noise()
{
return m_noise ;
}
TQString DeviceInfo::noiseString()
{
return i18n("%1%").arg(TQString::number(m_noise*100, 'f', 0));
}
const TQString& DeviceInfo::device()
{
return m_device;
}
const TQString& DeviceInfo::essid()
{
return m_essid;
}
TQString DeviceInfo::bitrateString()
{
TQString bitrate;
TQTextOStream b(&bitrate);
b.precision(2);
switch((int)log10(m_bitrate))
{
case 0:
case 1:
case 2:
b << m_bitrate << " bit/s";
break;
case 3:
case 4:
case 5:
b << m_bitrate/1000 << " kbit/s";
break;
case 6:
case 7:
case 8:
b << m_bitrate/1000000 << " Mbit/s";
break;
case 9:
case 10:
case 11:
b << m_bitrate/1000000000 << " Gbit/s";
break;
default:
b << m_bitrate << " bit/s (!)";
};
return bitrate;
}
bool DeviceInfo::usesEncryption()
{
return !m_encr.isEmpty();
}
TQString DeviceInfo::encrString()
{
if(m_encr.isEmpty())
{
return i18n("unknown");
} else {
// we rely on the information provided (that is, it has to
// translated already!):
return m_encr;
}
}
KWireLessWidget::KWireLessWidget(TQWidget *parent, const char* name)
: TQWidget(parent, name),
mode(Horizontal),
frameWidth(1),
qualityBarWidth(6),
signalBarWidth(3),
noiseBarWidth(3)
{
++m_instances;
deviceInfo.setAutoDelete(true);
// set up the poll timer:
if(timer == 0)
{ // this way, only the poll() method of the first instance will
// ever be called (intended behaviour):
timer = new TQTimer(this);
connect(timer, TQT_SIGNAL(timeout()), TQT_SLOT(poll()));
// single shot, will be restartet at the end of poll ()
timer->start(100, true);
}
}
KWireLessWidget::~KWireLessWidget()
{
--m_instances;
}
int KWireLessWidget::preferredHeight()
{
return preferredWidth();
}
int KWireLessWidget::preferredWidth()
{
return 4*frameWidth + qualityBarWidth + signalBarWidth + noiseBarWidth;
}
int KWireLessWidget::instances()
{
return m_instances;
}
void KWireLessWidget::setMode(KWireLessWidget::Mode _mode)
{
mode = _mode;
}
void KWireLessWidget::mousePressEvent(TQMouseEvent *e)
{
if( e->button() == TQMouseEvent::LeftButton)
{
PropertiesDialog dialog(this);
connect(this, TQT_SIGNAL(updateDeviceInfo(TQPtrList<DeviceInfo> *)),
&dialog, TQT_SLOT(update(TQPtrList<DeviceInfo> *)));
dialog.exec();
}
}
void KWireLessWidget::paintEvent(TQPaintEvent*)
{
// WORK_TO_DO: paint other devices, too:
// for quick repaints, we need a buffered painter!
int w, h, space;
const int bevel = qualityBarWidth/2;
TQPainter painter(this);
TQPointArray points;
TQColor color, brush;
// do stuff that does not rely on device being valid (e.g.,
// non-nil):
space = 3 * frameWidth + qualityBarWidth + signalBarWidth + noiseBarWidth+1;
if(mode == Horizontal)
{
h = space;
w = width();
} else {
// Vertical
h = height();
w = space;
}
painter.setPen(TQPen(Qt::black, frameWidth));
painter.setBrush(KGlobalSettings::baseColor());
painter.drawRect(0, 0, w, h);
int x = qualityBarWidth + frameWidth;
mode == Vertical
? painter.drawLine(x, frameWidth, x, h-frameWidth)
: painter.drawLine(frameWidth, x, w-frameWidth, x);
x += signalBarWidth + frameWidth;
mode == Vertical
? painter.drawLine(x, frameWidth, x, h-frameWidth)
: painter.drawLine(frameWidth, x, w-frameWidth, x);
DeviceInfo *device = deviceInfo.getFirst();
if(device != 0)
{
// draw the quality bar:
switch((int)(device->quality()*3))
{
case 0:
color = Qt::darkRed;
brush = Qt::red;
break;
case 1:
color = Qt::darkYellow;
brush = Qt::yellow;
break;
default:
color = Qt::darkGreen;
brush = Qt::green;
};
if(mode == Vertical)
{
int position = (int)(((float)(h-2*frameWidth))*(1-device->quality())+0.5);
points.putPoints
(0, 4,
frameWidth, h - 2*frameWidth,
frameWidth, position + bevel/2,
qualityBarWidth, QMAX(position - bevel/2, frameWidth),
qualityBarWidth, h - 2*frameWidth);
} else {
int position = (int)(((float)(w-2*frameWidth))*device->quality()+0.5);
points.putPoints
(0, 4,
frameWidth, frameWidth,
QMIN(position - bevel/2, w-frameWidth), frameWidth,
QMIN(position + bevel/2, w-frameWidth), frameWidth+qualityBarWidth-1,
frameWidth, frameWidth+qualityBarWidth-1);
}
painter.setPen(TQPen(color));
painter.setBrush(brush);
painter.drawPolygon(points);
// draw the signal bar:
painter.setPen(TQPen(Qt::darkRed));
painter.setBrush(Qt::red);
if(mode == Vertical)
{
int x = 2 * frameWidth + qualityBarWidth;
int h1 = (int)(((float)(h-2*frameWidth))*(1-device->signal())+0.5);
painter.drawRect(x, h1, signalBarWidth, h - frameWidth - h1);
} else {
int x = frameWidth;
int y = 2 * frameWidth + qualityBarWidth;
int w1 = (int)(((float)(w-2*frameWidth))*device->signal()+0.5);
painter.drawRect(x, y, w1, signalBarWidth);
}
// draw the noise bar:
painter.setPen(TQPen(Qt::gray));
painter.setBrush(Qt::lightGray);
if(mode == Vertical)
{
int x = 3 * frameWidth + qualityBarWidth + signalBarWidth;
int h1 = (int)(((float)(h-2*frameWidth))*(1-device->noise())+0.5);
painter.drawRect(x, h1, signalBarWidth, h - frameWidth - h1);
} else {
int x = frameWidth;
int y = 3 * frameWidth + qualityBarWidth + signalBarWidth;
int w1 = (int)(((float)(w-2*frameWidth))*device->noise()+0.5);
painter.drawRect(x, y, w1, signalBarWidth);
}
}
}
KWireLessWidget* KWireLessWidget::makeWireLessWidget(TQWidget *parent,
const char *name)
{
#if 1
// defined linuxwirelesswidget
return new LinuxWireLessWidget(parent, name);
#else
#error KWireLess is not available for your OS
#endif
// just to shut the compiler up:
parent = parent; name = name; return 0;
}
#include "kwirelesswidget.moc"