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Diffstat (limited to 'wifi/kwireless/kwirelesswidget.cpp')
-rw-r--r-- | wifi/kwireless/kwirelesswidget.cpp | 324 |
1 files changed, 324 insertions, 0 deletions
diff --git a/wifi/kwireless/kwirelesswidget.cpp b/wifi/kwireless/kwirelesswidget.cpp new file mode 100644 index 00000000..3ae2ff8c --- /dev/null +++ b/wifi/kwireless/kwirelesswidget.cpp @@ -0,0 +1,324 @@ +/* + $ 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 <qtimer.h> +#include <qpainter.h> +#include <qpen.h> +#include <qcolor.h> +#include <qpointarray.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> +} + +QPtrList<DeviceInfo> KWireLessWidget::deviceInfo; +QMutex KWireLessWidget::mutex; +QTimer *KWireLessWidget::timer; +int KWireLessWidget::m_instances; + +DeviceInfo::DeviceInfo(QString _device, QString _essid, QString _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; +} + +QString DeviceInfo::qualityString() +{ + return i18n("%1%").arg(QString::number(m_quality*100, 'f', 0)); +} + +float DeviceInfo::signal() +{ + return m_signal; +} + +QString DeviceInfo::signalString() +{ + return i18n("%1%").arg(QString::number(m_signal*100, 'f', 0)); +} + +float DeviceInfo::noise() +{ + return m_noise ; +} + +QString DeviceInfo::noiseString() +{ + return i18n("%1%").arg(QString::number(m_noise*100, 'f', 0)); +} + +const QString& DeviceInfo::device() +{ + return m_device; +} + +const QString& DeviceInfo::essid() +{ + return m_essid; +} + + +QString DeviceInfo::bitrateString() +{ + QString bitrate; + QTextOStream 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(); +} + +QString 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(QWidget *parent, const char* name) + : QWidget(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 QTimer(this); + connect(timer, SIGNAL(timeout()), 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(QMouseEvent *e) +{ + if( e->button() == QMouseEvent::LeftButton) + { + PropertiesDialog dialog(this); + connect(this, SIGNAL(updateDeviceInfo(QPtrList<DeviceInfo> *)), + &dialog, SLOT(update(QPtrList<DeviceInfo> *))); + dialog.exec(); + } +} + +void KWireLessWidget::paintEvent(QPaintEvent*) +{ + // WORK_TO_DO: paint other devices, too: + // for quick repaints, we need a buffered painter! + int w, h, space; + const int bevel = qualityBarWidth/2; + QPainter painter(this); + QPointArray points; + QColor 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(QPen(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(QPen(color)); + painter.setBrush(brush); + painter.drawPolygon(points); + + // draw the signal bar: + painter.setPen(QPen(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(QPen(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(QWidget *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" |