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475 lines
16 KiB
475 lines
16 KiB
/***************************************************************************
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dockwidget.cpp - description
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-------------------
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begin : Thu Jul 6 2000
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copyright : (C) 2000-2003 by Ian Reinhart Geiser
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: (C) 2002-2003 Nadeem Hasan <nhasan@kde.org>
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email : geiseri@msoe.edu
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***************************************************************************/
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/***************************************************************************
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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 as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include "dockwidget.h"
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#include "weatherbutton.h"
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#include "weatherservice_stub.h"
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#include <tqtooltip.h>
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#include <tqlayout.h>
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#include <tqlabel.h>
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#include <tqtimer.h>
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#include <tqobjectlist.h>
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#include <kdebug.h>
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#include <tdeglobalsettings.h>
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#include <tdelocale.h>
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#include <kiconloader.h>
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dockwidget::dockwidget(const TQString &location, TQWidget *parent,
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const char *name) : TQWidget(parent,name), m_locationCode( location ), m_orientation(TQt::Horizontal )
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{
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m_font = TDEGlobalSettings::generalFont();
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setBackgroundOrigin( AncestorOrigin );
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initDock();
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connect(m_button, TQ_SIGNAL( clicked() ), TQ_SIGNAL( buttonClicked() ));
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m_weatherService = new WeatherService_stub( "KWeatherService", "WeatherService" );
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updateIcon();
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}
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dockwidget::~dockwidget()
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{
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delete m_weatherService;
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}
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void dockwidget::setLocationCode(const TQString &locationCode)
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{
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m_locationCode = locationCode;
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showWeather();
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}
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void dockwidget::setViewMode(int _mode)
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{
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kdDebug(12004) << "View mode " << _mode << endl;
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m_mode = _mode;
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if (m_mode == ShowIconOnly)
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{
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m_lblTemp->hide();
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m_lblWind->hide();
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m_lblPres->hide();
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}
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else if (m_mode == ShowTempOnly)
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{
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m_lblTemp->show();
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m_lblWind->hide();
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m_lblPres->hide();
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}
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else if (m_mode == ShowAll)
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{
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m_lblTemp->show();
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m_lblWind->show();
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m_lblPres->show();
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}
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}
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void dockwidget::showWeather()
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{
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TQString tip = "<qt>";
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TQString temp = "?";
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TQString wind = "?";
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TQString pressure = "?";
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if ( !m_locationCode.isEmpty() )
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{
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temp = m_weatherService->temperature( m_locationCode );
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wind = m_weatherService->wind( m_locationCode );
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pressure = m_weatherService->pressure( m_locationCode );
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TQString dewPoint = m_weatherService->dewPoint( m_locationCode);
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TQString relHumidity = m_weatherService->relativeHumidity( m_locationCode );
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TQString heatIndex = m_weatherService->heatIndex( m_locationCode );
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TQString windChill = m_weatherService->windChill( m_locationCode );
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TQString sunRiseTime = m_weatherService->sunRiseTime( m_locationCode );
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TQString sunSetTime = m_weatherService->sunSetTime( m_locationCode );
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tip += "<h3><center><nobr>" +
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m_weatherService->stationName( m_locationCode ) + " (" +
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m_weatherService->stationCountry( m_locationCode ) + ")</nobr></center></h3>";
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if ( !m_weatherService->weatherDataAvailable(m_locationCode) ) // no data
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tip += "<center><nobr>" + i18n("The network is currently offline...") + "</nobr></center>";
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tip += TQString("<br><table>"
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"<tr><th><nobr>" + i18n( "Temperature:" ) + "</nobr></th><td><nobr>%1</nobr></td>"
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"<th><nobr>" + i18n( "Dew Point:" ) + "</nobr></th><td><nobr>%2</nobr></td></nobr></tr>"
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"<tr><th><nobr>" + i18n( "Air Pressure:" ) + "</nobr></th><td><nobr>%3</nobr></td>"
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"<th><nobr>" + i18n( "Rel. Humidity:" ) + "</nobr></th><td><nobr>%4</nobr></td></nobr></tr>"
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"<tr><th><nobr>" + i18n( "Wind Speed:" ) + "</nobr></th><td><nobr>%5</nobr></td>")
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.arg(temp).arg(dewPoint).arg(pressure).arg(relHumidity).arg(wind);
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if ( !heatIndex.isEmpty() )
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tip += TQString("<th><nobr>" + i18n( "Heat Index:" ) + "</nobr></th><td><nobr>%1</nobr></td>").arg(heatIndex);
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else if ( !windChill.isEmpty() )
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tip += TQString("<th><nobr>" + i18n( "Wind Chill:" ) + "</nobr></th><td><nobr>%1</nobr></td>").arg(windChill);
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else
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tip += "<td> </td><td> </td>";
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tip += "</tr>";
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tip += TQString("<tr><th><nobr>" + i18n( "Sunrise:" ) + "</nobr></th><td><nobr>%1</nobr></td>" +
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"<th><nobr>" + i18n( "Sunset:" ) + "</nobr></th><td><nobr>%2</nobr></td>")
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.arg(sunRiseTime).arg(sunSetTime);
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tip += "</tr></table>";
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if ( m_weatherService->stationNeedsMaintenance( m_locationCode ) )
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{
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tip += "<br>" + i18n("Station reports that it needs maintenance\n"
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"Please try again later");
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}
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}
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else
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{
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tip += i18n("Temperature: ") + temp + "<br>";
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tip += i18n("\nWind: ") + wind + "<br>";
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tip += i18n("\nAir pressure: ") + pressure + "<br>";
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}
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tip += "</qt>";
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updateIcon();
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TQToolTip::remove(this);
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TQToolTip::add(this, tip);
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kdDebug(12004) << "show weather: " << endl;
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kdDebug(12004) << "location: " << m_locationCode << endl;
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kdDebug(12004) << "temp,wind,pressure: " << temp << " " << wind << " " << pressure << endl;
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kdDebug(12004) << "tip: " << tip << endl;
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m_lblTemp->setText(temp);
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m_lblWind->setText(wind);
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m_lblPres->setText(pressure);
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}
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void dockwidget::initDock()
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{
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kdDebug(12004) << "Init dockwidget " << endl;
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m_button= new WeatherButton(this,"m_button");
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m_lblTemp= new TQLabel(this,"lblTemp");
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m_lblWind= new TQLabel(this,"lblWind");
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m_lblPres= new TQLabel(this,"lblPres");
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m_lblTemp->setBackgroundOrigin(AncestorOrigin);
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m_lblWind->setBackgroundOrigin(AncestorOrigin);
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m_lblPres->setBackgroundOrigin(AncestorOrigin);
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m_lblTemp->setMargin(0);
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m_lblWind->setMargin(0);
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m_lblPres->setMargin(0);
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TQBoxLayout *mainLayout = new TQBoxLayout(this, TQBoxLayout::LeftToRight);
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mainLayout->setSpacing(0);
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mainLayout->setMargin(0);
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mainLayout->addWidget(m_button, 0, TQt::AlignCenter);
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TQBoxLayout *layout = new TQBoxLayout(mainLayout, TQBoxLayout::TopToBottom);
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layout->setSpacing(0);
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layout->setMargin(0);
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layout->addWidget(m_lblTemp);
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layout->addWidget(m_lblWind);
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layout->addWidget(m_lblPres);
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mainLayout->addSpacing(8);
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updateFont();
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TQTimer::singleShot( 0, this, TQ_SLOT( showWeather() ) );
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}
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/** resize the view **/
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void dockwidget::resizeView( const TQSize &size )
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{
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kdDebug(12004) << "Changing to size " << size << endl;
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resize(size);
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if ( m_orientation == TQt::Horizontal ) // Kicker in horizontal mode
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{
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int h = size.height();
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if ( m_mode == ShowAll )
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{
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if ( h <= TDEIcon::SizeEnormous ) // left to right layout
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{
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static_cast<TQBoxLayout*>(layout())->setDirection(TQBoxLayout::LeftToRight);
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m_lblTemp->setAlignment(TQt::AlignAuto | TQt::AlignVCenter);
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m_lblWind->setAlignment(TQt::AlignAuto | TQt::AlignVCenter);
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m_lblPres->setAlignment(TQt::AlignAuto | TQt::AlignVCenter);
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}
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else // top to bottom
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{
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static_cast<TQBoxLayout*>(layout())->setDirection(TQBoxLayout::TopToBottom);
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TQFontMetrics fm(m_font);
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h = TDEIcon::SizeEnormous - (3 * fm.height()); // 3 lines of text below the button
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m_lblTemp->setAlignment(TQt::AlignCenter);
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m_lblWind->setAlignment(TQt::AlignCenter);
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m_lblPres->setAlignment(TQt::AlignCenter);
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}
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m_button->setFixedSize(h, h);
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}
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else if ( m_mode == ShowTempOnly )
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{
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if ( h <= 32 ) // left to right
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{
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static_cast<TQBoxLayout*>(layout())->setDirection(TQBoxLayout::LeftToRight);
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m_lblTemp->setAlignment(TQt::AlignAuto | TQt::AlignVCenter);
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}
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else // top to bottom
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{
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static_cast<TQBoxLayout*>(layout())->setDirection(TQBoxLayout::TopToBottom);
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TQFontMetrics fm(m_font);
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h = TQMIN(TDEIcon::SizeEnormous, h) - fm.height();
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m_lblTemp->setAlignment(TQt::AlignCenter);
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}
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m_button->setFixedSize(h, h);
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}
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else
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{
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h = TQMIN(h, TDEIcon::SizeEnormous);
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m_button->setFixedSize(h, h);
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}
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}
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else // Kicker in vertical mode
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{
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int w = size.width();
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int h = size.height();
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if ( m_mode == ShowAll )
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{
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if ( w <= TDEIcon::SizeEnormous ) // top to bottom
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{
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static_cast<TQBoxLayout*>(layout())->setDirection(TQBoxLayout::TopToBottom);
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m_lblTemp->setAlignment(TQt::AlignCenter);
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m_lblWind->setAlignment(TQt::AlignCenter);
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m_lblPres->setAlignment(TQt::AlignCenter);
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TQFontMetrics fm(m_font);
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h = h - (3 * fm.height()); // 3 lines of text below the button
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h = TQMIN(w, h);
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}
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else // left to right layout
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{
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static_cast<TQBoxLayout*>(layout())->setDirection(TQBoxLayout::LeftToRight);
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m_lblTemp->setAlignment(TQt::AlignAuto | TQt::AlignVCenter);
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m_lblWind->setAlignment(TQt::AlignAuto | TQt::AlignVCenter);
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m_lblPres->setAlignment(TQt::AlignAuto | TQt::AlignVCenter);
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}
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m_button->setFixedSize(h, h);
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}
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else if ( m_mode == ShowTempOnly )
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{
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if ( w <= TDEIcon::SizeEnormous ) // top to bottom
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{
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static_cast<TQBoxLayout*>(layout())->setDirection(TQBoxLayout::TopToBottom);
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m_lblTemp->setAlignment(TQt::AlignCenter);
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h = w;
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}
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else // left to right layout
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{
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static_cast<TQBoxLayout*>(layout())->setDirection(TQBoxLayout::LeftToRight);
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m_lblTemp->setAlignment(TQt::AlignAuto | TQt::AlignVCenter);
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h = static_cast<int>(w * 0.33);
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}
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m_button->setFixedSize(h, h);
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}
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else
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{
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w = TQMIN(w, TDEIcon::SizeEnormous);
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m_button->setFixedSize(w, w);
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}
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}
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}
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int dockwidget::widthForHeight(int h)
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{
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int w;
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TQFontInfo fi(TDEGlobalSettings::generalFont());
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if ( m_mode == ShowAll )
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{
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if ( h <= TDEIcon::SizeEnormous ) // left to right layout
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{
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int pixelSize = h/3 - 3;
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pixelSize = TQMIN(pixelSize, fi.pixelSize()); // don't make it too large
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m_font.setPixelSize(pixelSize);
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TQFontMetrics fm(m_font);
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w = h + TQMAX(fm.width(m_lblWind->text()), fm.width(m_lblPres->text())) + 1;
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}
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else // top to bottom
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{
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if ( fi.pixelSize() * 3 <= (h/2) ) // half icon, half text
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{
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m_font = TDEGlobalSettings::generalFont();
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}
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else
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{
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m_font.setPixelSize(h/2/3);
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}
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TQFontMetrics fm(m_font);
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// size of icon
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h = TDEIcon::SizeEnormous - (3 * fm.height()); // 3 lines of text below the button
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w = TQMAX(fm.width(m_lblWind->text()), fm.width(m_lblPres->text())) + 1;
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w = TQMAX(h, w); // at least width of square icon
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}
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}
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else if ( m_mode == ShowTempOnly )
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{
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if ( h <= 32 ) // left to right layout
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{
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int pixelSize = h - 3;
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pixelSize = TQMIN(pixelSize, fi.pixelSize()); // don't make it too large
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m_font.setPixelSize(pixelSize);
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TQFontMetrics fm(m_font);
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w = h + fm.width(m_lblTemp->text()) + 1;
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}
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else // top to bottom
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{
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if ( fi.pixelSize() <= (h/2) ) // half icon, half text
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{
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m_font = TDEGlobalSettings::generalFont();
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}
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else
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{
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m_font.setPixelSize(h/2);
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}
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TQFontMetrics fm(m_font);
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// size of icon
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h = TQMIN(TDEIcon::SizeEnormous, h) - fm.height();
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w = fm.width(m_lblTemp->text()) + 1;
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w = TQMAX(h, w); // at least width of square icon
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}
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}
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else
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{
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w = TQMIN(TDEIcon::SizeEnormous, h); // don't make it too large
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}
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updateFont();
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updateIcon();
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return w + 4;
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}
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int dockwidget::heightForWidth( int w )
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{
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int h;
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if ( m_mode == ShowAll )
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{
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TQFontMetrics fmg(TDEGlobalSettings::generalFont());
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int maxWidth = fmg.width("888 km/h NNWW"); // a good approximation
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if ( w <= TDEIcon::SizeEnormous ) // top to bottom
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{
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if ( maxWidth <= w ) // enough space to use global font
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{
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m_font = TDEGlobalSettings::generalFont();
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}
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else // we have to reduce the fontsize
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{
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m_font.setPixelSize(static_cast<int>(fmg.height() * double(w) / maxWidth));
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}
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TQFontMetrics fm(m_font);
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h = w + (3 * fm.height()); // 3 lines of text below the button
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}
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else
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{
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if ( w >= (maxWidth * 1.5) ) // half of text width shall be icon
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{
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m_font = TDEGlobalSettings::generalFont();
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}
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else
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{
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m_font.setPixelSize(static_cast<int>(fmg.height() * (w*0.66) / maxWidth));
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}
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TQFontMetrics fm(m_font);
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h = 3 * fm.height(); // 3 lines of text
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}
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}
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else if ( m_mode == ShowTempOnly )
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{
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TQFontMetrics fmg(TDEGlobalSettings::generalFont());
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int maxWidth = fmg.width("888.88 CC"); // a good approximation
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if ( w <= TDEIcon::SizeEnormous ) // top to bottom
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{
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if ( maxWidth <= w ) // enough space to use global font
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{
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m_font = TDEGlobalSettings::generalFont();
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}
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else // we have to reduce the fontsize
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{
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m_font.setPixelSize(static_cast<int>(fmg.height() * double(w) / maxWidth));
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}
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TQFontMetrics fm(m_font);
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h = w + fm.height(); // text below the button
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}
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else
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{
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if ( w >= (maxWidth * 1.5) ) // half of text width shall be icon
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{
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m_font = TDEGlobalSettings::generalFont();
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}
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else
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{
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m_font.setPixelSize(static_cast<int>(fmg.height() * (w*0.66) / maxWidth));
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}
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TQFontMetrics fm(m_font);
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h = TQMAX(fm.height(), static_cast<int>(w * 0.33));
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}
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}
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else
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{
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h = TQMIN(TDEIcon::SizeEnormous, w); // don't make it too large
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}
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updateFont();
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updateIcon();
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return h;
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}
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void dockwidget::updateFont()
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{
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//kdDebug(12004) << "Update font: " << m_font.pixelSize() << endl;
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m_lblTemp->setFont(m_font);
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m_lblWind->setFont(m_font);
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m_lblPres->setFont(m_font);
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}
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void dockwidget::updateIcon()
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{
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// On null or empty location code, or if the station needs maintenance, this will return the dunno icon.
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TQPixmap icon = m_weatherService->icon( m_locationCode, m_button->height() );
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m_button->setPixmap( icon );
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}
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#include "dockwidget.moc"
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