kontact Library API Documentation

summarywidget.cpp

00001 /* 00002 This file is part of Kontact. 00003 Copyright (c) 2003 Tobias Koenig <tokoe@kde.org> 00004 00005 This program is free software; you can redistribute it and/or modify 00006 it under the terms of the GNU General Public License as published by 00007 the Free Software Foundation; either version 2 of the License, or 00008 (at your option) any later version. 00009 00010 This program is distributed in the hope that it will be useful, 00011 but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00013 GNU General Public License for more details. 00014 00015 You should have received a copy of the GNU General Public License 00016 along with this program; if not, write to the Free Software 00017 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 00018 00019 As a special exception, permission is given to link this program 00020 with any edition of Qt, and distribute the resulting executable, 00021 without including the source code for Qt in the source distribution. 00022 */ 00023 00024 #include <qimage.h> 00025 #include <qlabel.h> 00026 #include <qlayout.h> 00027 #include <qtooltip.h> 00028 00029 #include <dcopclient.h> 00030 #include <dcopref.h> 00031 #include <kapplication.h> 00032 #include <kdebug.h> 00033 #include <kglobal.h> 00034 #include <kglobalsettings.h> 00035 #include <kiconloader.h> 00036 #include <klocale.h> 00037 00038 #include "summarywidget.h" 00039 00040 SummaryWidget::SummaryWidget( QWidget *parent, const char *name ) 00041 : Kontact::Summary( parent, name ), 00042 DCOPObject( "WeatherSummaryWidget" ) 00043 { 00044 mLayout = new QVBoxLayout( this ); 00045 mLayout->setAlignment( Qt::AlignTop ); 00046 00047 QPixmap icon = KGlobal::iconLoader()->loadIcon( "kweather", KIcon::Desktop, KIcon::SizeMedium ); 00048 QWidget *header = createHeader( this, icon, i18n( "Weather Information" ) ); 00049 mLayout->addWidget( header ); 00050 00051 connectDCOPSignal( 0, 0, "fileUpdate(QString)", "refresh(QString)", false ); 00052 connectDCOPSignal( 0, 0, "stationRemoved(QString)", "stationRemoved(QString)", false ); 00053 00054 QString error; 00055 QCString appID; 00056 00057 bool serviceAvailable = true; 00058 if ( !kapp->dcopClient()->isApplicationRegistered( "KWeatherService" ) ) { 00059 if ( KApplication::startServiceByDesktopName( "kweatherservice", QStringList(), &error, &appID ) ) { 00060 kdDebug() << "No service available..." << endl; 00061 serviceAvailable = false; 00062 } 00063 } 00064 00065 if ( serviceAvailable ) { 00066 DCOPRef dcopCall( "KWeatherService", "WeatherService" ); 00067 DCOPReply reply = dcopCall.call( "listStations()", true ); 00068 if ( reply.isValid() ) { 00069 mStations = reply; 00070 00071 connect( &mTimer, SIGNAL( timeout() ), this, SLOT( timeout() ) ); 00072 mTimer.start( 0 ); 00073 } else { 00074 kdDebug() << "ERROR: dcop reply not valid..." << endl; 00075 } 00076 } 00077 } 00078 00079 int SummaryWidget::summaryHeight() const 00080 { 00081 if ( mStations.isEmpty() ) 00082 return 0; 00083 else 00084 return 1; 00085 } 00086 00087 void SummaryWidget::updateView() 00088 { 00089 mLayouts.setAutoDelete( true ); 00090 mLayouts.clear(); 00091 mLayouts.setAutoDelete( false ); 00092 00093 mLabels.setAutoDelete( true ); 00094 mLabels.clear(); 00095 mLabels.setAutoDelete( false ); 00096 00097 if ( mStations.count() == 0 ) { 00098 kdDebug() << "No weather stations defined..." << endl; 00099 return; 00100 } 00101 00102 QMap<QString, WeatherData>::Iterator it; 00103 for ( it = mWeatherMap.begin(); it != mWeatherMap.end(); ++it ) { 00104 WeatherData data = it.data(); 00105 00106 QString cover; 00107 for ( uint i = 0; i < data.cover().count(); ++i ) 00108 cover += QString( "- %1\n" ).arg( data.cover()[ i ] ); 00109 00110 QImage img; 00111 img = data.icon(); 00112 00113 QGridLayout *layout = new QGridLayout( mLayout, 3, 3, 3 ); 00114 mLayout->addStretch( 10 ); 00115 mLayouts.append( layout ); 00116 00117 QLabel *label = new QLabel( this ); 00118 label->setPixmap( img.smoothScale( 32, 32 ) ); 00119 label->setMaximumSize(label->sizeHint()); 00120 label->setAlignment(/* AlignRight |*/ AlignTop ); 00121 layout->addMultiCellWidget( label, 0, 1, 0, 0 ); 00122 mLabels.append( label ); 00123 00124 label = new QLabel( this ); 00125 label->setText( QString( "%1 (%2)" ).arg( data.name() ).arg( data.temperature() ) ); 00126 QFont font = label->font(); 00127 font.setBold( true ); 00128 label->setFont( font ); 00129 label->setAlignment( AlignLeft ); 00130 layout->addMultiCellWidget( label, 0, 0, 1, 2 ); 00131 mLabels.append( label ); 00132 00133 QString labelText; 00134 labelText = QString( "<b>%1:</b> %2<br>" 00135 "<b>%3:</b> %4" ) 00136 .arg( i18n( "Wind Speed" ) ) 00137 .arg( data.windSpeed() ) 00138 .arg( i18n( "Rel. Humidity" ) ) 00139 .arg( data.relativeHumidity() ); 00140 00141 QToolTip::add( label, labelText.replace( " ", "&nbsp;" ) ); 00142 00143 label = new QLabel( cover, this ); 00144 label->setAlignment( AlignLeft ); 00145 layout->addMultiCellWidget( label, 1, 1, 1, 2 ); 00146 mLabels.append( label ); 00147 } 00148 00149 for ( QLabel *label = mLabels.first(); label; label = mLabels.next() ) 00150 label->show(); 00151 00152 mLayout->addStretch( 1 ); 00153 } 00154 00155 void SummaryWidget::timeout() 00156 { 00157 mTimer.stop(); 00158 00159 DCOPRef dcopCall( "KWeatherService", "WeatherService" ); 00160 dcopCall.send( "updateAll()" ); 00161 00162 mTimer.start( 15 * 60000 ); 00163 } 00164 00165 void SummaryWidget::refresh( QString station ) 00166 { 00167 DCOPRef dcopCall( "KWeatherService", "WeatherService" ); 00168 00169 mWeatherMap[ station ].setIcon( dcopCall.call( "currentIcon(QString)", station, true ) ); 00170 mWeatherMap[ station ].setName( dcopCall.call( "stationName(QString)", station, true ) ); 00171 mWeatherMap[ station ].setCover( dcopCall.call( "cover(QString)", station, true ) ); 00172 mWeatherMap[ station ].setTemperature( dcopCall.call( "temperature(QString)", station, true ) ); 00173 mWeatherMap[ station ].setWindSpeed( dcopCall.call( "wind(QString)", station, true ) ); 00174 mWeatherMap[ station ].setRelativeHumidity( dcopCall.call( "relativeHumidity(QString)", station, true ) ); 00175 00176 updateView(); 00177 } 00178 00179 void SummaryWidget::stationRemoved( QString station ) 00180 { 00181 mWeatherMap.remove( station ); 00182 updateView(); 00183 } 00184 00185 QStringList SummaryWidget::configModules() const 00186 { 00187 return QStringList( "kcmweatherservice.desktop" ); 00188 } 00189 00190 #include "summarywidget.moc"
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This file is part of the documentation for kontact Library Version 3.2.2.
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