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tdepim/kontact/plugins/weather/summarywidget.cpp

231 lines
7.3 KiB

/*
This file is part of Kontact.
Copyright (c) 2003 Tobias Koenig <tokoe@kde.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
As a special exception, permission is given to link this program
with any edition of Qt, and distribute the resulting executable,
without including the source code for Qt in the source distribution.
*/
#include <tqimage.h>
#include <tqlabel.h>
#include <tqlayout.h>
#include <tqtooltip.h>
#include <dcopclient.h>
#include <dcopref.h>
#include <kapplication.h>
#include <kdebug.h>
#include <kglobal.h>
#include <kglobalsettings.h>
#include <kiconloader.h>
#include <klocale.h>
#include <kprocess.h>
#include <kurllabel.h>
#include "summarywidget.h"
SummaryWidget::SummaryWidget( TQWidget *parent, const char *name )
: Kontact::Summary( parent, name ),
DCOPObject( "WeatherSummaryWidget" ), mProc( 0 )
{
mLayout = new TQVBoxLayout( this, 3, 3 );
mLayout->tqsetAlignment( Qt::AlignTop );
TQPixmap icon = KGlobal::iconLoader()->loadIcon( "kweather", KIcon::Desktop, KIcon::SizeMedium );
TQWidget *header = createHeader( this, icon, i18n( "Weather Service" ) );
mLayout->addWidget( header );
TQString error;
TQCString appID;
bool serviceAvailable = true;
if ( !kapp->dcopClient()->isApplicationRegistered( "KWeatherService" ) ) {
if ( KApplication::startServiceByDesktopName( "kweatherservice", TQStringList(), &error, &appID ) ) {
TQLabel *label = new TQLabel( i18n( "No weather dcop service available;\nyou need KWeather to use this plugin." ), this );
mLayout->addWidget( label, Qt::AlignHCenter | AlignVCenter );
serviceAvailable = false;
}
}
if ( serviceAvailable ) {
connectDCOPSignal( 0, 0, "fileUpdate(TQString)", "refresh(TQString)", false );
connectDCOPSignal( 0, 0, "stationRemoved(TQString)", "stationRemoved(TQString)", false );
DCOPRef dcopCall( "KWeatherService", "WeatherService" );
DCOPReply reply = dcopCall.call( "listStations()", true );
if ( reply.isValid() ) {
mStations = reply;
connect( &mTimer, TQT_SIGNAL( timeout() ), this, TQT_SLOT( timeout() ) );
mTimer.start( 0 );
} else {
kdDebug(5602) << "ERROR: dcop reply not valid..." << endl;
}
}
}
void SummaryWidget::updateView()
{
mLayouts.setAutoDelete( true );
mLayouts.clear();
mLayouts.setAutoDelete( false );
mLabels.setAutoDelete( true );
mLabels.clear();
mLabels.setAutoDelete( false );
if ( mStations.count() == 0 ) {
kdDebug(5602) << "No weather stations defined..." << endl;
return;
}
TQValueList<WeatherData> dataList = mWeatherMap.values();
qHeapSort( dataList );
TQValueList<WeatherData>::Iterator it;
for ( it = dataList.begin(); it != dataList.end(); ++it ) {
TQString cover;
for ( uint i = 0; i < (*it).cover().count(); ++i )
cover += TQString( "- %1\n" ).arg( (*it).cover()[ i ] );
TQImage img;
img = (*it).icon();
TQGridLayout *tqlayout = new TQGridLayout( mLayout, 3, 3, 3 );
mLayouts.append( tqlayout );
KURLLabel* urlLabel = new KURLLabel( this );
urlLabel->installEventFilter( this );
urlLabel->setURL( (*it).stationID() );
urlLabel->setPixmap( img.smoothScale( 32, 32 ) );
urlLabel->setMaximumSize( urlLabel->tqsizeHint() );
urlLabel->tqsetAlignment( AlignTop );
tqlayout->addMultiCellWidget( urlLabel, 0, 1, 0, 0 );
mLabels.append( urlLabel );
connect ( urlLabel, TQT_SIGNAL( leftClickedURL( const TQString& ) ),
this, TQT_SLOT( showReport( const TQString& ) ) );
TQLabel* label = new TQLabel( this );
label->setText( TQString( "%1 (%2)" ).arg( (*it).name() ).arg( (*it).temperature() ) );
TQFont font = label->font();
font.setBold( true );
label->setFont( font );
label->tqsetAlignment( AlignLeft );
tqlayout->addMultiCellWidget( label, 0, 0, 1, 2 );
mLabels.append( label );
TQString labelText;
labelText = TQString( "<b>%1:</b> %2<br>"
"<b>%3:</b> %4<br>"
"<b>%5:</b> %6" )
.arg( i18n( "Last updated on" ) )
.arg( (*it).date() )
.arg( i18n( "Wind Speed" ) )
.arg( (*it).windSpeed() )
.arg( i18n( "Rel. Humidity" ) )
.arg( (*it).relativeHumidity() );
TQToolTip::add( label, labelText.tqreplace( " ", "&nbsp;" ) );
label = new TQLabel( cover, this );
label->tqsetAlignment( AlignLeft );
tqlayout->addMultiCellWidget( label, 1, 1, 1, 2 );
mLabels.append( label );
}
for ( TQLabel *label = mLabels.first(); label; label = mLabels.next() )
label->show();
}
void SummaryWidget::timeout()
{
mTimer.stop();
DCOPRef dcopCall( "KWeatherService", "WeatherService" );
dcopCall.send( "updateAll()" );
mTimer.start( 15 * 60000 );
}
void SummaryWidget::refresh( TQString station )
{
DCOPRef dcopCall( "KWeatherService", "WeatherService" );
mWeatherMap[ station ].setIcon( dcopCall.call( "currentIcon(TQString)", station, true ) );
mWeatherMap[ station ].setName( dcopCall.call( "stationName(TQString)", station, true ) );
mWeatherMap[ station ].setCover( dcopCall.call( "cover(TQString)", station, true ) );
mWeatherMap[ station ].setDate( dcopCall.call( "date(TQString)", station, true ) );
mWeatherMap[ station ].setTemperature( dcopCall.call( "temperature(TQString)", station, true ) );
mWeatherMap[ station ].setWindSpeed( dcopCall.call( "wind(TQString)", station, true ) );
mWeatherMap[ station ].setRelativeHumidity( dcopCall.call( "relativeHumidity(TQString)", station, true ) );
mWeatherMap[ station ].setStationID(station);
updateView();
}
void SummaryWidget::stationRemoved( TQString station )
{
mWeatherMap.remove( station );
updateView();
}
bool SummaryWidget::eventFilter( TQObject *obj, TQEvent* e )
{
if ( obj->inherits( "KURLLabel" ) ) {
if ( e->type() == TQEvent::Enter )
emit message(
i18n( "View Weather Report for Station" ) );
if ( e->type() == TQEvent::Leave )
emit message( TQString::null );
}
return Kontact::Summary::eventFilter( obj, e );
}
TQStringList SummaryWidget::configModules() const
{
return TQStringList( "kcmweatherservice.desktop" );
}
void SummaryWidget::updateSummary( bool )
{
timeout();
}
void SummaryWidget::showReport( const TQString &stationID )
{
mProc = new KProcess;
TQApplication::connect( mProc, TQT_SIGNAL( processExited( KProcess* ) ),
this, TQT_SLOT( reportFinished( KProcess* ) ) );
*mProc << "kweatherreport";
*mProc << stationID;
if ( !mProc->start() ) {
delete mProc;
mProc = 0;
}
}
void SummaryWidget::reportFinished( KProcess* )
{
mProc->deleteLater();
mProc = 0;
}
#include "summarywidget.moc"