Correctly display message when unable to get weather info & add qwhatsthis to configuration widget.

2 files changed, 10 insertions, 4 deletions

diff --git a/noncore/todayplugins/weather/weatherconfig.cpp b/noncore/todayplugins/weather/weatherconfig.cpp
index fe10883..99ee2a0 100644
--- a/noncore/todayplugins/weather/weatherconfig.cpp
+++ b/noncore/todayplugins/weather/weatherconfig.cpp
@@ -1,127 +1,132 @@
 /*
                              This file is part of the OPIE Project
                =.
              .=l.            Copyright (c)  2002 Dan Williams <williamsdr@acm.org>
            .>+-=
  _;:,     .>    :=|.         This file is free software; you can
 .> <`_,   >  .   <=          redistribute it and/or modify it under
 :`=1 )Y*s>-.--   :           the terms of the GNU General Public
 .="- .-=="i,     .._         License as published by the Free Software
  - .   .-<_>     .<>         Foundation; either version 2 of the License,
      ._= =}       :          or (at your option) any later version.
     .%`+i>       _;_.
     .i_,=:_.      -<s.       This file 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 file;
   -_. . .   )=.  =           see the file COPYING. If not, write to the
     --        :-=`           Free Software Foundation, Inc.,
                              59 Temple Place - Suite 330,
                              Boston, MA 02111-1307, USA.
 
 */
 
 #include <stdlib.h>
 
 #include <qcheckbox.h>
 #include <qclipboard.h>
 #include <qfontmetrics.h>
 #include <qlabel.h>
 #include <qlayout.h>
 #include <qlineedit.h>
 #include <qlayout.h>
 #include <qpushbutton.h>
 #include <qspinbox.h>
 #include <qwhatsthis.h>
 
 #include <qpe/config.h>
 #include <qpe/qpeapplication.h>
 #include <qpe/resource.h>
 #include <opie/todayconfigwidget.h>
 
 #include "weatherconfig.h"
 
 WeatherPluginConfig::WeatherPluginConfig( QWidget *parent,  const char* name)
         : TodayConfigWidget(parent,  name )
 {
         Config config( "todayweatherplugin");
         config.setGroup( "Config" );
 
         QFontMetrics fm = fontMetrics();
         int fh = fm.height();
 
         QGridLayout *layout = new QGridLayout( this );
         layout->setSpacing( 4 );
         layout->setMargin( 4 );
 
         QLabel *label = new QLabel( tr( "Enter ICAO location identifier:" ), this );
         label->setMaximumHeight( fh + 3 );
         layout->addMultiCellWidget( label, 0, 0, 0, 1 );
+    QWhatsThis::add( label, tr( "Enter the 4 letter code for the desired location here.  See http://www.nws.noaa.gov/tg/siteloc.shtml to find a location near you." ) );
 
         locationEdit = new QLineEdit( config.readEntry( "Location", "" ), this );
         locationEdit->setMaximumHeight( fh + 5 );
         locationEdit->setFocus();
     layout->addMultiCellWidget( locationEdit, 1, 1, 0, 1 );
+    QWhatsThis::add( locationEdit, tr( "Enter the 4 letter code for the desired location here.  See http://www.nws.noaa.gov/tg/siteloc.shtml to find a location near you." ) );
 
         label = new QLabel( tr( "Visit http://www.nws.noaa.gov/tg/siteloc.shtml to find the nearest location." ), this );
         label->setAlignment( AlignHCenter | WordBreak );
         label->setMaximumHeight( label->height() );
         layout->addMultiCellWidget( label, 2, 2, 0, 1 );
         //layout->addWidget( label, 2, 0 );
 
         //QPushButton *pb = new QPushButton( Resource::loadPixmap( "copy" ),
                 //tr( "Copy link" ), this );
         //connect( pb, SIGNAL( clicked() ), this, SLOT( slotCopyLink() ) );
         //layout->addWidget( pb, 2, 1 );
 
         metricCB = new QCheckBox( tr( "Use metric units" ), this );
         metricCB->setMaximumHeight( fh + 5 );
         metricCB->setChecked( config.readBoolEntry( "Metric", TRUE ) );
         layout->addMultiCellWidget( metricCB, 3, 3, 0, 1 );
+    QWhatsThis::add( metricCB, tr( "Click here to select type of units displayed." ) );
 
         label = new QLabel( tr( "Update frequency (in minutes):" ), this );
         label->setMaximumHeight( fh + 3 );
         layout->addWidget( label, 4, 0 );
+    QWhatsThis::add( label, tr( "Select how often (in minutes) you want the weather to be updated." ) );
 
         timerDelaySB = new QSpinBox( 1, 60, 1, this );
         timerDelaySB->setMaximumHeight( fh + 5 );
         timerDelaySB->setValue( config.readNumEntry( "Frequency", 5 ) );
         layout->addWidget( timerDelaySB, 4, 1 );
+    QWhatsThis::add( timerDelaySB, tr( "Select how often (in minutes) you want the weather to be updated." ) );
 }
 
 
 void WeatherPluginConfig::writeConfig()
 {
         Config config( "todayweatherplugin");
         config.setGroup( "Config" );
 
         config.writeEntry( "Location", locationEdit->text().upper().stripWhiteSpace() );
         config.writeEntry( "Metric", metricCB->isChecked() );
         config.writeEntry( "Frequency", timerDelaySB->value() );
 
         config.write();
 }
 
 WeatherPluginConfig::~WeatherPluginConfig()
 {
 }
 
 void WeatherPluginConfig::doLookup()
 {
         system( "weather" );
 }
 
 /*
 
 Doesn't seem to like QPEApplication::clipboard()...
 
 void WeatherPluginConfig::slotCopyLink()
 {
         QPEApplication::clipboard()->setText( "http://www.nws.noaa.gov/tg/siteloc.shtml" );
 }
-*/
\ No newline at end of file
+*/
diff --git a/noncore/todayplugins/weather/weatherpluginwidget.cpp b/noncore/todayplugins/weather/weatherpluginwidget.cpp
index f4ea0f2..800fdcb 100644
--- a/noncore/todayplugins/weather/weatherpluginwidget.cpp
+++ b/noncore/todayplugins/weather/weatherpluginwidget.cpp
@@ -1,324 +1,325 @@
 /*
                              This file is part of the OPIE Project
                =.
              .=l.            Copyright (c)  2002 Dan Williams <williamsdr@acm.org>
            .>+-=
  _;:,     .>    :=|.         This file is free software; you can
 .> <`_,   >  .   <=          redistribute it and/or modify it under
 :`=1 )Y*s>-.--   :           the terms of the GNU General Public
 .="- .-=="i,     .._         License as published by the Free Software
  - .   .-<_>     .<>         Foundation; either version 2 of the License,
      ._= =}       :          or (at your option) any later version.
     .%`+i>       _;_.
     .i_,=:_.      -<s.       This file 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 file;
   -_. . .   )=.  =           see the file COPYING. If not, write to the
     --        :-=`           Free Software Foundation, Inc.,
                              59 Temple Place - Suite 330,
                              Boston, MA 02111-1307, USA.
 
 */
 
 #include <qfile.h>
 #include <qimage.h>
 #include <qlabel.h>
 #include <qlayout.h>
 #include <qpixmap.h>
 #include <qtextstream.h>
 
 #include <opie/oprocess.h>
 
 #include <qpe/config.h>
 #include <qpe/resource.h>
 
 #include "weatherpluginwidget.h"
 
 WeatherPluginWidget::WeatherPluginWidget( QWidget *parent,  const char* name )
         : QWidget( parent,  name )
 {
         QHBoxLayout *layout = new QHBoxLayout( this );
         layout->setAutoAdd( TRUE );
         layout->setSpacing( 2 );
 
         weatherIcon = new QLabel( this );
         weatherIcon->setMaximumWidth( 32 );
         QImage logo1 = Resource::loadImage( "todayweatherplugin/wait" );
         QPixmap pic;
         pic.convertFromImage( logo1 );
         weatherIcon->setPixmap( pic );
 
         weatherLabel = new QLabel( tr( "Retreiving current weather information." ), this );
         weatherLabel->setSizePolicy( QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Preferred ) );
 
         startTimer(1000);
 }
 
 WeatherPluginWidget::~WeatherPluginWidget()
 {
         QFile file( localFile );
         if ( file.exists() )
         {
                 file.remove();
         }
 }
 
 void WeatherPluginWidget::timerEvent( QTimerEvent *e )
 {
         killTimer( e->timerId() );
         retreiveData();
 }
 
 
 
 void WeatherPluginWidget::retreiveData()
 {
         Config config( "todayweatherplugin");
         config.setGroup( "Config" );
 
         location = config.readEntry( "Location", "" );
         useMetric = config.readBoolEntry( "Metric", TRUE );
         frequency = config.readNumEntry( "Frequency", 5 );
         
         startTimer( frequency * 60000 );
 
         localFile = "/tmp/";
         localFile.append( location );
         localFile.append( ".TXT" );
 
         remoteFile = "http://weather.noaa.gov/pub/data/observations/metar/stations/";
         remoteFile.append( location );
         remoteFile.append( ".TXT" );
 
         QFile file( localFile );
         if ( file.exists() )
         {
                 file.remove();
         }
 
         OProcess *proc = new OProcess;
 
         *proc << "wget" << "-q" << remoteFile << "-O" << localFile;
         connect( proc, SIGNAL( processExited( OProcess * ) ), this, SLOT( dataRetrieved( OProcess * ) ) );
         proc->start();
 }
 
 void WeatherPluginWidget::displayWeather()
 {
         weatherData = QString::null;
 
         QFile file( localFile );
-        if ( file.open( IO_ReadOnly ) )
+        
+        if ( file.size() > 0 && file.open( IO_ReadOnly ) )
         {
                 QTextStream data( &file );
                 while ( !data.eof() )
                 {
                         weatherData.append( data.readLine() );
                 }
                 file.close();
                 weatherData = weatherData.simplifyWhiteSpace();
 
                 QString tmpstr;
 
                 tmpstr.append( tr( "Temp: " ) );
                 getTemp( weatherData );
                 tmpstr.append( dataStr );
 
                 tmpstr.append( tr( "  Wind: " ) );
                 getWind( weatherData );
                 tmpstr.append( dataStr );
 
                 tmpstr.append( tr( "\nPres: " ) );
                 getPressure( weatherData );
                 tmpstr.append( dataStr );
 
                 weatherLabel->setText( tmpstr );
 
                 tmpstr = "todayweatherplugin/";
                 getIcon( weatherData );
                 tmpstr.append( dataStr );
                 QImage logo1 = Resource::loadImage( tmpstr );
                 QPixmap pic;
                 pic.convertFromImage( logo1 );
                 weatherIcon->setPixmap( pic );
         }
         else
         {
-                weatherLabel->setText( tr( "Current weather data not available.\nTry looking out the window." ) );
+                weatherLabel->setText( tr( "Current weather data not available." ) );
         }
 }
 
 void WeatherPluginWidget::getTemp( const QString &data )
 {
         int value;
         bool ok;
 
         int pos = data.find( QRegExp( "M?[0-9]+/M?[0-9]+" ), 20 );
         if ( pos > -1 )
         {
                 if ( data.at( pos ) == 'M' )
                 {
                         value = -1 * data.mid( pos + 1, 2 ).toInt( &ok );
                 }
                 else
                 {
                         value = data.mid( pos, 2 ).toInt( &ok );
                 }
                 if ( useMetric )
                 {
                         dataStr = QString::number( value );
                         dataStr.append( 'C' );
                 }
                 else
                 {
                         dataStr = QString::number( ( value * 9 / 5 ) + 32 );
                         dataStr.append( 'F' );
                 }
         }
         else
         {
                 dataStr = tr( "n/a" );
         }
 }
 
 void WeatherPluginWidget::getWind( const QString &data )
 {
         int value;
         bool ok;
 
         int pos = data.find( QRegExp( "[0-9]*G*[0-9]*KT" ), 20 );
         if ( pos > -1 )
         {
                 if ( data.mid( pos, 3 ) != "VRB" )
                 {
                         value = data.mid( pos, 3 ).toInt( &ok );
                         if ( ( value >= 0 && value < 23 ) || ( value >= 239 && value <= 360 ) )
                                 dataStr = tr("E " );
                         else if ( value >= 23 && value < 69 )
                                 dataStr = tr( "NE " );
                         else if ( value >= 69 && value < 113 )
                                 dataStr = tr( "N " );
                         else if ( value >= 113 && value < 157 )
                                 dataStr = tr( "NW " );
                         else if ( value >= 157 && value < 203 )
                                 dataStr = tr( "W " );
                         else if ( value >= 203 && value < 248 )
                                 dataStr = tr( "SW " );
                         else if ( value >= 248 && value < 294 )
                                 dataStr = tr( "S " );
                         else if ( value >= 294 && value < 238 )
                                 dataStr = tr( "SE " );
                 }
                 if ( data.mid( pos + 5, 1) == "G" ||
                          data.mid( pos + 5, 1) == "K" )
                 {
                         value = data.mid( pos + 3, 2 ).toInt( &ok );
                 }
                 else
                 {
                         value = data.mid( pos + 3, 3 ).toInt( &ok );
                 }
                 if ( useMetric )
                 {
                         value = value * 3.6 / 1.94;
                         dataStr.append( QString::number( value ) );
                         dataStr.append( tr( " KPH" ) );
                 }
                 else
                 {
                         value = value * 2.24 / 1.94;
                         dataStr.append( QString::number( value ) );
                         dataStr.append( tr( " MPH" ) );
                 }
         }
         else
         {
                 dataStr = tr( "n/a" );
         }
 }
 
 void WeatherPluginWidget::getPressure( const QString &data )
 {
         float value;
         bool ok;
 
         int pos = data.find( QRegExp( "[AQ][0-9]+" ), 20 );
         if ( pos > -1 )
         {
                 value = data.mid( pos + 1, 4 ).toFloat( &ok );
                 if ( useMetric )
                 {
                         if ( data.mid( pos, 1 ) == "A" )
                                 value *= 33.8639 / 100;
                         dataStr = QString::number( value, 'f', 2 );
                         dataStr.append( tr( " hPa" ) );
                 }
                 else
                 {
                         if ( data.mid( pos, 1 ) == "Q" )
                                 value /= 33.8639;
                         else
                                 value /= 100;
                         dataStr = QString::number( value, 'f', 2 );
                         dataStr.append( tr( " Hg" ) );
                 }
         }
         else
         {
                 dataStr = tr( "n/a" );
         }
 }
 
 void WeatherPluginWidget::getIcon(const QString &data )
 {
         dataStr = "psunny";
         if ( data.find( "CLR ", 20  ) > -1 ||
                  data.find( "SKC ", 20  ) > -1 ||
                  data.find( "CAVOK ", 20  ) > -1 )
         {
                 dataStr = "sunny";
         }
         else if ( data.find( "SH ", 20 ) > -1 ||
                           data.find( "DZ ", 20 ) > -1 ||
                           data.find( "RA ", 20 ) > -1 ||
                           data.find( "UP ", 20 ) > -1 ||
                           data.find( "BR ", 20 ) > -1 )
         {
                 dataStr = "shower";
         }
         else if ( data.find( "TS ", 20 ) > -1 )
         {
                 dataStr = "tstorm";
         }
         else if ( data.find( "SN ", 20 ) > -1 ||
                           data.find( "SG ", 20 ) > -1 )
         {
                 dataStr = "snow";
         }
         else if ( data.find( "FZ ", 20 ) > -1 ||
                           data.find( "GR ", 20 ) > -1 ||
                           data.find( "GS ", 20 ) > -1 ||
                           data.find( "PE ", 20 ) > -1 ||
                           data.find( "IC ", 20 ) > -1 )
         {
                 dataStr = "sleet";
         }
 }
 
 void WeatherPluginWidget::dataRetrieved( OProcess *process )
 {
         if ( process->normalExit() )
         {
                 displayWeather();
         }
         else
         {
-                weatherLabel->setText( tr( "Current weather data not available.\nTry looking out the window." ) );
+                weatherLabel->setText( tr( "Current weather data not available." ) );
         }
 }