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-rw-r--r--kweather/kweather.cpp425
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diff --git a/kweather/kweather.cpp b/kweather/kweather.cpp
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+/***************************************************************************
+ kweather.cpp - description
+ -------------------
+ begin : Wed Jul 5 23:09:02 CDT 2000
+ copyright : (C) 2000-2003 by Ian Reinhart Geiser
+ : (C) 2002-2003 Nadeem Hasan <nhasan@kde.org>
+ email : geiseri@msoe.edu
+ ***************************************************************************/
+
+/***************************************************************************
+ * *
+ * 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. *
+ * *
+ ***************************************************************************/
+
+#include <kaboutapplication.h>
+#include <kapplication.h>
+#include <kcmultidialog.h>
+#include <kdebug.h>
+#include <klocale.h>
+#include <kiconloader.h>
+#include <kmessagebox.h>
+#include <kpopupmenu.h>
+#include <kconfig.h>
+#include <ksettings/dialog.h>
+#include <ksettings/dispatcher.h>
+#include <dcopclient.h>
+
+#include <qfile.h>
+#include <qtimer.h>
+#include <qpalette.h>
+
+#include "kweather.h"
+#include "reportview.h"
+#include "dockwidget.h"
+#include "weatherservice_stub.h"
+
+extern "C"
+{
+ KDE_EXPORT KPanelApplet* init(QWidget *parent, const QString& configFile)
+ {
+ KGlobal::locale()->insertCatalogue("kweather");
+ kweather *theApplet = new kweather(configFile, KPanelApplet::Normal,
+ 0, parent, "kweather");
+ return theApplet;
+ }
+}
+
+kweather::kweather(const QString& configFile, Type t, int actions,
+ QWidget *parent, const char *name):
+ KPanelApplet(configFile, t, actions, parent, name), weatherIface(),
+ mFirstRun( false ), mReport( 0 ), mClient( 0 ),
+ mContextMenu( 0 ), mWeatherService( 0 ), settingsDialog( 0 ), mTextColor(Qt::black)
+{
+ kdDebug(12004) << "Constructor " << endl;
+ setObjId("weatherIface");
+
+ setBackgroundOrigin( QWidget::AncestorOrigin );
+ loadPrefs();
+ initContextMenu();
+ initDCOP();
+
+ dockWidget = new dockwidget(reportLocation, this, "dockwidget");
+ connect(dockWidget, SIGNAL(buttonClicked()), SLOT(doReport()));
+ dockWidget->setViewMode(mViewMode);
+ setLabelColor();
+
+ timeOut = new QTimer(this, "timeOut" );
+ connect(timeOut, SIGNAL(timeout()), SLOT(timeout()));
+ timeOut->start(10*60*1000);
+
+ if(mFirstRun)
+ preferences();
+ else
+ timeout();
+}
+
+kweather::~kweather()
+{
+ delete mWeatherService;
+}
+
+void kweather::initContextMenu()
+{
+ mContextMenu = new KPopupMenu(this);
+ mContextMenu->insertTitle(i18n("KWeather - %1").arg( reportLocation ), -1, 0);
+ mContextMenu->insertItem(SmallIcon("viewmag"), i18n("Show &Report"),
+ this, SLOT(doReport()), 0, -1, 1);
+ mContextMenu->insertItem(SmallIcon("reload"), i18n("&Update Now"),
+ this, SLOT(slotUpdateNow()), 0, -1, 2);
+ mContextMenu->insertSeparator();
+ mContextMenu->insertItem(SmallIcon("kweather"), i18n("&About KWeather"), this, SLOT(about()));
+ mContextMenu->insertItem(SmallIcon("configure"),
+ i18n("&Configure KWeather..."), this, SLOT(preferences()));
+ setCustomMenu(mContextMenu);
+}
+
+void kweather::initDCOP()
+{
+ if ( !mClient )
+ mClient = KApplication::dcopClient();
+
+ if(!mClient->isAttached())
+ mClient->attach();
+
+ if(!attach())
+ return;
+
+ kdDebug(12004) << "attached to the server..." << endl;
+
+ if ( mWeatherService )
+ delete mWeatherService;
+
+ mWeatherService = new WeatherService_stub( "KWeatherService", "WeatherService" );
+
+ if (!connectDCOPSignal(0, 0, "fileUpdate(QString)",
+ "refresh(QString)",false))
+ kdDebug(12004) << "Could not attach dcop signal..." << endl;
+ else
+ kdDebug(12004) << "attached dcop signals..." << endl;
+}
+
+/** about box */
+void kweather::about(){
+ kdDebug(12004) << "Telling about" << endl;
+ KAboutData aboutData("KWeather", "KWeather", "2.1.0",
+ I18N_NOOP("Weather applet for the Kicker"), KAboutData::License_GPL_V2);
+ aboutData.addAuthor("Ian Reinhart Geiser", "", "geiseri@kde.org",
+ "http://www.kde.org/");
+ //aboutData.addAuthor("Nadeem Hasan", "", "nhasan@nadmm.com", "http://www.nadmm.com/");
+ aboutData.addCredit("Nadeem Hasan", I18N_NOOP("Lots of bugfixes,"
+ " improvements and cleanups."), "nhasan@nadmm.com");
+ aboutData.addCredit("Will Andrews", I18N_NOOP("Fixed for BSD port"),
+ "wca@users.sourceforge.net", "");
+ aboutData.addCredit("Ben Burton", I18N_NOOP("Debian fixes"), "benb@acm.org");
+ aboutData.addCredit("Otto Bruggeman", I18N_NOOP("Fixed the i18n stuff and"
+ " made sure the indentation was consistent :P"), "bruggie@home.nl");
+ aboutData.addCredit( "Carles Carbonell Bernado",
+ I18N_NOOP( "Great new weather icons" ), "mail@carlitus.net" );
+ aboutData.addCredit( "John Ratke",
+ I18N_NOOP( "Improvements and more code cleanups" ), "jratke@comcast.net" );
+
+ KAboutApplication about(&aboutData, this, 0);
+ about.setProgramLogo( KGlobal::instance()->iconLoader()->iconPath( "kweather", -KIcon::SizeLarge ) );
+ about.exec();
+}
+
+/** prefs */
+void kweather::preferences()
+{
+ kdDebug(12004) << "prefs" << endl;
+
+ savePrefs();
+
+ if ( settingsDialog == 0 )
+ {
+ settingsDialog = new KCMultiDialog( this );
+ connect( settingsDialog, SIGNAL( configCommitted() ), SLOT( slotPrefsAccepted() ) );
+
+ settingsDialog->addModule( "kcmweather.desktop" );
+ settingsDialog->addModule( "kcmweatherservice.desktop" );
+ }
+
+ settingsDialog->show();
+ settingsDialog->raise();
+}
+
+/** The help handler */
+void kweather::help()
+{
+ kapp->invokeHelp(QString::null, QString::fromLatin1("kweather"));
+}
+
+/** Display the current weather report. */
+void kweather::doReport()
+{
+ if ( reportLocation.isEmpty() )
+ {
+ // no station to display defined -> open settings dialog
+ preferences();
+ return;
+ }
+
+ kdDebug(12004) << "Showing out the report" << endl;
+ if ( mReport == 0 )
+ {
+ mReport = new reportView(reportLocation);
+
+ connect( mReport, SIGNAL( finished() ), SLOT( slotReportFinished() ) );
+ }
+
+ mReport->show();
+ mReport->raise();
+}
+
+void kweather::slotReportFinished(){
+ mReport->delayedDestruct();
+ mReport = 0;
+}
+
+/** load the application */
+void kweather::loadPrefs(){
+ kdDebug(12004) << "Loading Prefs" << endl;
+ KConfig *kcConfig = config();
+ kcConfig->reparseConfiguration();
+
+ if (!kcConfig->hasGroup ("General Options") )
+ mFirstRun = true;
+
+ kcConfig->setGroup("General Options");
+ logOn = kcConfig->readBoolEntry("logging", false);
+ fileName = kcConfig->readPathEntry("log_file_name");
+ reportLocation = kcConfig->readEntry("report_location");
+ mViewMode = kcConfig->readNumEntry("smallview_mode", dockwidget::ShowAll);
+
+ static QColor black(Qt::black);
+ mTextColor = kcConfig->readColorEntry("textColor", &black);
+}
+
+/** Save the application mPrefs. */
+void kweather::savePrefs(){
+ kdDebug(12004) << "Saving Prefs..." << endl;
+ KConfig *kcConfig = config();
+
+ kcConfig->setGroup("General Options");
+ kcConfig->writeEntry("logging", logOn);
+ kcConfig->writeEntry("report_location", reportLocation);
+ kcConfig->writeEntry("smallview_mode", mViewMode);
+ kcConfig->writePathEntry("log_file_name", fileName );
+ kcConfig->sync();
+}
+
+void kweather::showWeather()
+{
+ kdDebug(12004) << "Show weather" << endl;
+ dockWidget->showWeather();
+ emit updateLayout();
+}
+
+void kweather::writeLogEntry()
+{
+ // Write data line in the CSV format
+ if (logOn && !fileName.isEmpty())
+ {
+ kdDebug(12004)<< "Try log file:" << fileName << endl;
+ QFile logFile(fileName);
+ QTextStream logFileStream(&logFile);
+ if (logFile.open(IO_Append | IO_ReadWrite))
+ {
+ QString temperature = mWeatherService->temperature(reportLocation );
+ QString wind = mWeatherService->wind(reportLocation );
+ QString pressure = mWeatherService->pressure(reportLocation );
+ QString date = mWeatherService->date(reportLocation );
+ QStringList weather = mWeatherService->weather(reportLocation );
+ QStringList cover = mWeatherService->cover(reportLocation );
+ QString visibility = mWeatherService->visibility(reportLocation );
+ logFileStream << date << ",";
+ logFileStream << wind << ",";
+ logFileStream << temperature << ",";
+ logFileStream << pressure << ",";
+ logFileStream << cover.join(";") << ",";
+ logFileStream << visibility << ",";
+ logFileStream << weather.join(";");
+ logFileStream << endl;
+ }
+ else
+ {
+ KMessageBox::sorry( this,
+ i18n("For some reason the log file could not be written to.\n"
+ "Please check to see if your disk is full or if you "
+ "have write access to the location you are trying to "
+ "write to."),
+ i18n("KWeather Error"));
+ }
+ logFile.close();
+ }
+}
+
+/** get new data */
+void kweather::timeout()
+{
+ if ( !mWeatherService )
+ initDCOP();
+
+ if ( mWeatherService )
+ {
+ // isEmtpy is true for null and 0 length strings
+ if ( !reportLocation.isEmpty() )
+ {
+ kdDebug(12004)<< "Requesting new data for " << reportLocation << endl;
+ mWeatherService->update(reportLocation);
+ }
+ }
+}
+
+int kweather::widthForHeight(int h) const
+{
+ //kdDebug(12004) << "widthForHeight " << h << endl;
+ dockWidget->setOrientation(Horizontal);
+ int w = dockWidget->widthForHeight(h);
+ return w;
+}
+
+int kweather::heightForWidth(int w) const
+{
+ kdDebug(12004) << "heightForWidth " << w<< endl;
+ dockWidget->setOrientation(Vertical);
+ int h = dockWidget->heightForWidth( w );
+ return h;
+}
+
+void kweather::refresh(QString stationID)
+{
+ kdDebug(12004) << "refresh " << stationID << endl;
+ if( stationID == reportLocation)
+ {
+ showWeather();
+ writeLogEntry();
+ }
+}
+
+void kweather::slotPrefsAccepted()
+{
+ // Preferences have been saved in the config file by the KCModule,
+ // so read them out.
+ loadPrefs();
+
+ dockWidget->setLocationCode(reportLocation);
+ dockWidget->setViewMode(mViewMode);
+ setLabelColor();
+ emit updateLayout();
+
+ if (logOn && !fileName.isEmpty())
+ {
+ QFile logFile(fileName);
+ // Open the file, create it if not already exists
+ if (logFile.open(IO_ReadWrite))
+ {
+ if (logFile.size() == 0)
+ {
+ // Empty file, put the header
+ QTextStream logFileStream(&logFile);
+ logFileStream << "Date,Wind Speed & Direction,Temperature,Pressure,Cover,Visibility,Current Weather" << endl;
+ }
+ logFile.close();
+ }
+ else
+ {
+ kdDebug(12004) << "There was an error opening the file...." << endl;
+ KMessageBox::sorry( this,
+ i18n("For some reason a new log file could not be opened.\n"
+ "Please check to see if your disk is full or if you have "
+ "write access to the location you are trying to write to."),
+ i18n("KWeather Error"));
+ }
+ }
+
+ timeout();
+}
+
+void kweather::mousePressEvent(QMouseEvent *e)
+{
+ if ( e->button() != RightButton )
+ {
+ KPanelApplet::mousePressEvent( e );
+ return;
+ }
+
+ mContextMenu->exec(e->globalPos());
+}
+
+void kweather::slotUpdateNow()
+{
+ if ( !mWeatherService )
+ initDCOP();
+
+ mWeatherService->forceUpdate(reportLocation );
+}
+
+bool kweather::attach()
+{
+ QString error;
+ kdDebug(12004) << "Looking for dcop service..." << endl;
+ if (!mClient->isApplicationRegistered("KWeatherService"))
+ {
+ kdDebug(12004) << "Could not find service so I am starting it..."
+ << endl;
+ if (!KApplication::startServiceByDesktopName("kweatherservice",
+ QStringList(), &error))
+ {
+ kdDebug(12004) << "Starting KWeatherService failed with message: "
+ << error << endl;
+ return false;
+ }
+
+ kdDebug (12004) << "Service Started..." << endl;
+ }
+ else
+ {
+ kdDebug(12004) << "Found weather service..." << endl;
+ }
+
+ return true;
+}
+
+void kweather::resizeEvent(QResizeEvent *e)
+{
+ kdDebug(12004) << "KWeather Resize event " << e->size() << endl;
+ dockWidget->resizeView(e->size());
+}
+
+void kweather::setLabelColor()
+{
+ setPaletteForegroundColor(mTextColor);
+}
+
+void kweather::paletteChange(const QPalette &)
+{
+ setLabelColor();
+}
+
+#include "kweather.moc"
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