only show popup if visible

1 files changed, 4 insertions, 3 deletions

diff --git a/noncore/settings/netsystemtime/ntp.cpp b/noncore/settings/netsystemtime/ntp.cpp
index 111f7d4..6e74e32 100644
--- a/noncore/settings/netsystemtime/ntp.cpp
+++ b/noncore/settings/netsystemtime/ntp.cpp
@@ -1,400 +1,401 @@
 #include "ntp.h"
 #include <qpushbutton.h>
 #include <qregexp.h>
 #include <qtimer.h>
 #include <qtable.h>
 #include <qlabel.h>
 #include <qsocket.h>
 #include <qlineedit.h>
 #include <qspinbox.h>
 #include <qcheckbox.h>
 #include <qtabwidget.h>
 #include <qlayout.h>
 #include <qmessagebox.h>
 #include <qmultilineedit.h>
 #include <opie/oprocess.h>
 #include <qpe/qpeapplication.h>
 #include <qpe/config.h>
 #include <qpe/global.h>
 #include <qpe/timeconversion.h>
 #include <qpe/tzselect.h>
 #include <qpe/timestring.h>
 #include <qpe/qpedialog.h>
 #include <qpe/datebookdb.h>
 #include <qpe/qcopenvelope_qws.h>
 #include <sys/time.h>
 #include <time.h>
 #include <stdlib.h>
 
 
 Ntp::Ntp( QWidget* parent,  const char* name, WFlags fl )
   : SetDateTime( parent, name, fl )
 {
   Config ntpSrvs(QPEApplication::qpeDir()+"etc/ntpservers",Config::File);
   ntpSrvs.setGroup("servers");
   int srvCount = ntpSrvs.readNumEntry("count", 0 );
   for (int i = 0; i < srvCount; i++)
     {
       ntpSrvs.setGroup(QString::number(i));
       ComboNtpSrv->insertItem( ntpSrvs.readEntry("name") );
     }
   if ( srvCount==0 ) ComboNtpSrv->insertItem(tr("time.fu-berlin.de"));
 
   Config cfg("ntp",Config::User);
   cfg.setGroup("settings");
   SpinBoxMinLookupDelay->setValue( cfg.readNumEntry("minLookupDiff",720) );
   SpinBoxNtpDelay->setValue( cfg.readNumEntry("ntpRefreshFreq",1440) );
   ComboNtpSrv->setCurrentItem( cfg.readNumEntry("ntpServer", 0) );
 
   //make tab order
   
   TabWidgetMain->removePage( tabMain );
   TabWidgetMain->removePage( tabManualSetTime );
   TabWidgetMain->removePage( TabSettings );
   TabWidgetMain->removePage( tabPredict );
   TabWidgetMain->removePage( tabNtp );
 
   TabWidgetMain->insertTab( tabMain, tr( "Main" ) );
   TabWidgetMain->insertTab( tabManualSetTime, tr( "Manual" ) );
   TabWidgetMain->insertTab( TabSettings, tr( "Settings" ) );
   TabWidgetMain->insertTab( tabPredict, tr( "Predict" ) );
   TabWidgetMain->insertTab( tabNtp, tr( "NTP" ) );
   NtpBaseLayout->addWidget( TabWidgetMain, 0, 0 );
 
   
 
   bool advMode = cfg.readBoolEntry("advancedFeatures", false );
   showAdvancedFeatures(advMode);
   CheckBoxAdvSettings->setChecked( advMode );
   connect( CheckBoxAdvSettings, SIGNAL( toggled( bool ) ),
            SLOT( showAdvancedFeatures( bool ) ) );
 
   makeChannel();
 
   ntpTimer = new QTimer(this);
 
   ntpProcess = new OProcess( );
   connect( SpinBoxNtpDelay, SIGNAL( valueChanged(int) ),
            SLOT(slotNtpDelayChanged(int)) );
 
   ntpSock = new QSocket( this );
   connect( ntpSock, SIGNAL( error(int) ),
            SLOT(slotCheckNtp(int)) );
   slotProbeNtpServer();
 
   connect ( ntpProcess, SIGNAL(receivedStdout(OProcess*,char*,int)),
             this, SLOT(getNtpOutput(OProcess*,char*,int)));
   connect ( ntpProcess, SIGNAL(processExited(OProcess*)),
             this, SLOT(ntpFinished(OProcess*)));
   connect(runNtp, SIGNAL(clicked()), this, SLOT(slotRunNtp()));
   connect(PushButtonPredict, SIGNAL(clicked()), this, SLOT(preditctTime()));
   connect(PushButtonSetPredTime, SIGNAL(clicked()), this, SLOT(setPredictTime()));
   slotCheckNtp(-1);
   readLookups();
 }
 
 Ntp::~Ntp()
 {
   delete ntpProcess;
   Config ntpSrvs("/etc/ntpservers",Config::File);
   ntpSrvs.setGroup("servers");
   int srvCount = ComboNtpSrv->count();
   ntpSrvs.writeEntry("count", srvCount);
   for (int i = 0; i < srvCount; i++){
     ntpSrvs.setGroup(QString::number(i));
     ntpSrvs.writeEntry( "name", ComboNtpSrv->text(i) );
   }
   Config cfg("ntp",Config::User);
   cfg.setGroup("settings");
   cfg.writeEntry("ntpServer", ComboNtpSrv->currentItem());
   cfg.writeEntry( "minLookupDiff", SpinBoxMinLookupDelay->value() );
   cfg.writeEntry( "ntpRefreshFreq", SpinBoxNtpDelay->value() );
   cfg.writeEntry( "advancedFeatures", CheckBoxAdvSettings->isChecked() );
 }
 
 bool Ntp::ntpDelayElapsed()
 {
   Config cfg("ntp",Config::User);
   cfg.setGroup("lookups");
   _lookupDiff = TimeConversion::toUTC(QDateTime::currentDateTime()) - cfg.readNumEntry("time",0);
   if (_lookupDiff < 0) return true; 
   int i =_lookupDiff - (SpinBoxNtpDelay->value()*60);
   return i > -60;
 }
 
 QString Ntp::getNtpServer()
 {
   return ComboNtpSrv->currentText();
 }
 
 void Ntp::slotRunNtp()
 {
   if ( !ntpDelayElapsed() && CheckBoxAdvSettings->isChecked() )
     {
       switch (
               QMessageBox::warning(this, tr("Run NTP?"),
                                    tr("You asked for a delay of ")+SpinBoxNtpDelay->text()+tr(" minutes, but only ")+
                                    QString::number(_lookupDiff/60)+tr(" minutes elapsed since last lookup.")+
                                    "<br>"+tr("Rerun NTP?"),
                                    QMessageBox::Ok,QMessageBox::Cancel)
               ) {
       case QMessageBox::Ok:     break;
       case QMessageBox::Cancel: return;
       default: return;
       }
     }
   TextLabelStartTime->setText(QDateTime::currentDateTime().toString());
   ntpOutPut( tr("Running:")+"\nntpdate "+getNtpServer() );
          
   ntpProcess->clearArguments();
   *ntpProcess << "ntpdate" << getNtpServer();
   bool ret = ntpProcess->start(OProcess::NotifyOnExit,OProcess::AllOutput);
   if ( !ret ) {
     QMessageBox::critical(this, tr("ntp error"),
                        tr("Error while getting time form network!"));
     qDebug("Error while executing ntpdate");
     ntpOutPut( tr("Error while executing ntpdate"));
   }
 }
 
 void  Ntp::getNtpOutput(OProcess *proc, char *buffer, int buflen)
 {
   if (! proc ) qDebug("Ntp::getNtpOutput OProcess is null");
   QString lineStr, lineStrOld;
   lineStr = buffer;
   lineStr=lineStr.left(buflen);
   if (lineStr!=lineStrOld)
     {
       ntpOutPut(lineStr);
       _ntpOutput += lineStr;
     }
   lineStrOld = lineStr;
 }
 
 void  Ntp::ntpFinished(OProcess *p)
 {
   qDebug("p->exitStatus() %i",p->exitStatus());
   if (p->exitStatus()!=0 || !p->normalExit())
     {      
-      QMessageBox::critical(this, tr("ntp error"),
+      if ( isVisible() ) {
+        QMessageBox::critical(this, tr("ntp error"),
                             tr("Error while getting time form\n server")+ 
                             getNtpServer()+"\n"+
                             _ntpOutput );
-      //      TabWidgetMain->setCurrentPage( 1 );
-      TabWidgetMain->showPage( tabManualSetTime );
+        TabWidgetMain->showPage( tabManualSetTime );
+      }
       
       return;
     }
 
   Global::writeHWClock();
   // since time has changed quickly load in the datebookdb
   // to allow the alarm server to get a better grip on itself
   // (example re-trigger alarms for when we travel back in time)
   DateBookDB db;
   
   //  QCopEnvelope timeApplet( "QPE/TaskBar", "reloadApplets()" );
   //  timeApplet << "";
   
   Config cfg("ntp",Config::User);
   cfg.setGroup("lookups");
   int lastLookup = cfg.readNumEntry("time",0);
   int lookupCount = cfg.readNumEntry("count",0);
   bool lastNtp = cfg.readBoolEntry("lastNtp",false);
   int time = TimeConversion::toUTC( QDateTime::currentDateTime() );
   cfg.writeEntry("time", time);
          
   float timeShift = getTimeShift();
   if (timeShift == 0.0) return;
   int secsSinceLast = time - lastLookup;
   TextLabelNewTime->setText(QDateTime::currentDateTime().toString());
   TextLabelTimeShift->setText(QString::number(timeShift)+tr(" seconds"));
   if ( lastNtp && lastLookup > 0 && secsSinceLast > 60* SpinBoxMinLookupDelay->value())
     {
       cfg.setGroup("lookup_"+QString::number(lookupCount));
       lookupCount++;
       _shiftPerSec =  timeShift / secsSinceLast;
       qDebug("secs since last lookup %i", secsSinceLast);qDebug("timeshift since last lookup %f", timeShift);qDebug("timeshift since per sec %f", _shiftPerSec);
       cfg.writeEntry("secsSinceLast",secsSinceLast);
       cfg.writeEntry("timeShift",QString::number(timeShift));
       cfg.setGroup("lookups");
       cfg.writeEntry("count",lookupCount);
       cfg.writeEntry("lastNtp",true);
     }
 }
 
 
 float Ntp::getTimeShift()
 {
   QString _offset = "offset";
   QString _sec = "sec";
   QRegExp _reOffset = QRegExp(_offset);
   QRegExp _reEndOffset = QRegExp(_sec);
   int posOffset = _reOffset.match( _ntpOutput );
   int posEndOffset = _reEndOffset.match( _ntpOutput, posOffset );
   posOffset += _offset.length() + 1;
   QString diff = _ntpOutput.mid(posOffset, posEndOffset-posOffset-1);
   qDebug("%s", _ntpOutput.latin1());
   qDebug("diff = >%s<",diff.latin1());
   return diff.toFloat();
 }
 
 void Ntp::readLookups()
 {
   Config cfg("ntp",Config::User);
   cfg.setGroup("lookups");
   int lookupCount = cfg.readNumEntry("count",0);
   float last, shift, shiftPerSec;
   qDebug("lookupCount = %i",lookupCount);
   TableLookups->setNumCols( 3 );
   TableLookups->setNumRows( lookupCount);
   TableLookups->horizontalHeader()->setLabel(1,tr("last [h]"));
   TableLookups->horizontalHeader()->setLabel(2,tr("offset [s]"));
   TableLookups->horizontalHeader()->setLabel(0,tr("shift [s/h]"));
   int cw = TableLookups->width()/4;
   qDebug("column width %i",cw);
   cw = 50;
   TableLookups->setColumnWidth( 0, cw+30 );
   TableLookups->setColumnWidth( 1, cw );
   TableLookups->setColumnWidth( 2, cw );
   TableLookups->sortColumn(0, false, true );
   // TableLookups->setSorting( true );
   _shiftPerSec = 0;
   for (int i=0; i < lookupCount; i++)
     {
       cfg.setGroup("lookup_"+QString::number(i));
       last = cfg.readEntry("secsSinceLast",0).toFloat();
       shift = QString(cfg.readEntry("timeShift",0)).toFloat();
       shiftPerSec =  shift / last;
       qDebug("%i shift %f",i,shiftPerSec);
       _shiftPerSec += shiftPerSec;
       TableLookups->setText( i,0,QString::number(shiftPerSec*60*60));
       TableLookups->setText( i,2,QString::number(shift));
       TableLookups->setText( i,1,QString::number(last/(60*60)));
     }
   _shiftPerSec /= lookupCount;
   TextLabelShift->setText(QString::number(_shiftPerSec*60*60)+tr(" s/h"));
 }
 
 void Ntp::preditctTime()
 {
   Config cfg("ntp",Config::User);
   cfg.setGroup("lookups");
   int lastTime = cfg.readNumEntry("time",0);
   cfg.writeEntry("lastNtp",true);
   setenv( "TZ", tz->currentZone(), 1 );
   int now = TimeConversion::toUTC( QDateTime::currentDateTime() );
   int corr = int((now - lastTime) * _shiftPerSec);
   TextLabelEstimatedShift->setText(QString::number(corr)+tr(" seconds"));
   predictedTime = QDateTime::currentDateTime().addSecs(corr);
   TextLabelPredTime->setText(predictedTime.toString());
   TextLabelMainPredTime->setText(tr("Predicted time:")+"<br><b>"+predictedTime.toString()+"</b>");
 }
 
 void Ntp::setPredictTime()
 {
   preditctTime();
   setTime( predictedTime );
 }
 
 void Ntp::slotCheckNtp(int i)
 {
   if (i == 0)
     {
       TextLabelMainPredTime->hide();
       ButtonSetTime->setText( tr("Get time from network") );
       connect( ButtonSetTime, SIGNAL(clicked()), SLOT(slotRunNtp()) );
       if ( ntpDelayElapsed() )
            {
           slotRunNtp();
           disconnect(ntpTimer, SIGNAL( timeout() ), this, SLOT(slotProbeNtpServer()) );
           connect(ntpTimer, SIGNAL( timeout() ), SLOT(slotRunNtp()) );
         }else{
           disconnect(ntpTimer, SIGNAL( timeout() ), this, SLOT(slotRunNtp()) );
           connect(ntpTimer, SIGNAL( timeout() ), SLOT(slotProbeNtpServer()) );
         }
     }else{
       preditctTime();
       ButtonSetTime->setText( tr("Set predicted time: ")+predictedTime.toString() );
       if (i>0)ntpOutPut(tr("Could not connect to server ")+getNtpServer());
       connect( ButtonSetTime, SIGNAL(clicked()), SLOT(setPredictTime()) );
       connect( ntpTimer, SIGNAL( timeout() ), SLOT(slotProbeNtpServer()) );
     }
 }
 
 void Ntp::slotProbeNtpServer()
 {
   ntpSock->connectToHost( getNtpServer() ,123);
 }
 
 void Ntp::slotNtpDelayChanged(int delay)
 {
   ntpTimer->changeInterval( delay*1000*60 );
 }
 
 void Ntp::ntpOutPut(QString out)
 {
   
   MultiLineEditntpOutPut->append(out);
   MultiLineEditntpOutPut->setCursorPosition(MultiLineEditntpOutPut->numLines() + 1,0,FALSE);
 }
 
 
 void Ntp::makeChannel()
         {   
   channel = new QCopChannel( "QPE/Application/netsystemtime", this );
   connect( channel, SIGNAL(received(const QCString&, const QByteArray&)),
            this, SLOT(receive(const QCString&, const QByteArray&)) );
 }
 
 
 
 void Ntp::receive(const QCString &msg, const QByteArray &arg)
 {
   qDebug("QCop(Ntp) "+msg+" "+QCString(arg));
   if ( msg == "ntpLookup(QString)" )
     {
       slotRunNtp();
     }
   if ( msg == "setPredictedTime(QString)" )
     {
       setPredictTime();
     }else{
       qDebug("Ntp::receive: Huh what do ya want");
     }
 }
 
 void Ntp::setDocument(const QString &fileName)
 {
   qDebug("Ntp::setDocument( %s )",fileName.latin1());
 }
 
 void Ntp::showAdvancedFeatures(bool advMode)
 {
   if  (advMode) {
     
     TabWidgetMain->addTab( tabPredict, tr( "Predict" ) );
     TabWidgetMain->addTab( tabNtp, tr( "NTP" ) );
     TextLabel1_2_2->show();
     TextLabel2_3->show();
     TextLabel3_3_2->show();
     TextLabel1_2->show();
     SpinBoxMinLookupDelay->show();
     TextLabel2->show();
     TextLabel3_3->show();
     SpinBoxNtpDelay->show();
     Line1->show();
   }else{
     TabWidgetMain->removePage( tabPredict );
     TabWidgetMain->removePage( tabNtp );
     TextLabel1_2_2->hide();
     TextLabel2_3->hide();
     TextLabel3_3_2->hide();
     TextLabel1_2->hide();
     SpinBoxMinLookupDelay->hide();
     TextLabel2->hide();
     TextLabel3_3->hide();
     SpinBoxNtpDelay->hide();
     Line1->hide();
   };
   TabWidgetMain->show();
 }