| -rw-r--r-- | noncore/settings/netsystemtime/predicttabwidget.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/noncore/settings/netsystemtime/predicttabwidget.cpp b/noncore/settings/netsystemtime/predicttabwidget.cpp index 8dc889f..a9fe418 100644 --- a/noncore/settings/netsystemtime/predicttabwidget.cpp +++ b/noncore/settings/netsystemtime/predicttabwidget.cpp @@ -27,141 +27,142 @@ */ #include "predicttabwidget.h" #include <qpe/config.h> #include <qpe/timeconversion.h> #include <qlabel.h> #include <qlayout.h> #include <qpushbutton.h> #include <qscrollview.h> #include <qtable.h> #include <stdlib.h> PredictTabWidget::PredictTabWidget( QWidget *parent ) : QWidget( parent, 0x0, 0 ) { /* QVBoxLayout *tmpvb = new QVBoxLayout( this ); QScrollView *sv = new QScrollView( this ); tmpvb->addWidget( sv, 0, 0 ); sv->setResizePolicy( QScrollView::AutoOneFit ); sv->setFrameStyle( QFrame::NoFrame ); QWidget *container = new QWidget( sv->viewport() ); sv->addChild( container ); */ QGridLayout *layout = new QGridLayout( this ); layout->setMargin( 2 ); layout->setSpacing( 4 ); // Predicted time drift layout->addWidget( new QLabel( tr( "Predicted time drift" ), this ), 0, 0 ); lblDrift = new QLabel( tr( "n/a" ), this ); layout->addWidget( lblDrift, 0, 1 ); // Estimated time difference layout->addWidget( new QLabel( tr( "Estimated shift" ), this ), 1, 0 ); lblDiff = new QLabel( tr( "n/a" ), this ); layout->addWidget( lblDiff, 1, 1 ); // Predicted time layout->addWidget( new QLabel( tr( "Predicted time" ), this ), 2, 0 ); lblPredicted = new QLabel( tr( "n/a" ), this ); layout->addWidget( lblPredicted, 2, 1 ); // Prediction table tblLookups = new QTable( 2, 3, this ); QFont font( tblLookups->font() ); font.setPointSize( 7 ); tblLookups->setFont( font ); tblLookups->horizontalHeader()->setLabel( 0, tr( "Shift [s/h]" ) ); tblLookups->horizontalHeader()->setLabel( 1, tr( "Last [h]" ) ); tblLookups->horizontalHeader()->setLabel( 2, tr( "Offset [s]" ) ); tblLookups->setColumnWidth( 0, 78 ); tblLookups->setColumnWidth( 1, 50 ); tblLookups->setColumnWidth( 2, 50 ); tblLookups->setMinimumHeight( 50 ); tblLookups->setSizePolicy( QSizePolicy( QSizePolicy::Preferred, QSizePolicy::Maximum ) ); layout->addMultiCellWidget( tblLookups, 3, 3, 0, 1 ); // Predict time button QPushButton *pb = new QPushButton( tr( "Predict time" ), this ); connect( pb, SIGNAL(clicked()), this, SLOT(slotPredictTime()) ); layout->addWidget( pb, 4, 0 ); // Set predicted time button pb = new QPushButton( tr( "Set predicted time" ), this ); connect( pb, SIGNAL(clicked()), this, SLOT(slotSetPredictedTime()) ); layout->addWidget( pb, 4, 1 ); // Initialize values Config config( "ntp" ); config.setGroup( "lookups" ); int lookupCount = config.readNumEntry( "count", 0 ); float last, shift, shiftPerSec; tblLookups->setNumRows( lookupCount ); int cw = tblLookups->width() / 4; cw = 50; tblLookups->sortColumn( 0, FALSE, TRUE ); _shiftPerSec = 0; QString grpname; for ( int i=0; i < lookupCount; i++ ) { grpname = "lookup_"; grpname.append( QString::number( i ) ); config.setGroup( grpname ); last = config.readEntry( "secsSinceLast", 0 ).toFloat(); shift = QString( config.readEntry( "timeShift", 0 ) ).toFloat(); shiftPerSec = shift / last; _shiftPerSec += shiftPerSec; tblLookups->setText( i, 0, QString::number( shiftPerSec * 60 * 60 ) ); tblLookups->setText( i, 2, QString::number( shift ) ); tblLookups->setText( i, 1, QString::number( last / ( 60 * 60 ) ) ); } - _shiftPerSec /= lookupCount; + if(lookupCount) + _shiftPerSec /= lookupCount; QString drift = QString::number( _shiftPerSec * 60 * 60); drift.append( tr( " s/h" ) ); lblDrift->setText( drift ); Config lconfig( "locale" ); lconfig.setGroup( "Location" ); tz = lconfig.readEntry( "Timezone", "America/New_York" ); } PredictTabWidget::~PredictTabWidget() { } void PredictTabWidget::setShiftPerSec( int i ) { _shiftPerSec += i; } void PredictTabWidget::slotTZChanged( const QString &newtz ) { tz = newtz; } void PredictTabWidget::slotPredictTime() { Config config( "ntp" ); config.setGroup( "lookups" ); int lastTime = config.readNumEntry( "time", 0 ); config.writeEntry( "lastNtp", TRUE ); setenv( "TZ", tz, 1 ); int now = TimeConversion::toUTC( QDateTime::currentDateTime() ); int corr = int( ( now - lastTime ) * _shiftPerSec ); QString diff = QString::number( corr ); diff.append( tr( " seconds" ) ); lblDiff->setText( diff ); predictedTime = QDateTime::currentDateTime().addSecs( corr ); lblPredicted->setText( predictedTime.toString() ); } void PredictTabWidget::slotSetPredictedTime() { slotPredictTime(); emit setTime( predictedTime ); } |