Show 'Predict' tab only once - close #1543

2 files changed, 14 insertions, 3 deletions

diff --git a/ChangeLog b/ChangeLog
index 9a32023..ba355ed 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -25,4 +25,5 @@
         * #1514 - Remove usage of cardmon/pcmcia picture in applications. pcmcia is now an inline picture (mickeyl)
                 * #1535- Missing line break and unnecessary location shown with Today-Calendar plugin (deller)
+        * #1543 - Time Settings: "predict" tab is displayed twice after reopen (hrw)
         * #1546 - Battery applet popup is not always large enough to show jacket remaining info (skyhusker)
         * #1557 - Light&Power-Settings don't store warning intervall and warning levels (skyhusker)
diff --git a/noncore/settings/netsystemtime/mainwindow.cpp b/noncore/settings/netsystemtime/mainwindow.cpp
index 35d4105..c1cd796 100644
--- a/noncore/settings/netsystemtime/mainwindow.cpp
+++ b/noncore/settings/netsystemtime/mainwindow.cpp
@@ -68,4 +68,5 @@ MainWindow::MainWindow( QWidget *parent , const char *name,  bool modal, WFlags
     ntpProcess = 0x0;
     ntpTab = 0x0;
+    predictTab = 0x0;
 
     // Add tab widgets
@@ -73,5 +74,4 @@ MainWindow::MainWindow( QWidget *parent , const char *name,  bool modal, WFlags
     mainWidget->addTab( formatTab = new FormatTabWidget( mainWidget ), "netsystemtime/formattab", tr( "Format" ) );
     mainWidget->addTab( settingsTab = new SettingsTabWidget( mainWidget ), "SettingsIcon", tr( "Settings" ) );
-    mainWidget->addTab( predictTab = new PredictTabWidget( mainWidget ), "netsystemtime/predicttab", tr( "Predict" ) );
     Config config( "ntp" );
     config.setGroup( "settings" );
@@ -276,4 +276,5 @@ void MainWindow::slotDisplayPredictTab( bool display )
     if ( display && !predictTab )
     {
+        predictTab = new PredictTabWidget( mainWidget );
     }
     // Display/hide tab
@@ -372,5 +373,10 @@ void MainWindow::slotNtpFinished( OProcess *p )
         config.setGroup( grpname );
         lookupCount++;
-        predictTab->setShiftPerSec( (int)(timeShift / secsSinceLast) );
+        
+        if(predictTab)
+        {
+            predictTab->setShiftPerSec( (int)(timeShift / secsSinceLast) );
+        }
+
         config.writeEntry( "secsSinceLast", secsSinceLast );
         config.writeEntry( "timeShift", QString::number( timeShift ) );
@@ -405,5 +411,9 @@ void MainWindow::slotCheckNtp( int i )
     else
     {
-        predictTab->slotPredictTime();
+        if(predictTab)
+        {
+            predictTab->slotPredictTime();
+        }
+
         if ( i > 0 )
         {