1 files changed, 9 insertions, 0 deletions

diff --git a/noncore/settings/netsystemtime/timetabwidget.cpp b/noncore/settings/netsystemtime/timetabwidget.cpp
index bcfbdf7..895514b 100644
--- a/noncore/settings/netsystemtime/timetabwidget.cpp
+++ b/noncore/settings/netsystemtime/timetabwidget.cpp
@@ -37,32 +37,34 @@
 #include <qpe/datebookmonth.h>
 #include <qpe/global.h>
 #include <qpe/tzselect.h>
 
 #if ( defined Q_WS_QWS || defined(_WS_QWS_) ) && !defined(QT_NO_COP)
 #include <qpe/qcopenvelope_qws.h>
 #endif
 
 #include <qcombobox.h>
 #include <qdatetime.h>
 #include <qframe.h>
 #include <qlabel.h>
 #include <qlayout.h>
 #include <qpushbutton.h>
 #include <qscrollview.h>
 #include <qspinbox.h>
+#include <qmessagebox.h>
+#include <qfile.h>
 
 #include <stdlib.h>
 #include <sys/time.h>
 
 static const int ValueAM = 0;
 static const int ValuePM = 1;
 
 TimeTabWidget::TimeTabWidget( QWidget *parent )
         : QWidget( parent, 0x0, 0 )
 {
         // Synchronize HW clock to systemtime
         // This app will update systemtime
         //  - if Cancel is clicked, will reset systemtime to HW clock's time
         //  - if Ok is clicked, will leave systemtime as is
         system("/sbin/hwclock --systohc --utc");
 
@@ -264,46 +266,53 @@ void TimeTabWidget::slotUse12HourTime( int i )
 
         sbHour->setValue( show_hour );
 }
 
 void TimeTabWidget::slotDateFormatChanged( const DateFormat &df )
 {
         btnDate->setDateFormat( df );
 }
 
 void TimeTabWidget::slotWeekStartChanged( int monday )
 {
         btnDate->setWeekStartsMonday( monday );
 }
 
 void TimeTabWidget::slotTZChanged( const QString &newtz )
 {
+        // Check timezone has a valid file in /usr/share/zoneinfo
+        if(!QFile::exists("/usr/share/zoneinfo/" + newtz)) {
+                QMessageBox::warning(this, tr("Time zone file missing"), 
+                                (tr("There is no time zone file for the\nselected time zone (%1).\nYou will need to install it before the\nsystem time zone can be set correctly.")).arg(newtz));
+        }
+        else {
         // If controls have a valid date & time, update systemtime
         int hour = sbHour->value();
         if ( use12HourTime && cbAmpm->currentItem() == ValuePM )
                 hour += 12;
         QDateTime dt( btnDate->date(), QTime ( hour, sbMin->value(), QTime::currentTime().second() ) );
         setSystemTime( dt );
         QCopEnvelope setTimeZone( "QPE/System", "timeChange(QString)" );
         setTimeZone << newtz;
 
         // Set system timezone
         QString currtz = getenv( "TZ" );
         setenv( "TZ", newtz, 1 );
 
         // Get new date/time
         hour = sbHour->value();
         if ( use12HourTime && cbAmpm->currentItem() == ValuePM )
                 hour += 12;
         dt = QDateTime::currentDateTime();
 
         // Reset system timezone
         if ( !currtz.isNull() )
         {
                 setenv( "TZ", currtz, 1 );
         }
 
         // Set controls to new time
         setDateTime( dt );
 
         emit tzChanged( newtz );
 }
+}