5 files changed, 68 insertions, 11 deletions

diff --git a/korganizer/calendarview.cpp b/korganizer/calendarview.cpp
index 6e60c56..b0be340 100644
--- a/korganizer/calendarview.cpp
+++ b/korganizer/calendarview.cpp
@@ -1834,101 +1834,104 @@ void CalendarView::setSyncEventsReadOnly()
 {
     Event * ev;
     QPtrList<Event> eL = mCalendar->rawEvents(); 
     ev = eL.first();
     while ( ev ) {
         if ( ev->uid().left(15) == QString("last-syncEvent-") )
             ev->setReadOnly( true );
         ev =  eL.next();
     } 
 }
 
 bool CalendarView::loadCalendars()
 {
     QPtrList<KopiCalendarFile> calendars = KOPrefs::instance()->mCalendars;
     KopiCalendarFile * cal = calendars.first();
     mCalendar->setDefaultCalendar( 1 );
     openCalendar( MainWindow::defaultFileName(), false );
     cal = calendars.next();
     while ( cal ) {
         addCalendar( cal );
         cal = calendars.next();
     }
     restoreCalendarSettings();
     mCalendar->reInitAlarmSettings();
     setSyncEventsReadOnly();
     updateUnmanagedViews();
     updateView();
 }
 bool CalendarView::restoreCalendarSettings()
 {
     QPtrList<KopiCalendarFile> calendars = KOPrefs::instance()->mCalendars;
     KopiCalendarFile * cal = calendars.first();
     while ( cal ) {
         mCalendar->setCalendarEnabled( cal->mCalNumber,cal->isEnabled );
         mCalendar->setAlarmEnabled( cal->mCalNumber, cal->isAlarmEnabled );
         mCalendar->setReadOnly( cal->mCalNumber, cal->isReadOnly );
         if ( cal->isStandard )
             mCalendar->setDefaultCalendar( cal->mCalNumber );
         cal = calendars.next();
     }
 }
 void CalendarView::addCalendarId( int id )
 {
     KopiCalendarFile * cal = KOPrefs::instance()->getCalendar( id );
     addCalendar( cal );    
 }
 bool CalendarView::addCalendar( KopiCalendarFile * cal )
 {
-
-    if ( mCalendar->addCalendarFile( cal->mFileName, cal->mCalNumber ))
+    cal->mErrorOnLoad = false;
+    if ( mCalendar->addCalendarFile( cal->mFileName, cal->mCalNumber )) {
+        cal->mLoadDt = QDateTime::currentDateTime();
         return true;
+    }
     qDebug("KO: Error adding calendar file %1 ",cal->mFileName.latin1() );
     KMessageBox::error(this,i18n("Error loading calendar file\n%1.").arg(cal->mFileName));
+    cal->mErrorOnLoad = true;
     return false;
 }
 bool CalendarView::openCalendar(QString filename, bool merge)
 {
 
     if (filename.isEmpty()) {
         return false;
     }
 
     if (!QFile::exists(filename)) {
         KMessageBox::error(this,i18n("File does not exist:\n '%1'.").arg(filename));
         return false;
     }
 
     globalFlagBlockAgenda = 1;
     clearAllViews();
     if (!merge) {
       mViewManager->setDocumentId( filename );
       mCalendar->close();
     }
     mStorage->setFileName( filename );
 
     if ( mStorage->load() ) {
         if ( merge ) ;//setModified( true );
         else {
             //setModified( true );
             mViewManager->setDocumentId( filename );
             mDialogManager->setDocumentId( filename );
             mTodoList->setDocumentId( filename );
         }
         globalFlagBlockAgenda = 2;
         // if ( getLastSyncEvent() )
         //  getLastSyncEvent()->setReadOnly( true );
         mCalendar->reInitAlarmSettings();
         setSyncEventsReadOnly();
         updateUnmanagedViews();
         updateView();
         if (  filename != MainWindow::defaultFileName() ) {
             saveCalendar( MainWindow::defaultFileName() );
         } else {
             QFileInfo finf ( MainWindow::defaultFileName());   
             if ( finf.exists() ) {
                 setLoadedFileVersion( finf.lastModified () );
             }
         }
         return true;
     } else {
         // while failing to load, the calendar object could
@@ -1938,142 +1941,168 @@ bool CalendarView::openCalendar(QString filename, bool merge)
             mViewManager->setDocumentId( filename );
             mDialogManager->setDocumentId( filename );
             mTodoList->setDocumentId( filename );
         }
 
         //KMessageBox::error(this,i18n("Couldn't load calendar\n '%1'.").arg(filename));
 
         QTimer::singleShot ( 1, this, SLOT ( showOpenError() ) ); 
         globalFlagBlockAgenda = 2;
         mCalendar->reInitAlarmSettings();
         setSyncEventsReadOnly();
         updateUnmanagedViews();
         updateView();
     }
     return false;
 }
 void CalendarView::showOpenError()
 {
    KMessageBox::error(this,i18n("Couldn't load calendar\n."));
 }
 void CalendarView::setLoadedFileVersion(QDateTime dt)
 {
     loadedFileVersion = dt;
 }
 bool CalendarView::checkFileChanged(QString fn)
 {
     QFileInfo finf ( fn ); 
     if ( !finf.exists() )
         return true;
     QDateTime dt = finf.lastModified ();
     if ( dt <= loadedFileVersion )
         return false;
     return true;
 
 }
 void CalendarView::watchSavedFile()
 {
   QFileInfo finf ( MainWindow::defaultFileName());   
   if ( !finf.exists() )
     return;
   QDateTime dt = finf.lastModified ();
   if ( dt < loadedFileVersion ) {
       //qDebug("watch %s %s ",  dt.toString().latin1(), loadedFileVersion.toString().latin1());
     QTimer::singleShot( 1000 , this, SLOT ( watchSavedFile()  ) );
     return;
   }
   loadedFileVersion = dt;
 }
-
+bool CalendarView::checkAllFileVersions()
+{
+    QPtrList<KopiCalendarFile> calendars = KOPrefs::instance()->mCalendars;
+    KopiCalendarFile * cal = calendars.first();
+    mCalendar->setDefaultCalendar( 1 ); 
+    mCalendar->setDefaultCalendarEnabledOnly();
+    if ( !checkFileVersion(MainWindow::defaultFileName()))
+        return false;
+    cal = calendars.next();
+    QDateTime storeTemp = loadedFileVersion;
+    while ( cal ) {
+        if ( !cal->mErrorOnLoad ) {
+            mCalendar->setDefaultCalendar( cal->mCalNumber ); 
+            mCalendar->setDefaultCalendarEnabledOnly();
+            loadedFileVersion = cal->mLoadDt.addSecs( 15 );
+            if ( !checkFileVersion(cal->mFileName )) {
+                loadedFileVersion = storeTemp;
+                updateView();
+                return false;
+            }
+        }
+        cal = calendars.next();
+    }
+    loadedFileVersion = storeTemp;
+    updateView();
+    return true;
+}
 bool CalendarView::checkFileVersion(QString fn)
 {
     QFileInfo finf ( fn );  
     if ( !finf.exists() )
         return true;
     QDateTime dt = finf.lastModified ();
     //qDebug("loaded file version %s",loadedFileVersion.toString().latin1());
     //qDebug("file on disk version  %s",dt.toString().latin1());
     if ( dt <= loadedFileVersion )
         return true;
-   int km = KMessageBox::warningYesNoCancel(this, i18n("\nThe file on disk has changed!\nFile size: %1 bytes.\nLast modified: %2\nDo you want to:\n\n - Save and overwrite file?\n - Sync with file, then save?\n - Cancel without saving? \n").arg( QString::number( finf.size())).arg( KGlobal::locale()->formatDateTime(finf.lastModified (), true, true)) ,
+    int km = KMessageBox::warningYesNoCancel(this, i18n("\nThe file\n%1\n on disk has changed!\nFile size: %2 bytes.\nLast modified: %3\nDo you want to:\n\n - Save and overwrite file?\n - Sync with file, then save?\n - Cancel without saving? \n").arg(fn).arg( QString::number( finf.size())).arg( KGlobal::locale()->formatDateTime(finf.lastModified (), true, true)) ,
                                                  i18n("KO/Pi Warning"),i18n("Overwrite"),
                                                  i18n("Sync+save"));
    
    if ( km ==  KMessageBox::Cancel )
        return false;
    if ( km ==  KMessageBox::Yes )
        return true;
 
     setSyncDevice("deleteaftersync" );
     mSyncManager->mAskForPreferences = true;
     mSyncManager->mSyncAlgoPrefs = 3;
     mSyncManager->mWriteBackFile = false;
     mSyncManager->mWriteBackExistingOnly = false;
     mSyncManager->mShowSyncSummary = false;
     syncCalendar( fn, 3 );
     Event * e = getLastSyncEvent();
     if ( e )
-        deleteEvent ( e );
-    updateView();
+        mCalendar->deleteEvent( e );
     return true;
 }
 bool CalendarView::saveCalendars()
 {
     QPtrList<KopiCalendarFile> calendars = KOPrefs::instance()->mCalendars;
     KopiCalendarFile * cal = calendars.first();
     mCalendar->setDefaultCalendar( 1 ); 
     mCalendar->setDefaultCalendarEnabledOnly();
     saveCalendar( MainWindow::defaultFileName() );
     cal = calendars.next();
     while ( cal ) {
-        if ( !cal->isReadOnly ) {
+        if ( !cal->isReadOnly && !cal->mErrorOnLoad ) {
             mCalendar->setDefaultCalendar( cal->mCalNumber ); 
             mCalendar->setDefaultCalendarEnabledOnly();
-            saveCalendar( cal->mFileName );
+            if ( saveCalendar( cal->mFileName ) )
+                cal->mLoadDt = QDateTime::currentDateTime();
         }
         cal = calendars.next();
     }
     restoreCalendarSettings();
 }
 bool CalendarView::saveCalendar( QString filename )
 {
  
     // Store back all unsaved data into calendar object
     // qDebug("file %s %d ",  filename.latin1()           , mViewManager->currentView()         );
     if ( mViewManager->currentView() )
         mViewManager->currentView()->flushView();
 
     
     QDateTime lfv = QDateTime::currentDateTime().addSecs( -2);
     mStorage->setSaveFormat( new ICalFormat() );
     mStorage->setFileName( filename );
     bool success;
     success = mStorage->save();
     if ( !success ) {
         return false;
     }
     if ( filename == MainWindow::defaultFileName() ) {
         setLoadedFileVersion( lfv );
         watchSavedFile();
     }
     return true;
 }
 
 void CalendarView::closeCalendar()
 {
  
     // child windows no longer valid
     clearAllViews();
     emit closingDown();
 
     mCalendar->close();
     setModified(false);
     updateView();
 }
 
 void CalendarView::archiveCalendar()
 {
     mDialogManager->showArchiveDialog();
 }
 
 
 void CalendarView::readSettings()
diff --git a/korganizer/calendarview.h b/korganizer/calendarview.h
index ec5b7ab..d836fee 100644
--- a/korganizer/calendarview.h
+++ b/korganizer/calendarview.h
@@ -465,96 +465,97 @@ class CalendarView : public KOrg::CalendarViewBase, public KCal::Calendar::Obser
     
     void processIncidenceSelection( Incidence * );
 
     void purgeCompleted();
     bool removeCompletedSubTodos( Todo* );
     void slotCalendarChanged();
     bool importBday();
     bool addAnniversary( QDate data, QString name, KCal::Attendee* a , bool birthday  );
     bool importQtopia( const QString &categoriesFile,
                        const QString &datebookFile,
                        const QString &tasklistFile );
     void syncExternal( int mode );
     void slotSelectPickerDate( QDate ) ;
     void showDatePicker() ;
     void showDatePickerPopup() ;
     void moveIncidence(Incidence *) ;
     void beamIncidence(Incidence *) ;
     void beamCalendar() ;
     void beamFilteredCalendar() ;
     void beamIncidenceList(QPtrList<Incidence>) ;
     void manageCategories();
     int addCategories();
     void removeCategories();
     void setSyncDevice( QString );
     void setSyncName( QString );
     void showDay( QDate );
     void undo_delete();
   protected slots:
     void resetFocus();
     void slotViewerClosed();
     void timerAlarm();
     void suspendAlarm();
     void beamDone( Ir *ir );
     /** Select a view or adapt the current view to display the specified dates. */
     void showDates( const KCal::DateList & );
     void selectWeekNum ( int );
   
   public:
     // show a standard warning
     // returns KMsgBox::yesNoCancel()
     int msgCalModified(); 
     virtual bool sync(KSyncManager* manager, QString filename, int mode);
 
     virtual bool syncExternal(KSyncManager* manager, QString resource);
     virtual void removeSyncInfo( QString syncProfile);
     void setSyncManager(KSyncManager* manager);
     void setLoadedFileVersion(QDateTime);
     bool checkFileVersion(QString fn);
+    bool checkAllFileVersions();
     bool checkFileChanged(QString fn);
     Event* getLastSyncEvent();
     /** Adapt navigation units correpsonding to step size of navigation of the
      * current view.
      */
     void adaptNavigationUnits();
     bool synchronizeCalendar( Calendar* local,  Calendar* remote, int mode );
     int  takeEvent( Incidence* local,  Incidence* remote, int mode, bool full = false );
     //Attendee* getYourAttendee(Event *event);
     void setBlockShowDates( bool b ) { mBlockShowDates = b ;}
   protected:
     void schedule(Scheduler::Method, Incidence *incidence = 0);
     
     // returns KMsgBox::OKCandel()
     int msgItemDelete(const QString name);
     void showEventEditor();
     void showTodoEditor();
     void writeLocale();
     Todo *selectedTodo();
 
   private:
     QDateTime mNextAlarmDateTime;
     bool mViewerCallerIsSearchDialog;
     bool mBlockShowDates;
     KSyncManager* mSyncManager;
     AlarmDialog * mAlarmDialog;
     QString mAlarmNotification;
     QString mSuspendAlarmNotification;
     QTimer* mSuspendTimer;
     QTimer* mAlarmTimer;
     QTimer* mRecheckAlarmTimer;
     void computeAlarm( QString );
     void startAlarm( QString, QString );
     void setSyncEventsReadOnly();
     
     QDateTime loadedFileVersion;
     void checkExternSyncEvent( QPtrList<Event> lastSync , Incidence* toDelete );
     void checkExternalId( Incidence * inc );
     int mGlobalSyncMode;
     QString  mCurrentSyncDevice;
     QString  mCurrentSyncName;
     KOBeamPrefs* beamDialog;
     void init();
     int mDatePickerMode;
     bool mFlagEditDescription;
     QDateTime mLastCalendarSync;
     void createPrinter();
 
diff --git a/korganizer/kofilterview.cpp b/korganizer/kofilterview.cpp
index 361eec8..19d731f 100644
--- a/korganizer/kofilterview.cpp
+++ b/korganizer/kofilterview.cpp
@@ -186,179 +186,195 @@ void KOCalEditView::selectStdCal( int id, bool b )
             }
         }
         it = mStdandardB.next();
     }
    KopiCalendarFile * kkf = KOPrefs::instance()->mCalendars.first();
     while ( kkf ) {
         kkf->isStandard = false;
         kkf = KOPrefs::instance()->mCalendars.next();
     }
     KOPrefs::instance()->getCalendar( id )->isStandard = true;
     emit setCalendarDefault ( id );
 }
 
 void KOCalEditView::selectCalAlarm(int id ,bool b )
 {
     KOPrefs::instance()->getCalendar( id )->isAlarmEnabled = b;
     emit alarmEnabled ( id , b );
     emit needsUpdate();
 }
 void KOCalEditView::selectReadOnly(int id ,bool b )
 {
     KOPrefs::instance()->getCalendar( id )->isReadOnly = b;
     emit calendarReadonly ( id , b );
     emit needsUpdate();
     
 }
 void KOCalEditView::setColor( const QColor& c, int id )
 {
     KOPrefs::instance()->getCalendar( id )->mDefaultColor = c;
     emit needsUpdate();
 }
 void KOCalEditView::deleteCal( int id )
 {
     KopiCalendarFile * kkf = KOPrefs::instance()->getCalendar( id );
     QString name = kkf->mName;
     QString file = kkf->mFileName;
     if ( KMessageBox::warningContinueCancel( this,  i18n("The calendar <b>%1</b> is displaying file <b>%2</b><tr> Do you want to remove this calendar from KO/Pi? (The file is not removed, of course!)").arg(name).arg(file) ) != KMessageBox::Continue ) return;
     if ( kkf->isStandard )
         selectStdCal( 1, true );
     emit removeCalendar ( id );
     KOPrefs::instance()->mCalendars.remove ( kkf );
     emit needsUpdate();
     readConfig(); 
 }
 void KOCalEditView::infoCal( int id )
 {
     QString name = KOPrefs::instance()->getCalendar( id )->mName;
     QString file = KOPrefs::instance()->getCalendar( id )->mFileName;
-    KMessageBox::information( this,  i18n("The calendar <b>%1</b> is displaying file <b>%2</b>").arg(name).arg(file) );
+    if ( KOPrefs::instance()->getCalendar( id )->mErrorOnLoad ) {
+        if (  KMessageBox::Yes == KMessageBox::questionYesNo( this,  i18n("The calendar <b>%1</b> is not loaded! Loading of file <b>%2</b> failed! <b>Try again to load the calendar?</b>").arg(name).arg(file) ) ) {
+            emit calendarAdded( id );
+            readConfig(); 
+            emit needsUpdate();
+        }
+    }
+    else
+        KMessageBox::information( this,  i18n("The calendar <b>%1</b> is displaying file <b>%2</b>").arg(name).arg(file) );
 }
 void KOCalEditView::readConfig() 
 {
     
     mStdandardB.clear();
     mEnabledB.clear();
     mAlarmB.clear();
     mROB.clear();
 
     if ( mw ) delete mw;
     mw = new QWidget ( this );
     ml->addWidget ( mw );
 
     mainLayout = new QGridLayout ( mw , 2, 8 ); 
     //mainLayout->setSpacing( 3 );
     QPushButton * addBut = new QPushButton ( mw );
     mainLayout->addWidget( addBut,0,0 );
     addBut->setPixmap ( SmallIcon("plus"));
     connect(addBut,SIGNAL(clicked()),SLOT(addCal()));
     addBut->setMaximumWidth( addBut->sizeHint().height() );
 
     addBut = new QPushButton ( mw );
     mainLayout->addWidget( addBut,0,1 );
     addBut->setPixmap ( SmallIcon("eye"));
     connect(addBut,SIGNAL(clicked()),SLOT(enableAll()));
     addBut->setMaximumWidth( addBut->sizeHint().height() );
 
     QLabel* lab = new QLabel ( " "+i18n("Calendar")+" ", mw );
     mainLayout->addWidget( lab,0,2 );
 
     addBut = new QPushButton ( mw );
     mainLayout->addWidget( addBut,0,3 );
     addBut->setPixmap ( SmallIcon("bell"));
     connect(addBut,SIGNAL(clicked()),SLOT(enableAlarm()));
     addBut->setMaximumWidth( addBut->sizeHint().height() );
 
     addBut = new QPushButton ( mw );
     mainLayout->addWidget( addBut,0,4 );
     addBut->setPixmap ( SmallIcon("pencil"));
     connect(addBut,SIGNAL(clicked()),SLOT(disableRO()));
     addBut->setMaximumWidth( addBut->sizeHint().height() );
 
     lab = new QLabel ( i18n(" Color "), mw );
     mainLayout->addWidget( lab,0,5 );
 #if 0
     addBut = new QPushButton ( mw );
     mainLayout->addWidget( addBut,0,6 );
     addBut->setPixmap ( SmallIcon("minus"));
     connect(addBut,SIGNAL(clicked()),SLOT(deleteAll()));
     addBut->setMaximumWidth( addBut->sizeHint().height() );
 #endif
 
 
     KopiCalendarFile * kkf = KOPrefs::instance()->mCalendars.first();
     int row = 1;
     while ( kkf ) {
 
         KOCalCheckButton* cb = new KOCalCheckButton( mw );
         mainLayout->addWidget( cb,row,0 );mStdandardB.append( cb );
         cb->setChecked( kkf->isStandard );
         cb->setNum( kkf->mCalNumber );
         connect (cb, SIGNAL (selectNum(int,bool)), SLOT ( selectStdCal(int,bool) ) );
+        if ( kkf->mErrorOnLoad )
+            cb->setEnabled( false );
         cb = new KOCalCheckButton( mw );
         mainLayout->addWidget( cb,row,1 );mEnabledB.append( cb );
         cb->setChecked( kkf->isEnabled );
         cb->setNum( kkf->mCalNumber );
+        if ( kkf->mErrorOnLoad )
+            cb->setEnabled( false );
         connect (cb, SIGNAL (selectNum(int,bool)), SLOT ( selectCal(int,bool) ) );
         KOCalButton* name = new KOCalButton( mw );
         name->setNum( kkf->mCalNumber );
         name->setText(  kkf->mName );
         mainLayout->addWidget( name,row,2 );
         connect (name, SIGNAL (selectNum(int)), SLOT ( infoCal(int) ) );
         cb = new KOCalCheckButton( mw );
         mainLayout->addWidget( cb,row,3 );mAlarmB.append( cb );
         cb->setChecked( kkf->isAlarmEnabled );
         cb->setNum( kkf->mCalNumber );
         connect (cb, SIGNAL (selectNum(int,bool)), SLOT ( selectCalAlarm(int,bool) ) );
+        if ( kkf->mErrorOnLoad )
+            cb->setEnabled( false );
         cb = new KOCalCheckButton( mw );
         mainLayout->addWidget( cb,row,4 );mROB.append( cb );
         cb->setChecked( kkf->isReadOnly );
         cb->setNum( kkf->mCalNumber );
         connect (cb, SIGNAL (selectNum(int,bool)), SLOT ( selectReadOnly(int,bool) ) );
+        if ( kkf->mErrorOnLoad )
+            cb->setEnabled( false );
         KColorButton *colb = new KColorButton( mw );
         mainLayout->addWidget( colb,row,5 );
         colb->setID( kkf->mCalNumber );
         colb->setColor( kkf->mDefaultColor );
         connect (colb, SIGNAL (changedID(const QColor&, int )), SLOT ( setColor(const QColor&,int) ) );
         if ( row > 1) {
             KOCalButton* calb = new KOCalButton( mw );
             mainLayout->addWidget( calb,row,6 );
             calb->setNum( kkf->mCalNumber );
             calb->setPixmap ( SmallIcon("minus"));
             connect (calb, SIGNAL (selectNum(int)), SLOT ( deleteCal(int) ) );
             int hei = calb->sizeHint().height();
             //calb->setMaximumSize( hei*9/10, hei*9/10 );
         }
         ++row;
         kkf = KOPrefs::instance()->mCalendars.next();
     }
     lab = new QLabel (  "", mw );
     mainLayout->addWidget( lab,row,0 );
     mw->show();
 
 }
 void KOCalEditView::addCal()
 {
     qDebug("addcal ");
     KONewCalPrefs prefs ( this ); 
     if ( !  prefs.exec() )
         return;
     QString name = prefs.calName();
     QString file = prefs.calFileName();
     QFileInfo fi ( file );
     if (!fi.exists() ) {
         KMessageBox::information( this,  i18n("File does not exist!\nNo calendar added!"));
         return;
     }
     KopiCalendarFile * kkf = KOPrefs::instance()->getNewCalendar();
     kkf->mName = name;
     kkf->mFileName = file;
     emit calendarAdded( kkf->mCalNumber );
     readConfig(); 
     emit needsUpdate();
 }
 void KOCalEditView::enableAll()
 {
     toggleList( mEnabledB );
 }
 void KOCalEditView::enableAlarm()
 {
diff --git a/korganizer/koprefs.h b/korganizer/koprefs.h
index f114d88..463fc33 100644
--- a/korganizer/koprefs.h
+++ b/korganizer/koprefs.h
@@ -11,105 +11,108 @@
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
     GNU General Public License for more details.
 
     You should have received a copy of the GNU General Public License
     along with this program; if not, write to the Free Software
     Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
     As a special exception, permission is given to link this program
     with any edition of Qt, and distribute the resulting executable,
     without including the source code for Qt in the source distribution.
 */
 #ifndef KOPREFS_H
 #define KOPREFS_H
 
 
 #include <libkdepim/kpimprefs.h>
 #include <qdict.h>
 #include <qdir.h>
 #include <qobject.h>
 
 class KConfig;
 class QFont;
 class QColor;
 class QStringList;
 
 #define VIEW_WN_VIEW 1
 #define VIEW_NX_VIEW 2
 #define VIEW_J_VIEW 3
 #define VIEW_A_VIEW 4
 #define VIEW_ML_VIEW 5
 #define VIEW_M_VIEW 6
 #define VIEW_L_VIEW 7
 #define VIEW_T_VIEW 8
 
 class KopiCalendarFile : public QObject
 {
  public:
     KopiCalendarFile(  ) : QObject( )
         {
             isStandard = false;
             isEnabled = true;
             isAlarmEnabled = true;
             isReadOnly = false;
             mName = "Calendar";
             mFileName = QDir::homeDirPath() + "/icalfile.ics";
             mCalNumber = 0;
             mDefaultColor = Qt::red;
+            mErrorOnLoad = false;
         }
     bool isStandard;
     bool isEnabled;
     bool isAlarmEnabled;
     bool isReadOnly;
+    bool mErrorOnLoad;
     QString mName;
     QString mFileName;
     int mCalNumber;
     QColor mDefaultColor;
+    QDateTime mLoadDt;
 };
 class KOPrefs : public KPimPrefs
 {
   public:
     enum { FormatVCalendar, FormatICalendar };
     enum { MailClientKMail, MailClientSendmail };
     enum { IMIPDummy, IMIPKMail };
     enum { IMIPOutbox, IMIPdirectsend };
     enum { neverAuto, addressbookAuto, selectedAuto };
     enum { standardDestination, askDestination };
 
     virtual ~KOPrefs();
 
     /** Get instance of KOPrefs. It is made sure that there is only one
     instance. */
     static KOPrefs *instance();
 
     /** Set preferences to default values */
     void usrSetDefaults();
 
     /** Read preferences from config file */
     void usrReadConfig();
 
     /** Write preferences to config file */
     void usrWriteConfig();
     void setCategoryDefaults();
     void setAllDefaults();
     KopiCalendarFile * getNewCalendar();
     KopiCalendarFile * getCalendar( int );
     void  deleteCalendar( int );
     QColor defaultColor( int ) const;
   protected:
     void setTimeZoneIdDefault();
 
     /** Fill empty mail fields with default values. */
     void fillMailDefaults();
 
   private:
     /** Constructor disabled for public. Use instance() to create a KOPrefs
     object. */
     KOPrefs();
 
     static KOPrefs *mInstance;
     QStringList getDefaultList();
     QStringList getLocationDefaultList();
   public:
     // preferences data
     KConfig* getConfig();
diff --git a/korganizer/mainwindow.cpp b/korganizer/mainwindow.cpp
index f05ada5..472a978 100644
--- a/korganizer/mainwindow.cpp
+++ b/korganizer/mainwindow.cpp
@@ -1779,117 +1779,125 @@ void MainWindow::saveOnClose()
     else
         p->mToolBarUpV = viewToolBar->x() > width()/2 ;
     
     if ( p->mToolBarHorN )
         p->mToolBarUpN = navigatorToolBar->y() > height()/2;
     else
         p->mToolBarUpN = navigatorToolBar->x() > width()/2 ;
     if ( filterToolBar ) {
         if ( p->mToolBarHorF )
             p->mToolBarUpF = filterToolBar->y() > height()/2;
         else
             p->mToolBarUpF = filterToolBar->x() > width()/2 ;
     }
 #endif
 
     if ( mCalendarModifiedFlag || mView->checkFileChanged( defaultFileName()))
         save();
     mView->writeSettings();
 }
 void MainWindow::slotModifiedChanged( bool changed )
 {
     if ( mBlockAtStartup )
         return;
    
     int msec;
     // we store the changes after 1 minute,
     // and for safety reasons after 10 minutes again
     if ( !mSyncManager->blockSave() )
         msec = (1000 * 60*KOPrefs::instance()->mAutoSaveInterval) +1000;
     else
         msec = 1000 * 600;
     mSaveTimer.start( msec, true ); // 1 minute
     qDebug("KO: Saving File in %d secs!", msec/1000);
     mCalendarModifiedFlag = true;
 }
 void MainWindow::saveStopTimer()
 {
     mSaveTimer.stop();
 }
 void MainWindow::save()
 {
     if ( !mCalendarModifiedFlag ) {
         qDebug("KO: Calendar not modified. Nothing saved.");
         return;
     }
     if ( mSyncManager->blockSave() )
         return;
     mSyncManager->setBlockSave(true);
-    if ( mView->checkFileVersion( defaultFileName()) ) {
+    if ( mView->checkAllFileVersions() ) {
         if ( KPimGlobalPrefs::instance()->mBackupEnabled ){
             QDate reference ( 2000,1,1);
             int daysTo = reference.daysTo ( QDate::currentDate() );
             if ( daysTo - KPimGlobalPrefs::instance()->mBackupDayCount >= KOPrefs::instance()->mLastBackupDate ) {
                 setCaption(i18n("Creating backup ... please wait ..." ));
                 qDebug("KO: Last backup was %d days ago ", daysTo - KOPrefs::instance()->mLastBackupDate);
                 // we need the file path, the backup dir and the number of bups as param
                 QString bupDir = KPimGlobalPrefs::instance()->mBackupDatadir;
                 if ( KPimGlobalPrefs::instance()->mBackupUseDefaultDir)
                     bupDir = KGlobalSettings::backupDataDir();
                 int retval =  KApplication::createBackup(  defaultFileName(), bupDir, KPimGlobalPrefs::instance()->mBackupNumbers );
                 if ( retval == 0 ) {
                     qDebug("KO: Backup cancelled. Will try again tomorrow ");
                     // retval == 0 : backup skipped for today, try again tomorrow
                     KOPrefs::instance()->mLastBackupDate = daysTo- KPimGlobalPrefs::instance()->mBackupDayCount+1;
                 } else if ( retval == 1 ){
                     qDebug("KO: Backup created.");
                     // backup ok
+                    QPtrList<KopiCalendarFile> calendars = KOPrefs::instance()->mCalendars;
+                    KopiCalendarFile * cal = calendars.first();
+                    cal = calendars.next();
+                    while ( cal ) {
+                        if ( !cal->mErrorOnLoad ) {
+                          int retval =  KApplication::createBackup(  cal->mFileName, bupDir, KPimGlobalPrefs::instance()->mBackupNumbers );  
+                        }
+                        cal = calendars.next();
+                    }
                     KOPrefs::instance()->mLastBackupDate =  daysTo;
-
                 } else if ( retval == 2 ){
                     qDebug("KO: Backup globally cancelled.");
                     // backup globally cancelled
                     KPimGlobalPrefs::instance()->mBackupEnabled = false;
                 }
                 // retval == 3: do nothing, try again later
             }
                 ; //  KPimGlobalPrefs::instance()->mLastBackupDate
         }
         QTime neededSaveTime = QDateTime::currentDateTime().time();
         setCaption(i18n("KO/Pi:Saving Data to File ..." ));
         qDebug("KO: Start saving data to file!");
         mView->saveCalendars();
         mCalendarModifiedFlag = false;
         int msNeeded = neededSaveTime.msecsTo( QDateTime::currentDateTime().time() );
         qDebug("KO: Needed %d ms for saving.",msNeeded );
         QString savemes;
         savemes.sprintf(i18n("KO/Pi:File Saved. Needed %d sec, %d ms"),(msNeeded/1000)%100,msNeeded%1000  );
         setCaption(savemes);
     } else
         setCaption(i18n("Saving cancelled!"));
     mSyncManager->setBlockSave( false );
 }
 
 void MainWindow::keyReleaseEvent ( QKeyEvent * e)
 {
     if ( !e->isAutoRepeat() ) {
         mFlagKeyPressed = false;
     }
 }
 void MainWindow::keyPressEvent ( QKeyEvent * e )
 {
     qApp->processEvents();
     if ( e->isAutoRepeat() && !mFlagKeyPressed ) {
         e->ignore();
         // qDebug("  ignore  %d",e->isAutoRepeat()  );
         return;
     }
     if (! e->isAutoRepeat() )
         mFlagKeyPressed = true;
     KOPrefs *p = KOPrefs::instance();
     bool showSelectedDates = false;
     int size;
     int pro = 0;
     //qDebug("MainWindow::keyPressEvent ");
     switch ( e->key() ) {
     case Qt::Key_Right:
         if ( e->state() == Qt::ControlButton ||  e->state() == Qt::ShiftButton)