6 files changed, 6 insertions, 4 deletions

diff --git a/libopie/pim/odatebookaccessbackend_xml.cpp b/libopie/pim/odatebookaccessbackend_xml.cpp
index 11e19d9..a0ae7b7 100644
--- a/libopie/pim/odatebookaccessbackend_xml.cpp
+++ b/libopie/pim/odatebookaccessbackend_xml.cpp
@@ -187,128 +187,129 @@ bool ODateBookAccessBackend_XML::save() {
 
     QFile f( strFileNew );
     if (!f.open( IO_WriteOnly | IO_Raw ) ) return false;
 
     QString buf( "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" );
     buf += "<!DOCTYPE DATEBOOK><DATEBOOK>\n";
     buf += "<events>\n";
     QCString str = buf.utf8();
     total_written = f.writeBlock( str.data(), str.length() );
     if ( total_written != int(str.length() ) ) {
         f.close();
         QFile::remove( strFileNew );
         return false;
     }
 
     if (!forAll( m_raw, f ) ) {
         f.close();
         QFile::remove( strFileNew );
         return false;
     }
     if (!forAll( m_rep, f ) ) {
         f.close();
         QFile::remove( strFileNew );
         return false;
     }
 
     buf = "</events>\n</DATEBOOK>\n";
     str = buf.utf8();
     total_written = f.writeBlock( str.data(), str.length() );
     if ( total_written != int(str.length() ) ) {
         f.close();
         QFile::remove( strFileNew );
         return false;
     }
     f.close();
 
     if ( ::rename( strFileNew, m_name ) < 0 ) {
         QFile::remove( strFileNew );
         return false;
     }
 
     m_changed = false;
     return true;
 }
 QArray<int> ODateBookAccessBackend_XML::allRecords()const {
     QArray<int> ints( m_raw.count()+ m_rep.count() );
     uint i = 0;
     QMap<int, OEvent>::ConstIterator it;
 
     for ( it = m_raw.begin(); it != m_raw.end(); ++it ) {
         ints[i] = it.key();
         i++;
     }
     for ( it = m_rep.begin(); it != m_rep.end(); ++it ) {
         ints[i] = it.key();
         i++;
     }
 
     return ints;
 }
 QArray<int> ODateBookAccessBackend_XML::queryByExample(const OEvent&, int,  const QDateTime& ) {
     return QArray<int>();
 }
 void ODateBookAccessBackend_XML::clear() {
+    m_changed = true;
     m_raw.clear();
     m_rep.clear();
 }
 OEvent ODateBookAccessBackend_XML::find( int uid ) const{
     if ( m_raw.contains( uid ) )
         return m_raw[uid];
     else
         return m_rep[uid];
 }
 bool ODateBookAccessBackend_XML::add( const OEvent& ev ) {
     m_changed = true;
     if (ev.hasRecurrence() )
         m_rep.insert( ev.uid(), ev );
     else
         m_raw.insert( ev.uid(), ev );
 
     return true;
 }
 bool ODateBookAccessBackend_XML::remove( int uid ) {
     m_changed = true;
     m_rep.remove( uid );
     m_rep.remove( uid );
 
     return true;
 }
 bool ODateBookAccessBackend_XML::replace( const OEvent& ev ) {
     replace( ev.uid() );
     return add( ev );
 }
 QArray<int> ODateBookAccessBackend_XML::rawEvents()const {
     return allRecords();
 }
 QArray<int> ODateBookAccessBackend_XML::rawRepeats()const {
     QArray<int> ints( m_rep.count() );
     uint i = 0;
     QMap<int, OEvent>::ConstIterator it;
 
     for ( it = m_rep.begin(); it != m_rep.end(); ++it ) {
         ints[i] = it.key();
         i++;
     }
 
     return ints;
 }
 QArray<int> ODateBookAccessBackend_XML::nonRepeats()const {
     QArray<int> ints( m_raw.count() );
     uint i = 0;
     QMap<int, OEvent>::ConstIterator it;
 
     for ( it = m_raw.begin(); it != m_raw.end(); ++it ) {
         ints[i] = it.key();
         i++;
     }
 
     return ints;
 }
 OEvent::ValueList ODateBookAccessBackend_XML::directNonRepeats() {
     OEvent::ValueList list;
     QMap<int, OEvent>::ConstIterator it;
     for (it = m_raw.begin(); it != m_raw.end(); ++it )
         list.append( it.data() );
 
     return list;
 }
diff --git a/libopie/pim/oevent.cpp b/libopie/pim/oevent.cpp
index c3eeee2..56ea10d 100644
--- a/libopie/pim/oevent.cpp
+++ b/libopie/pim/oevent.cpp
@@ -21,129 +21,129 @@ int OCalendarHelper::week( const QDate& date) {
 
     return week;
 }
 int OCalendarHelper::ocurrence( const QDate& date) {
     // calculates the number of occurrances of this day of the
     // week till the given date (e.g 3rd Wednesday of the month)
     return ( date.day() - 1 ) / 7 + 1;
 }
 int OCalendarHelper::dayOfWeek( char day ) {
     int dayOfWeek = 1;
     char i = ORecur::MON;
     while ( !( i & day ) && i <= ORecur::SUN ) {
         i <<= 1;
         ++dayOfWeek;
     }
     return dayOfWeek;
 }
 int OCalendarHelper::monthDiff( const QDate& first, const QDate& second ) {
     return ( second.year() - first.year() ) * 12 +
         second.month() - first.month();
 }
 
 struct OEvent::Data : public QShared {
     Data() : QShared() {
         child = 0;
         recur = 0;
         manager = 0;
         isAllDay = false;
         parent = 0;
     }
     ~Data() {
         delete manager;
         delete recur;
     }
     QString description;
     QString location;
     OPimNotifyManager* manager;
     ORecur* recur;
     QString note;
     QDateTime created;
     QDateTime start;
     QDateTime end;
     bool isAllDay : 1;
     QString timezone;
     QArray<int>* child;
     int parent;
 };
 
 OEvent::OEvent( int uid )
     : OPimRecord( uid ) {
     data = new Data;
 }
 OEvent::OEvent( const OEvent& ev)
     : OPimRecord( ev ), data( ev.data )
 {
     data->ref();
 }
 OEvent::~OEvent() {
     if ( data->deref() ) {
         delete data;
         data = 0;
     }
 }
 OEvent& OEvent::operator=( const OEvent& ev) {
-    if ( *this == ev ) return  *this;
+    if ( this == &ev ) return  *this;
 
     OPimRecord::operator=( ev );
     ev.data->ref();
     deref();
     data = ev.data;
 
 
     return *this;
 }
 QString OEvent::description()const {
     return data->description;
 }
 void OEvent::setDescription( const QString& description ) {
     changeOrModify();
     data->description = description;
 }
 void OEvent::setLocation( const QString& loc ) {
     changeOrModify();
     data->location = loc;
 }
 QString OEvent::location()const {
     return data->location;
 }
 OPimNotifyManager &OEvent::notifiers()const {
     // I hope we can skip the changeOrModify here
     // the notifier should take care of it
     // and OPimNotify is shared too
     if (!data->manager )
         data->manager = new OPimNotifyManager;
 
     return *data->manager;
 }
 bool OEvent::hasNotifiers()const {
     if (!data->manager )
         return false;
     if (data->manager->reminders().isEmpty() &&
         data->manager->alarms().isEmpty() )
         return false;
 
     return true;
 }
 ORecur OEvent::recurrence()const {
     if (!data->recur)
         data->recur = new ORecur;
 
     return *data->recur;
 }
 void OEvent::setRecurrence( const ORecur& rec) {
     changeOrModify();
     if (data->recur )
         (*data->recur) = rec;
     else
         data->recur = new ORecur( rec );
 }
 bool OEvent::hasRecurrence()const {
     if (!data->recur ) return false;
     return data->recur->doesRecur();
 }
 QString OEvent::note()const {
     return data->note;
 }
 void OEvent::setNote( const QString& note ) {
     changeOrModify();
     data->note = note;
diff --git a/libopie/pim/otodo.cpp b/libopie/pim/otodo.cpp
index 049359e..ea66d39 100644
--- a/libopie/pim/otodo.cpp
+++ b/libopie/pim/otodo.cpp
@@ -279,129 +279,129 @@ bool OTodo::operator<( const OTodo &toDoEvent )const{
 bool OTodo::operator<=(const OTodo &toDoEvent )const
 {
     if( !hasDueDate() && !toDoEvent.hasDueDate() ) return true;
     if( !hasDueDate() && toDoEvent.hasDueDate() ) return true;
     if( hasDueDate() && toDoEvent.hasDueDate() ){
         if( dueDate() == toDoEvent.dueDate() ){ // let's the priority decide
             return priority() <= toDoEvent.priority();
         }else{
             return dueDate() <= toDoEvent.dueDate();
         }
     }
     return true;
 }
 bool OTodo::operator>(const OTodo &toDoEvent )const
 {
     if( !hasDueDate() && !toDoEvent.hasDueDate() ) return false;
     if( !hasDueDate() &&  toDoEvent.hasDueDate() ) return false;
     if( hasDueDate()  &&  toDoEvent.hasDueDate() ){
         if( dueDate() == toDoEvent.dueDate() ){ // let's the priority decide
             return priority() > toDoEvent.priority();
         }else{
             return dueDate() > toDoEvent.dueDate();
         }
     }
     return false;
 }
 bool OTodo::operator>=(const OTodo &toDoEvent )const
 {
     if( !hasDueDate() && !toDoEvent.hasDueDate() ) return true;
     if( !hasDueDate() &&  toDoEvent.hasDueDate() ) return false;
     if( hasDueDate() && toDoEvent.hasDueDate() ){
         if( dueDate() == toDoEvent.dueDate() ){ // let's the priority decide
             return priority() > toDoEvent.priority();
         }else{
             return dueDate() > toDoEvent.dueDate();
         }
     }
     return true;
 }
 bool OTodo::operator==(const OTodo &toDoEvent )const
 {
     if ( data->priority != toDoEvent.data->priority ) return false;
     if ( data->priority != toDoEvent.data->prog ) return false;
     if ( data->isCompleted != toDoEvent.data->isCompleted ) return false;
     if ( data->hasDate != toDoEvent.data->hasDate ) return false;
     if ( data->date != toDoEvent.data->date ) return false;
     if ( data->sum != toDoEvent.data->sum ) return false;
     if ( data->desc != toDoEvent.data->desc ) return false;
     if ( data->maintainer    != toDoEvent.data->maintainer )
         return false;
 
     return OPimRecord::operator==( toDoEvent );
 }
 void OTodo::deref() {
 
 //    qWarning("deref in ToDoEvent");
     if ( data->deref() ) {
 //        qWarning("deleting");
         delete data;
         data= 0;
     }
 }
 OTodo &OTodo::operator=(const OTodo &item )
 {
-    if ( *this == item ) return *this;
+    if ( this == &item ) return *this;
 
     OPimRecord::operator=( item );
     //qWarning("operator= ref ");
     item.data->ref();
     deref();
     data = item.data;
 
     return *this;
 }
 
 QMap<int, QString> OTodo::toMap() const {
     QMap<int, QString> map;
 
     map.insert( Uid, QString::number( uid() ) );
     map.insert( Category,  idsToString( categories() ) );
     map.insert( HasDate, QString::number( data->hasDate ) );
     map.insert( Completed, QString::number( data->isCompleted ) );
     map.insert( Description, data->desc );
     map.insert( Summary, data->sum );
     map.insert( Priority, QString::number( data->priority ) );
     map.insert( DateDay,  QString::number( data->date.day() ) );
     map.insert( DateMonth, QString::number( data->date.month() ) );
     map.insert( DateYear, QString::number( data->date.year() ) );
     map.insert( Progress, QString::number( data->prog ) );
 //    map.insert( CrossReference, crossToString() );
     /* FIXME!!!   map.insert( State,  );
     map.insert( Recurrence, );
     map.insert( Reminders, );
     map.
     */
     return map;
 }
 
 QMap<QString, QString> OTodo::toExtraMap()const {
     return data->extra;
 }
 /**
  *  change or modify looks at the ref count and either
  *  creates a new QShared Object or it can modify it
  * right in place
  */
 void OTodo::changeOrModify() {
     if ( data->count != 1 ) {
         qWarning("changeOrModify");
         data->deref();
         OTodoData* d2 = new OTodoData();
         copy(data, d2 );
         data = d2;
     }
 }
 // WATCHOUT
 /*
  * if you add something to the Data struct
  * be sure to copy it here
  */
 void OTodo::copy( OTodoData* src, OTodoData* dest ) {
     dest->date = src->date;
     dest->isCompleted = src->isCompleted;
     dest->hasDate = src->hasDate;
     dest->priority = src->priority;
     dest->desc = src->desc;
     dest->sum = src->sum;
     dest->extra = src->extra;
     dest->prog = src->prog;
diff --git a/libopie2/opiepim/backend/odatebookaccessbackend_xml.cpp b/libopie2/opiepim/backend/odatebookaccessbackend_xml.cpp
index 11e19d9..a0ae7b7 100644
--- a/libopie2/opiepim/backend/odatebookaccessbackend_xml.cpp
+++ b/libopie2/opiepim/backend/odatebookaccessbackend_xml.cpp
@@ -187,128 +187,129 @@ bool ODateBookAccessBackend_XML::save() {
 
     QFile f( strFileNew );
     if (!f.open( IO_WriteOnly | IO_Raw ) ) return false;
 
     QString buf( "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" );
     buf += "<!DOCTYPE DATEBOOK><DATEBOOK>\n";
     buf += "<events>\n";
     QCString str = buf.utf8();
     total_written = f.writeBlock( str.data(), str.length() );
     if ( total_written != int(str.length() ) ) {
         f.close();
         QFile::remove( strFileNew );
         return false;
     }
 
     if (!forAll( m_raw, f ) ) {
         f.close();
         QFile::remove( strFileNew );
         return false;
     }
     if (!forAll( m_rep, f ) ) {
         f.close();
         QFile::remove( strFileNew );
         return false;
     }
 
     buf = "</events>\n</DATEBOOK>\n";
     str = buf.utf8();
     total_written = f.writeBlock( str.data(), str.length() );
     if ( total_written != int(str.length() ) ) {
         f.close();
         QFile::remove( strFileNew );
         return false;
     }
     f.close();
 
     if ( ::rename( strFileNew, m_name ) < 0 ) {
         QFile::remove( strFileNew );
         return false;
     }
 
     m_changed = false;
     return true;
 }
 QArray<int> ODateBookAccessBackend_XML::allRecords()const {
     QArray<int> ints( m_raw.count()+ m_rep.count() );
     uint i = 0;
     QMap<int, OEvent>::ConstIterator it;
 
     for ( it = m_raw.begin(); it != m_raw.end(); ++it ) {
         ints[i] = it.key();
         i++;
     }
     for ( it = m_rep.begin(); it != m_rep.end(); ++it ) {
         ints[i] = it.key();
         i++;
     }
 
     return ints;
 }
 QArray<int> ODateBookAccessBackend_XML::queryByExample(const OEvent&, int,  const QDateTime& ) {
     return QArray<int>();
 }
 void ODateBookAccessBackend_XML::clear() {
+    m_changed = true;
     m_raw.clear();
     m_rep.clear();
 }
 OEvent ODateBookAccessBackend_XML::find( int uid ) const{
     if ( m_raw.contains( uid ) )
         return m_raw[uid];
     else
         return m_rep[uid];
 }
 bool ODateBookAccessBackend_XML::add( const OEvent& ev ) {
     m_changed = true;
     if (ev.hasRecurrence() )
         m_rep.insert( ev.uid(), ev );
     else
         m_raw.insert( ev.uid(), ev );
 
     return true;
 }
 bool ODateBookAccessBackend_XML::remove( int uid ) {
     m_changed = true;
     m_rep.remove( uid );
     m_rep.remove( uid );
 
     return true;
 }
 bool ODateBookAccessBackend_XML::replace( const OEvent& ev ) {
     replace( ev.uid() );
     return add( ev );
 }
 QArray<int> ODateBookAccessBackend_XML::rawEvents()const {
     return allRecords();
 }
 QArray<int> ODateBookAccessBackend_XML::rawRepeats()const {
     QArray<int> ints( m_rep.count() );
     uint i = 0;
     QMap<int, OEvent>::ConstIterator it;
 
     for ( it = m_rep.begin(); it != m_rep.end(); ++it ) {
         ints[i] = it.key();
         i++;
     }
 
     return ints;
 }
 QArray<int> ODateBookAccessBackend_XML::nonRepeats()const {
     QArray<int> ints( m_raw.count() );
     uint i = 0;
     QMap<int, OEvent>::ConstIterator it;
 
     for ( it = m_raw.begin(); it != m_raw.end(); ++it ) {
         ints[i] = it.key();
         i++;
     }
 
     return ints;
 }
 OEvent::ValueList ODateBookAccessBackend_XML::directNonRepeats() {
     OEvent::ValueList list;
     QMap<int, OEvent>::ConstIterator it;
     for (it = m_raw.begin(); it != m_raw.end(); ++it )
         list.append( it.data() );
 
     return list;
 }
diff --git a/libopie2/opiepim/oevent.cpp b/libopie2/opiepim/oevent.cpp
index c3eeee2..56ea10d 100644
--- a/libopie2/opiepim/oevent.cpp
+++ b/libopie2/opiepim/oevent.cpp
@@ -21,129 +21,129 @@ int OCalendarHelper::week( const QDate& date) {
 
     return week;
 }
 int OCalendarHelper::ocurrence( const QDate& date) {
     // calculates the number of occurrances of this day of the
     // week till the given date (e.g 3rd Wednesday of the month)
     return ( date.day() - 1 ) / 7 + 1;
 }
 int OCalendarHelper::dayOfWeek( char day ) {
     int dayOfWeek = 1;
     char i = ORecur::MON;
     while ( !( i & day ) && i <= ORecur::SUN ) {
         i <<= 1;
         ++dayOfWeek;
     }
     return dayOfWeek;
 }
 int OCalendarHelper::monthDiff( const QDate& first, const QDate& second ) {
     return ( second.year() - first.year() ) * 12 +
         second.month() - first.month();
 }
 
 struct OEvent::Data : public QShared {
     Data() : QShared() {
         child = 0;
         recur = 0;
         manager = 0;
         isAllDay = false;
         parent = 0;
     }
     ~Data() {
         delete manager;
         delete recur;
     }
     QString description;
     QString location;
     OPimNotifyManager* manager;
     ORecur* recur;
     QString note;
     QDateTime created;
     QDateTime start;
     QDateTime end;
     bool isAllDay : 1;
     QString timezone;
     QArray<int>* child;
     int parent;
 };
 
 OEvent::OEvent( int uid )
     : OPimRecord( uid ) {
     data = new Data;
 }
 OEvent::OEvent( const OEvent& ev)
     : OPimRecord( ev ), data( ev.data )
 {
     data->ref();
 }
 OEvent::~OEvent() {
     if ( data->deref() ) {
         delete data;
         data = 0;
     }
 }
 OEvent& OEvent::operator=( const OEvent& ev) {
-    if ( *this == ev ) return  *this;
+    if ( this == &ev ) return  *this;
 
     OPimRecord::operator=( ev );
     ev.data->ref();
     deref();
     data = ev.data;
 
 
     return *this;
 }
 QString OEvent::description()const {
     return data->description;
 }
 void OEvent::setDescription( const QString& description ) {
     changeOrModify();
     data->description = description;
 }
 void OEvent::setLocation( const QString& loc ) {
     changeOrModify();
     data->location = loc;
 }
 QString OEvent::location()const {
     return data->location;
 }
 OPimNotifyManager &OEvent::notifiers()const {
     // I hope we can skip the changeOrModify here
     // the notifier should take care of it
     // and OPimNotify is shared too
     if (!data->manager )
         data->manager = new OPimNotifyManager;
 
     return *data->manager;
 }
 bool OEvent::hasNotifiers()const {
     if (!data->manager )
         return false;
     if (data->manager->reminders().isEmpty() &&
         data->manager->alarms().isEmpty() )
         return false;
 
     return true;
 }
 ORecur OEvent::recurrence()const {
     if (!data->recur)
         data->recur = new ORecur;
 
     return *data->recur;
 }
 void OEvent::setRecurrence( const ORecur& rec) {
     changeOrModify();
     if (data->recur )
         (*data->recur) = rec;
     else
         data->recur = new ORecur( rec );
 }
 bool OEvent::hasRecurrence()const {
     if (!data->recur ) return false;
     return data->recur->doesRecur();
 }
 QString OEvent::note()const {
     return data->note;
 }
 void OEvent::setNote( const QString& note ) {
     changeOrModify();
     data->note = note;
diff --git a/libopie2/opiepim/otodo.cpp b/libopie2/opiepim/otodo.cpp
index 049359e..ea66d39 100644
--- a/libopie2/opiepim/otodo.cpp
+++ b/libopie2/opiepim/otodo.cpp
@@ -279,129 +279,129 @@ bool OTodo::operator<( const OTodo &toDoEvent )const{
 bool OTodo::operator<=(const OTodo &toDoEvent )const
 {
     if( !hasDueDate() && !toDoEvent.hasDueDate() ) return true;
     if( !hasDueDate() && toDoEvent.hasDueDate() ) return true;
     if( hasDueDate() && toDoEvent.hasDueDate() ){
         if( dueDate() == toDoEvent.dueDate() ){ // let's the priority decide
             return priority() <= toDoEvent.priority();
         }else{
             return dueDate() <= toDoEvent.dueDate();
         }
     }
     return true;
 }
 bool OTodo::operator>(const OTodo &toDoEvent )const
 {
     if( !hasDueDate() && !toDoEvent.hasDueDate() ) return false;
     if( !hasDueDate() &&  toDoEvent.hasDueDate() ) return false;
     if( hasDueDate()  &&  toDoEvent.hasDueDate() ){
         if( dueDate() == toDoEvent.dueDate() ){ // let's the priority decide
             return priority() > toDoEvent.priority();
         }else{
             return dueDate() > toDoEvent.dueDate();
         }
     }
     return false;
 }
 bool OTodo::operator>=(const OTodo &toDoEvent )const
 {
     if( !hasDueDate() && !toDoEvent.hasDueDate() ) return true;
     if( !hasDueDate() &&  toDoEvent.hasDueDate() ) return false;
     if( hasDueDate() && toDoEvent.hasDueDate() ){
         if( dueDate() == toDoEvent.dueDate() ){ // let's the priority decide
             return priority() > toDoEvent.priority();
         }else{
             return dueDate() > toDoEvent.dueDate();
         }
     }
     return true;
 }
 bool OTodo::operator==(const OTodo &toDoEvent )const
 {
     if ( data->priority != toDoEvent.data->priority ) return false;
     if ( data->priority != toDoEvent.data->prog ) return false;
     if ( data->isCompleted != toDoEvent.data->isCompleted ) return false;
     if ( data->hasDate != toDoEvent.data->hasDate ) return false;
     if ( data->date != toDoEvent.data->date ) return false;
     if ( data->sum != toDoEvent.data->sum ) return false;
     if ( data->desc != toDoEvent.data->desc ) return false;
     if ( data->maintainer    != toDoEvent.data->maintainer )
         return false;
 
     return OPimRecord::operator==( toDoEvent );
 }
 void OTodo::deref() {
 
 //    qWarning("deref in ToDoEvent");
     if ( data->deref() ) {
 //        qWarning("deleting");
         delete data;
         data= 0;
     }
 }
 OTodo &OTodo::operator=(const OTodo &item )
 {
-    if ( *this == item ) return *this;
+    if ( this == &item ) return *this;
 
     OPimRecord::operator=( item );
     //qWarning("operator= ref ");
     item.data->ref();
     deref();
     data = item.data;
 
     return *this;
 }
 
 QMap<int, QString> OTodo::toMap() const {
     QMap<int, QString> map;
 
     map.insert( Uid, QString::number( uid() ) );
     map.insert( Category,  idsToString( categories() ) );
     map.insert( HasDate, QString::number( data->hasDate ) );
     map.insert( Completed, QString::number( data->isCompleted ) );
     map.insert( Description, data->desc );
     map.insert( Summary, data->sum );
     map.insert( Priority, QString::number( data->priority ) );
     map.insert( DateDay,  QString::number( data->date.day() ) );
     map.insert( DateMonth, QString::number( data->date.month() ) );
     map.insert( DateYear, QString::number( data->date.year() ) );
     map.insert( Progress, QString::number( data->prog ) );
 //    map.insert( CrossReference, crossToString() );
     /* FIXME!!!   map.insert( State,  );
     map.insert( Recurrence, );
     map.insert( Reminders, );
     map.
     */
     return map;
 }
 
 QMap<QString, QString> OTodo::toExtraMap()const {
     return data->extra;
 }
 /**
  *  change or modify looks at the ref count and either
  *  creates a new QShared Object or it can modify it
  * right in place
  */
 void OTodo::changeOrModify() {
     if ( data->count != 1 ) {
         qWarning("changeOrModify");
         data->deref();
         OTodoData* d2 = new OTodoData();
         copy(data, d2 );
         data = d2;
     }
 }
 // WATCHOUT
 /*
  * if you add something to the Data struct
  * be sure to copy it here
  */
 void OTodo::copy( OTodoData* src, OTodoData* dest ) {
     dest->date = src->date;
     dest->isCompleted = src->isCompleted;
     dest->hasDate = src->hasDate;
     dest->priority = src->priority;
     dest->desc = src->desc;
     dest->sum = src->sum;
     dest->extra = src->extra;
     dest->prog = src->prog;