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#ifndef OPIE_RECORD_LIST_H
#define OPIE_RECORD_LIST_H
#include <opie/opimaccesstemplate.h>
#include <opie/opimrecord.h>
template <class T = OPimRecord >
class ORecordList {
public:
class Iterator {
friend class ORecordList;
public:
Iterator();
~Iterator();
Iterator(const Iterator& );
Iterator &operator=(const Iterator& );
T &operator*();
Iterator &operator++();
Iterator &operator--();
bool operator==( const Iterator& it );
bool operator!=( const Iterator& it );
private:
Iterator( const QArray<int>,
OPimAccessTemplate<T>* );
QArray<int> m_uids;
int m_current;
OPimAccessTemplate* m_temp;
bool m_end : 1;
T m_record;
/* d pointer for future versions */
class IteratorPrivate;
IteratorPrivate *d;
};
ORecordList( const QArray<int>& ids,
OPimAccessTemplate<T>* acc );
~ORecordList();
Iterator begin();
Iterator end();
/*
ConstIterator begin()const;
ConstIterator end()const;
*/
private:
QArray<int> m_ids;
OPimAccessTemplate<T>* m_acc;
};
/* ok now implement it */
template <class T= OPimRecord>
ORecordList<T>::Iterator::Iterator() {
m_current = 0;
m_temp = 0l;
m_end = true;
}
template <class T= OPimRecord>
ORecordList<T>::Iterator::~Iterator() {
/* nothing to delete */
}
template <class T = OPimRecord>
ORecordList<T>::Iterator::Iterator( const ORecordList<T>::Iterator& it) {
m_uids = it.m_uids;
m_current = it.m_current;
m_temp = it.m_temp;
m_end = it.m_end;
m_record = it.m_record;
}
template <class T = OPimRecord>
ORecordList<T>::Iterator &ORecordList::Iterator::operator=( const ORecordList<T>::Iterator& it) {
m_uids = it.m_uids;
m_current = it.m_current;
m_temp = it.m_temp;
m_end = it.m_end;
m_record = it.m_record;
return *this;
}
template <class T = OPimRecord>
T &ORecordList<T>::Iterator::operator*() {
if (!m_end )
m_record = m_temp->find( m_uids[m_current] );
else
m_record = T;
return m_record;
}
template <class T = OPimRecord>
ORecordList<T>::Iterator &ORecordList<T>::Iterator::operator++() {
if (m_current < m_uids.count() ) {
m_end = false;
++m_current;
}else
m_end = true;
return *this;
}
template <class T = OPimRecord>
ORecordList<T>::Iterator &ORecordList<T>::Iterator::operator--() {
if ( m_current > 0 ) {
--m_current;
m_end = false;
} else
m_end = true;
return *this;
}
template <class T = OPimRecord>
bool ORecordList<T>::Iterator::operator==( const ORecordList<T>::Iterator& it ) {
/* if both are at we're the same.... */
if ( m_end == it.m_end ) return true;
if ( m_uids != it.m_uids ) return false;
if ( m_current != it.m_current ) return false;
if ( m_temp != it.m_temp ) return false;
return true;
}
template <class T = ORecordList>
bool ORecordList<T>::Iterator::operator!=( const ORecordList<T>::Iterator it ) {
return !(*this == it );
}
template <class T = ORecordList>
ORecordList<T>::Iterator::Iterator( const QArray<int> uids,
OPimAccessTemplate<T>* t )
: m_uids( uids ), m_current( 0 ), m_temp( t ), m_end( false )
{
}
template <class T = ORecordList>
ORecordList<T>::ORecordList( const QArray<int>& ids,
OPimAccessTemplate<T>* acc )
: m_ids( ids ), m_acc( acc )
{
}
template <class T = ORecordList>
ORecordList<T>::~ORecordList() {
/* nothing to do here */
}
template <class T = ORecordList>
ORecordList<T>::Iterator ORecordList<T>::begin() {
Iterator it( m_ids, m_acc );
return it;
}
template <class T = ORecordList>
ORecordList<T>::Iterator ORecordList<T>::end() {
Iterator it( m_ids, m_acc );
it.m_end = true;
it.m_current = m_ids.count();
}
#endif
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