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#include <svl/itemiter.hxx>
#include <svl/itempool.hxx>
#include <svl/itemset.hxx>

// STATIC DATA -----------------------------------------------------------

DBG_NAME(SfxItemIter);


// --------------------------------------------------------------------------


SfxItemIter::SfxItemIter( const SfxItemSet& rItemSet )
    : _rSet( rItemSet )
{
    DBG_CTOR(SfxItemIter, 0);
    DBG_ASSERTWARNING( _rSet.Count(), "es gibt gar keine Attribute" );

    if ( !_rSet._nCount )
    {
        _nStt = 1;
        _nEnd = 0;
    }
    else
    {
        SfxItemArray ppFnd = _rSet._aItems;

        // suche das 1. gesetzte Item
        for ( _nStt = 0; !*(ppFnd + _nStt ); ++_nStt )
            ; // empty loop
        if ( 1 < _rSet.Count() )
            for( _nEnd = _rSet.TotalCount(); !*( ppFnd + --_nEnd);  )
                ; // empty loop
        else
            _nEnd = _nStt;
    }

    _nAkt = _nStt;
}

// --------------------------------------------------------------------------


SfxItemIter::~SfxItemIter()
{
    DBG_DTOR(SfxItemIter, 0);
}

// --------------------------------------------------------------------------


const SfxPoolItem* SfxItemIter::NextItem()
{
    DBG_CHKTHIS(SfxItemIter, 0);
    SfxItemArray ppFnd = _rSet._aItems;

    if( _nAkt < _nEnd )
    {
        do {
            _nAkt++;
        } while( _nAkt < _nEnd && !*(ppFnd + _nAkt ) );
        return *(ppFnd+_nAkt);
    }
    return 0;
}

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