svtools/source/items1/itemiter.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_svtools.hxx"
  33
  34 #ifndef GCC
  35 #endif
  36
  37 #include <svtools/itemiter.hxx>
  38 #include <svtools/itempool.hxx>
  39 #include <svtools/itemset.hxx>
  40
  41 // STATIC DATA -----------------------------------------------------------
  42
  43 DBG_NAME(SfxItemIter);
  44
  45
  46 // --------------------------------------------------------------------------
  47
  48
  49 SfxItemIter::SfxItemIter( const SfxItemSet& rItemSet )
  50     : _rSet( rItemSet )
  51 {
  52     DBG_CTOR(SfxItemIter, 0);
  53     DBG_ASSERTWARNING( _rSet.Count(), "es gibt gar keine Attribute" );
  54
  55     if ( !_rSet._nCount )
  56     {
  57         _nStt = 1;
  58         _nEnd = 0;
  59     }
  60     else
  61     {
  62         SfxItemArray ppFnd = _rSet._aItems;
  63
  64         // suche das 1. gesetzte Item
  65         for ( _nStt = 0; !*(ppFnd + _nStt ); ++_nStt )
  66             ; // empty loop
  67         if ( 1 < _rSet.Count() )
  68             for( _nEnd = _rSet.TotalCount(); !*( ppFnd + --_nEnd);      )
  69                 ; // empty loop
  70         else
  71             _nEnd = _nStt;
  72     }
  73
  74     _nAkt = _nStt;
  75 }
  76
  77 // --------------------------------------------------------------------------
  78
  79
  80 SfxItemIter::~SfxItemIter()
  81 {
  82     DBG_DTOR(SfxItemIter, 0);
  83 }
  84
  85 // --------------------------------------------------------------------------
  86
  87
  88 const SfxPoolItem* SfxItemIter::NextItem()
  89 {
  90     DBG_CHKTHIS(SfxItemIter, 0);
  91     SfxItemArray ppFnd = _rSet._aItems;
  92
  93     if( _nAkt < _nEnd )
  94     {
  95         do {
  96             _nAkt++;
  97         } while( _nAkt < _nEnd && !*(ppFnd + _nAkt ) );
  98         return *(ppFnd+_nAkt);
  99     }
 100     return 0;
 101 }
 102
 103 // --------------------------------------------------------------------------
 104
 105
 106 const SfxPoolItem* SfxItemIter::PrevItem()
 107 {
 108     DBG_CHKTHIS(SfxItemIter, 0);
 109     SfxItemArray ppFnd = _rSet._aItems;
 110
 111     if ( _nAkt > _nStt )
 112     {
 113         do {
 114             --_nAkt;
 115         } while( _nAkt && !*(ppFnd + _nAkt ));
 116         return *(ppFnd+_nAkt);
 117     }
 118     return 0;
 119 }
 120
 121
 122