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 * Licensed to the Apache Software Foundation (ASF) under one
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 * regarding copyright ownership.  The ASF licenses this file
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 * 
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#ifndef _SWITERATOR_HXX
#define _SWITERATOR_HXX

#include <calbck.hxx>
#include <tools/debug.hxx>

template< class TElementType, class TSource > class SwIterator 
{
    SwClientIter aClientIter;
public:

    SwIterator( const TSource& rSrc ) : aClientIter(rSrc) { DBG_ASSERT( TElementType::IsOf( TYPE(SwClient) ), "Incompatible types!" ); }
    TElementType* First()     { SwClient* p = aClientIter.First(TYPE(TElementType)); return PTR_CAST(TElementType,p); }
    TElementType* Last()      { SwClient* p = aClientIter.Last( TYPE(TElementType)); return PTR_CAST(TElementType,p); }
    TElementType* Next()      { SwClient* p = aClientIter.Next();     return PTR_CAST(TElementType,p); }
    TElementType* Previous()  { SwClient* p = aClientIter.Previous(); return PTR_CAST(TElementType,p);  }
    static TElementType* FirstElement( const TSource& rMod ) { SwClient* p = SwClientIter(rMod).First(TYPE(TElementType)); return PTR_CAST(TElementType,p); }
    bool IsChanged()          { return aClientIter.IsChanged(); }
};

#endif