/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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#include <com/sun/star/lang/XComponent.hpp>

#include <unowcntr.hxx>

using namespace ::rtl;
using namespace ::com::sun::star;

SvUnoWeakContainer::SvUnoWeakContainer() throw()
{
}

SvUnoWeakContainer::~SvUnoWeakContainer() throw()
{
    for ( WeakRefList::iterator it = maList.begin(); it != maList.end(); ++it )
            delete *it;
    maList.clear();
}

/** inserts the given ref into this container */
void SvUnoWeakContainer::insert( uno::WeakReference< uno::XInterface > xRef ) throw()
{
    for ( WeakRefList::iterator it = maList.begin(); it != maList.end(); )
    {
        uno::WeakReference< uno::XInterface >* pRef = *it;
        uno::Reference< uno::XInterface > xTestRef( *pRef );
        if ( !xTestRef.is() )
        {
            delete pRef;
            it = maList.erase( it );
        }
        else
        {
            if ( *pRef == xRef )
                return;
            ++it;
        }
    }
    maList.push_back( new uno::WeakReference< uno::XInterface >( xRef ) );
}

/** searches the container for a ref that returns true on the given
    search function
*/
sal_Bool SvUnoWeakContainer::findRef(
    uno::WeakReference< uno::XInterface >& rRef,
    void* pSearchData,
    weakref_searchfunc pSearchFunc
)
{
    for ( WeakRefList::iterator it = maList.begin(); it != maList.end(); )
    {
        uno::WeakReference< uno::XInterface >* pRef = *it;
        uno::Reference< uno::XInterface > xTestRef( *pRef );
        if ( !xTestRef.is() )
        {
            delete pRef;
            it = maList.erase( it );
        }
        else
        {
            if( (*pSearchFunc)( *pRef, pSearchData ) )
            {
                rRef = *pRef;
                return sal_True;
            }
            ++it;
        }
    }
    return sal_False;
}

void SvUnoWeakContainer::dispose()
{
    for ( WeakRefList::iterator it = maList.begin(); it != maList.end(); ++it )
    {
        uno::WeakReference< uno::XInterface >* pRef = *it;
        uno::Reference< uno::XInterface > xTestRef( *pRef );
        if ( xTestRef.is() )
        {
            uno::Reference< lang::XComponent > xComp( xTestRef, uno::UNO_QUERY );
            if( xComp.is() )
                xComp->dispose();
        }
    }
}

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