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path: root/forms/source/richtext/parametrizedattributedispatcher.cxx
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/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2008 by Sun Microsystems, Inc.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * $RCSfile: parametrizedattributedispatcher.cxx,v $
 * $Revision: 1.6 $
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_forms.hxx"
#include "parametrizedattributedispatcher.hxx"
#include <editeng/editview.hxx>
#include <svl/itemset.hxx>
#include <svl/itempool.hxx>

#ifndef _SVX_SVXIDS_HRC
#include <svx/svxids.hrc>
#endif
#include <sfx2/sfxuno.hxx>
#include <com/sun/star/uno/Sequence.hxx>
#include <com/sun/star/beans/PropertyValue.hpp>

//........................................................................
namespace frm
{
//........................................................................

    using namespace ::com::sun::star::uno;
    using namespace ::com::sun::star::frame;
    using namespace ::com::sun::star::lang;
    using namespace ::com::sun::star::util;
    using namespace ::com::sun::star::beans;

    //====================================================================
    //= OParametrizedAttributeDispatcher
    //====================================================================
    //--------------------------------------------------------------------
    OParametrizedAttributeDispatcher::OParametrizedAttributeDispatcher( EditView& _rView, AttributeId _nAttributeId, const URL& _rURL, IMultiAttributeDispatcher* _pMasterDispatcher )
        :OAttributeDispatcher( _rView, _nAttributeId, _rURL, _pMasterDispatcher )
    {
    }

    //--------------------------------------------------------------------
    OParametrizedAttributeDispatcher::~OParametrizedAttributeDispatcher()
    {
        acquire();
        dispose();
    }

    //--------------------------------------------------------------------
    namespace
    {
        static SfxSlotId lcl_normalizeLatinScriptSlotId( SfxSlotId _nSlotId )
        {
            switch ( _nSlotId )
            {
            case SID_ATTR_CHAR_LATIN_FONT:      return SID_ATTR_CHAR_FONT;
            case SID_ATTR_CHAR_LATIN_LANGUAGE:  return SID_ATTR_CHAR_LANGUAGE;
            case SID_ATTR_CHAR_LATIN_POSTURE:   return SID_ATTR_CHAR_POSTURE;
            case SID_ATTR_CHAR_LATIN_WEIGHT:    return SID_ATTR_CHAR_WEIGHT;
            case SID_ATTR_CHAR_LATIN_FONTHEIGHT:return SID_ATTR_CHAR_FONTHEIGHT;
            }
            return _nSlotId;
        }
    }

    //--------------------------------------------------------------------
    void OParametrizedAttributeDispatcher::fillFeatureEventFromAttributeState( FeatureStateEvent& _rEvent, const AttributeState& _rState ) const
    {
        OSL_ENSURE( getEditView(), "OParametrizedAttributeDispatcher::notifyState: already disposed!" );
        if ( !getEditView() )
            return;

        SfxItemSet aEmptySet( const_cast< EditView* >( getEditView() )->GetEmptyItemSet() );
        Sequence< PropertyValue > aUnoStateDescription;
        if ( _rState.getItem() )
        {
            aEmptySet.Put( *_rState.getItem() );
            SfxSlotId nSlotId = aEmptySet.GetPool()->GetSlotId( _rState.getItem()->Which() );
            TransformItems( nSlotId, aEmptySet, aUnoStateDescription );
            _rEvent.State <<= aUnoStateDescription;
        }
        else
            OAttributeDispatcher::fillFeatureEventFromAttributeState( _rEvent, _rState );
    }

    //--------------------------------------------------------------------
    const SfxPoolItem* OParametrizedAttributeDispatcher::convertDispatchArgsToItem( const Sequence< PropertyValue >& _rArguments )
    {
        // get the real slot id. This may differ from our attribute id: for instance, both
        // SID_ATTR_CHAR_HEIGHT and SID_ATTR_CHAR_LATIN_HEIGHT are mapped to the same which id
        SfxSlotId nSlotId = lcl_normalizeLatinScriptSlotId( (SfxSlotId)m_nAttributeId );

        SfxAllItemSet aParameterSet( getEditView()->GetEmptyItemSet() );
        TransformParameters( nSlotId, _rArguments, aParameterSet );

        const SfxPoolItem* pArgument = NULL;
        if ( aParameterSet.Count() )
        {
            OSL_ENSURE( aParameterSet.Count() == 1, "OParametrizedAttributeDispatcher::convertDispatchArgsToItem: Arguments which form more than 1 item? How this?" );
            WhichId nAttributeWhich = aParameterSet.GetPool()->GetWhich( nSlotId );
            pArgument = aParameterSet.GetItem( nAttributeWhich );
            OSL_ENSURE( pArgument, "OParametrizedAttributeDispatcher::convertDispatchArgsToItem: suspicious: there were arguments, but they're not for my slot!" );
        }

        return pArgument;
    }

    //--------------------------------------------------------------------
    void SAL_CALL OParametrizedAttributeDispatcher::dispatch( const URL& _rURL, const Sequence< PropertyValue >& _rArguments ) throw (RuntimeException)
    {
        ::osl::MutexGuard aGuard( m_aMutex );
        OSL_ENSURE( _rURL.Complete == getFeatureURL().Complete, "OParametrizedAttributeDispatcher::dispatch: invalid URL!" );
        (void)_rURL;
        if ( m_pMasterDispatcher )
        {
            const SfxPoolItem* pConvertedArgument = convertDispatchArgsToItem( _rArguments );
            m_pMasterDispatcher->executeAttribute( m_nAttributeId, pConvertedArgument );
        }
    }

//........................................................................
}   // namespace frm
//........................................................................