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/*************************************************************************
*
* $RCSfile: animationnodehelper.hxx,v $
*
* $Revision: 1.3 $
*
* last change: $Author: kz $ $Date: 2005-07-14 10:46:18 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://www.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#ifndef INCLUDED_ANIMATIONS_ANIMATIONNODEHELPER_HXX
#define INCLUDED_ANIMATIONS_ANIMATIONNODEHELPER_HXX
#ifndef _COM_SUN_STAR_UNO_REFERENCE_HXX_
#include <com/sun/star/uno/Reference.hxx>
#endif
#ifndef _COM_SUN_STAR_ANIMATIONS_XANIMATIONNODE_HPP_
#include <com/sun/star/animations/XAnimationNode.hpp>
#endif
#ifndef _COM_SUN_STAR_CONTAINER_XENUMERATIONACCESS_HPP_
#include <com/sun/star/container/XEnumerationAccess.hpp>
#endif
#ifndef _COM_SUN_STAR_CONTAINER_XENUMERATION_HPP_
#include <com/sun/star/container/XEnumeration.hpp>
#endif
#include <vector>
/* Declaration and definition of AnimationNode helper */
namespace anim
{
// TODO(Q1): this could possibly be implemented with a somewhat
// more lightweight template, by having the actual worker receive
// only a function pointer, and a thin templated wrapper around
// that which converts member functions into that.
/** Apply given functor to every animation node child.
@param xNode
Parent node
@param rFunctor
Functor to apply. The functor must have an appropriate
operator()( const ::com::sun::star::uno::Reference<
::com::sun::star::animations::XAnimationNode >& ) member.
@return true, if the functor was successfully applied to
all children, false otherwise.
*/
template< typename Functor > bool for_each_childNode( const ::com::sun::star::uno::Reference< ::com::sun::star::animations::XAnimationNode >& xNode,
Functor& rFunctor )
{
try
{
// get an XEnumerationAccess to the children
::com::sun::star::uno::Reference< ::com::sun::star::container::XEnumerationAccess >
xEnumerationAccess( xNode,
::com::sun::star::uno::UNO_QUERY_THROW );
::com::sun::star::uno::Reference< ::com::sun::star::container::XEnumeration >
xEnumeration( xEnumerationAccess->createEnumeration(),
::com::sun::star::uno::UNO_QUERY_THROW );
while( xEnumeration->hasMoreElements() )
{
::com::sun::star::uno::Reference< ::com::sun::star::animations::XAnimationNode >
xChildNode( xEnumeration->nextElement(),
::com::sun::star::uno::UNO_QUERY_THROW );
rFunctor( xChildNode );
}
return true;
}
catch( ::com::sun::star::uno::Exception& )
{
return false;
}
}
/** pushes the given node to the given vector and recursivly calls itself for each child node.
*/
void create_deep_vector( const ::com::sun::star::uno::Reference< ::com::sun::star::animations::XAnimationNode >& xNode,
std::vector< ::com::sun::star::uno::Reference< ::com::sun::star::animations::XAnimationNode > >& rVector )
{
rVector.push_back( xNode );
try
{
// get an XEnumerationAccess to the children
::com::sun::star::uno::Reference< ::com::sun::star::container::XEnumerationAccess >
xEnumerationAccess( xNode,
::com::sun::star::uno::UNO_QUERY );
if( xEnumerationAccess.is() )
{
::com::sun::star::uno::Reference< ::com::sun::star::container::XEnumeration >
xEnumeration( xEnumerationAccess->createEnumeration(),
::com::sun::star::uno::UNO_QUERY );
if( xEnumeration.is() )
{
while( xEnumeration->hasMoreElements() )
{
::com::sun::star::uno::Reference< ::com::sun::star::animations::XAnimationNode >
xChildNode( xEnumeration->nextElement(),
::com::sun::star::uno::UNO_QUERY_THROW );
create_deep_vector( xChildNode, rVector );
}
}
}
}
catch( ::com::sun::star::uno::Exception& )
{
}
}
}
#endif /* INCLUDED_ANIMATIONS_ANIMATIONNODEHELPER_HXX */
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