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/*************************************************************************
*
* $RCSfile: treeactions.hxx,v $
*
* $Revision: 1.14 $
*
* last change: $Author: hr $ $Date: 2003-03-19 16:19:07 $
*
* 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 _CONFIGMGR_TREEACTIONS_HXX_
#define _CONFIGMGR_TREEACTIONS_HXX_
#ifndef CONFIGMGR_CHANGE_HXX
#include "change.hxx"
#endif
#ifndef INCLUDED_VECTOR
#include <vector>
#define INCLUDED_VECTOR
#endif
//..........................................................................
namespace configmgr
{
//-----------------------------------------------------------------------------
// helper to implement force-writable support
void forceWritable(INode& _rNode);
void forceWritable(data::TreeAccessor const & _aTree);
//==========================================================================
//= OIdPropagator
//==========================================================================
/** propagates a node id to a subtree and its descendants
*/
class OIdPropagator : private NodeModification
{
::rtl::OUString sId;
OIdPropagator(const ::rtl::OUString& _rId) : sId(_rId) { }
virtual void handle(ValueNode& _rValueNode);
virtual void handle(ISubtree& _rSubtree);
public:
static void propagateIdToChildren(ISubtree& rTree);
static void propagateIdToTree( ::rtl::OUString const& aId, ISubtree& rTree);
};
//==========================================================================
//= OIdRemover
//==========================================================================
/** propagates a node id to a subtree and its descendants
*/
class OIdRemover : private NodeModification
{
virtual void handle(ValueNode& _rValueNode);
virtual void handle(ISubtree& _rSubtree);
public:
static void removeIds(INode& rNode);
};
//==========================================================================
//= OChangeActionCounter
//==========================================================================
/** collects meta data about a changes tree
*/
struct OChangeActionCounter : public ChangeTreeAction
{
sal_Int32 nValues, nAdds, nRemoves;
OChangeActionCounter() :nValues(0), nAdds(0), nRemoves(0) {}
virtual void handle(ValueChange const& aValueNode);
virtual void handle(AddNode const& aAddNode);
virtual void handle(RemoveNode const& aRemoveNode);
virtual void handle(SubtreeChange const& aSubtree);
sal_Bool hasChanges() const {return nValues || nAdds || nRemoves;}
};
// ===================================================================
// = CollectNames
// ===================================================================
class CollectNames : public NodeAction
{
public:
typedef std::vector<OUString> NameList;
public:
NameList const& list() const { return aList; }
CollectNames() : aList() {}
void handle(ValueNode const& aValue) { add(aValue); }
void handle(ISubtree const& m_aSubtree) { add(m_aSubtree); }
void add(INode const& aNode)
{
aList.push_back(aNode.getName());
}
private:
NameList aList;
};
//..........................................................................
} // namespace configmgr
//..........................................................................
#endif // _CONFIGMGR_TREEACTIONS_HXX_
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