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/*************************************************************************
*
* $RCSfile: deferredview.hxx,v $
*
* $Revision: 1.1 $
*
* last change: $Author: jb $ $Date: 2002-02-11 14:55:53 $
*
* 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_DEFERREDVIEW_HXX_
#define CONFIGMGR_DEFERREDVIEW_HXX_
#ifndef CONFIGMGR_VIEWBEHAVIOR_HXX_
#include "viewstrategy.hxx"
#endif
namespace configmgr
{
namespace view
{
//-----------------------------------------------------------------------------
// View behavior for direct data access
//-----------------------------------------------------------------------------
class DeferredViewStrategy : public ViewStrategy
{
memory::Segment const * m_pSegment;
public:
explicit
DeferredViewStrategy(memory::Segment const * _pSegment)
: m_pSegment(_pSegment)
{}
// ViewStrategy implementation
private:
// change handling -required
virtual bool doHasChanges(Node const& _aNode) const;
virtual void doMarkChanged(Node const& _aNode);
// change handling
virtual void doCollectChanges(Node const& _aNode, configuration::NodeChanges& rChanges) const;
// commit protocol
virtual std::auto_ptr<SubtreeChange> doPreCommitChanges(Tree const& _aTree, configuration::ElementList& _rRemovedElements);
virtual void doFailedCommit(Tree const& _aTree, SubtreeChange& rChanges);
virtual void doFinishCommit(Tree const& _aTree, SubtreeChange& rChanges);
virtual void doRevertCommit(Tree const& _aTree, SubtreeChange& rChanges);
// notification protocol
virtual configuration::ValueChangeImpl* doAdjustToValueChange(GroupNode const& _aGroupNode, Name const& aName, ValueChange const& rExternalChange);
// virtual void doAdjustToElementChanges(configuration::NodeChangesInformation& rLocalChanges, SetNode const& _aNode, SubtreeChange const& rExternalChanges, TreeDepth nDepth);
// common attributes
virtual node::Attributes doAdjustAttributes(node::Attributes const& _aAttributes) const;
// group member access
virtual configuration::ValueMemberNode doGetValueMember(GroupNode const& _aNode, Name const& _aName, bool _bForUpdate) const;
// set element access
virtual void doInsertElement(SetNode const& _aNode, Name const& aName, configuration::SetEntry const& aNewEntry);
virtual void doRemoveElement(SetNode const& _aNode, Name const& aName);
virtual memory::Segment const * doGetDataSegment() const { return m_pSegment; }
virtual NodeFactory& doGetNodeFactory();
private:
void implCollectChangesIn(Node const& _aNode, NodeChanges& rChanges) const;
// commit protocol
std::auto_ptr<SubtreeChange> implPreCommitChanges(Node const& _aNode, configuration::ElementList& _rRemovedElements);
void implFailedCommit(Node const& _aNode, SubtreeChange& rChanges);
void implFinishCommit(Node const& _aNode, SubtreeChange& rChanges);
void implRevertCommit(Node const& _aNode, SubtreeChange& rChanges);
void implPreCommitSubChanges(GroupNode const & _aGroup, configuration::ElementList& _rRemovedElements, SubtreeChange& _rParentChange);
void implFailedSubCommitted(GroupNode const & _aGroup, SubtreeChange& rChanges);
void implFinishSubCommitted(GroupNode const & _aGroup, SubtreeChange& rChanges);
void implRevertSubCommitted(GroupNode const & _aGroup, SubtreeChange& rChanges);
};
//-----------------------------------------------------------------------------
}
}
#endif // CONFIGMGR_DEFERREDVIEW_HXX_
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