115 lines
4.5 KiB
C++
115 lines
4.5 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2008 by Sun Microsystems, Inc.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: roottree.hxx,v $
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* $Revision: 1.15 $
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#ifndef CONFIGMGR_ROOTTREE_HXX_
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#define CONFIGMGR_ROOTTREE_HXX_
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#include "sal/config.h"
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#include <memory>
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#include "boost/utility.hpp"
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#include "rtl/ref.hxx"
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#include "utility.hxx"
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namespace configmgr
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{
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//-----------------------------------------------------------------------------
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namespace sharable { union Node; }
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class SubtreeChange;
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struct TreeChangeList;
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namespace configuration
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{
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//-----------------------------------------------------------------------------
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class Tree;
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class NodeRef;
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class NodeChangesInformation;
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class AbsolutePath;
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class TemplateProvider;
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//-----------------------------------------------------------------------------
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rtl::Reference< Tree > createReadOnlyTree( AbsolutePath const& aRootPath,
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sharable::Node * _aCacheNode,
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unsigned int nDepth,
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TemplateProvider const& aTemplateProvider);
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rtl::Reference< Tree > createUpdatableTree( AbsolutePath const& aRootPath,
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sharable::Node * _aCacheNode,
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unsigned int nDepth,
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TemplateProvider const& aTemplateProvider);
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//-----------------------------------------------------------------------------
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class CommitHelper: private boost::noncopyable
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{
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struct Data;
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std::auto_ptr<Data> m_pData;
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Tree* m_pTree;
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public:
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CommitHelper(rtl::Reference< Tree > const& aTree);
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~CommitHelper();
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// collect all changes into rChangeList
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bool prepareCommit(TreeChangeList& rChangeList);
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// finish and clean up the changes in rChangeList after they are integrated
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void finishCommit(TreeChangeList& rChangeList);
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// throw away and clean up the changes in rChangeList after a commit failed
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void failedCommit(TreeChangeList& rChangeList);
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};
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//-----------------------------------------------------------------------------
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/** adjusts <var>aTree</var> tree to the (externally produced) changes under <var>aExternalChanges</var>
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and collects the changes this induces locally.
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@param rLocalChanges
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a collection that will hold the changes induced by <var>aExternalChanges</var>.
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@param aExternalChanges
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a structured change that has already been applied to the master tree.
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@param aBaseTree
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the tree that contains (directly) the affected node of <var>aExternalChanges</var>.
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@param aBaseNode
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a NodeRef referring to the (directly) affected node of <var>aExternalChanges</var>.
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@return
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<TRUE/> if any changes occur in this tree (so rLocalChanges is not empty), <FALSE/> otherwise.
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*/
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bool adjustToChanges( NodeChangesInformation& rLocalChanges,
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rtl::Reference< Tree > const& aBaseTree, NodeRef const& aBaseNode,
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SubtreeChange const& aExternalChange) ;
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//-----------------------------------------------------------------------------
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}
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}
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#endif // CONFIGMGR_ROOTTREE_HXX_
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