299 lines
11 KiB
C++
299 lines
11 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: translatechanges.cxx,v $
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* $Revision: 1.13 $
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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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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_configmgr.hxx"
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#include "translatechanges.hxx"
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#include "noderef.hxx"
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#include "nodechange.hxx"
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#include "nodechangeinfo.hxx"
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#include "apifactory.hxx"
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namespace configmgr
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{
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// ---------------------------------------------------------------------------------------------------
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namespace css = ::com::sun::star;
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namespace uno = css::uno;
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namespace lang = css::lang;
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namespace util = css::util;
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namespace beans = css::beans;
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namespace container = css::container;
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// ---------------------------------------------------------------------------------------------------
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namespace configuration
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{
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class NodeChange;
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class NodeChanges;
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class Tree;
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class NodeRef;
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class NodeID;
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}
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// ---------------------------------------------------------------------------------------------------
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namespace configapi
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{
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using configuration::Tree;
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using configuration::TreeRef;
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using configuration::Name;
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using configuration::AbsolutePath;
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using configuration::RelativePath;
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using configuration::NodeRef;
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using configuration::NodeID;
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using configuration::NodeChangeInformation;
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using configuration::NodeChangeData;
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using configuration::NodeChangeLocation;
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// ---------------------------------------------------------------------------------------------------
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//interpreting NodeChanges
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// resolve the relative path from a given base to the changed node
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bool resolveChangeLocation(RelativePath& aPath, NodeChangeLocation const& aChange, Tree const& aBaseTree, NodeRef const& aBaseNode)
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{
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OSL_ENSURE(aChange.isValidLocation(), "Trying to resolve against change location that wasn't set up properly");
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namespace Path = configuration::Path;
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typedef Path::Iterator Iter;
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Tree aChangeBaseTree = aChange.getBaseTree();
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AbsolutePath aOuterBasePath = aBaseTree.getAbsolutePath(aBaseNode);
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AbsolutePath aChangeBasePath = aChangeBaseTree.getAbsolutePath(aChange.getBaseNode());
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Iter aChangeIt = aChangeBasePath.begin(), aChangeEnd = aChangeBasePath.end();
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Iter aOuterIt = aOuterBasePath.begin(), aOuterEnd = aOuterBasePath.end();
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// First by resolve the base node pathes
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while (aOuterIt != aOuterEnd && aChangeIt != aChangeEnd)
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{
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if ( ! Path::matches(*aOuterIt,*aChangeIt) ) return false; // mismatch
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++aOuterIt;
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++aChangeIt;
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}
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// Next consider the stored accessor
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if (aChangeIt != aChangeEnd) // stepping outward - prepend
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{
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Path::Rep aRemaining(aChangeIt, aChangeEnd);
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aPath = RelativePath(aRemaining).compose(aChange.getAccessor());
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}
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else if (aOuterIt == aOuterEnd) // exact match outside
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{
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aPath = aChange.getAccessor();
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}
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else //(aChangeIt == aChangeEnd) but outer left
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{
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RelativePath aAccessor = aChange.getAccessor();
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aChangeIt = aAccessor.begin();
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aChangeEnd = aAccessor.end();
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// resolve the outer path against the change accessor
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while (aOuterIt != aOuterEnd && aChangeIt != aChangeEnd)
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{
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if ( ! Path::matches(*aOuterIt,*aChangeIt) ) return false; // mismatch
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++aOuterIt;
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++aChangeIt;
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}
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if (aOuterIt == aOuterEnd)
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{
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Path::Rep aRemaining(aChangeIt, aChangeEnd);
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aPath = RelativePath( aRemaining );
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}
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}
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return (aOuterIt == aOuterEnd); // resolved completely and assigned ??
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}
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// ---------------------------------------------------------------------------------------------------
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// change path and base settings to start from the given base
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bool rebaseChange(NodeChangeLocation& aChange, TreeRef const& _aBaseTreeRef)
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{
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return rebaseChange(aChange,_aBaseTreeRef,_aBaseTreeRef.getRootNode());
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}
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bool rebaseChange(NodeChangeLocation& aChange, TreeRef const& _aBaseTreeRef, NodeRef const& aBaseNode)
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{
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OSL_ENSURE(aChange.isValidLocation(), "Trying to rebase change location that wasn't set up properly");
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Tree aBaseTree(_aBaseTreeRef);
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RelativePath aNewPath;
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if (resolveChangeLocation(aNewPath,aChange,aBaseTree,aBaseNode))
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{
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aChange.setBase( aBaseTree, aBaseNode);
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aChange.setAccessor( aNewPath );
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return true;
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}
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else
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return false;
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}
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// ---------------------------------------------------------------------------------------------------
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// resolve non-uno elements to Uno Objects
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bool resolveUnoObjects(UnoChange& aUnoChange, NodeChangeData const& aChange,
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Factory& rFactory)
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{
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if (aChange.isSetChange())
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{
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//Check we have ElementTree
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if ((aChange.element.newValue == NULL) &&
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(aChange.element.oldValue == NULL))
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{
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if( ( aChange.unoData.newValue.getValue()!=NULL) ||
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( aChange.unoData.newValue.getValue()!=NULL))
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{
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return true;
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}
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else return false;
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}
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//Check if complex or simple type
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Tree aTree = aChange.isRemoveSetChange()?
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aChange.getOldElementTree():
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aChange.getNewElementTree();
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NodeRef aNodeRef = aTree.getRootNode();
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if (configuration::isStructuralNode(aTree, aNodeRef))
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{
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uno::Reference<uno::XInterface> aNewUnoObject = rFactory.findUnoElement(aChange.getNewElementNodeID());
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uno::Reference<uno::XInterface> aOldUnoObject = rFactory.findUnoElement(aChange.getOldElementNodeID());
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bool bFound = aNewUnoObject.is() || aOldUnoObject.is();
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aUnoChange.newValue <<= aNewUnoObject;
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aUnoChange.oldValue <<= aOldUnoObject;
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return bFound;
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}
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else
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{
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aUnoChange.newValue = configuration::getSimpleElementValue(aTree, aNodeRef);
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if (aChange.isReplaceSetChange() )
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{
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Tree aOldTree = aChange.getOldElementTree();
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aNodeRef = aOldTree.getRootNode();
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OSL_ENSURE(!configuration::isStructuralNode(aOldTree, aNodeRef), "resolveUnoObject types mismatch");
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aUnoChange.oldValue = configuration::getSimpleElementValue(aOldTree, aNodeRef);
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}
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bool bFound = aUnoChange.newValue.hasValue() || aUnoChange.oldValue.hasValue();
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return bFound;
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}
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}
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else if (aChange.isValueChange())
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{
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aUnoChange.newValue = aChange.unoData.newValue;
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aUnoChange.oldValue = aChange.unoData.oldValue;
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return true;
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}
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else
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{
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return false;
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}
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}
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// ---------------------------------------------------------------------------------------------------
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// resolve non-uno elements to Uno Objects inplace
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bool resolveToUno(NodeChangeData& aChange, Factory& rFactory)
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{
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struct UnoChange aUnoChange;
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if (resolveUnoObjects(aUnoChange,aChange, rFactory))
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{
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aChange.unoData.newValue = aUnoChange.newValue;
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aChange.unoData.oldValue = aUnoChange.oldValue;
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return true;
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}
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else
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return false;
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}
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// ---------------------------------------------------------------------------------------------------
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/// fill a change info from a NodeChangeInfo
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void fillChange(util::ElementChange& rChange, NodeChangeInformation const& aInfo, Tree const& aBaseTree, Factory& rFactory)
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{
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fillChange(rChange,aInfo,aBaseTree,aBaseTree.getRootNode(),rFactory);
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}
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/// fill a change info from a NodeChangeInfo
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void fillChange(util::ElementChange& rChange, NodeChangeInformation const& aInfo, Tree const& aBaseTree, NodeRef const& aBaseNode, Factory& rFactory)
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{
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RelativePath aRelativePath;
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if (!resolveChangeLocation(aRelativePath, aInfo.location, aBaseTree, aBaseNode))
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OSL_ENSURE(false, "WARNING: Change is not part of the given Tree");
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UnoChange aUnoChange;
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if (!resolveUnoObjects(aUnoChange, aInfo.change, rFactory))
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OSL_ENSURE(false, "WARNING: Cannot find out old/new UNO objects involved in change");
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rChange.Accessor <<= aRelativePath.toString();
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rChange.Element = aUnoChange.newValue;
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rChange.ReplacedElement = aUnoChange.oldValue;
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}
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// ---------------------------------------------------------------------------------------------------
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/// fill a change info from a NodeChangeInfo (base,path and uno objects are assumed to be resolved already)
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void fillChangeFromResolved(util::ElementChange& rChange, NodeChangeInformation const& aInfo)
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{
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rChange.Accessor <<= aInfo.location.getAccessor().toString();
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rChange.Element = aInfo.change.unoData.newValue;
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rChange.ReplacedElement = aInfo.change.unoData.oldValue;
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}
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// ---------------------------------------------------------------------------------------------------
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/// fill a event from a NodeChangeInfo (uno objects are assumed to be resolved already)
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bool fillEventDataFromResolved(container::ContainerEvent& rEvent, NodeChangeInformation const& aInfo)
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{
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rEvent.Accessor <<= aInfo.location.getAccessor().getLocalName().getName().toString();
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rEvent.Element = aInfo.change.unoData.newValue;
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rEvent.ReplacedElement = aInfo.change.unoData.oldValue;
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return !aInfo.isEmptyChange();
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}
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// ---------------------------------------------------------------------------------------------------
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/// fill a event from a NodeChangeInfo(uno objects are assumed to be resolved already)
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bool fillEventDataFromResolved(beans::PropertyChangeEvent& rEvent, NodeChangeInformation const& aInfo, bool bMore)
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{
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if (!aInfo.isValueChange())
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return false;
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rEvent.PropertyName = aInfo.location.getAccessor().getLocalName().getName().toString();
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rEvent.NewValue = aInfo.change.unoData.newValue;
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rEvent.OldValue = aInfo.change.unoData.oldValue;
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rEvent.PropertyHandle = -1;
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rEvent.Further = bMore;
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return !aInfo.isEmptyChange();
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}
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// ---------------------------------------------------------------------------------------------------
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// ---------------------------------------------------------------------------------------------------
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}
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// ---------------------------------------------------------------------------------------------------
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}
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