177 lines
5.6 KiB
C++
177 lines
5.6 KiB
C++
/*************************************************************************
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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: configdefaultprovider.cxx,v $
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*
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* $Revision: 1.7 $
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*
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* last change: $Author: rt $ $Date: 2005-09-08 04:26:48 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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#include "configdefaultprovider.hxx"
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#ifndef CONFIGMGR_DEFAULTPROVIDER_PROXY_HXX_
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#include "defaultproviderproxy.hxx"
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#endif
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#ifndef CONFIGMGR_CONFIGNODE_HXX_
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#include "noderef.hxx"
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#endif
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#ifndef _CONFIGMGR_TREE_VALUENODE_HXX
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#include "valuenode.hxx"
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#endif
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#ifndef CONFIGMGR_CONFIGNODEIMPL_HXX_
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#include "treeimpl.hxx"
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#endif
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#ifndef CONFIGMGR_UPDATEACCESSOR_HXX
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#include "updateaccessor.hxx"
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#endif
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#ifndef CONFIGMGR_MISC_OPTIONS_HXX_
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#include "options.hxx"
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#endif
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namespace configmgr
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{
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//-----------------------------------------------------------------------------
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namespace configuration
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{
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//-----------------------------------------------------------------------------
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// class DefaultProvider
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//-----------------------------------------------------------------------------
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// standard c/d-tors to make compiler barrier
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DefaultProvider DefaultProvider::createEmpty()
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{
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return DefaultProvider(NULL);
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}
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//-----------------------------------------------------------------------------
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DefaultProvider DefaultProvider::create(Tree const& _aRootTree, RequestOptions const& _aOptions,
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rtl::Reference< IConfigDefaultProvider > const & _xDefaultProvider,
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IDefaultableTreeManager* _pDefaultableTree)
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{
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OSL_PRECOND( !_aRootTree.isEmpty(), "ERROR: Cannot create DefaultProvider for NULL tree");
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rtl::Reference< DefaultProviderProxy > xNewProxy;
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if (!_aRootTree.isEmpty())
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{
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xNewProxy = new DefaultProviderProxy(_xDefaultProvider,_pDefaultableTree,
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_aRootTree.getRootPath(), _aOptions );
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}
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return DefaultProvider( xNewProxy );
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}
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//-----------------------------------------------------------------------------
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DefaultProvider::DefaultProvider(DefaultProvider const& _aOther)
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: m_aProxy(_aOther.m_aProxy)
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{
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}
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//-----------------------------------------------------------------------------
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DefaultProvider& DefaultProvider::operator=(DefaultProvider const& _aOther)
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{
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m_aProxy = _aOther.m_aProxy;
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return *this;
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}
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//-----------------------------------------------------------------------------
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DefaultProvider::~DefaultProvider()
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{
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}
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//-----------------------------------------------------------------------------
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DefaultProvider::DefaultProvider(rtl::Reference< DefaultProviderProxy > const& _xProviderProxy)
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: m_aProxy(_xProviderProxy)
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{
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}
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//-----------------------------------------------------------------------------
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/// tries to load a default instance of the specified node
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std::auto_ptr<ISubtree> DefaultProvider::getDefaultTree(
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memory::UpdateAccessor& _aTreeAccessor,
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Tree const& _aTree, NodeRef const& _aNode
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) const CFG_UNO_THROW_ALL()
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{
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std::auto_ptr<ISubtree> aRet;
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node::Attributes aAttributes = _aTree.getAttributes(_aNode);
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// if (aAttributes.bDefaulted)
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// clone the ISubtree (no interface for that) :-(
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if (m_aProxy.is() && aAttributes.existsInDefault())
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{
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aRet = m_aProxy->getDefaultTree(_aTreeAccessor,_aTree.getAbsolutePath(_aNode));
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}
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return aRet;
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}
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//-----------------------------------------------------------------------------
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/// tries to load default data into the specified tree
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static bool shouldFetchDefaultData(TreeRef const& _aTreeRef, bool & _rbHasDefaults)
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{
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bool bShouldFetch = false;
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data::Accessor aTempAccess( getRootSegment(_aTreeRef) );
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Tree aTempTree(aTempAccess, _aTreeRef);
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node::Attributes aAttributes = aTempTree.getAttributes(aTempTree.getRootNode());
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if (aAttributes.isDefault())
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_rbHasDefaults = true;
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// in replaced/added parts, defaults are considered non-existing
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else if (!aAttributes.isReplacedForUser())
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_rbHasDefaults = false;
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else
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bShouldFetch = true;
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return bShouldFetch;
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}
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//-----------------------------------------------------------------------------
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/// tries to load default data into the specified tree
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bool DefaultProvider::fetchDefaultData(TreeRef const& _aTreeRef) const CFG_UNO_THROW_ALL()
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{
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bool bHasDefaults = false;
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if (shouldFetchDefaultData(_aTreeRef,bHasDefaults) && m_aProxy.is() )
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bHasDefaults = m_aProxy->fetchDefaultData();
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return bHasDefaults;
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}
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//-----------------------------------------------------------------------------
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}
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}
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