office-gobmx/configmgr/source/treemgr/configdefaultprovider.cxx
2008-10-29 14:38:47 +00:00

153 lines
5.2 KiB
C++

/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: configdefaultprovider.cxx,v $
* $Revision: 1.10 $
*
* This file is part of OpenOffice.org.
*
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* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
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************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_configmgr.hxx"
#include "configdefaultprovider.hxx"
#include "defaultproviderproxy.hxx"
#include "noderef.hxx"
#include "valuenode.hxx"
#include "tree.hxx"
#include "options.hxx"
namespace configmgr
{
//-----------------------------------------------------------------------------
namespace configuration
{
//-----------------------------------------------------------------------------
// class DefaultProvider
//-----------------------------------------------------------------------------
// standard c/d-tors to make compiler barrier
DefaultProvider DefaultProvider::createEmpty()
{
return DefaultProvider(NULL);
}
//-----------------------------------------------------------------------------
DefaultProvider DefaultProvider::create(rtl::Reference< Tree > const& _aRootTree, RequestOptions const& _aOptions,
rtl::Reference< TreeManager > const & _xDefaultProvider,
IDefaultableTreeManager* _pDefaultableTree)
{
OSL_PRECOND( !isEmpty(_aRootTree.get()), "ERROR: Cannot create DefaultProvider for NULL tree");
rtl::Reference< DefaultProviderProxy > xNewProxy;
if (!isEmpty(_aRootTree.get()))
{
xNewProxy = new DefaultProviderProxy(_xDefaultProvider,_pDefaultableTree,
_aRootTree->getRootPath(), _aOptions );
}
return DefaultProvider( xNewProxy );
}
//-----------------------------------------------------------------------------
DefaultProvider::DefaultProvider(DefaultProvider const& _aOther)
: m_aProxy(_aOther.m_aProxy)
{
}
//-----------------------------------------------------------------------------
DefaultProvider& DefaultProvider::operator=(DefaultProvider const& _aOther)
{
m_aProxy = _aOther.m_aProxy;
return *this;
}
//-----------------------------------------------------------------------------
DefaultProvider::~DefaultProvider()
{
}
//-----------------------------------------------------------------------------
DefaultProvider::DefaultProvider(rtl::Reference< DefaultProviderProxy > const& _xProviderProxy)
: m_aProxy(_xProviderProxy)
{
}
//-----------------------------------------------------------------------------
/// tries to load a default instance of the specified node
std::auto_ptr<ISubtree> DefaultProvider::getDefaultTree(
rtl::Reference< Tree > const& _aTree, NodeRef const& _aNode
) const SAL_THROW((com::sun::star::uno::Exception))
{
std::auto_ptr<ISubtree> aRet;
node::Attributes aAttributes = _aTree->getAttributes(_aNode);
// if (aAttributes.bDefaulted)
// clone the ISubtree (no interface for that) :-(
if (m_aProxy.is() && aAttributes.existsInDefault())
aRet = m_aProxy->getDefaultTree(_aTree->getAbsolutePath(_aNode));
return aRet;
}
//-----------------------------------------------------------------------------
/// tries to load default data into the specified tree
static bool shouldFetchDefaultData(rtl::Reference< Tree > const& _aTreeRef, bool & _rbHasDefaults)
{
bool bShouldFetch = false;
node::Attributes aAttributes = _aTreeRef->getAttributes(_aTreeRef->getRootNode());
if (aAttributes.isDefault())
_rbHasDefaults = true;
// in replaced/added parts, defaults are considered non-existing
else if (!aAttributes.isReplacedForUser())
_rbHasDefaults = false;
else
bShouldFetch = true;
return bShouldFetch;
}
//-----------------------------------------------------------------------------
/// tries to load default data into the specified tree
bool DefaultProvider::fetchDefaultData(rtl::Reference< Tree > const& _aTreeRef) const SAL_THROW((com::sun::star::uno::Exception))
{
bool bHasDefaults = false;
if (shouldFetchDefaultData(_aTreeRef,bHasDefaults) && m_aProxy.is() )
bHasDefaults = m_aProxy->fetchDefaultData();
return bHasDefaults;
}
//-----------------------------------------------------------------------------
}
}