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/*************************************************************************
*
* 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: OutputWithDepth.hxx,v $
* $Revision: 1.3 $
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* 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>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef INCLUDED_OUTPUT_WITH_DEPTH
#define INCLUDED_OUTPUT_WITH_DEPTH
#include <vector>
#include <iostream>
namespace writerfilter
{
using namespace ::std;
template <typename T>
class OutputWithDepth
{
typedef ::std::vector<T> Group_t;
Group_t mGroup;
unsigned int mnCurrentDepth;
unsigned int mnGroupDepth;
T mOpenTag;
T mCloseTag;
protected:
virtual void output(const T & aItem) const = 0;
void outputGroup();
void finalize();
public:
OutputWithDepth(const T & aOpenTag, const T & aCloseTag);
virtual ~OutputWithDepth();
void openGroup();
void closeGroup();
void addItem(const T & aItem);
void setDepth(unsigned int nDepth);
};
template <typename T>
OutputWithDepth<T>::OutputWithDepth(const T & aOpenTag, const T & aEndTag)
: mOpenTag(aOpenTag), mCloseTag(aEndTag)
{
}
template <typename T>
OutputWithDepth<T>::~OutputWithDepth()
{
}
template <typename T>
void OutputWithDepth<T>::finalize()
{
outputGroup();
}
template <typename T>
void OutputWithDepth<T>::openGroup()
{
outputGroup();
mnGroupDepth = 0;
}
template <typename T>
void OutputWithDepth<T>::closeGroup()
{
if (mnGroupDepth > mnCurrentDepth)
for (unsigned int i = 0; i < mnGroupDepth - mnCurrentDepth; ++i)
output(mOpenTag);
else if (mnGroupDepth < mnCurrentDepth)
for (unsigned int i = 0; i < mnCurrentDepth - mnGroupDepth; ++i)
output(mCloseTag);
outputGroup();
mnCurrentDepth = mnGroupDepth;
}
template <typename T>
void OutputWithDepth<T>::addItem(const T & aItem)
{
mGroup.push_back(aItem);
}
template <typename T>
void OutputWithDepth<T>::setDepth(unsigned int nDepth)
{
mnGroupDepth = nDepth;
}
template <typename T>
void OutputWithDepth<T>::outputGroup()
{
typename Group_t::iterator aItEnd = mGroup.end();
for (typename Group_t::iterator aIt = mGroup.begin(); aIt != aItEnd; aIt++)
{
output(*aIt);
}
mGroup.clear();
}
}
#endif // INCLUDED_OUTPUT_WITH_DEPTH
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