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#include "usuals.h"
#include "levelhandler.h"
LevelHandler::LevelHandler()
{
}
LevelHandler::~LevelHandler()
{
clear();
}
void LevelHandler::clear()
{
m_curLevel.release();
m_topLevel.release();
BaseHandler::clear();
}
void LevelHandler::startDocument(RtfReader* reader)
{
BaseHandler::startDocument(reader);
m_topLevel = new Level;
m_curLevel = m_topLevel;
}
void LevelHandler::endDocument()
{
BaseHandler::endDocument();
}
void LevelHandler::groupStart()
{
BaseHandler::groupStart();
ASSERT(m_curLevel);
pushLevel();
}
void LevelHandler::groupEnd()
{
ASSERT(m_curLevel);
popLevel();
BaseHandler::groupEnd();
}
DOM::Element LevelHandler::getElement()
{
ASSERT(m_curLevel);
return m_curLevel->getElement();
}
void LevelHandler::pushLevel()
{
// Push a level on the stack
m_curLevel = m_curLevel->pushLevel();
}
void LevelHandler::popLevel()
{
// Pull a level off the stack
LevelPtr level = m_curLevel->getPrevious();
// TODO: report errors here
if(level)
m_curLevel = level;
}
void LevelHandler::rewindLevel(LevelPtr ptr)
{
ASSERT(ptr != NULL);
LevelPtr prev = ptr->getPrevious();
if(prev != NULL)
m_curLevel = prev;
else
m_curLevel = ptr;
}
LevelPtr LevelHandler::getLevel()
{
return m_curLevel;
}
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