Undo.cxx revision 7c478bd95313f5f23a4c958a745db2134aa03244
// Copyright (c) 1994 James Clark
// See the file COPYING for copying permission.
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __GNUG__
#pragma implementation
#endif
#include "splib.h"
#include "Undo.h"
#include "ParserState.h"
#ifdef SP_NAMESPACE
namespace SP_NAMESPACE {
#endif
Undo::Undo()
{
}
Undo::~Undo()
{
}
UndoTransition::UndoTransition(const MatchState &state)
: state_(state)
{
}
void UndoTransition::undo(ParserState *parser)
{
parser->currentElement().setMatchState(state_);
}
UndoStartTag::UndoStartTag()
{
}
void UndoStartTag::undo(ParserState *parser)
{
parser->popElement();
}
UndoEndTag::UndoEndTag(OpenElement *e)
: element_(e)
{
}
void UndoEndTag::undo(ParserState *parser)
{
parser->pushElement(element_.extract());
}
#ifdef SP_NAMESPACE
}
#endif