cdesktopenv/cde/programs/nsgmls/InputSource.C

99 lines
2.4 KiB
C

/*
* CDE - Common Desktop Environment
*
* Copyright (c) 1993-2012, The Open Group. All rights reserved.
*
* These libraries and programs are free software; you can
* redistribute them and/or modify them under the terms of the GNU
* Lesser General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* These libraries and programs are distributed in the hope that
* they 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 for more
* details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with these librararies and programs; if not, write
* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301 USA
*/
/* $XConsortium: InputSource.C /main/1 1996/07/29 16:55:11 cde-hp $ */
// Copyright (c) 1994 James Clark
// See the file COPYING for copying permission.
#ifdef __GNUG__
#pragma implementation
#endif
#include "splib.h"
#include "InputSource.h"
#include "MarkupScan.h"
#ifdef SP_NAMESPACE
namespace SP_NAMESPACE {
#endif
InputSource::InputSource(InputSourceOrigin *origin, const Char *start,
const Char *end)
: origin_(origin), start_(start), end_(end), cur_(start), accessError_(0),
startLocation_(origin, 0), multicode_(0), scanSuppress_(0)
{
}
void InputSource::reset(const Char *start,
const Char *end)
{
origin_ = origin_->copy();
start_ = start;
end_ = end;
cur_ = start_;
startLocation_ = Location(origin_.pointer(), 0);
multicode_ = 0;
scanSuppress_ = 0;
markupScanTable_.clear();
}
InputSource::~InputSource()
{
}
void InputSource::advanceStartMulticode(const Char *to)
{
while (start_ < to) {
switch (markupScanTable_[*start_]) {
case MarkupScan::normal:
break;
case MarkupScan::in:
scanSuppress_ = 0;
break;
case MarkupScan::out:
if (!scanSuppress()) {
scanSuppress_ = 1;
scanSuppressSingle_ = 0;
}
break;
case MarkupScan::suppress:
// what's the effect of MSSCHAR followed by MSSCHAR
if (!scanSuppress()) {
scanSuppress_ = 1;
scanSuppressSingle_ = 1;
scanSuppressIndex_ = startLocation_.index() + 1;
}
break;
}
start_++;
startLocation_ += 1;
}
}
void InputSource::willNotRewind()
{
}
#ifdef SP_NAMESPACE
}
#endif