KWQXmlSimpleReader.mm [plain text]
/*
* Copyright (C) 2003 Apple Computer, Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "KWQXmlSimpleReader.h"
#include "expat.h"
#include "KWQAssertions.h"
#include "KWQXmlAttributes.h"
static void startElementHandler(void *userData, const char *name, const char **expatAttributes)
{
QXmlSimpleReader *reader = static_cast<QXmlSimpleReader *>(userData);
QString nameString = QString::fromUtf8(name);
QXmlAttributes attributes(expatAttributes);
reader->contentHandler()->startElement(QString::null, nameString, nameString, attributes);
}
static void endElementHandler(void *userData, const char *name)
{
QXmlSimpleReader *reader = static_cast<QXmlSimpleReader *>(userData);
QString nameString = QString::fromUtf8(name);
reader->contentHandler()->endElement(QString::null, nameString, nameString);
}
static void defaultHandler(void *userData, const char *s, int len)
{
QXmlSimpleReader *reader = static_cast<QXmlSimpleReader *>(userData);
reader->contentHandler()->characters(QString::fromUtf8(s, len));
}
static void processingInstructionHandler(void *userData, const char *target, const char *data)
{
QXmlSimpleReader *reader = static_cast<QXmlSimpleReader *>(userData);
reader->contentHandler()->processingInstruction(QString::fromUtf8(target), QString::fromUtf8(data));
}
static void characterDataHandler(void *userData, const char *s, int len)
{
QXmlSimpleReader *reader = static_cast<QXmlSimpleReader *>(userData);
reader->contentHandler()->characters(QString::fromUtf8(s, len));
}
static void startCdataSectionHandler(void *userData)
{
QXmlSimpleReader *reader = static_cast<QXmlSimpleReader *>(userData);
reader->lexicalHandler()->startCDATA();
}
static void endCdataSectionHandler(void *userData)
{
QXmlSimpleReader *reader = static_cast<QXmlSimpleReader *>(userData);
reader->lexicalHandler()->endCDATA();
}
static void commentHandler(void *userData, const char *comment)
{
QXmlSimpleReader *reader = static_cast<QXmlSimpleReader *>(userData);
reader->lexicalHandler()->comment(QString::fromUtf8(comment));
}
QXmlSimpleReader::QXmlSimpleReader()
: _contentHandler(0)
, _declarationHandler(0)
, _DTDHandler(0)
, _errorHandler(0)
, _lexicalHandler(0)
{
}
bool QXmlSimpleReader::parse(const QXmlInputSource &input)
{
if (_contentHandler && !_contentHandler->startDocument()) {
return false;
}
const QChar BOM(0xFEFF);
const unsigned char BOMHighByte = *reinterpret_cast<const unsigned char *>(&BOM);
XML_Parser parser = XML_ParserCreate(BOMHighByte == 0xFF ? "UTF-16LE" : "UTF-16BE");
XML_SetUserData(parser, this);
if (_contentHandler) {
XML_SetCharacterDataHandler(parser, characterDataHandler);
XML_SetDefaultHandler(parser, defaultHandler);
XML_SetEndElementHandler(parser, endElementHandler);
XML_SetProcessingInstructionHandler(parser, processingInstructionHandler);
XML_SetStartElementHandler(parser, startElementHandler);
}
if (_lexicalHandler) {
XML_SetEndCdataSectionHandler(parser, endCdataSectionHandler);
XML_SetStartCdataSectionHandler(parser, startCdataSectionHandler);
XML_SetCommentHandler(parser, commentHandler);
}
XML_Status parseError = XML_Parse(parser,
reinterpret_cast<const char *>(input.data().unicode()),
input.data().length() * sizeof(QChar), TRUE);
XML_ParserFree(parser);
if (_contentHandler && !_contentHandler->endDocument()) {
return false;
}
return parseError != XML_STATUS_ERROR;
}
QString QXmlParseException::message() const
{
ERROR("not yet implemented");
return QString::null;
}
int QXmlParseException::columnNumber() const
{
ERROR("not yet implemented");
return 0;
}
int QXmlParseException::lineNumber() const
{
ERROR("not yet implemented");
return 0;
}