whitespacefilter.h

This software aims to create an applet and panel tools to manage a wireless interface card, such as

//
// WhitespaceFilter.h
//
// $Id: //poco/Main/XML/include/SAX/WhitespaceFilter.h#5 $
//
// Definition of the WhitespaceFilter class.
//
// Copyright (c) 2004-2005, Guenter Obiltschnig/Applied Informatics.
// 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.
//
// 3. Redistributions in any form must be accompanied by information on
//    how to obtain complete source code for this software and any
//    accompanying software that uses this software.  The source code
//    must either be included in the distribution or be available for no
//    more than the cost of distribution plus a nominal fee, and must be
//    freely redistributable under reasonable conditions.  For an
//    executable file, complete source code means the source code for all
//    modules it contains.  It does not include source code for modules or
//    files that typically accompany the major components of the operating
//    system on which the executable file runs.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "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 THE
// COPYRIGHT OWNER 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.
//


#ifndef SAX_WhitespaceFilter_INCLUDED
#define SAX_WhitespaceFilter_INCLUDED


#ifndef XML_XML_INCLUDED
#include "XML/XML.h"
#endif
#ifndef SAX_XMLFilterImpl_INCLUDED
#include "SAX/XMLFilterImpl.h"
#endif
#ifndef SAX_LexicalHandler_INCLUDED
#include "SAX/LexicalHandler.h"
#endif


XML_BEGIN


class XML_API WhitespaceFilter: public XMLFilterImpl, public LexicalHandler
	/// This implementation of the SAX2 XMLFilter interface
	/// filters all whitespace-only character data element
	/// content.
{
public:
	WhitespaceFilter();
		/// Creates the WhitespaceFilter, with no parent.
		
	WhitespaceFilter(XMLReader* pReader);
		/// Creates the WhitespaceFilter with the specified parent.

	~WhitespaceFilter();
		/// Destroys the WhitespaceFilter.

	// XMLReader
	void setProperty(const XMLString& propertyId, const XMLString& value);
	void setProperty(const XMLString& propertyId, void* value);
	void* getProperty(const XMLString& propertyId) const;

	// ContentHandler
	void startDocument();
	void endDocument();
	void startElement(const XMLString& uri, const XMLString& localName, const XMLString& qname, const Attributes& attrList);
	void endElement(const XMLString& uri, const XMLString& localName, const XMLString& qname);
	void characters(const XMLChar ch[], int start, int length);
	void ignorableWhitespace(const XMLChar ch[], int start, int length);
	void processingInstruction(const XMLString& target, const XMLString& data);

	// LexicalHandler
	void startDTD(const XMLString& name, const XMLString& publicId, const XMLString& systemId);
	void endDTD();
	void startEntity(const XMLString& name);
	void endEntity(const XMLString& name);
	void startCDATA();
	void endCDATA();
	void comment(const XMLChar ch[], int start, int length);

protected:
	void setupParse();

private:
	LexicalHandler* _pLexicalHandler;
	XMLString       _data;
	bool            _filter;
};


XML_END


#endif // SAX_WhitespaceFilter_INCLUDED