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How To Serialize a CTreeCtrl in XML

, 3 May 2006 CPOL
Extend derived CTreeCtrl classes with an easy and fast to use approach for XML serialisation.
/*
www.sourceforge.net/projects/tinyxml
Original file by Yves Berquin.

This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any
damages arising from the use of this software.

Permission is granted to anyone to use this software for any
purpose, including commercial applications, and to alter it and
redistribute it freely, subject to the following restrictions:

1. The origin of this software must not be misrepresented; you must
not claim that you wrote the original software. If you use this
software in a product, an acknowledgment in the product documentation
would be appreciated but is not required.

2. Altered source versions must be plainly marked as such, and
must not be misrepresented as being the original software.

3. This notice may not be removed or altered from any source
distribution.
*/

/*
 * THIS FILE WAS ALTERED BY Tyge L�vset, 7. April 2005.
 */


#ifndef TIXML_USE_STL

#include "tinystr.h"

// Error value for find primitive
const TiXmlString::size_type TiXmlString::npos = static_cast< size_type >(-1);

// Null rep.
TiXmlString::Rep TiXmlString::nullrep_ = { 0, 0, '\0' };


void TiXmlString::reserve (size_type cap)
{
	if (cap > capacity())
	{
		TiXmlString tmp;
		tmp.init(length(), cap);
		memcpy(tmp.start(), data(), length());
		swap(tmp);
	}
}


TiXmlString& TiXmlString::assign(const char* str, size_type len)
{
	size_type cap = capacity();
	if (len > cap || cap > 3*(len + 8))
	{
		TiXmlString tmp;
		tmp.init(len);
		memcpy(tmp.start(), str, len);
		swap(tmp);
	}
	else
	{
		memmove(start(), str, len);
		set_size(len);
	}
	return *this;
}


TiXmlString& TiXmlString::append(const char* str, size_type len)
{
	size_type newsize = length() + len;
	if (newsize > capacity())
	{
		reserve (newsize + capacity());
	}
	memmove(finish(), str, len);
	set_size(newsize);
	return *this;
}


TiXmlString operator + (const TiXmlString & a, const TiXmlString & b)
{
	TiXmlString tmp;
	tmp.reserve(a.length() + b.length());
	tmp += a;
	tmp += b;
	return tmp;
}

TiXmlString operator + (const TiXmlString & a, const char* b)
{
	TiXmlString tmp;
	TiXmlString::size_type b_len = static_cast<TiXmlString::size_type>( strlen(b) );
	tmp.reserve(a.length() + b_len);
	tmp += a;
	tmp.append(b, b_len);
	return tmp;
}

TiXmlString operator + (const char* a, const TiXmlString & b)
{
	TiXmlString tmp;
	TiXmlString::size_type a_len = static_cast<TiXmlString::size_type>( strlen(a) );
	tmp.reserve(a_len + b.length());
	tmp.append(a, a_len);
	tmp += b;
	return tmp;
}


#endif	// TIXML_USE_STL

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This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

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About the Author

Andreas Loeffler
Web Developer
Germany Germany
I was born in 1982 near Stuttgart / Germany and began my first steps in programming computers at the age of only nine years on an old Commodore CBM 7072. In 2002 I finished my education as IT specialist for software engineering and did my civillian service afterwards. Currently I'm working as leader of the software division in a bigger company located in south west Germany, mainly on software development and research projects for multimedia terminals and user recognition/verification systems.

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