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Articles / Programming Languages / Visual C++ 10.0

Linq-To-XML Style of Node Creation for C++

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12 Apr 2016Ms-PL11 min read 43.3K   500   29  
Linq-To-XML Node Creation for Native C++
#include "StdAfx.h"
#include "Comment.h"


using namespace Elmax;

Comment::Comment(void)
: m_ptrComment(NULL) 
{
}

Comment::~Comment(void)
{
}

std::wstring Comment::GetContent() const
{
	if(!m_ptrComment)
		throw std::exception("Invalid comment object");

	std::wstring comment = (LPCWSTR)(m_ptrComment->data);

	return comment;
}

long Comment::GetLength() const
{
	if(!m_ptrComment)
		throw std::exception("Invalid comment object");

	return m_ptrComment->length;
}

bool Comment::Delete()
{
	if(!m_ptrComment)
		throw std::exception("Invalid comment object");

	MSXML2::IXMLDOMNodePtr parent = m_ptrComment->GetparentNode();
	if(parent)
	{
		m_ptrComment = parent->removeChild(m_ptrComment);
	}
	else
		return false;

	return true;
}

bool Comment::Update(const std::wstring& data)
{
	if(!m_ptrComment)
		throw std::exception("Invalid comment");

	HRESULT hr = m_ptrComment->replaceData(0, data.length(), data.c_str());
	return SUCCEEDED(hr);
}

bool Comment::IsValid() 
{ 
	if(!m_ptrComment) 
		return false; 
	
	return true;
}

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License

This article, along with any associated source code and files, is licensed under The Microsoft Public License (Ms-PL)


Written By
Software Developer (Senior)
Singapore Singapore
Shao Voon is from Singapore. His interest lies primarily in computer graphics, software optimization, concurrency, security, and Agile methodologies.

In recent years, he shifted focus to software safety research. His hobby is writing a free C++ DirectX photo slideshow application which can be viewed here.

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