www.pudn.com > PropertyListCtrl_demo.zip > SmartString.cpp

// SmartString.cpp : implementation file 
// 
///////////////////////////////////////////////////////////////////////////// 
// 
// Copyright © 1999, Stefan Belopotocan, http://welcome.to/StefanBelopotocan 
// 
///////////////////////////////////////////////////////////////////////////// 
 
#include "stdafx.h" 
#include "SmartString.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CSmartString 
 
CSmartString::CSmartString(UINT nIdText) 
{ 
	m_bCString = true; 
	m_pStrText = new CString; 
 
	#ifdef _DEBUG 
	if(!m_pStrText->LoadString(nIdText)) 
		TRACE("\nError loading string %d", nIdText); 
	#else 
	m_pStrText->LoadString(nIdText); 
	#endif 
} 
 
void CSmartString::SetCString(const CString& strText) 
{ 
	m_bCString = true; 
	m_pStrText = new CString(strText); 
} 
 
void CSmartString::SetLPCTSTR(LPCTSTR pText) 
{ 
	m_bCString = false; 
	m_pText = pText; 
} 
 
void CSmartString::Clear() 
{ 
	if(m_bCString) 
		delete m_pStrText; 
	m_pStrText = NULL; 
} 
 
CSmartString::CSmartString(const CSmartString& d) 
{ 
	if(d.m_bCString) 
		SetCString(*d.m_pStrText); 
	else 
		SetLPCTSTR(d.m_pText); 
} 
 
CSmartString::~CSmartString() 
{ 
	if(m_bCString) 
		delete m_pStrText; 
} 
 
CSmartString& CSmartString::operator=(const CSmartString& data) 
{ 
	Clear(); 
 
	if(data.m_bCString) 
		SetCString(*data.m_pStrText); 
	else 
		SetLPCTSTR(data.m_pText); 
 
	return *this; 
} 
 
/* 
CSmartString& CSmartString::operator=(const CString& strText) 
{ 
	Clear(); 
	SetCString(strText); 
 
	return *this; 
} 
*/ 
 
CSmartString& CSmartString::operator=(LPCTSTR pData) 
{ 
	Clear(); 
	SetLPCTSTR(pData); 
 
	return *this; 
} 
 
CSmartString::operator LPCTSTR() const 
{ 
	return m_bCString ? m_pStrText->operator LPCTSTR() : m_pText; 
}