comrestore.cpp

VisualC高级编程技术精粹.rar

// COMRestore.cpp: implementation of the CCOMRestore class.
//
//////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include "resource.h"
#include "COMRestore.h"

#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[]=__FILE__;
#define new DEBUG_NEW
#endif

//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

bool CCOMRestore::ReadABvalueFromFile( CString csFileName )
{	
	try
	{	
		m_aABvalue.RemoveAll();

		// Open file
		CFile file;
		if( !file.Open(csFileName,CFile::modeReadWrite | CFile::modeCreate | CFile::modeNoTruncate) )
		{
			AfxMessageBox( _T("File open failed!") );
			return false;
		}
		
		// Read file
		CArchive ar( &file,CArchive::load );
		CString csLineContent = _T("");	
		if( !ar.ReadString(csLineContent) ) 
		{
			return false; 
		}

		do
		{
			csLineContent.TrimLeft();
			csLineContent.TrimRight();
			if( csLineContent != _T("") )
			{
				m_aABvalue.Add( csLineContent );
			}
	
		}while( ar.ReadString(csLineContent) );

		// Close file
		file.Close();
	}
	catch(...)
	{
		AfxMessageBox( _T("Unexpected error occur!") );
	}

	return true;
}