83 lines
1.5 KiB
C
83 lines
1.5 KiB
C
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///////////////////////////////////////////////////////////////////////////
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//
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// Copyright(C) 1997-1998 Microsoft Corporation all rights reserved.
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//
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// Module: iasexceptns.h
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//
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// Project: Everest
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//
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// Description: IAS Exceptions
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//
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// Author: TLP 1/20/98
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//
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///////////////////////////////////////////////////////////////////////////
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#ifndef _IAS_EXCEPTIONS_H
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#define _IAS_EXCEPTIONS_H
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// Assume another include has #included ias.h
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// Exception Class for Win32 Errors
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class CWin32Error {
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LPTSTR m_lpMsgBuf;
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DWORD m_dwLastError;
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public:
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//////////////////////////////////////////////////////////////////////
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CWin32Error() throw()
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: m_lpMsgBuf(NULL)
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{
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m_dwLastError = GetLastError();
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}
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//////////////////////////////////////////////////////////////////////
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~CWin32Error() throw()
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{
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if ( m_lpMsgBuf )
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{
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LocalFree( m_lpMsgBuf );
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}
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}
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//////////////////////////////////////////////////////////////////////
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DWORD Error()
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{
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return m_dwLastError;
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}
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//////////////////////////////////////////////////////////////////////
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LPCTSTR Reason() const throw()
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{
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DWORD dwCount;
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_ASSERTE ( NULL == m_lpMsgBuf );
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dwCount = FormatMessage(
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FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
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NULL,
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m_dwLastError,
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MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
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(LPTSTR) &m_lpMsgBuf,
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0,
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NULL
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);
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if ( dwCount > 0 )
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{
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return m_lpMsgBuf;
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}
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else
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{
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return NULL;
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}
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}
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};
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#endif // __IAS_EXCEPTIONS_H
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