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43 lines
1.8 KiB
43 lines
1.8 KiB
5 years ago
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//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose: Makes enum-to-string and string-to-enum easier to declare
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//
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// $NoKeywords: $
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//=============================================================================
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#ifndef GCENUMUTILS_H
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#define GCENUMUTILS_H
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#ifdef _WIN32
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#pragma once
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#endif
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namespace GCSDK
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{
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struct EnumString_s
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{
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int nValue;
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const char *pszString;
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};
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}
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// starts defining a enum value string map
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#define ENUMSTRINGS_START( etype ) static const GCSDK::EnumString_s s_##etype[] = {
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// ends defining a enum value string map. generates PchNameFromEnumName()
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#define ENUMSTRINGS_END( etype ) }; const char* PchNameFrom##etype( etype nValue ) \
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{ for( uint i=0; i<Q_ARRAYSIZE(s_##etype); i++ ) { if ( s_##etype[i].nValue == nValue ) return s_##etype[i].pszString; } \
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AssertMsg2( false, "Missing String for %s (%d)", #etype, nValue ); return "Unknown"; } \
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const char* PchNameFrom##etype##Unsafe( etype nValue ) \
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{ for( uint i=0; i<Q_ARRAYSIZE(s_##etype); i++ ) { if ( s_##etype[i].nValue == nValue ) return s_##etype[i].pszString; } \
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return NULL; }
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// ends defining a enum value string map. generates PchNameFromEnum() and EnumFromNam(). Invalid element must be first in array
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#define ENUMSTRINGS_REVERSE( etype, default ) }; const char* PchNameFrom##etype(etype nValue ) \
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{ for( uint i=0; i<Q_ARRAYSIZE(s_##etype); i++ ) { if ( s_##etype[i].nValue == nValue ) return s_##etype[i].pszString; } \
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AssertMsg2( false, "Missing String for %s (%d)", #etype, nValue ); return "Unknown"; }; \
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etype etype##FromName( const char *pchName ) \
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{ for( uint i=0; i<Q_ARRAYSIZE(s_##etype); i++ ) { if ( !Q_stricmp( s_##etype[i].pszString, pchName ) ) return (etype)(s_##etype[i].nValue); } \
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return default; }
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#endif // GCENUMUTILS_H
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