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//========= Copyright Valve Corporation, All rights reserved. ============//
//
//=======================================================================================//
#ifndef SPEW_H
#define SPEW_H
#ifdef _WIN32
#pragma once
#endif
//----------------------------------------------------------------------------------------
class ISpewer
{
public:
virtual ~ISpewer() {}
virtual void PrintBlockStart() const = 0;
virtual void PrintBlockEnd() const = 0;
virtual void PrintEmptyLine() const = 0;
virtual void PrintEventStartMsg( const char *pMsg ) const = 0;
virtual void PrintEventResult( bool bSuccess ) const = 0;
virtual void PrintEventError( const char *pError ) const = 0;
virtual void PrintTestHeader( const char *pHeader ) const = 0;
virtual void PrintMsg( const char *pMsg ) const = 0;
virtual void PrintValue( const char *pWhat, const char *pValue ) const = 0;
};
//----------------------------------------------------------------------------------------
extern ISpewer *g_pDefaultSpewer;
extern ISpewer *g_pBlockSpewer;
extern ISpewer *g_pSimpleSpewer;
extern ISpewer *g_pNullSpewer;
//----------------------------------------------------------------------------------------
class CSpewScope
{
public:
CSpewScope( ISpewer *pSpewer )
{
m_pOldSpewer = g_pDefaultSpewer;
g_pDefaultSpewer = pSpewer;
}
~CSpewScope()
{
g_pDefaultSpewer = m_pOldSpewer;
}
private:
ISpewer *m_pOldSpewer;
};
//----------------------------------------------------------------------------------------
class CBaseSpewer : public ISpewer
{
public:
CBaseSpewer( ISpewer *pSpewer = g_pDefaultSpewer );
//
// ISpewer implementation for shorthand.
//
virtual void PrintBlockStart() const { m_pSpewer->PrintBlockStart(); }
virtual void PrintBlockEnd() const { m_pSpewer->PrintBlockEnd(); }
virtual void PrintEmptyLine() const { m_pSpewer->PrintEmptyLine(); }
virtual void PrintEventStartMsg( const char *pMsg ) const { m_pSpewer->PrintEventStartMsg( pMsg ); }
virtual void PrintEventResult( bool bSuccess ) const { m_pSpewer->PrintEventResult( bSuccess ); }
virtual void PrintEventError( const char *pError ) const { m_pSpewer->PrintEventError( pError ); }
virtual void PrintTestHeader( const char *pHeader ) const { m_pSpewer->PrintTestHeader( pHeader ); }
virtual void PrintMsg( const char *pMsg ) const { m_pSpewer->PrintMsg( pMsg ); }
virtual void PrintValue( const char *pWhat, const char *pValue ) const { m_pSpewer->PrintValue( pWhat, pValue ); }
private:
ISpewer *m_pSpewer;
};
//----------------------------------------------------------------------------------------
#endif // SPEW_H
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