Files
pcas/src/cas/generic/casEventMask.h
T

110 lines
2.7 KiB
C++

/*************************************************************************\
* Copyright (c) 2002 The University of Chicago, as Operator of Argonne
* National Laboratory.
* Copyright (c) 2002 The Regents of the University of California, as
* Operator of Los Alamos National Laboratory.
* EPICS BASE Versions 3.13.7
* and higher are distributed subject to a Software License Agreement found
* in file LICENSE that is included with this distribution.
\*************************************************************************/
/*
* $Id$
*
* Author Jeffrey O. Hill
* johill@lanl.gov
* 505 665 1831
*/
#ifndef casEventMaskH
#define casEventMaskH
#ifdef epicsExportSharedSymbols
# define epicsExportSharedSymbols_casEventMaskH
# undef epicsExportSharedSymbols
#endif
#include "resourceLib.h"
#ifdef epicsExportSharedSymbols_casEventMaskH
# define epicsExportSharedSymbols
# include "shareLib.h"
#endif
class casEventRegistry;
class epicsShareClass casEventMask {
friend inline casEventMask operator| (const casEventMask &lhs,
const casEventMask &rhs);
friend inline casEventMask operator& (const casEventMask &lhs,
const casEventMask &rhs);
friend inline int operator== (const casEventMask &lhs,
const casEventMask &rhs);
friend inline int operator!= (const casEventMask &lhs,
const casEventMask &rhs);
friend class casEventRegistry;
public:
void clear ()
{
this->mask = 0u;
}
casEventMask ( casEventRegistry &reg, const char *pName );
casEventMask ()
{
this->clear();
}
void show ( unsigned level ) const;
bool eventsSelected () const
{
return this->mask != 0u;
}
bool noEventsSelected () const
{
return this->mask == 0u;
}
inline void operator |= ( const casEventMask & rhs );
inline void operator &= ( const casEventMask & rhs );
private:
unsigned mask;
};
inline casEventMask operator| (const casEventMask &lhs, const casEventMask &rhs)
{
casEventMask result;
result.mask = lhs.mask | rhs.mask;
return result;
}
inline casEventMask operator& (const casEventMask &lhs, const casEventMask &rhs)
{
casEventMask result;
result.mask = lhs.mask & rhs.mask;
return result;
}
inline int operator== (const casEventMask &lhs, const casEventMask &rhs)
{
return lhs.mask == rhs.mask;
}
inline int operator!= (const casEventMask &lhs, const casEventMask &rhs)
{
return lhs.mask != rhs.mask;
}
inline void casEventMask::operator|= (const casEventMask &rhs) {
*this = *this | rhs;
}
inline void casEventMask::operator&= (const casEventMask &rhs) {
*this = *this & rhs;
}
#endif // casEventMaskH