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Viewing changes to src/sd/bv/eventset.h

  • Committer: Bazaar Package Importer
  • Author(s): Otavio Salvador
  • Date: 2003-07-03 20:08:21 UTC
  • Revision ID: james.westby@ubuntu.com-20030703200821-se4xtqx25e5miczi
Tags: upstream-2.20
Import upstream version 2.20

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src/sd/bv/eventset.h
 
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#ifndef _EVENTSET_H
 
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#define _EVENTSET_H
 
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#include "bool.h"
 
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#include "llist.h"
 
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#include "lstring.h"
 
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#include <string.h>
 
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#define MAX_EVENTS 256
 
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class RelevantSet;
 
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class EventSet {
 
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        private:
 
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                static List<string> EventNames;
 
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                int current;
 
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                unsigned char EventFlag   [(MAX_EVENTS + 7) / 8];
 
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                friend class RelevantSet;
 
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        public:
 
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                EventSet();
 
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                ~EventSet() { };
 
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                unsigned add(const string &event);
 
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                void sub(string event);
 
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                void clear();
 
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                bool HasEvent(string event) const;
 
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                unsigned count() const;
 
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                bool empty() const;
 
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                const string &operator[](int index) const;
 
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                bool operator==(const EventSet &comp) const {
 
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                        return memcmp(&EventFlag, &comp.EventFlag, (MAX_EVENTS + 7) / 8) == 0;
 
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                };
 
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                bool operator< (const EventSet &comp) const {
 
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                        return memcmp(&EventFlag, &comp.EventFlag, (MAX_EVENTS + 7) / 8) < 0;
 
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                };
 
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                bool operator> (const EventSet &comp) const {
 
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                        return comp < *this;
 
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                };
 
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                bool operator<=(const EventSet &comp) const {
 
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                        return ! (comp < *this);
 
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                };
 
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                bool operator>=(const EventSet &comp) const {
 
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                        return ! (*this < comp);
 
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                };
 
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                bool operator!=(const EventSet &comp) const {
 
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                        return ! (*this == comp);
 
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                };
 
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                bool first();
 
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                bool last();
 
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                const string &cur() {
 
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                        return current < 0 ? string::EMPTY : EventNames[current];
 
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                };
 
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                bool next();
 
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                bool prev();
 
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                void print();
 
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                string GetEvents(const char *prefix = (const char *) NULL)
 
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                        const;
 
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                string GetGuards() const;
 
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};
 
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#endif
 
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