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61 lines
1.7 KiB
61 lines
1.7 KiB
/**
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* \file
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*
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* \author Georg Hopp
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*
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* \copyright
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* Copyright © 2014 Georg Hopp
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __TR_EVENT_SUBJECT_H__
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#define __TR_EVENT_SUBJECT_H__
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#include <sys/types.h>
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#include <stdint.h>
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#include "trbase.h"
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TR_CLASS(TR_EventSubject) {
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size_t emitted;
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};
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TR_INSTANCE_INIT(TR_EventSubject);
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TR_CLASSVARS_DECL(TR_EventSubject) {
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size_t nevents;
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intptr_t * events;
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};
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#include "tr/event.h"
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#define TR_EVENT_CREATE(cls, event) \
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TR_CLASSVARS(TR_EventSubject, (cls))->events[(event)] = \
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(((intptr_t)(cls)) << 8 | (event))
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#define TR_EVENT_DESTROY(cls, event) \
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TR_CLASSVARS(TR_EventSubject, (cls))->events[(event)] = -1
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#define TR_eventSubjectId(cname, idx) \
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TR__eventSubjectId(TR_CLASS_BY_NAME(cname), idx)
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#define TR_eventSubjectGetId(obj, idx) \
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TR__eventSubjectId(TR_GET_CLASS(obj), idx)
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#define TR_eventSubjectHasUnhandledEvents(es) ((es)->emitted > 0)
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intptr_t TR__eventSubjectId(TR_class_ptr, size_t);
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TR_Event TR_eventSubjectEmit(TR_EventSubject, int, void *);
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#endif // __TR_EVENT_SUBJECT_H__
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// vim: set ts=4 sw=4:
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