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75 lines
2.4 KiB
75 lines
2.4 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_HANDLER_H__
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#define __TR_EVENT_HANDLER_H__
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#include <sys/types.h>
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#include "trbase.h"
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#include "trdata.h"
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#include "tr/event.h"
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#include "tr/event_subject.h"
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TR_CLASS(TR_EventHandler);
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#include "tr/event_dispatcher.h"
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typedef int (* TR_EventMethod_fptr)(TR_EventHandler, TR_Event);
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TR_CLASS(TR_EventHandler) {
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TR_EventDispatcher dispatcher[10];
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size_t ndispatcher;
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};
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TR_INSTANCE_INIT(TR_EventHandler);
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TR_CLASSVARS_DECL(TR_EventHandler) {
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TR_Hash event_methods;
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};
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void TR_eventHandlerSetDispatcher(TR_EventHandler, TR_EventDispatcher);
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void TR_eventHandlerIssueEvent(TR_EventHandler, TR_EventSubject, int, void *);
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int TR_eventHandlerHandleEvent(TR_EventHandler, TR_Event);
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#define TR_eventHandlerClassCleanup(cname) \
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(TR__eventHandlerClassCleanup(TR_CLASS_BY_NAME(cname)))
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void TR__eventHandlerClassCleanup(TR_class_ptr);
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#define TR_EVENT_HANDLER_SET_METHOD(cls, subject, id, method) \
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do { \
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intptr_t key = TR_eventSubjectId(subject, id); \
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TR_EventMethod_fptr event_func = (method); \
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TR_hashAdd( \
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TR_CLASSVARS(TR_EventHandler, cls)->event_methods, \
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TR_new( \
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TR_HashValue, \
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&key, \
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sizeof(intptr_t), \
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&event_func, \
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sizeof(TR_EventMethod_fptr))); \
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} while(0)
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#endif // __TR_EVENT_HANDLER_H__
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// vim: set ts=4 sw=4:
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