event_dispatcher_register_handler.c
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/**
* \file
*
* \author Georg Hopp
*
* \copyright
* Copyright © 2014 Georg Hopp
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "trbase.h"
#include "trdata.h"
#include "tr/event_dispatcher.h"
#include "tr/event_handler.h"
static
void
doRegister(const void * _node, const void * data)
{
TR_HashValue node = (TR_HashValue)_node;
TR_EventDispatcher dispatcher = ((void **)data)[0];
TR_EventHandler current_handler = ((void **)data)[1];
TR_HashValue handler_queue_hv;
TR_Queue handler_queue;
handler_queue_hv = TR_hashGetByVal(dispatcher->handler, node->hash);
if (handler_queue_hv) {
handler_queue = (TR_Queue)handler_queue_hv->value;
} else {
handler_queue = TR_new(TR_Queue);
handler_queue->free_msgs = 0;
TR_hashAdd(
dispatcher->handler,
TR_new(TR_HashValue, node->key, node->nkey, &handler_queue, sizeof(TR_Queue)));
}
TR_queuePut(handler_queue, current_handler);
}
void
TR_eventDispatcherRegisterHandler(TR_EventDispatcher this, TR_EventHandler handler)
{
void * cb_data[] = { this, handler };
TR_hashEach(
TR_CLASSVARS(TR_EventHandler, TR_GET_CLASS(handler))->event_methods,
cb_data,
doRegister);
TR_eventHandlerSetDispatcher(handler, this);
}
// vim: set ts=4 sw=4: