82 lines
2 KiB
C
82 lines
2 KiB
C
/*
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* Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
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* Copyright (C) 1999,2000 Hiroyuki Yamamoto
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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 2 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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include <glib.h>
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#include <gdk/gdk.h>
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#include <gtk/gtkmain.h>
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#include "automaton.h"
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Automaton *automaton_create(gint num)
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{
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Automaton *atm;
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g_return_val_if_fail(num > 0, NULL);
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atm = g_new0(Automaton, 1);
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atm->max = num - 1;
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atm->state = g_new0(AtmState, num);
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return atm;
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}
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void automaton_destroy(Automaton *atm)
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{
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if (!atm) return;
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g_free(atm->state);
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g_free(atm);
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}
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void automaton_input_cb(gpointer data, gint dummy_source,
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GdkInputCondition condition)
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{
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Automaton *atm = (Automaton *)data;
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SockInfo *sock;
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gint next;
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/* We get out sockinfo from the atm context and not from the
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* passed file descriptor because we can't map that one back
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* to the sockinfo */
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sock = atm->help_sock;
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g_assert(sock->sock == dummy_source);
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if (atm->timeout_tag > 0) {
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gtk_timeout_remove(atm->timeout_tag);
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atm->timeout_tag = 0;
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atm->elapsed = 0;
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}
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gdk_input_remove(atm->tag);
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atm->tag = 0;
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next = atm->state[atm->num].handler(sock, atm->data);
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if (atm->terminated)
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return;
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if (next >= 0 && next <= atm->max && next != atm->num) {
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atm->num = next;
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atm->tag = sock_gdk_input_add(sock,
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atm->state[atm->num].condition,
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automaton_input_cb,
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data);
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} else {
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atm->terminate(sock, data);
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}
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}
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