observer.h
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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 1999, 2000, 2005 Free Software Foundation, Inc.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General
Public License along with this library; if not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301 USA */
#ifndef _MAILUTILS_OBSERVER_H
#define _MAILUTILS_OBSERVER_H
#include <mailutils/types.h>
#ifdef __cplusplus
extern "C" {
#endif
#define MU_EVT_MAILBOX_DESTROY 0x001
#define MU_EVT_FOLDER_DESTROY 0x002
#define MU_EVT_MAILER_DESTROY 0x004
#define MU_EVT_MESSAGE_DESTROY 0x008
#define MU_EVT_MESSAGE_ADD 0x010
#define MU_EVT_MAILBOX_PROGRESS 0x020
#define MU_EVT_AUTHORITY_FAILED 0x030
#define MU_EVT_MAILBOX_CORRUPT 0x040
#define MU_EVT_MAILER_MESSAGE_SENT 0x080
#define MU_OBSERVER_NO_CHECK 1
extern int mu_observer_create (mu_observer_t *, void *owner);
extern void mu_observer_destroy (mu_observer_t *, void *owner);
extern void * mu_observer_get_owner (mu_observer_t);
extern int mu_observer_action (mu_observer_t, size_t type);
extern int mu_observer_set_action (mu_observer_t,
int (*_action) (mu_observer_t, size_t),
void *owner);
extern int mu_observer_set_destroy (mu_observer_t,
int (*_destroy) (mu_observer_t), void *owner);
extern int mu_observer_set_flags (mu_observer_t, int flags);
extern int mu_observable_create (mu_observable_t *, void *owner);
extern void mu_observable_destroy (mu_observable_t *, void *owner);
extern void * mu_observable_get_owner (mu_observable_t);
extern int mu_observable_attach (mu_observable_t, size_t type, mu_observer_t observer);
extern int mu_observable_detach (mu_observable_t, mu_observer_t observer);
extern int mu_observable_notify (mu_observable_t, int type);
#ifdef __cplusplus
}
#endif
#endif /* _MAILUTILS_OBSERVER_H */