139 lines
5.3 KiB
C++
139 lines
5.3 KiB
C++
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4; coding: utf-8 -*-
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* moofilewatch.h
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*
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* Copyright (C) 2004-2006 by Yevgen Muntyan <muntyan@math.tamu.edu>
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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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* See COPYING file that comes with this distribution.
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*/
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/* Files and directory monitor. Uses FAM if present, or stat() otherwise.
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On win32 does FindFirstChangeNotification and ReadDirectoryChangesW. */
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#ifndef __MOO_FILE_WATCH_H__
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#define __MOO_FILE_WATCH_H__
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#include <glib-object.h>
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G_BEGIN_DECLS
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#define MOO_FILE_WATCH_ERROR (moo_file_watch_error_quark ())
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typedef enum
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{
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MOO_FILE_WATCH_ERROR_CLOSED,
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MOO_FILE_WATCH_ERROR_FAILED,
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MOO_FILE_WATCH_ERROR_NOT_IMPLEMENTED,
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MOO_FILE_WATCH_ERROR_TOO_MANY,
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MOO_FILE_WATCH_ERROR_NOT_DIR,
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MOO_FILE_WATCH_ERROR_IS_DIR,
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MOO_FILE_WATCH_ERROR_NONEXISTENT,
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MOO_FILE_WATCH_ERROR_BAD_FILENAME,
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MOO_FILE_WATCH_ERROR_ACCESS_DENIED
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} MooFileWatchError;
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GQuark moo_file_watch_error_quark (void);
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#define MOO_TYPE_FILE_WATCH (moo_file_watch_get_type ())
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#define MOO_FILE_WATCH(object) (G_TYPE_CHECK_INSTANCE_CAST ((object), MOO_TYPE_FILE_WATCH, MooFileWatch))
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#define MOO_FILE_WATCH_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), MOO_TYPE_FILE_WATCH, MooFileWatchClass))
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#define MOO_IS_FILE_WATCH(object) (G_TYPE_CHECK_INSTANCE_TYPE ((object), MOO_TYPE_FILE_WATCH))
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#define MOO_IS_FILE_WATCH_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), MOO_TYPE_FILE_WATCH))
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#define MOO_FILE_WATCH_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), MOO_TYPE_FILE_WATCH, MooFileWatchClass))
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#define MOO_TYPE_FILE_WATCH_EVENT_CODE (moo_file_watch_event_code_get_type ())
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#define MOO_TYPE_FILE_WATCH_METHOD (moo_file_watch_method_get_type ())
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typedef enum {
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MOO_FILE_WATCH_STAT,
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MOO_FILE_WATCH_FAM,
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MOO_FILE_WATCH_WIN32
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} MooFileWatchMethod;
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/* Stripped FAMEventCode enumeration */
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typedef enum {
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MOO_FILE_WATCH_CHANGED = 1,
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MOO_FILE_WATCH_DELETED = 2,
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MOO_FILE_WATCH_CREATED = 3,
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MOO_FILE_WATCH_MOVED = 4,
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} MooFileWatchEventCode;
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/* The structure has the same meaning as the FAMEvent
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(it is a simple copy of FAMEvent structure when
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FAM is used). In the case when stat() is used, when
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directory content is changed, MooFileWatch does not
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try to learn what happened, and just emits CHANGED
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event with filename set to directory name.
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*/
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struct _MooFileWatchEvent {
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MooFileWatchEventCode code; /* FAMEventCode */
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int monitor_id; /* FAMRequest */
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char *filename;
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gpointer data;
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};
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typedef struct _MooFileWatch MooFileWatch;
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typedef struct _MooFileWatchPrivate MooFileWatchPrivate;
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typedef struct _MooFileWatchClass MooFileWatchClass;
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typedef struct _MooFileWatchEvent MooFileWatchEvent;
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struct _MooFileWatch
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{
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GObject parent;
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MooFileWatchPrivate *priv;
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};
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struct _MooFileWatchClass
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{
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GObjectClass parent_class;
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void (*event) (MooFileWatch *watch,
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MooFileWatchEvent *event);
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void (*error) (MooFileWatch *watch,
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GError *error);
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};
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GType moo_file_watch_get_type (void) G_GNUC_CONST;
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GType moo_file_watch_event_code_get_type (void) G_GNUC_CONST;
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GType moo_file_watch_method_get_type (void) G_GNUC_CONST;
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/* FAMOpen */
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MooFileWatch *moo_file_watch_new (GError **error);
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/* FAMClose */
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gboolean moo_file_watch_close (MooFileWatch *watch,
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GError **error);
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/* FAMMonitorDirectory, FAMMonitorFile */
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gboolean moo_file_watch_monitor_directory (MooFileWatch *watch,
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const char *filename,
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gpointer data,
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int *monitor_id,
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GError **error);
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gboolean moo_file_watch_monitor_file (MooFileWatch *watch,
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const char *filename,
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gpointer data,
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int *monitor_id,
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GError **error);
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/* FAMSuspendMonitor, FAMResumeMonitor, FAMCancelMonitor */
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void moo_file_watch_suspend_monitor (MooFileWatch *watch,
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int monitor_id);
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void moo_file_watch_resume_monitor (MooFileWatch *watch,
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int monitor_id);
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void moo_file_watch_cancel_monitor (MooFileWatch *watch,
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int monitor_id);
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MooFileWatchMethod moo_file_watch_get_method (MooFileWatch *watch);
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G_END_DECLS
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#endif /* __MOO_FILE_WATCH_H__ */
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