1 /* GIO - GLib Input, Output and Streaming Library
3 * Copyright (C) 2006-2007 Red Hat, Inc.
4 * Copyright (C) 2007 Sebastian Dröge.
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General
17 * Public License along with this library; if not, write to the
18 * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
19 * Boston, MA 02111-1307, USA.
21 * Authors: Alexander Larsson <alexl@redhat.com>
22 * John McCutchan <john@johnmccutchan.com>
23 * Sebastian Dröge <slomo@circular-chaos.org>
28 #include "ginotifydirectorymonitor.h"
29 #include "giomodule.h"
32 #include "inotify-helper.h"
36 struct _GInotifyDirectoryMonitor
38 GLocalDirectoryMonitor parent_instance;
42 static gboolean g_inotify_directory_monitor_cancel (GFileMonitor* monitor);
44 #define g_inotify_directory_monitor_get_type _g_inotify_directory_monitor_get_type
45 G_DEFINE_TYPE (GInotifyDirectoryMonitor, g_inotify_directory_monitor, G_TYPE_LOCAL_DIRECTORY_MONITOR)
48 g_inotify_directory_monitor_finalize (GObject *object)
50 GInotifyDirectoryMonitor *inotify_monitor = G_INOTIFY_DIRECTORY_MONITOR (object);
51 inotify_sub *sub = inotify_monitor->sub;
57 inotify_monitor->sub = NULL;
60 if (G_OBJECT_CLASS (g_inotify_directory_monitor_parent_class)->finalize)
61 (*G_OBJECT_CLASS (g_inotify_directory_monitor_parent_class)->finalize) (object);
65 g_inotify_directory_monitor_constructor (GType type,
66 guint n_construct_properties,
67 GObjectConstructParam *construct_properties)
70 GInotifyDirectoryMonitorClass *klass;
71 GObjectClass *parent_class;
72 GInotifyDirectoryMonitor *inotify_monitor;
73 const gchar *dirname = NULL;
74 inotify_sub *sub = NULL;
76 klass = G_INOTIFY_DIRECTORY_MONITOR_CLASS (g_type_class_peek (G_TYPE_INOTIFY_DIRECTORY_MONITOR));
77 parent_class = G_OBJECT_CLASS (g_type_class_peek_parent (klass));
78 obj = parent_class->constructor (type,
79 n_construct_properties,
80 construct_properties);
82 inotify_monitor = G_INOTIFY_DIRECTORY_MONITOR (obj);
84 dirname = G_LOCAL_DIRECTORY_MONITOR (obj)->dirname;
85 g_assert (dirname != NULL);
87 /* Will never fail as is_supported() should be called before instanciating
89 g_assert (_ih_startup ());
91 sub = _ih_sub_new (dirname, NULL, inotify_monitor);
92 /* FIXME: what to do about errors here? we can't return NULL or another
93 * kind of error and an assertion is probably too hard */
94 g_assert (sub != NULL);
95 g_assert (_ih_sub_add (sub));
97 inotify_monitor->sub = sub;
103 g_inotify_directory_monitor_is_supported (void)
105 return _ih_startup ();
109 g_inotify_directory_monitor_class_init (GInotifyDirectoryMonitorClass* klass)
111 GObjectClass* gobject_class = G_OBJECT_CLASS (klass);
112 GFileMonitorClass *directory_monitor_class = G_FILE_MONITOR_CLASS (klass);
113 GLocalDirectoryMonitorClass *local_directory_monitor_class = G_LOCAL_DIRECTORY_MONITOR_CLASS (klass);
115 gobject_class->finalize = g_inotify_directory_monitor_finalize;
116 gobject_class->constructor = g_inotify_directory_monitor_constructor;
117 directory_monitor_class->cancel = g_inotify_directory_monitor_cancel;
119 local_directory_monitor_class->prio = 20;
120 local_directory_monitor_class->mount_notify = TRUE;
121 local_directory_monitor_class->is_supported = g_inotify_directory_monitor_is_supported;
125 g_inotify_directory_monitor_init (GInotifyDirectoryMonitor* monitor)
130 g_inotify_directory_monitor_cancel (GFileMonitor* monitor)
132 GInotifyDirectoryMonitor *inotify_monitor = G_INOTIFY_DIRECTORY_MONITOR (monitor);
133 inotify_sub *sub = inotify_monitor->sub;
137 _ih_sub_cancel (sub);
139 inotify_monitor->sub = NULL;
142 if (G_FILE_MONITOR_CLASS (g_inotify_directory_monitor_parent_class)->cancel)
143 (*G_FILE_MONITOR_CLASS (g_inotify_directory_monitor_parent_class)->cancel) (monitor);