1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
|
/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*-
nautilus-monitor.c: file and directory change monitoring for nautilus
Copyright (C) 2000, 2001 Eazel, Inc.
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 2 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, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
Authors: Seth Nickell <seth@eazel.com>
Darin Adler <darin@bentspoon.com>
Alex Graveley <alex@ximian.com>
*/
#include <config.h>
#include "nautilus-monitor.h"
#include "nautilus-file-changes-queue.h"
#include "nautilus-file-utilities.h"
#include <gio/gio.h>
#include <libgnome/gnome-util.h>
struct NautilusMonitor {
GFileMonitor *monitor;
};
gboolean
nautilus_monitor_active (void)
{
static gboolean tried_monitor = FALSE;
static gboolean monitor_success;
GFileMonitor *dir_monitor;
GFile *file;
if (tried_monitor == FALSE) {
file = g_file_new_for_path (g_get_home_dir ());
dir_monitor = g_file_monitor_directory (file, G_FILE_MONITOR_NONE, NULL, NULL);
g_object_unref (file);
monitor_success = (dir_monitor != NULL);
if (dir_monitor) {
g_object_unref (dir_monitor);
}
tried_monitor = TRUE;
}
return monitor_success;
}
static gboolean call_consume_changes_idle_id = 0;
static gboolean
call_consume_changes_idle_cb (gpointer not_used)
{
nautilus_file_changes_consume_changes (TRUE);
call_consume_changes_idle_id = 0;
return FALSE;
}
static void
dir_changed (GFileMonitor* monitor,
GFile *child,
GFile *other_file,
GFileMonitorEvent event_type,
gpointer user_data)
{
char *uri, *to_uri;
uri = g_file_get_uri (child);
to_uri = NULL;
if (other_file) {
to_uri = g_file_get_uri (other_file);
}
switch (event_type) {
default:
case G_FILE_MONITOR_EVENT_CHANGED:
/* ignore */
break;
case G_FILE_MONITOR_EVENT_ATTRIBUTE_CHANGED:
case G_FILE_MONITOR_EVENT_CHANGES_DONE_HINT:
nautilus_file_changes_queue_file_changed (child);
break;
case G_FILE_MONITOR_EVENT_DELETED:
nautilus_file_changes_queue_file_removed (child);
break;
case G_FILE_MONITOR_EVENT_CREATED:
nautilus_file_changes_queue_file_added (child);
break;
case G_FILE_MONITOR_EVENT_PRE_UNMOUNT:
/* TODO: Do something */
break;
case G_FILE_MONITOR_EVENT_UNMOUNTED:
/* TODO: Do something */
break;
}
g_free (uri);
g_free (to_uri);
if (call_consume_changes_idle_id == 0) {
call_consume_changes_idle_id =
g_idle_add (call_consume_changes_idle_cb, NULL);
}
}
NautilusMonitor *
nautilus_monitor_directory (GFile *location)
{
GFileMonitor *dir_monitor;
NautilusMonitor *ret;
dir_monitor = g_file_monitor_directory (location, G_FILE_MONITOR_WATCH_MOUNTS, NULL, NULL);
ret = g_new0 (NautilusMonitor, 1);
ret->monitor = dir_monitor;
if (ret->monitor) {
g_signal_connect (ret->monitor, "changed", (GCallback)dir_changed, ret);
}
/* We return a monitor even on failure, so we can avoid later trying again */
return ret;
}
void
nautilus_monitor_cancel (NautilusMonitor *monitor)
{
if (monitor->monitor != NULL) {
g_signal_handlers_disconnect_by_func (monitor->monitor, dir_changed, monitor);
g_file_monitor_cancel (monitor->monitor);
g_object_unref (monitor->monitor);
}
g_free (monitor);
}
|