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
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
|
/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*-
nautilus-directory-private.h: Nautilus directory model.
Copyright (C) 1999, 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.
Author: Darin Adler <darin@bentspoon.com>
*/
#include <gio/gio.h>
#include <eel/eel-vfs-extensions.h>
#include <libnautilus-private/nautilus-directory.h>
#include <libnautilus-private/nautilus-file-queue.h>
#include <libnautilus-private/nautilus-file.h>
#include <libnautilus-private/nautilus-monitor.h>
#include <libnautilus-extension/nautilus-info-provider.h>
#include <libxml/tree.h>
typedef struct LinkInfoReadState LinkInfoReadState;
typedef struct TopLeftTextReadState TopLeftTextReadState;
typedef struct FileMonitors FileMonitors;
typedef struct DirectoryLoadState DirectoryLoadState;
typedef struct DirectoryCountState DirectoryCountState;
typedef struct DeepCountState DeepCountState;
typedef struct GetInfoState GetInfoState;
typedef struct NewFilesState NewFilesState;
typedef struct MimeListState MimeListState;
typedef struct ThumbnailState ThumbnailState;
typedef struct MountState MountState;
typedef struct FilesystemInfoState FilesystemInfoState;
typedef enum {
REQUEST_LINK_INFO,
REQUEST_DEEP_COUNT,
REQUEST_DIRECTORY_COUNT,
REQUEST_FILE_INFO,
REQUEST_FILE_LIST, /* always FALSE if file != NULL */
REQUEST_MIME_LIST,
REQUEST_TOP_LEFT_TEXT,
REQUEST_LARGE_TOP_LEFT_TEXT,
REQUEST_EXTENSION_INFO,
REQUEST_THUMBNAIL,
REQUEST_MOUNT,
REQUEST_FILESYSTEM_INFO,
REQUEST_TYPE_LAST
} RequestType;
/* A request for information about one or more files. */
typedef guint32 Request;
typedef gint32 RequestCounter[REQUEST_TYPE_LAST];
#define REQUEST_WANTS_TYPE(request, type) ((request) & (1<<(type)))
#define REQUEST_SET_TYPE(request, type) (request) |= (1<<(type))
struct NautilusDirectoryDetails
{
/* The location. */
GFile *location;
/* The file objects. */
NautilusFile *as_file;
GList *file_list;
GHashTable *file_hash;
/* Queues of files needing some I/O done. */
NautilusFileQueue *high_priority_queue;
NautilusFileQueue *low_priority_queue;
NautilusFileQueue *extension_queue;
/* These lists are going to be pretty short. If we think they
* are going to get big, we can use hash tables instead.
*/
GList *call_when_ready_list;
RequestCounter call_when_ready_counters;
GList *monitor_list;
RequestCounter monitor_counters;
guint call_ready_idle_id;
NautilusMonitor *monitor;
gulong mime_db_monitor;
gboolean in_async_service_loop;
gboolean state_changed;
gboolean file_list_monitored;
gboolean directory_loaded;
gboolean directory_loaded_sent_notification;
DirectoryLoadState *directory_load_in_progress;
GList *pending_file_info; /* list of GnomeVFSFileInfo's that are pending */
int confirmed_file_count;
guint dequeue_pending_idle_id;
GList *new_files_in_progress; /* list of NewFilesState * */
DirectoryCountState *count_in_progress;
NautilusFile *deep_count_file;
DeepCountState *deep_count_in_progress;
MimeListState *mime_list_in_progress;
NautilusFile *get_info_file;
GetInfoState *get_info_in_progress;
NautilusFile *extension_info_file;
NautilusInfoProvider *extension_info_provider;
NautilusOperationHandle *extension_info_in_progress;
guint extension_info_idle;
ThumbnailState *thumbnail_state;
MountState *mount_state;
FilesystemInfoState *filesystem_info_state;
TopLeftTextReadState *top_left_read_state;
LinkInfoReadState *link_info_read_state;
GList *file_operations_in_progress; /* list of FileOperation * */
};
NautilusDirectory *nautilus_directory_get_existing (GFile *location);
/* async. interface */
void nautilus_directory_async_state_changed (NautilusDirectory *directory);
void nautilus_directory_call_when_ready_internal (NautilusDirectory *directory,
NautilusFile *file,
NautilusFileAttributes file_attributes,
gboolean wait_for_file_list,
NautilusDirectoryCallback directory_callback,
NautilusFileCallback file_callback,
gpointer callback_data);
gboolean nautilus_directory_check_if_ready_internal (NautilusDirectory *directory,
NautilusFile *file,
NautilusFileAttributes file_attributes);
void nautilus_directory_cancel_callback_internal (NautilusDirectory *directory,
NautilusFile *file,
NautilusDirectoryCallback directory_callback,
NautilusFileCallback file_callback,
gpointer callback_data);
void nautilus_directory_monitor_add_internal (NautilusDirectory *directory,
NautilusFile *file,
gconstpointer client,
gboolean monitor_hidden_files,
NautilusFileAttributes attributes,
NautilusDirectoryCallback callback,
gpointer callback_data);
void nautilus_directory_monitor_remove_internal (NautilusDirectory *directory,
NautilusFile *file,
gconstpointer client);
void nautilus_directory_get_info_for_new_files (NautilusDirectory *directory,
GList *vfs_uris);
NautilusFile * nautilus_directory_get_existing_corresponding_file (NautilusDirectory *directory);
void nautilus_directory_invalidate_count_and_mime_list (NautilusDirectory *directory);
gboolean nautilus_directory_is_file_list_monitored (NautilusDirectory *directory);
gboolean nautilus_directory_is_anyone_monitoring_file_list (NautilusDirectory *directory);
gboolean nautilus_directory_has_active_request_for_file (NautilusDirectory *directory,
NautilusFile *file);
void nautilus_directory_remove_file_monitor_link (NautilusDirectory *directory,
GList *link);
void nautilus_directory_schedule_dequeue_pending (NautilusDirectory *directory);
void nautilus_directory_stop_monitoring_file_list (NautilusDirectory *directory);
void nautilus_directory_cancel (NautilusDirectory *directory);
void nautilus_async_destroying_file (NautilusFile *file);
void nautilus_directory_force_reload_internal (NautilusDirectory *directory,
NautilusFileAttributes file_attributes);
void nautilus_directory_cancel_loading_file_attributes (NautilusDirectory *directory,
NautilusFile *file,
NautilusFileAttributes file_attributes);
/* Calls shared between directory, file, and async. code. */
void nautilus_directory_emit_files_added (NautilusDirectory *directory,
GList *added_files);
void nautilus_directory_emit_files_changed (NautilusDirectory *directory,
GList *changed_files);
void nautilus_directory_emit_change_signals (NautilusDirectory *directory,
GList *changed_files);
void emit_change_signals_for_all_files (NautilusDirectory *directory);
void emit_change_signals_for_all_files_in_all_directories (void);
void nautilus_directory_emit_done_loading (NautilusDirectory *directory);
void nautilus_directory_emit_load_error (NautilusDirectory *directory,
GError *error);
NautilusDirectory *nautilus_directory_get_internal (GFile *location,
gboolean create);
char * nautilus_directory_get_name_for_self_as_new_file (NautilusDirectory *directory);
Request nautilus_directory_set_up_request (NautilusFileAttributes file_attributes);
/* Interface to the file list. */
NautilusFile * nautilus_directory_find_file_by_name (NautilusDirectory *directory,
const char *filename);
NautilusFile * nautilus_directory_find_file_by_internal_filename (NautilusDirectory *directory,
const char *internal_filename);
void nautilus_directory_add_file (NautilusDirectory *directory,
NautilusFile *file);
void nautilus_directory_remove_file (NautilusDirectory *directory,
NautilusFile *file);
FileMonitors * nautilus_directory_remove_file_monitors (NautilusDirectory *directory,
NautilusFile *file);
void nautilus_directory_add_file_monitors (NautilusDirectory *directory,
NautilusFile *file,
FileMonitors *monitors);
void nautilus_directory_add_file (NautilusDirectory *directory,
NautilusFile *file);
GList * nautilus_directory_begin_file_name_change (NautilusDirectory *directory,
NautilusFile *file);
void nautilus_directory_end_file_name_change (NautilusDirectory *directory,
NautilusFile *file,
GList *node);
void nautilus_directory_moved (const char *from_uri,
const char *to_uri);
/* Interface to the work queue. */
void nautilus_directory_add_file_to_work_queue (NautilusDirectory *directory,
NautilusFile *file);
void nautilus_directory_remove_file_from_work_queue (NautilusDirectory *directory,
NautilusFile *file);
/* debugging functions */
int nautilus_directory_number_outstanding (void);
|
