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4736393539
2009-01-13 Alexander Larsson <alexl@redhat.com>
* libnautilus-private/nautilus-directory-async.c:
* libnautilus-private/nautilus-directory-private.h:
Use the monitor and call_when_ready counts to avoid
iterating over the potentially long lists.
svn path=/trunk/; revision=14851
252 lines
12 KiB
C
252 lines
12 KiB
C
/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*-
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nautilus-directory-private.h: Nautilus directory model.
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Copyright (C) 1999, 2000, 2001 Eazel, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public
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License along with this program; if not, write to the
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Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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Author: Darin Adler <darin@bentspoon.com>
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*/
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#include <gio/gio.h>
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#include <eel/eel-vfs-extensions.h>
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#include <libnautilus-private/nautilus-directory.h>
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#include <libnautilus-private/nautilus-file-queue.h>
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#include <libnautilus-private/nautilus-file.h>
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#include <libnautilus-private/nautilus-metafile.h>
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#include <libnautilus-private/nautilus-monitor.h>
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#include <libnautilus-private/nautilus-idle-queue.h>
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#include <libnautilus-extension/nautilus-info-provider.h>
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#include <libxml/tree.h>
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typedef struct LinkInfoReadState LinkInfoReadState;
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typedef struct TopLeftTextReadState TopLeftTextReadState;
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typedef struct FileMonitors FileMonitors;
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typedef struct DirectoryLoadState DirectoryLoadState;
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typedef struct DirectoryCountState DirectoryCountState;
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typedef struct DeepCountState DeepCountState;
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typedef struct GetInfoState GetInfoState;
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typedef struct NewFilesState NewFilesState;
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typedef struct MimeListState MimeListState;
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typedef struct ThumbnailState ThumbnailState;
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typedef struct MountState MountState;
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typedef struct FilesystemInfoState FilesystemInfoState;
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typedef enum {
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REQUEST_LINK_INFO,
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REQUEST_DEEP_COUNT,
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REQUEST_DIRECTORY_COUNT,
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REQUEST_FILE_INFO,
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REQUEST_FILE_LIST, /* always FALSE if file != NULL */
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REQUEST_METAFILE,
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REQUEST_MIME_LIST,
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REQUEST_TOP_LEFT_TEXT,
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REQUEST_LARGE_TOP_LEFT_TEXT,
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REQUEST_EXTENSION_INFO,
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REQUEST_THUMBNAIL,
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REQUEST_MOUNT,
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REQUEST_FILESYSTEM_INFO,
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REQUEST_TYPE_LAST
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} RequestType;
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/* A request for information about one or more files. */
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typedef guint32 Request;
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typedef gint32 RequestCounter[REQUEST_TYPE_LAST];
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#define REQUEST_WANTS_TYPE(request, type) ((request) & (1<<(type)))
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#define REQUEST_SET_TYPE(request, type) (request) |= (1<<(type))
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struct NautilusDirectoryDetails
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{
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/* The location. */
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GFile *location;
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/* The file objects. */
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NautilusFile *as_file;
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GList *file_list;
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GHashTable *file_hash;
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/* Queues of files needing some I/O done. */
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NautilusFileQueue *high_priority_queue;
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NautilusFileQueue *low_priority_queue;
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NautilusFileQueue *extension_queue;
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/* These lists are going to be pretty short. If we think they
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* are going to get big, we can use hash tables instead.
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*/
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GList *call_when_ready_list;
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RequestCounter call_when_ready_counters;
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GList *monitor_list;
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RequestCounter monitor_counters;
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guint call_ready_idle_id;
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NautilusMonitor *monitor;
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gulong mime_db_monitor;
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NautilusIdleQueue *idle_queue;
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gboolean metafile_monitored;
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NautilusMetafile *metafile;
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gboolean in_async_service_loop;
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gboolean state_changed;
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gboolean file_list_monitored;
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gboolean directory_loaded;
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gboolean directory_loaded_sent_notification;
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DirectoryLoadState *directory_load_in_progress;
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GList *pending_file_info; /* list of GnomeVFSFileInfo's that are pending */
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int confirmed_file_count;
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guint dequeue_pending_idle_id;
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GList *new_files_in_progress; /* list of NewFilesState * */
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DirectoryCountState *count_in_progress;
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NautilusFile *deep_count_file;
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DeepCountState *deep_count_in_progress;
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MimeListState *mime_list_in_progress;
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NautilusFile *get_info_file;
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GetInfoState *get_info_in_progress;
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NautilusFile *extension_info_file;
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NautilusInfoProvider *extension_info_provider;
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NautilusOperationHandle *extension_info_in_progress;
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guint extension_info_idle;
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ThumbnailState *thumbnail_state;
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MountState *mount_state;
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FilesystemInfoState *filesystem_info_state;
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TopLeftTextReadState *top_left_read_state;
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LinkInfoReadState *link_info_read_state;
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GList *file_operations_in_progress; /* list of FileOperation * */
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GHashTable *hidden_file_hash;
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};
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NautilusDirectory *nautilus_directory_get_existing (GFile *location);
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/* async. interface */
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void nautilus_directory_async_state_changed (NautilusDirectory *directory);
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void nautilus_directory_call_when_ready_internal (NautilusDirectory *directory,
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NautilusFile *file,
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NautilusFileAttributes file_attributes,
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gboolean wait_for_file_list,
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NautilusDirectoryCallback directory_callback,
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NautilusFileCallback file_callback,
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gpointer callback_data);
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gboolean nautilus_directory_check_if_ready_internal (NautilusDirectory *directory,
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NautilusFile *file,
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NautilusFileAttributes file_attributes);
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void nautilus_directory_cancel_callback_internal (NautilusDirectory *directory,
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NautilusFile *file,
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NautilusDirectoryCallback directory_callback,
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NautilusFileCallback file_callback,
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gpointer callback_data);
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void nautilus_directory_monitor_add_internal (NautilusDirectory *directory,
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NautilusFile *file,
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gconstpointer client,
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gboolean monitor_hidden_files,
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gboolean monitor_backup_files,
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NautilusFileAttributes attributes,
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NautilusDirectoryCallback callback,
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gpointer callback_data);
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void nautilus_directory_monitor_remove_internal (NautilusDirectory *directory,
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NautilusFile *file,
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gconstpointer client);
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void nautilus_directory_get_info_for_new_files (NautilusDirectory *directory,
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GList *vfs_uris);
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NautilusFile * nautilus_directory_get_existing_corresponding_file (NautilusDirectory *directory);
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void nautilus_directory_invalidate_count_and_mime_list (NautilusDirectory *directory);
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gboolean nautilus_directory_is_file_list_monitored (NautilusDirectory *directory);
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gboolean nautilus_directory_is_anyone_monitoring_file_list (NautilusDirectory *directory);
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gboolean nautilus_directory_has_active_request_for_file (NautilusDirectory *directory,
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NautilusFile *file);
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void nautilus_directory_remove_file_monitor_link (NautilusDirectory *directory,
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GList *link);
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void nautilus_directory_schedule_dequeue_pending (NautilusDirectory *directory);
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void nautilus_directory_stop_monitoring_file_list (NautilusDirectory *directory);
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void nautilus_directory_cancel (NautilusDirectory *directory);
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void nautilus_async_destroying_file (NautilusFile *file);
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void nautilus_directory_force_reload_internal (NautilusDirectory *directory,
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NautilusFileAttributes file_attributes);
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void nautilus_directory_cancel_loading_file_attributes (NautilusDirectory *directory,
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NautilusFile *file,
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NautilusFileAttributes file_attributes);
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/* Calls shared between directory, file, and async. code. */
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void nautilus_directory_emit_files_added (NautilusDirectory *directory,
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GList *added_files);
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void nautilus_directory_emit_files_changed (NautilusDirectory *directory,
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GList *changed_files);
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void nautilus_directory_emit_change_signals (NautilusDirectory *directory,
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GList *changed_files);
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void emit_change_signals_for_all_files (NautilusDirectory *directory);
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void emit_change_signals_for_all_files_in_all_directories (void);
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void nautilus_directory_emit_done_loading (NautilusDirectory *directory);
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void nautilus_directory_emit_load_error (NautilusDirectory *directory,
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GError *error);
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NautilusDirectory *nautilus_directory_get_internal (GFile *location,
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gboolean create);
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char * nautilus_directory_get_name_for_self_as_new_file (NautilusDirectory *directory);
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Request nautilus_directory_set_up_request (NautilusFileAttributes file_attributes);
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/* Interface to the file list. */
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NautilusFile * nautilus_directory_find_file_by_name (NautilusDirectory *directory,
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const char *filename);
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NautilusFile * nautilus_directory_find_file_by_internal_filename (NautilusDirectory *directory,
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const char *internal_filename);
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void nautilus_directory_add_file (NautilusDirectory *directory,
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NautilusFile *file);
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void nautilus_directory_remove_file (NautilusDirectory *directory,
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NautilusFile *file);
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FileMonitors * nautilus_directory_remove_file_monitors (NautilusDirectory *directory,
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NautilusFile *file);
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void nautilus_directory_add_file_monitors (NautilusDirectory *directory,
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NautilusFile *file,
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FileMonitors *monitors);
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void nautilus_directory_add_file (NautilusDirectory *directory,
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NautilusFile *file);
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GList * nautilus_directory_begin_file_name_change (NautilusDirectory *directory,
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NautilusFile *file);
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void nautilus_directory_end_file_name_change (NautilusDirectory *directory,
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NautilusFile *file,
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GList *node);
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void nautilus_directory_moved (const char *from_uri,
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const char *to_uri);
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/* Interface to the work queue. */
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void nautilus_directory_add_file_to_work_queue (NautilusDirectory *directory,
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NautilusFile *file);
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void nautilus_directory_remove_file_from_work_queue (NautilusDirectory *directory,
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NautilusFile *file);
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/* KDE compatibility hacks */
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void nautilus_set_kde_trash_name (const char *trash_dir);
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/* debugging functions */
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int nautilus_directory_number_outstanding (void);
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