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/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*-
caja-directory-private.h: Caja 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., 51 Franklin St, Fifth Floor,
Boston, MA 02110-1301, USA.
Author: Darin Adler <darin@bentspoon.com>
*/
#include <gio/gio.h>
#include <eel/eel-vfs-extensions.h>
#include <libcaja-private/caja-directory.h>
#include <libcaja-private/caja-file-queue.h>
#include <libcaja-private/caja-file.h>
#include <libcaja-private/caja-monitor.h>
#include <libcaja-extension/caja-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 CajaDirectoryDetails
{
/* The location. */
GFile *location;
/* The file objects. */
CajaFile *as_file;
GList *file_list;
GHashTable *file_hash;
/* Queues of files needing some I/O done. */
CajaFileQueue *high_priority_queue;
CajaFileQueue *low_priority_queue;
CajaFileQueue *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;
CajaMonitor *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 MateVFSFileInfo'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;
CajaFile *deep_count_file;
DeepCountState *deep_count_in_progress;
MimeListState *mime_list_in_progress;
CajaFile *get_info_file;
GetInfoState *get_info_in_progress;
CajaFile *extension_info_file;
CajaInfoProvider *extension_info_provider;
CajaOperationHandle *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 * */
guint64 free_space; /* (guint)-1 for unknown */
time_t free_space_read; /* The time free_space was updated, or 0 for never */
};
CajaDirectory *caja_directory_get_existing (GFile *location);
/* async. interface */
void caja_directory_async_state_changed (CajaDirectory *directory);
void caja_directory_call_when_ready_internal (CajaDirectory *directory,
CajaFile *file,
CajaFileAttributes file_attributes,
gboolean wait_for_file_list,
CajaDirectoryCallback directory_callback,
CajaFileCallback file_callback,
gpointer callback_data);
gboolean caja_directory_check_if_ready_internal (CajaDirectory *directory,
CajaFile *file,
CajaFileAttributes file_attributes);
void caja_directory_cancel_callback_internal (CajaDirectory *directory,
CajaFile *file,
CajaDirectoryCallback directory_callback,
CajaFileCallback file_callback,
gpointer callback_data);
void caja_directory_monitor_add_internal (CajaDirectory *directory,
CajaFile *file,
gconstpointer client,
gboolean monitor_hidden_files,
CajaFileAttributes attributes,
CajaDirectoryCallback callback,
gpointer callback_data);
void caja_directory_monitor_remove_internal (CajaDirectory *directory,
CajaFile *file,
gconstpointer client);
void caja_directory_get_info_for_new_files (CajaDirectory *directory,
GList *vfs_uris);
CajaFile * caja_directory_get_existing_corresponding_file (CajaDirectory *directory);
void caja_directory_invalidate_count_and_mime_list (CajaDirectory *directory);
gboolean caja_directory_is_file_list_monitored (CajaDirectory *directory);
gboolean caja_directory_is_anyone_monitoring_file_list (CajaDirectory *directory);
gboolean caja_directory_has_active_request_for_file (CajaDirectory *directory,
CajaFile *file);
void caja_directory_remove_file_monitor_link (CajaDirectory *directory,
GList *link);
void caja_directory_schedule_dequeue_pending (CajaDirectory *directory);
void caja_directory_stop_monitoring_file_list (CajaDirectory *directory);
void caja_directory_cancel (CajaDirectory *directory);
void caja_async_destroying_file (CajaFile *file);
void caja_directory_force_reload_internal (CajaDirectory *directory,
CajaFileAttributes file_attributes);
void caja_directory_cancel_loading_file_attributes (CajaDirectory *directory,
CajaFile *file,
CajaFileAttributes file_attributes);
/* Calls shared between directory, file, and async. code. */
void caja_directory_emit_files_added (CajaDirectory *directory,
GList *added_files);
void caja_directory_emit_files_changed (CajaDirectory *directory,
GList *changed_files);
void caja_directory_emit_change_signals (CajaDirectory *directory,
GList *changed_files);
void emit_change_signals_for_all_files (CajaDirectory *directory);
void emit_change_signals_for_all_files_in_all_directories (void);
void caja_directory_emit_done_loading (CajaDirectory *directory);
void caja_directory_emit_load_error (CajaDirectory *directory,
GError *error);
CajaDirectory *caja_directory_get_internal (GFile *location,
gboolean create);
char * caja_directory_get_name_for_self_as_new_file (CajaDirectory *directory);
Request caja_directory_set_up_request (CajaFileAttributes file_attributes);
/* Interface to the file list. */
CajaFile * caja_directory_find_file_by_name (CajaDirectory *directory,
const char *filename);
void caja_directory_add_file (CajaDirectory *directory,
CajaFile *file);
void caja_directory_remove_file (CajaDirectory *directory,
CajaFile *file);
FileMonitors * caja_directory_remove_file_monitors (CajaDirectory *directory,
CajaFile *file);
void caja_directory_add_file_monitors (CajaDirectory *directory,
CajaFile *file,
FileMonitors *monitors);
void caja_directory_add_file (CajaDirectory *directory,
CajaFile *file);
GList * caja_directory_begin_file_name_change (CajaDirectory *directory,
CajaFile *file);
void caja_directory_end_file_name_change (CajaDirectory *directory,
CajaFile *file,
GList *node);
void caja_directory_moved (const char *from_uri,
const char *to_uri);
/* Interface to the work queue. */
void caja_directory_add_file_to_work_queue (CajaDirectory *directory,
CajaFile *file);
void caja_directory_remove_file_from_work_queue (CajaDirectory *directory,
CajaFile *file);
/* debugging functions */
int caja_directory_number_outstanding (void);
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