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/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*-
nautilus-directory.c: Nautilus directory model.
Copyright (C) 1999, 2000 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@eazel.com>
*/
#include "nautilus-directory.h"
#include <libgnomevfs/gnome-vfs-types.h>
#include <libgnomevfs/gnome-vfs-uri.h>
#include <libgnomevfs/gnome-vfs-file-info.h>
#include <tree.h>
#include "nautilus-file.h"
#define METADATA_NODE_NAME_FOR_FILE_NAME "NAME"
typedef struct MetafileReadState MetafileReadState;
typedef struct MetafileWriteState MetafileWriteState;
typedef struct TopLeftTextReadState TopLeftTextReadState;
struct NautilusDirectoryDetails
{
char *uri_text;
GnomeVFSURI *uri;
GnomeVFSURI *metafile_uri;
GnomeVFSURI *alternate_metafile_uri;
GList *files;
xmlDoc *metafile;
gboolean metafile_read;
gboolean use_alternate_metafile;
MetafileReadState *metafile_read_state;
guint write_metafile_idle_id;
MetafileWriteState *metafile_write_state;
/* 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;
GList *monitor_list;
gboolean file_list_monitored;
gboolean directory_loaded;
GnomeVFSAsyncHandle *directory_load_in_progress;
GnomeVFSDirectoryListPosition directory_load_list_last_handled;
GList *pending_file_info; /* list of GnomeVFSFileInfo's that are pending */
guint dequeue_pending_idle_id;
GList *get_file_infos_in_progress; /* list of GnomeVFSAsyncHandle* */
GnomeVFSAsyncHandle *count_in_progress;
NautilusFile *count_file;
TopLeftTextReadState *top_left_read_state;
};
typedef struct {
char *from_uri;
char *to_uri;
} URIPair;
/* Almost-public change notification calls */
void nautilus_directory_notify_files_added (GList *uris);
void nautilus_directory_notify_files_moved (GList *uri_pairs);
void nautilus_directory_notify_files_removed (GList *uris);
/* async. interface */
void nautilus_directory_call_when_ready_internal (NautilusDirectory *directory,
NautilusFile *file,
GList *directory_metadata_keys,
GList *file_attributes,
GList *file_metadata_keys,
NautilusDirectoryCallback directory_callback,
NautilusFileCallback file_callback,
gpointer callback_data);
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,
GList *directory_metadata_keys,
GList *attributes,
GList *metadata_keys,
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);
gboolean nautilus_directory_is_file_list_monitored (NautilusDirectory *directory);
void nautilus_directory_remove_file_monitor_link (NautilusDirectory *directory,
GList *link);
void nautilus_directory_request_read_metafile (NautilusDirectory *directory);
void nautilus_directory_request_write_metafile (NautilusDirectory *directory);
void nautilus_directory_schedule_dequeue_pending (NautilusDirectory *directory);
void nautilus_directory_stop_monitoring_file_list (NautilusDirectory *directory);
void nautilus_metafile_read_cancel (NautilusDirectory *directory);
void nautilus_metafile_write_start (NautilusDirectory *directory);
void nautilus_async_destroying_file (NautilusFile *file);
/* Calls shared between directory, file, and async. code. */
NautilusFile *nautilus_directory_find_file (NautilusDirectory *directory,
const char *file_name);
char * nautilus_directory_get_file_metadata (NautilusDirectory *directory,
const char *file_name,
const char *key,
const char *default_metadata);
GList * nautilus_directory_get_file_metadata_list (NautilusDirectory *directory,
const char *file_name,
const char *list_key,
const char *list_subkey,
GList *default_metadata_list);
gboolean nautilus_directory_set_file_metadata (NautilusDirectory *directory,
const char *file_name,
const char *key,
const char *default_metadata,
const char *metadata);
xmlNode * nautilus_directory_get_file_metadata_node (NautilusDirectory *directory,
const char *file_name,
gboolean create);
void nautilus_directory_emit_metadata_changed (NautilusDirectory *directory);
void nautilus_directory_emit_files_added (NautilusDirectory *directory,
GList *added_files);
void nautilus_directory_emit_files_changed (NautilusDirectory *directory,
GList *changed_files);
/* debugging functions */
int nautilus_directory_number_outstanding (void);
/* Shared functions not directly related to NautilusDirectory/File. */
int nautilus_compare_file_with_name (gconstpointer a,
gconstpointer b);
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