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/*
   nautilus-file.h: Nautilus file 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, see <http://www.gnu.org/licenses/>.
  
   Author: Darin Adler <darin@bentspoon.com>
*/

#pragma once

#include <gtk/gtk.h>
#include <gio/gio.h>

#include "nautilus-types.h"

/* NautilusFile is an object used to represent a single element of a
 * NautilusDirectory. It's lightweight and relies on NautilusDirectory
 * to do most of the work.
 */

/* NautilusFile is defined both here and in nautilus-directory.h. */
#ifndef NAUTILUS_FILE_DEFINED
#define NAUTILUS_FILE_DEFINED
typedef struct NautilusFile NautilusFile;
#endif

#define NAUTILUS_TYPE_FILE nautilus_file_get_type()
#define NAUTILUS_FILE(obj) \
  (G_TYPE_CHECK_INSTANCE_CAST ((obj), NAUTILUS_TYPE_FILE, NautilusFile))
#define NAUTILUS_FILE_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_CAST ((klass), NAUTILUS_TYPE_FILE, NautilusFileClass))
#define NAUTILUS_IS_FILE(obj) \
  (G_TYPE_CHECK_INSTANCE_TYPE ((obj), NAUTILUS_TYPE_FILE))
#define NAUTILUS_IS_FILE_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_TYPE ((klass), NAUTILUS_TYPE_FILE))
#define NAUTILUS_FILE_GET_CLASS(obj) \
  (G_TYPE_INSTANCE_GET_CLASS ((obj), NAUTILUS_TYPE_FILE, NautilusFileClass))

typedef enum {
	/* These may be set as default-sort-order. When touching this, make sure to
	 * keep the values in sync with the "org.gnome.nautilus.SortOrder" enum in the
	 * `data/org.gnome.nautilus.gschema.xml` schemas file, and the attributes[]
	 * array in `src/nautilus-list-view.c`.
	 */
	NAUTILUS_FILE_SORT_BY_DISPLAY_NAME = 0,
	NAUTILUS_FILE_SORT_BY_SIZE = 1,
	NAUTILUS_FILE_SORT_BY_TYPE = 2,
	NAUTILUS_FILE_SORT_BY_MTIME = 3,
	NAUTILUS_FILE_SORT_BY_ATIME = 4,
	NAUTILUS_FILE_SORT_BY_STARRED = 5,

	/* The following are specific to special locations and as such are not to be
	 * included in the "org.gnome.nautilus.SortOrder" enum.
	 */
	NAUTILUS_FILE_SORT_BY_TRASHED_TIME,
	NAUTILUS_FILE_SORT_BY_SEARCH_RELEVANCE,
	NAUTILUS_FILE_SORT_BY_RECENCY
} NautilusFileSortType;	

typedef enum {
	NAUTILUS_REQUEST_NOT_STARTED,
	NAUTILUS_REQUEST_IN_PROGRESS,
	NAUTILUS_REQUEST_DONE
} NautilusRequestStatus;

typedef enum {
	NAUTILUS_FILE_ICON_FLAGS_NONE = 0,
	NAUTILUS_FILE_ICON_FLAGS_USE_THUMBNAILS = (1<<0),
	NAUTILUS_FILE_ICON_FLAGS_IGNORE_VISITING = (1<<1),
	NAUTILUS_FILE_ICON_FLAGS_FOR_DRAG_ACCEPT = (1<<2),
	NAUTILUS_FILE_ICON_FLAGS_FOR_OPEN_FOLDER = (1<<3),
	/* whether the thumbnail size must match the display icon size */
	NAUTILUS_FILE_ICON_FLAGS_FORCE_THUMBNAIL_SIZE = (1<<4),
	/* uses the icon of the mount if present */
	NAUTILUS_FILE_ICON_FLAGS_USE_MOUNT_ICON = (1<<5),
	/* render emblems */
	NAUTILUS_FILE_ICON_FLAGS_USE_EMBLEMS = (1<<6),
	NAUTILUS_FILE_ICON_FLAGS_USE_ONE_EMBLEM = (1<<7)
} NautilusFileIconFlags;	

/* Standard Drag & Drop types. */
typedef enum {
	NAUTILUS_ICON_DND_GNOME_ICON_LIST,
	NAUTILUS_ICON_DND_URI_LIST,
	NAUTILUS_ICON_DND_NETSCAPE_URL,
	NAUTILUS_ICON_DND_TEXT,
	NAUTILUS_ICON_DND_XDNDDIRECTSAVE,
	NAUTILUS_ICON_DND_RAW,
	NAUTILUS_ICON_DND_ROOTWINDOW_DROP
} NautilusIconDndTargetType;

/* Item of the drag selection list */
typedef struct {
	NautilusFile *file;
	char *uri;
	gboolean got_icon_position;
	int icon_x, icon_y;
	int icon_width, icon_height;
} NautilusDragSelectionItem;

/* Emblems sometimes displayed for NautilusFiles. Do not localize. */
#define NAUTILUS_FILE_EMBLEM_NAME_SYMBOLIC_LINK "symbolic-link"
#define NAUTILUS_FILE_EMBLEM_NAME_CANT_READ "unreadable"
#define NAUTILUS_FILE_EMBLEM_NAME_CANT_WRITE "readonly"
#define NAUTILUS_FILE_EMBLEM_NAME_TRASH "trash"
#define NAUTILUS_FILE_EMBLEM_NAME_NOTE "note"

typedef void (*NautilusFileCallback)          (NautilusFile  *file,
				               gpointer       callback_data);
typedef gboolean (*NautilusFileFilterFunc)    (NautilusFile  *file,
                                               gpointer       callback_data);
typedef void (*NautilusFileListCallback)      (GList         *file_list,
				               gpointer       callback_data);
typedef void (*NautilusFileOperationCallback) (NautilusFile  *file,
					       GFile         *result_location,
					       GError        *error,
					       gpointer       callback_data);


#define NAUTILUS_FILE_ATTRIBUTES_FOR_ICON (NAUTILUS_FILE_ATTRIBUTE_INFO | NAUTILUS_FILE_ATTRIBUTE_THUMBNAIL)

typedef void NautilusFileListHandle;

/* GObject requirements. */
GType                   nautilus_file_get_type                          (void);

/* Getting at a single file. */
NautilusFile *          nautilus_file_get                               (GFile                          *location);
NautilusFile *          nautilus_file_get_by_uri                        (const char                     *uri);

/* Get a file only if the nautilus version already exists */
NautilusFile *          nautilus_file_get_existing                      (GFile                          *location);
NautilusFile *          nautilus_file_get_existing_by_uri               (const char                     *uri);

/* Covers for g_object_ref and g_object_unref that provide two conveniences:
 * 1) Using these is type safe.
 * 2) You are allowed to call these with NULL,
 */
NautilusFile *          nautilus_file_ref                               (NautilusFile                   *file);
void                    nautilus_file_unref                             (NautilusFile                   *file);

G_DEFINE_AUTOPTR_CLEANUP_FUNC (NautilusFile, nautilus_file_unref)

/* Monitor the file. */
void                    nautilus_file_monitor_add                       (NautilusFile                   *file,
									 gconstpointer                   client,
									 NautilusFileAttributes          attributes);
void                    nautilus_file_monitor_remove                    (NautilusFile                   *file,
									 gconstpointer                   client);

/* Waiting for data that's read asynchronously.
 * This interface currently works only for metadata, but could be expanded
 * to other attributes as well.
 */
void                    nautilus_file_call_when_ready                   (NautilusFile                   *file,
									 NautilusFileAttributes          attributes,
									 NautilusFileCallback            callback,
									 gpointer                        callback_data);
void                    nautilus_file_cancel_call_when_ready            (NautilusFile                   *file,
									 NautilusFileCallback            callback,
									 gpointer                        callback_data);
gboolean                nautilus_file_check_if_ready                    (NautilusFile                   *file,
									 NautilusFileAttributes          attributes);
void                    nautilus_file_invalidate_attributes             (NautilusFile                   *file,
									 NautilusFileAttributes          attributes);
void                    nautilus_file_invalidate_all_attributes         (NautilusFile                   *file);

/* Basic attributes for file objects. */
gboolean                nautilus_file_contains_text                     (NautilusFile                   *file);
char *                  nautilus_file_get_display_name                  (NautilusFile                   *file);
char *                  nautilus_file_get_edit_name                     (NautilusFile                   *file);
char *                  nautilus_file_get_name                          (NautilusFile                   *file);
GFile *                 nautilus_file_get_location                      (NautilusFile                   *file);
char *			 nautilus_file_get_description			 (NautilusFile			 *file);
char *                  nautilus_file_get_uri                           (NautilusFile                   *file);
char *                  nautilus_file_get_uri_scheme                    (NautilusFile                   *file);
NautilusFile *          nautilus_file_get_parent                        (NautilusFile                   *file);
GFile *                 nautilus_file_get_parent_location               (NautilusFile                   *file);
char *                  nautilus_file_get_parent_uri                    (NautilusFile                   *file);
char *                  nautilus_file_get_parent_uri_for_display        (NautilusFile                   *file);
char *                  nautilus_file_get_thumbnail_path                (NautilusFile                   *file);
gboolean                nautilus_file_can_get_size                      (NautilusFile                   *file);
goffset                 nautilus_file_get_size                          (NautilusFile                   *file);
time_t                  nautilus_file_get_mtime                         (NautilusFile                   *file);
time_t                  nautilus_file_get_atime                         (NautilusFile                   *file);
time_t                  nautilus_file_get_recency                       (NautilusFile                   *file);
time_t                  nautilus_file_get_trash_time                    (NautilusFile                   *file);
GFileType               nautilus_file_get_file_type                     (NautilusFile                   *file);
char *                  nautilus_file_get_mime_type                     (NautilusFile                   *file);
char *                  nautilus_file_get_extension                     (NautilusFile                   *file);
gboolean                nautilus_file_is_mime_type                      (NautilusFile                   *file,
									 const char                     *mime_type);
gboolean                nautilus_file_is_launchable                     (NautilusFile                   *file);
gboolean                nautilus_file_is_symbolic_link                  (NautilusFile                   *file);
GMount *                nautilus_file_get_mount                         (NautilusFile                   *file);
char *                  nautilus_file_get_volume_free_space             (NautilusFile                   *file);
char *                  nautilus_file_get_volume_name                   (NautilusFile                   *file);
char *                  nautilus_file_get_symbolic_link_target_path     (NautilusFile                   *file);
char *                  nautilus_file_get_symbolic_link_target_uri      (NautilusFile                   *file);
gboolean                nautilus_file_is_broken_symbolic_link           (NautilusFile                   *file);
gboolean                nautilus_file_is_executable                     (NautilusFile                   *file);
gboolean                nautilus_file_is_directory                      (NautilusFile                   *file);
gboolean                nautilus_file_is_regular_file                   (NautilusFile                   *file);
gboolean                nautilus_file_is_user_special_directory         (NautilusFile                   *file,
									 GUserDirectory                 special_directory);
gboolean		nautilus_file_is_archive			(NautilusFile			*file);
gboolean                nautilus_file_is_in_search                      (NautilusFile                   *file);
gboolean                nautilus_file_is_in_trash                       (NautilusFile                   *file);
gboolean                nautilus_file_is_in_recent                      (NautilusFile                   *file);
gboolean                nautilus_file_is_in_starred                     (NautilusFile                   *file);
gboolean                nautilus_file_is_in_admin                       (NautilusFile                   *file);
gboolean                nautilus_file_is_remote                         (NautilusFile                   *file);
gboolean                nautilus_file_is_other_locations                (NautilusFile                   *file);
gboolean                nautilus_file_is_starred_location              (NautilusFile                   *file);
gboolean		nautilus_file_is_home				(NautilusFile                   *file);
GError *                nautilus_file_get_file_info_error               (NautilusFile                   *file);
gboolean                nautilus_file_get_directory_item_count          (NautilusFile                   *file,
									 guint                          *count,
									 gboolean                       *count_unreadable);
void                    nautilus_file_recompute_deep_counts             (NautilusFile                   *file);
NautilusRequestStatus   nautilus_file_get_deep_counts                   (NautilusFile                   *file,
									 guint                          *directory_count,
									 guint                          *file_count,
									 guint                          *unreadable_directory_count,
									 goffset               *total_size,
									 gboolean                        force);
gboolean                nautilus_file_should_show_thumbnail             (NautilusFile                   *file);
gboolean                nautilus_file_should_show_directory_item_count  (NautilusFile                   *file);

void                    nautilus_file_set_search_relevance              (NautilusFile                   *file,
									 gdouble                         relevance);
void                    nautilus_file_set_search_fts_snippet            (NautilusFile                   *file,
                                                                         const gchar                    *fts_snippet);
const gchar*            nautilus_file_get_search_fts_snippet            (NautilusFile                   *file);

void                    nautilus_file_set_attributes                    (NautilusFile                   *file, 
									 GFileInfo                      *attributes,
									 NautilusFileOperationCallback   callback,
									 gpointer                        callback_data);
GFilesystemPreviewType  nautilus_file_get_filesystem_use_preview        (NautilusFile *file);

char *                  nautilus_file_get_filesystem_id                 (NautilusFile                   *file);

char *                  nautilus_file_get_filesystem_type               (NautilusFile                   *file);

gboolean                nautilus_file_get_filesystem_remote             (NautilusFile                   *file);

NautilusFile *          nautilus_file_get_trash_original_file           (NautilusFile                   *file);

/* Permissions. */
gboolean                nautilus_file_can_get_permissions               (NautilusFile                   *file);
gboolean                nautilus_file_can_set_permissions               (NautilusFile                   *file);
guint                   nautilus_file_get_permissions                   (NautilusFile                   *file);
gboolean                nautilus_file_can_get_owner                     (NautilusFile                   *file);
gboolean                nautilus_file_can_set_owner                     (NautilusFile                   *file);
gboolean                nautilus_file_can_get_group                     (NautilusFile                   *file);
gboolean                nautilus_file_can_set_group                     (NautilusFile                   *file);
char *                  nautilus_file_get_owner_name                    (NautilusFile                   *file);
char *                  nautilus_file_get_group_name                    (NautilusFile                   *file);
GList *                 nautilus_get_user_names                         (void);
GList *                 nautilus_get_all_group_names                    (void);
GList *                 nautilus_file_get_settable_group_names          (NautilusFile                   *file);
gboolean                nautilus_file_can_get_selinux_context           (NautilusFile                   *file);
char *                  nautilus_file_get_selinux_context               (NautilusFile                   *file);

/* "Capabilities". */
gboolean                nautilus_file_can_read                          (NautilusFile                   *file);
gboolean                nautilus_file_can_write                         (NautilusFile                   *file);
gboolean                nautilus_file_can_execute                       (NautilusFile                   *file);
gboolean                nautilus_file_can_rename                        (NautilusFile                   *file);
gboolean                nautilus_file_can_delete                        (NautilusFile                   *file);
gboolean                nautilus_file_can_trash                         (NautilusFile                   *file);

gboolean                nautilus_file_can_mount                         (NautilusFile                   *file);
gboolean                nautilus_file_can_unmount                       (NautilusFile                   *file);
gboolean                nautilus_file_can_eject                         (NautilusFile                   *file);
gboolean                nautilus_file_can_start                         (NautilusFile                   *file);
gboolean                nautilus_file_can_start_degraded                (NautilusFile                   *file);
gboolean                nautilus_file_can_stop                          (NautilusFile                   *file);
GDriveStartStopType     nautilus_file_get_start_stop_type               (NautilusFile                   *file);
gboolean                nautilus_file_can_poll_for_media                (NautilusFile                   *file);
gboolean                nautilus_file_is_media_check_automatic          (NautilusFile                   *file);

void                    nautilus_file_mount                             (NautilusFile                   *file,
									 GMountOperation                *mount_op,
									 GCancellable                   *cancellable,
									 NautilusFileOperationCallback   callback,
									 gpointer                        callback_data);
void                    nautilus_file_unmount                           (NautilusFile                   *file,
									 GMountOperation                *mount_op,
									 GCancellable                   *cancellable,
									 NautilusFileOperationCallback   callback,
									 gpointer                        callback_data);
void                    nautilus_file_eject                             (NautilusFile                   *file,
									 GMountOperation                *mount_op,
									 GCancellable                   *cancellable,
									 NautilusFileOperationCallback   callback,
									 gpointer                        callback_data);

void                    nautilus_file_start                             (NautilusFile                   *file,
									 GMountOperation                *start_op,
									 GCancellable                   *cancellable,
									 NautilusFileOperationCallback   callback,
									 gpointer                        callback_data);
void                    nautilus_file_stop                              (NautilusFile                   *file,
									 GMountOperation                *mount_op,
									 GCancellable                   *cancellable,
									 NautilusFileOperationCallback   callback,
									 gpointer                        callback_data);
void                    nautilus_file_poll_for_media                    (NautilusFile                   *file);

/* Basic operations for file objects. */
void                    nautilus_file_set_owner                         (NautilusFile                   *file,
									 const char                     *user_name_or_id,
									 NautilusFileOperationCallback   callback,
									 gpointer                        callback_data);
void                    nautilus_file_set_group                         (NautilusFile                   *file,
									 const char                     *group_name_or_id,
									 NautilusFileOperationCallback   callback,
									 gpointer                        callback_data);
void                    nautilus_file_set_permissions                   (NautilusFile                   *file,
									 guint32                         permissions,
									 NautilusFileOperationCallback   callback,
									 gpointer                        callback_data);
void                    nautilus_file_rename                            (NautilusFile                   *file,
									 const char                     *new_name,
									 NautilusFileOperationCallback   callback,
									 gpointer                        callback_data);
void                    nautilus_file_batch_rename                      (GList                          *files,
                                                                         GList                          *new_names,
                                                                         NautilusFileOperationCallback   callback,
                                                                         gpointer                        callback_data);
void                    nautilus_file_cancel                            (NautilusFile                   *file,
									 NautilusFileOperationCallback   callback,
									 gpointer                        callback_data);

/* Return true if this file has already been deleted.
 * This object will be unref'd after sending the files_removed signal,
 * but it could hang around longer if someone ref'd it.
 */
gboolean                nautilus_file_is_gone                           (NautilusFile                   *file);

/* Used in subclasses that handles the rename of a file. This handles the case
 * when the file is gone. If this returns TRUE, simply do nothing
 */
gboolean                nautilus_file_rename_handle_file_gone           (NautilusFile                   *file,
                                                                         NautilusFileOperationCallback   callback,
                                                                         gpointer                        callback_data);

/* Return true if this file is not confirmed to have ever really
 * existed. This is true when the NautilusFile object has been created, but no I/O
 * has yet confirmed the existence of a file by that name.
 */
gboolean                nautilus_file_is_not_yet_confirmed              (NautilusFile                   *file);

/* Simple getting and setting top-level metadata. */
char *                  nautilus_file_get_metadata                      (NautilusFile                   *file,
									 const char                     *key,
									 const char                     *default_metadata);
GList *                 nautilus_file_get_metadata_list                 (NautilusFile                   *file,
									 const char                     *key);
void                    nautilus_file_set_metadata                      (NautilusFile                   *file,
									 const char                     *key,
									 const char                     *default_metadata,
									 const char                     *metadata);
void                    nautilus_file_set_metadata_list                 (NautilusFile                   *file,
									 const char                     *key,
									 GList                          *list);

/* Covers for common data types. */
gboolean                nautilus_file_get_boolean_metadata              (NautilusFile                   *file,
									 const char                     *key,
									 gboolean                        default_metadata);
void                    nautilus_file_set_boolean_metadata              (NautilusFile                   *file,
									 const char                     *key,
									 gboolean                        default_metadata,
									 gboolean                        metadata);
int                     nautilus_file_get_integer_metadata              (NautilusFile                   *file,
									 const char                     *key,
									 int                             default_metadata);
void                    nautilus_file_set_integer_metadata              (NautilusFile                   *file,
									 const char                     *key,
									 int                             default_metadata,
									 int                             metadata);

#define UNDEFINED_TIME ((time_t) (-1))

time_t                  nautilus_file_get_time_metadata                 (NautilusFile                  *file,
									 const char                    *key);
void                    nautilus_file_set_time_metadata                 (NautilusFile                  *file,
									 const char                    *key,
									 time_t                         time);


/* Attributes for file objects as user-displayable strings. */
char *                  nautilus_file_get_string_attribute              (NautilusFile                   *file,
									 const char                     *attribute_name);
char *                  nautilus_file_get_string_attribute_q            (NautilusFile                   *file,
									 GQuark                          attribute_q);
char *                  nautilus_file_get_string_attribute_with_default (NautilusFile                   *file,
									 const char                     *attribute_name);
char *                  nautilus_file_get_string_attribute_with_default_q (NautilusFile                  *file,
									 GQuark                          attribute_q);

/* Matching with another URI. */
gboolean                nautilus_file_matches_uri                       (NautilusFile                   *file,
									 const char                     *uri);

/* Is the file local? */
gboolean                nautilus_file_is_local                          (NautilusFile                   *file);
gboolean                nautilus_file_is_local_or_fuse                  (NautilusFile                   *file);

/* Comparing two file objects for sorting */
NautilusFileSortType    nautilus_file_get_default_sort_type             (NautilusFile                   *file,
									 gboolean                       *reversed);

int                     nautilus_file_compare_for_sort                  (NautilusFile                   *file_1,
									 NautilusFile                   *file_2,
									 NautilusFileSortType            sort_type,
									 gboolean			 directories_first,
									 gboolean		  	 reversed);
int                     nautilus_file_compare_for_sort_by_attribute     (NautilusFile                   *file_1,
									 NautilusFile                   *file_2,
									 const char                     *attribute,
									 gboolean                        directories_first,
									 gboolean                        reversed);
int                     nautilus_file_compare_for_sort_by_attribute_q   (NautilusFile                   *file_1,
									 NautilusFile                   *file_2,
									 GQuark                          attribute,
									 gboolean                        directories_first,
									 gboolean                        reversed);
gboolean                nautilus_file_is_date_sort_attribute_q          (GQuark                          attribute);

int                     nautilus_file_compare_location                  (NautilusFile                    *file_1,
                                                                         NautilusFile                    *file_2);

/* Compare display name of file with string for equality */
int                     nautilus_file_compare_display_name              (NautilusFile                   *file,
									 const char                     *string);

/* filtering functions for use by various directory views */
gboolean                nautilus_file_is_hidden_file                    (NautilusFile                   *file);
gboolean                nautilus_file_should_show                       (NautilusFile                   *file,
									 gboolean                        show_hidden);
GList                  *nautilus_file_list_filter_hidden                (GList                          *files,
									 gboolean                        show_hidden);


/* Get the URI that's used when activating the file.
 * Getting this can require reading the contents of the file.
 */
gboolean                nautilus_file_has_activation_uri                (NautilusFile                   *file);
char *                  nautilus_file_get_activation_uri                (NautilusFile                   *file);
GFile *                 nautilus_file_get_activation_location           (NautilusFile                   *file);
GIcon *                 nautilus_file_get_gicon                         (NautilusFile                   *file,
									 NautilusFileIconFlags           flags);
NautilusIconInfo *      nautilus_file_get_icon                          (NautilusFile                   *file,
									 int                             size,
									 int                             scale,
									 NautilusFileIconFlags           flags);
GdkPixbuf *             nautilus_file_get_icon_pixbuf                   (NautilusFile                   *file,
									 int                             size,
									 gboolean                        force_size,
									 int                             scale,
									 NautilusFileIconFlags           flags);

/* Whether the file should open inside a view */
gboolean                nautilus_file_opens_in_view                     (NautilusFile                   *file);
/* Thumbnailing handling */
gboolean                nautilus_file_is_thumbnailing                   (NautilusFile                   *file);

/* Convenience functions for dealing with a list of NautilusFile objects that each have a ref.
 * These are just convenient names for functions that work on lists of GtkObject *.
 */
GList *                 nautilus_file_list_ref                          (GList                          *file_list);
void                    nautilus_file_list_unref                        (GList                          *file_list);
void                    nautilus_file_list_free                         (GList                          *file_list);
GList *                 nautilus_file_list_copy                         (GList                          *file_list);
GList *			nautilus_file_list_sort_by_display_name		(GList				*file_list);
void                    nautilus_file_list_call_when_ready              (GList                          *file_list,
									 NautilusFileAttributes          attributes,
									 NautilusFileListHandle        **handle,
									 NautilusFileListCallback        callback,
									 gpointer                        callback_data);
void                    nautilus_file_list_cancel_call_when_ready       (NautilusFileListHandle         *handle);

GList *                 nautilus_file_list_filter                       (GList                          *files,
                                                                         GList                         **failed,
                                                                         NautilusFileFilterFunc          filter_function,
                                                                         gpointer                        user_data);
gboolean                nautilus_file_list_are_all_folders              (const GList                    *files);
/* DND */
gboolean                nautilus_drag_can_accept_item                   (NautilusFile                   *drop_target_item,
                                                                         const char                     *item_uri);

gboolean                nautilus_drag_can_accept_items                  (NautilusFile                   *drop_target_item,
                                                                         const GList                    *items);

gboolean                nautilus_drag_can_accept_info                   (NautilusFile                   *drop_target_item,
                                                                         NautilusIconDndTargetType       drag_type,
                                                                         const GList                    *items);

/* Debugging */
void                    nautilus_file_dump                              (NautilusFile                   *file);

typedef struct NautilusFileDetails NautilusFileDetails;

struct NautilusFile {
	GObject parent_slot;
	NautilusFileDetails *details;
};

/* This is actually a "protected" type, but it must be here so we can
 * compile the get_date function pointer declaration below.
 */
typedef enum {
	NAUTILUS_DATE_TYPE_MODIFIED,
	NAUTILUS_DATE_TYPE_ACCESSED,
	NAUTILUS_DATE_TYPE_TRASHED,
	NAUTILUS_DATE_TYPE_RECENCY
} NautilusDateType;

gboolean                nautilus_file_get_date                          (NautilusFile                   *file,
                                                                         NautilusDateType                date_type,
                                                                         time_t                         *date);

typedef struct {
	GObjectClass parent_slot;

	/* Subclasses can set this to something other than G_FILE_TYPE_UNKNOWN and
	   it will be used as the default file type. This is useful when creating
	   a "virtual" NautilusFile subclass that you can't actually get real
	   information about. For exaple NautilusDesktopDirectoryFile. */
	GFileType default_file_type; 
	
	/* Called when the file notices any change. */
	void                  (* changed)                (NautilusFile *file);

	/* Called periodically while directory deep count is being computed. */
	void                  (* updated_deep_count_in_progress) (NautilusFile *file);

	/* Virtual functions (mainly used for trash directory). */
	void                  (* monitor_add)            (NautilusFile           *file,
							  gconstpointer           client,
							  NautilusFileAttributes  attributes);
	void                  (* monitor_remove)         (NautilusFile           *file,
							  gconstpointer           client);
	void                  (* call_when_ready)        (NautilusFile           *file,
							  NautilusFileAttributes  attributes,
							  NautilusFileCallback    callback,
							  gpointer                callback_data);
	void                  (* cancel_call_when_ready) (NautilusFile           *file,
							  NautilusFileCallback    callback,
							  gpointer                callback_data);
	gboolean              (* check_if_ready)         (NautilusFile           *file,
							  NautilusFileAttributes  attributes);
	gboolean              (* get_item_count)         (NautilusFile           *file,
							  guint                  *count,
							  gboolean               *count_unreadable);
	NautilusRequestStatus (* get_deep_counts)        (NautilusFile           *file,
							  guint                  *directory_count,
							  guint                  *file_count,
							  guint                  *unreadable_directory_count,
							  goffset       *total_size);
	gboolean              (* get_date)               (NautilusFile           *file,
							  NautilusDateType        type,
							  time_t                 *date);
	char *                (* get_where_string)       (NautilusFile           *file);

	void                  (* set_metadata)           (NautilusFile           *file,
							  const char             *key,
							  const char             *value);
	void                  (* set_metadata_as_list)   (NautilusFile           *file,
							  const char             *key,
							  char                  **value);
	
	void                  (* mount)                  (NautilusFile                   *file,
							  GMountOperation                *mount_op,
							  GCancellable                   *cancellable,
							  NautilusFileOperationCallback   callback,
							  gpointer                        callback_data);
	void                 (* unmount)                 (NautilusFile                   *file,
							  GMountOperation                *mount_op,
							  GCancellable                   *cancellable,
							  NautilusFileOperationCallback   callback,
							  gpointer                        callback_data);
	void                 (* eject)                   (NautilusFile                   *file,
							  GMountOperation                *mount_op,
							  GCancellable                   *cancellable,
							  NautilusFileOperationCallback   callback,
							  gpointer                        callback_data);

	void                  (* start)                  (NautilusFile                   *file,
							  GMountOperation                *start_op,
							  GCancellable                   *cancellable,
							  NautilusFileOperationCallback   callback,
							  gpointer                        callback_data);
	void                 (* stop)                    (NautilusFile                   *file,
							  GMountOperation                *mount_op,
							  GCancellable                   *cancellable,
							  NautilusFileOperationCallback   callback,
							  gpointer                        callback_data);

	void                 (* poll_for_media)          (NautilusFile                   *file);
} NautilusFileClass;