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nautilus/libnautilus-private/nautilus-file.h
Alexander Larsson 7632a3e138 Check for trusted desktop file launchers. 
2009-02-24  Alexander Larsson  <alexl@redhat.com>

        * libnautilus-private/nautilus-directory-async.c:
	Check for trusted desktop file launchers.

        * libnautilus-private/nautilus-file-private.h:
        * libnautilus-private/nautilus-file.c:
        * libnautilus-private/nautilus-file.h:
        Add nautilus_file_is_trusted_link.
	Allow unsetting of custom display name.

        * libnautilus-private/nautilus-mime-actions.c:
	Display dialog when trying to launch a non-trusted desktop file.



svn path=/trunk/; revision=15003
2009-02-24 11:21:10 +00:00

518 lines
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/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*-
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, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
Author: Darin Adler <darin@bentspoon.com>
*/
#ifndef NAUTILUS_FILE_H
#define NAUTILUS_FILE_H
#include <gtk/gtk.h>
#include <gio/gio.h>
#include <libnautilus-private/nautilus-file-attributes.h>
#include <libnautilus-private/nautilus-icon-info.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) \
(GTK_CHECK_CAST ((obj), NAUTILUS_TYPE_FILE, NautilusFile))
#define NAUTILUS_FILE_CLASS(klass) \
(GTK_CHECK_CLASS_CAST ((klass), NAUTILUS_TYPE_FILE, NautilusFileClass))
#define NAUTILUS_IS_FILE(obj) \
(GTK_CHECK_TYPE ((obj), NAUTILUS_TYPE_FILE))
#define NAUTILUS_IS_FILE_CLASS(klass) \
(GTK_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 {
NAUTILUS_FILE_SORT_NONE,
NAUTILUS_FILE_SORT_BY_DISPLAY_NAME,
NAUTILUS_FILE_SORT_BY_DIRECTORY,
NAUTILUS_FILE_SORT_BY_SIZE,
NAUTILUS_FILE_SORT_BY_TYPE,
NAUTILUS_FILE_SORT_BY_MTIME,
NAUTILUS_FILE_SORT_BY_ATIME,
NAUTILUS_FILE_SORT_BY_EMBLEMS
} 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_EMBEDDING_TEXT = (1<<2),
NAUTILUS_FILE_ICON_FLAGS_FOR_DRAG_ACCEPT = (1<<3),
NAUTILUS_FILE_ICON_FLAGS_FOR_OPEN_FOLDER = (1<<4),
/* whether the thumbnail size must match the display icon size */
NAUTILUS_FILE_ICON_FLAGS_FORCE_THUMBNAIL_SIZE = (1<<5)
} NautilusFileIconFlags;
/* Emblems sometimes displayed for NautilusFiles. Do not localize. */
#define NAUTILUS_FILE_EMBLEM_NAME_SYMBOLIC_LINK "symbolic-link"
#define NAUTILUS_FILE_EMBLEM_NAME_CANT_READ "noread"
#define NAUTILUS_FILE_EMBLEM_NAME_CANT_WRITE "nowrite"
#define NAUTILUS_FILE_EMBLEM_NAME_TRASH "trash"
#define NAUTILUS_FILE_EMBLEM_NAME_NOTE "note"
#define NAUTILUS_FILE_EMBLEM_NAME_DESKTOP "desktop"
#define NAUTILUS_FILE_EMBLEM_NAME_SHARED "shared"
typedef void (*NautilusFileCallback) (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);
typedef int (*NautilusWidthMeasureCallback) (const char *string,
void *context);
typedef char * (*NautilusTruncateCallback) (const char *string,
int width,
void *context);
#define NAUTILUS_FILE_ATTRIBUTES_FOR_ICON (NAUTILUS_FILE_ATTRIBUTE_INFO | NAUTILUS_FILE_ATTRIBUTE_LINK_INFO |NAUTILUS_FILE_ATTRIBUTE_METADATA | 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 gtk_object_ref and gtk_object_unref that provide two conveniences:
* 1) You don't have to cast to GtkObject *, so 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);
/* 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);
gboolean nautilus_file_can_get_size (NautilusFile *file);
goffset nautilus_file_get_size (NautilusFile *file);
time_t nautilus_file_get_mtime (NautilusFile *file);
GFileType nautilus_file_get_file_type (NautilusFile *file);
char * nautilus_file_get_mime_type (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);
gboolean nautilus_file_is_mountpoint (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_nautilus_link (NautilusFile *file);
gboolean nautilus_file_is_executable (NautilusFile *file);
gboolean nautilus_file_is_directory (NautilusFile *file);
gboolean nautilus_file_is_archive (NautilusFile *file);
gboolean nautilus_file_is_in_trash (NautilusFile *file);
gboolean nautilus_file_is_in_desktop (NautilusFile *file);
gboolean nautilus_file_is_home (NautilusFile *file);
gboolean nautilus_file_is_desktop_directory (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);
gboolean nautilus_file_should_show_type (NautilusFile *file);
GList * nautilus_file_get_keywords (NautilusFile *file);
void nautilus_file_set_keywords (NautilusFile *file,
GList *keywords);
GList * nautilus_file_get_emblem_icons (NautilusFile *file,
char **exclude);
GList * nautilus_file_get_emblem_pixbufs (NautilusFile *file,
int size,
gboolean force_size,
char **exclude);
char * nautilus_file_get_top_left_text (NautilusFile *file);
char * nautilus_file_peek_top_left_text (NautilusFile *file,
gboolean need_large_text,
gboolean *got_top_left_text);
gboolean nautilus_file_get_directory_item_mime_types (NautilusFile *file,
GList **mime_list);
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);
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);
void nautilus_file_mount (NautilusFile *file,
GMountOperation *mount_op,
GCancellable *cancellable,
NautilusFileOperationCallback callback,
gpointer callback_data);
void nautilus_file_unmount (NautilusFile *file);
void nautilus_file_eject (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_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);
/* 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 *list_key,
const char *list_subkey);
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 *list_key,
const char *list_subkey,
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);
char * nautilus_file_fit_modified_date_as_string (NautilusFile *file,
int width,
NautilusWidthMeasureCallback measure_callback,
NautilusTruncateCallback truncate_callback,
void *measure_truncate_context);
/* 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);
/* Comparing two file objects for sorting */
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_display_name (NautilusFile *file_1,
const char *pattern);
/* filtering functions for use by various directory views */
gboolean nautilus_file_is_hidden_file (NautilusFile *file);
gboolean nautilus_file_is_backup_file (NautilusFile *file);
gboolean nautilus_file_should_show (NautilusFile *file,
gboolean show_hidden,
gboolean show_backup,
gboolean show_foreign);
GList *nautilus_file_list_filter_hidden_and_backup (GList *files,
gboolean show_hidden,
gboolean show_backup);
/* Get the URI that's used when activating the file.
* Getting this can require reading the contents of the file.
*/
gboolean nautilus_file_is_launcher (NautilusFile *file);
gboolean nautilus_file_is_foreign_link (NautilusFile *file);
gboolean nautilus_file_is_trusted_link (NautilusFile *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);
char * nautilus_file_get_drop_target_uri (NautilusFile *file);
/* Get custom icon (if specified by metadata or link contents) */
char * nautilus_file_get_custom_icon (NautilusFile *file);
GIcon * nautilus_file_get_gicon (NautilusFile *file,
NautilusFileIconFlags flags);
NautilusIconInfo * nautilus_file_get_icon (NautilusFile *file,
int size,
NautilusFileIconFlags flags);
GdkPixbuf * nautilus_file_get_icon_pixbuf (NautilusFile *file,
int size,
gboolean force_size,
NautilusFileIconFlags flags);
gboolean nautilus_file_has_open_window (NautilusFile *file);
void nautilus_file_set_has_open_window (NautilusFile *file,
gboolean has_open_window);
/* 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);
/* 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_CHANGED,
NAUTILUS_DATE_TYPE_ACCESSED,
NAUTILUS_DATE_TYPE_PERMISSIONS_CHANGED
} NautilusDateType;
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 (* mount) (NautilusFile *file,
GMountOperation *mount_op,
GCancellable *cancellable,
NautilusFileOperationCallback callback,
gpointer callback_data);
void (* unmount) (NautilusFile *file);
void (* eject) (NautilusFile *file);
} NautilusFileClass;
#endif /* NAUTILUS_FILE_H */
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