Logo Search packages:      
Sourcecode: nautilus version File versions

nautilus-directory-private.h

/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*-

   nautilus-directory-private.h: Nautilus 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., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.
  
   Author: Darin Adler <darin@bentspoon.com>
*/

#include <gio/gio.h>
#include <eel/eel-vfs-extensions.h>
#include <libnautilus-private/nautilus-directory.h>
#include <libnautilus-private/nautilus-file-queue.h>
#include <libnautilus-private/nautilus-file.h>
#include <libnautilus-private/nautilus-metafile.h>
#include <libnautilus-private/nautilus-monitor.h>
#include <libnautilus-private/nautilus-idle-queue.h>
#include <libnautilus-extension/nautilus-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_METAFILE,
      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 NautilusDirectoryDetails
{
      /* The location. */
      GFile *location;

      /* The file objects. */
      NautilusFile *as_file;
      GList *file_list;
      GHashTable *file_hash;

      /* Queues of files needing some I/O done. */
      NautilusFileQueue *high_priority_queue;
      NautilusFileQueue *low_priority_queue;
      NautilusFileQueue *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;

      NautilusMonitor *monitor;
      gulong             mime_db_monitor;

      NautilusIdleQueue *idle_queue;
      gboolean metafile_monitored;
      NautilusMetafile *metafile;

      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 GnomeVFSFileInfo'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;

      NautilusFile *deep_count_file;
      DeepCountState *deep_count_in_progress;

      MimeListState *mime_list_in_progress;

      NautilusFile *get_info_file;
      GetInfoState *get_info_in_progress;

      NautilusFile *extension_info_file;
      NautilusInfoProvider *extension_info_provider;
      NautilusOperationHandle *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 * */

      GHashTable *hidden_file_hash;

      guint64 free_space; /* (guint)-1 for unknown */
      time_t free_space_read; /* The time free_space was updated, or 0 for never */
};

NautilusDirectory *nautilus_directory_get_existing                    (GFile                     *location);

/* async. interface */
void               nautilus_directory_async_state_changed             (NautilusDirectory         *directory);
void               nautilus_directory_call_when_ready_internal        (NautilusDirectory         *directory,
                                                       NautilusFile              *file,
                                                       NautilusFileAttributes     file_attributes,
                                                       gboolean                   wait_for_file_list,
                                                       NautilusDirectoryCallback  directory_callback,
                                                       NautilusFileCallback       file_callback,
                                                       gpointer                   callback_data);
gboolean           nautilus_directory_check_if_ready_internal         (NautilusDirectory         *directory,
                                                       NautilusFile              *file,
                                                       NautilusFileAttributes     file_attributes);
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,
                                                       gboolean                   monitor_hidden_files,
                                                       gboolean                   monitor_backup_files,
                                                       NautilusFileAttributes     attributes,
                                                       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);
NautilusFile *     nautilus_directory_get_existing_corresponding_file (NautilusDirectory         *directory);
void               nautilus_directory_invalidate_count_and_mime_list  (NautilusDirectory         *directory);
gboolean           nautilus_directory_is_file_list_monitored          (NautilusDirectory         *directory);
gboolean           nautilus_directory_is_anyone_monitoring_file_list  (NautilusDirectory         *directory);
gboolean           nautilus_directory_has_active_request_for_file     (NautilusDirectory         *directory,
                                                       NautilusFile              *file);
void               nautilus_directory_remove_file_monitor_link        (NautilusDirectory         *directory,
                                                       GList                     *link);
void               nautilus_directory_schedule_dequeue_pending        (NautilusDirectory         *directory);
void               nautilus_directory_stop_monitoring_file_list       (NautilusDirectory         *directory);
void               nautilus_directory_cancel                          (NautilusDirectory         *directory);
void               nautilus_async_destroying_file                     (NautilusFile              *file);
void               nautilus_directory_force_reload_internal           (NautilusDirectory         *directory,
                                                       NautilusFileAttributes     file_attributes);
void               nautilus_directory_cancel_loading_file_attributes  (NautilusDirectory         *directory,
                                                       NautilusFile              *file,
                                                       NautilusFileAttributes     file_attributes);

/* Calls shared between directory, file, and async. code. */
void               nautilus_directory_emit_files_added                (NautilusDirectory         *directory,
                                                       GList                     *added_files);
void               nautilus_directory_emit_files_changed              (NautilusDirectory         *directory,
                                                       GList                     *changed_files);
void               nautilus_directory_emit_change_signals             (NautilusDirectory         *directory,
                                                       GList                     *changed_files);
void               emit_change_signals_for_all_files              (NautilusDirectory       *directory);
void               emit_change_signals_for_all_files_in_all_directories (void);
void               nautilus_directory_emit_done_loading               (NautilusDirectory         *directory);
void               nautilus_directory_emit_load_error                 (NautilusDirectory         *directory,
                                                       GError                    *error);
NautilusDirectory *nautilus_directory_get_internal                    (GFile                     *location,
                                                       gboolean                   create);
char *             nautilus_directory_get_name_for_self_as_new_file   (NautilusDirectory         *directory);
Request            nautilus_directory_set_up_request                  (NautilusFileAttributes     file_attributes);

/* Interface to the file list. */
NautilusFile *     nautilus_directory_find_file_by_name               (NautilusDirectory         *directory,
                                                       const char                *filename);
NautilusFile *     nautilus_directory_find_file_by_internal_filename  (NautilusDirectory         *directory,
                                                       const char                *internal_filename);

void               nautilus_directory_add_file                        (NautilusDirectory         *directory,
                                                       NautilusFile              *file);
void               nautilus_directory_remove_file                     (NautilusDirectory         *directory,
                                                       NautilusFile              *file);
FileMonitors *     nautilus_directory_remove_file_monitors            (NautilusDirectory         *directory,
                                                       NautilusFile              *file);
void               nautilus_directory_add_file_monitors               (NautilusDirectory         *directory,
                                                       NautilusFile              *file,
                                                       FileMonitors              *monitors);
void               nautilus_directory_add_file                        (NautilusDirectory         *directory,
                                                       NautilusFile              *file);
GList *            nautilus_directory_begin_file_name_change          (NautilusDirectory         *directory,
                                                       NautilusFile              *file);
void               nautilus_directory_end_file_name_change            (NautilusDirectory         *directory,
                                                       NautilusFile              *file,
                                                       GList                     *node);
void               nautilus_directory_moved                           (const char                *from_uri,
                                                       const char                *to_uri);
/* Interface to the work queue. */

void               nautilus_directory_add_file_to_work_queue          (NautilusDirectory *directory,
                                                       NautilusFile *file);
void               nautilus_directory_remove_file_from_work_queue     (NautilusDirectory *directory,
                                                       NautilusFile *file);

/* KDE compatibility hacks */

void               nautilus_set_kde_trash_name                        (const char *trash_dir);

/* debugging functions */
int                nautilus_directory_number_outstanding              (void);

Generated by  Doxygen 1.6.0   Back to index