autoar_extractor_class_init (AutoarExtractorClass *klass)
{
  GObjectClass *object_class;
  GType type;

  object_class = G_OBJECT_CLASS (klass);
  type = G_TYPE_FROM_CLASS (klass);

  object_class->get_property = autoar_extractor_get_property;
  object_class->set_property = autoar_extractor_set_property;
  object_class->dispose = autoar_extractor_dispose;
  object_class->finalize = autoar_extractor_finalize;

  g_object_class_install_property (object_class, PROP_SOURCE_FILE,
                                   g_param_spec_object ("source-file",
                                                        "Source archive GFile",
                                                        "The archive GFile to be extracted",
                                                        G_TYPE_FILE,
                                                        G_PARAM_READWRITE |
                                                        G_PARAM_CONSTRUCT_ONLY |
                                                        G_PARAM_STATIC_STRINGS));

  g_object_class_install_property (object_class, PROP_OUTPUT_FILE,
                                   g_param_spec_object ("output-file",
                                                        "Output directory GFile",
                                                        "Output directory GFile of extracted archives",
                                                        G_TYPE_FILE,
                                                        G_PARAM_READWRITE |
                                                        G_PARAM_CONSTRUCT_ONLY |
                                                        G_PARAM_STATIC_STRINGS));

  g_object_class_install_property (object_class, PROP_TOTAL_SIZE,
                                   g_param_spec_uint64 ("total-size",
                                                        "Total files size",
                                                        "Total size of the extracted files",
                                                        0, G_MAXUINT64, 0,
                                                        G_PARAM_READABLE |
                                                        G_PARAM_STATIC_STRINGS));

  g_object_class_install_property (object_class, PROP_COMPLETED_SIZE,
                                   g_param_spec_uint64 ("completed-size",
                                                        "Written file size",
                                                        "Bytes written to disk",
                                                        0, G_MAXUINT64, 0,
                                                        G_PARAM_READABLE |
                                                        G_PARAM_STATIC_STRINGS));

  g_object_class_install_property (object_class, PROP_TOTAL_FILES,
                                   g_param_spec_uint ("total-files",
                                                      "Total files",
                                                      "Number of files in the archive",
                                                      0, G_MAXUINT32, 0,
                                                      G_PARAM_READABLE |
                                                      G_PARAM_STATIC_STRINGS));

  g_object_class_install_property (object_class, PROP_COMPLETED_FILES,
                                   g_param_spec_uint ("completed-files",
                                                      "Written files",
                                                      "Number of files has been written",
                                                      0, G_MAXUINT32, 0,
                                                      G_PARAM_READABLE |
                                                      G_PARAM_STATIC_STRINGS));

  g_object_class_install_property (object_class, PROP_OUTPUT_IS_DEST,
                                   g_param_spec_boolean ("output-is-dest",
                                                         "Output is destination",
                                                         "Whether output direcotry is used as destination",
                                                         FALSE,
                                                         G_PARAM_READWRITE |
                                                         G_PARAM_CONSTRUCT |
                                                         G_PARAM_STATIC_STRINGS));

  g_object_class_install_property (object_class, PROP_DELETE_AFTER_EXTRACTION,
                                   g_param_spec_boolean ("delete-after-extraction",
                                                         "Delete after extraction",
                                                         "Whether the source archive is deleted after "
                                                         "a successful extraction",
                                                         FALSE,
                                                         G_PARAM_READWRITE |
                                                         G_PARAM_CONSTRUCT |
                                                         G_PARAM_STATIC_STRINGS));

  g_object_class_install_property (object_class, PROP_NOTIFY_INTERVAL,
                                   g_param_spec_int64 ("notify-interval",
                                                       "Notify interval",
                                                       "Minimal time interval between progress signal",
                                                       0, G_MAXINT64, 100000,
                                                       G_PARAM_READWRITE |
                                                       G_PARAM_CONSTRUCT |
                                                       G_PARAM_STATIC_STRINGS));

/**
 * AutoarExtractor::scanned:
 * @self: the #AutoarExtractor
 * @files: the number of files will be extracted from the source archive
 *
 * This signal is emitted when #AutoarExtractor finish scanning filename entries
 * in the source archive.
 **/
  autoar_extractor_signals[SCANNED] =
    g_signal_new ("scanned",
                  type,
                  G_SIGNAL_RUN_LAST,
                  0, NULL, NULL,
                  g_cclosure_marshal_VOID__UINT,
                  G_TYPE_NONE,
                  1,
                  G_TYPE_UINT);

/**
 * AutoarExtractor::decide-destination:
 * @self: the #AutoarExtractor
 * @destination: the location where files will be extracted
 * @files: the list of files to be extracted. All have @destination as their
           common prefix
 *
 * Returns: (transfer full): a new destination that will overwrite the previous
 *                           one, or %NULL if this is not wanted
 *
 * This signal is emitted when the path of the destination is determined. It is
 * useful for solving name conflicts or for setting a new destination, based on
 * the contents of the archive.
 **/
  autoar_extractor_signals[DECIDE_DESTINATION] =
    g_signal_new ("decide-destination",
                  type,
                  G_SIGNAL_RUN_LAST,
                  0, NULL, NULL,
                  g_cclosure_marshal_generic,
                  G_TYPE_OBJECT,
                  2,
                  G_TYPE_FILE,
                  G_TYPE_POINTER);

/**
 * AutoarExtractor::progress:
 * @self: the #AutoarExtractor
 * @completed_size: bytes has been written to disk
 * @completed_files: number of files have been written to disk
 *
 * This signal is used to report progress of creating archives.
 **/
  autoar_extractor_signals[PROGRESS] =
    g_signal_new ("progress",
                  type,
                  G_SIGNAL_RUN_LAST,
                  0, NULL, NULL,
                  g_cclosure_marshal_generic,
                  G_TYPE_NONE,
                  2,
                  G_TYPE_UINT64,
                  G_TYPE_UINT);

/**
 * AutoarExtractor::conflict:
 * @self: the #AutoarExtractor
 * @file: the file that caused a conflict
 * @new_file: an address to store the new destination for a conflict file
 *
 * Returns: the action to be performed by #AutoarExtractor
 *
 * This signal is used to report and offer the possibility to solve name
 * conflicts when extracting files.
 **/
  autoar_extractor_signals[CONFLICT] =
    g_signal_new ("conflict",
                  type,
                  G_SIGNAL_RUN_LAST,
                  0, NULL, NULL,
                  g_cclosure_marshal_generic,
                  G_TYPE_UINT,
                  2,
                  G_TYPE_FILE,
                  G_TYPE_POINTER);

/**
 * AutoarExtractor::cancelled:
 * @self: the #AutoarExtractor
 *
 * This signal is emitted after archive extracting job is cancelled by the
 * #GCancellable.
 **/
  autoar_extractor_signals[CANCELLED] =
    g_signal_new ("cancelled",
                  type,
                  G_SIGNAL_RUN_LAST,
                  0, NULL, NULL,
                  g_cclosure_marshal_VOID__VOID,
                  G_TYPE_NONE,
                  0);

/**
 * AutoarExtractor::completed:
 * @self: the #AutoarExtractor
 *
 * This signal is emitted after the archive extracting job is successfully
 * completed.
 **/
  autoar_extractor_signals[COMPLETED] =
    g_signal_new ("completed",
                  type,
                  G_SIGNAL_RUN_LAST,
                  0, NULL, NULL,
                  g_cclosure_marshal_VOID__VOID,
                  G_TYPE_NONE,
                  0);

/**
 * AutoarExtractor::error:
 * @self: the #AutoarExtractor
 * @error: the #GError
 *
 * This signal is emitted when error occurs and all jobs should be terminated.
 * Possible error domains are %AUTOAR_EXTRACTOR_ERROR, %G_IO_ERROR, and
 * %AUTOAR_LIBARCHIVE_ERROR, which represent error occurs in #AutoarExtractor,
 * GIO, and libarchive, respectively. The #GError is owned by #AutoarExtractor
 * and should not be freed.
 **/
  autoar_extractor_signals[AR_ERROR] =
    g_signal_new ("error",
                  type,
                  G_SIGNAL_RUN_LAST,
                  0, NULL, NULL,
                  g_cclosure_marshal_generic,
                  G_TYPE_NONE,
                  1,
                  G_TYPE_ERROR);
}