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/* GIMP - The GNU Image Manipulation Program
 * Copyright (C) 1995 Spencer Kimball and Peter Mattis
 *
 * gimpdata.h
 * Copyright (C) 2001 Michael Natterer <mitch@gimp.org>
 *
 * 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 3 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 <https://www.gnu.org/licenses/>.
 */

#ifndef __GIMP_DATA_H__
#define __GIMP_DATA_H__


#include "gimpviewable.h"


typedef enum
{
  GIMP_DATA_ERROR_OPEN,   /*  opening data file failed   */
  GIMP_DATA_ERROR_READ,   /*  reading data file failed   */
  GIMP_DATA_ERROR_WRITE,  /*  writing data file failed   */
  GIMP_DATA_ERROR_DELETE  /*  deleting data file failed  */
} GimpDataError;


#define GIMP_TYPE_DATA            (gimp_data_get_type ())
#define GIMP_DATA(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_DATA, GimpData))
#define GIMP_DATA_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_DATA, GimpDataClass))
#define GIMP_IS_DATA(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_DATA))
#define GIMP_IS_DATA_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_DATA))
#define GIMP_DATA_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_DATA, GimpDataClass))


typedef struct _GimpDataPrivate GimpDataPrivate;
typedef struct _GimpDataClass   GimpDataClass;

struct _GimpData
{
  GimpViewable     parent_instance;

  GimpDataPrivate *priv;
};

struct _GimpDataClass
{
  GimpViewableClass  parent_class;

  /*  signals  */
  void          (* dirty)         (GimpData  *data);

  /*  virtual functions  */
  gboolean      (* save)          (GimpData       *data,
                                   GOutputStream  *output,
                                   GError        **error);
  const gchar * (* get_extension) (GimpData       *data);
  void          (* copy)          (GimpData       *data,
                                   GimpData       *src_data);
  GimpData    * (* duplicate)     (GimpData       *data);
  gint          (* compare)       (GimpData       *data1,
                                   GimpData       *data2);
};


GType         gimp_data_get_type         (void) G_GNUC_CONST;

gboolean      gimp_data_save             (GimpData     *data,
                                          GError      **error);

void          gimp_data_dirty            (GimpData     *data);
void          gimp_data_clean            (GimpData     *data);
gboolean      gimp_data_is_dirty         (GimpData     *data);

void          gimp_data_freeze           (GimpData     *data);
void          gimp_data_thaw             (GimpData     *data);
gboolean      gimp_data_is_frozen        (GimpData     *data);

gboolean      gimp_data_delete_from_disk (GimpData     *data,
                                          GError      **error);

const gchar * gimp_data_get_extension    (GimpData     *data);

void          gimp_data_set_file         (GimpData     *data,
                                          GFile        *file,
                                          gboolean      writable,
                                          gboolean      deletable);
GFile       * gimp_data_get_file         (GimpData     *data);

void          gimp_data_create_filename  (GimpData     *data,
                                          GFile        *dest_dir);

void          gimp_data_set_folder_tags  (GimpData     *data,
                                          GFile        *top_directory);

const gchar * gimp_data_get_mime_type    (GimpData     *data);

gboolean      gimp_data_is_writable      (GimpData     *data);
gboolean      gimp_data_is_deletable     (GimpData     *data);

void          gimp_data_set_mtime        (GimpData     *data,
                                          gint64        mtime);
gint64        gimp_data_get_mtime        (GimpData     *data);

gboolean      gimp_data_is_copyable      (GimpData     *data);
void          gimp_data_copy             (GimpData     *data,
                                          GimpData     *src_data);

gboolean      gimp_data_is_duplicatable  (GimpData     *data);
GimpData    * gimp_data_duplicate        (GimpData     *data);

void          gimp_data_make_internal    (GimpData     *data,
                                          const gchar  *identifier);
gboolean      gimp_data_is_internal      (GimpData     *data);

gint          gimp_data_compare          (GimpData     *data1,
                                          GimpData     *data2);

#define GIMP_DATA_ERROR (gimp_data_error_quark ())

GQuark        gimp_data_error_quark      (void) G_GNUC_CONST;


#endif /* __GIMP_DATA_H__ */