149 lines
5.9 KiB
C
149 lines
5.9 KiB
C
/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* pikadata.h
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* Copyright (C) 2001 Michael Natterer <mitch@gimp.org>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef __PIKA_DATA_H__
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#define __PIKA_DATA_H__
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#include "pikaresource.h"
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typedef enum
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{
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PIKA_DATA_ERROR_OPEN, /* opening data file failed */
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PIKA_DATA_ERROR_READ, /* reading data file failed */
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PIKA_DATA_ERROR_WRITE, /* writing data file failed */
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PIKA_DATA_ERROR_DELETE /* deleting data file failed */
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} PikaDataError;
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#define PIKA_TYPE_DATA (pika_data_get_type ())
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#define PIKA_DATA(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PIKA_TYPE_DATA, PikaData))
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#define PIKA_DATA_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PIKA_TYPE_DATA, PikaDataClass))
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#define PIKA_IS_DATA(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PIKA_TYPE_DATA))
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#define PIKA_IS_DATA_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PIKA_TYPE_DATA))
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#define PIKA_DATA_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PIKA_TYPE_DATA, PikaDataClass))
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typedef struct _PikaDataPrivate PikaDataPrivate;
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typedef struct _PikaDataClass PikaDataClass;
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struct _PikaData
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{
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PikaResource parent_instance;
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PikaDataPrivate *priv;
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};
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struct _PikaDataClass
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{
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PikaResourceClass parent_class;
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/* signals */
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void (* dirty) (PikaData *data);
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/* virtual functions */
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gboolean (* save) (PikaData *data,
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GOutputStream *output,
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GError **error);
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const gchar * (* get_extension) (PikaData *data);
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void (* copy) (PikaData *data,
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PikaData *src_data);
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PikaData * (* duplicate) (PikaData *data);
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gint (* compare) (PikaData *data1,
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PikaData *data2);
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};
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GType pika_data_get_type (void) G_GNUC_CONST;
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gint pika_data_get_id (PikaData *data);
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PikaData * pika_data_get_by_id (gint id);
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gboolean pika_data_save (PikaData *data,
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GError **error);
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void pika_data_dirty (PikaData *data);
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void pika_data_clean (PikaData *data);
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gboolean pika_data_is_dirty (PikaData *data);
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void pika_data_freeze (PikaData *data);
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void pika_data_thaw (PikaData *data);
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gboolean pika_data_is_frozen (PikaData *data);
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gboolean pika_data_delete_from_disk (PikaData *data,
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GError **error);
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const gchar * pika_data_get_extension (PikaData *data);
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void pika_data_set_file (PikaData *data,
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GFile *file,
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gboolean writable,
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gboolean deletable);
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GFile * pika_data_get_file (PikaData *data);
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void pika_data_create_filename (PikaData *data,
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GFile *dest_dir);
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void pika_data_set_folder_tags (PikaData *data,
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GFile *top_directory);
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const gchar * pika_data_get_mime_type (PikaData *data);
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gboolean pika_data_is_writable (PikaData *data);
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gboolean pika_data_is_deletable (PikaData *data);
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void pika_data_set_mtime (PikaData *data,
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gint64 mtime);
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gint64 pika_data_get_mtime (PikaData *data);
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gboolean pika_data_is_copyable (PikaData *data);
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void pika_data_copy (PikaData *data,
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PikaData *src_data);
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gboolean pika_data_is_duplicatable (PikaData *data);
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PikaData * pika_data_duplicate (PikaData *data);
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void pika_data_make_internal (PikaData *data,
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const gchar *collection);
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gboolean pika_data_is_internal (PikaData *data);
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gint pika_data_compare (PikaData *data1,
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PikaData *data2);
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gboolean pika_data_identify (PikaData *data,
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const gchar *name,
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const gchar *collection_id,
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gboolean is_internal);
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void pika_data_get_identifiers (PikaData *data,
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gchar **name,
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gchar **collection_id,
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gboolean *is_internal);
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#define PIKA_DATA_ERROR (pika_data_error_quark ())
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GQuark pika_data_error_quark (void) G_GNUC_CONST;
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#endif /* __PIKA_DATA_H__ */
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