tornavis/source/blender/blenkernel/BKE_library_remap.h

87 lines
3.8 KiB
C

/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* ***** END GPL LICENSE BLOCK *****
*/
#ifndef __BKE_LIBRARY_REMAP_H__
#define __BKE_LIBRARY_REMAP_H__
/** \file BKE_library_remap.h
* \ingroup bke
*/
#ifdef __cplusplus
extern "C" {
#endif
#include "BLI_compiler_attrs.h"
/* BKE_libblock_free, delete are declared in BKE_library.h for convenience. */
/* Also IDRemap->flag. */
enum {
/* Do not remap indirect usages of IDs (that is, when user is some linked data). */
ID_REMAP_SKIP_INDIRECT_USAGE = 1 << 0,
/* This flag should always be set, *except for 'unlink' scenarios* (only relevant when new_id == NULL).
* Basically, when unset, NEVER_NULL ID usages will keep pointing to old_id, but (if needed) old_id user count
* will still be decremented. This is mandatory for 'delete ID' case, but in all other situation this would lead
* to invalid user counts! */
ID_REMAP_SKIP_NEVER_NULL_USAGE = 1 << 1,
/* This tells the callback func to flag with LIB_DOIT all IDs using target one with a 'never NULL' pointer
* (like e.g. Object->data). */
ID_REMAP_FLAG_NEVER_NULL_USAGE = 1 << 2,
/* This tells the callback func to force setting IDs using target one with a 'never NULL' pointer to NULL.
* WARNING! Use with extreme care, this will leave database in broken state and can cause crashes very easily! */
ID_REMAP_FORCE_NEVER_NULL_USAGE = 1 << 3,
/* Do not consider proxy/_group pointers of local objects as indirect usages...
* Our oh-so-beloved proxies again... Do not consider data used by local proxy object as indirect usage.
* This is needed e.g. in reload scenario, since we have to ensure remapping of Armature data of local proxy
* is also performed. Usual nightmare... */
ID_REMAP_NO_INDIRECT_PROXY_DATA_USAGE = 1 << 4,
};
/* Note: Requiring new_id to be non-null, this *may* not be the case ultimately, but makes things simpler for now. */
void BKE_libblock_remap_locked(
struct Main *bmain, void *old_idv, void *new_idv,
const short remap_flags) ATTR_NONNULL(1, 2);
void BKE_libblock_remap(
struct Main *bmain, void *old_idv, void *new_idv,
const short remap_flags) ATTR_NONNULL(1, 2);
void BKE_libblock_unlink(
struct Main *bmain, void *idv,
const bool do_flag_never_null, const bool do_skip_indirect) ATTR_NONNULL();
void BKE_libblock_relink_ex(
struct Main *bmain, void *idv, void *old_idv, void *new_idv,
const bool us_min_never_null) ATTR_NONNULL(1, 2);
void BKE_libblock_relink_to_newid(struct ID *id) ATTR_NONNULL();
typedef void (*BKE_library_free_window_manager_cb)(struct bContext *, struct wmWindowManager *);
typedef void (*BKE_library_free_notifier_reference_cb)(const void *);
typedef void (*BKE_library_remap_editor_id_reference_cb)(struct ID *, struct ID *);
void BKE_library_callback_free_window_manager_set(BKE_library_free_window_manager_cb func);
void BKE_library_callback_free_notifier_reference_set(BKE_library_free_notifier_reference_cb func);
void BKE_library_callback_remap_editor_id_reference_set(BKE_library_remap_editor_id_reference_cb func);
#ifdef __cplusplus
}
#endif
#endif /* __BKE_LIBRARY_REMAP_H__ */