qofinstance-p.h

/********************************************************************\
 * qofinstance-p.h -- private fields common to all object instances *
 *                                                                  *
 * 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, contact:                        *
 *                                                                  *
 * Free Software Foundation           Voice:  +1-617-542-5942       *
 * 51 Franklin Street, Fifth Floor    Fax:    +1-617-542-2652       *
 * Boston, MA  02110-1301,  USA       gnu@gnu.org                   *
 *                                                                  *
\********************************************************************/
/*
 * Object instance holds many common fields that most
 * gnucash objects use.
 *
 * Copyright (C) 2003 Linas Vepstas <linas@linas.org>
 * Copyright (c) 2007 David Hampton <hampton@employees.org>
 * Copyright 2017 Aaron Laws <dartme18@gmail.com>
 */
 
#ifndef QOF_INSTANCE_P_H
#define QOF_INSTANCE_P_H
 
#include "qofinstance.h"
 
#ifdef __cplusplus
#include "kvp-frame.hpp"
#include <string>
#include <optional>
extern "C"
{
#endif
 
void qof_instance_set_collection (gconstpointer ptr, QofCollection *col);
 
void qof_instance_set_slots (QofInstance *, KvpFrame *);
 
/*  Set the last_update time. Reserved for use by the SQL backend;
 *  used for comparing version in local memory to that in remote
 *  server.
 */
void qof_instance_set_last_update (QofInstance *inst, time64 time);
 
void qof_instance_set_dirty_flag (gconstpointer inst, gboolean flag);
 
void qof_instance_set_guid (gpointer inst, const GncGUID *guid);
 
void qof_instance_copy_guid (gpointer to, gconstpointer from);
 
//QofIdType qof_instance_get_e_type (const QofInstance *inst);
//void qof_instance_set_e_type (QofInstance *ent, QofIdType e_type);
 
/*@ dependent @*/
KvpFrame* qof_instance_get_slots (const QofInstance *);
void qof_instance_set_editlevel(gpointer inst, gint level);
void qof_instance_increase_editlevel (gpointer ptr);
void qof_instance_decrease_editlevel (gpointer ptr);
void qof_instance_reset_editlevel (gpointer ptr);
void qof_instance_set_destroying (gpointer ptr, gboolean value);
 
void qof_instance_set_dirty(QofInstance* inst);
 
/* reset the dirty flag */
void qof_instance_mark_clean (QofInstance *);
gint32 qof_instance_get_version (gconstpointer inst);
 
void qof_instance_set_version (gpointer inst, gint32 value);
void qof_instance_copy_version (gpointer to, gconstpointer from);
 
guint32 qof_instance_get_version_check (gconstpointer inst);
void qof_instance_set_version_check (gpointer inst, guint32 value);
void qof_instance_copy_version_check (gpointer to, gconstpointer from);
void qof_instance_set_idata(gpointer inst, guint32 idata);
/* Convenience functions to save some typing in property handlers */
gboolean qof_instance_has_kvp (QofInstance *inst);
 
void qof_instance_set_kvp (QofInstance *, GValue const * value, unsigned count, ...);
 
void qof_instance_get_kvp (QofInstance *, GValue * value, unsigned count, ...);
 
/* Functions to isolate the KVP mechanism inside QOF for cases where
GValue * operations won't work.
 */
void qof_instance_copy_kvp (QofInstance *to, const QofInstance *from);
void qof_instance_swap_kvp (QofInstance *a, QofInstance *b);
int qof_instance_compare_kvp (const QofInstance *a, const QofInstance *b);
char* qof_instance_kvp_as_string (const QofInstance *inst);
void qof_instance_kvp_add_guid (const QofInstance *inst, const char* path,
                                time64 time, const char* key,
                                const GncGUID *guid);
void qof_instance_kvp_remove_guid (const QofInstance *inst, const char *path,
                                   const char* key, const GncGUID *guid);
gboolean qof_instance_kvp_has_guid (const QofInstance *inst, const char *path,
                                    const char* key, const GncGUID *guid);
void qof_instance_kvp_merge_guids (const QofInstance *target,
                                   const QofInstance *donor, const char* path);
gboolean qof_instance_has_slot (const QofInstance *inst, const char *path);
void qof_instance_slot_delete (const QofInstance *, const char * path);
void qof_instance_slot_delete_if_empty (const QofInstance *, const char * path);
void qof_instance_foreach_slot (const QofInstance *inst, const char *head,
                                const char *category, void(*proc)(const char*,
                                const GValue*, void*), void* data);
#ifdef __cplusplus
} /* extern "C" */
 
void qof_instance_get_path_kvp (QofInstance *, GValue *, std::vector<std::string> const &);
 
void qof_instance_set_path_kvp (QofInstance *, GValue const *, std::vector<std::string> const &);
 
template <typename T> std::optional<T>
qof_instance_get_path_kvp (QofInstance*, const Path&);
 
template <typename T> void
qof_instance_set_path_kvp (QofInstance*, std::optional<T>, const Path&);
 
bool qof_instance_has_path_slot (QofInstance const *, std::vector<std::string> const &);
 
void qof_instance_slot_path_delete (QofInstance const *, std::vector<std::string> const &);
 
void qof_instance_slot_path_delete_if_empty (QofInstance const *, std::vector<std::string> const &);
 
std::vector <std::pair <std::string, KvpValue*>>
qof_instance_get_slots_prefix (QofInstance const *, std::string const & prefix);
 
template<typename func_type, typename data_type>
void qof_instance_foreach_slot_prefix(QofInstance const * inst, std::string const & path_prefix,
        func_type const & func, data_type & data)
{
    inst->kvp_data->for_each_slot_prefix(path_prefix, func, data);
}
 
#endif
 
#endif /* QOF_INSTANCE_P_H */