glib2.0/gobject/gtype-private.h

117 lines
4.4 KiB
C

/* GObject - GLib Type, Object, Parameter and Signal Library
* Copyright (C) 1998-1999, 2000-2001 Tim Janik and Red Hat, Inc.
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General
* Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __G_TYPE_PRIVATE_H__
#define __G_TYPE_PRIVATE_H__
#if !defined (__GLIB_GOBJECT_H_INSIDE__) && !defined (GOBJECT_COMPILATION)
#error "Only <glib-object.h> can be included directly."
#endif
#include "gboxed.h"
#include "gclosure.h"
#include "gobject.h"
/*< private >
* GOBJECT_IF_DEBUG:
* @debug_type: Currently only OBJECTS and SIGNALS are supported.
* @code_block: Custom debug code.
*
* A convenience macro for debugging GObject.
* This macro is only used internally.
*/
#ifdef G_ENABLE_DEBUG
#define GOBJECT_IF_DEBUG(debug_type, code_block) \
G_STMT_START { \
if (_g_type_debug_flags & G_TYPE_DEBUG_ ## debug_type) \
{ code_block; } \
} G_STMT_END
#else /* !G_ENABLE_DEBUG */
#define GOBJECT_IF_DEBUG(debug_type, code_block)
#endif /* G_ENABLE_DEBUG */
G_BEGIN_DECLS
G_GNUC_BEGIN_IGNORE_DEPRECATIONS
extern GTypeDebugFlags _g_type_debug_flags;
G_GNUC_END_IGNORE_DEPRECATIONS
typedef struct _GRealClosure GRealClosure;
struct _GRealClosure
{
GClosureMarshal meta_marshal;
gpointer meta_marshal_data;
GVaClosureMarshal va_meta_marshal;
GVaClosureMarshal va_marshal;
GClosure closure;
};
#define G_REAL_CLOSURE(_c) \
((GRealClosure *)G_STRUCT_MEMBER_P ((_c), -G_STRUCT_OFFSET (GRealClosure, closure)))
void _g_value_c_init (void); /* sync with gvalue.c */
void _g_value_types_init (void); /* sync with gvaluetypes.c */
void _g_enum_types_init (void); /* sync with genums.c */
void _g_param_type_init (void); /* sync with gparam.c */
void _g_boxed_type_init (void); /* sync with gboxed.c */
void _g_object_type_init (void); /* sync with gobject.c */
void _g_param_spec_types_init (void); /* sync with gparamspecs.c */
void _g_value_transforms_init (void); /* sync with gvaluetransform.c */
void _g_signal_init (void); /* sync with gsignal.c */
/* for gboxed.c */
gpointer _g_type_boxed_copy (GType type,
gpointer value);
void _g_type_boxed_free (GType type,
gpointer value);
void _g_type_boxed_init (GType type,
GBoxedCopyFunc copy_func,
GBoxedFreeFunc free_func);
gboolean _g_closure_is_void (GClosure *closure,
gpointer instance);
gboolean _g_closure_supports_invoke_va (GClosure *closure);
void _g_closure_set_va_marshal (GClosure *closure,
GVaClosureMarshal marshal);
void _g_closure_invoke_va (GClosure *closure,
GValue /*out*/ *return_value,
gpointer instance,
va_list args,
int n_params,
GType *param_types);
gboolean _g_object_has_signal_handler (GObject *object);
void _g_object_set_has_signal_handler (GObject *object,
guint signal_id);
/**
* _G_DEFINE_TYPE_EXTENDED_WITH_PRELUDE:
*
* See also G_DEFINE_TYPE_EXTENDED(). This macro is generally only
* necessary as a workaround for classes which have properties of
* object types that may be initialized in distinct threads. See:
* https://bugzilla.gnome.org/show_bug.cgi?id=674885
*
* Currently private.
*/
#define _G_DEFINE_TYPE_EXTENDED_WITH_PRELUDE(TN, t_n, T_P, _f_, _P_, _C_) _G_DEFINE_TYPE_EXTENDED_BEGIN_PRE (TN, t_n, T_P) {_P_;} _G_DEFINE_TYPE_EXTENDED_BEGIN_REGISTER (TN, t_n, T_P, _f_){_C_;} _G_DEFINE_TYPE_EXTENDED_END()
G_END_DECLS
#endif /* __G_TYPE_PRIVATE_H__ */