mutter/cogl/cogl/cogl-gtype-private.h
Florian Müllner 8748841094 cogl: Export two more functions
cogl_object_[get|set]_value_object() are annotated as [get|set]-value-func
for objects and primitives, so they must be visible for any derived types
to be usable from introspection.

https://gitlab.gnome.org/GNOME/mutter/-/issues/1146
2020-03-29 12:17:11 +00:00

281 lines
15 KiB
C

/*
* Cogl
*
* A Low Level GPU Graphics and Utilities API
*
* Copyright (C) 2010 Intel Corporation.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*
*/
#ifndef __COGL_GTYPE_PRIVATE_H__
#define __COGL_GTYPE_PRIVATE_H__
#include "cogl-config.h"
#include <glib.h>
#include <glib-object.h>
#include "cogl-object-private.h"
/* Move this to public headers? */
typedef struct _CoglGtypeObject CoglGtypeObject;
typedef struct _CoglGtypeClass CoglGtypeClass;
struct _CoglGtypeObject
{
GTypeInstance parent_instance;
guint dummy;
};
struct _CoglGtypeClass
{
GTypeClass base_class;
guint dummy;
};
#define I_(str) (g_intern_static_string ((str)))
/**/
#define COGL_GTYPE_DEFINE_BOXED(Name,underscore_name,copy_func,free_func) \
GType \
cogl_##underscore_name##_get_gtype (void) \
{ \
static volatile size_t type_volatile = 0; \
if (g_once_init_enter (&type_volatile)) \
{ \
GType type = \
g_boxed_type_register_static (g_intern_static_string (I_("Cogl" # Name)), \
(GBoxedCopyFunc)copy_func, \
(GBoxedFreeFunc)free_func); \
g_once_init_leave (&type_volatile, type); \
} \
return type_volatile; \
}
#define COGL_GTYPE_IMPLEMENT_INTERFACE(name) { \
const GInterfaceInfo g_implement_interface_info = { \
(GInterfaceInitFunc) _cogl_gtype_dummy_iface_init, NULL, NULL \
}; \
g_type_add_interface_static (fundamental_type_id, \
cogl_##name##_get_gtype(), \
&g_implement_interface_info); \
}
#define _COGL_GTYPE_DEFINE_BASE_CLASS_BEGIN(Name,name) \
GType \
cogl_##name##_get_gtype (void) \
{ \
static volatile gsize type_id__volatile = 0; \
if (g_once_init_enter (&type_id__volatile)) \
{ \
static const GTypeFundamentalInfo finfo = { \
(G_TYPE_FLAG_CLASSED | \
G_TYPE_FLAG_INSTANTIATABLE | \
G_TYPE_FLAG_DERIVABLE | \
G_TYPE_FLAG_DEEP_DERIVABLE), \
}; \
static const GTypeValueTable value_table = { \
_cogl_gtype_object_init_value, \
_cogl_gtype_object_free_value, \
_cogl_gtype_object_copy_value, \
_cogl_gtype_object_peek_pointer, \
"p", \
_cogl_gtype_object_collect_value, \
"p", \
_cogl_gtype_object_lcopy_value, \
}; \
const GTypeInfo node_info = { \
sizeof (CoglObjectClass), \
(GBaseInitFunc) _cogl_gtype_object_class_base_init, \
(GBaseFinalizeFunc) _cogl_gtype_object_class_base_finalize, \
(GClassInitFunc) _cogl_gtype_object_class_init, \
(GClassFinalizeFunc) NULL, \
NULL, \
sizeof (CoglObject), \
0, \
(GInstanceInitFunc) _cogl_gtype_object_init, \
&value_table, \
}; \
GType fundamental_type_id = \
g_type_register_fundamental (g_type_fundamental_next (), \
I_("Cogl" # Name), \
&node_info, &finfo, \
G_TYPE_FLAG_ABSTRACT); \
g_once_init_leave (&type_id__volatile, \
fundamental_type_id);
#define _COGL_GTYPE_DEFINE_BASE_CLASS_END() \
} \
return type_id__volatile; \
}
#define COGL_GTYPE_DEFINE_BASE_CLASS(Name,name,...) \
_COGL_GTYPE_DEFINE_BASE_CLASS_BEGIN(Name,name) \
{__VA_ARGS__;} \
_COGL_GTYPE_DEFINE_BASE_CLASS_END()
#define _COGL_GTYPE_DEFINE_INTERFACE_EXTENDED_BEGIN(Name,name) \
\
static void name##_default_init (Name##Interface *klass); \
GType \
name##_get_gtype (void) \
{ \
static volatile gsize type_id__volatile = 0; \
if (g_once_init_enter (&type_id__volatile)) \
{ \
GType fundamental_type_id = \
g_type_register_static_simple (G_TYPE_INTERFACE, \
g_intern_static_string (#Name), \
sizeof (Name##Interface), \
(GClassInitFunc)name##_default_init, \
0, \
(GInstanceInitFunc)NULL, \
(GTypeFlags) 0); \
g_type_interface_add_prerequisite (fundamental_type_id, \
cogl_object_get_gtype()); \
{ /* custom code follows */
#define _COGL_GTYPE_DEFINE_INTERFACE_EXTENDED_END() \
/* following custom code */ \
} \
g_once_init_leave (&type_id__volatile, \
fundamental_type_id); \
} \
return type_id__volatile; \
} /* closes name##_get_type() */
#define COGL_GTYPE_DEFINE_INTERFACE(Name,name) \
typedef struct _Cogl##Name##Iface Cogl##Name##Iface; \
typedef Cogl##Name##Iface Cogl##Name##Interface; \
struct _Cogl##Name##Iface \
{ \
/*< private >*/ \
GTypeInterface g_iface; \
}; \
_COGL_GTYPE_DEFINE_INTERFACE_EXTENDED_BEGIN (Cogl##Name, cogl_##name) \
_COGL_GTYPE_DEFINE_INTERFACE_EXTENDED_END () \
static void \
cogl_##name##_default_init (Cogl##Name##Interface *iface) \
{ \
}
#define _COGL_GTYPE_DEFINE_TYPE_EXTENDED_BEGIN(Name,name,parent,flags) \
\
static void name##_init (Name *self); \
static void name##_class_init (Name##Class *klass); \
static gpointer name##_parent_class = NULL; \
static gint Name##_private_offset; \
\
static void \
name##_class_intern_init (gpointer klass) \
{ \
name##_parent_class = g_type_class_peek_parent (klass); \
name##_class_init ((Name##Class*) klass); \
} \
\
static inline gpointer \
name##_get_instance_private (Name *self) \
{ \
return (G_STRUCT_MEMBER_P (self, Name ##_private_offset)); \
} \
\
GType \
name##_get_gtype (void) \
{ \
static volatile gsize type_id__volatile = 0; \
if (g_once_init_enter (&type_id__volatile)) \
{ \
GType fundamental_type_id = \
g_type_register_static_simple (parent, \
g_intern_static_string (#Name), \
sizeof (Name##Class), \
(GClassInitFunc) name##_class_intern_init, \
sizeof (Name), \
(GInstanceInitFunc) name##_init, \
(GTypeFlags) flags); \
{ /* custom code follows */
#define _COGL_GTYPE_DEFINE_TYPE_EXTENDED_END() \
/* following custom code */ \
} \
g_once_init_leave (&type_id__volatile, \
fundamental_type_id); \
} \
return type_id__volatile; \
} /* closes name##_get_type() */
#define COGL_GTYPE_DEFINE_CLASS(Name,name,...) \
typedef struct _Cogl##Name##Class Cogl##Name##Class; \
struct _Cogl##Name##Class { \
CoglObjectClass parent_class; \
}; \
_COGL_GTYPE_DEFINE_TYPE_EXTENDED_BEGIN(Cogl##Name, \
cogl_##name, \
cogl_object_get_gtype(), \
0) \
{__VA_ARGS__;} \
_COGL_GTYPE_DEFINE_TYPE_EXTENDED_END() \
static void \
cogl_##name##_init (Cogl##Name *instance) \
{ \
} \
static void \
cogl_##name##_class_init (Cogl##Name##Class *klass) \
{ \
}
void _cogl_gtype_object_init_value (GValue *value);
void _cogl_gtype_object_free_value (GValue *value);
void _cogl_gtype_object_copy_value (const GValue *src,
GValue *dst);
gpointer _cogl_gtype_object_peek_pointer (const GValue *value);
gchar *_cogl_gtype_object_collect_value (GValue *value,
guint n_collect_values,
GTypeCValue *collect_values,
guint collect_flags);
gchar *_cogl_gtype_object_lcopy_value (const GValue *value,
guint n_collect_values,
GTypeCValue *collect_values,
guint collect_flags);
void _cogl_gtype_object_class_base_init (CoglObjectClass *klass);
void _cogl_gtype_object_class_base_finalize (CoglObjectClass *klass);
void _cogl_gtype_object_class_init (CoglObjectClass *klass);
void _cogl_gtype_object_init (CoglObject *object);
COGL_EXPORT
void cogl_object_value_set_object (GValue *value,
gpointer object);
COGL_EXPORT
gpointer cogl_object_value_get_object (const GValue *value);
void _cogl_gtype_dummy_iface_init (gpointer iface);
#endif /* __COGL_GTYPE_PRIVATE_H__ */