100 lines
4.3 KiB
C
100 lines
4.3 KiB
C
/*
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* Copyright (C) 2017 Igalia, S.L.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#pragma once
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#include <glib.h>
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#include <wtf/Compiler.h>
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#define WEBKIT_PARAM_READABLE (static_cast<GParamFlags>(G_PARAM_READABLE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB))
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#define WEBKIT_PARAM_WRITABLE (static_cast<GParamFlags>(G_PARAM_WRITABLE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB))
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#define WEBKIT_PARAM_READWRITE (static_cast<GParamFlags>(G_PARAM_READWRITE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_NICK | G_PARAM_STATIC_BLURB))
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#define WEBKIT_DEFINE_ASYNC_DATA_STRUCT(structName) \
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static structName* create##structName() \
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{ \
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structName* data = static_cast<structName*>(fastZeroedMalloc(sizeof(structName))); \
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new (data) structName(); \
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return data; \
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} \
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static void destroy##structName(structName* data) \
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{ \
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data->~structName(); \
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fastFree(data); \
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}
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#define WEBKIT_DEFINE_TYPE(TypeName, type_name, TYPE_PARENT) _WEBKIT_DEFINE_TYPE_EXTENDED(TypeName, type_name, TYPE_PARENT, 0, { })
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#define WEBKIT_DEFINE_ABSTRACT_TYPE(TypeName, type_name, TYPE_PARENT) _WEBKIT_DEFINE_TYPE_EXTENDED(TypeName, type_name, TYPE_PARENT, G_TYPE_FLAG_ABSTRACT, { })
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#define WEBKIT_DEFINE_TYPE_WITH_CODE(TypeName, type_name, TYPE_PARENT, Code) _WEBKIT_DEFINE_TYPE_EXTENDED_BEGIN(TypeName, type_name, TYPE_PARENT, 0) {Code;} _WEBKIT_DEFINE_TYPE_EXTENDED_END()
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#define _WEBKIT_DEFINE_TYPE_EXTENDED(TypeName, type_name, TYPE_PARENT, flags, Code) _WEBKIT_DEFINE_TYPE_EXTENDED_BEGIN(TypeName, type_name, TYPE_PARENT, flags) {Code;} _WEBKIT_DEFINE_TYPE_EXTENDED_END()
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#define _WEBKIT_DEFINE_TYPE_EXTENDED_BEGIN(TypeName, type_name, TYPE_PARENT, flags) \
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\
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static void type_name##_class_init(TypeName##Class* klass); \
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static GType type_name##_get_type_once(void); \
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static gpointer type_name##_parent_class = 0; \
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static void type_name##_finalize(GObject* object) \
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{ \
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TypeName* self = (TypeName*)object; \
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self->priv->~TypeName##Private(); \
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G_OBJECT_CLASS(type_name##_parent_class)->finalize(object); \
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} \
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\
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static void type_name##_class_intern_init(gpointer klass, gpointer) \
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{ \
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GObjectClass* gObjectClass = G_OBJECT_CLASS(klass); \
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g_type_class_add_private(klass, sizeof(TypeName##Private)); \
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type_name##_parent_class = g_type_class_peek_parent(klass); \
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type_name##_class_init((TypeName##Class*)klass); \
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gObjectClass->finalize = type_name##_finalize; \
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} \
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\
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static void type_name##_init(TypeName* self, gpointer) \
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{ \
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TypeName##Private* priv = G_TYPE_INSTANCE_GET_PRIVATE(self, type_name##_get_type(), TypeName##Private); \
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self->priv = priv; \
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new (priv) TypeName##Private(); \
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} \
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\
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GType type_name##_get_type(void) \
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{ \
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static gsize static_g_define_type_id = 0; \
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if (g_once_init_enter(&static_g_define_type_id)) { \
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GType g_define_type_id = type_name##_get_type_once(); \
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g_once_init_leave(&static_g_define_type_id, g_define_type_id); \
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} \
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return static_g_define_type_id; \
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} /* Closes type_name##_get_type(). */ \
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\
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NEVER_INLINE static GType type_name##_get_type_once(void) \
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{ \
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GType g_define_type_id = \
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g_type_register_static_simple( \
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TYPE_PARENT, \
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g_intern_static_string(#TypeName), \
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sizeof(TypeName##Class), \
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(GClassInitFunc)(void (*)(void))type_name##_class_intern_init, \
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sizeof(TypeName), \
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(GInstanceInitFunc)(void (*)(void))type_name##_init, \
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(GTypeFlags)flags); \
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/* Custom code follows. */
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#define _WEBKIT_DEFINE_TYPE_EXTENDED_END() \
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return g_define_type_id; \
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} /* Closes type_name##_get_type_once() */
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