forked from enlightenment/efl
72 lines
2.1 KiB
C
72 lines
2.1 KiB
C
/* EINA - EFL data type library
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* Copyright (C) 2008 Cedric Bail
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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 Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library;
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* if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef EINA_ACCESSOR_H__
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#define EINA_ACCESSOR_H__
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#include "eina_types.h"
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#include "eina_magic.h"
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/**
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* @defgroup Eina_Accessor_Group Accessor Functions
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*
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* @{
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*/
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/**
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* @typedef Eina_Accessor
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* Type for accessors.
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*/
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typedef struct _Eina_Accessor Eina_Accessor;
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typedef Eina_Bool (*Eina_Accessor_Get_At_Callback)(Eina_Accessor *it, unsigned int index, void **data);
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typedef void *(*Eina_Accessor_Get_Container_Callback)(Eina_Accessor *it);
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typedef void (*Eina_Accessor_Free_Callback)(Eina_Accessor *it);
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struct _Eina_Accessor
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{
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Eina_Accessor_Get_At_Callback get_at;
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Eina_Accessor_Get_Container_Callback get_container;
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Eina_Accessor_Free_Callback free;
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#define EINA_MAGIC_ACCESSOR 0x98761232
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EINA_MAGIC;
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};
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#define FUNC_ACCESSOR_GET_AT(Function) ((Eina_Accessor_Get_At_Callback)Function)
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#define FUNC_ACCESSOR_GET_CONTAINER(Function) ((Eina_Accessor_Get_Container_Callback)Function)
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#define FUNC_ACCESSOR_FREE(Function) ((Eina_Accessor_Free_Callback)Function)
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EAPI void eina_accessor_free (Eina_Accessor *accessor);
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EAPI Eina_Bool eina_accessor_data_get (Eina_Accessor *accessor, unsigned int position, void **data);
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EAPI void *eina_accessor_container_get (Eina_Accessor *accessor);
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EAPI void eina_accessor_over (Eina_Accessor *accessor,
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Eina_Each cb,
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unsigned int start,
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unsigned int end,
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const void *fdata);
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/**
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* @}
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*/
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#endif
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