forked from enlightenment/efl
70 lines
2.0 KiB
C
70 lines
2.0 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_ITERATOR_H__
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#define EINA_ITERATOR_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_Iterator_Group Iterator Functions
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*
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* @{
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*/
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/**
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* @typedef Eina_Iterator
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* Type for iterators.
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*/
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typedef struct _Eina_Iterator Eina_Iterator;
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typedef Eina_Bool (*Eina_Iterator_Next_Callback)(Eina_Iterator *it, void **data);
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typedef void *(*Eina_Iterator_Get_Container_Callback)(Eina_Iterator *it);
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typedef void (*Eina_Iterator_Free_Callback)(Eina_Iterator *it);
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struct _Eina_Iterator
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{
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Eina_Iterator_Next_Callback next;
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Eina_Iterator_Get_Container_Callback get_container;
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Eina_Iterator_Free_Callback free;
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#define EINA_MAGIC_ITERATOR 0x98761233
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EINA_MAGIC;
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};
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#define FUNC_ITERATOR_NEXT(Function) ((Eina_Iterator_Next_Callback)Function)
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#define FUNC_ITERATOR_GET_CONTAINER(Function) ((Eina_Iterator_Get_Container_Callback)Function)
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#define FUNC_ITERATOR_FREE(Function) ((Eina_Iterator_Free_Callback)Function)
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EAPI void eina_iterator_free (Eina_Iterator *iterator);
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EAPI void *eina_iterator_container_get (Eina_Iterator *iterator);
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EAPI Eina_Bool eina_iterator_next (Eina_Iterator *iterator, void **data);
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EAPI void eina_iterator_foreach (Eina_Iterator *iterator,
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Eina_Each callback,
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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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