cb114f43ab
This adds an internal CoglCallbackList type which is just a GSList of of function pointers along with a data pointer to form a closure. There are functions to add and remove items and to invoke the list of functions. This could be used in a number of places in Cogl.
58 lines
1.5 KiB
C
58 lines
1.5 KiB
C
/*
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* Cogl
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*
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* An object oriented GL/GLES Abstraction/Utility Layer
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*
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* Copyright (C) 2010 Intel Corporation.
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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 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. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef __COGL_CALLBACK_LIST_H__
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#define __COGL_CALLBACK_LIST_H__
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#include <glib.h>
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G_BEGIN_DECLS
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typedef void (* CoglCallbackListFunc) (void *user_data);
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typedef struct _CoglCallbackList
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{
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GSList *funcs;
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} CoglCallbackList;
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void
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_cogl_callback_list_init (CoglCallbackList *list);
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void
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_cogl_callback_list_add (CoglCallbackList *list,
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CoglCallbackListFunc func,
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void *user_data);
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void
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_cogl_callback_list_remove (CoglCallbackList *list,
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CoglCallbackListFunc func,
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void *user_data);
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void
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_cogl_callback_list_invoke (CoglCallbackList *list);
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void
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_cogl_callback_list_destroy (CoglCallbackList *list);
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G_END_DECLS
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#endif /* __COGL_CALLBACK_LIST_H__ */
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