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/* vim: set ts=8 sw=8 noexpandtab: */
/* The `C' CSS Library.
* Copyright (C) 2008 Robert Staudinger
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#ifndef CCSS_FUNCTION_H
#define CCSS_FUNCTION_H
#include <ccss/ccss-macros.h>
CCSS_BEGIN_DECLS
/* Let's just forward declare this, so we don't have to pull in <glib.h>. */
struct _GSList;
/**
* ccss_function_f:
* @args: argument-list passed to the function.
* @user_data: user data associated to the function handler.
*
* Prototype for a custom `CSS function' handler.
*
* Returns: the function's result as a string.
**/
typedef char * (*ccss_function_f) (struct _GSList const *args,
void *user_data);
typedef struct ccss_function_ ccss_function_t;
ccss_function_t *
ccss_function_create (char const *name,
ccss_function_f function);
void
ccss_function_destroy (ccss_function_t *self);
ccss_function_t *
ccss_function_reference (ccss_function_t *self);
unsigned int
ccss_function_get_reference_count (ccss_function_t const *self);
CCSS_END_DECLS
#endif /* CCSS_FUNCTION_H */
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