/usr/include/swami/libswami/SwamiControlFunc.h is in libswami-dev 2.0.0+svn389-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* SwamiControlFunc.h - Header for Swami control function object
* A convenient control type that uses user defined callback routines.
*
* Swami
* Copyright (C) 1999-2010 Joshua "Element" Green <jgreen@users.sourceforge.net>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; version 2
* of the License only.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA or point your web browser to http://www.gnu.org.
*/
#ifndef __SWAMI_CONTROL_FUNC_H__
#define __SWAMI_CONTROL_FUNC_H__
#include <glib.h>
#include <glib-object.h>
#include <libswami/SwamiControl.h>
typedef struct _SwamiControlFunc SwamiControlFunc;
typedef struct _SwamiControlFuncClass SwamiControlFuncClass;
#define SWAMI_TYPE_CONTROL_FUNC (swami_control_func_get_type ())
#define SWAMI_CONTROL_FUNC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), SWAMI_TYPE_CONTROL_FUNC, \
SwamiControlFunc))
#define SWAMI_CONTROL_FUNC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), SWAMI_TYPE_CONTROL_FUNC, \
SwamiControlFuncClass))
#define SWAMI_IS_CONTROL_FUNC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), SWAMI_TYPE_CONTROL_FUNC))
#define SWAMI_IS_CONTROL_FUNC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), SWAMI_TYPE_CONTROL_FUNC))
/**
* SwamiControlFuncDestroy:
* @control: Function control object
*
* A function to call when the function control is destroyed or when the
* function callbacks are changed. This function should handle all cleanup
* for the callback functions. This function is called with @control
* multi-thread write locked.
*/
typedef void (*SwamiControlFuncDestroy)(SwamiControlFunc *control);
/* function control object */
struct _SwamiControlFunc
{
SwamiControl parent_instance; /* derived from SwamiControl */
SwamiControlGetValueFunc get_func; /* callback function to get value */
SwamiControlSetValueFunc set_func; /* callback function to set value */
SwamiControlFuncDestroy destroy_func; /* destroy function */
gpointer user_data; /* user data for callback functions */
GParamSpec *pspec; /* optional parameter specification for this control */
};
/* function control class */
struct _SwamiControlFuncClass
{
SwamiControlClass parent_class;
};
/* macro to get user data field from a SwamiControlFunc */
#define SWAMI_CONTROL_FUNC_DATA(ctrl) (SWAMI_CONTROL_FUNC (ctrl)->user_data)
GType swami_control_func_get_type (void);
SwamiControlFunc *swami_control_func_new (void);
void swami_control_func_assign_funcs (SwamiControlFunc *ctrlfunc,
SwamiControlGetValueFunc get_func,
SwamiControlSetValueFunc set_func,
SwamiControlFuncDestroy destroy_func,
gpointer user_data);
#endif
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