mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-13 23:17:57 +00:00
96 lines
3.1 KiB
C
96 lines
3.1 KiB
C
/* ATK - Accessibility Toolkit
|
|
* Copyright 2001 Sun Microsystems Inc.
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library 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
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#ifndef __ATK_VALUE_H__
|
|
#define __ATK_VALUE_H__
|
|
|
|
#include <atk/atkobject.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif /* __cplusplus */
|
|
|
|
/*
|
|
* The AtkValue interface should be supported by any object that
|
|
* supports a numerical value (e.g., a scroll bar). This interface
|
|
* provides the standard mechanism for an assistive technology to
|
|
* determine and set the numerical value as well as get the minimum
|
|
* and maximum values.
|
|
*/
|
|
|
|
#define ATK_TYPE_VALUE (atk_value_get_type ())
|
|
#define ATK_IS_VALUE(obj) G_TYPE_CHECK_INSTANCE_TYPE ((obj), ATK_TYPE_VALUE)
|
|
#define ATK_VALUE(obj) G_TYPE_CHECK_INSTANCE_CAST ((obj), ATK_TYPE_VALUE, AtkValue)
|
|
#define ATK_VALUE_GET_IFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), ATK_TYPE_VALUE, AtkValueIface))
|
|
|
|
#ifndef _TYPEDEF_ATK_VALUE_
|
|
#define _TYPEDEF_ATK_VALUE__
|
|
typedef struct _AtkValue AtkValue;
|
|
#endif
|
|
typedef struct _AtkValueIface AtkValueIface;
|
|
|
|
struct _AtkValueIface
|
|
{
|
|
GTypeInterface parent;
|
|
|
|
void (* get_current_value) (AtkValue *obj,
|
|
GValue *value);
|
|
void (* get_maximum_value) (AtkValue *obj,
|
|
GValue *value);
|
|
void (* get_minimum_value) (AtkValue *obj,
|
|
GValue *value);
|
|
gboolean (* set_current_value) (AtkValue *obj,
|
|
const GValue *value);
|
|
void (* get_minimum_increment) (AtkValue *obj,
|
|
GValue *value);
|
|
AtkFunction pad1;
|
|
};
|
|
|
|
GType atk_value_get_type (void);
|
|
|
|
void atk_value_get_current_value (AtkValue *obj,
|
|
GValue *value);
|
|
|
|
|
|
void atk_value_get_maximum_value (AtkValue *obj,
|
|
GValue *value);
|
|
|
|
void atk_value_get_minimum_value (AtkValue *obj,
|
|
GValue *value);
|
|
|
|
gboolean atk_value_set_current_value (AtkValue *obj,
|
|
const GValue *value);
|
|
|
|
void atk_value_get_minimum_increment (AtkValue *obj,
|
|
GValue *value);
|
|
|
|
/*
|
|
* Additional GObject properties exported by GaccessibleValue:
|
|
* "accessible_value"
|
|
* (the accessible value has changed)
|
|
*/
|
|
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif /* __cplusplus */
|
|
|
|
|
|
#endif /* __ATK_VALUE_H__ */
|