gtk2/gtk/gtkadjustment.h

85 lines
2.3 KiB
C

/* GTK - The GIMP Toolkit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* 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 __GTK_ADJUSTMENT_H__
#define __GTK_ADJUSTMENT_H__
#include <gdk/gdk.h>
#include <gtk/gtkdata.h>
#ifdef __cplusplus
extern "C" {
#pragma }
#endif /* __cplusplus */
#define GTK_ADJUSTMENT(obj) (GTK_CHECK_CAST (obj, gtk_adjustment_get_type (), GtkAdjustment))
#define GTK_ADJUSTMENT_CLASS(klass) (GTK_CHECK_CLASS_CAST (klass, gtk_adjustment_get_type (), GtkAdjustmentClass))
#define GTK_IS_ADJUSTMENT(obj) (GTK_CHECK_TYPE (obj, gtk_adjustment_get_type ()))
typedef struct _GtkAdjustment GtkAdjustment;
typedef struct _GtkAdjustmentClass GtkAdjustmentClass;
struct _GtkAdjustment
{
GtkData data;
gfloat lower;
gfloat upper;
gfloat value;
gfloat step_increment;
gfloat page_increment;
gfloat page_size;
};
struct _GtkAdjustmentClass
{
GtkDataClass parent_class;
void (* changed) (GtkAdjustment *adjustment);
void (* value_changed) (GtkAdjustment *adjustment);
};
GtkType gtk_adjustment_get_type (void);
GtkObject* gtk_adjustment_new (gfloat value,
gfloat lower,
gfloat upper,
gfloat step_increment,
gfloat page_increment,
gfloat page_size);
void gtk_adjustment_set_value (GtkAdjustment *adjustment,
gfloat value);
void gtk_adjustment_clamp_page (GtkAdjustment *adjustment,
gfloat lower,
gfloat upper);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __GTK_ADJUSTMENT_H__ */