1 /* GTK - The GIMP Toolkit
2 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
21 * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
22 * file for a list of people on the GTK+ Team. See the ChangeLog
23 * files for a list of changes. These files are distributed with
24 * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
27 #if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
28 #error "Only <gtk/gtk.h> can be included directly."
31 #ifndef __GTK_ADJUSTMENT_H__
32 #define __GTK_ADJUSTMENT_H__
38 #define GTK_TYPE_ADJUSTMENT (gtk_adjustment_get_type ())
39 #define GTK_ADJUSTMENT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_ADJUSTMENT, GtkAdjustment))
40 #define GTK_ADJUSTMENT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_ADJUSTMENT, GtkAdjustmentClass))
41 #define GTK_IS_ADJUSTMENT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_ADJUSTMENT))
42 #define GTK_IS_ADJUSTMENT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_ADJUSTMENT))
43 #define GTK_ADJUSTMENT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_ADJUSTMENT, GtkAdjustmentClass))
46 typedef struct _GtkAdjustment GtkAdjustment;
47 typedef struct _GtkAdjustmentPrivate GtkAdjustmentPrivate;
48 typedef struct _GtkAdjustmentClass GtkAdjustmentClass;
53 * The #GtkAdjustment struct contains only private fields and
54 * should not be directly accessed.
58 GInitiallyUnowned parent_instance;
60 GtkAdjustmentPrivate *priv;
63 struct _GtkAdjustmentClass
65 GInitiallyUnownedClass parent_class;
67 void (* changed) (GtkAdjustment *adjustment);
68 void (* value_changed) (GtkAdjustment *adjustment);
70 /* Padding for future expansion */
71 void (*_gtk_reserved1) (void);
72 void (*_gtk_reserved2) (void);
73 void (*_gtk_reserved3) (void);
74 void (*_gtk_reserved4) (void);
78 GType gtk_adjustment_get_type (void) G_GNUC_CONST;
79 GtkAdjustment* gtk_adjustment_new (gdouble value,
82 gdouble step_increment,
83 gdouble page_increment,
86 void gtk_adjustment_changed (GtkAdjustment *adjustment);
87 void gtk_adjustment_value_changed (GtkAdjustment *adjustment);
88 void gtk_adjustment_clamp_page (GtkAdjustment *adjustment,
92 gdouble gtk_adjustment_get_value (GtkAdjustment *adjustment);
93 void gtk_adjustment_set_value (GtkAdjustment *adjustment,
95 gdouble gtk_adjustment_get_lower (GtkAdjustment *adjustment);
96 void gtk_adjustment_set_lower (GtkAdjustment *adjustment,
98 gdouble gtk_adjustment_get_upper (GtkAdjustment *adjustment);
99 void gtk_adjustment_set_upper (GtkAdjustment *adjustment,
101 gdouble gtk_adjustment_get_step_increment (GtkAdjustment *adjustment);
102 void gtk_adjustment_set_step_increment (GtkAdjustment *adjustment,
103 gdouble step_increment);
104 gdouble gtk_adjustment_get_page_increment (GtkAdjustment *adjustment);
105 void gtk_adjustment_set_page_increment (GtkAdjustment *adjustment,
106 gdouble page_increment);
107 gdouble gtk_adjustment_get_page_size (GtkAdjustment *adjustment);
108 void gtk_adjustment_set_page_size (GtkAdjustment *adjustment,
111 void gtk_adjustment_configure (GtkAdjustment *adjustment,
115 gdouble step_increment,
116 gdouble page_increment,
119 gdouble gtk_adjustment_get_minimum_increment (GtkAdjustment *adjustment);
123 #endif /* __GTK_ADJUSTMENT_H__ */