1/* GTK - The GIMP Toolkit
2 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
3 *
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.
8 *
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.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library. If not, see <http://www.gnu.org/licenses/>.
16 */
17
18/*
19 * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
20 * file for a list of people on the GTK+ Team. See the ChangeLog
21 * files for a list of changes. These files are distributed with
22 * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
23 */
24
25#ifndef __GTK_RANGE_H__
26#define __GTK_RANGE_H__
27
28
29#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
30#error "Only <gtk/gtk.h> can be included directly."
31#endif
32
33#include <gtk/gtkwidget.h>
34
35
36G_BEGIN_DECLS
37
38
39#define GTK_TYPE_RANGE (gtk_range_get_type ())
40#define GTK_RANGE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_RANGE, GtkRange))
41#define GTK_RANGE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_RANGE, GtkRangeClass))
42#define GTK_IS_RANGE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_RANGE))
43#define GTK_IS_RANGE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_RANGE))
44#define GTK_RANGE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_RANGE, GtkRangeClass))
45
46typedef struct _GtkRange GtkRange;
47typedef struct _GtkRangeClass GtkRangeClass;
48
49struct _GtkRange
50{
51 GtkWidget parent_instance;
52};
53
54struct _GtkRangeClass
55{
56 GtkWidgetClass parent_class;
57
58 void (* value_changed) (GtkRange *range);
59 void (* adjust_bounds) (GtkRange *range,
60 double new_value);
61
62 /* action signals for keybindings */
63 void (* move_slider) (GtkRange *range,
64 GtkScrollType scroll);
65
66 /* Virtual functions */
67 void (* get_range_border) (GtkRange *range,
68 GtkBorder *border_);
69
70 gboolean (* change_value) (GtkRange *range,
71 GtkScrollType scroll,
72 double new_value);
73
74 /*< private > */
75
76 gpointer padding[8];
77};
78
79
80GDK_AVAILABLE_IN_ALL
81GType gtk_range_get_type (void) G_GNUC_CONST;
82
83GDK_AVAILABLE_IN_ALL
84void gtk_range_set_adjustment (GtkRange *range,
85 GtkAdjustment *adjustment);
86GDK_AVAILABLE_IN_ALL
87GtkAdjustment* gtk_range_get_adjustment (GtkRange *range);
88
89GDK_AVAILABLE_IN_ALL
90void gtk_range_set_inverted (GtkRange *range,
91 gboolean setting);
92GDK_AVAILABLE_IN_ALL
93gboolean gtk_range_get_inverted (GtkRange *range);
94
95GDK_AVAILABLE_IN_ALL
96void gtk_range_set_flippable (GtkRange *range,
97 gboolean flippable);
98GDK_AVAILABLE_IN_ALL
99gboolean gtk_range_get_flippable (GtkRange *range);
100
101GDK_AVAILABLE_IN_ALL
102void gtk_range_set_slider_size_fixed (GtkRange *range,
103 gboolean size_fixed);
104GDK_AVAILABLE_IN_ALL
105gboolean gtk_range_get_slider_size_fixed (GtkRange *range);
106
107GDK_AVAILABLE_IN_ALL
108void gtk_range_get_range_rect (GtkRange *range,
109 GdkRectangle *range_rect);
110GDK_AVAILABLE_IN_ALL
111void gtk_range_get_slider_range (GtkRange *range,
112 int *slider_start,
113 int *slider_end);
114
115GDK_AVAILABLE_IN_ALL
116void gtk_range_set_increments (GtkRange *range,
117 double step,
118 double page);
119GDK_AVAILABLE_IN_ALL
120void gtk_range_set_range (GtkRange *range,
121 double min,
122 double max);
123GDK_AVAILABLE_IN_ALL
124void gtk_range_set_value (GtkRange *range,
125 double value);
126GDK_AVAILABLE_IN_ALL
127double gtk_range_get_value (GtkRange *range);
128
129GDK_AVAILABLE_IN_ALL
130void gtk_range_set_show_fill_level (GtkRange *range,
131 gboolean show_fill_level);
132GDK_AVAILABLE_IN_ALL
133gboolean gtk_range_get_show_fill_level (GtkRange *range);
134GDK_AVAILABLE_IN_ALL
135void gtk_range_set_restrict_to_fill_level (GtkRange *range,
136 gboolean restrict_to_fill_level);
137GDK_AVAILABLE_IN_ALL
138gboolean gtk_range_get_restrict_to_fill_level (GtkRange *range);
139GDK_AVAILABLE_IN_ALL
140void gtk_range_set_fill_level (GtkRange *range,
141 double fill_level);
142GDK_AVAILABLE_IN_ALL
143double gtk_range_get_fill_level (GtkRange *range);
144GDK_AVAILABLE_IN_ALL
145void gtk_range_set_round_digits (GtkRange *range,
146 int round_digits);
147GDK_AVAILABLE_IN_ALL
148int gtk_range_get_round_digits (GtkRange *range);
149
150
151G_END_DECLS
152
153
154#endif /* __GTK_RANGE_H__ */
155

source code of gtk/gtk/gtkrange.h