1 /* GTK - The GIMP Toolkit
2 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
4 * GtkSpinButton widget for GTK+
5 * Copyright (C) 1998 Lars Hamann and Stefan Jeske
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library. If not, see <http://www.gnu.org/licenses/>.
22 * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
23 * file for a list of people on the GTK+ Team. See the ChangeLog
24 * files for a list of changes. These files are distributed with
25 * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
28 #if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
29 #error "Only <gtk/gtk.h> can be included directly."
32 #ifndef __GTK_SPIN_BUTTON_H__
33 #define __GTK_SPIN_BUTTON_H__
36 #include <gtk/gtkentry.h>
37 #include <gtk/gtkadjustment.h>
42 #define GTK_TYPE_SPIN_BUTTON (gtk_spin_button_get_type ())
43 #define GTK_SPIN_BUTTON(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_SPIN_BUTTON, GtkSpinButton))
44 #define GTK_SPIN_BUTTON_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_SPIN_BUTTON, GtkSpinButtonClass))
45 #define GTK_IS_SPIN_BUTTON(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_SPIN_BUTTON))
46 #define GTK_IS_SPIN_BUTTON_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_SPIN_BUTTON))
47 #define GTK_SPIN_BUTTON_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_SPIN_BUTTON, GtkSpinButtonClass))
52 * Constant to return from a signal handler for the #GtkSpinButton::input
53 * signal in case of conversion failure.
55 #define GTK_INPUT_ERROR -1
58 * GtkSpinButtonUpdatePolicy:
59 * @GTK_UPDATE_ALWAYS: When refreshing your #GtkSpinButton, the value is
61 * @GTK_UPDATE_IF_VALID: When refreshing your #GtkSpinButton, the value is
62 * only displayed if it is valid within the bounds of the spin button's
65 * The spin button update policy determines whether the spin button displays
66 * values even if they are outside the bounds of its adjustment.
67 * See gtk_spin_button_set_update_policy().
73 } GtkSpinButtonUpdatePolicy;
77 * @GTK_SPIN_STEP_FORWARD: Increment by the adjustments step increment.
78 * @GTK_SPIN_STEP_BACKWARD: Decrement by the adjustments step increment.
79 * @GTK_SPIN_PAGE_FORWARD: Increment by the adjustments page increment.
80 * @GTK_SPIN_PAGE_BACKWARD: Decrement by the adjustments page increment.
81 * @GTK_SPIN_HOME: Go to the adjustments lower bound.
82 * @GTK_SPIN_END: Go to the adjustments upper bound.
83 * @GTK_SPIN_USER_DEFINED: Change by a specified amount.
85 * The values of the GtkSpinType enumeration are used to specify the
86 * change to make in gtk_spin_button_spin().
90 GTK_SPIN_STEP_FORWARD,
91 GTK_SPIN_STEP_BACKWARD,
92 GTK_SPIN_PAGE_FORWARD,
93 GTK_SPIN_PAGE_BACKWARD,
100 typedef struct _GtkSpinButton GtkSpinButton;
101 typedef struct _GtkSpinButtonPrivate GtkSpinButtonPrivate;
102 typedef struct _GtkSpinButtonClass GtkSpinButtonClass;
107 * The #GtkSpinButton struct contains only private data and should
108 * not be directly modified.
110 struct _GtkSpinButton
115 GtkSpinButtonPrivate *priv;
118 struct _GtkSpinButtonClass
120 GtkEntryClass parent_class;
122 gint (*input) (GtkSpinButton *spin_button,
124 gint (*output) (GtkSpinButton *spin_button);
125 void (*value_changed) (GtkSpinButton *spin_button);
127 /* Action signals for keybindings, do not connect to these */
128 void (*change_value) (GtkSpinButton *spin_button,
129 GtkScrollType scroll);
131 void (*wrapped) (GtkSpinButton *spin_button);
133 /* Padding for future expansion */
134 void (*_gtk_reserved1) (void);
135 void (*_gtk_reserved2) (void);
136 void (*_gtk_reserved3) (void);
137 void (*_gtk_reserved4) (void);
141 GType gtk_spin_button_get_type (void) G_GNUC_CONST;
143 void gtk_spin_button_configure (GtkSpinButton *spin_button,
144 GtkAdjustment *adjustment,
148 GtkWidget* gtk_spin_button_new (GtkAdjustment *adjustment,
152 GtkWidget* gtk_spin_button_new_with_range (gdouble min,
156 void gtk_spin_button_set_adjustment (GtkSpinButton *spin_button,
157 GtkAdjustment *adjustment);
159 GtkAdjustment* gtk_spin_button_get_adjustment (GtkSpinButton *spin_button);
161 void gtk_spin_button_set_digits (GtkSpinButton *spin_button,
163 guint gtk_spin_button_get_digits (GtkSpinButton *spin_button);
165 void gtk_spin_button_set_increments (GtkSpinButton *spin_button,
168 void gtk_spin_button_get_increments (GtkSpinButton *spin_button,
172 void gtk_spin_button_set_range (GtkSpinButton *spin_button,
175 void gtk_spin_button_get_range (GtkSpinButton *spin_button,
179 gdouble gtk_spin_button_get_value (GtkSpinButton *spin_button);
181 gint gtk_spin_button_get_value_as_int (GtkSpinButton *spin_button);
183 void gtk_spin_button_set_value (GtkSpinButton *spin_button,
186 void gtk_spin_button_set_update_policy (GtkSpinButton *spin_button,
187 GtkSpinButtonUpdatePolicy policy);
188 GtkSpinButtonUpdatePolicy gtk_spin_button_get_update_policy (GtkSpinButton *spin_button);
190 void gtk_spin_button_set_numeric (GtkSpinButton *spin_button,
192 gboolean gtk_spin_button_get_numeric (GtkSpinButton *spin_button);
194 void gtk_spin_button_spin (GtkSpinButton *spin_button,
195 GtkSpinType direction,
198 void gtk_spin_button_set_wrap (GtkSpinButton *spin_button,
200 gboolean gtk_spin_button_get_wrap (GtkSpinButton *spin_button);
202 void gtk_spin_button_set_snap_to_ticks (GtkSpinButton *spin_button,
203 gboolean snap_to_ticks);
204 gboolean gtk_spin_button_get_snap_to_ticks (GtkSpinButton *spin_button);
205 void gtk_spin_button_update (GtkSpinButton *spin_button);
208 void _gtk_spin_button_get_panels (GtkSpinButton *spin_button,
209 GdkWindow **down_panel,
210 GdkWindow **up_panel);
214 #endif /* __GTK_SPIN_BUTTON_H__ */