2 * Copyright (C) 2007 Xan López <xan@gnome.org>
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library 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 * Library General Public License for more details.
14 * You should have received a copy of the GNU Library 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.
24 spin_ythickness_cb (GtkSpinButton *spin, gpointer user_data)
26 GtkWidget *frame = user_data;
29 rcstyle = gtk_rc_style_new ();
30 rcstyle->xthickness = gtk_widget_get_style (frame)->xthickness;
31 rcstyle->ythickness = gtk_spin_button_get_value (spin);
32 gtk_widget_modify_style (frame, rcstyle);
34 g_object_unref (rcstyle);
38 spin_xthickness_cb (GtkSpinButton *spin, gpointer user_data)
40 GtkWidget *frame = user_data;
43 rcstyle = gtk_rc_style_new ();
44 rcstyle->xthickness = gtk_spin_button_get_value (spin);
45 rcstyle->ythickness = gtk_widget_get_style (frame)->ythickness;
46 gtk_widget_modify_style (frame, rcstyle);
48 g_object_unref (rcstyle);
51 /* Function to normalize rounding errors in FP arithmetic to
57 double_normalize (gdouble n)
59 if (fabs (1.0 - n) < EPSILON)
68 spin_xalign_cb (GtkSpinButton *spin, GtkFrame *frame)
73 xalign = double_normalize (gtk_spin_button_get_value (spin));
74 gtk_frame_get_label_align (frame, NULL, &yalign);
75 gtk_frame_set_label_align (frame, xalign, yalign);
79 spin_yalign_cb (GtkSpinButton *spin, GtkFrame *frame)
84 yalign = double_normalize (gtk_spin_button_get_value (spin));
85 gtk_frame_get_label_align (frame, &xalign, NULL);
86 gtk_frame_set_label_align (frame, xalign, yalign);
89 int main (int argc, char **argv)
92 GtkWidget *window, *frame, *xthickness_spin, *ythickness_spin, *vbox;
93 GtkWidget *xalign_spin, *yalign_spin, *button, *table, *label;
94 gfloat xalign, yalign;
96 gtk_init (&argc, &argv);
98 window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
99 gtk_container_set_border_width (GTK_CONTAINER (window), 5);
100 gtk_window_set_default_size (GTK_WINDOW (window), 300, 300);
102 g_signal_connect (G_OBJECT (window), "delete-event", gtk_main_quit, NULL);
104 vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, FALSE, 5);
105 gtk_container_add (GTK_CONTAINER (window), vbox);
107 frame = gtk_frame_new ("Testing");
108 gtk_box_pack_start (GTK_BOX (vbox), frame, TRUE, TRUE, 0);
110 button = gtk_button_new_with_label ("Hello!");
111 gtk_container_add (GTK_CONTAINER (frame), button);
113 table = gtk_table_new (4, 2, FALSE);
114 gtk_box_pack_start (GTK_BOX (vbox), table, FALSE, FALSE, 0);
116 style = gtk_widget_get_style (frame);
118 /* Spin to control xthickness */
119 label = gtk_label_new ("xthickness: ");
120 gtk_table_attach_defaults (GTK_TABLE (table), label, 0, 1, 0, 1);
122 xthickness_spin = gtk_spin_button_new_with_range (0, 250, 1);
123 g_signal_connect (G_OBJECT (xthickness_spin), "value-changed", G_CALLBACK (spin_xthickness_cb), frame);
124 gtk_spin_button_set_value (GTK_SPIN_BUTTON (xthickness_spin), style->xthickness);
125 gtk_table_attach_defaults (GTK_TABLE (table), xthickness_spin, 1, 2, 0, 1);
127 /* Spin to control ythickness */
128 label = gtk_label_new ("ythickness: ");
129 gtk_table_attach_defaults (GTK_TABLE (table), label, 0, 1, 1, 2);
131 ythickness_spin = gtk_spin_button_new_with_range (0, 250, 1);
132 g_signal_connect (G_OBJECT (ythickness_spin), "value-changed", G_CALLBACK (spin_ythickness_cb), frame);
133 gtk_spin_button_set_value (GTK_SPIN_BUTTON (ythickness_spin), style->ythickness);
134 gtk_table_attach_defaults (GTK_TABLE (table), ythickness_spin, 1, 2, 1, 2);
136 gtk_frame_get_label_align (GTK_FRAME (frame), &xalign, &yalign);
138 /* Spin to control label xalign */
139 label = gtk_label_new ("xalign: ");
140 gtk_table_attach_defaults (GTK_TABLE (table), label, 0, 1, 2, 3);
142 xalign_spin = gtk_spin_button_new_with_range (0.0, 1.0, 0.1);
143 g_signal_connect (G_OBJECT (xalign_spin), "value-changed", G_CALLBACK (spin_xalign_cb), frame);
144 gtk_spin_button_set_value (GTK_SPIN_BUTTON (xalign_spin), xalign);
145 gtk_table_attach_defaults (GTK_TABLE (table), xalign_spin, 1, 2, 2, 3);
147 /* Spin to control label yalign */
148 label = gtk_label_new ("yalign: ");
149 gtk_table_attach_defaults (GTK_TABLE (table), label, 0, 1, 3, 4);
151 yalign_spin = gtk_spin_button_new_with_range (0.0, 1.0, 0.1);
152 g_signal_connect (G_OBJECT (yalign_spin), "value-changed", G_CALLBACK (spin_yalign_cb), frame);
153 gtk_spin_button_set_value (GTK_SPIN_BUTTON (yalign_spin), yalign);
154 gtk_table_attach_defaults (GTK_TABLE (table), yalign_spin, 1, 2, 3, 4);
156 gtk_widget_show_all (window);