7 void value_changed( GtkAdjustment *adjustment,
12 sprintf(buffer,"%4.2f",adjustment->value);
13 gtk_label_set_text (GTK_LABEL (label), buffer);
20 GtkAdjustment *adjustment;
26 gtk_init (&argc, &argv);
28 window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
30 gtk_window_set_title (GTK_WINDOW (window), "Dial");
32 g_signal_connect (window, "destroy",
33 G_CALLBACK (exit), NULL);
35 gtk_container_set_border_width (GTK_CONTAINER (window), 10);
37 vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, FALSE, 5);
38 gtk_container_add (GTK_CONTAINER (window), vbox);
39 gtk_widget_show (vbox);
41 frame = gtk_frame_new (NULL);
42 gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
43 gtk_container_add (GTK_CONTAINER (vbox), frame);
44 gtk_widget_show (frame);
46 adjustment = gtk_adjustment_new (0, 0, 100, 0.01, 0.1, 0);
48 dial = gtk_dial_new (adjustment);
49 gtk_dial_set_update_policy (GTK_DIAL (dial), GTK_UPDATE_DELAYED);
50 /* gtk_widget_set_size_request (dial, 100, 100); */
52 gtk_container_add (GTK_CONTAINER (frame), dial);
53 gtk_widget_show (dial);
55 label = gtk_label_new ("0.00");
56 gtk_box_pack_end (GTK_BOX (vbox), label, 0, 0, 0);
57 gtk_widget_show (label);
59 g_signal_connect (adjustment, "value-changed",
60 G_CALLBACK (value_changed),
63 gtk_widget_show (window);