1 #include <gtk/gtk.h>
2
3 static int value_changed_count;
4
5 static void
value_changed_cb(GtkSpinButton * spin)6 value_changed_cb (GtkSpinButton *spin)
7 {
8 value_changed_count++;
9 }
10
11 static void
test_value_changed(void)12 test_value_changed (void)
13 {
14 GtkWidget *spin;
15 GtkAdjustment *adj;
16
17 spin = gtk_spin_button_new_with_range (0.0, 10.0, 1.0);
18
19 g_signal_connect (spin, "value-changed", G_CALLBACK (value_changed_cb), NULL);
20
21 value_changed_count = 0;
22 gtk_spin_button_set_value (GTK_SPIN_BUTTON (spin), 1.0);
23 g_assert_cmpint (value_changed_count, ==, 1);
24 gtk_spin_button_set_value (GTK_SPIN_BUTTON (spin), 2.0);
25 g_assert_cmpint (value_changed_count, ==, 2);
26 gtk_spin_button_set_value (GTK_SPIN_BUTTON (spin), 2.0);
27 g_assert_cmpint (value_changed_count, ==, 2);
28
29 gtk_spin_button_spin (GTK_SPIN_BUTTON (spin), GTK_SPIN_STEP_FORWARD, 0.5);
30 g_assert_cmpint (value_changed_count, ==, 3);
31
32 gtk_spin_button_configure (GTK_SPIN_BUTTON (spin), NULL, 1.0, 0);
33 g_assert_cmpint (value_changed_count, ==, 4);
34
35 adj = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (spin));
36 gtk_adjustment_set_value (adj, 0.0);
37 g_assert_cmpint (value_changed_count, ==, 5);
38 }
39
40 static int adjustment_changed_count;
41
42 static void
adjustment_changed_cb(GObject * object,GParamSpec * pspec)43 adjustment_changed_cb (GObject *object, GParamSpec *pspec)
44 {
45 adjustment_changed_count++;
46 }
47
48 static void
test_adjustment_changed(void)49 test_adjustment_changed (void)
50 {
51 GtkWidget *spin;
52 GtkAdjustment *adj;
53
54 spin = gtk_spin_button_new_with_range (0.0, 10.0, 1.0);
55
56 g_signal_connect (spin, "notify::adjustment", G_CALLBACK (adjustment_changed_cb), NULL);
57
58 adjustment_changed_count = 0;
59 adj = gtk_adjustment_new (50.0, 0.0, 100.0, 1.0, 1.0, 0.0);
60 gtk_spin_button_configure (GTK_SPIN_BUTTON (spin), adj, 1.0, 0);
61 g_assert_cmpint (adjustment_changed_count, ==, 1);
62
63 adj = gtk_adjustment_new (51.0, 1.0, 101.0, 1.0, 1.0, 0.0);
64 gtk_spin_button_set_adjustment (GTK_SPIN_BUTTON (spin), adj);
65 g_assert_cmpint (adjustment_changed_count, ==, 2);
66
67 gtk_spin_button_set_range (GTK_SPIN_BUTTON (spin), 2.0, 102.0);
68 g_assert_cmpint (adjustment_changed_count, ==, 2);
69 }
70
71 static void
test_adjustment_null(void)72 test_adjustment_null (void)
73 {
74 GtkWidget *spin;
75 GtkAdjustment *adj;
76
77 spin = gtk_spin_button_new_with_range (0.0, 10.0, 1.0);
78
79 adj = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (spin));
80 gtk_spin_button_configure (GTK_SPIN_BUTTON (spin), NULL, 1.0, 0);
81 g_assert_true (adj == gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (spin)));
82
83 gtk_spin_button_set_adjustment (GTK_SPIN_BUTTON (spin), NULL);
84 adj = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (spin));
85 g_assert_cmpfloat (gtk_adjustment_get_lower (adj), ==, 0.0);
86 g_assert_cmpfloat (gtk_adjustment_get_value (adj), ==, 0.0);
87 g_assert_cmpfloat (gtk_adjustment_get_upper (adj), ==, 0.0);
88 }
89
90 int
main(int argc,char * argv[])91 main (int argc, char *argv[])
92 {
93 gtk_test_init (&argc, &argv);
94
95 g_test_add_func ("/spinbutton/value-changed", test_value_changed);
96 g_test_add_func ("/spinbutton/adjustment-changed", test_adjustment_changed);
97 g_test_add_func ("/spinbutton/adjustment-null", test_adjustment_null);
98
99 return g_test_run ();
100 }
101