1#include <gtk/gtk.h>
2
3static int value_changed_count;
4
5static void
6value_changed_cb (GtkSpinButton *spin)
7{
8 value_changed_count++;
9}
10
11static void
12test_value_changed (void)
13{
14 GtkWidget *spin;
15 GtkAdjustment *adj;
16
17 spin = gtk_spin_button_new_with_range (min: 0.0, max: 10.0, step: 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), value: 1.0);
23 g_assert_cmpint (value_changed_count, ==, 1);
24 gtk_spin_button_set_value (GTK_SPIN_BUTTON (spin), value: 2.0);
25 g_assert_cmpint (value_changed_count, ==, 2);
26 gtk_spin_button_set_value (GTK_SPIN_BUTTON (spin), value: 2.0);
27 g_assert_cmpint (value_changed_count, ==, 2);
28
29 gtk_spin_button_spin (GTK_SPIN_BUTTON (spin), direction: GTK_SPIN_STEP_FORWARD, increment: 0.5);
30 g_assert_cmpint (value_changed_count, ==, 3);
31
32 gtk_spin_button_configure (GTK_SPIN_BUTTON (spin), NULL, climb_rate: 1.0, digits: 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 (adjustment: adj, value: 0.0);
37 g_assert_cmpint (value_changed_count, ==, 5);
38}
39
40static int adjustment_changed_count;
41
42static void
43adjustment_changed_cb (GObject *object, GParamSpec *pspec)
44{
45 adjustment_changed_count++;
46}
47
48static void
49test_adjustment_changed (void)
50{
51 GtkWidget *spin;
52 GtkAdjustment *adj;
53
54 spin = gtk_spin_button_new_with_range (min: 0.0, max: 10.0, step: 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 (value: 50.0, lower: 0.0, upper: 100.0, step_increment: 1.0, page_increment: 1.0, page_size: 0.0);
60 gtk_spin_button_configure (GTK_SPIN_BUTTON (spin), adjustment: adj, climb_rate: 1.0, digits: 0);
61 g_assert_cmpint (adjustment_changed_count, ==, 1);
62
63 adj = gtk_adjustment_new (value: 51.0, lower: 1.0, upper: 101.0, step_increment: 1.0, page_increment: 1.0, page_size: 0.0);
64 gtk_spin_button_set_adjustment (GTK_SPIN_BUTTON (spin), adjustment: adj);
65 g_assert_cmpint (adjustment_changed_count, ==, 2);
66
67 gtk_spin_button_set_range (GTK_SPIN_BUTTON (spin), min: 2.0, max: 102.0);
68 g_assert_cmpint (adjustment_changed_count, ==, 2);
69}
70
71static void
72test_adjustment_null (void)
73{
74 GtkWidget *spin;
75 GtkAdjustment *adj;
76
77 spin = gtk_spin_button_new_with_range (min: 0.0, max: 10.0, step: 1.0);
78
79 adj = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (spin));
80 gtk_spin_button_configure (GTK_SPIN_BUTTON (spin), NULL, climb_rate: 1.0, digits: 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
90int
91main (int argc, char *argv[])
92{
93 gtk_test_init (argcp: &argc, argvp: &argv);
94
95 g_test_add_func (testpath: "/spinbutton/value-changed", test_func: test_value_changed);
96 g_test_add_func (testpath: "/spinbutton/adjustment-changed", test_func: test_adjustment_changed);
97 g_test_add_func (testpath: "/spinbutton/adjustment-null", test_func: test_adjustment_null);
98
99 return g_test_run ();
100}
101

source code of gtk/testsuite/gtk/spinbutton.c