1 #include <gtk/gtk.h>
2 
3 #define MIN_SIZE 150
4 #define MAX_SIZE 300
5 #define BOX_SIZE 600
6 
7 typedef enum
8 {
9   MINIMUM_CONTENT = 1 << 0,
10   MAXIMUM_CONTENT = 1 << 1
11 } TestProperty;
12 
13 static void
test_size(gboolean overlay,GtkPolicyType policy,GtkOrientation orientation,TestProperty prop)14 test_size (gboolean       overlay,
15            GtkPolicyType  policy,
16            GtkOrientation orientation,
17            TestProperty   prop)
18 {
19   GtkWidget *scrolledwindow, *box;
20   int min_size, max_size, child_size;
21   int scrollbar_size = 0;
22 
23   box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
24   gtk_widget_set_hexpand (box, TRUE);
25   gtk_widget_set_vexpand (box, TRUE);
26 
27   scrolledwindow = gtk_scrolled_window_new ();
28   gtk_scrolled_window_set_propagate_natural_width (GTK_SCROLLED_WINDOW (scrolledwindow), TRUE);
29   gtk_scrolled_window_set_propagate_natural_height (GTK_SCROLLED_WINDOW (scrolledwindow), TRUE);
30   gtk_scrolled_window_set_overlay_scrolling (GTK_SCROLLED_WINDOW (scrolledwindow), overlay);
31   gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolledwindow), policy, policy);
32   gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (scrolledwindow), box);
33 
34   /* Testing the content-width property */
35   if (orientation == GTK_ORIENTATION_HORIZONTAL)
36     {
37       if (prop & MINIMUM_CONTENT)
38         {
39           gtk_scrolled_window_set_min_content_width (GTK_SCROLLED_WINDOW (scrolledwindow), MIN_SIZE);
40 
41           gtk_widget_measure (scrolledwindow, GTK_ORIENTATION_HORIZONTAL, -1,
42                               &min_size, NULL, NULL, NULL);
43 
44         }
45 
46       if (prop & MAXIMUM_CONTENT)
47         {
48           gtk_scrolled_window_set_max_content_width (GTK_SCROLLED_WINDOW (scrolledwindow), MAX_SIZE);
49           gtk_widget_set_size_request (box, BOX_SIZE, -1);
50 
51           /*
52            * Here, the content is purposely bigger than the scrolled window,
53            * so it should grow up to max-content-width.
54            */
55           gtk_widget_measure (scrolledwindow, GTK_ORIENTATION_HORIZONTAL, -1,
56                               NULL, &max_size, NULL, NULL);
57           gtk_widget_measure (box, GTK_ORIENTATION_HORIZONTAL, -1,
58                               &child_size, NULL, NULL, NULL);
59         }
60 
61       /* If the relevant scrollbar is non-overlay and always shown, it is added
62        * to the preferred size. When comparing to the expected size, we need to
63        * to exclude that extra, as we are only interested in the content size */
64       if (!overlay && policy == GTK_POLICY_ALWAYS)
65         {
66           GtkWidget *scrollbar = gtk_scrolled_window_get_vscrollbar (GTK_SCROLLED_WINDOW (scrolledwindow));
67           gtk_widget_measure (scrollbar, GTK_ORIENTATION_HORIZONTAL, -1,
68                               &scrollbar_size, NULL, NULL, NULL);
69         }
70     }
71   /* Testing the content-height property */
72   else
73     {
74       if (prop & MINIMUM_CONTENT)
75         {
76           gtk_scrolled_window_set_min_content_height (GTK_SCROLLED_WINDOW (scrolledwindow), MIN_SIZE);
77 
78           gtk_widget_measure (scrolledwindow, GTK_ORIENTATION_VERTICAL, -1,
79                               &min_size, NULL, NULL, NULL);
80         }
81 
82       if (prop & MAXIMUM_CONTENT)
83         {
84           gtk_scrolled_window_set_max_content_height (GTK_SCROLLED_WINDOW (scrolledwindow), MAX_SIZE);
85           gtk_widget_set_size_request (box, -1, BOX_SIZE);
86 
87           /*
88            * Here, the content is purposely bigger than the scrolled window,
89            * so it should grow up to max-content-height.
90            */
91           gtk_widget_measure (scrolledwindow, GTK_ORIENTATION_VERTICAL, -1,
92                               NULL, &max_size, NULL, NULL);
93           gtk_widget_measure (box, GTK_ORIENTATION_VERTICAL, -1,
94                               &child_size, NULL, NULL, NULL);
95         }
96 
97       if (!overlay && policy == GTK_POLICY_ALWAYS)
98         {
99           GtkWidget *scrollbar = gtk_scrolled_window_get_hscrollbar (GTK_SCROLLED_WINDOW (scrolledwindow));
100           gtk_widget_measure (scrollbar, GTK_ORIENTATION_VERTICAL, -1,
101                               &scrollbar_size, NULL, NULL, NULL);
102         }
103     }
104 
105   if (prop & MINIMUM_CONTENT)
106     {
107       min_size -= scrollbar_size;
108       g_assert_cmpint (min_size, ==, MIN_SIZE);
109     }
110 
111   if (prop & MAXIMUM_CONTENT)
112     {
113       g_assert_cmpint (child_size, ==, BOX_SIZE);
114 
115       max_size -= scrollbar_size;
116       g_assert_cmpint (max_size, ==, MAX_SIZE);
117     }
118 }
119 
120 
121 static void
overlay_automatic_width_min(void)122 overlay_automatic_width_min (void)
123 {
124   test_size (TRUE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_HORIZONTAL, MINIMUM_CONTENT);
125 }
126 
127 static void
overlay_automatic_height_min(void)128 overlay_automatic_height_min (void)
129 {
130   test_size (TRUE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_VERTICAL, MINIMUM_CONTENT);
131 }
132 
133 static void
overlay_automatic_width_max(void)134 overlay_automatic_width_max (void)
135 {
136   test_size (TRUE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_HORIZONTAL, MAXIMUM_CONTENT);
137 }
138 
139 static void
overlay_automatic_height_max(void)140 overlay_automatic_height_max (void)
141 {
142   test_size (TRUE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_VERTICAL, MAXIMUM_CONTENT);
143 }
144 
145 static void
overlay_automatic_width_min_max(void)146 overlay_automatic_width_min_max (void)
147 {
148   test_size (TRUE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_HORIZONTAL, MINIMUM_CONTENT | MAXIMUM_CONTENT);
149 }
150 
151 static void
overlay_automatic_height_min_max(void)152 overlay_automatic_height_min_max (void)
153 {
154   test_size (TRUE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_VERTICAL, MINIMUM_CONTENT | MAXIMUM_CONTENT);
155 }
156 
157 
158 static void
nonoverlay_automatic_width_min(void)159 nonoverlay_automatic_width_min (void)
160 {
161   test_size (FALSE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_HORIZONTAL, MINIMUM_CONTENT);
162 }
163 
164 static void
nonoverlay_automatic_height_min(void)165 nonoverlay_automatic_height_min (void)
166 {
167   test_size (FALSE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_VERTICAL, MINIMUM_CONTENT);
168 }
169 
170 static void
nonoverlay_automatic_width_max(void)171 nonoverlay_automatic_width_max (void)
172 {
173   test_size (FALSE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_HORIZONTAL, MAXIMUM_CONTENT);
174 }
175 
176 static void
nonoverlay_automatic_height_max(void)177 nonoverlay_automatic_height_max (void)
178 {
179   test_size (FALSE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_VERTICAL, MAXIMUM_CONTENT);
180 }
181 
182 static void
nonoverlay_automatic_width_min_max(void)183 nonoverlay_automatic_width_min_max (void)
184 {
185   test_size (FALSE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_HORIZONTAL, MINIMUM_CONTENT | MAXIMUM_CONTENT);
186 }
187 
188 static void
nonoverlay_automatic_height_min_max(void)189 nonoverlay_automatic_height_min_max (void)
190 {
191   test_size (FALSE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_VERTICAL, MINIMUM_CONTENT | MAXIMUM_CONTENT);
192 }
193 
194 
195 static void
overlay_always_width_min(void)196 overlay_always_width_min (void)
197 {
198   test_size (TRUE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_HORIZONTAL, MINIMUM_CONTENT);
199 }
200 
201 static void
overlay_always_height_min(void)202 overlay_always_height_min (void)
203 {
204   test_size (TRUE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_VERTICAL, MINIMUM_CONTENT);
205 }
206 
207 static void
overlay_always_width_max(void)208 overlay_always_width_max (void)
209 {
210   test_size (TRUE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_HORIZONTAL, MAXIMUM_CONTENT);
211 }
212 
213 static void
overlay_always_height_max(void)214 overlay_always_height_max (void)
215 {
216   test_size (TRUE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_VERTICAL, MAXIMUM_CONTENT);
217 }
218 
219 static void
overlay_always_width_min_max(void)220 overlay_always_width_min_max (void)
221 {
222   test_size (TRUE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_HORIZONTAL, MINIMUM_CONTENT | MAXIMUM_CONTENT);
223 }
224 
225 static void
overlay_always_height_min_max(void)226 overlay_always_height_min_max (void)
227 {
228   test_size (TRUE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_VERTICAL, MINIMUM_CONTENT | MAXIMUM_CONTENT);
229 }
230 
231 
232 static void
nonoverlay_always_width_min(void)233 nonoverlay_always_width_min (void)
234 {
235   test_size (FALSE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_HORIZONTAL, MINIMUM_CONTENT);
236 }
237 
238 static void
nonoverlay_always_height_min(void)239 nonoverlay_always_height_min (void)
240 {
241   test_size (FALSE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_VERTICAL, MINIMUM_CONTENT);
242 }
243 
244 static void
nonoverlay_always_width_max(void)245 nonoverlay_always_width_max (void)
246 {
247   test_size (FALSE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_HORIZONTAL, MAXIMUM_CONTENT);
248 }
249 
250 static void
nonoverlay_always_height_max(void)251 nonoverlay_always_height_max (void)
252 {
253   test_size (FALSE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_VERTICAL, MAXIMUM_CONTENT);
254 }
255 
256 static void
nonoverlay_always_width_min_max(void)257 nonoverlay_always_width_min_max (void)
258 {
259   test_size (FALSE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_HORIZONTAL, MINIMUM_CONTENT | MAXIMUM_CONTENT);
260 }
261 
262 static void
nonoverlay_always_height_min_max(void)263 nonoverlay_always_height_min_max (void)
264 {
265   test_size (FALSE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_VERTICAL, MINIMUM_CONTENT | MAXIMUM_CONTENT);
266 }
267 
268 
269 int
main(int argc,char ** argv)270 main (int argc, char **argv)
271 {
272   gtk_init ();
273   (g_test_init) (&argc, &argv, NULL);
274 
275   g_test_add_func ("/sizing/scrolledwindow/overlay_automatic_width_min", overlay_automatic_width_min);
276   g_test_add_func ("/sizing/scrolledwindow/overlay_automatic_height_min", overlay_automatic_height_min);
277   g_test_add_func ("/sizing/scrolledwindow/overlay_automatic_width_max", overlay_automatic_width_max);
278   g_test_add_func ("/sizing/scrolledwindow/overlay_automatic_height_max", overlay_automatic_height_max);
279   g_test_add_func ("/sizing/scrolledwindow/overlay_automatic_width_min_max", overlay_automatic_width_min_max);
280   g_test_add_func ("/sizing/scrolledwindow/overlay_automatic_height_min_max", overlay_automatic_height_min_max);
281 
282   g_test_add_func ("/sizing/scrolledwindow/nonoverlay_automatic_width_min", nonoverlay_automatic_width_min);
283   g_test_add_func ("/sizing/scrolledwindow/nonoverlay_automatic_height_min", nonoverlay_automatic_height_min);
284   g_test_add_func ("/sizing/scrolledwindow/nonoverlay_automatic_width_max", nonoverlay_automatic_width_max);
285   g_test_add_func ("/sizing/scrolledwindow/nonoverlay_automatic_height_max", nonoverlay_automatic_height_max);
286   g_test_add_func ("/sizing/scrolledwindow/nonoverlay_automatic_width_min_max", nonoverlay_automatic_width_min_max);
287   g_test_add_func ("/sizing/scrolledwindow/nonoverlay_automatic_height_min_max", nonoverlay_automatic_height_min_max);
288 
289   g_test_add_func ("/sizing/scrolledwindow/overlay_always_width_min", overlay_always_width_min);
290   g_test_add_func ("/sizing/scrolledwindow/overlay_always_height_min", overlay_always_height_min);
291   g_test_add_func ("/sizing/scrolledwindow/overlay_always_width_max", overlay_always_width_max);
292   g_test_add_func ("/sizing/scrolledwindow/overlay_always_height_max", overlay_always_height_max);
293   g_test_add_func ("/sizing/scrolledwindow/overlay_always_width_min_max", overlay_always_width_min_max);
294   g_test_add_func ("/sizing/scrolledwindow/overlay_always_height_min_max", overlay_always_height_min_max);
295 
296   g_test_add_func ("/sizing/scrolledwindow/nonoverlay_always_width_min", nonoverlay_always_width_min);
297   g_test_add_func ("/sizing/scrolledwindow/nonoverlay_always_height_min", nonoverlay_always_height_min);
298   g_test_add_func ("/sizing/scrolledwindow/nonoverlay_always_width_max", nonoverlay_always_width_max);
299   g_test_add_func ("/sizing/scrolledwindow/nonoverlay_always_height_max", nonoverlay_always_height_max);
300   g_test_add_func ("/sizing/scrolledwindow/nonoverlay_always_width_min_max", nonoverlay_always_width_min_max);
301   g_test_add_func ("/sizing/scrolledwindow/nonoverlay_always_height_min_max", nonoverlay_always_height_min_max);
302 
303   return g_test_run ();
304 }
305