Learning_GTK4_tree/testsuite/gtk/scrolledwindow.c

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2023-12-12 11:36:42 +01:00
#include <gtk/gtk.h>
#define MIN_SIZE 150
#define MAX_SIZE 300
#define BOX_SIZE 600
typedef enum
{
MINIMUM_CONTENT = 1 << 0,
MAXIMUM_CONTENT = 1 << 1
} TestProperty;
static void
test_size (gboolean overlay,
GtkPolicyType policy,
GtkOrientation orientation,
TestProperty prop)
{
GtkWidget *scrolledwindow, *box;
int min_size, max_size, child_size;
int scrollbar_size = 0;
box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_widget_set_hexpand (box, TRUE);
gtk_widget_set_vexpand (box, TRUE);
scrolledwindow = gtk_scrolled_window_new ();
gtk_scrolled_window_set_propagate_natural_width (GTK_SCROLLED_WINDOW (scrolledwindow), TRUE);
gtk_scrolled_window_set_propagate_natural_height (GTK_SCROLLED_WINDOW (scrolledwindow), TRUE);
gtk_scrolled_window_set_overlay_scrolling (GTK_SCROLLED_WINDOW (scrolledwindow), overlay);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolledwindow), policy, policy);
gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (scrolledwindow), box);
/* Testing the content-width property */
if (orientation == GTK_ORIENTATION_HORIZONTAL)
{
if (prop & MINIMUM_CONTENT)
{
gtk_scrolled_window_set_min_content_width (GTK_SCROLLED_WINDOW (scrolledwindow), MIN_SIZE);
gtk_widget_measure (scrolledwindow, GTK_ORIENTATION_HORIZONTAL, -1,
&min_size, NULL, NULL, NULL);
}
if (prop & MAXIMUM_CONTENT)
{
gtk_scrolled_window_set_max_content_width (GTK_SCROLLED_WINDOW (scrolledwindow), MAX_SIZE);
gtk_widget_set_size_request (box, BOX_SIZE, -1);
/*
* Here, the content is purposely bigger than the scrolled window,
* so it should grow up to max-content-width.
*/
gtk_widget_measure (scrolledwindow, GTK_ORIENTATION_HORIZONTAL, -1,
NULL, &max_size, NULL, NULL);
gtk_widget_measure (box, GTK_ORIENTATION_HORIZONTAL, -1,
&child_size, NULL, NULL, NULL);
}
/* If the relevant scrollbar is non-overlay and always shown, it is added
* to the preferred size. When comparing to the expected size, we need to
* to exclude that extra, as we are only interested in the content size */
if (!overlay && policy == GTK_POLICY_ALWAYS)
{
GtkWidget *scrollbar = gtk_scrolled_window_get_vscrollbar (GTK_SCROLLED_WINDOW (scrolledwindow));
gtk_widget_measure (scrollbar, GTK_ORIENTATION_HORIZONTAL, -1,
&scrollbar_size, NULL, NULL, NULL);
}
}
/* Testing the content-height property */
else
{
if (prop & MINIMUM_CONTENT)
{
gtk_scrolled_window_set_min_content_height (GTK_SCROLLED_WINDOW (scrolledwindow), MIN_SIZE);
gtk_widget_measure (scrolledwindow, GTK_ORIENTATION_VERTICAL, -1,
&min_size, NULL, NULL, NULL);
}
if (prop & MAXIMUM_CONTENT)
{
gtk_scrolled_window_set_max_content_height (GTK_SCROLLED_WINDOW (scrolledwindow), MAX_SIZE);
gtk_widget_set_size_request (box, -1, BOX_SIZE);
/*
* Here, the content is purposely bigger than the scrolled window,
* so it should grow up to max-content-height.
*/
gtk_widget_measure (scrolledwindow, GTK_ORIENTATION_VERTICAL, -1,
NULL, &max_size, NULL, NULL);
gtk_widget_measure (box, GTK_ORIENTATION_VERTICAL, -1,
&child_size, NULL, NULL, NULL);
}
if (!overlay && policy == GTK_POLICY_ALWAYS)
{
GtkWidget *scrollbar = gtk_scrolled_window_get_hscrollbar (GTK_SCROLLED_WINDOW (scrolledwindow));
gtk_widget_measure (scrollbar, GTK_ORIENTATION_VERTICAL, -1,
&scrollbar_size, NULL, NULL, NULL);
}
}
if (prop & MINIMUM_CONTENT)
{
min_size -= scrollbar_size;
g_assert_cmpint (min_size, ==, MIN_SIZE);
}
if (prop & MAXIMUM_CONTENT)
{
g_assert_cmpint (child_size, ==, BOX_SIZE);
max_size -= scrollbar_size;
g_assert_cmpint (max_size, ==, MAX_SIZE);
}
}
static void
overlay_automatic_width_min (void)
{
test_size (TRUE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_HORIZONTAL, MINIMUM_CONTENT);
}
static void
overlay_automatic_height_min (void)
{
test_size (TRUE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_VERTICAL, MINIMUM_CONTENT);
}
static void
overlay_automatic_width_max (void)
{
test_size (TRUE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_HORIZONTAL, MAXIMUM_CONTENT);
}
static void
overlay_automatic_height_max (void)
{
test_size (TRUE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_VERTICAL, MAXIMUM_CONTENT);
}
static void
overlay_automatic_width_min_max (void)
{
test_size (TRUE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_HORIZONTAL, MINIMUM_CONTENT | MAXIMUM_CONTENT);
}
static void
overlay_automatic_height_min_max (void)
{
test_size (TRUE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_VERTICAL, MINIMUM_CONTENT | MAXIMUM_CONTENT);
}
static void
nonoverlay_automatic_width_min (void)
{
test_size (FALSE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_HORIZONTAL, MINIMUM_CONTENT);
}
static void
nonoverlay_automatic_height_min (void)
{
test_size (FALSE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_VERTICAL, MINIMUM_CONTENT);
}
static void
nonoverlay_automatic_width_max (void)
{
test_size (FALSE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_HORIZONTAL, MAXIMUM_CONTENT);
}
static void
nonoverlay_automatic_height_max (void)
{
test_size (FALSE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_VERTICAL, MAXIMUM_CONTENT);
}
static void
nonoverlay_automatic_width_min_max (void)
{
test_size (FALSE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_HORIZONTAL, MINIMUM_CONTENT | MAXIMUM_CONTENT);
}
static void
nonoverlay_automatic_height_min_max (void)
{
test_size (FALSE, GTK_POLICY_AUTOMATIC, GTK_ORIENTATION_VERTICAL, MINIMUM_CONTENT | MAXIMUM_CONTENT);
}
static void
overlay_always_width_min (void)
{
test_size (TRUE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_HORIZONTAL, MINIMUM_CONTENT);
}
static void
overlay_always_height_min (void)
{
test_size (TRUE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_VERTICAL, MINIMUM_CONTENT);
}
static void
overlay_always_width_max (void)
{
test_size (TRUE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_HORIZONTAL, MAXIMUM_CONTENT);
}
static void
overlay_always_height_max (void)
{
test_size (TRUE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_VERTICAL, MAXIMUM_CONTENT);
}
static void
overlay_always_width_min_max (void)
{
test_size (TRUE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_HORIZONTAL, MINIMUM_CONTENT | MAXIMUM_CONTENT);
}
static void
overlay_always_height_min_max (void)
{
test_size (TRUE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_VERTICAL, MINIMUM_CONTENT | MAXIMUM_CONTENT);
}
static void
nonoverlay_always_width_min (void)
{
test_size (FALSE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_HORIZONTAL, MINIMUM_CONTENT);
}
static void
nonoverlay_always_height_min (void)
{
test_size (FALSE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_VERTICAL, MINIMUM_CONTENT);
}
static void
nonoverlay_always_width_max (void)
{
test_size (FALSE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_HORIZONTAL, MAXIMUM_CONTENT);
}
static void
nonoverlay_always_height_max (void)
{
test_size (FALSE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_VERTICAL, MAXIMUM_CONTENT);
}
static void
nonoverlay_always_width_min_max (void)
{
test_size (FALSE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_HORIZONTAL, MINIMUM_CONTENT | MAXIMUM_CONTENT);
}
static void
nonoverlay_always_height_min_max (void)
{
test_size (FALSE, GTK_POLICY_ALWAYS, GTK_ORIENTATION_VERTICAL, MINIMUM_CONTENT | MAXIMUM_CONTENT);
}
int
main (int argc, char **argv)
{
gtk_init ();
(g_test_init) (&argc, &argv, NULL);
g_test_add_func ("/sizing/scrolledwindow/overlay_automatic_width_min", overlay_automatic_width_min);
g_test_add_func ("/sizing/scrolledwindow/overlay_automatic_height_min", overlay_automatic_height_min);
g_test_add_func ("/sizing/scrolledwindow/overlay_automatic_width_max", overlay_automatic_width_max);
g_test_add_func ("/sizing/scrolledwindow/overlay_automatic_height_max", overlay_automatic_height_max);
g_test_add_func ("/sizing/scrolledwindow/overlay_automatic_width_min_max", overlay_automatic_width_min_max);
g_test_add_func ("/sizing/scrolledwindow/overlay_automatic_height_min_max", overlay_automatic_height_min_max);
g_test_add_func ("/sizing/scrolledwindow/nonoverlay_automatic_width_min", nonoverlay_automatic_width_min);
g_test_add_func ("/sizing/scrolledwindow/nonoverlay_automatic_height_min", nonoverlay_automatic_height_min);
g_test_add_func ("/sizing/scrolledwindow/nonoverlay_automatic_width_max", nonoverlay_automatic_width_max);
g_test_add_func ("/sizing/scrolledwindow/nonoverlay_automatic_height_max", nonoverlay_automatic_height_max);
g_test_add_func ("/sizing/scrolledwindow/nonoverlay_automatic_width_min_max", nonoverlay_automatic_width_min_max);
g_test_add_func ("/sizing/scrolledwindow/nonoverlay_automatic_height_min_max", nonoverlay_automatic_height_min_max);
g_test_add_func ("/sizing/scrolledwindow/overlay_always_width_min", overlay_always_width_min);
g_test_add_func ("/sizing/scrolledwindow/overlay_always_height_min", overlay_always_height_min);
g_test_add_func ("/sizing/scrolledwindow/overlay_always_width_max", overlay_always_width_max);
g_test_add_func ("/sizing/scrolledwindow/overlay_always_height_max", overlay_always_height_max);
g_test_add_func ("/sizing/scrolledwindow/overlay_always_width_min_max", overlay_always_width_min_max);
g_test_add_func ("/sizing/scrolledwindow/overlay_always_height_min_max", overlay_always_height_min_max);
g_test_add_func ("/sizing/scrolledwindow/nonoverlay_always_width_min", nonoverlay_always_width_min);
g_test_add_func ("/sizing/scrolledwindow/nonoverlay_always_height_min", nonoverlay_always_height_min);
g_test_add_func ("/sizing/scrolledwindow/nonoverlay_always_width_max", nonoverlay_always_width_max);
g_test_add_func ("/sizing/scrolledwindow/nonoverlay_always_height_max", nonoverlay_always_height_max);
g_test_add_func ("/sizing/scrolledwindow/nonoverlay_always_width_min_max", nonoverlay_always_width_min_max);
g_test_add_func ("/sizing/scrolledwindow/nonoverlay_always_height_min_max", nonoverlay_always_height_min_max);
return g_test_run ();
}