gtk/tests/a11y/children.c
2011-12-19 16:17:13 +01:00

214 lines
6.4 KiB
C

/*
* Copyright (C) 2011 Red Hat Inc.
*
* Author:
* Matthias Clasen <mclasen@redhat.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#define GDK_DISABLE_DEPRECATION_WARNINGS
#include <gtk/gtk.h>
#include <string.h>
static void
test_scrolled_window_child_count (void)
{
GtkWidget *sw;
AtkObject *accessible;
sw = gtk_scrolled_window_new (NULL, NULL);
g_object_ref_sink (sw);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (sw),
GTK_POLICY_ALWAYS, GTK_POLICY_ALWAYS);
gtk_scrolled_window_add_with_viewport (GTK_SCROLLED_WINDOW (sw), gtk_label_new ("Bla"));
accessible = gtk_widget_get_accessible (sw);
g_assert_cmpint (atk_object_get_n_accessible_children (accessible), ==, 3);
g_object_unref (sw);
}
typedef struct {
gint count;
gint index;
gint n_children;
gpointer parent;
} SignalData;
static void
children_changed (AtkObject *accessible,
guint index,
gpointer child,
SignalData *data)
{
data->count++;
data->index = index;
data->n_children = atk_object_get_n_accessible_children (accessible);
}
static void
add_child (GtkWidget *container,
GtkWidget *child)
{
if (GTK_IS_SCROLLED_WINDOW (container))
gtk_scrolled_window_add_with_viewport (GTK_SCROLLED_WINDOW (container), child);
else
gtk_container_add (GTK_CONTAINER (container), child);
}
static void
remove_child (GtkWidget *container,
GtkWidget *child)
{
if (GTK_IS_SCROLLED_WINDOW (container))
{
if (gtk_widget_get_parent (child) != container)
child = gtk_widget_get_parent (child);
}
gtk_container_remove (GTK_CONTAINER (container), child);
}
static void
parent_notify (AtkObject *obj, GParamSpec *pspec, SignalData *data)
{
data->count++;
data->parent = atk_object_get_parent (obj);
}
static void
test_add_remove (GtkWidget *widget)
{
AtkObject *accessible;
AtkObject *child_accessible;
SignalData add_data;
SignalData remove_data;
SignalData parent_data[3];
GtkWidget *child[3];
gint i, j;
gint step_children;
accessible = gtk_widget_get_accessible (widget);
add_data.count = 0;
remove_data.count = 0;
g_signal_connect (accessible, "children_changed::add",
G_CALLBACK (children_changed), &add_data);
g_signal_connect (accessible, "children_changed::remove",
G_CALLBACK (children_changed), &remove_data);
step_children = atk_object_get_n_accessible_children (accessible);
for (i = 0; i < 3; i++)
{
if (gtk_container_child_type (GTK_CONTAINER (widget)) == G_TYPE_NONE)
break;
child[i] = gtk_label_new ("bla");
parent_data[i].count = 0;
child_accessible = gtk_widget_get_accessible (child[i]);
g_signal_connect (child_accessible, "notify::accessible-parent",
G_CALLBACK (parent_notify), &(parent_data[i]));
add_child (widget, child[i]);
g_assert_cmpint (add_data.count, ==, i + 1);
g_assert_cmpint (add_data.n_children, ==, step_children + i + 1);
g_assert_cmpint (remove_data.count, ==, 0);
g_assert_cmpint (parent_data[i].count, ==, 1);
if (GTK_IS_SCROLLED_WINDOW (widget) ||
GTK_IS_NOTEBOOK (widget))
g_assert (atk_object_get_parent (ATK_OBJECT (parent_data[i].parent)) == accessible);
else
g_assert (parent_data[i].parent == accessible);
}
for (j = 0 ; j < i; j++)
{
remove_child (widget, child[j]);
g_assert_cmpint (add_data.count, ==, i);
g_assert_cmpint (remove_data.count, ==, j + 1);
g_assert_cmpint (remove_data.n_children, ==, step_children + i - j - 1);
if (parent_data[j].count == 2)
g_assert (parent_data[j].parent == NULL);
else
{
AtkStateSet *set;
set = atk_object_ref_state_set (ATK_OBJECT (parent_data[j].parent));
g_assert (atk_state_set_contains_state (set, ATK_STATE_DEFUNCT));
g_object_unref (set);
}
}
g_signal_handlers_disconnect_by_func (accessible, G_CALLBACK (children_changed), &add_data);
g_signal_handlers_disconnect_by_func (accessible, G_CALLBACK (children_changed), &remove_data);
}
static void
add_child_test (const gchar *prefix,
GTestFixtureFunc test_func,
GtkWidget *widget)
{
gchar *path;
path = g_strdup_printf ("%s/%s", prefix, G_OBJECT_TYPE_NAME (widget));
g_test_add_vtable (path,
0,
g_object_ref (widget),
0,
(GTestFixtureFunc) test_func,
(GTestFixtureFunc) g_object_unref);
g_free (path);
}
static void
add_child_tests (GtkWidget *widget)
{
g_object_ref_sink (widget);
add_child_test ("/child/add-remove", (GTestFixtureFunc)test_add_remove, widget);
g_object_unref (widget);
}
int
main (int argc, char *argv[])
{
gtk_test_init (&argc, &argv, NULL);
g_test_add_func ("/scrolledwindow/child-count", test_scrolled_window_child_count);
add_child_tests (gtk_scrolled_window_new (NULL, NULL));
add_child_tests (gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0));
add_child_tests (gtk_paned_new (GTK_ORIENTATION_HORIZONTAL));
add_child_tests (gtk_grid_new ());
add_child_tests (gtk_event_box_new ());
add_child_tests (gtk_window_new (GTK_WINDOW_TOPLEVEL));
add_child_tests (gtk_assistant_new ());
add_child_tests (gtk_frame_new ("frame"));
add_child_tests (gtk_expander_new ("expander"));
add_child_tests (gtk_table_new (2, 2, FALSE));
add_child_tests (gtk_text_view_new ());
add_child_tests (gtk_tree_view_new ());
#if 0
/* gail doesn't handle non-label children in these */
add_child_tests (gtk_button_new ());
add_child_tests (gtk_statusbar_new ());
#endif
add_child_tests (gtk_notebook_new ());
return g_test_run ();
}