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a11y: Update GtkCheckButton

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This is a bit unfortunate, since the aria modelling
doesn't quite agree with ours, so we have to listen
for the togglebutton property change, and we inherit
the pressed state from the togglebutton accessible.
This commit is contained in:
Matthias Clasen 2020-07-17 15:51:28 -04:00 committed by Emmanuele Bassi
parent c36ad5f474
commit e17b5f337d
1 changed files with 33 additions and 0 deletions
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33
gtk/gtkcheckbutton.c
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@ -171,12 +171,43 @@ gtk_check_button_get_property (GObject *object,
}
}
static void
update_accessible_state (GtkCheckButton *check_button)
{
GtkCheckButtonPrivate *priv = gtk_check_button_get_instance_private (check_button);
GtkAccessibleTristate checked_state;
if (priv->inconsistent)
checked_state = GTK_ACCESSIBLE_TRISTATE_MIXED;
else if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (check_button)))
checked_state = GTK_ACCESSIBLE_TRISTATE_TRUE;
else
checked_state = GTK_ACCESSIBLE_TRISTATE_FALSE;
gtk_accessible_update_state (GTK_ACCESSIBLE (check_button),
GTK_ACCESSIBLE_STATE_CHECKED, checked_state,
-1);
}
static void
gtk_check_button_notify (GObject *object,
GParamSpec *pspec)
{
if (pspec->name == I_("active"))
update_accessible_state (GTK_CHECK_BUTTON (object));
if (G_OBJECT_CLASS (gtk_check_button_parent_class)->notify)
G_OBJECT_CLASS (gtk_check_button_parent_class)->notify (object, pspec);
}
static void
gtk_check_button_class_init (GtkCheckButtonClass *class)
{
GObjectClass *object_class = G_OBJECT_CLASS (class);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
object_class->notify = gtk_check_button_notify;
object_class->finalize = gtk_check_button_finalize;
object_class->set_property = gtk_check_button_set_property;
object_class->get_property = gtk_check_button_get_property;
@ -394,6 +425,8 @@ gtk_check_button_set_inconsistent (GtkCheckButton *check_button,
else
gtk_widget_unset_state_flags (GTK_WIDGET (check_button), GTK_STATE_FLAG_INCONSISTENT);
update_accessible_state (check_button);
g_object_notify_by_pspec (G_OBJECT (check_button), props[PROP_INCONSISTENT]);
}
}