From d50ebd947ce33ec026a566bdbce5c7ee01457c98 Mon Sep 17 00:00:00 2001
From: Matthias Clasen <mclasen@redhat.com>
Date: Mon, 19 Oct 2020 11:33:38 -0400
Subject: a11y: Add bounds change api

Add a way for GTK to pass bounds change information
to the AT context.
---
 gtk/gtkaccessible.c | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

(limited to 'gtk/gtkaccessible.c')

diff --git a/gtk/gtkaccessible.c b/gtk/gtkaccessible.c
index 582cdf08fd..bef2ced14e 100644
--- a/gtk/gtkaccessible.c
+++ b/gtk/gtkaccessible.c
@@ -699,6 +699,33 @@ gtk_accessible_get_platform_state (GtkAccessible              *self,
   return GTK_ACCESSIBLE_GET_IFACE (self)->get_platform_state (self, state);
 }
 
+/*<private>
+ * gtk_accessible_bounds_changed:
+ * @self: a #GtkAccessible
+ *
+ * This function can be used to inform ATs that an
+ * accessibles bounds (ie its screen extents) have
+ * changed.
+ *
+ * Note that the bounds are not included in this API.
+ * AT backends should use widget API to obtain them.
+ */
+void
+gtk_accessible_bounds_changed (GtkAccessible *self)
+{
+  GtkATContext *context;
+
+  if (GTK_IS_WIDGET (self) &&
+      gtk_widget_get_root (GTK_WIDGET (self)) == NULL)
+    return;
+
+  context = gtk_accessible_get_at_context (self);
+  if (context == NULL)
+    return;
+
+  gtk_at_context_bounds_changed (context);
+}
+
 /*<private>
  * gtk_accessible_should_present:
  * @self: a #GtkAccessible
-- 
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