libview: Emit the AtkText text-caret-moved and text-selection-changed signals

https://bugzilla.gnome.org/show_bug.cgi?id=701732

origin commit:
https://git.gnome.org/browse/evince/commit/?h=gnome-3-10&id=2590224

1 files changed, 23 insertions, 0 deletions

diff --git a/libview/ev-view-accessible.c b/libview/ev-view-accessible.c
index e415b71b..6fd633ae 100644
--- a/libview/ev-view-accessible.c
+++ b/libview/ev-view-accessible.c
@@ -908,6 +908,22 @@ ev_view_accessible_hypertext_iface_init (AtkHypertextIface *iface)
 	iface->get_link_index = ev_view_accessible_get_link_index;
 }
 
+static void
+ev_view_accessible_cursor_moved (EvView *view,
+                                 gint page,
+                                 gint offset,
+                                 EvViewAccessible *accessible)
+{
+	g_signal_emit_by_name (accessible, "text-caret-moved", offset);
+}
+
+static void
+ev_view_accessible_selection_changed (EvView *view,
+                                      EvViewAccessible *accessible)
+{
+	g_signal_emit_by_name (accessible, "text-selection-changed");
+}
+
 AtkObject *
 ev_view_accessible_new (GtkWidget *widget)
 {
@@ -918,6 +934,13 @@ ev_view_accessible_new (GtkWidget *widget)
 	accessible = g_object_new (EV_TYPE_VIEW_ACCESSIBLE, NULL);
 	atk_object_initialize (accessible, widget);
 
+	g_signal_connect (widget, "cursor-moved",
+	                  G_CALLBACK (ev_view_accessible_cursor_moved),
+	                  accessible);
+	g_signal_connect (widget, "selection-changed",
+	                  G_CALLBACK (ev_view_accessible_selection_changed),
+	                  accessible);
+
 	return accessible;
 }