[at-spi2-atk/gnome-3-0] Always emit children-changed, property-change, and state-changed events

[Mike Gorse <mgorse src gnome org>]

commit 47f036fe46a2b20811387842b16b0206a496ee14
Author: Mike Gorse <mgorse novell com>
Date:   Sun May 22 11:03:47 2011 -0500

    Always emit children-changed, property-change, and state-changed events
    
    libatspi currently listens for ChildrenChanged, PropertyChange, and
    StateChanged events but does not call RegisterEvent for them.
    Intending to come up with a better fix for 2.2.

 atk-adaptor/event.c |   13 +++++++++++++
 1 files changed, 13 insertions(+), 0 deletions(-)
---
diff --git a/atk-adaptor/event.c b/atk-adaptor/event.c
index 68c4a6a..f37649c 100644
--- a/atk-adaptor/event.c
+++ b/atk-adaptor/event.c
@@ -365,6 +365,19 @@ signal_is_needed (const gchar *klass, const gchar *major, const gchar *minor)
   data [2] = ensure_proper_format (minor);
   data [3] = NULL;
 
+  /* Hack: Always pass events that update the cache.
+   * TODO: FOr 2.2, have at-spi2-core define a special "cache listener" for
+   * this instead, so that we don't send these if no one is listening */
+  if (!g_strcmp0 (data [1], "ChildrenChanged") ||
+      !g_strcmp0 (data [1], "PropertyChange") ||
+      !g_strcmp0 (data [1], "StateChanged"))
+  {
+    g_free (data [2]);
+    g_free (data [1]);
+    g_free (data [0]);
+    return TRUE;
+  }
+
   /* Hack: events such as "object::text-changed::insert:system" as
      generated by Gecko */
   data [2][strcspn (data [2], ":")] = '\0';