[orca] Update orca_state.activeWindow in response to object:state-changed:active

[Joanmarie Diggs <joanied src gnome org>]

commit c4bd2739f08c4b1dc43ff001503a0ad801060db7
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Sun Nov 22 00:46:53 2015 -0500

    Update orca_state.activeWindow in response to object:state-changed:active

 src/orca/scripts/default.py |   12 ++++++++++++
 1 files changed, 12 insertions(+), 0 deletions(-)
---
diff --git a/src/orca/scripts/default.py b/src/orca/scripts/default.py
index e57b9f2..ce03556 100644
--- a/src/orca/scripts/default.py
+++ b/src/orca/scripts/default.py
@@ -2071,6 +2071,18 @@ class Script(script.Script):
     def onActiveChanged(self, event):
         """Callback for object:state-changed:active accessibility events."""
 
+        if event.source.getRole() == pyatspi.ROLE_FRAME:
+            if event.source == orca_state.activeWindow and not event.detail1:
+                msg = "DEFAULT: Event is for active window. Clearing state."
+                debug.println(debug.LEVEL_INFO, msg)
+                orca_state.activeWindow = None
+                return
+
+            if event.detail1:
+                msg = "DEFAULT: Updating active window to event source."
+                debug.println(debug.LEVEL_INFO, msg)
+                orca_state.activeWindow = event.source
+
         if self.findCommandRun:
             self.findCommandRun = False
             self.find()