[orca] Fix for bgo#619473 - Orca is not presenting incoming chatroom messages with Pidgin 2.7.0

[Joanmarie Diggs <joanied src gnome org>]

commit e0dcadec8c9547a7140e0bdd93d588d014d655ca
Author: Joanmarie Diggs <joanmarie diggs gmail com>
Date:   Sun May 23 21:18:19 2010 -0400

    Fix for bgo#619473 - Orca is not presenting incoming chatroom messages with Pidgin 2.7.0

 src/orca/scripts/apps/pidgin/script.py |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)
---
diff --git a/src/orca/scripts/apps/pidgin/script.py b/src/orca/scripts/apps/pidgin/script.py
index 79cb840..03b7e41 100644
--- a/src/orca/scripts/apps/pidgin/script.py
+++ b/src/orca/scripts/apps/pidgin/script.py
@@ -724,6 +724,15 @@ class Script(default.Script):
             #
             allTextFields = self.utilities.descendantsWithRole(
                 chatRoomTab, pyatspi.ROLE_TEXT, False)
+
+            # Pidgin 2.7 includes a Find text object, hidden by default.
+            # We can identify (and eliminate) it by STATE_SINGLE_LINE.
+            #
+            allTextFields = \
+                filter(lambda o: 
+                       not o.getState().contains(pyatspi.STATE_SINGLE_LINE),
+                       allTextFields)
+
             index = len(allTextFields) - 2
             if index >= 0:
                 self.chatAreas[chatRoomTab] = allTextFields[index]