[orca] Work around for Orca not presenting the gnome-shell run dialog text in braille

[Joanmarie Diggs <joanied src gnome org>]

commit e44400d4341229a2ea9a342c3832abbcd808dcf8
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Tue Jun 5 07:14:14 2012 -0400

    Work around for Orca not presenting the gnome-shell run dialog text in braille

 src/orca/scripts/toolkits/CALLY/script.py |   21 +++++++++++++++++++++
 1 files changed, 21 insertions(+), 0 deletions(-)
---
diff --git a/src/orca/scripts/toolkits/CALLY/script.py b/src/orca/scripts/toolkits/CALLY/script.py
index 1387143..4baf4f2 100644
--- a/src/orca/scripts/toolkits/CALLY/script.py
+++ b/src/orca/scripts/toolkits/CALLY/script.py
@@ -321,3 +321,24 @@ class Script(default.Script):
                 return
 
         default.Script.onStateChanged(self, event)
+
+    def getTextLineAtCaret(self, obj, offset=None):
+        """Gets the line of text where the caret is."""
+
+        # TODO - JD/API: This is to work around the braille issue reported
+        # in bgo 677221. When that is resolved, this workaround can be
+        # removed.
+        string, caretOffset, startOffset = \
+            default.Script.getTextLineAtCaret(self, obj, offset)
+
+        if string:
+            return [string, caretOffset, startOffset]
+
+        try:
+            text = obj.queryText()
+        except:
+            pass
+        else:
+            string = text.getText(0, -1)
+
+        return [string, caretOffset, startOffset]