[orca] Fix for bgo#582318 - Pressing panning buttons on the braille display should not interupt speech

[Mesar Hameed <mhameed src gnome org>]

commit 921af19ba4daf43e6c73c770e25a2917c353b0dd
Author: Mesar Hameed <mhameed src gnome org>
Date:   Sat Aug 8 19:02:00 2009 +0100

    Fix for bgo#582318 - Pressing panning buttons on the braille display should not interupt speech

 src/orca/braille.py |    7 +++++++
 src/orca/orca.py    |    4 ++--
 2 files changed, 9 insertions(+), 2 deletions(-)
---
diff --git a/src/orca/braille.py b/src/orca/braille.py
index f069504..39b14d7 100644
--- a/src/orca/braille.py
+++ b/src/orca/braille.py
@@ -77,6 +77,13 @@ from orca_i18n import _                          # for gettext support
 #
 _monitor = None
 
+# brlapi keys which are not allowed to interupt speech:
+#
+dontInteruptSpeechKeys = []
+if _brlAPIAvailable:
+    dontInteruptSpeechKeys = [brlapi.KEY_CMD_FWINLT, brlapi.KEY_CMD_FWINRT, \
+        brlapi.KEY_CMD_LNUP, brlapi.KEY_CMD_LNDN]
+
 # Common names for most used BrlTTY commands, to be shown in the GUI:
 # ATM, the ones used in default.py are:
 #
diff --git a/src/orca/orca.py b/src/orca/orca.py
index e69c357..ac300e4 100644
--- a/src/orca/orca.py
+++ b/src/orca/orca.py
@@ -909,9 +909,9 @@ def _processBrailleEvent(event):
 
     # Braille key presses always interrupt speech.
     #
-    speech.stop()
-
     event = BrailleEvent(event)
+    if event.event['command'] not in braille.dontInteruptSpeechKeys:
+        speech.stop()
     orca_state.lastInputEvent = event
 
     try: