[orca] Fix for bug #637551 - Pressing help in the Orca Preferences dialog should put you in the Preferences

[Joanmarie Diggs <joanied src gnome org>]

commit ab0d6e4bba417640d1d4ac614b2a2f688e317ca7
Author: Joanmarie Diggs <joanmarie diggs gmail com>
Date:   Sun Dec 19 05:49:07 2010 -0500

    Fix for bug #637551 - Pressing help in the Orca Preferences dialog should put you in the Preferences help

 src/orca/orca.py           |    7 +++++--
 src/orca/orca_gui_prefs.py |    2 +-
 2 files changed, 6 insertions(+), 3 deletions(-)
---
diff --git a/src/orca/orca.py b/src/orca/orca.py
index 02459c6..6e3b553 100644
--- a/src/orca/orca.py
+++ b/src/orca/orca.py
@@ -1301,13 +1301,16 @@ def _showPreferencesConsole(script=None, inputEvent=None):
 
     return True
 
-def helpForOrca(script=None, inputEvent=None):
+def helpForOrca(script=None, inputEvent=None, page=""):
     """Show Orca Help window (part of the GNOME Access Guide).
 
     Returns True to indicate the input event has been consumed.
     """
+    uri = "ghelp:orca"
+    if page:
+        uri += "?%s" % page
     gtk.show_uri(gtk.gdk.screen_get_default(),
-                 "ghelp:orca",
+                 uri,
                  gtk.get_current_event_time())
     return True
 
diff --git a/src/orca/orca_gui_prefs.py b/src/orca/orca_gui_prefs.py
index 6dcc9cc..1ce66a0 100644
--- a/src/orca/orca_gui_prefs.py
+++ b/src/orca/orca_gui_prefs.py
@@ -4215,7 +4215,7 @@ class OrcaSetupGUI(orca_gtkbuilder.GtkBuilderWrapper):
         - widget: the component that generated the signal.
         """
 
-        orca.helpForOrca()
+        orca.helpForOrca(page="preferences")
 
     def restoreSettings(self):
         """Restore the settings we saved away when opening the preferences