[ocrfeeder] Add the "unpaper images after addition" settings to the preferences dialog

[Joaquim Manuel Pereira Rocha <jrocha src gnome org>]

commit 4c90c5c873761674480c6acc7ce408fd43707099
Author: Joaquim Rocha <jrocha igalia com>
Date:   Thu Jul 22 10:51:16 2010 +0200

    Add the "unpaper images after addition" settings to the preferences dialog

 studio/widgetPresenter.py |   14 +++++++++++++-
 1 files changed, 13 insertions(+), 1 deletions(-)
---
diff --git a/studio/widgetPresenter.py b/studio/widgetPresenter.py
index f94ec0a..9810450 100644
--- a/studio/widgetPresenter.py
+++ b/studio/widgetPresenter.py
@@ -1178,6 +1178,8 @@ class PreferencesDialog(gtk.Dialog):
             self.__getBoundsAdjustmentSize()
         self.configuration_manager.deskew_images_after_addition = \
             self.deskew_images.get_active()
+        self.configuration_manager.unpaper_images_after_addition = \
+            self.unpaper_images.get_active()
         index = self.engines_combo.get_active()
         if index != -1:
             lib.debug('ACTIVE INDEX: ', index, self.ocr_engines[index][0].name)
@@ -1487,8 +1489,18 @@ class PreferencesDialog(gtk.Dialog):
                                               'before they are added'))
         self.deskew_images.set_active(
             self.configuration_manager.deskew_images_after_addition)
-        box = gtk.HBox()
+
+        box = gtk.VBox()
         box.pack_start(self.deskew_images, False)
+
+        if self.configuration_manager.has_unpaper:
+            self.unpaper_images = gtk.CheckButton(_('_Unpaper images'),
+                                                  use_underline = True)
+            self.unpaper_images.set_tooltip_text(_('Cleans the image using the '
+                                                   'Unpaper pre-processor'))
+            self.unpaper_images.set_active(
+                self.configuration_manager.unpaper_images_after_addition)
+            box.pack_start(self.unpaper_images, False)
         preprocessing_frame.add(box)
         return preprocessing_frame