From ec0c3450480c48418dc4d6424bba518dd8ef884d Mon Sep 17 00:00:00 2001
From: Walter Bender <walter.bender@gmail.com>
Date: Tue, 29 May 2012 19:34:05 +0000
Subject: get_lower(), get_upper only available in PyGTK 2.14 and above

---
diff --git a/TurtleArtActivity.py b/TurtleArtActivity.py
index 24ed3f6..d8a4a36 100644
--- a/TurtleArtActivity.py
+++ b/TurtleArtActivity.py
@@ -372,18 +372,26 @@ class TurtleArtActivity(activity.Activity):
         ''' Adjust the scrolled window position. '''
         hadj = self.sw.get_hadjustment()
         hvalue = hadj.get_value() + dx
-        if hvalue < hadj.get_lower():
-            hvalue = hadj.get_lower()
-        elif hvalue > hadj.get_upper():
-            hvalue = hadj.get_upper()
+        try:
+            if hvalue < hadj.get_lower():
+                hvalue = hadj.get_lower()
+            elif hvalue > hadj.get_upper():
+                hvalue = hadj.get_upper()
+        except AttributeError:
+            _logger.debug(
+                'get_lower, get_upper only available in PyGTK 2.14 and above.')
         hadj.set_value(hvalue)
         self.sw.set_hadjustment(hadj)
         vadj = self.sw.get_vadjustment()
         vvalue = vadj.get_value() + dy
-        if vvalue < vadj.get_lower():
-            vvalue = vadj.get_lower()
-        elif vvalue > vadj.get_upper():
-            vvalue = vadj.get_upper()
+        try:
+            if vvalue < vadj.get_lower():
+                vvalue = vadj.get_lower()
+            elif vvalue > vadj.get_upper():
+                vvalue = vadj.get_upper()
+        except AttributeError:
+            _logger.debug(
+                'get_lower, get_upper only available in PyGTK 2.14 and above.')
         vadj.set_value(vvalue)
         self.sw.set_vadjustment(vadj)
         self._defer_palette_move = True
--
cgit v0.9.1