From 6d9ac3f513cdcca0b7a370f82650c6d183533ea0 Mon Sep 17 00:00:00 2001
From: Walter Bender <walter@sugarlabs.org>
Date: Sat, 25 May 2013 19:54:11 +0000
Subject: restore cursor if chooser dialog is aborted

---
diff --git a/TurtleArt/tautils.py b/TurtleArt/tautils.py
index b520907..ff9ae7e 100644
--- a/TurtleArt/tautils.py
+++ b/TurtleArt/tautils.py
@@ -342,12 +342,12 @@ def chooser_dialog(parent_window, filter, action):
             chooser.destroy()
             del chooser
 
-    if dsobject is not None:
-        gobject.idle_add(_take_action, action, dsobject)
+    gobject.idle_add(_take_action, action, dsobject)
 
 def _take_action(action, dsobject):
     action(dsobject)
-    dsobject.destroy()
+    if dsobject is not None:
+        dsobject.destroy()
 
 def data_from_file(ta_file):
     ''' Open the .ta file, ignoring any .png file that might be present. '''
diff --git a/TurtleArt/tawindow.py b/TurtleArt/tawindow.py
index e4c7b65..064df2f 100644
--- a/TurtleArt/tawindow.py
+++ b/TurtleArt/tawindow.py
@@ -3370,8 +3370,9 @@ before making changes to your Turtle Blocks program'))
 
     def _update_media_blk(self, dsobject):
         ''' Called from the chooser to load a media block '''
-        self._update_media_icon(self.selected_blk, dsobject,
-                                dsobject.object_id)
+        if dsobject is not None:
+            self._update_media_icon(self.selected_blk, dsobject,
+                                    dsobject.object_id)
 
     def _update_media_icon(self, blk, name, value=''):
         ''' Update the icon on a 'loaded' media block. '''
@@ -3700,6 +3701,8 @@ before making changes to your Turtle Blocks program'))
     def load_python_code_from_journal(self, dsobject, blk=None):
         ''' Read the Python code from the Journal object '''
         self.python_code = None
+        if dsobject is None:
+            return
         try:
             file_handle = open(dsobject.file_path, "r")
             self.python_code = file_handle.read()
diff --git a/TurtleArtActivity.py b/TurtleArtActivity.py
index 48fb47f..9dcf352 100644
--- a/TurtleArtActivity.py
+++ b/TurtleArtActivity.py
@@ -199,6 +199,9 @@ class TurtleArtActivity(activity.Activity):
 
     def _load_ta_project(self, dsobject):
         ''' Load a TA project from the datastore. '''
+        if dsobject is None:
+            self.restore_cursor()
+            return
         try:
             _logger.debug('Opening %s ' % (dsobject.file_path))
             self.read_file(dsobject.file_path, plugin=False)
@@ -217,6 +220,9 @@ class TurtleArtActivity(activity.Activity):
 
     def _load_ta_plugin(self, dsobject):
         ''' Load a TA plugin from the datastore. '''
+        if dsobject is None:
+            self.restore_cursor()
+            return
         _logger.debug('Opening %s ' % (dsobject.file_path))
         self.read_file(dsobject.file_path, plugin=True)
 
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