Merge lp:~gary-lasker/software-center/fix-crash-lp944875 into lp:software-center

[Gary Lasker]

Fix an intermittent crash that can happen if the installed view pane has not been built yet when a call to show the spinner is made as a result of a refresh.

[Michael Vogt (mvo)]

Thanks! Nice and clean.

review: Approve

[Gary Lasker (gary-lasker)]

Thanks for the review, Michael!

=== modified file 'softwarecenter/ui/gtk3/panes/installedpane.py'
--- softwarecenter/ui/gtk3/panes/installedpane.py	2012-02-28 13:51:20 +0000
+++ softwarecenter/ui/gtk3/panes/installedpane.py	2012-03-06 18:22:20 +0000
@@ -113,6 +113,8 @@
         
         self.visible_docids = None
         self.visible_cats = {}
+        
+        self.installed_spinner_notebook = None
 
     def init_view(self):
         if self.view_initialized: 
@@ -215,11 +217,13 @@
         
     def show_installed_view_spinner(self):
         """ display the local spinner for the installed view panel """
-        self.installed_spinner_notebook.show_spinner()
+        if self.installed_spinner_notebook:
+            self.installed_spinner_notebook.show_spinner()
         
     def hide_installed_view_spinner(self):
         """ hide the local spinner for the installed view panel """
-        self.installed_spinner_notebook.hide_spinner()
+        if self.installed_spinner_notebook:
+            self.installed_spinner_notebook.hide_spinner()
 
     def _selected_computer_changed(self, oneconf_pickler, hostid, hostname):
         if self.current_hostid == hostid: