From 2aa1c06b0d280b42293af25f8aaa808649cdd71b Mon Sep 17 00:00:00 2001
From: jvoisin
Date: Wed, 15 Feb 2012 13:46:25 +0100
Subject: Usability improvement for "supported formats" popup

---
 mat-gui | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/mat-gui b/mat-gui
index cac4a7f..1249cd6 100755
--- a/mat-gui
+++ b/mat-gui
@@ -354,6 +354,12 @@ class GUI:
         with open(path, 'r') as xmlfile:
             parser.parse(xmlfile)
 
+        def expander_callback(current):
+            ''' Close every expander except the current one '''
+            for i in vbox.get_children()[1:]:  # first child is a gtk.Label
+                if i != current:
+                    i.set_expanded(False)
+
         for item in handler.list:  # list of dict : one dict per format
             #create one expander per format
             title = '%s (%s)' % (item['name'], item['extension'])
@@ -369,6 +375,7 @@ class GUI:
             label = gtk.Label()
             label.set_markup(content)
             expander.add(label)
+            expander.connect('activate', expander_callback)
 
         dialog.show_all()
         click = dialog.run()
-- 
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