diff options
Diffstat (limited to 'sugar/util.py')
-rw-r--r-- | sugar/util.py | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/sugar/util.py b/sugar/util.py index bfddf32..9cb7d55 100644 --- a/sugar/util.py +++ b/sugar/util.py @@ -4,6 +4,20 @@ import random import binascii import string +import gobject + +class GObjectSingletonMeta(gobject.GObjectMeta): + """GObject Singleton Metaclass""" + + def __init__(klass, name, bases, dict): + gobject.GObjectMeta.__init__(klass, name, bases, dict) + klass.__instance = None + + def __call__(klass, *args, **kwargs): + if klass.__instance is None: + klass.__instance = gobject.GObjectMeta.__call__(klass, *args, **kwargs) + return klass.__instance + def _stringify_sha(sha_hash): """Convert binary sha1 hash data into printable characters.""" print_sha = "" |