def on_import_preferences(self, event=None):
"""
Imports a preference file. Backs up the user's current preference file
into a directory, with a timestamp on the filename
"""
logger.debug("Prompting to import preferences")
wildcard = _("Whyteboard Preference Files") + u" (*.pref)|*.pref"
filename = file_dialog(self, _("Import Preferences From..."), wx.OPEN,
wildcard, get_home_dir())
if filename:
Config().init(filename)
_dir = os.path.join(get_home_dir(), u"pref-bkup")
if not os.path.isdir(_dir):
os.makedirs(_dir)
home = os.path.join(get_home_dir(), u"user.pref")
if os.path.exists(home):
stamp = time.strftime(u"%d-%m-%Y_%H-%M_%S")
logger.debug("Renaming old preferences file to [%s]", stamp)
os.rename(home, os.path.join(_dir, stamp + u".user.pref"))
config = Config().clone()
config.init(filename)
self.update_config(config.config)
