+ def setglobal(self, key, value):
+ """Set a global preference value.
+
+ Arguments:
+ key -- the preference name
+ value -- the new preference value
+ """
+ self._simple("set-global", key, value)
+
+ def unsetglobal(self, key):
+ """Unset a global preference value.
+
+ Arguments:
+ key -- the preference to remove
+ """
+ self._simple("set-global", key, value)
+
+ def getglobal(self, key):
+ """Get a global preference value.
+
+ Arguments:
+ key -- the preference to look up
+
+ The return value is the preference
+ """
+ ret, details = self._simple("get-global", key)
+ if ret == 555:
+ return None
+ else:
+ return details
+