def _get_one(self, name):
try:
item = interfaceInfoManager.GetInfoForName(name)
except xpcom.COMException, why:
# Present a better exception message, and give a more useful error code.
import nsError
raise xpcom.COMException(nsError.NS_ERROR_NO_INTERFACE, "The interface '%s' does not exist" % (name,))
def createInstance(self, iid = None):
import xpcom.client
try:
return xpcom.client.Component(self.contractid, _get_good_iid(iid))
except xpcom.COMException as details:
from . import nsError
# Handle "no such component" in a cleaner way for the user.
if details.errno == nsError.NS_ERROR_FACTORY_NOT_REGISTERED:
raise xpcom.COMException(details.errno, "No such component '%s'" % (self.contractid,))
raise # Any other exception reraise.
# The contents of this file are subject to the Mozilla Public License Version