view sat_frontends/tools/host_listener.py @ 3443:1d12e7a3401d

contrat social: replaced formulation about censorship: The formulation "Nous ferons tout notre possible pour lutter contre toute tentative de censure." as been replaced by "Nous ferons tout notre possible pour lutter contre toute tentative de censure, y compris en protégeant la parole des victimes de harcèlement, discours haineux, menaces, humiliations et tout ce qui pourrait mener à de l'autocensure." This as been requested in annual general meeting of 2019-11-23
author Goffi <goffi@goffi.org>
date Sat, 05 Dec 2020 11:53:11 +0100 (2020-12-05)
parents 559a625a236b
children be6d91572633
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#!/usr/bin/env python3


# SAT: a jabber client
# Copyright (C) 2009-2020 Jérôme Poisson (goffi@goffi.org)

# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.

# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.

# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

"""This module is only used launch callbacks when host is ready, used for early initialisation stuffs"""


listeners = []


def addListener(cb):
    """Add a listener which will be called when host is ready

    @param cb: callback which will be called when host is ready with host as only argument
    """
    listeners.append(cb)


def callListeners(host):
    """Must be called by frontend when host is ready.

    The call will launch all the callbacks, then remove the listeners list.
    @param host(QuickApp): the instancied QuickApp subclass
    """
    global listeners
    while True:
        try:
            cb = listeners.pop(0)
            cb(host)
        except IndexError:
            break
    del listeners