mirror of
https://github.com/lxsang/antos-frontend.git
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90 lines
3.5 KiB
CoffeeScript
90 lines
3.5 KiB
CoffeeScript
# Copyright 2017-2018 Xuan Sang LE <xsang.le AT gmail DOT com>
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# AnTOS Web desktop is is licensed under the GNU General Public
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# License v3.0, see the LICENCE file for more information
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# This program is free software: you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation, either version 3 of
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# the License, or (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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# You should have received a copy of the GNU General Public License
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#along with this program. If not, see https://www.gnu.org/licenses/.
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class Announcer
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constructor: () ->
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@observable = {}
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@enable = true
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disable: () ->
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@off("*")
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@enable = false
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on: (evtName, callback) ->
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return unless @enable
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@observable[evtName] = { one: new Set(), many: new Set() } unless @observable[evtName]
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@observable[evtName].many.add callback
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one: (evtName, callback) ->
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return unless @enable
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@observable[evtName] = { one: new Set(), many: new Set() } unless @observable[evtName]
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@observable[evtName].one.add callback
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off: (evtName, callback) ->
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me = @
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fn = (evt, cb) ->
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return unless me.observable[evt]
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if cb
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me.observable[evt].one.delete(cb)
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me.observable[evt].many.delete(cb)
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else
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delete me.observable[evt] if me.observable[evt]
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if evtName is "*" then fn k, callback for k, v of me.observable else fn evtName, callback
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trigger: (evtName, data) ->
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me = @
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trig = (name, d) ->
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names = [name, "*"]
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for evt in names
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continue unless me.observable[evt]
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me.observable[evt].one.forEach (f) ->
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f data
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me.observable[evt].one = new Set()
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me.observable[evt].many.forEach (f) ->
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f data
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if evtName is "*"
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trig k, data for k, v of me.observable when k isnt "*"
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else
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trig evtName, data
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Ant.OS.API.Announcer = Announcer
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Ant.OS.announcer =
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observable: new Ant.OS.API.Announcer()
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quota: 0
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listeners: {}
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on: (e, f, a) ->
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Ant.OS.announcer.listeners[a.pid] = [] unless Ant.OS.announcer.listeners[a.pid]
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Ant.OS.announcer.listeners[a.pid].push { e: e, f: f }
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Ant.OS.announcer.observable.on e, f
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trigger: (e, d) -> Ant.OS.announcer.observable.trigger e, d
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osfail: (m, e, s) ->
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Ant.OS.announcer.ostrigger "fail", { m: m, e: e, s: s }
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oserror: (m, e, s) ->
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Ant.OS.announcer.ostrigger "error", { m: m, e: e, s: s }
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osinfo: (m) ->
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Ant.OS.announcer.ostrigger "info", { m: m, e: null, s: null }
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ostrigger: (e, d) ->
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Ant.OS.announcer.trigger e, { id: 0, data: d, name: "OS" }
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unregister: (app) ->
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return unless Ant.OS.announcer.listeners[app.pid] and Ant.OS.announcer.listeners[app.pid].length > 0
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Ant.OS.announcer.observable.off i.e, i.f for i in Ant.OS.announcer.listeners[app.pid]
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delete Ant.OS.announcer.listeners[app.pid]
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# Ant.OS.announcer.listeners[app.pid]
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getMID: () ->
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Ant.OS.announcer.quota += 1
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Ant.OS.announcer.quota |