зеркало из https://github.com/mozilla/gecko-dev.git
63 строки
2.6 KiB
Plaintext
63 строки
2.6 KiB
Plaintext
/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsISupports.idl"
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interface nsITimerCallback;
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/**
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* An interface describing a global application service that allows long
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* duration (e.g. 1-7 or more days, weeks or months) timers to be registered
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* and then fired.
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*/
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[scriptable, uuid(0765c92c-6145-4253-9db4-594d8023087e)]
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interface nsIUpdateTimerManager : nsISupports
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{
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/**
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* Register an interval with the timer manager. The timer manager
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* periodically checks to see if the interval has expired and if it has
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* calls the specified callback. This is persistent across application
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* restarts and can handle intervals of long durations.
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* @param id
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* An id that identifies the interval, used for persistence
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* @param callback
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* A nsITimerCallback object that is notified when the interval
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* expires
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* @param interval
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* The length of time, in seconds, of the interval
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*
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* Note: to avoid having to instantiate a component to call registerTimer
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* the component can intead register an update-timer category with comma
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* separated values as a single string representing the timer as follows.
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*
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* _xpcom_categories: [{ category: "update-timer",
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* value: "contractID," +
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* "method," +
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* "id," +
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* "preference," +
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* "interval" }],
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* the values are as follows
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* contractID : the contract ID for the component.
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* method : the method used to instantiate the interface. This should be
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* either getService or createInstance depending on your
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* component.
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* id : the id that identifies the interval, used for persistence.
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* preference : the preference to for timer interval. This value can be
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* optional by specifying an empty string for the value.
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* interval : the default interval in seconds for the timer.
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*/
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void registerTimer(in AString id,
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in nsITimerCallback callback,
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in unsigned long interval);
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/**
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* Unregister an existing interval from the timer manager.
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*
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* @param id
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* An id that identifies the interval.
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*/
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void unregisterTimer(in AString id);
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};
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