forked from mirrors/gecko-dev
30984f7bab
Differential Revision: https://phabricator.services.mozilla.com/D62543 --HG-- extra : moz-landing-system : lando
39 lines
1.2 KiB
C++
39 lines
1.2 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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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#ifndef LogModulePrefWatcher_h
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#define LogModulePrefWatcher_h
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#include "nsIObserver.h"
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namespace mozilla {
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/**
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* Watches for changes to "logging.*" prefs and then updates the appropriate
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* LogModule's log level. Both the integer and string versions of the LogLevel
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* enum are supported.
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*
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* For example setting the pref "logging.Foo" to "Verbose" will set the
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* LogModule for "Foo" to the LogLevel::Verbose level. Setting "logging.Bar" to
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* 4 would set the LogModule for "Bar" to the LogLevel::Debug level.
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*/
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class LogModulePrefWatcher : public nsIObserver {
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIOBSERVER
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/**
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* Starts observing logging pref changes.
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*/
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static void RegisterPrefWatcher();
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private:
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LogModulePrefWatcher();
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virtual ~LogModulePrefWatcher() = default;
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};
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} // namespace mozilla
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#endif // LogModulePrefWatcher_h
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