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103 lines
3.3 KiB
C++
103 lines
3.3 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/*
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* nsConsoleService class declaration.
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*/
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#ifndef __nsconsoleservice_h__
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#define __nsconsoleservice_h__
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#include "mozilla/Attributes.h"
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#include "mozilla/Mutex.h"
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#include "nsCOMPtr.h"
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#include "nsInterfaceHashtable.h"
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#include "nsHashKeys.h"
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#include "nsIConsoleService.h"
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class nsConsoleService MOZ_FINAL : public nsIConsoleService
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{
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public:
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nsConsoleService();
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nsresult Init();
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NS_DECL_ISUPPORTS
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NS_DECL_NSICONSOLESERVICE
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void SetIsDelivering() {
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MOZ_ASSERT(NS_IsMainThread());
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MOZ_ASSERT(!mDeliveringMessage);
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mDeliveringMessage = true;
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}
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void SetDoneDelivering() {
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MOZ_ASSERT(NS_IsMainThread());
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MOZ_ASSERT(mDeliveringMessage);
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mDeliveringMessage = false;
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}
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private:
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~nsConsoleService();
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// Circular buffer of saved messages
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nsIConsoleMessage **mMessages;
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// How big?
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PRUint32 mBufferSize;
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// Index of slot in mMessages that'll be filled by *next* log message
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PRUint32 mCurrent;
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// Is the buffer full? (Has mCurrent wrapped around at least once?)
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bool mFull;
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// Are we currently delivering a console message on the main thread? If
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// so, we suppress incoming messages on the main thread only, to avoid
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// infinite repitition.
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bool mDeliveringMessage;
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// Listeners to notify whenever a new message is logged.
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nsInterfaceHashtable<nsISupportsHashKey, nsIConsoleListener> mListeners;
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// To serialize interesting methods.
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mozilla::Mutex mLock;
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};
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#endif /* __nsconsoleservice_h__ */
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