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98 lines
4.3 KiB
Plaintext
98 lines
4.3 KiB
Plaintext
/* -*- 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: NPL 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 Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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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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* ActiveState Tool Corp..
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* Portions created by the Initial Developer are Copyright (C) 2001
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Mark Hammond <MarkH@ActiveState.com>
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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 the GNU General Public License Version 2 or later (the "GPL"), or
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* 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 NPL, 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 NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsISupports.idl"
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#include "nsIException.idl"
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// An exception provider. These can turn special nsresult codes
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// into nsIExceptions
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[scriptable, uuid(0577744c-c1d2-47f2-8bcc-ce7a9e5a88fc)]
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interface nsIExceptionProvider : nsISupports
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{
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/** Gets an nsIException or returns NULL if not possible. **/
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nsIException getException(in nsresult result, in nsIException defaultException);
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};
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// A ScriptErrorManager for a single thread. These objects
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// are _not_ thread-safe. Use the ScriptErrorService
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// to get a script error manager for your current thread.
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[scriptable, uuid(efc9d00b-231c-4feb-852c-ac017266a415)]
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interface nsIExceptionManager : nsISupports
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{
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/** Sets (or clears with nsnull) the current error on the this thread. */
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void setCurrentException( in nsIException error);
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/** Gets the current error for the current thread, or NULL if no error */
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nsIException getCurrentException();
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/** Gets an exception from a registered exception provider..
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This has no effect on the "current exception" */
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nsIException getExceptionFromProvider( in nsresult rc, in nsIException defaultException);
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};
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// The Exception Service. Allows you to get an set exceptions in a thread
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// safe manner, or to get an ExceptionManager for your specific thread.
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[scriptable, uuid(35A88F54-F267-4414-92A7-191F6454AB52)]
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interface nsIExceptionService : nsIExceptionManager
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{
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/** Obtains an exception manager for the current thread. */
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readonly attribute nsIExceptionManager currentExceptionManager;
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/** Installs an "exception provider" which is capable of
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translating an nsresult into an exception. This enables
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error providers to return simple nsresults and only provide
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rich errors when specifically requested. It also has the
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advantage of allowing code like the DOM to handle all errors
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in a single function rather than at each XPCOM entry point.
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NOTE: This interface must be thread-safe - it will be called
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on whatever thread needs the error translation performed.*/
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void registerExceptionProvider( in nsIExceptionProvider provider, in PRUint32 moduleCode );
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void unregisterExceptionProvider( in nsIExceptionProvider provider, in PRUint32 moduleCode );
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};
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%{ C++
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#define NS_EXCEPTIONSERVICE_CLASSNAME "Exception Service"
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// {35A88F54-F267-4414-92A7-191F6454AB52}
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#define NS_EXCEPTIONSERVICE_CID \
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{ 0x35a88f54, 0xf267, 0x4414, { 0x92, 0xa7, 0x19, 0x1f, 0x64, 0x54, 0xab, 0x52 } }
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#define NS_EXCEPTIONSERVICE_CONTRACTID "@mozilla.org/exceptionservice;1"
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%}
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