RetroZilla/extensions/transformiix/source/base/ErrorObserver.h

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is TransforMiiX XSLT processor code.
*
* The Initial Developer of the Original Code is
* The MITRE Corporation.
* Portions created by the Initial Developer are Copyright (C) 1999
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Keith Visco <kvisco@ziplink.net> (Original Author)
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef MITRE_ERROROBSERVER_H
#define MITRE_ERROROBSERVER_H
#include "txCore.h"
#ifdef TX_EXE
#include <iostream.h>
#endif
/**
* A simple interface for observing errors
**/
class ErrorObserver {
public:
/**
* Default Destructor for ErrorObserver
**/
virtual ~ErrorObserver() {};
/**
* Notifies this Error observer of a new error aRes
**/
virtual void receiveError(const nsAString& errorMessage, nsresult aRes) = 0;
/**
* Notifies this Error observer of a new error, with default
* error code NS_ERROR_FAILURE
**/
void receiveError(const nsAString& errorMessage)
{
receiveError(errorMessage, NS_ERROR_FAILURE);
}
}; //-- ErrorObserver
#ifdef TX_EXE
/**
* A simple ErrorObserver which allows printing error messages to a stream
**/
class SimpleErrorObserver : public ErrorObserver {
public:
/**
* Creates a new SimpleErrorObserver.
* All errors will be printed to the console (cout).
**/
SimpleErrorObserver();
/**
* Creates a new SimpleErrorObserver.
* All errors will be printed to the given ostream.
**/
SimpleErrorObserver(ostream& errStream);
virtual ~SimpleErrorObserver() {};
/**
* Notifies this Error observer of a new error aRes
**/
void receiveError(const nsAString& errorMessage, nsresult aRes);
virtual void supressWarnings(MBool supress);
private:
ostream* errStream;
MBool hideWarnings;
}; //-- SimpleErrorObserver
#endif
#endif