dom/xslt/base/txErrorObserver.h

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #ifndef MITRE_ERROROBSERVER_H
   7 #define MITRE_ERROROBSERVER_H
   8
   9 #include "txCore.h"
  10
  11 /**
  12  * A simple interface for observing errors
  13  **/
  14 class ErrorObserver {
  15  public:
  16   /**
  17    * Default Destructor for ErrorObserver
  18    **/
  19   virtual ~ErrorObserver() {};
  20
  21   /**
  22    *  Notifies this Error observer of a new error aRes
  23    **/
  24   virtual void receiveError(const nsAString& errorMessage, nsresult aRes) = 0;
  25
  26   /**
  27    *  Notifies this Error observer of a new error, with default
  28    *  error code NS_ERROR_FAILURE
  29    **/
  30   void receiveError(const nsAString& errorMessage) {
  31     receiveError(errorMessage, NS_ERROR_FAILURE);
  32   }
  33
  34 };  //-- ErrorObserver
  35
  36 #endif