/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 *
 * 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 the Mozilla browser.
 * 
 * The Initial Developer of the Original Code is Netscape
 * Communications, Inc.  Portions created by Netscape are
 * Copyright (C) 1999, Mozilla.  All Rights Reserved.
 * 
 * Contributor(s):
 *   Travis Bogard <travis@netscape.com>
 */

#include "nsISupports.idl"

%{ C++
#include "nscore.h"
#include "nsIScriptContext.h"
%}

/**
 * Implemented by any object capable of supplying a nsIScriptContext.
 * The implentor may create the script context on demand and is
 * allowed (though not expected) to throw it away on release.
 */

interface nsIScriptContext;
interface nsIScriptGlobalObject;

[scriptable, uuid(A94EC640-0BBA-11D2-B326-00805F8A3859)]
interface nsIScriptContextOwner : nsISupports
{
  /**
   * Returns a script context. The assumption is that the
   * script context has an associated script global object and
   * is ready for script evaluation.
   */
	nsIScriptContext getScriptContext();

  /**
   * Returns the script global object
   */
	nsIScriptGlobalObject getScriptGlobalObject();

  /**
   * Called to indicate that the script context is no longer needed.
   * The caller should <B>not</B> also call the context's Release()
   * method.
   */
	void releaseScriptContext(in nsIScriptContext aContext);

  /**
   * Error notification method. Informs the owner that an error 
   * occurred while a script was being evaluted.
   */
	void reportScriptError(in string aErrorString, in string aFileName,
                         in long aLineNo, in string aLineBuf);
};