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- /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
- /* ***** 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 Mozilla.
- *
- * The Initial Developer of the Original Code is
- * Netscape Communications.
- * Portions created by the Initial Developer are Copyright (C) 2001
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- * Vidur Apparao <vidur@netscape.com> (original author)
- *
- * Alternatively, the contents of this file may be used under the terms of
- * either of 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 ***** */
-
- #include "nsISupports.idl"
-
- interface nsIDocument;
- interface nsIScriptElement;
- interface nsIScriptLoaderObserver;
-
- [scriptable, uuid(339a4eb5-dac6-4034-8c43-f4f8c645ce57)]
- interface nsIScriptLoader : nsISupports {
- /**
- * Initialize loader with a document. The container of this document
- * will be used for getting script evaluation information, including
- * the context in which to do the evaluation. The loader maintains a
- * strong reference to the document.
- *
- * @param aDocument The document to use as the basis for script
- * processing.
- */
- void init(in nsIDocument aDocument);
-
- /**
- * The loader maintains a strong reference to the document with
- * which it is initialized. This call forces the reference to
- * be dropped.
- */
- void dropDocumentReference();
-
- /**
- * Add an observer for all scripts loaded through this loader.
- *
- * @param aObserver observer for all script processing.
- */
- void addObserver(in nsIScriptLoaderObserver aObserver);
-
- /**
- * Remove an observer.
- *
- * @param aObserver observer to be removed
- */
- void removeObserver(in nsIScriptLoaderObserver aObserver);
-
- /**
- * Process a script element. This will include both loading the
- * source of the element if it is not inline and evaluating
- * the script itself.
- *
- * @param aElement The element representing the script to be loaded and
- * evaluated.
- * @param aObserver An observer for this script load only
- *
- */
- void processScriptElement(in nsIScriptElement aElement,
- in nsIScriptLoaderObserver aObserver);
-
- /**
- * Gets the currently executing script. This is useful if you want to
- * generate a unique key based on the currently executing script.
- */
- nsIScriptElement getCurrentScript();
-
- /**
- * Whether the loader is enabled or not.
- * When disabled, processing of new script elements is disabled.
- * Any call to processScriptElement() will fail with a return code of
- * NS_ERROR_NOT_AVAILABLE. Note that this DOES NOT disable
- * currently loading or executing scripts.
- */
- attribute boolean enabled;
- };
-