RetroZilla/content/xml/document/public/nsIXPointer.idl

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2015-10-21 05:03:22 +02:00
/* -*- Mode: IDL; 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.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 2003
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Heikki Toivonen <heikki@netscape.com> (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 ***** */
#include "nsISupports.idl"
interface nsIDOMRange;
interface nsIDOMDocument;
/**
* XXX A good XPointerResult would probably mimic XPathresult,
* this range list is just the minimum that will be able to represent
* all return values, although it would be more user friendly to return
* nodes and node lists when they are possible.
*/
[scriptable, uuid(D3992637-F474-4b65-83ED-323FE69C60D2)]
interface nsIXPointerResult : nsISupports
{
nsIDOMRange item(in unsigned long index);
readonly attribute unsigned long length;
};
/**
* Scheme context for nsIXPointerSchemeProcessor. The context consists of
* all the scheme/data pairs that precede the scheme/data that the
* nsIXPointerSchemeProcessor is currently evaluating.
*/
[uuid(781F4AA1-EBB3-4667-B1C2-2B35E94C4281)]
interface nsIXPointerSchemeContext : nsISupports
{
readonly attribute unsigned long count;
void getSchemeData(in unsigned long index,
out DOMString scheme,
out DOMString data);
};
%{C++
/**
* nsIXPointerSchemeProcessor implementations must be registered with the below
* progid, appended with the scheme name that the processor implements.
*/
#define NS_XPOINTER_SCHEME_PROCESSOR_BASE "@mozilla.org/xml/xpointer;1?scheme="
%}
/**
* nsIXPointerSchemeProcessors will be called by the XPointer Processor that
* implements the XPointer Framework. This is done for each scheme the
* XPointer Processor finds, in left-to-right order.
*/
[uuid(093D3559-B56B-44d0-8764-C25815715080)]
interface nsIXPointerSchemeProcessor : nsISupports
{
/**
* Evaluate.
*
* @param aDocument The document in which to resolve the XPointer.
* @param aContext The XPointer context in which to process aData.
* @param aData The data in the scheme that needs to be resolved.
* @return The result of the evaluation.
*/
nsIXPointerResult evaluate(in nsIDOMDocument aDocument,
in nsIXPointerSchemeContext aContext,
in DOMString aData);
};
/**
* nsIXPointerEvaluator resolves an XPointer expression
*/
[uuid(ADDD0FE5-8555-45b7-B763-97D5898CE268)]
interface nsIXPointerEvaluator : nsISupports
{
/**
* Evaluate an XPointer expression.
*
* @param aDocument The document in which to evaluate.
* @param aExpression The XPointer expression string to evaluate.
* @return The result.
*/
nsIXPointerResult evaluate(in nsIDOMDocument aDocument,
in DOMString aExpression);
};