gecko/embedding/browser/webBrowser/nsITooltipTextProvider.idl

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/* -*- Mode: C++; tab-width: 4; 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 is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Adam Lock <adamlock@netscape.com>
*
* 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
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* 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
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*
* ***** END LICENSE BLOCK ***** */
#include "nsISupports.idl"
interface nsIDOMNode;
/**
* An interface implemented by a tooltip text provider service. This
* service is called to discover what tooltip text is associated
* with the node that the pointer is positioned over.
*
* Embedders may implement and register their own tooltip text provider
* service if they wish to provide different tooltip text.
*
* The default service returns the text stored in the TITLE
* attribute of the node or a containing parent.
*
* @note
* The tooltip text provider service is registered with the contract
* defined in NS_TOOLTIPTEXTPROVIDER_CONTRACTID.
*
* @see nsITooltipListener
* @see nsIComponentManager
* @see nsIDOMNode
*
* @status FROZEN
*/
[scriptable, uuid(b128a1e6-44f3-4331-8fbe-5af360ff21ee)]
interface nsITooltipTextProvider : nsISupports
{
/**
* Called to obtain the tooltip text for a node.
*
* @arg aNode The node to obtain the text from.
* @arg aText The tooltip text.
*
* @return <CODE>PR_TRUE</CODE> if tooltip text is associated
* with the node and was returned in the aText argument;
* <CODE>PR_FALSE</CODE> otherwise.
*/
boolean getNodeText(in nsIDOMNode aNode, out wstring aText);
};