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/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
[ChromeOnly,
Exposed=Window]
interface TreeContentView
{
/**
* Retrieve the content item associated with the specified row.
*/
[Throws]
Element? getItemAtIndex(long row);
/**
* Retrieve the index associated with the specified content item.
*/
long getIndexOfItem(Element? item);
};
TreeContentView includes TreeView;