/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 0 -*-
 *
 * 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
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "nsISupports.idl"

/**
 * The nsIWebBrowserChromeFocus is implemented by the same object as the
 * nsIEmbeddingSiteWindow. It represents the focus up-calls from mozilla
 * to the embedding chrome. See mozilla bug #70224 for gratuitous info.
 */

[scriptable, uuid(947B2EE6-51ED-4C2B-9F45-426C27CA84C6)]
interface nsIWebBrowserChromeFocus : nsISupports
{
    /**
     * Set the focus at the next focusable element in the chrome. If
     * aForDocumentNavigation is true, this was a document navigation, so
     * focus the parent window. 
     */

    void focusNextElement(in bool aForDocumentNavigation);

    /**
     * Set the focus at the previous focusable element in the chrome.
     */

    void focusPrevElement(in bool aForDocumentNavigation);

};