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/* -*- Mode: C++; 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
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsISupports.idl"
[builtinclass, scriptable, uuid(288dae24-76e2-43a3-befe-9d9fabe8014e)]
interface nsIBidiKeyboard : nsISupports
{
/**
* Inspects the installed keyboards and resets the bidi keyboard state
*/
void reset();
/**
* Determines if the current keyboard language is right-to-left
* @throws NS_ERROR_FAILURE if no right-to-left keyboards are installed
*/
boolean isLangRTL();
/**
* Determines whether the system has at least one keyboard of each direction
* installed.
*
* @throws NS_ERROR_NOT_IMPLEMENTED if the widget layer does not provide this
* information.
*/
readonly attribute boolean haveBidiKeyboards;
};