gecko-dev/xpcom/base/nsIMutable.idl
2012-05-21 12:12:37 +01:00

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* 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"
/**
* nsIMutable defines an interface to be implemented by objects which
* can be made immutable.
*/
[scriptable, uuid(321578d0-03c1-4d95-8821-021ac612d18d)]
interface nsIMutable : nsISupports
{
/**
* Control whether or not this object can be modified. If the flag is
* false, no modification is allowed. Once the flag has been set to false,
* it cannot be reset back to true -- attempts to do so throw
* NS_ERROR_INVALID_ARG.
*/
attribute boolean mutable;
};