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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* 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
#include "nsISupports.idl"
#include "msgIDelegateList.idl"
/**
* Mailnews code typically has a C++ base class for objects, which is then
* specialized for each account type with a C++ subclass of the base class.
*
* This interface provides the ability of JavaScript-based account
* implementations to use the same C++ base classes as core objects, but
* use JavaScript to override methods instead of C++.
*/
[scriptable, uuid(68075269-8BBD-4a09-AC04-3241BF44F633)]
interface msgIOverride : nsISupports
{
/**
*
* A list of methods in the C++ base class that will be delegated to the JS
* delegate. This is calculated once, and then a fixed value is set to
* all subsequent instances so that it does not need to be recalculated each
* time. If the value has not yet been set, this will return a new instance.
*/
attribute msgIDelegateList methodsToDelegate;
/**
* JavaScript-based xpcom object that overrides C++ methods.
*/
attribute nsISupports jsDelegate;
/**
* C++ class used to implement default functionality. This is used when
* JavaScript methods want to call the base class default action, bypassing a
* possible JS override.
*/
readonly attribute nsISupports cppBase;
};