/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- * * The contents of this file are subject to the Netscape Public License * Version 1.0 (the "NPL"); you may not use this file except in * compliance with the NPL. You may obtain a copy of the NPL at * http://www.mozilla.org/NPL/ * * Software distributed under the NPL is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL * for the specific language governing rights and limitations under the * NPL. * * The Initial Developer of this code under the NPL is Netscape * Communications Corporation. Portions created by Netscape are * Copyright (C) 1998 Netscape Communications Corporation. All Rights * Reserved. */ // =========================================================================== // This is a mix-in class which handles the enabling policy for // CButtonEnabler. // // For an object to be enabled by a CButtonEnabler attachment, it should // mix-in and implement this interface. Note that a default policy is // implemented by CButtonEnabler. This is intended for LControl-derived // objects which cannot be changed to mix-in MButtonEnablerPolicy and for // which the default policy in CButtonEnabler already Does The Right Thingª. // =========================================================================== #ifndef MButtonEnablerPolicy_H #define MButtonEnablerPolicy_H #pragma once // Class declaration class MButtonEnablerPolicy { private: friend class CButtonEnabler; virtual void HandleButtonEnabling() = 0; }; #endif