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219 lines
9.2 KiB
C
219 lines
9.2 KiB
C
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Communicator client code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Simon Fraser <sfraser@netscape.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef __AEGENERICCLASS__
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#define __AEGENERICCLASS__
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#include "nsAEClassIterator.h"
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// pure virtual base class that provides stubs for much objecct functionality.
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class AEGenericClass
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{
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friend class AEDispatchHandler;
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public:
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AEGenericClass(DescType classType, DescType containerClass); // throws OSErrs
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virtual ~AEGenericClass();
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// ----------------------------------------------------------------------------
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// Dispatch routine
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// ----------------------------------------------------------------------------
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void DispatchEvent( AEDesc* token,
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const AppleEvent* appleEvent,
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AppleEvent* reply); // throws OSErrs
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// ----------------------------------------------------------------------------
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// Item from container accessor
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// ----------------------------------------------------------------------------
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static pascal OSErr ItemFromContainerAccessor( DescType desiredClass,
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const AEDesc* containerToken,
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DescType containerClass,
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DescType keyForm,
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const AEDesc* keyData,
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AEDesc* resultToken,
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long refCon);
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protected:
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// MT-NW suite events
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enum {
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kAEExtract = 'Extr',
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kExtractKeyDestFolder = 'Fold',
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kAESendMessage = 'Post'
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};
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virtual void GetPropertyFromObject( DescType desiredClass,
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const AEDesc* containerToken,
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DescType containerClass,
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DescType keyForm,
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const AEDesc* keyData,
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AEDesc* resultToken);
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virtual void GetProperty( DescType desiredClass,
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const AEDesc* containerToken,
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DescType containerClass,
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DescType keyForm,
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const AEDesc* keyData,
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AEDesc* resultToken);
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// ----------------------------------------------------------------------------
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// GetItemFromContainer
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//
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// Overridable method to get an item from its container.
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//
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// ----------------------------------------------------------------------------
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virtual void GetItemFromContainer( DescType desiredClass,
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const AEDesc* containerToken,
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DescType containerClass,
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DescType keyForm,
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const AEDesc* keyData,
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AEDesc* resultToken) = 0;
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// ----------------------------------------------------------------------------
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// OSL Callbacks (compare and count)
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// ----------------------------------------------------------------------------
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virtual void CompareObjects( DescType comparisonOperator,
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const AEDesc * object,
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const AEDesc * descriptorOrObject,
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Boolean * result);
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virtual void CountObjects( DescType desiredType,
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DescType containerClass,
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const AEDesc * container,
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long * result);
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// ----------------------------------------------------------------------------
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// Core Suite Object Event handlers
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// ----------------------------------------------------------------------------
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virtual void HandleClose(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply);
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virtual void HandleCount(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply);
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virtual void HandleSetData(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply);
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virtual void HandleGetData(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply);
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virtual void HandleDataSize(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply);
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virtual void HandleDelete(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply);
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virtual void HandleDuplicate(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply);
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virtual void HandleExists(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply);
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virtual void HandleMake(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply);
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virtual void HandleMove(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply);
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virtual void HandleOpen(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply);
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virtual void HandleReOpen(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply);
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virtual void HandleRun(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply);
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virtual void HandlePrint(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply);
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virtual void HandleQuit(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply);
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virtual void HandleSave(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply);
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// ----------------------------------------------------------------------------
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// MT-NW suite event handlers
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// ----------------------------------------------------------------------------
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virtual void HandleExtract(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply);
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virtual void HandleSendMessage(AEDesc *token, const AppleEvent *appleEvent, AppleEvent *reply);
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// ----------------------------------------------------------------------------
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// Get and Set methods for objects and list. Note that the object methods are pure virtual
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// ----------------------------------------------------------------------------
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virtual void GetDataFromObject(const AEDesc *token, AEDesc *desiredTypes, AEDesc *data) = 0;
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virtual void SetDataForObject(const AEDesc *token, AEDesc *data) = 0;
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// ----------------------------------------------------------------------------
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// Methods for creating self and container specifiers
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// ----------------------------------------------------------------------------
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void CreateSpecifier(const AEDesc *token, AEDesc *outSpecifier);
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virtual void GetContainerSpecifier(const AEDesc *token, AEDesc *outContainerSpecifier);
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virtual void CreateSelfSpecifier(const AEDesc *token, AEDesc *outSpecifier) = 0;
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void GetDataFromListOrObject(const AEDesc *tokenOrTokenList, AEDesc *desiredTypes, AEDesc *data);
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void SetDataForListOrObject(const AEDesc *tokenOrTokenList, const AppleEvent *appleEvent, AppleEvent *reply);
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void GetDataFromList(const AEDesc *srcList, AEDesc *desiredTypes, AEDesc *dstList);
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void SetDataForList(const AEDesc *token, AEDesc *data);
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void GetPropertyFromListOrObject( DescType desiredClass,
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const AEDesc* containerToken,
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DescType containerClass,
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DescType keyForm,
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const AEDesc* keyData,
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AEDesc* resultToken);
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void GetPropertyFromList( DescType desiredClass,
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const AEDesc* containerToken,
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DescType containerClass,
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DescType keyForm,
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const AEDesc* keyData,
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AEDesc* resultToken);
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virtual DescType GetKeyEventDataAs(DescType propertyCode);
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virtual Boolean CanSetProperty(DescType propertyCode) = 0;
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virtual Boolean CanGetProperty(DescType propertyCode) = 0;
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DescType GetClass() { return mClass; }
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// ----------------------------------------------------------------------------
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// Methods called from the main handlers
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// ----------------------------------------------------------------------------
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virtual void MakeNewObject( const DescType insertionPosition,
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const AEDesc* token,
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const AEDesc* ptrToWithData,
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const AEDesc* ptrToWithProperties,
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AppleEvent* reply);
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protected:
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DescType mClass;
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DescType mContainerClass;
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OSLAccessorUPP mItemFromContainerAccessor;
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};
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#endif /* __AEGENERICCLASS__ */
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