epoc32/include/apacln.h
branchSymbian2
changeset 2 2fe1408b6811
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/epoc32/include/apacln.h	Tue Mar 16 16:12:26 2010 +0000
     1.3 @@ -0,0 +1,69 @@
     1.4 +// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.5 +// All rights reserved.
     1.6 +// This component and the accompanying materials are made available
     1.7 +// under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members
     1.8 +// which accompanies this distribution, and is available
     1.9 +// at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".
    1.10 +//
    1.11 +// Initial Contributors:
    1.12 +// Nokia Corporation - initial contribution.
    1.13 +//
    1.14 +// Contributors:
    1.15 +//
    1.16 +// Description:
    1.17 +//
    1.18 +
    1.19 +
    1.20 +#if !defined(__APACLN_H__)
    1.21 +#define __APACLN_H__
    1.22 +
    1.23 +#if !defined(__APPARC_H__)
    1.24 +#include <apparc.h>
    1.25 +#endif
    1.26 +
    1.27 +
    1.28 +class TApaDocCleanupItem
    1.29 +/** Allows CApaDocument-derived objects to be safely put onto the cleanup 
    1.30 +stack, by calling CApaProcess::DestroyDocument() should a leave or a call 
    1.31 +to CleanupStack::PopAndDestroy() occur.
    1.32 +
    1.33 +It is used as follows.
    1.34 +@code
    1.35 +TApaDocCleanupItem cleanup(iEikonEnv->Process(),doc);
    1.36 +CleanupStack::PushL(cleanup);
    1.37 +// some potentially leaving code here ...
    1.38 +CleanupStack::Pop(cleanup);
    1.39 +@endcode
    1.40 +@publishedPartner
    1.41 +@deprecated
    1.42 +*/
    1.43 +	{
    1.44 +public:
    1.45 +	inline TApaDocCleanupItem(CApaProcess* aProcess,CApaDocument* aDoc);
    1.46 +	inline operator TCleanupItem();
    1.47 +private:
    1.48 +	IMPORT_C static void DoCleanup(TAny* aPtr);
    1.49 +public:
    1.50 +	/** The process object that will be used to destroy the document. */
    1.51 +	CApaProcess* iApaProcess;
    1.52 +	/** The document to destroy as part of cleanup. */
    1.53 +	CApaDocument* iApaDoc;
    1.54 +	};
    1.55 +
    1.56 +
    1.57 +inline TApaDocCleanupItem::TApaDocCleanupItem(CApaProcess* aProcess,CApaDocument* aDoc)
    1.58 +	: iApaProcess(aProcess), iApaDoc(aDoc)
    1.59 +/** Constructs a cleanup item object for the specified document.
    1.60 +
    1.61 +@param aProcess A pointer to the process object that will be used to destroy the document.
    1.62 +@param aDoc The document to destroy as part of cleanup. */
    1.63 +	{}
    1.64 +
    1.65 +inline TApaDocCleanupItem::operator TCleanupItem()
    1.66 +/** A TCleanupItem cast operator that enables the TApaDocCleanupItem object to be pushed to 
    1.67 +the cleanup stack as a TCleanupItem, so that the document will be properly destroyed 
    1.68 +(by a call to CApaProcess::DestroyDocument()) should a leave or a call to 
    1.69 +CleanupStack::PopAndDestroy() occur. */
    1.70 +	{return TCleanupItem(DoCleanup,this);}
    1.71 +
    1.72 +#endif