diff -r 000000000000 -r 72b543305e3a email/pop3andsmtpmtm/popservermtm/test/inc/cactivewaiter.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/email/pop3andsmtpmtm/popservermtm/test/inc/cactivewaiter.h Thu Dec 17 08:44:11 2009 +0200 @@ -0,0 +1,64 @@ +// Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). +// All rights reserved. +// This component and the accompanying materials are made available +// under the terms of "Eclipse Public License v1.0" +// which accompanies this distribution, and is available +// at the URL "http://www.eclipse.org/legal/epl-v10.html". +// +// Initial Contributors: +// Nokia Corporation - initial contribution. +// +// Contributors: +// +// Description: +// + +#ifndef CACTIVEWAITER_H +#define CACTIVEWAITER_H + +#include + +/** +An generic active object that can be used to wait for an iStatus to be signalled. +This has a similar effect to User::WaitForRequest(), but works without +blocking the thread (which allows other active objects within the thread +to continue). Instead, a nested active scheduler loop is used. + +To use a CActiveWaiter, pass its iStatus to an asynchronous method, as usual. +Then call WaitActive() instead of SetActive(). + +The call will block until the asynchronous completes. + +E.g. + +void CMyClass::Foo() +{ + CActiveWaiter* waiter = new(ELeave)CActiveWaiter; + + iAsyncObj->Bar(waiter->iStatus); + waiter->WaitActive(); + + delete waiter; +} +@internalTechnology +@prototype +*/ +class CActiveWaiter : public CActive + { +public: + CActiveWaiter(); + ~CActiveWaiter(); + + void WaitActive(); + void SetActiveDontWait(); + +protected: + // from CActive; + void RunL(); + void DoCancel(); + +private: + CActiveSchedulerWait iScheduler; + }; + +#endif CACTIVEWAITER_H