/*

* Copyright (c) 2006-2006 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:   Thumbnail task unit tests.

*

*/

#ifndef __DUMMYTASKMANAGER_H__

#define __DUMMYTASKMANAGER_H__

// HACK: Make CDummyTaskManager a friend of CGlxtnTask

#define CDummyTaskManager CGlxtnTaskManager

//  CLASS DEFINITION

/**

* Dummy task manager to run a single task within a unit test.

*/

NONSHARABLE_CLASS( CDummyTaskManager ) : public CActive

    {

public:

    enum TExecutionOrder

        {

        ELastOut,	// Old tasks with the same priority get executed before the new task

        EFirstOut	// New task gets executed before other tasks with the same priority

        };

    CDummyTaskManager(CGlxtnTask* aTask);

    void StartTaskL();

    void AddTaskL(CGlxtnTask* aTask, TExecutionOrder aExecutionOrder = ELastOut);

private:    // From CActive

    void RunL();

    void DoCancel();

    TInt RunError(TInt aError);

private:

    CGlxtnTask* iTask; // Not owned

    };

// ---------------------------------------------------------------------------

CDummyTaskManager::CDummyTaskManager(CGlxtnTask* aTask)

    : CActive(EPriorityStandard), iTask(aTask)

    {

    CActiveScheduler::Add(this);

    }

void CDummyTaskManager::StartTaskL()

    {

    iTask->StartL(iStatus);

    if ( iTask->State() != CGlxtnTask::EComplete ) 

        {

        SetActive();

        CActiveScheduler::Start();

        }

    }

void CDummyTaskManager::AddTaskL(CGlxtnTask* /*aTask*/, TExecutionOrder /*aExecutionOrder*/)

    {

    User::Leave(KErrNotSupported);

    }

void CDummyTaskManager::RunL()

    {

    iTask->RunL(iStatus);

    if ( iTask->State() == CGlxtnTask::EComplete ) 

        {

        CActiveScheduler::Stop();

        }

    else

        {

        SetActive();

        }

    }

void CDummyTaskManager::DoCancel()

    {

    iTask->Cancel();

    }

TInt CDummyTaskManager::RunError(TInt aError)

    {

    EUNIT_PRINT(_L("CDummyTaskManager RunError(%d)"), aError);

    iTask->RunError(aError);

    if ( CGlxtnTask::ERunning == iTask->State() )

        {

        SetActive();

        }

    else

        {

        CActiveScheduler::Stop();

        }

    return KErrNone;

    }

#endif  // __DUMMYTASKMANAGER_H__

// End of file