/*

* Copyright (c) 2002-2006 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:   Provides asyncronous waiter.

*

*/

#ifndef SENDUIOPERATIONWAIT_H

#define SENDUIOPERATIONWAIT_H

//  INCLUDES

class CBaseMtm;

class CAknInputBlock;

/**

 *  CSendUiOperationWait

 *

 * We cannot use CMuiuOperationWait because it calls

 * CAknEnv::StopSchedulerWaitWithBusyMessage. When e.g. New message

 * pop-up is opened from Phone idle while we are waiting previous

 * editor launch completion, a Busy dialog is shown and it cannot

 * be closed at all.

 *

 *  This class is otherwise same as CMuiuOperationWait but iWait.AsyncStop

 *  is called instead of CAknEnv::StopSchedulerWaitWithBusyMessage.

 *

 *  @lib senduidatautils

 *  @since S60 S60 v3.0

 */

NONSHARABLE_CLASS (CSendUiOperationWait) : public CActive

    {

public:

    IMPORT_C static CSendUiOperationWait* NewLC(TInt aPriority = EPriorityStandard);

    virtual ~CSendUiOperationWait();

    /**

     * Starts active wait operation

     *

     * @since S60 v3.1

     * @param aOperation CActive derived operation, that is running

     * @return ETrue, if wait was not interrupted. Otherwise EFalse.

     */

    IMPORT_C TBool Start( CActive* aOperation );

    /**

     * Starts active wait operation

     *

     * @since S60 v3.1

     * @param aOperation CBaseMtmOperation derived operation, that is 

     *                   running

     * @return ETrue, if wait was not interrupted. Otherwise EFalse.

     */

    IMPORT_C TBool Start( CBaseMtm* aBaseMtmOperation );

    /**

     * Starts active wait operation

     *

     * Use this, if the operation to be waited can not be canceled.

     * Prefer using the above Start methods.

     *

     * @since S60 v3.0

     * @return ETrue, For compatibility returns always.

     */

    IMPORT_C TBool Start();

protected: // from base class CActive

    CSendUiOperationWait(TInt aPriority);

    void RunL();

    void DoCancel();

private:

    void ConstructL();

protected:

    /**

     * Waiter

     */

    CActiveSchedulerWait iWait;

    /**

     * Inputblocker harvests exit events.

     * Own.

     */

    CAknInputBlock* iInputBlock;

private:

    /**

     * This is ETrue, if operation has not been interrupted.

     */

    TBool iSuccess;

    /**

     * Operation, which can be canceled

     * Not own.

     */

    CActive* iOperation;

    /**

     * Operation, which can be canceled

     * Not own.

     */

    CBaseMtm* iBaseMtmOperation;

    };

#endif

// End of file