/*

* Copyright (c) 2004 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:  Connection UI interprocess signaller.

*

*/

#ifndef __CCNUISIGNALLER_H

#define __CCNUISIGNALLER_H

//  INCLUDES

#include <E32Base.h>

#include "MCnUiSignaller.h"

#include "CCnUiGroupChannel.h"

//FORWARD DECLARATION

// CLASS DECLARATION

/**

 * Connection UI signaller.

 *

 * Connection UI interprocess signalling implementation.

 * Connection UI signaller is used to do IPC signal between

 * different Connection Ui client process.

 *

 * Implements the MCnUiSignaller interface.

 *

 * @since 2.1

 */

NONSHARABLE_CLASS( CCnUiSignaller ) : public CBase,

        public MCnUiSignaller

    {

public:  // Two-phased constructors and destructor

    /**

     * Two-phased constructor.

     */

    static CCnUiSignaller* NewL();

    /**

     * Destructor.

     */

    virtual ~CCnUiSignaller();

private:

    /**

     * C++ constructor.

     */

    CCnUiSignaller();

    /**

     * Symbian OS constructor.

     */

    void ConstructL();

public: // Functions from MCnUiSignaller

    /**

     * From MCnUiSignaller.

     *

     * @see MCnUiSignaller.

     * @since 2.1

     */

    TInt SignalOperationL( const TDesC& aDetailDesc );

    /**

     * From MCnUiSignaller.

     *

     * @see MCnUiSignaller.

     * @since 2.1

     */

    void CancelOperationSignal();

    /**

     * From MCnUiSignaller.

     *

     * @see MCnUiSignaller.

     * @since 2.1

     */

    TBool OperationRunning();

    /**

     * From MCnUiSignaller.

     *

     * @see MCnUiSignaller.

     * @since 2.1

     */

    void OperationDetailsL( HBufC*& aDetailDesc );

private: // data

    ///<Flag for holding the operation signal notification state, owned

    TBool                   iOperationSignalRequested;

    ///<Operation signal channel, owned

    CCnUiGroupChannel*      iOperationSignalChannel;

    };

#endif      //  __CCNUISIGNALLER_H

//  End of File