/*

* Copyright (c) 2006, 2007 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:  Header file for connectionmanager

*

*/

#ifndef CONNECTIONMANAGER_H

#define CONNECTIONMANAGER_H

#include <e32base.h>

class CDpsEngine; 

class CNotes;

class CImagePrintUiAppUi;

/**

* CConnectionManager is an active object that sends an asynchronous request 

* to know about the connection status.

*/

class CConnectionManager : public CActive 

    {

public:

    /**

     * Factory method NewL

     * @param aAppUi the pointer to the AppUi instance 

     * @param aEngine    Instance to DpsEngine

     * @param aNotes     Instance to Notes class

     * @return           The new object. 

     */

    static CConnectionManager* NewL(CImagePrintUiAppUi* aAppUi, 

    						        CDpsEngine* aEngine, CNotes* aNotes);

   /**

    * Destructor.

    */

   virtual ~CConnectionManager();

   /**

    * Starts search printer

    */

   void StartSearchPrinter();

private: 

//from CActive

    /**

     *	Implements CActive

     *	@param none

     *	@return none

     */

    void RunL();

    /**

     *  Implements CActive

     *  @param aError the error returned

     *  @return error

     */

    TInt RunError(TInt aError);

    /**

     *	Implements CActive

     *	@param none

     *	@return none

     */

    void DoCancel();

private: 

    /**

     * Starts listening for notifications. If already listening, nothing 

     * happens.

     * @param none

     * @return none

     */

    void StartListening();

    /**

     * C++ default constructor

     * @param aAppUi the pointer to the AppUi instance  

     * @param aEngine   Instance of DpsEngine

     * @param aNotes     Instance to Notes class

     */

    CConnectionManager( CImagePrintUiAppUi* aAppUi, 

                        CDpsEngine* aEngine, CNotes* aNotes);

private: //data

    CImagePrintUiAppUi* iAppUi;

    /**

     * Instance to DpsEngine to get connection status

     * Not own

     */

    CDpsEngine* iDpsEngine; 

    TBool iActiveNote;

    TBool iSetPrintCall;

    CNotes* iNotes;

    TInt iPreviousStatus;

    };

#endif      // CONNECTIONMANAGER_H

// End of File