/*

* Copyright (c) 2005-2006 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:  Operator logo publisher.

*

*/

#ifndef C_AIOPERATORLOGOPUBLISHER_H

#define C_AIOPERATORLOGOPUBLISHER_H

#include <e32base.h>

#include <e32property.h>

#include <cenrepnotifyhandler.h>

#include <aiutility.h>

#include "aidevicestatuspublisher.h"

#include "ainetworkinfoobserver.h"

class CAiNetworkInfoListener;

class MAiDeviceStatusContentObserver;

class MAiPropertyExtension;

class CGulIcon;

class CCenRepNotifyHandler;

/**

 *  @ingroup group_devicestatusplugin

 *

 *  Operator logo publisher.

 *

 *  Listens operator logo changes (OTA and programmable) and publishes

 *  the new logo when it is updated.

 *

 *  @since S60 3.2

 */

class CAiOperatorLogoPublisher : public CBase, public MAiDeviceStatusPublisher,

                               public MAiNetworkInfoObserver, /*public MAiCenRepNotifierCallBack*/

                               public MCenRepNotifyHandlerCallback

    {

public:

    static CAiOperatorLogoPublisher* NewL();

    virtual ~CAiOperatorLogoPublisher();

protected:

//from base class MAiDeviceStatusPublisher

    void ResumeL();

    void Subscribe( MAiContentObserver& aObserver, 

                    MAiPropertyExtension& aExtension,

                    MAiPublishPrioritizer& aPrioritizer,

                    MAiPublisherBroadcaster& aBroadcaster );

    void RefreshL( TBool aClean );

    TBool RefreshL( TInt aContentId, TBool aClean );

    TBool RefreshContentWithPriorityL( TInt aContentId, TInt aPriority );

//from base class MAiNetworkInfoObserver

    /**

     * From MAiNetworkInfoObserver.

     * Called when network info changes.

     */

    void HandleNetworkInfoChange( const MNWMessageObserver::TNWMessages& aMessage, 

    							  const TNWInfo& aInfo, 

    							  const TBool aShowOpInd );

// from base class MCenRepNotifyHandlerCallback

    /** 

     * This callback method is used to notify the client about

     * changes for integer value keys, i.e. key type is EIntKey.

     *

     * @param aId Id of the key that has changed.

     * @param aNewValue The new value of the key.

     */

    void HandleNotifyInt( TUint32 aId, TInt aNewValue );

private:

    CAiOperatorLogoPublisher();

    void ConstructL();

    /**

     * Called when central repository key changes.

     *

     * @since S60 3.2

     * @param aMCC is country code.

     * @param aMNC is network code.

     * @return pointer to loaded logo. Ownership is transferred to caller.

     */

    CFbsBitmap* LoadLogoL( TInt aMCC,

                           TInt aMNC );

    /**

     * Update operator logo.

     * @param aClean ETrue if currently published logo must be cleaned.

     */

    void UpdateOperatorLogoL( TBool aClean );

    /**

     * Returns ETrue if operator logo is allowed to be displayed.

     */

    TBool AllowToShowLogoL() const;

    /** 

     * Create monochrome bitmaps (main & mask).

     * 

     * @since S60 3.2

     * @param aBitmap monochrome bitmap.

     * @param aNewLogoMain bitmap, ownership passed to caller.

     * @param aNewLogoMask bitmap mask, ownership passed to caller.

     */

    void CreateMonochromeBitmapsL( 

    	const CFbsBitmap& aBitmap, 

    	CFbsBitmap*& aNewLogoMain,

    	CFbsBitmap*& aNewLogoMask );

    /**

     * Getter method for title pane size.

     * @param aSize Initialized with title pane size in return.

     * @return KErrNotFound if title pane is not found, KErrNone otherwise.

     */

	TInt GetTitlePaneSize( TSize& aSize );

	/**

	 * Callback method for changes in operator logo.

	 * Called if operator logo has been changed.

	 */

	static TInt HandleOperatorLogoUpdateL( TAny *aPtr );

private: // data

    /**

     * Network info listener.

     * Own.

     */

    CAiNetworkInfoListener* iListener;

    /**

     * Operator logo bitmap and mask.

     * Own.

     */

    CGulIcon* iIcon;

    /**

     * Content observer.

     * Not own.

     */

    MAiContentObserver* iContentObserver;

    /**

     * Property extension.

     * Not own.

     */

    MAiPropertyExtension* iExtension;

	/**

	 * Content prioritizer.

	 * Not own.

	 */

	MAiPublishPrioritizer* iPrioritizer;

	/**

	 * Publish broadcaster.

	 * Not own.

	 */

	MAiPublisherBroadcaster* iBroadcaster;

    /**

     * Publish-subscribe client.

     */

    MAiPSPropertyObserver* iOperatorLogoObserver;

    /**

     * Central repository client.

     * Own.

     */

    CRepository* iCenRep;

    /**

     * Central repository notifier.

     * Own.

     */

    CCenRepNotifyHandler* iCenRepNotify;

    /**

     * Operator logo priority, can have one of the following values:

     * 1) EAiOTAOperatorLogo

     * 2) EAiProgOperatorLogo

     * 3) EAiInvalidPriority

     */

    TInt iPriority;

    /**

     * True if publish was successful.

     */

    TBool iSuccess;

    /**

     * Show operator indicator.

     */

    TBool iShowOpInd;

    };

#endif // C_AIOPERATORLOGOPUBLISHER_H