/*

* 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:  Header for CIRCategoryView

*

*/

#ifndef CIRCATEGORYVIEW_H

#define CIRCATEGORYVIEW_H

#include "irbaseview.h"

#include "MViewsResponseAndErrorObserver.h"

#include "MLogoDownloadObserver.h"

#include "IRActiveNetworkObserver.h"

class CIRCategoryViewContainer;

/**

 * SearchResults View

 */

class CIRCategoryView : public CIRBaseView,public MViewsResponseAndErrorObserver,

						public MLogoDownloadObserver,public MIRActiveNetworkObserver

    {

public: //Methods

	//ENums to indicate the currently selected item in the listbox.

 	enum TCurrentSelectedItem

		{

		EGenreData=0,

		ELanguageData,

		ECountryData,

		ETopStationData

		};

    /**

     * NewL()

     * Static constructor.

     */

    static CIRCategoryView* NewL();

    /**

     * NewLC()

     * Static constructor.

     */

    static CIRCategoryView* NewLC();

    /**

     *~CIRCategoryView()

     * Destructor.

     */

    ~CIRCategoryView();

    // from base class CAknView

	/**

	 * From CAknView

	 *

	 * @see CAknView::Id() const

	 */

    TUid Id() const;

	/**

	 * From CAknView

	 *

	 * @see CAknView::HandleCommandL( TInt aCommand )

	 */

	void HandleCommandL( TInt aCommand );

	/**

	 * void SetStatusPaneTextL()

	 * Sets the title pane of the search results view

	 */

	void SetStatusPaneTextL();

	/**

	* DoChannelRequestL

	* Issues a Request to Isds for getting the Channels

	*/

	void DoChannelRequestL();

	/**

	* void CIRCategoryView::ResponseL()

	* Activates the Stations view after getting the IsdsResponse

	*/

	void ResponseL( CIRIsdsPreset* aPreset = NULL );

	/**

	* ErrorL()

	* Handles the errors from Isds

	*/

	void ErrorL();

	/**

	* PresetResponseL

	* Issues a listen request

	*/

	void PresetResponseL(CIRIsdsPreset* aPreset);

	/**

	* DynInitMenuPaneL

	* Dynamically initialises a menu pane

	*/

	void DynInitMenuPaneL(TInt aResourceId,CEikMenuPane* aMenuPane);

    /**

     * From CAknView

     */

	void HandleStatusPaneSizeChange();

    /**

     * From CAknView

     *

     * @see CAknView::HandleForegroundEventL( TBool aForeground )

     */

	void HandleForegroundEventL( TBool aForeground );

	/**

    * PresetLogoDownloadedL()

    * CallBack Function Returning the Preset With Logo

    */

	void PresetLogoDownloadedL(CIRIsdsPreset* aPreset);

	/**

    * PresetLogoDownloadError()

    * CallBack Function Returning the Preset With no Logo/error while downloading logo

    */

	void PresetLogoDownloadError(CIRIsdsPreset* aPreset);

	/**

	* LogoRequestL()

	* Called by the container of this view

	*/

	void AdRequestL();

	/*

	* SetActualFilteredItemIndex()

	* sets the original index of the filtered item

	*/

	void SetActualFilteredItemIndex(TInt aIndex);

	/**

	* GetFilteredIndex()

	* Returns the filtered Index

	*/

	TInt GetFilteredIndex();

	/*

	 * GetFirstLaunchFlag()

	 * returns the whether the view is launching for the first time/

	 * coming back from that has been activated from this view

	 */

	TBool GetFirstLaunchFlag() ;

	// from base class MIRSystemEventObserver

    void HandleSystemEventL( TIRSystemEventType aEventType );

public:

	//from MIRActiveNetworkObserver

	/**

	 * Notifies all observers whose network request is active

	 * to reissue the request  

	 * NotifyActiveNetworkObserversL()

	 */	

	 void NotifyActiveNetworkObserversL(TIRNetworkEvent aEvent);

	 /**

	 * Notifies all observers whose network request is active

	 * to reset the pending request status  

	 * ResetPendingRequests()

	 */	

	 void ResetPendingRequests(TBool aValue);

protected:  //Methods

    // from base class CAknView

    /**

     * From CAknView

     *

     * @see CAknView::DoActivateL(const TVwsViewId& aPrevViewId, 

     *    TUid aCustomMessageId, 

     *    const TDesC8& aCustomMessage)

     */

    void DoActivateL( const TVwsViewId& /*aPrevViewId*/,TUid /*aCustomMessageId*/, const TDesC8& aCustomMessage );

	/**

     * From CAknView

     *

     * @see CAknView::DoDeactivate()

     */

	void DoDeactivate();

private: //Methods

    /**

     * ConstructL()

     * 2nd phase constructor

     */

    void ConstructL();

	/**

     * CIRCategoryView()

     * C++ default constructor.

     */

    CIRCategoryView();

private:    // Data

	/** 

	 * iContainer

	 * Container for this view. 

	 */

	CIRCategoryViewContainer* iContainer;

	/**

	* iLoadingCancelled

	* Data whether loading has been cancelled

	*/

	TBool iLoadingCancelled;

	/*

	 * iIndex

	 *  

	 */

	 TInt iIndex;

	TInt iFilteredIndex;

	TBool iFirstTimeLaunchFlag;

	/*

	 * iCallRequestPending

	 * Indicates whether delayed activation of command is required (Call Handling)

	 */

	TBool iCallRequestPending;

	/*

	 * iCommand

	 * Command to be executed (view activation) after Preset downloads

	 */

	TInt iCommand;

	/*

	 * iRequestPending

	 * Checks whether an active request is pending

	 */

	TBool iRequestPending;

	/*

	 * iRequestIssued

	 * Checks whether the request has been issued

	 */

	TBool iRequestIssued;

public:	

	/**

	 * iCategoryReqMade

	 * boolean value to know whether the category request

	 * has made to isds or not

	 */

	TBool iCategoryReqMade;

    };

#endif      // CIRCATEGORYVIEW_H