/*

* 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 CIRStationsDirectoryView

*

*/

#ifndef C_CIRSTATIONDIRECTORYVIEW_H

#define C_CIRSTATIONDIRECTORYVIEW_H

#include "irbaseview.h"

#include "MViewsResponseAndErrorObserver.h"

#include "IRActiveNetworkObserver.h"

class CIRStationDirectoryContainer;

class MIRActiveNetworkObserver;

class CIRStationDirectoryView : public CIRBaseView ,

								public MViewsResponseAndErrorObserver,

								public MIRActiveNetworkObserver

{

public:

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

	enum TCurrentSelectedItem

		{

		EGenreData=0,

		ELanguageData,

		ECountryData,

		ETopStationData

		};

    /**

     * NewL()

     * Static constructor.

     */

    static CIRStationDirectoryView* NewL();

    /**

     * NewLC()

     * Static constructor.

     */

	static CIRStationDirectoryView* NewLC();

	/**

	* ~CIRStationDirectoryView()

	* Destructor 

	*/

	~CIRStationDirectoryView();

	// from base class CIRBaseView    

	/**

	 * From CAknView

	 *

	 * @see CAknView::Id() const

	 */

	TUid Id() const;

	/**

	 * From CAknView

	 *

	 * @see CAknView::HandleCommandL( TInt aCommand )

	 */

	void HandleCommandL( TInt aCommand );

	/**

	* DoCategoryRequestL()

	* Issues a request ti Isds for the Stations

	*/

	void DoCategoryRequestL();

	/**

	* ResponseL()

	* Activates the Category 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);

	/**

	* ActivateCategoryViewL

	* Activates the Stations view

	*/

	void ActivateCategoryViewL();

	/*

	* RefreshView()

	* Refreshes the view when layout changes.

	*/

	void RefreshView();

protected:  

	// from base class CIRBaseView

    /**

     * 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( );

    /**

     * From CAknView

     */

    void HandleStatusPaneSizeChange();  

    /**

     * From CAknView

     *

     * @see CAknView::HandleForegroundEventL( TBool aForeground )

     */

    void HandleForegroundEventL( TBool aForeground );

 	// from base class MIRSystemEventObserver

    void HandleSystemEventL( TIRSystemEventType aEventType );

private:

    /**

     * By default Symbian 2nd phase constructor is private.

     */

    void ConstructL();

    /**

     * C++ default constructor.

     */

    CIRStationDirectoryView();

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);

private:    

    /** 

     * Container for this view. 

     * Owned

     */

    CIRStationDirectoryContainer* iContainer;

	/**

	* iLoadingCancelled

	* Data whether loading has been cancelled

	*/

	TBool iLoadingCancelled;

	/*

	 * iRequestIssued

	 * Checks whether the request has been issued

	 */

	TBool iRequestIssued;

	/*

	 * iRequestPending

	 * Checks whether an active request is pending

	 */

	TBool iRequestPending;

	/*

	 * 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;

};

#endif /*C_CIRSTATIONDIRECTRORYVIEW_H_*/