/*

* Copyright (c) 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:  CCSXHAppUi class declaration

*

*/

#ifndef INC_CSXHAPPUI_H_HEADER_INCLUDED_BC054CBF

#define INC_CSXHAPPUI_H_HEADER_INCLUDED_BC054CBF

#include <aknViewAppUi.h>

#include "AppLauncherForCSXH.h"

#include "csxhruntimeappwatcher.h"

//Forward declarations

class CCSXHHtmlTopicView;

class CCSXHLegacyTopicView;

class CCSXHGenericView;

#ifdef FF_HELP_TUTORIAL_MERGE

class CAiwGenericParamList;

class CAiwServiceHandler;

#endif // FF_HELP_TUTORIAL_MERGE

// CLASS DECLARATION

/** 

* @class CCSXHAppUi

* Application UI class

* Provides support for the following features:

* - view architecture

*/

class CCSXHAppUi : public CAknViewAppUi,

                   public MInstallationObserver

    {

  public:

/** 

 * @function ConstructL

 * @since S60 3.2

 * Perform the second phase construction of a CCSXHAppUi object this needs

 * to be public due to the way the framework constructs the AppUi      

 */

    void ConstructL();

/** 

 * @function CCSXHAppUi

 * @since S60 3.2

 * Perform the first phase of two phase construction. This needs to be

 * public due to the way the framework constructs the AppUi

 */    

    CCSXHAppUi();

/** 

 * @function ~CCSXHAppUi

 * @since S60 3.2

 * Destroy the object and release all memory objects

 */    

    ~CCSXHAppUi();

/** 

 * @function ~CCSXHAppUi

 * @since S60 3.2  

 * From CEikAppUi, takes care of command handling.

 * @param aCommand command to be handled

 */    

    void HandleCommandL(TInt aCommand);

/** 

 *  @function PropagateResourceChange

 *  @since S60 3.2

 *  Propagates the resource change event to all views

 *  @param aType - Type of resource change event

 */		

	void PropagateResourceChange(TInt aType);     

/** 

 * @function GetInstance

 * @since S60 3.2  

 * returns Application UI class pointer 

 * @return Application UI class pointer 

 */     

    static CCSXHAppUi* GetInstance();

/** 

 * @function GetWsSession

 * @since S60 3.2  

 * returns WsSession Pointer

 * @return WsSession pointer

 */    

	static RWsSession& GetWsSession();

/** 

 * @function GetCoeEnv

 * @since S60 3.2  

 * returns Control Environment pointer

 * @return Control Environment pointer

 */	

	static CCoeEnv* GetCoeEnv();

/** 

 * @function AppLaunchL

 * @since S60 3.2  

 * Launch the Application based on Uid & ViewId

 * @param aAppId Application Uid

 * 		 aVId   ViewId 

 */	    

    void AppLaunchL(TInt32 &aAppId,TInt32 &aVId);

/** 

 * @function AppLaunchL

 * @since S60 3.2  

 * Launch the Application based on Uid,ViewId, MessageId & Message

 * @param aAppId   Application Uid

 * 		 aVId     ViewId

 * 		 aMsgId   MessageId

 * 		 aParams  Message

 */    

    void AppLaunchL(TInt32 &aAppId,TInt32 &aVId,TInt32 &aMsgId,

    									const TBuf<KMaxParamLength>& aParams);

/** 

 * @function ResetTOC2ViewContainer

 * @since S60 3.2  

 * Sets a flag in the View for recreating the container 

 */    

    void ResetTOC2ViewContainer();

/**

* From MInstallationObserver

* @function RuntimeUpdateIndex 

* call back function once install/uninstall happens

*

* @since 5.0

*/

    void RuntimeUpdateIndex();

#ifdef FF_HELP_TUTORIAL_MERGE

    /**

    *  Generates parameter list for AIW calls

    *  @since S60 3.2

    *  @param aContext The help content ready to Tutorial

    *  @return The Aiw Generic Param List

    */

    CAiwGenericParamList* NewParamListLC(const TCoeHelpContext& aContext);

    /**

    *  If tutorial exists,call play presentation command

    *  @since S60 3.2

    *  @param None

    *  @return None

    */

    void CallTutorialAiwProviderL();

    /**

    *  If tutorial exists,call play presentation command

    *  @since S60 3.2

    *  @param aTCoeHelpContext The Help Content stored

    *  @return None

    */

    void SetHelpContext(TCoeHelpContext aTCoeHelpContext);

    /**

    *  If the presentation requsted exist or not

    *  @since S60 3.2

    *  @param None

    *  @return A boolean value to indicate the presentation exist or not

    */

     TBool IsApplicationPresentInTutorialL();

#endif // FF_HELP_TUTORIAL_MERGE

	protected: 

	// Functions from base calsses

	/**

    * Handles changes in keyboard focus when an application switches to, 

    * or from, the foreground.

    * @param aForeground @c ETrue if the application is in the foreground,

    * otherwise @c EFalse.

    */

	void HandleForegroundEventL(TBool aForeground);

/** 

 * @function ProcessCommandParametersL

 * From CEikAppUi.

 * Take care of command parameter

 * @since 3.2

 * @param aTail should be contexts in TDesC8& form

 * @return whether or not processing was successful

 */

        TBool ProcessCommandParametersL(TApaCommand aCommand,

                                        TFileName& /* aDocumentName */,

                                        const TDesC8& aTail);

/**

 * @function HandleMessageL 

 * From MCoeMessageObserver

 * Take care of messages from other app.

 * @since 3.2

 * @param aMessageParameters should be contexts in TDesC8&

 * @return always EMessageHandled.

 */

    MCoeMessageObserver::TMessageResponse HandleMessageL(

                                  TUint32 aClientHandleOfTargetWindowGroup,

                                  TUid aMessageUi,

                                  const TDesC8& aMessageParameters); 

  private:

/**

 * @function ActivateDisplayTopicViewL   

 * Take care of Recreating the Container Class for Specific Views

 * @since 3.2

 * @param aMessageParameters should be contexts in TDesC8&

 * @return always EMessageHandled.

 */  

  	void ActivateDisplayTopicViewL();

  	void InitDisplayTopicViewL(TUid aViewID);

/**

 * @function HandleContextSensitiveLaunchL   

 * Take care of Context Sensitive Launch.

 * @since 3.2

 * @param aMessageParameters should be contexts in TDesC8&

 * @return always EMessageHandled.

 */  	

  	void HandleContextSensitiveLaunchL(const TDesC8& aContext );   

#ifdef FF_HELP_TUTORIAL_MERGE

        /**

        *  Load Service Handler and attach the interest

        *  @since S60 3.2

        *  @param None

        *  @return None

        */

        void LoadTutorialService();

#endif

  private:

    CCSXHGenericView* iTOC1View;

    CCSXHGenericView* iKywdTOC1View;

    CCSXHLegacyTopicView* iLegacyTopicView;

    CCSXHLegacyTopicView* iLegacyContextTopicView;

    //This class will be used for both normal and context html topics    

    CCSXHHtmlTopicView* iHtmlTopicView;

	CCSXHGenericView* iKywdTOC2View;

	CCSXHGenericView* iTOC2View;

	static CCSXHAppUi* iInstance;

	CCSXHRuntimeAppWatcher* iRuntimeWatcher;

#ifdef FF_HELP_TUTORIAL_MERGE

        //AIW Service Handler

        //Owned

        CAiwServiceHandler* iServiceHandler;

        //Tutorial exist or not

        TBool iTutorialExists;

        //Help Content Text

        TCoeHelpContext iTCoeHelpContext;

#endif

    };

#endif /* INC_CSXHAPPUI_H_HEADER_INCLUDED_BC054CBF */