/*

* Copyright (c) 2002-2004 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:

* Avkon adapter for Xuikon

*

*/

#ifndef XNAPPUIADAPTER_H

#define XNAPPUIADAPTER_H

// System includes

#include <aknViewAppUi.h>

// Forward declarations

class TXnUiEngineAppIf;

class CXnNodeAppIf;

class CXnDomNode;

class CXnAppUiAdapterImpl;

class CXnUiEngine;

class CXnUiStateListener;

class CXnViewManager;

class CXnViewAdapter;

class MHsContentControlUi;

class CXnEffectManager;

class MHsContentControl;

// Class declaration

/**

 * Avkon adapter for Xuikon.

 *

 * @ingroup group_xnlayoutengine

 * @lib xnlayoutengine.lib

 * @since Series 60 3.1

 */

class CXnAppUiAdapter : public CAknViewAppUi

    {

public:

    /**

     * C++ default constructor.

     *

     * @param aApplicationUid Application UID

     */

    IMPORT_C CXnAppUiAdapter( TUid aApplicationUid );

    /**

     * Destructor.

     */

    IMPORT_C virtual ~CXnAppUiAdapter();

public:

    // New functions

    /**

     * Removes and deregisters view from AppUi

     *

     * @since S60 5.2

     * @param aView view to deregister

     */

    IMPORT_C void RemoveViewL( CAknView& aView );

    /**

     * Get the UI engine

     *

     * @since Series 60 3.1

     * @return UI engine

     */

    IMPORT_C TXnUiEngineAppIf* UiEngineL();

    /**

     * Handle interaction notification from the engine

     *

     * @since Series 60 3.1

     * @param aOrigin Node that originated the event

     * @param aTrigger Trigger information of the event, as created by event

     *        originator

     * @param aTriggerDefinition Trigger information as it exists in the action

     *        definition in xml

     * @param aEvent Event information of the event

     */

    IMPORT_C virtual void HandleXuikonEventL(

        CXnNodeAppIf& aOrigin,

        CXnNodeAppIf& aTrigger,

        CXnDomNode& aTriggerDefinition,

        CXnDomNode& aEvent );

    /**

     * Handles data plugin loading.

     * To be overriden by subclass.     

     *

     * @since S60 5.0

     * @param aPublisher Publisher to load

     * @param aReason Load reason

     * @return KErrNone if succesful, system wide error code otherwise     

     */

    IMPORT_C virtual TInt LoadPublisher(

        CXnNodeAppIf& aPublisher, TInt aReason );

    /**

     * Handles data plugin destroying.

     * To be overriden by subclass.     

     *

     * @since S60 5.0

     * @param aPublisher Publisher to destroy     

     * @param aReason Destroy reason

     * @return KErrNone if succesful, system wide error code otherwise

     */

    IMPORT_C virtual TInt DestroyPublisher(

        CXnNodeAppIf& aPublisher, TInt aReason );

    /**

     * Handles dynamic menuitem element initialisation.

     * To be overriden by subclass.     

     *

     * @since S60 5.0

     * @param aItemType Menuitem type 

     * @param aList List of data plugins

     * @return ETrue if menuitem should be shown, EFalse otherwise     

     */    

    IMPORT_C virtual TBool DynInitMenuItemL( 

        const TDesC& aItemType, 

        RPointerArray< CXnNodeAppIf >* aList = NULL );

    /*

     * Returns the Xml Ui view as CAknView reference.

     * 

     * @since S60 5.0

     * @return Xml Ui View 

     */

    IMPORT_C CAknView& CXnAppUiAdapter::View() const;

    /**

     * Handles changes when entering or exiting edit mode 

     * To be overriden by subclass.     

     *

     * @since S60 5.0

     * @param aEnter enter or exit edit mode

     */

    IMPORT_C virtual void HandleEnterEditModeL( TBool aEnter );

    /**

     * Routes the events from external rendering plug-ins to content plug-ins.

     * To be overriden by subclass.

     *

     * @since S60 5.2

     * @param aEvent Event string

     * @param aDestination Destination node for the event

     */

    IMPORT_C virtual void HandleEventL( const TDesC& aEvent, 

        CXnNodeAppIf& aDestination );

    /**

     * This is called when initial view is activated

     * To be overriden by subclass.

     * 

     * @since S60 5.2

     */

    IMPORT_C virtual void UiActivated();

    /**     

     * Second-phase constructor

     *

     * @since Series 60 3.1

     */

    IMPORT_C void ConstructL();

    /**

     * From CEikAppUi.

     *

     * @since Series 60 3.1

     */

    IMPORT_C void ProcessMessageL( TUid aUid, const TDesC8& aParams );

protected:

    // from CAknViewAppUi

    /**

     * @see CAknViewAppUi

     *

     * @since Series 60 3.1

     */

    IMPORT_C void HandleResourceChangeL( TInt aType );

    /**

     * @see CAknViewAppUi

     *

     * @since S60 5.2

     */

    IMPORT_C void PrepareToExit();

public:

    // new functions

    /**

     * Reloads the UI

     */

    void ReloadUiL();

    /**

     * Gets UiEngine

     * 

     * @since S60 5.0

     * @return UiEngine

     */    

    CXnUiEngine& UiEngine() const;

    /**

     * Gets ViewManager

     * 

     * @since S60 5.0

     * @return ViewManager

     */    

    CXnViewManager& ViewManager() const;

    /**

     * Gets ViewAdapter

     * 

     * @since S60 5.0

     * @return ViewAdapter

     */        

    CXnViewAdapter& ViewAdapter() const;

    /**

     * Gets UiStateListener

     * 

     * @since S60 5.0

     * @return UiStateListener

     */    

    CXnUiStateListener& UiStateListener() const;

    /**

     * Gets a Content Control UI

	 *

	 * @since S60 5.0

	 * @param aType Content control UI type

	 * @return Interface to content control UI, NULL if not present

     */

    MHsContentControlUi* HsContentController( const TDesC8& aType ) const;

    /**

     * Get effect manager

     *

     * @since S60 5.0

     * @return effect manager

     */

    CXnEffectManager* EffectManager() const;

    /**

     * Gets a Content Control server interface

     *

     * @since S60 5.0

     * @return Interface to content control server, NULL if not present

     */

    MHsContentControl* HsContentControlSrv() const;

    /**

     * Queries whether the focus control is visible

     *

     * @since S60 5.0

     * @return ETrue focus is shown, EFalse otherwise

     */    

    TBool FocusShown() const;

    /**

     * Makes focus control invisible

     *

     * @since S60 5.0     

     */        

    void HideFocus();

    /**

     * Makes focus control visible

     *

     * @since S60 5.0     

     */

    void ShowFocus();

private:

    // Data

    /**

     * flag for application exit

     */

    TBool iExitingApp;

    /**

     * application uid

     */

    TUid iApplicationUid;

    /**

     * appui adapter impl.

     * Own.

     */

    CXnAppUiAdapterImpl* iImpl;

    /**

     * Proxy to UiEngine.

     * Own.

     */

    TXnUiEngineAppIf* iUiEngineAppIf;

    };

#endif

// End of file