/*

* Copyright (c) 2005-2007 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:  App UI

*

*/

#ifndef C_APPUI_H

#define C_APPUI_H

#include <coeview.h>

#include "xnappuiadapter.h"

class CAiUiIdleIntegration;

class MAiUiFrameworkObserver;

namespace AiXmlUiController

{        

class CContentRenderer;

class CXmlUiController;

class CAIXuikonEventHandler;

class COnlineOfflineHelper;

/**

 *  @ingroup group_xmluicontroller

 * 

 *  AppUI class of XML UI Controller application

 *

 *  @lib AiXmlUiMain

 */

NONSHARABLE_CLASS( CAppUi ) : public CXnAppUiAdapter, 

    public MCoeViewActivationObserver

    {    

public:   // Constructors and destructor

    static CAppUi* NewL( CXmlUiController& aUiCtl );

    ~CAppUi();

public:  

    // new functions

    CCoeEnv* CoeEnv() { return iCoeEnv; }

private:  

    // from CXnAppUiAdapter

    void PrepareToExit();

    void HandleForegroundEventL( TBool aForeground );

    void HandleCommandL( TInt aCommand );

    void HandleResourceChangeL( TInt aType );

    void HandleXuikonEventL( CXnNodeAppIf& aOrigin, CXnNodeAppIf& aTrigger,  

         CXnDomNode& aTriggerDefinition, CXnDomNode& aEvent ); 

    void HandleWsEventL( const TWsEvent& aEvent, 

            CCoeControl* aDestination );

    void LoadDataPluginsL( RPointerArray< CXnNodeAppIf >& aList );

    void DestroyDataPluginsL( RPointerArray< CXnNodeAppIf >& aList );

    void SetOnlineStateL( RPointerArray< CXnNodeAppIf >& aList );

    TBool DynInitMenuItemL( const TDesC& aItemType, 

        RPointerArray< CXnNodeAppIf >* aList = NULL );

    void HandlePageSwitch();

    void HandleEnterEditModeL( TBool aEnter );

private:

    // new functions

    void LoadNativeDataPluginsL();

    void DestroyNativeDataPluginsL();

private:

    // from MCoeViewActivationObserver

    /**

     * @see MCoeViewActivationObserver

     */

    void HandleViewActivation( const TVwsViewId& aNewlyActivatedViewId, 

        const TVwsViewId& aViewIdToBeDeactivated );

public: 

    // new functions

    /**

     * Sets plugins online state

     * 

     * @since S60 5.0

     * @param aOnline ETrue to enter online, EFalse to offline

     * 

     */

    void SetOnlineStateL( TBool aOnline );

    /**

     * Gets Ui controller

     *

     * @since S60 5.0

     * @return Ui Controller

     */

    CXmlUiController& UiController() const;

private: 

    // Constructors

    CAppUi( CXmlUiController& aUiCtl, TUid aAppUid );

    void ConstructL();

private:     

    // data

    /**

     * UI Controller implementation. Not own.

     */

    CXmlUiController& iUiCtl;

    /**

     * Event handler. Own.

     */

    CAIXuikonEventHandler* iEventHandler;

    /**

     * Content renderer. Own.

     */

    CContentRenderer* iContentRenderer;

    /**

     * Ui framework event observer. Not own.

     */

    MAiUiFrameworkObserver* iUiFwObserver;

    /**

     * Idle Integration helper object. Own.

     */

    CAiUiIdleIntegration* iIdleIntegration;

    /**

     * Online/Offline helper object. Own.

     */

    COnlineOfflineHelper* iHelper;    

    /**

     * Flag to indicate whether native plugins are loaded.

     */

    TBool iNativePluginsLoaded;

    /**

     * Flag to indicate whether edit mode is active.

     */

    TBool iIsEditModeActive;

    };

}  // namespace AiXmlUiController

#endif  // C_APPUI_H

// End of File.