/*

* 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 the License "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:  This class represents the Widget Extension object

*

*/

#ifndef __WIDGETCLIENT_

#define __WIDGETCLIENT_

//  INCLUDES

#include <e32base.h>

#include "WidgetCallbacks.h"

#include "WidgetEngineCallbacks.h"

// CONSTANTS

// MACROS

// DATA TYPES

// FUNCTION PROTOTYPES

// FORWARD DECLARATION

class WidgetRenderer;

class WidgetPreferences;

class MJSObjectProtector;

namespace KJS {

    class JSWidget;

}

// CLASS DECLARATION

/**

*  CWidgetClient

*

*  @lib browserengine.dll

*  @since 3.2

*/

class CWidgetClient: public CBase, public MJSWidgetCallbacks

{

public:

    static CWidgetClient* NewL(MWidgetCallback& aWidgetCallback, MJSObjectProtector* aProtector, MWidgetEngineCallbacks& aWidgetEngineCallback, WidgetPreferences* preferences);

    virtual ~CWidgetClient();

public:

    KJS::JSWidget* jswidget() { return m_jswidget; }

    void onShowSelected();

    void onHideSelected();

    void onExitCalled();

    WidgetRenderer* renderer() { return m_renderer; }

public: // From MWidgetExtension

    TBool HandleCommandL( TInt aCommandId );        

public: // From MJSWidgetCallbacks

    void openApplication( const TUid& aAppUid, const TDesC& aParam );

    void openUrl( const TDesC& aUrl );

    TDesC& getWidgetBundleId();

    void setNavigationEnabled( TBool aEnable );

    void setNavigationType( const TDesC& aType );

    void prepareForTransition( const TDesC& aTransition );

    void performTransition();        

    TInt preferenceForKey( const TDesC& aKey, HBufC*& aValue );

    void setPreferenceForKey( const TDesC& aKey, const TDesC& aValue );

    void removePreferenceForKey( const TDesC& aKey, const TDesC& aValue );

    void setDisplayLandscape();

    void setDisplayPortrait();

private:

    void launchApplicationL( const TUid& aUid, const TDesC& aParam );

protected:

    void ConstructL(MWidgetEngineCallbacks& aWidgetEngineCallback, MJSObjectProtector* protector);

    CWidgetClient(MWidgetCallback& aWidgetCallback, MWidgetEngineCallbacks& aWidgetEngineCallback, WidgetPreferences* preferences);

private:

    WidgetPreferences*     m_preferences; //not owned

    WidgetRenderer*        m_renderer;

    MWidgetCallback*       m_widgetcallback;

    MWidgetEngineCallbacks* m_widgetenginecallback;

    KJS::JSWidget*         m_jswidget;

};

#endif