/*

* Copyright (c) 2008 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

*

*/

// Version : %version: 15 %

#ifndef CMPXVIDEOPLAYERAPPUI_H

#define CMPXVIDEOPLAYERAPPUI_H

#include <aknViewAppUi.h>

// FORWARD DECLARATIONS

class CAiwGenericParamList;

class CMpxVideoPlayerMediaKeyHandler;

class CMpxVideoPlayerRemConListener;

class CMpxVideoPlayerAppUiEngine;

/**

*  Application UI class.

*

*  @lib mpxvideoplayer.exe

*  @since MpxVideoPlayer 0.1

*/

class CMpxVideoPlayerAppUi : public CAknViewAppUi

{

    public:        // Constructors and destructor

        /**

        * Default constructor

        */

        CMpxVideoPlayerAppUi();

        /**

        * Destructor.

        */

        ~CMpxVideoPlayerAppUi();

    public:       // New functions

        /**

        * Exit

        */

        void HandleExit();

        /**

        * From CEikAppUi, processes shell commands.

        * @param aCommand

        * @param aDocumentName

        * @param aTail

        *  @return  ETrue if document name exists        

        */

        TBool ProcessCommandParametersL( TApaCommand aCommand,

                                         TFileName& aDocumentName,

                                         const TDesC8& aTail );

        /**

         * From CEikAppUi

         * handle window server events.

         *

         * @param aEvent The window server event to be handled.

         * @param aDestination The control associated with the event.

         */

        void HandleWsEventL( const TWsEvent& aEvent, CCoeControl* aDestination );

        /**

        * Command handling

        * @param aCmd Command ID

        */

        void HandleCommandL( TInt aCommand );

        /**

         * This function is used for querying whether the application

         * is launched in embedded mode or not.

         * @since 3.1

         * @return ETrue:  The application is launched in embedded mode.

         *         EFalse: The application is launched in standalone mode.

         */

        TBool IsEmbedded() const;

        /**

         * Opens the specified file in response.

         * @since 3.1

         * @param aFile      File handle to open

         * @param aParams    Generic parameter list from document handler

         */

        void OpenFileL( RFile& aFile, const CAiwGenericParamList* aParams );

        /**

         * Returns the active view.

         * Ownership is not transferred.

         *

         * @return Active akn view or NULL if no views.

         */

        CAknView* View();

    private:

        /**

        * By default Symbian 2nd phase constructor is private.

        */

        void ConstructL();

        /**

         * Checks if the stored wg id is the same as the current wg id of embedded player.

		 * If it is clears it.

         * @since 3.1         

         */

        void DoWgIdUpkeep();

        /**

         * From CEikAppUi

         * Receives closing notification from video storage

         *

         * @param aClientHandleOfTargetWindowGroup Target window group (this app).

         * @param aMessageUid The TUid type of the message

         * @param aMessageParameters A reference to constant descriptor of optional parameters

         */

        MCoeMessageObserver::TMessageResponse HandleMessageL(

                                                    TUint32 aClientHandleOfTargetWindowGroup,

                                                    TUid aMessageUid,

                                                    const TDesC8 &aMessageParameters);

        /**

         * From CEikAppUi

         * opens the specified file in response to a corresponding message.

         *

         * @param aFileName File to be opened.

         */

        void OpenFileL( const TDesC& aFileName );

        /**

         * From CCoeAppUi

         * called when event occurs of type EEventFocusLost or EEventFocusGained.

         *

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

         *                    otherwise EFalse.

         */

        void HandleForegroundEventL( TBool aForeground );

    private:       // data

        // own

        CMpxVideoPlayerAppUiEngine* iAppUiEngine;

};

#endif             // CMPXVIDEOPLAYERAPPUI_H