1 /*

     2 * Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  Defines the abstract base class for all types of MMI 

    15 				 content specific extensions.

    16 *

    17 */

    18 

    19 

    20 #ifndef __MMI_DELEGATEBASE_H__

    21 #define __MMI_DELEGATEBASE_H__

    22 

    23 #include <e32base.h>

    24 #include <ecom\ecomresolverparams.h>

    25 #include <ecom\ecom.h>

    26 

    27 //forward definitions

    28 class MMIUtils; //mmiutils.h

    29 struct FI_ReturnString;

    30 

    31 /**

    32 * The CMMI_Delegate class is an abstract base class for all types of MMI content specific extensions.

    33 */

    34 class CMMI_Delegate : public CBase

    35 {

    36 public:

    37 enum TDoItLOperationOpCodes

    38 	{

    39 		EOpCodePauseState = 0,

    40 		EOpCodeSMCheckNeeded = 100

    41 	};

    42 

    43 

    44 public:

    45 	static CMMI_Delegate* NewL(const TDesC8& aMatch, MMIUtils* aMMIUtils);

    46 

    47 	~CMMI_Delegate() { REComSession::DestroyedImplementation (iDtor_ID_Key); }

    48 

    49 public:

    50 

    51 	virtual const TDesC8* Name() const = 0;

    52 

    53 	virtual void Initialize(MMIUtils* /*aMMIUtils*/) = 0;

    54 	virtual short GetL(const RPointerArray<TDesC>& aArgs, struct FI_ReturnString* /*retVal*/) = 0;

    55 

    56 	virtual short GetVarsL(const RPointerArray<TDesC>& aArgs, struct FI_ReturnString* /*retVal*/) = 0;

    57 

    58 	virtual short SetL(const RPointerArray<TDesC>& aArgs, const TDesC& /*aValue*/) =0;

    59 

    60 	virtual void SetVarsL(const RPointerArray<TDesC>& aArgs, const TDesC& /*aValue*/, short& /*aRetVal*/) =0;

    61 

    62 	virtual short SendL(const TDesC& aVerbArg, const RPointerArray<TDesC>& aArgs) =0;

    63 

    64 	virtual short RequestDataL(const RPointerArray<TDesC>& /*aArgs*/, const TAny* /*aDataRequestHandle*/ )=0;

    65 

    66 	virtual short CancelRequestL(const TAny* /*aDataRequestHandle*/) = 0;

    67 

    68 	virtual void PlayerDestroyed() = 0;

    69 	virtual TBool RegisterExtendedEvent(const TDesC& aEventName) = 0;

    70 	virtual TBool UnregisterExtendedEvent(const TDesC& aEventName) = 0;

    71 	virtual TAny* ExecuteFunctionL(TInt aOpCode, TAny* aParam1, TAny* aParam2, TAny* aParam3, TAny* aParam4) = 0;

    72 

    73 private:

    74 	TUid iDtor_ID_Key;

    75 

    76 };

    77 

    78 #endif // __MMI_DELEGATEBASE_H__