1 // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

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

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 #ifndef __SSMDEFERRABLECOMMAND_H__

    17 #define __SSMDEFERRABLECOMMAND_H__

    18 

    19 #include "ssmcommandbase.h"

    20 

    21 /** Abstract interface to a built-in command.

    22 	All commands that support MultipleWait should derive from this interface.

    23 @internalComponent

    24 @released

    25 */

    26 NONSHARABLE_CLASS (CSsmDeferrableCommand) : public CSsmCommandBase

    27 	{

    28 public:

    29 	~CSsmDeferrableCommand();

    30 

    31 	// from MSsmCommand

    32 	TBool IsDeferred() const;

    33 	TInt CompletionStatus() const;

    34 	void RegisterCompletionObserver(TRequestStatus& aStatus);

    35 	void RegisterCompletionObserverCancel();

    36 	TBool EvaluateCondition(MSsmConditionalCallback* aCallback, CResourceFile* aResourceFile);

    37 

    38 	TSsmExecutionBehaviour ExecutionBehaviour() const;

    39 protected:

    40 	CSsmDeferrableCommand();

    41 	CSsmDeferrableCommand(TCmdErrorSeverity aSeverity);

    42 	CSsmDeferrableCommand(TCmdErrorSeverity aSeverity, TSsmExecutionBehaviour aExecutionBehaviour);

    43 #ifdef SYMBIAN_SSM_FLEXIBLE_MERGE

    44 	CSsmDeferrableCommand(TCmdErrorSeverity aSeverity, TSsmExecutionBehaviour aExecutionBehaviour, const TUint16 aPriority);

    45 	CSsmDeferrableCommand(TCmdErrorSeverity aSeverity, const TUint16 aPriority);

    46 #endif

    47 	void CompleteDeferredExecuteRequest(TInt aReason);

    48 	virtual	void ValidateL();

    49 

    50 protected:

    51 	TInt iCompletionStatus;					// contains the ongoing status of the deferred command

    52 	TRequestStatus* iCompletionObserver; 	// Notifies command completion if registered through RegisterCompletionObserver().

    53 	TSsmExecutionBehaviour iExecutionBehaviour;

    54 	};

    55 

    56 #endif // __SSMDEFERRABLECOMMAND_H__