1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/persistentdata/featuremgmt/featuremgr/src/featdiscovery/featdiscoveryimpl.h	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,119 @@
     1.4 +/*
     1.5 +* Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.6 +* All rights reserved.
     1.7 +* This component and the accompanying materials are made available
     1.8 +* under the terms of "Eclipse Public License v1.0"
     1.9 +* which accompanies this distribution, and is available
    1.10 +* at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.11 +*
    1.12 +* Initial Contributors:
    1.13 +* Nokia Corporation - initial contribution.
    1.14 +*
    1.15 +* Contributors:
    1.16 +*
    1.17 +* Description:
    1.18 +*
    1.19 +*/
    1.20 +
    1.21 +
    1.22 +
    1.23 +#ifndef FEATDISCOVERYIMPL_H 
    1.24 +#define FEATDISCOVERYIMPL_H 
    1.25 +
    1.26 +//  INCLUDES
    1.27 +#include <e32base.h>
    1.28 +
    1.29 +#include "featurecontrol.h"
    1.30 +
    1.31 +class CFeatureDiscoveryImpl : public CBase
    1.32 +    {
    1.33 +    public:
    1.34 +	    
    1.35 +	    /**
    1.36 +	    * This is a two-phase constructor method that is used to create
    1.37 +	    * a new instance of the CFeatureDiscoveryImpl class.
    1.38 +	    *
    1.39 +	    * @return a pointer to a new instance of the CFeatureDiscoveryImpl class.
    1.40 +	    *
    1.41 +	    * @leave Any One of the Symbian OS system-wide error codes
    1.42 +	    */
    1.43 +		static CFeatureDiscoveryImpl* NewL();
    1.44 +	
    1.45 +	    /**
    1.46 +	    * Destructor.
    1.47 +	    */
    1.48 +		virtual ~CFeatureDiscoveryImpl();
    1.49 +	
    1.50 +		/**
    1.51 +	    * Static way to fetch information whether a certain feature is 
    1.52 +	    * supported in the current envinronment. There is no need to create
    1.53 +	    * an instance of the class when using this method.
    1.54 +	    *
    1.55 +	    * @param aFeature is the feature UID of the feature that is queried.
    1.56 +	    * @return TBool indicating whether the feature is supported (ETrue)
    1.57 +	    * or not (EFalse). If the feature does not exist, the return value is 
    1.58 +	    * EFalse.
    1.59 +	    *
    1.60 +	    * @leave Any One of the Symbian OS system-wide error codes
    1.61 +	    */
    1.62 +	    static TBool IsFeatureSupportedL(TUid aFeature);
    1.63 +	
    1.64 +		/**
    1.65 +	    * Dynamic way to fetch information whether a certain feature is 
    1.66 + 		* supported in the current environment. Before calling the method 
    1.67 +	    * an instance of the CFeatureDiscoveryImpl class need to be created by 
    1.68 +	    * using one of the factory methods, NewL() or NewLC(). The created 
    1.69 +	    * instance must be deleted after use.
    1.70 +	    *
    1.71 +	    * @param aFeature is the feature UID of the feature that is queried.
    1.72 +	    * @return TBool indicating whether the feature is supported (ETrue)
    1.73 +	    * or not (EFalse). If the feature does not exist, the return value is 
    1.74 +	    * EFalse.
    1.75 +	    */
    1.76 +		TBool IsSupported(TUid aFeature);
    1.77 +
    1.78 +		/**
    1.79 +		* Static way to fetch information whether set of features are 
    1.80 +		* supported in the current envinronment. There is no need to create
    1.81 +		* an instance of the class when using this method.
    1.82 +		*
    1.83 +		* @param aFeatures is the wrapper class for feature array queried.
    1.84 +		* @leave Any One of the Symbian OS system-wide error codes
    1.85 +		*/
    1.86 +		static void FeaturesSupportedL( TFeatureSet& aFeatures );
    1.87 +
    1.88 +		/**
    1.89 +	    * Dynamic way to fetch information whether set of features are 
    1.90 + 		* supported in the current environment. Before calling the method 
    1.91 +	    * an instance of the CFeatureDiscovery class need to be created by 
    1.92 +	    * using one of the factory methods, NewL() or NewLC(). The created 
    1.93 +	    * instance must be deleted after use.
    1.94 +	    *	    
    1.95 +	    * @param aFeatures is the wrapper class for feature array queried.
    1.96 +	    * @return KErrNone if status query succeeded.
    1.97 +	    *         Otherwise one of the Symbian OS error codes
    1.98 +	    */
    1.99 +		TInt FeaturesSupported( TFeatureSet& aFeatures );
   1.100 +			  
   1.101 +    private:
   1.102 +
   1.103 +	    /**
   1.104 +	    * C++ default constructor.
   1.105 +	    */
   1.106 +			CFeatureDiscoveryImpl();
   1.107 +	
   1.108 +	    /**
   1.109 +	    * By default Symbian OS constructor is private.
   1.110 +	    */
   1.111 +	    void ConstructL();
   1.112 +	    
   1.113 +    private:
   1.114 +
   1.115 +		// Feature Manager server client 
   1.116 +		RFeatureControl iFeatControl;
   1.117 +    } ;
   1.118 +
   1.119 +
   1.120 +#endif  // FEATDISCOVERYIMPL_H 
   1.121 +
   1.122 +// EOF