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// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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//
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#include <e32cmn.h>
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#include <featdiscovery.h>
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#include "featdiscoveryimpl.h"
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#include "featurecontrol.h"
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#include "featurecmn.h"
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// -----------------------------------------------------------------------------
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// CFeatureDiscoveryImpl::CFeatureDiscoveryImpl* NewL()
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// -----------------------------------------------------------------------------
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//
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CFeatureDiscoveryImpl* CFeatureDiscoveryImpl::NewL()
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{
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CFeatureDiscoveryImpl* self = new( ELeave ) CFeatureDiscoveryImpl();
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CleanupStack::PushL( self );
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self->ConstructL();
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CleanupStack::Pop( self );
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return self;
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}
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// ---------------------------------------------------------
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// CFeatureDiscoveryImpl::ConstructL
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//
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// Symbian OS default constructor, initializes variables and cache
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// ---------------------------------------------------------
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//
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void CFeatureDiscoveryImpl::ConstructL()
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{
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TInt err( iFeatControl.Connect() );
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User::LeaveIfError( err );
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}
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// -----------------------------------------------------------------------------
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// CFeatureDiscoveryImpl::~CFeatureDiscoveryImpl()
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// -----------------------------------------------------------------------------
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//
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CFeatureDiscoveryImpl::~CFeatureDiscoveryImpl()
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{
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iFeatControl.Close();
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}
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// -----------------------------------------------------------------------------
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// CFeatureDiscoveryImpl::CFeatureDiscoveryImpl()
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// -----------------------------------------------------------------------------
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//
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CFeatureDiscoveryImpl::CFeatureDiscoveryImpl()
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{
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}
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// -----------------------------------------------------------------------------
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// CFeatureDiscoveryImpl::IsFeatureSupportedL(TUid)
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// -----------------------------------------------------------------------------
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//
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TBool CFeatureDiscoveryImpl::IsFeatureSupportedL(TUid aFeature)
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{
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RFeatureControl featControl;
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TInt err( featControl.Connect() );
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User::LeaveIfError( err );
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TFeatureEntry feature( aFeature );
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err = featControl.FeatureSupported( feature );
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featControl.Close();
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return (( err > 0 ) ? ETrue : EFalse );
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}
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// -----------------------------------------------------------------------------
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// CFeatureDiscoveryImpl::IsSupported(TUid)
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// -----------------------------------------------------------------------------
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//
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TBool CFeatureDiscoveryImpl::IsSupported(TUid aFeature)
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{
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TFeatureEntry feature( aFeature );
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return (( iFeatControl.FeatureSupported( feature ) > 0 ) ? ETrue : EFalse );
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}
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// -----------------------------------------------------------------------------
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// CFeatureDiscoveryImpl::FeaturesSupportedL(TFeatureSet&)
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// -----------------------------------------------------------------------------
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//
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void CFeatureDiscoveryImpl::FeaturesSupportedL( TFeatureSet& aFeatures )
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{
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RFeatureControl featControl;
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CleanupClosePushL( featControl );
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TInt err( featControl.Connect() );
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User::LeaveIfError( err );
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// Construct feature entry array used by feature control
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RFeatureArray features;
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CleanupClosePushL( features );
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TInt count( aFeatures.Count() );
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for(TInt i(0); i < count; i++)
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{
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TFeatureEntry feature( aFeatures.FeatureId( i ) );
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features.AppendL( feature );
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}
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// Fetch feature information from server
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err = featControl.FeaturesSupported( features );
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User::LeaveIfError( err );
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// Refresh count of features after query, non existing features are removed
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count = features.Count();
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// Write information back to format feature discovery uses
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aFeatures.Reset();
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for(TInt i(0); i < count; i++)
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{
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const TUid uid( features[i].FeatureUid() );
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const TBool supported( features[i].FeatureFlags().IsSet( EFeatureSupported ) );
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err = aFeatures.Append( uid, supported );
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User::LeaveIfError( err );
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}
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CleanupStack::PopAndDestroy( &features );
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CleanupStack::PopAndDestroy( &featControl );
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}
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// -----------------------------------------------------------------------------
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// CFeatureDiscoveryImpl::FeaturesSupported(TFeatureSet&)
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// -----------------------------------------------------------------------------
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//
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TInt CFeatureDiscoveryImpl::FeaturesSupported( TFeatureSet& aFeatures )
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{
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// Construct feature entry array used by feature control
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TInt err( KErrNone );
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RFeatureArray features;
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TInt count( aFeatures.Count() );
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for(TInt i(0); i < count; i++)
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{
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TFeatureEntry feature( aFeatures.FeatureId( i ) );
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err = features.Append( feature );
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if( err != KErrNone )
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{
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break;
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}
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}
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if( err == KErrNone )
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{
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// Fetch feature information from server
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err = iFeatControl.FeaturesSupported( features );
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// Refresh count of features after query, non existing features are removed
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count = features.Count();
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}
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if( err == KErrNone )
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{
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// Write information back to format feature discovery uses
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aFeatures.Reset();
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for(TInt i(0); i < count; i++)
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{
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const TUid uid( features[i].FeatureUid() );
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const TBool supported( features[i].FeatureFlags().IsSet( EFeatureSupported ) );
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err = aFeatures.Append( uid, supported );
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if( err != KErrNone )
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{
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break;
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}
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}
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}
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features.Close();
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return err;
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}
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// EOF
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