diff -r b7fa36b488f8 -r cd54903d48da profilesapplication/Profiles/ProfileApp/SettingsViewSrc/ProfileMmfInfoUtility.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/profilesapplication/Profiles/ProfileApp/SettingsViewSrc/ProfileMmfInfoUtility.cpp Wed Sep 01 12:30:29 2010 +0100 @@ -0,0 +1,159 @@ +/* +* Copyright (c) 2002-2006 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: A wrapper interface around MMF (Multimedia Framework) to get +* information about MIME-types supported by MMF. +* +*/ + + + +// CLASS HEADER +#include "ProfileMmfInfoUtility.h" + +// INTERNAL INCLUDES + +// EXTERNAL INCLUDES +#include +#include +#include +#include +namespace + { + // CONSTANTS + _LIT8( KProfileRngMimeType, "application/vnd.nokia.ringing-tone" ); + //_LIT8( KProfilePlainTextType, "text/plain" ); + } + +// ============================ MEMBER FUNCTIONS =============================== + +// ----------------------------------------------------------------------------- +// CProfileMmfInfoUtility::IsMimeTypeSupported +// ----------------------------------------------------------------------------- +// +TBool ProfileMmfInfoUtility::IsMimeTypeSupportedL( const TDesC8& aMimeType ) + { + + //if( aMimeType.CompareF( KProfilePlainTextType ) == 0 ) + // { + // return EFalse; + // } + + if( aMimeType.CompareF( KProfileRngMimeType ) == 0 ) + { + return ETrue; + } + + TBool result( EFalse ); + + CMMFFormatSelectionParameters* formatPrms = + CMMFFormatSelectionParameters::NewLC(); + CMMFControllerPluginSelectionParameters* controllerPrms = + CMMFControllerPluginSelectionParameters::NewLC(); + + // Empty format parameters means: "get all the supported formats" + controllerPrms->SetRequiredPlayFormatSupportL( *formatPrms ); + RMMFControllerImplInfoArray cntrlArray; + controllerPrms->ListImplementationsL( cntrlArray ); + + for( TInt i( cntrlArray.Count() - 1 ); i >= 0 && !result; --i ) + { + const RMMFFormatImplInfoArray& + infoArray( cntrlArray[i]->PlayFormats() ); + + for( TInt j( infoArray.Count() - 1 ); j >= 0; --j ) + { + if( infoArray[j]->SupportsMimeType( aMimeType ) ) + { + result = ETrue; + break; + } + } + } + + cntrlArray.ResetAndDestroy(); + cntrlArray.Close(); + CleanupStack::PopAndDestroy( 2, formatPrms ); + + return result; + } + +// ----------------------------------------------------------------------------- +// CProfileMmfInfoUtility::IsHeaderDataSupportedL +// ----------------------------------------------------------------------------- +// +TBool ProfileMmfInfoUtility::IsHeaderDataSupportedL( const TDesC& aFileName ) + { + TBool result( EFalse ); + //the max header length is 256 bytes + const TInt KMaxHeaderLength( 256 ); + HBufC8* header = HBufC8::NewLC( KMaxHeaderLength ); + TPtr8 headerPtr = header->Des(); + GetFileHeaderDataL( aFileName, headerPtr, KMaxHeaderLength ); + CMMFFormatSelectionParameters* formatPrms = + CMMFFormatSelectionParameters::NewLC(); + CMMFControllerPluginSelectionParameters* controllerPrms = + CMMFControllerPluginSelectionParameters::NewLC(); + + // Empty format parameters means: "get all the supported formats" + controllerPrms->SetRequiredPlayFormatSupportL( *formatPrms ); + RMMFControllerImplInfoArray cntrlArray; + controllerPrms->ListImplementationsL( cntrlArray ); + + for ( TInt i( cntrlArray.Count() - 1 ); i >= 0 && !result; --i ) + { + const RMMFFormatImplInfoArray& infoArray( cntrlArray[i]->PlayFormats() ); + + for ( TInt j(infoArray.Count() - 1); j >= 0; --j ) + { + if ( infoArray[j]->SupportsHeaderDataL( *header ) ) + { + result = ETrue; + break; + } + } + } + + cntrlArray.ResetAndDestroy(); + cntrlArray.Close(); + CleanupStack::PopAndDestroy( 3, header );//controllerPrms, formatPrms and header + + return result; + } + +// ----------------------------------------------------------------------------- +// CProfileMmfInfoUtility::GetFileHeaderDataL +// ----------------------------------------------------------------------------- +// +void ProfileMmfInfoUtility::GetFileHeaderDataL( const TDesC& aFileName, + TDes8& aHeaderData, TInt aMaxHeaderLength ) + { + TInt error = KErrNone; + using namespace ContentAccess; + TVirtualPathPtr path( aFileName, ContentAccess::KDefaultContentObject ); + CData* data = CData::NewLC( path, EContentShareReadWrite ); + TInt size = 0; + data->DataSizeL( size ); + if ( size > 0 ) + { + if ( size > aMaxHeaderLength ) + size = aMaxHeaderLength; + TInt pos = 0; + error = data->Seek( ESeekStart, pos ); + error = data->Read( aHeaderData, size ); + } + CleanupStack::PopAndDestroy(); // data + } + +// End of File +