diff -r cad71a31b7fc -r e36f3802f733 srsf/devasr/src/devasrresourcehandler.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/srsf/devasr/src/devasrresourcehandler.cpp Wed Sep 01 12:29:17 2010 +0100 @@ -0,0 +1,144 @@ +/* +* Copyright (c) 2004 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: This class reads the resource file and provides access to the +* information read from the resource file. +* +*/ + + +// INCLUDE FILES +#include +#include +#include +#include +#include "devasrresourcehandler.h" +#include +#include "rubydebug.h" +#include + +// LOCAL CONSTANTS AND MACROS +_LIT( KResourceFileName, "nssdevasr.rsc" ); + + +// ============================ MEMBER FUNCTIONS =============================== + +// ----------------------------------------------------------------------------- +// CDevASRResourceHandler::CDevASRResourceHandler +// C++ default constructor can NOT contain any code, that +// might leave. +// ----------------------------------------------------------------------------- +// +CDevASRResourceHandler::CDevASRResourceHandler() + { + } + +// ----------------------------------------------------------------------------- +// CDevASRResourceHandler::ConstructL +// Symbian 2nd phase constructor can leave. +// ----------------------------------------------------------------------------- +// +void CDevASRResourceHandler::ConstructL() + { + RUBY_DEBUG_BLOCK( "CDevASRResourceHandler::ConstructL()" ); + + ReadResourceFileL(); + } + +// ----------------------------------------------------------------------------- +// CDevASRResourceHandler::NewL +// Two-phased constructor. +// ----------------------------------------------------------------------------- +// +CDevASRResourceHandler* CDevASRResourceHandler::NewL() + { + CDevASRResourceHandler* self = new ( ELeave ) CDevASRResourceHandler(); + CleanupStack::PushL( self ); + self->ConstructL(); + CleanupStack::Pop(); // Self + return self; + } + +// Destructor +CDevASRResourceHandler::~CDevASRResourceHandler() + { + } + +// ----------------------------------------------------------------------------- +// CDevASRResourceHandler::ReadResourceFileL +// Reads the data from the resource file. +// ----------------------------------------------------------------------------- +// +void CDevASRResourceHandler::ReadResourceFileL() + { + RUBY_DEBUG_BLOCK( "CDevASRResourceHandler::ReadResourceFileL()" ); + + // letters for drives in search order + const TBuf<2> KResourceDrives = _L("cz"); + + // load resources + RResourceFile resourceFile; + RFs fs; + User::LeaveIfError( fs.Connect() ); + CleanupClosePushL( fs ); + + TFileName name; + TInt i( 0 ); + // try to find from the first driver + name.Append( KResourceDrives[i] ); + name.Append( ':' ); + name.Append( KDC_RESOURCE_FILES_DIR ); + name.Append( KResourceFileName ); + + TBool found( EFalse ); + + while ( !found && i < KResourceDrives.Length() ) + { + name[0] = KResourceDrives[i++]; + + if ( BaflUtils::FileExists(fs, name) ) + { + // open resource + resourceFile.OpenL( fs, name ); + CleanupClosePushL( resourceFile ); + found = ETrue; + } + } + + if ( !found ) + { + User::Leave( KErrNotFound ); + } + + + HBufC8* res = resourceFile.AllocReadLC( DEVASRINFO ); + + TResourceReader theReader; + theReader.SetBuffer( res ); + + iSamplingRate = theReader.ReadInt16(); + iBitsPerSample = theReader.ReadInt16(); + iMicrophoneGain = theReader.ReadInt16(); + iSpeakerVolume = theReader.ReadInt16(); + iSilenceFrames = theReader.ReadInt16(); + iPadEndFrames = theReader.ReadInt16(); + iPadStartFrames = theReader.ReadInt16(); + iBufferSize = theReader.ReadInt16(); + iBuffersInWins = theReader.ReadInt16(); + iBuffersInThumb = theReader.ReadInt16(); + + // Cleanup res, fs, resourceFile + CleanupStack::PopAndDestroy( 3 ); + } + +// End of File