--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/uiutils/gamerecognizer/src/GameRecognizer.cpp Wed Sep 01 12:16:19 2010 +0100
@@ -0,0 +1,135 @@
+/*
+* 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:
+*
+*/
+
+
+#include <f32file.h>
+#include <s32mem.h>
+#include <implementationproxy.h>
+#include "GameRecognizer.h"
+
+//
+// CGameRecognizer
+//
+CGameRecognizer::CGameRecognizer ()
+:CApaDataRecognizerType(KUidMimeGameDataRecognizerValue, CApaDataRecognizerType::EHigh)
+ {
+ iCountDataTypes= KSupportedGameDataMimetypes;
+ }
+
+TUint CGameRecognizer::PreferredBufSize()
+ {
+ // no buffer recognition yet
+ return 128;
+ }
+
+TDataType CGameRecognizer::SupportedDataTypeL(TInt aIndex) const
+ {
+ __ASSERT_DEBUG(aIndex>=0 && aIndex < KSupportedGameDataMimetypes, User::Invariant());
+ switch (aIndex)
+ {
+ case 0:
+ default:
+ return TDataType( KGameDataMimeType );
+ }
+ }
+
+void CGameRecognizer::DoRecognizeL( const TDesC& aName, const TDesC8& aBuffer)
+ {
+ TBool nameOk( EFalse );
+ TBool headerOk( EFalse );
+
+ iConfidence = ENotRecognized;
+ if ( aBuffer.Length() < 10 )
+ {
+ return;
+ }
+
+ // First try the name. Then the data.
+ nameOk = NameRecognizedL( aName );
+ headerOk = HeaderRecognized( aBuffer );
+
+ if ( nameOk && headerOk )
+ {
+ iConfidence = ECertain;
+ }
+ else if ( !nameOk && headerOk)
+ {
+ iConfidence = EProbable;
+ }
+ else if ( nameOk && !headerOk )
+ {
+ iConfidence = EPossible;
+ }
+ else
+ {
+ return;
+ }
+
+ iDataType = TDataType( KGameDataMimeType );
+ }
+
+TBool CGameRecognizer::HeaderRecognized( const TDesC8& aBuffer ) const
+ {
+ if ( aBuffer.Find( KGndHeader ) > 10 )
+ {
+ return ETrue;
+ }
+ else
+ {
+ return EFalse;
+ }
+ }
+
+TBool CGameRecognizer::NameRecognizedL( const TDesC& aName) const
+ {
+ TBool ret = EFalse;
+ if ( aName.Length() > 5 )
+ {
+ TInt dotPos = aName.LocateReverse( '.' );
+ if (dotPos != KErrNotFound)
+ {
+ TInt extLength = aName.Length() - dotPos;
+ HBufC* ext = aName.Right( extLength ).AllocL();
+ CleanupStack::PushL( ext );
+ if ( ext->CompareF( KDotNGD )==0 )
+ {
+ ret = ETrue;
+ }
+ CleanupStack::PopAndDestroy( ext );
+ }
+ }
+ return ret;
+ }
+
+CApaDataRecognizerType* CGameRecognizer::CreateRecognizerL()
+ {
+ return new (ELeave) CGameRecognizer();
+ }
+
+const TImplementationProxy ImplementationTable[] =
+ {
+ IMPLEMENTATION_PROXY_ENTRY(KMimeGameDataRecognizerImplementationUid,
+ CGameRecognizer::CreateRecognizerL)
+ };
+
+EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount)
+ {
+ aTableCount = sizeof(ImplementationTable) / sizeof(TImplementationProxy);
+ return ImplementationTable;
+ }
+
+// End of File