--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/skins/AknSkins/srvinc/AknsSrvFileBuffer.h Thu Dec 17 09:14:12 2009 +0200
@@ -0,0 +1,124 @@
+/*
+* Copyright (c) 2002-2007 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: Skin server's file buffer.
+*
+*/
+
+
+#ifndef AKNSSRVFILEBUFFER_H
+#define AKNSSRVFILEBUFFER_H
+
+// INCLUDE FILES
+
+#include <e32std.h>
+#include <f32file.h>
+#include <caf/caf.h>
+// CLASS DECLARATION
+
+/**
+*
+*/
+NONSHARABLE_CLASS(CAknsSrvFileBuffer) : public CBase
+ {
+ public: // Construction and destruction
+
+ /**
+ * Symbian constructor.
+ * @param aFilehandle file handle.
+ * @return new instance of CAknsSrvFileBuffer.
+ */
+ static CAknsSrvFileBuffer* NewL( RFile& aFilehandle );
+ /**
+ * Destructor.
+ */
+ virtual ~CAknsSrvFileBuffer();
+
+ public: // New methods
+
+ /**
+ * Gets 32-bit integer value from file.
+ * @param aOffset offset in the file
+ * @return 32-bit integer value from file.
+ */
+ TInt32 GetInt32L( const TUint aOffset );
+
+ /**
+ * Gets 16-bit unsigned integer value from file.
+ * @param aOffset offset in the file
+ * @return 16-bit unsigned integer value from file.
+ */
+ TUint16 GetUint16L( const TUint aOffset );
+
+ /**
+ * Gets 16-bit integer value from file.
+ * @param aOffset offset in the file
+ * @return 16-bit integer value from file.
+ */
+ TInt16 GetInt16L( const TUint aOffset );
+
+ /**
+ * Gets 8-bit unsigned integer value from file.
+ * @param aOffset offset in the file
+ * @return 8-bit unsigned integer value from file.
+ */
+ TUint8 GetUint8L( const TUint aOffset );
+
+ private: // New methods
+
+ /**
+ * Makes pointer to buffer.
+ */
+ const TAny* PtrToBuffer( const TUint aOffset ) const;
+
+ /**
+ * Reads buffer from given offset.
+ */
+ void ReadToBufferL( const TUint aOffset, const TUint aSize );
+
+ /**
+ * Fills buffer.
+ */
+ void FillBufferL();
+
+ /**
+ * Checks if offset is within range.
+ */
+ TBool IsWithin( const TUint aOffset, const TUint aSize ) const;
+
+ private: // Construction and destruction
+
+ /**
+ * Symbian 2nd phase constructor.
+ */
+ void ConstructL(RFile& aFilehandle);
+
+ /**
+ * C++ constructor.
+ */
+ CAknsSrvFileBuffer();
+
+
+ private: // Data
+
+ ContentAccess::CContent* iContent;
+ ContentAccess::CData* iData;
+ HBufC8* iBuffer;
+ TInt iPosition;
+ TInt iLength;
+
+ };
+
+#endif
+
+// End of File