Class RBufWriteStream

class RBufWriteStream : public RWriteStream;

Description

Supports the writing of a stream to a dynamic buffer.

Derivation

• RWriteStream - ...

• RBufWriteStream - Supports the writing of a stream to a dynamic buffer.

Members

Defined in RBufWriteStream:

• Append(CBufBase &)Open a stream that writes to a dynamic buffer using insert mode.
• Insert(CBufBase &,TInt)Open a stream that writes into a dynamic buffer using insert mode.
• Open(CBufBase &,TInt)Open a stream that writes to a dynamic buffer.
• RBufWriteStream()
• RBufWriteStream(CBufBase &,TInt)Construct a stream that writes to a dynamic buffer.
• RBufWriteStream(const MExternalizer< TStreamRef > &)Constructs a write stream with an externalizer. For example, CStoreMap implement...
• Truncate(CBufBase &,TInt)Open a stream that writes into a dynamic buffer using truncate mode.

Inherited from RWriteStream:

• Attach(MStreamBuf *)Sets the stream buffer sink for this write stream. The existing sink, if there i...
• Close()Commits data to the stream before freeing resources used by the stream. This ens...
• CommitL()Ensures that any buffered data is written to the stream. Once committed, it is n...
• Detach()Sets the stream buffer sink for this write stream to NULL. The existing sink, if...
• Pop()Removes the cleanup item for this write stream object from the cleanup stack.
• PushL()Puts a cleanup item for this write stream object onto the cleanup stack. This al...
• RWriteStream(MStreamBuf *)Constructs a write stream over the supplied stream buffer. The stream has no ass...
• RWriteStream(const MExternalizer< TStreamRef > &)Constructs a write stream with an associated store map. The stream buffer sink i...
• Release()Frees resources before abandoning the stream. The function is called after data ...
• Sink()Gets the underlying stream buffer for the write stream. This provides access to ...
• WriteInt16L(TInt)Writes a TInt value as a 16 bit value to this stream.
• WriteInt32L(TInt32)Writes a TInt32 value as a 32 bit value to this stream.
• WriteInt8L(TInt)Writes a TInt value as an 8 bit value to this stream.
• WriteL(RReadStream &)Writes the content of the specified read stream to this write stream.
• WriteL(RReadStream &,TInt)Writes data of the specified length from the specified read stream to this strea...
• WriteL(const TDesC16 &)Writes the content of the 16 bit descriptor to the stream. No other information ...
• WriteL(const TDesC16 &,TInt)Writes data of the specified length from the 16 bit descriptor to the stream. No...
• WriteL(const TDesC8 &)Writes the content of the 8 bit descriptor to the stream. No other information i...
• WriteL(const TDesC8 &,TInt)Writes data of the specified length from the 8 bit descriptor to the stream. No ...
• WriteL(const TUint16 *,TInt)Writes 16 bit data of the specified length from the specified location to this w...
• WriteL(const TUint8 *,TInt)Writes 8 bit data of the specified length from the specified location to this wr...
• WriteReal32L(TReal)Writes a TReal value as a 32 bit value to this stream.
• WriteReal64L(TReal64)Writes a TReal64 value as a 64 bit value to this stream.
• WriteUint16L(TUint)Writes a TUint value as a 16 bit value to this stream.
• WriteUint32L(TUint32)Writes a TUint32 value as a 32 bit value to this stream.
• WriteUint8L(TUint)Writes a TUint value as an 8 bit value to this stream.

See also:

• RWriteStream...

inline RBufWriteStream();

Description

inline RBufWriteStream(const MExternalizer< TStreamRef > &anExter);

Description

Constructs a write stream with an externalizer. For example, CStoreMap implements MExternalizer.

Parameters

const MExternalizer< TStreamRef > &anExter Specifies an externalizer.

See also:

• MExternalizer...

IMPORT_C RBufWriteStream(CBufBase &aBuf, TInt aPos=0);

Description

Construct a stream that writes to a dynamic buffer.

Parameters

CBufBase &aBuf The dynamic buffer that will be the sink of this stream. TInt aPos The offset within the dynamic buffer where the stream starts.

See also:

• RBufWriteStream::Open(CBufBase &,TInt)Open a stream that writes to a dynamic buffer.

IMPORT_C void Open(CBufBase &aBuf, TInt aPos=0);

Description

Open a stream that writes to a dynamic buffer.

Parameters

CBufBase &aBuf The dynamic buffer that will be the sink of this stream. TInt aPos The offset within the dynamic buffer where the stream starts.

See also:

• TBufBuf::Set(CBufBase &,TInt,TInt)Sets up the stream to use the specified dynamic buffer.
• RWriteStream::Attach(MStreamBuf *)Sets the stream buffer sink for this write stream. The existing sink, if there i...

IMPORT_C void Truncate(CBufBase &aBuf, TInt aPos=0);

Description

Open a stream that writes into a dynamic buffer using truncate mode.

Parameters

CBufBase &aBuf The dynamic buffer that will be the sink of this stream. TInt aPos The offset within the dynamic buffer where the stream starts.

See also:

• TBufBuf::Set(CBufBase &,TInt,TInt)Sets up the stream to use the specified dynamic buffer.
• TBufBuf::ETruncate
• RWriteStream::Attach(MStreamBuf *)Sets the stream buffer sink for this write stream. The existing sink, if there i...

IMPORT_C void Insert(CBufBase &aBuf, TInt aPos);

Description

Open a stream that writes into a dynamic buffer using insert mode.

Parameters

CBufBase &aBuf The dynamic buffer that will be the sink of this stream. TInt aPos The offset within the dynamic buffer where the stream starts.

See also:

• TBufBuf::Set(CBufBase &,TInt,TInt)Sets up the stream to use the specified dynamic buffer.
• TBufBuf::EInsert
• RWriteStream::Attach(MStreamBuf *)Sets the stream buffer sink for this write stream. The existing sink, if there i...

inline void Append(CBufBase &aBuf);

Description

Open a stream that writes to a dynamic buffer using insert mode.

Parameters

CBufBase &aBuf The dynamic buffer that will be the sink of this stream.

See also:

• RBufWriteStream::Insert(CBufBase &,TInt)Open a stream that writes into a dynamic buffer using insert mode.