TStream

type TStream = class(TObject)

protected

  procedure SetSize();

Sets the size of the stream

public

  function Read(); virtual; abstract;

Reads data from the stream to a buffer and returns the number of bytes read.

  function Write(); virtual; abstract;

Writes data from the stream to the buffer and returns the number of bytes written.

  function Seek();

Sets the current position in the stream

  procedure ReadBuffer();

Reads data from the stream to a buffer

  procedure WriteBuffer();

Writes data from the stream to the buffer

  function CopyFrom();

Copy data from one stream to another

  function ReadComponent();

Reads component data from a stream

  function ReadComponentRes();

Reads component data and resource header from a stream

  procedure WriteComponent();

Write component data to the stream

  procedure WriteComponentRes();

Write resource header and component data to a stream

  procedure WriteDescendent();

Write component data to a stream, relative to an ancestor

  procedure WriteDescendentRes();

Write resource header and component data to a stream, relative to an ancestor

  procedure WriteResourceHeader();

Write resource header to the stream

  procedure FixupResourceHeader();

Not implemented in FPC

  procedure ReadResHeader;

Read a resource header from the stream.

  function ReadByte;

Read a byte from the stream and return its value.

  function ReadWord;

Read a word from the stream and return its value.

  function ReadDWord;

Read a DWord from the stream and return its value.

  function ReadAnsiString;

Read an ansistring from the stream and return its value.

  procedure WriteByte();

Write a byte to the stream.

  procedure WriteWord();

Write a word to the stream.

  procedure WriteDWord();

Write a DWord to the stream.

  procedure WriteAnsiString();

Write an ansistring to the stream.

  property Position: Int64; [rw]

The current position in the stream.

  property Size: Int64; [rw]

The current size of the stream.

  property Position: LongInt; [rw]

The current position in the stream.

  property Size: LongInt; [rw]

The current size of the stream.

end;

TStream

Base class for streams.

TObject

TMemoryStream

Standard implementation of a stream that stores its data in memory

TFileStream

Stream that stores its data in a named file on disk.

TStringStream

Stream that stores its data in a string.