Classe TStreamBase

Unit

mi.rtl.Objects.Methods.StreamBase

Declaração

type TStreamBase = class(TObjectsMethods)

Descrição

• A class TStreamBase é uma classe abstrata para implementação de streams.

Hierarquia

• TObjectsTypes
• TObjectsConsts
• TObjectsMethods
• TStreamBase

Visão Geral

Campos

	Status: Integer;
	StreamSize: int64;
	Position: Int64;
	Alias: AnsiString;

Métodos

	constructor Create; overload; virtual;
	destructor Destroy; Override;
	procedure Open; overload; Virtual;
	procedure Close; Virtual;
	procedure Rewrite; Overload; Virtual;
	procedure Flush; Virtual;
	procedure Truncate; Overload; Virtual;
	procedure Read(Var Buf; Count: Sw_Word); Overload; Virtual;
	procedure Write(Var Buf; Count: Sw_Word); Overload; Virtual;
	function ReadStr: ptstring;
	function Get: TClass;
	function StrRead: PAnsiChar;
	procedure Put(P: TClass);
	procedure StrWrite(P: PAnsiChar);
	procedure WriteStr(P: ptstring);
	procedure CopyFrom(Var S: TStreamBase; Count: LongInt);
	function GetPos: LongInt; Virtual;
	function GetSize: LongInt; Virtual;
	procedure Reset; Overload; Virtual;
	procedure Seek(Pos: LongInt); overload; Virtual;
	procedure Seek(NR: LongInt;a_RecSize:Longint); Overload; Virtual;
	procedure Error(Code, Info: Integer); Virtual;
	function GetDriveType:TDriveType; overload; virtual;

Descrição

Campos

	Status: Integer;
Stream status

	StreamSize: int64;
Stream current size

	Position: Int64;
Current position

	Alias: AnsiString;

Métodos

	constructor Create; overload; virtual;

	destructor Destroy; Override;

	procedure Open; overload; Virtual;

	procedure Close; Virtual;

	procedure Rewrite; Overload; Virtual;

	procedure Flush; Virtual;

	procedure Truncate; Overload; Virtual;

	procedure Read(Var Buf; Count: Sw_Word); Overload; Virtual;

	procedure Write(Var Buf; Count: Sw_Word); Overload; Virtual;

	function ReadStr: ptstring;

	function Get: TClass;

	function StrRead: PAnsiChar;

	procedure Put(P: TClass);

	procedure StrWrite(P: PAnsiChar);

	procedure WriteStr(P: ptstring);

	procedure CopyFrom(Var S: TStreamBase; Count: LongInt);

	function GetPos: LongInt; Virtual;

	function GetSize: LongInt; Virtual;

	procedure Reset; Overload; Virtual;

	procedure Seek(Pos: LongInt); overload; Virtual;

	procedure Seek(NR: LongInt;a_RecSize:Longint); Overload; Virtual;

	procedure Error(Code, Info: Integer); Virtual;

	function GetDriveType:TDriveType; overload; virtual;

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