Classe TTb_Access
Unit
mi.rtl.Objects.Methods.Db.Tb_Access
Declaração
type TTb_Access = class(TTb_Access_consts)
Descrição
No description available, ancestor TTb_Access_consts description follows
A classe TTb_Access_consts
é usada para declarar todas as constantes da classe TTb_Access
Hierarquia
- TObjectsTypes
- TObjectsConsts
- TObjectsMethods
- TObjectsSystem
- TTb_Access_types
- TTb_Access_consts
- TTb_Access
Visão Geral
Métodos
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class Procedure Create; |
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class Procedure Destroy; |
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class function FExisteCodigo(Var IxF:IndexFile; Const codigo:tString):Boolean; |
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class Procedure CreateTAccess; |
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class Procedure DestroyTAccess; |
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class function EscrevaTurboError(DatF : DataFile;Const NR : Longint;Error:SmallWord):Boolean; |
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class function TAIOCheck(VAR DatF : DataFile;Const R : LONGINT):Boolean; |
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class function SincronizaPosChave(Var datFIx:IndexFile;Const NrCurrent:Longint; KeyCurrent : TaKeyStr):Boolean; |
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class function GetRec(var DatF : DataFile;Const R : Longint;var Buffer ):Boolean; overload; |
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class function GetRecBlock(VAR DatF : DataFile; Const R : LONGINT; delta:Word;Var BlocksRead:Word ;VAR Buffer ):Boolean; |
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class function PutRec(var DatF : DataFile;Const R : Longint;var Buffer;Const Transaction_Current : T_TTransaction):Boolean; overload; |
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class function PutRec(var DatF : DataFile;Const R : Longint;var Buffer ):Boolean; overload; |
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class function MakeFile(var DatF : DataFile;Const FName : FileName;Const RecLen : SmallWord):Integer; overload; |
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class function FDelStrBrancos(S:tString):tString; |
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class function FileNameTemp_Ext(const aPath:PathStr;Var NomeArqTemp : PathStr;const Extencao : PathStr):Boolean; overload; |
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class function FileNameTemp_Ext(Var NomeArqTemp : PathStr;const Extencao : PathStr):Boolean; Overload; |
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class function FileNameTemp(const Extencao : PathStr):PathStr; |
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class function FileName_Seq(Const aName:PathStr;Const aExt : PathStr):PathStr; |
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class function IsPortLocal(WPort: TTb_Access.tString):Boolean; |
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class function DelFile( Const Nome : NameStr):Boolean; |
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class function SetOkAddRecFirstFree(Const aOkAddRecFirstFree: Boolean):Boolean; |
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class function TestaSePodeAbrirArquivo(Const FName : PathStr): Byte; |
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class function FileShared(Const FName : PathStr) : Boolean; |
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class function FTrocaExtencao(Const NomeArq:NameStr; Extencao:PathStr) : PathStr; |
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class function Ren(NomeFonte,NomeDestino: PathStr) : Boolean; |
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class function OkRecSizeMismatch(Const FName : FileName;Const RecLenBufferRecord : SmallWord):Boolean; |
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class function ModifyStructurFile(Const FName:FileName;Const RecLenDest : SmallWord ):Boolean; virtual; abstract; |
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class function OpenFile(var DatF:DataFile; Const FName : FileName; Const RecLen:SmallWord):Integer; |
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class function ReadHeader(VAR DatF : DataFile):Boolean; |
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class function PutFileHeader(VAR DatF : DataFile):Boolean; |
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class function NaoMuDOuHeader(VAR DatF : DataFile) : BOOLEAN; |
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class function MudouHeaderEmMemoria(VAR DatF : DataFile) : BOOLEAN; |
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class function aCloseFile(VAR DatF : DataFile):boolean; |
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class function CloseFile(VAR DatF : DataFile):boolean; Overload; |
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class function CloseFile(VAR DatF : DataFile;OkCondicional:Boolean):boolean; Overload; |
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class function FlushFile(VAR DatF : DataFile):Boolean; overload; |
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class function TraveRegistro(VAR DatF : DataFile; Const R : LONGINT):Boolean; |
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class function DestraveRegistro(Var DatF : DataFile;Const R : Longint):Boolean; |
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class function TraveHeader(VAR DatF : DataFile):Boolean; |
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class function DestraveHeader(VAR DatF : DataFile):Boolean; |
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class function IoResult(Var DatF : DataFile) : Integer; overload; |
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class function FileSize(VAR DatF : DataFile):Longint; Overload; |
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class Procedure NewRec(VAR DatF : DataFile;VAR R : LONGINT ); |
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class function AddRec(var DatF : DataFile;var R : Longint;var Buffer ):Boolean; overload; |
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class function DeleteRecord(VAR DatF : DataFile;Const R : LONGINT; Var Buffer ):Boolean; overload; |
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class function DeleteRec(var DatF : DataFile;Const R : Longint):Boolean; overload; |
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class function FileLen(VAR DatF : DataFile) : LONGINT; overload; |
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class function UsedRecs(VAR DatF : DataFile) : LONGINT; Overload; |
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class function UsedRecs(VAR DatF : DataFile;OK_GetHeader : Boolean) : LONGINT; Overload; |
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class function UsedRecs(Var IxF :IndexFile;OK_GetHeaderDoIndice : Boolean) : LONGINT; Overload; |
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class function UsedRecs(Var IxF :IndexFile) : LONGINT; Overload; |
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class function UsedRecs(Const FileName:PathStr) : Longint; Overload; |
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class Procedure TaPack(VAR Page : TaPage;Const KeyL : BYTE); |
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class Procedure TaUnpack(VAR Page : TaPage; Const KeyL : BYTE); |
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class function Multiplo_Mais_proximo_de_N(Const K,N:Longint): Longint; |
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class function MakeIndex(var IxF : IndexFile;Const FName : FileName;Const KeyLen,S : byte):Integer; overload; |
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class function OpenIndex(var IxF : IndexFile;Const FName : FileName;Const KeyLen,S : byte):Integer; overload; |
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class Procedure LeiaHeaderDoIndice( VAR IxF : IndexFile); |
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class function aCloseIndex(VAR IxF : IndexFile):Boolean; overload; |
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class function CloseIndex(VAR IxF : IndexFile):boolean; Overload; |
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class function CloseIndex(VAR IxF : IndexFile;OkCondicional:Boolean):boolean; Overload; |
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class function FlushIndex(VAR IxF : IndexFile):boolean; overload; |
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class function EraseFile(VAR DatF : DataFile):boolean; overload; |
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class function EraseIndex(VAR IxF : IndexFile):boolean; overload; |
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class function TaGetPage(VAR IxF : IndexFile;Const R : LONGINT;VAR PgPtr : TaPagePtr):boolean; |
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class Procedure TaNewPage(VAR IxF : IndexFile; VAR R : LONGINT; VAR PgPtr : TaPagePtr); |
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class Procedure TaDeletePage(var IxF : IndexFile; VAR R : LONGINT; VAR PgPtr : TaPagePtr); |
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class Procedure ClearKey(VAR IxF : IndexFile); overload; |
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class function NextKey(VAR IxF : IndexFile; VAR DataRecNum : LONGINT; VAR ProcKey ):Boolean; overload; |
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class function PrevKey(var IxF : IndexFile; var DataRecNum : Longint; var ProcKey ):Boolean; overload; |
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class Procedure TaXKey(VAR K:TaKeyStr; Const KeyL : BYTE); |
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class function TaCompKeys(Const K1 ,K2; DR1,DR2 : LONGINT; Const Dup : BOOLEAN ) : Shortint; |
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class function TaFindKey(VAR IxF : IndexFile;VAR DataRecNum : LONGINT;VAR ProcKey ):boolean; |
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class function FindKey(var IxF : IndexFile;var DataRecNum : Longint;var ProcKey ):Boolean; overload; |
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class function FindKeyTop(var IxF : IndexFile;var DataRecNum : Longint;var ProcKey ):Boolean; overload; |
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class function SearchKey(var IxF : IndexFile; var DataRecNum : Longint; var ProcKey:TaKeyStr):Boolean; overload; |
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class function SearchKeyTop(var IxF : IndexFile; var DataRecNum : Longint; var ProcKey:TaKeyStr;Const Okequal : Boolean):Boolean; overload; |
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class Procedure TaUpdatePage(VAR IxF : IndexFile; VAR R : LONGINT; VAR PgPtr : TaPagePtr; Const Transaction_Current : T_TTransaction); overload; |
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class Procedure AddKey_Search_Insert( var IxF : IndexFile; Var PrPgRef1 : LONGINT; VAR PrPgRef2,c : LONGINT; VAR PagePtr1,PagePtr2 : TaPagePtr; VAR ProcItem1, ProcItem2 : TaItem; vAR PassUp, okAddKey : BOOLEAN; Const ProcKey : TaKeyStr; Const DataRecNum : Longint; VAR K,L : SmallInt; Var R : SmallInt ); |
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class Procedure AddKey_Search_Init_ProcItem1(Const ProcKey : TaKeyStr; Const DataRecNum : Longint; vAR PassUp : BOOLEAN; VAR ProcItem1 : TaItem); |
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class Procedure AddKey_Search(var IxF : IndexFile; PrPgRef1 : LONGINT; VAR PrPgRef2,c : LONGINT; VAR PagePtr1,PagePtr2 : TaPagePtr; VAR ProcItem1, ProcItem2 : TaItem; vAR PassUp, okAddKey : BOOLEAN; Const ProcKey : TaKeyStr; Const DataRecNum : Longint; VAR K,L : SmallInt ); |
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class function AddKey(var IxF : IndexFile; Const DataRecNum : Longint; Const ProcKey : TaKeyStr):Boolean; overload; |
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class function DeleteKey(var IxF : IndexFile;Const DataRecNum : Longint;var ProcKey:TaKeyStr ):Boolean; OVERLOAD; |
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class function FGetHeaderDataFile(Const FileName: PathStr;Var Header : TsImagemHeader;Var aFileSize : Longint):Boolean; |
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class function FTamRegDataFile(Const FileName: PathStr):SmallWord; |
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class function NewFileName(FileName,Extencao:PathStr):PathStr; |
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class function FTb(Const FileName:PathStr):PathStr; |
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class function FObj(Const FileName:PathStr):PathStr; |
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class function FIx(Const FileName:PathStr):PathStr; |
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class function FDup(Const FileName:PathStr):PathStr; |
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class Procedure AssignDataFile(Var DatF :DataFile; Const aFileName:PathStr; aBaseSize, aRecSize:SmallWord; aF :TStream; WTipo : AnsiChar ); Overload; |
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class Procedure AssignDataFile(Var DatF :DataFile; Const aFileName:PathStr; aBaseSize, aRecSize:SmallWord); Overload; |
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class Procedure AssignIndexFile(Var IxF : IndexFile; Const aFileName : PathStr; aBaseSize, aRecSize : SmallWord); Overload; |
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class function UpperCase(str:AnsiString):AnsiString; |
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class function Lowcase(str:AnsiString):AnsiString; |
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class function Int2str(Const L : LongInt) : TTb_Access.tString; |
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class procedure Beep; |
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class function spc(Const campo:AnsiString;Const tam :Longint):AnsiString; |
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class function SetOkTransaction(Const aOkTransaction : BOOLEAN):BOOLEAN; |
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class function StartTransaction(Const aDelta : SmallWord):Integer; Overload; |
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class function StartTransaction(Const DatF : DataFile ; Var aok_Set_Transaction : Boolean): Integer; Overload; |
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class function SetTransaction(const OnOff:Boolean;out WOK : Boolean):Boolean; Overload; |
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class function COMMIT:Boolean; Overload; |
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class function COMMIT(Const Wok_Set_Transaction : Boolean):Boolean; Overload; |
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class Procedure Rollback; |
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class function SetTransaction(const OnOff:Boolean; out wok, Wok_Set_Transaction:Boolean):Boolean; Overload; |
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class function GetFileName_Transaction(): tString; |
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class function Assign_Transaction(Const aFileName : PathStr):SmallWord; |
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class function TransactionPendant_Error:Boolean; |
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class function TransactionPendant:Boolean; |
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class Procedure Truncate(Var DatF: DataFile;NR : LongInt); |
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class Procedure CopyFrom(Font_DatF: DataFile ;Var Dest_DatF: DataFile); Overload; |
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class Procedure CopyFrom(Font_IxF : IndexFile ;Var Dest_IxF : IndexFile); Overload; |
Descrição
Métodos
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class Procedure Create; |
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class Procedure Destroy; |
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class function FExisteCodigo(Var IxF:IndexFile; Const codigo:tString):Boolean; |
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class Procedure CreateTAccess; |
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class Procedure DestroyTAccess; |
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class function EscrevaTurboError(DatF : DataFile;Const NR : Longint;Error:SmallWord):Boolean; |
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class function TAIOCheck(VAR DatF : DataFile;Const R : LONGINT):Boolean; |
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class function SincronizaPosChave(Var datFIx:IndexFile;Const NrCurrent:Longint; KeyCurrent : TaKeyStr):Boolean; |
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class function GetRec(var DatF : DataFile;Const R : Longint;var Buffer ):Boolean; overload; |
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class function GetRecBlock(VAR DatF : DataFile; Const R : LONGINT; delta:Word;Var BlocksRead:Word ;VAR Buffer ):Boolean; |
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class function PutRec(var DatF : DataFile;Const R : Longint;var Buffer;Const Transaction_Current : T_TTransaction):Boolean; overload; |
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class function PutRec(var DatF : DataFile;Const R : Longint;var Buffer ):Boolean; overload; |
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class function MakeFile(var DatF : DataFile;Const FName : FileName;Const RecLen : SmallWord):Integer; overload; |
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class function FDelStrBrancos(S:tString):tString; |
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class function FileNameTemp_Ext(const aPath:PathStr;Var NomeArqTemp : PathStr;const Extencao : PathStr):Boolean; overload; |
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class function FileNameTemp_Ext(Var NomeArqTemp : PathStr;const Extencao : PathStr):Boolean; Overload; |
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class function FileNameTemp(const Extencao : PathStr):PathStr; |
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class function FileName_Seq(Const aName:PathStr;Const aExt : PathStr):PathStr; |
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class function IsPortLocal(WPort: TTb_Access.tString):Boolean; |
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class function DelFile( Const Nome : NameStr):Boolean; |
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class function SetOkAddRecFirstFree(Const aOkAddRecFirstFree: Boolean):Boolean; |
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class function TestaSePodeAbrirArquivo(Const FName : PathStr): Byte; |
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class function FileShared(Const FName : PathStr) : Boolean; |
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class function FTrocaExtencao(Const NomeArq:NameStr; Extencao:PathStr) : PathStr; |
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class function Ren(NomeFonte,NomeDestino: PathStr) : Boolean; |
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class function OkRecSizeMismatch(Const FName : FileName;Const RecLenBufferRecord : SmallWord):Boolean; |
A class método |
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class function ModifyStructurFile(Const FName:FileName;Const RecLenDest : SmallWord ):Boolean; virtual; abstract; |
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class function OpenFile(var DatF:DataFile; Const FName : FileName; Const RecLen:SmallWord):Integer; |
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class function ReadHeader(VAR DatF : DataFile):Boolean; |
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class function PutFileHeader(VAR DatF : DataFile):Boolean; |
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class function NaoMuDOuHeader(VAR DatF : DataFile) : BOOLEAN; |
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class function MudouHeaderEmMemoria(VAR DatF : DataFile) : BOOLEAN; |
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class function aCloseFile(VAR DatF : DataFile):boolean; |
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class function CloseFile(VAR DatF : DataFile):boolean; Overload; |
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class function CloseFile(VAR DatF : DataFile;OkCondicional:Boolean):boolean; Overload; |
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class function FlushFile(VAR DatF : DataFile):Boolean; overload; |
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class function TraveRegistro(VAR DatF : DataFile; Const R : LONGINT):Boolean; |
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class function DestraveRegistro(Var DatF : DataFile;Const R : Longint):Boolean; |
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class function TraveHeader(VAR DatF : DataFile):Boolean; |
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class function DestraveHeader(VAR DatF : DataFile):Boolean; |
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class function IoResult(Var DatF : DataFile) : Integer; overload; |
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class function FileSize(VAR DatF : DataFile):Longint; Overload; |
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class Procedure NewRec(VAR DatF : DataFile;VAR R : LONGINT ); |
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class function AddRec(var DatF : DataFile;var R : Longint;var Buffer ):Boolean; overload; |
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class function DeleteRecord(VAR DatF : DataFile;Const R : LONGINT; Var Buffer ):Boolean; overload; |
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class function DeleteRec(var DatF : DataFile;Const R : Longint):Boolean; overload; |
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class function FileLen(VAR DatF : DataFile) : LONGINT; overload; |
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class function UsedRecs(VAR DatF : DataFile) : LONGINT; Overload; |
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class function UsedRecs(VAR DatF : DataFile;OK_GetHeader : Boolean) : LONGINT; Overload; |
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class function UsedRecs(Var IxF :IndexFile;OK_GetHeaderDoIndice : Boolean) : LONGINT; Overload; |
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class function UsedRecs(Var IxF :IndexFile) : LONGINT; Overload; |
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class function UsedRecs(Const FileName:PathStr) : Longint; Overload; |
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class Procedure TaPack(VAR Page : TaPage;Const KeyL : BYTE); |
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class Procedure TaUnpack(VAR Page : TaPage; Const KeyL : BYTE); |
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class function Multiplo_Mais_proximo_de_N(Const K,N:Longint): Longint; |
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class function MakeIndex(var IxF : IndexFile;Const FName : FileName;Const KeyLen,S : byte):Integer; overload; |
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class function OpenIndex(var IxF : IndexFile;Const FName : FileName;Const KeyLen,S : byte):Integer; overload; |
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class Procedure LeiaHeaderDoIndice( VAR IxF : IndexFile); |
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class function aCloseIndex(VAR IxF : IndexFile):Boolean; overload; |
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class function CloseIndex(VAR IxF : IndexFile):boolean; Overload; |
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class function CloseIndex(VAR IxF : IndexFile;OkCondicional:Boolean):boolean; Overload; |
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class function FlushIndex(VAR IxF : IndexFile):boolean; overload; |
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class function EraseFile(VAR DatF : DataFile):boolean; overload; |
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class function EraseIndex(VAR IxF : IndexFile):boolean; overload; |
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class function TaGetPage(VAR IxF : IndexFile;Const R : LONGINT;VAR PgPtr : TaPagePtr):boolean; |
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class Procedure TaNewPage(VAR IxF : IndexFile; VAR R : LONGINT; VAR PgPtr : TaPagePtr); |
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class Procedure TaDeletePage(var IxF : IndexFile; VAR R : LONGINT; VAR PgPtr : TaPagePtr); |
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class Procedure ClearKey(VAR IxF : IndexFile); overload; |
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class function NextKey(VAR IxF : IndexFile; VAR DataRecNum : LONGINT; VAR ProcKey ):Boolean; overload; |
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class function PrevKey(var IxF : IndexFile; var DataRecNum : Longint; var ProcKey ):Boolean; overload; |
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class Procedure TaXKey(VAR K:TaKeyStr; Const KeyL : BYTE); |
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class function TaCompKeys(Const K1 ,K2; DR1,DR2 : LONGINT; Const Dup : BOOLEAN ) : Shortint; |
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class function TaFindKey(VAR IxF : IndexFile;VAR DataRecNum : LONGINT;VAR ProcKey ):boolean; |
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class function FindKey(var IxF : IndexFile;var DataRecNum : Longint;var ProcKey ):Boolean; overload; |
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class function FindKeyTop(var IxF : IndexFile;var DataRecNum : Longint;var ProcKey ):Boolean; overload; |
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class function SearchKey(var IxF : IndexFile; var DataRecNum : Longint; var ProcKey:TaKeyStr):Boolean; overload; |
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class function SearchKeyTop(var IxF : IndexFile; var DataRecNum : Longint; var ProcKey:TaKeyStr;Const Okequal : Boolean):Boolean; overload; |
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class Procedure TaUpdatePage(VAR IxF : IndexFile; VAR R : LONGINT; VAR PgPtr : TaPagePtr; Const Transaction_Current : T_TTransaction); overload; |
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class Procedure AddKey_Search_Insert( var IxF : IndexFile; Var PrPgRef1 : LONGINT; VAR PrPgRef2,c : LONGINT; VAR PagePtr1,PagePtr2 : TaPagePtr; VAR ProcItem1, ProcItem2 : TaItem; vAR PassUp, okAddKey : BOOLEAN; Const ProcKey : TaKeyStr; Const DataRecNum : Longint; VAR K,L : SmallInt; Var R : SmallInt ); |
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class Procedure AddKey_Search_Init_ProcItem1(Const ProcKey : TaKeyStr; Const DataRecNum : Longint; vAR PassUp : BOOLEAN; VAR ProcItem1 : TaItem); |
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class Procedure AddKey_Search(var IxF : IndexFile; PrPgRef1 : LONGINT; VAR PrPgRef2,c : LONGINT; VAR PagePtr1,PagePtr2 : TaPagePtr; VAR ProcItem1, ProcItem2 : TaItem; vAR PassUp, okAddKey : BOOLEAN; Const ProcKey : TaKeyStr; Const DataRecNum : Longint; VAR K,L : SmallInt ); |
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class function AddKey(var IxF : IndexFile; Const DataRecNum : Longint; Const ProcKey : TaKeyStr):Boolean; overload; |
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class function DeleteKey(var IxF : IndexFile;Const DataRecNum : Longint;var ProcKey:TaKeyStr ):Boolean; OVERLOAD; |
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class function FGetHeaderDataFile(Const FileName: PathStr;Var Header : TsImagemHeader;Var aFileSize : Longint):Boolean; |
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class function FTamRegDataFile(Const FileName: PathStr):SmallWord; |
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class function NewFileName(FileName,Extencao:PathStr):PathStr; |
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class function FTb(Const FileName:PathStr):PathStr; |
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class function FObj(Const FileName:PathStr):PathStr; |
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class function FIx(Const FileName:PathStr):PathStr; |
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class function FDup(Const FileName:PathStr):PathStr; |
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class Procedure AssignDataFile(Var DatF :DataFile; Const aFileName:PathStr; aBaseSize, aRecSize:SmallWord; aF :TStream; WTipo : AnsiChar ); Overload; |
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class Procedure AssignDataFile(Var DatF :DataFile; Const aFileName:PathStr; aBaseSize, aRecSize:SmallWord); Overload; |
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class Procedure AssignIndexFile(Var IxF : IndexFile; Const aFileName : PathStr; aBaseSize, aRecSize : SmallWord); Overload; |
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class function UpperCase(str:AnsiString):AnsiString; |
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class function Lowcase(str:AnsiString):AnsiString; |
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class function Int2str(Const L : LongInt) : TTb_Access.tString; |
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class procedure Beep; |
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class function spc(Const campo:AnsiString;Const tam :Longint):AnsiString; |
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class function SetOkTransaction(Const aOkTransaction : BOOLEAN):BOOLEAN; |
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class function StartTransaction(Const aDelta : SmallWord):Integer; Overload; |
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class function StartTransaction(Const DatF : DataFile ; Var aok_Set_Transaction : Boolean): Integer; Overload; |
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class function SetTransaction(const OnOff:Boolean;out WOK : Boolean):Boolean; Overload; |
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class function COMMIT:Boolean; Overload; |
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class function COMMIT(Const Wok_Set_Transaction : Boolean):Boolean; Overload; |
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class Procedure Rollback; |
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class function SetTransaction(const OnOff:Boolean; out wok, Wok_Set_Transaction:Boolean):Boolean; Overload; |
O Método |
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class function GetFileName_Transaction(): tString; |
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class function Assign_Transaction(Const aFileName : PathStr):SmallWord; |
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class function TransactionPendant_Error:Boolean; |
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class function TransactionPendant:Boolean; |
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class Procedure Truncate(Var DatF: DataFile;NR : LongInt); |
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class Procedure CopyFrom(Font_DatF: DataFile ;Var Dest_DatF: DataFile); Overload; |
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class Procedure CopyFrom(Font_IxF : IndexFile ;Var Dest_IxF : IndexFile); Overload; |
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