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- UCBase.pas -> Modificado el formato de las fechas de 'dd/mm/yyyy' a 'mm/dd/yyyy' para que funcione con Firebird. - UCBase.pas -> Cuando se llama a DelCurrentUser comprobar que realmente hay un usuario registrado. git-svn-id: https://192.168.0.254/svn/Componentes.Terceros.UserControl@22 970f2627-a9d2-4748-b3d4-b5283c4fe7db
120 lines
2.9 KiB
ObjectPascal
120 lines
2.9 KiB
ObjectPascal
{-----------------------------------------------------------------------------
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Unit Name: UCOADCCon
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Author: QmD
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Date: 23-jun-2007
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Purpose: ODAC Support
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registered in UCODACReg.pas
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-----------------------------------------------------------------------------}
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unit UCODACConn;
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interface
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uses
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SysUtils, Classes, UCBase, DB, DBAccess, Ora;
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type
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TUCODACConn = class(TUCDataConn)
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private
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FConnection : TOraSession;
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procedure SetFConnection(Value : TOraSession);
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protected
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procedure Notification(AComponent: TComponent; Operation: TOperation);override;
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public
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function GetDBObjectName : String; override;
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function GetTransObjectName : String; override;
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function UCFindDataConnection : Boolean; override;
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function UCFindTable(const Tablename : String) : Boolean; override;
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function UCGetSQLDataset(FSQL : String) : TDataset;override;
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procedure UCExecSQL(FSQL: String);override;
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published
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property Connection : TOraSession read FConnection write SetFConnection;
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end;
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implementation
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{ TUCODACConn }
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procedure TUCODACConn.SetFConnection(Value: TOraSession);
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begin
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if FConnection <> Value then FConnection := Value;
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if FConnection <> nil then FConnection.FreeNotification(Self);
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end;
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procedure TUCODACConn.Notification(AComponent: TComponent;
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Operation: TOperation);
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begin
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if (Operation = opRemove) and (AComponent = FConnection) then
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begin
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FConnection := nil;
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end;
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inherited Notification(AComponent, Operation);
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end;
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function TUCODACConn.UCFindTable(const TableName: String): Boolean;
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var
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TempList : TStringList;
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begin
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try
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TempList := TStringList.Create;
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FConnection.GetTableNames(TempList);
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TempList.Text := UpperCase(TempList.Text);
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Result := TempList.IndexOf(UpperCase(TableName)) > -1;
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finally
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FreeAndNil(TempList);
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end;
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end;
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function TUCODACConn.UCFindDataConnection: Boolean;
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begin
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Result := Assigned(FConnection) and (FConnection.Connected);
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end;
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function TUCODACConn.GetDBObjectName: String;
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begin
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if Assigned(FConnection) then
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begin
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if Owner = FConnection.Owner then Result := FConnection.Name
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else begin
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Result := FConnection.Owner.Name+'.'+FConnection.Name;
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end;
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end else Result := '';
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end;
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function TUCODACConn.GetTransObjectName: String;
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begin
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Result := '';
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end;
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procedure TUCODACConn.UCExecSQL(FSQL: String);
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Var Query : TOraSql;
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begin
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Try
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Query := TOraSql.create(self);
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With Query as TOraSql do
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Begin
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Connecton := FConnection;
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Sql.Add( fSql );
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Execute;
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Connecton.Commit;
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End;
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Finally
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FreeAndNil( Query );
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End;
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end;
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function TUCODACConn.UCGetSQLDataset(FSQL: String): TDataset;
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begin
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Result := TOraQuery.Create(nil);
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with Result as TOraQuery do
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begin
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Session := FConnection;
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SQL.Clear;
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Sql.Add(FSQL);
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Open;
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end;
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end;
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end.
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