expertcad/SRC/SCSNormBase/U_SCSClasses.pas

unit U_SCSClasses;

interface

Uses Windows, Classes, SysUtils, ComCtrls, Controls, Variants, Contnrs, idGlobal, DateUtils, RTLConsts,
    pFIBDataSet, FIBQuery, pFIBQuery, pFIBProps, SQLMemMain, SQLMemExcept, Forms,
    XMLIntf, XMLDom, XMLDoc, DB, FMTBcd,

    U_Common_Classes, U_BaseCommon, U_SCSLists, U_FilterConfigurator{Tolik -- 19/06/2016}, U_ESCadClasess;



type
  TBasicSCSClass = class;
  TComponentClass = class of TComponent;
  TObjectsBlobs = class;
  TObjectsBlob = class;
  TFilterInfo = class;
  TLineComponConnectionInfo = class;

  //TDataStream = class;

  TSCSQuery = class(TMyObject)
    private
      FOwner: TForm;
      FPhisicalQuery: TpFIBQuery;
      FMemoryQuery: TSQLMemQuery;
      //FRecords: TList;
      //FCurrRecord: TList;

      // properties
      FActive: Boolean;
      FQueryMode: TQueryMode;
      FRecordCount: Integer;
      FRecNo: Integer;
      FSQL: TStrings;

      // Events
      procedure SQLChange(Sender: TObject);
    protected
      // Setproperties
      procedure SetActive(Value: Boolean);
      procedure SetSQL(Value: TStrings);
      function GetRecordCount: Integer;
    public

      // Properties
      property Active: Boolean read FActive;
      property Owner: TForm read FOwner;
      property QueryMode: TQueryMode read FQueryMode write FQueryMode;
      property RecordCount: Integer read GetRecordCount;
      //property RecNo: Integer read FRecNo write FRecNo default -1;
      property SQL: TStrings read FSQL write FSQL;

      constructor Create(AOwner: TForm; APhisicalQuery: TpFIBQuery; AMemoryQuery: TSQLMemQuery);
      destructor Destroy; override;

      // Methods
      procedure ChangeProperties(AOwner: TForm; APhisicalQuery: TpFIBQuery; AMemoryQuery: TSQLMemQuery);
      procedure DefineQueryMode;
      procedure Close;
      function Bof: Boolean;
      function Eof: Boolean;
      procedure ExecQuery;
      procedure ExecMemQuery(ASQLCode: String);
      procedure Next;

      // Accessing Methods
      procedure SetFNAsCurrency(AFName: String; AValue: Currency);
      procedure SetFNAsBcd(AFName: String; AValue: TBcd);
      procedure SetFNAsDateTime(AFName: String; AValue: TDateTime);
      procedure SetFNAsDouble(AFName: String; AValue: Double);
      procedure SetFNAsFloat(AFName: String; AValue: Double);
      procedure SetFNAsInteger(AFName: String; AValue: Integer);
      procedure SetFNAsString(AFName: String; AValue: String);
      procedure SetFNAsVariant(AFName: String; AValue: Variant);
      procedure SetFNAsBoolean(AFName: String; AValue: Boolean);

      procedure SetParamAsCurrency(APName: String; AValue: Currency);
      procedure SetParamAsDate(APName: String; AValue: TDate);
      procedure SetParamAsDateTime(APName: String; AValue: TDateTime);
      procedure SetParamAsDouble(APName: String; AValue: Double);
      procedure SetParamAsFloat(APName: String; AValue: Double);
      procedure SetParamAsInteger(APName: String; AValue: Integer);
      procedure SetParamAsInteger0AsNull(APName: String; AValue: Integer);
      procedure SetParamAsString(APName: String; AValue: String);
      procedure SetParamAsTime(APName: String; AValue: TTime);
      procedure SetParamAsVariant(APName: String; AValue: Variant);
      procedure SetParamAsBoolean(APName: String; AValue: Boolean);

      function GetFieldIndex(AFName: String): Integer;
      function GetFNAsCurrency(AFName: String): Currency;
      function GetFNAsBcd(AFName: String): TBcd;
      function GetFNAsDateTime(AFName: String): TDateTime;
      function GetFNAsDouble(AFName: String): Double;
      function GetFNAsFloat(AFName: String): Double;
      function GetFNAsInteger(AFName: String): Integer; overload;
      function GetFNAsInteger(AFIndex: Integer): Integer; overload;
      function GetFNAsString(AFName: String): String; overload;
      function GetFNAsString(AFIndex: Integer): String; overload;
      function GetFNAsVariant(AFName: String): Variant;
      function GetFNAsBoolean(AFName: String): Boolean;

      function GetParamAsCurrency(APName: String): Currency;
      function GetParamAsDateTime(APName: String): TDateTime;
      function GetParamAsDouble(APName: String): Double;
      function GetParamAsFloat(APName: String): Double;
      function GetParamAsInteger(APName: String): Integer;
      function GetParamAsString(APName: String): String;
      function GetParamAsVariant(APName: String): Variant;
      function GetParamAsBoolean(APName: String): Boolean;

      procedure FNSaveToStream(AFName: String; AStream: TStream);
      procedure FNSaveToFile(AFName, AFileName: String);
      procedure FNLoadFromStream(AFName: String; AStream: TStream);
      procedure ParamSaveToStream(APName: String; AStream: TStream);
      procedure ParamLoadFromStream(APName: String; AStream: TStream);
      procedure ParamLoadFromBuffer(APName: String; var ABuffer; ABuffSize: Integer);
    end;


  //*** TBasicSCSClass
    TBasicSCSClass = class(TMyObject)
      private
        //FMemTable: TSQLMemTable;
        //FTableIndex: Integer;
        //FTableName: String;

        //17.08.2007 FQuery_Select: TSCSQuery;

        //FTransact_QSelect: TpFIBTransaction;

        //17.08.2007 FQuery_Operat: TSCSQuery;
        //FTransact_QOperat: TpFIBTransaction;

        //20.08.2007 procedure SetQueryMode(Value: TQueryMode);

        //20.08.2007 procedure DefineMemTable;
        procedure DefineQueryMode;
        procedure DefineQuery;
        {procedure QueryOptionToSelect;
        procedure QueryOptionToOperat;}
      protected
        FQueryMode: TQueryMode;
        FQSelect: TpFIBQuery;
        FQOperat: TpFIBQuery;

        FActiveForm: TForm;
        FParent: TBasicSCSClass;

        procedure SetActiveForm(Value: TForm);
      public
        SortID: Integer;

        constructor Create(AActiveForm: TForm); overload; //virtual;
        destructor Destroy; override;

        property ActiveForm: TForm read FActiveForm write SetActiveForm default nil;
        property Parent: TBasicSCSClass read FParent write FParent;
        property QueryMode: TQueryMode read FQueryMode write FQueryMode;

        //20.08.2007 procedure FreeListWithObjects(AList: TList);
        //20.08.2007 procedure ClearListWithObjects(AList: TList);
        procedure NotifyChange;
    end;

  TSCSObjectList = class(TMyObject)
    protected
      //FItems: TObjectList;
      FItems: TMyObjectList;
      FOwnsObjects: Boolean;
      function GetCount: Integer;
      function GetItem(Index: Integer): TObject;
      procedure SetItem(Index: Integer; AObject: TObject);
    public
      constructor Create(AOwnsObjects: Boolean);
      destructor  Destroy; override;

      function Add(AObject: TObject): Integer;
      procedure Assign(ListA: TSCSObjectList; AOperator: TListAssignOp = laCopy; ListB: TSCSObjectList = nil);
      procedure AddItems(AItems: TSCSObjectList);
      procedure Clear;
      procedure Delete(Index: Integer);
      procedure DeleteLastCount(ACount: Integer);
      procedure Exchange(AIndex1, AIndex2: Integer);
      function IndexOf(AObject: TObject): Integer;
      procedure Pack;
      function Remove(AObject: TObject): Integer;
      procedure RemoveByList(AObjectList: TSCSObjectList);
      procedure Rotate;
      procedure SortBySortID;
      procedure SortByField(AItem: TObject; AFieldAdress: Pointer);
      function ToRapList: TRapList;
      property Count: Integer read GetCount;
      property Items[Index: Integer]: TObject read GetItem write SetItem; default;
      //property FItemList: TObjectList read FItems write FItems; //10.02.2011
      property FItemList: TMyObjectList read FItems write FItems; //10.02.2011
      property OwnsObjects: Boolean read FOwnsObjects write FOwnsObjects;
      //property List: TObjectList read FItems;
      property List: TMyObjectList read FItems;
  end;

  TObjectsBlobs = class(TBasicSCSClass)
    private
      FObjectsBlobs: TSCSObjectList;
    public
      property ObjectsBlobs: TSCSObjectList read FObjectsBlobs write FObjectsBlobs;

      procedure AddObjectsBlob(AObjectsBlob: TObjectsBlob);
      procedure Assign(AObjectsBlobs: TObjectsBlobs);
      procedure Clear;
      constructor Create(FActiveForm: TForm); overload;
      procedure DeleteObjectsBlob(AObjectsBlob: TObjectsBlob);
      destructor Destroy; override;
  end;

  TObjectsBlob = class(TBasicSCSClass)
    private
      FOwner: TObjectsBlobs;
      FID: Integer;
      FTableKind: integer;
      FObjIDs: TIntList;
      FDataKind: Integer;
      FObjectData: TMemoryStream;

    public
      property Owner: TObjectsBlobs read FOwner;
      property ID: Integer read FID write FID;
      property TableKind: integer read FTableKind write FTableKind;
      property ObjIDs: TIntList read FObjIDs write FObjIDs;
      property DataKind: Integer read FDataKind write FDataKind;
      property ObjectData: TMemoryStream read FObjectData write FObjectData;

      procedure Assign(AObjectsBlob: TObjectsBlob);
      procedure Clear;
      constructor Create(AActiveForm: TForm); overload;
      destructor Destroy; override;
      procedure LoadObjIDsFromStream(AStream: TStream);
      procedure SaveObjIDsToStream(AStream: TStream);

      procedure SaveToMemTable(AMakeEdit: TMakeEdit);
      procedure LoadFromMemTable;
  end;

  TFilterInfo = class(TMyObject)
    private
      FID: Integer;
      FFilterType: ShortInt;
      FFilterValue: String;
      FUseInCAD: Boolean;

      procedure SetFilterValue(Value: String);
    protected
      FFilterBlock: TFilterBlock;

      procedure DefineFilterBlock;
    public
      property ID: Integer read FID write FID;
      property FilterBlock: TFilterBlock read FFilterBlock write FFilterBlock;
      property FilterType: ShortInt read FFilterType write FFilterType;
      property FilterValue: String read FFilterValue write SetFilterValue;
      property UseInCAD: Boolean read FUseInCAD write FUseInCAD;

      constructor Create;
      destructor Destroy; override;
  end;

  TFilterParams = class(TMyObject)
    private
      FDBKind: TDBKind;
    public
      IsUseFilter: Boolean;
      FFilterBlock: TFilterBlock;
      FFilterType: TFilterType;
      FavoriteGuids: TStringList;
      TopGuids: TStringList;

    procedure Assign(AFilterParams: TFilterParams);
    constructor Create(ADBKind: TDBKind);
    destructor Destroy; override;
    procedure DefineIsUseFilterField;
  end;

  TUserInfo = class(TMyObject)
    private
      FID: Integer;
      FName: String;
      FPass: string;
      FRightsPM: Integer;
      FRightsNB: Integer;
    public
      property ID: Integer read FID write FID;
      property Name: String read FName write FName;
      property Pass: string read FPass write FPass;
      property RightsPM: Integer read FRightsPM write FRightsPM;
      property RightsNB: Integer read FRightsNB write FRightsNB;

      procedure Assign(AUserInfo: TUserInfo);
      procedure Clear;
      constructor Create;
      destructor Destroy;
  end;

  TUsersInfo = class(TMyObject)
    private
      FLastUserID: Integer;
      FLoggedUserInfo: TUserInfo;
    protected
      FUsersInfo: TObjectList;
      function GenUserInfoID: Integer;
    public
      function AddNewUserInfo(AName, APass: String; ARightsPM, ARightsNB: Integer): TUserInfo;
      procedure Clear;
      constructor Create;
      Destructor Destroy; override;
      function GetXML: string;
      function GetUserInfoByName(AName: string): TUserInfo;
      function IsDefAdminUser: Boolean;
      function LoadFromStream(AStream: TStream): Boolean;
      function LoadFromXML(AXml: string): Boolean;
      procedure SaveToStream(AStream: TStream);

      property LoggedUserInfo: TUserInfo read FLoggedUserInfo write FLoggedUserInfo;
      property UsersInfo: TObjectList read FUsersInfo;
  end;

  TTempFilesInfo = class(TMyObject)
    private
      FActive: Boolean;
      FFiles: TStringList;

      procedure SetActive(Value: Boolean);
    public

      property Active: Boolean read FActive write SetActive;
      property Files: TStringList read FFiles write FFiles;

      constructor Create;
      destructor Destroy; override;
      procedure Add(const AFile: String);
      function CheckIntegrity(const AMsgIfFail: String=''): Boolean;
      function CheckFilesIntegrity(AFiles: TStringList; const AMsgIfFail: String=''): Boolean;
      procedure Clear;
  end;

  TIntFieldInfo = record
    FieldIndex: Word; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
    FieldType: Byte; // <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    Value: Integer;  // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  end;
  TFloatFieldInfo = record
    FieldIndex: Word; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
    FieldType: Byte; // <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    Value: Double;  // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  end;
  TBuffFieldInfo = record
    FieldIndex: Word; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
    FieldType: Byte; // <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    Size: Integer;  // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  end;

  TDataStream = class(TMyObject)
    private
      FStream: TStream;
      FVersion: Integer;
      FIsReadingBlob: Boolean;
      FIsReadingRecord: Boolean;
      FIsReadingTable: Boolean;
      FIsWritingRecord: Boolean;
      FIsWritingTable: Boolean;

      FIntFieldInfo: TIntFieldInfo;
      FIntFieldBuff: Pointer;
      FIntFieldBuffSize: Integer;
      FFloatFieldInfo: TFloatFieldInfo;
      FFloatFieldBuff: Pointer;
      FFloatFieldBuffSize: Integer;
      FBuffFieldInfo: TBuffFieldInfo;
      FSizeFieldBuff: Pointer;
      FSizeFieldSize: Integer;


      FBeginRecPos: Integer;
      FEndRecPos: Integer;
      FFieldCount: Integer;

      FTableName: String[255];
      FTableIndex: Integer;
      FRecordCount: Integer;
      FRecordCountPos: Integer;
      FBeginDataPos: Integer;

      FSize: integer;

      FReadFieldIndex: Word;
      FReadFieldFieldType: Byte;
      FReadFieldSize: Integer;
      FReadFloatValue: Double;
      FReadIntValue: Integer;
      FReadStr: String;
      FWriteBuffPos: Integer;

      procedure AfterCreate;
      procedure IncCapacity;
      procedure SkipNoReadedBlob;
    private
      FMemoryAllocBy: Integer;
    public
      property FieldCount: integer read FFieldCount;
      property MemoryAllocBy: Integer read FMemoryAllocBy write FMemoryAllocBy;
      property ReadFieldIndex: Word read FReadFieldIndex;
      property ReadFieldFieldType: Byte read FReadFieldFieldType;
      property ReadFieldSize: Integer read FReadFieldSize;
      property ReadFloatValue: Double read FReadFloatValue;
      property ReadIntValue: Integer read FReadIntValue;
      property ReadStr: String read FReadStr;
      property RecordCount: Integer read FRecordCount;
      property Size: Integer read FSize;

      constructor Create; overload;
      constructor Create(const FileName: string; Mode: Word); overload;
      // Tolik 16/01/2020 --
      //destructor Destroy;
      destructor Destroy; override;
      //
      procedure ReadBlobField(ADestStream: TStream);
      procedure ReadField;
      Procedure WriteFloatField(FieldIndex: Word; const Value: Double);
      Procedure WriteIntField(FieldIndex: Word; const Value: integer);
      Procedure WriteStrField(FieldIndex: Word; const Value: String);
      Procedure WriteStreamField(FieldIndex: Word; const Value: TStream);
      procedure BeginReadRecord;
      function BeginReadTable: Boolean;
      procedure BeginWriteRecord;
      procedure BeginWriteTable(ATableName: String; ATableIndex: integer);
      procedure EndReadRecord;
      procedure EndReadTable;
      procedure EndWriteRecord;
      procedure EndWriteTable;
  end;
  // Tolik -- 16/05/2016 --
  TLineComponConnectionInfo = class(TMyObject)
    Protected
    Public
    ComponId: Integer;
    ComponSide: Integer;
    ComponCatalogID: Integer;
    ConnectedComponList: TList;
    isLineConnection: Boolean;
    PointToPointConnection: Boolean;
    FirstPointObject, LastPointObject: TConnectorObject;
    constructor Create(CanCreateList: Boolean = False);
    destructor Destroy;
  end;
  //
  procedure TComponentLoadFromFile(Component: TComponent; const AFileName: String);
  procedure TComponentLoadFromStream(Component: TComponent; AStream: TStream);
  procedure TComponentSaveToFile(Component: TComponent; const AFileName: String);
  procedure TComponentSaveToStream(Component: TComponent; AStream: TStream);

implementation
uses
  U_SCSComponent, U_Main, Unit_DM_SCS, U_Common, U_ProtectionCommon, U_ProtectionBase;

{TSCSQuery}
// ############################ <20><><EFBFBD><EFBFBD><EFBFBD> TSCSQuery ################################
// #############################################################################
//
constructor TSCSQuery.Create(AOwner: TForm; APhisicalQuery: TpFIBQuery; AMemoryQuery: TSQLMemQuery);
begin
  inherited create;
    try
      FMemoryQuery := nil;
      FPhisicalQuery := nil;
      inherited Create;

      ChangeProperties(AOwner, APhisicalQuery, AMemoryQuery);
      FSQL := TStringList.Create;
      TStringList(FSQL).OnChange := SQLChange;
    except
      on E: Exception do AddExceptionToLog('TSCSQuery.Create: '+E.Message);
    end;
end;


destructor TSCSQuery.Destroy;
begin
  FreeAndNil(FSQL);
  Inherited;
end;


procedure TSCSQuery.SQLChange(Sender: TObject);
begin
    {TStringList(FSQL).OnChange := nil;
    SQL := TStrings(Sender);
    TStringList(FSQL).OnChange := SQLChange;}

    TStringList(FSQL).OnChange := nil;

    //FSQL.Clear;
    FSQL.Text := TStrings(Sender).Text;
    case FQueryMode of
      qmPhisical:
          FPhisicalQuery.SQL.Text := TStrings(Sender).Text;
      qmMemory:
          begin
              FMemoryQuery.SQL.Text := '';
              FMemoryQuery.SQL.Text := TStrings(Sender).Text;
          end;
    end;
    TStringList(FSQL).OnChange := SQLChange;
end;


procedure TSCSQuery.SetActive(Value: Boolean);
begin
    {try
      if FActive = Value then
        Exit; ////// EXIT //////

      if Value then
        Open
      else
        Close;
    except
      on E: Exception do AddExceptionToLog('TSCSQuery.SetActive', E.Message);
    end;}
end;


procedure TSCSQuery.SetSQL(Value: TStrings);
begin
    //FSQL.Text := Value.Text;
    //FSQL.Assign(Value);
    case FQueryMode of
      qmPhisical:
          FPhisicalQuery.SQL.Text := Value.Text;
      qmMemory:
          FMemoryQuery.SQL.Text := Value.Text;
    end;
end;




function TSCSQuery.GetRecordCount: Integer;
begin
    Result := 0;
    case FQueryMode of
      qmPhisical:
          Result := FPhisicalQuery.RecordCount;
      qmMemory:
          Result := FMemoryQuery.RecordCount;
    end;
end;


procedure TSCSQuery.ExecMemQuery(ASQLCode: String);
var Tables: TList;

    QueryOparetion: TQueryOperation;
    IdentifyKind :TSQLIdentifyKind;
    SQLLength: Integer;
    LastPos: Integer;

    PuntoChars: Set of Char;
    SQLWords: TStringList;
    FieldNames: TStringList;
    TableNames: TStringList;
    Values: TStringList;
    FilterCommands: TStringList;
    TableName: String;
    CurrFilter: String;

    CanIncI: Boolean;
    OneWord: String;
    i: Integer;

    InProcess: Boolean;
    WordReady: Boolean;
begin

end;

procedure TSCSQuery.ChangeProperties(AOwner: TForm; APhisicalQuery: TpFIBQuery; AMemoryQuery: TSQLMemQuery);
begin
    FOwner := AOwner;
    // Default QueryMode by GDBMode
    DefineQueryMode;

    FPhisicalQuery := APhisicalQuery;
    FMemoryQuery := AMemoryQuery;
    //Close;
end;


procedure TSCSQuery.DefineQueryMode;
begin
    if TF_Main(FOwner).GDBMode = bkNormBase then
      FQueryMode := qmPhisical
    else
      FQueryMode := qmMemory;
end;

procedure TSCSQuery.Close;
begin
    try
      if FActive then
        FActive := false;

      case FQueryMode of
        qmPhisical:
            if FPhisicalQuery.Open then
              FPhisicalQuery.Close;
        qmMemory:
            if Assigned(FMemoryQuery) then
              if FMemoryQuery.Active then
                FMemoryQuery.Close;
      end;

    except
      on E: Exception do AddExceptionToLog('TSCSQuery.Close: '+E.Message);
    end;
end;


function TSCSQuery.Bof: Boolean;
begin
    Result := false;
    try
      case FQueryMode of
        qmPhisical:
            Result := FPhisicalQuery.Bof;
        qmMemory:
            Result := FMemoryQuery.Bof;
      end;
    except
      on E: Exception do AddExceptionToLog('TSCSQuery.Bof: '+E.Message);
    end;
end;



function TSCSQuery.Eof: Boolean;
begin
    Result := false;
    try
      case FQueryMode of
        qmPhisical:
            Result := FPhisicalQuery.Eof;
        qmMemory:
            Result := FMemoryQuery.Eof;
      end;
    except
      on E: Exception do AddExceptionToLog('TSCSQuery.Bof: '+E.Message);
    end;
end;



procedure TSCSQuery.ExecQuery;
begin
  try
    //if Not FActive then
    //  begin
        case FQueryMode of
          qmPhisical:
            begin
              FPhisicalQuery.ExecQuery;
              FActive := true;
            end;
          qmMemory:
            if TF_Main(FOwner).DM.FMemBaseActive = true then
              try
                FActive := false;

                FMemoryQuery.Close;
                FMemoryQuery.Open;
                //FMemoryQuery.ExecSQL;
                FActive := true;
              except
                on E: ESQLMemException do
                  begin
                   if (E.NativeError <> 20001) then
                    begin
                     FMemoryQuery.Active := false;
                     FActive := false;
                     raise;
                    end;
                  end
                else
                  begin
                   FMemoryQuery.Active := false;
                   FActive := false;
                   raise;
                  end;
              end;
        end;
     // end;
  except
    on E: Exception do AddExceptionToLog('TSCSQuery.ExcecQuery: '+E.Message);
  end;
end;


procedure TSCSQuery.Next;
begin
    try
       case FQueryMode of
        qmPhisical:
            if FPhisicalQuery.Open then
              FPhisicalQuery.Next;
        qmMemory:
            if FMemoryQuery.Active then
              FMemoryQuery.Next;
      end;
    except
      on E: Exception do AddExceptionToLog('TSCSQuery.Next: '+E.Message);
    end;
end;


procedure TSCSQuery.SetFNAsCurrency(AFName: String; AValue: Currency);
begin
    case FQueryMode of
      qmPhisical: FPhisicalQuery.FN(AFName).AsCurrency := AValue;
      qmMemory: FMemoryQuery.FieldByName(AFName).AsCurrency := AValue;
    end;
end;

procedure TSCSQuery.SetFNAsBcd(AFName: String; AValue: TBcd);
begin
    case FQueryMode of
      qmPhisical: FPhisicalQuery.FN(AFName).AsBcd := AValue;
      qmMemory: FMemoryQuery.FieldByName(AFName).AsBcd := AValue;
    end;
end;

procedure TSCSQuery.SetFNAsDateTime(AFName: String; AValue: TDateTime);
begin
    case FQueryMode of
      qmPhisical: FPhisicalQuery.FN(AFName).AsDateTime := AValue;
      qmMemory: FMemoryQuery.FieldByName(AFName).AsDateTime := AValue;
    end;
end;

procedure TSCSQuery.SetFNAsDouble(AFName: String; AValue: Double);
begin
    case FQueryMode of
      qmPhisical: FPhisicalQuery.FN(AFName).AsDouble := AValue;
      qmMemory: FMemoryQuery.FieldByName(AFName).AsFloat := AValue;
    end;
end;

procedure TSCSQuery.SetFNAsFloat(AFName: String; AValue: Double);
begin
    case FQueryMode of
      qmPhisical: FPhisicalQuery.FN(AFName).AsFloat := AValue;
      qmMemory: FMemoryQuery.FieldByName(AFName).AsFloat := AValue;
    end;
end;

procedure TSCSQuery.SetFNAsInteger(AFName: String; AValue: Integer);
begin
    case FQueryMode of
      qmPhisical: FPhisicalQuery.FN(AFName).AsInteger := AValue;
      qmMemory: FMemoryQuery.FieldByName(AFName).AsInteger := AValue;
    end;
end;

procedure TSCSQuery.SetFNAsString(AFName: String; AValue: String);
begin
    case FQueryMode of
      qmPhisical: FPhisicalQuery.FN(AFName).AsString := AValue;
      qmMemory: FMemoryQuery.FieldByName(AFName).AsString := AValue;
    end;
end;

procedure TSCSQuery.SetFNAsVariant(AFName: String; AValue: Variant);
begin
    case FQueryMode of
      qmPhisical: FPhisicalQuery.FN(AFName).AsVariant := AValue;
      qmMemory: FMemoryQuery.FieldByName(AFName).AsVariant := AValue;
    end;
end;

procedure TSCSQuery.SetFNAsBoolean(AFName: String; AValue: Boolean);
begin
    case FQueryMode of
      qmPhisical: FPhisicalQuery.FN(AFName).AsBoolean := AValue;
      qmMemory: FMemoryQuery.FieldByName(AFName).AsBoolean := AValue;
    end;
end;

//**************************************

procedure TSCSQuery.SetParamAsCurrency(APName: String; AValue: Currency);
begin
    case FQueryMode of
      qmPhisical: FPhisicalQuery.ParamByName(APName).AsCurrency := AValue;
      qmMemory: FMemoryQuery.ParamByName(APName).AsCurrency := AValue;
    end;
end;

procedure TSCSQuery.SetParamAsDate(APName: String; AValue: TDate);
begin
    case FQueryMode of
      qmPhisical: FPhisicalQuery.ParamByName(APName).AsDate := AValue;
      qmMemory: FMemoryQuery.ParamByName(APName).AsDate := AValue;
    end;
end;

procedure TSCSQuery.SetParamAsDateTime(APName: String; AValue: TDateTime);
begin
    case FQueryMode of
      qmPhisical: FPhisicalQuery.ParamByName(APName).AsDateTime := AValue;
      qmMemory: FMemoryQuery.ParamByName(APName).AsDateTime := AValue;
    end;
end;

procedure TSCSQuery.SetParamAsDouble(APName: String; AValue: Double);
begin
    case FQueryMode of
      qmPhisical: FPhisicalQuery.ParamByName(APName).AsDouble := AValue;
      qmMemory: FMemoryQuery.ParamByName(APName).AsFloat := AValue;
    end;
end;

procedure TSCSQuery.SetParamAsFloat(APName: String; AValue: Double);
begin
    case FQueryMode of
      qmPhisical: FPhisicalQuery.ParamByName(APName).AsFloat := AValue;
      qmMemory: FMemoryQuery.ParamByName(APName).AsFloat := AValue;
    end;
end;

procedure TSCSQuery.SetParamAsInteger(APName: String; AValue: Integer);
begin
  case FQueryMode of
    qmPhisical: FPhisicalQuery.ParamByName(APName).AsInteger := AValue;
    qmMemory: FMemoryQuery.ParamByName(APName).AsInteger := AValue;
  end;
end;

procedure TSCSQuery.SetParamAsInteger0AsNull(APName: String; AValue: Integer);
begin
  if AValue <> 0 then
    case FQueryMode of
      qmPhisical: FPhisicalQuery.ParamByName(APName).AsInteger := AValue;
      qmMemory: FMemoryQuery.ParamByName(APName).AsInteger := AValue;
    end
  else
    SetParamAsVariant(APName, Null);
end;

procedure TSCSQuery.SetParamAsString(APName: String; AValue: String);
begin
    case FQueryMode of
      qmPhisical: FPhisicalQuery.ParamByName(APName).AsString := AValue;
      qmMemory: FMemoryQuery.ParamByName(APName).AsString := AValue;
    end;
end;

procedure TSCSQuery.SetParamAsTime(APName: String; AValue: TTime);
begin
    case FQueryMode of
      qmPhisical: FPhisicalQuery.ParamByName(APName).AsTime := AValue;
      qmMemory: FMemoryQuery.ParamByName(APName).AsTime := AValue;
    end;
end;

procedure TSCSQuery.SetParamAsVariant(APName: String; AValue: Variant);
begin
    case FQueryMode of
      qmPhisical: FPhisicalQuery.ParamByName(APName).Value := AValue;
      qmMemory: FMemoryQuery.ParamByName(APName).Value := AValue;
    end;
end;


procedure TSCSQuery.SetParamAsBoolean(APName: String; AValue: Boolean);
begin
    case FQueryMode of
      qmPhisical: FPhisicalQuery.ParamByName(APName).AsBoolean := AValue;
      qmMemory: FMemoryQuery.ParamByName(APName).AsBoolean := AValue;
    end;
end;

//************************************

function TSCSQuery.GetFieldIndex(AFName: String): Integer;
begin
  Result := -1;
  case FQueryMode of
    qmPhisical:
      Result := FPhisicalQuery.FN(AFName).Index;
    qmMemory:
      Result := FMemoryQuery.FieldByName(AFName).Index;
  end;
end;

function TSCSQuery.GetFNAsCurrency(AFName: String): Currency;
begin
  Result := 0;
  case FQueryMode of
    qmPhisical: Result := FPhisicalQuery.FN(AFName).AsCurrency;
    qmMemory:  Result := FMemoryQuery.FieldByName(AFName).AsCurrency;
  end;
end;

function TSCSQuery.GetFNAsBcd(AFName: String): TBcd;
begin
    Result.Precision := 0;
    case FQueryMode of
      qmPhisical: Result := FPhisicalQuery.FN(AFName).AsBcd;
      qmMemory:  Result := FMemoryQuery.FieldByName(AFName).AsBcd;
    end;
end;

function TSCSQuery.GetFNAsDateTime(AFName: String): TDateTime;
begin
    Result := 0;
    case FQueryMode of
      qmPhisical: Result := FPhisicalQuery.FN(AFName).AsDateTime;
      qmMemory:  Result := FMemoryQuery.FieldByName(AFName).AsDateTime;
    end;
end;

function TSCSQuery.GetFNAsDouble(AFName: String): Double;
begin
    Result := 0;
    case FQueryMode of
      qmPhisical: Result := FPhisicalQuery.FN(AFName).AsDouble;
      qmMemory:  Result := FMemoryQuery.FieldByName(AFName).AsFloat;
    end;
end;

function TSCSQuery.GetFNAsFloat(AFName: String): Double;
begin
    Result := 0;
    case FQueryMode of
      qmPhisical: Result := FPhisicalQuery.FN(AFName).AsFloat;
      qmMemory:  Result := FMemoryQuery.FieldByName(AFName).AsFloat;
    end;
end;

function TSCSQuery.GetFNAsInteger(AFName: String): Integer;
begin
  Result := 0;
  case FQueryMode of
    qmPhisical: Result := FPhisicalQuery.FN(AFName).AsInteger;
    qmMemory:
        if FMemoryQuery.Fields.Count = 0 then
          Result := 0
        else
          Result := FMemoryQuery.FieldByName(AFName).AsInteger;
  end;
end;

function TSCSQuery.GetFNAsInteger(AFIndex: Integer): Integer;
begin
  Result := 0;
  case FQueryMode of
    qmPhisical:
      Result := FPhisicalQuery.Fields[AFIndex].AsInteger;
    qmMemory:
      if FMemoryQuery.Fields.Count = 0 then
        Result := 0
      else
        Result := FMemoryQuery.Fields[AFIndex].AsInteger;
  end;
end;

function TSCSQuery.GetFNAsString(AFName: String): String;
begin
  Result := '';
  case FQueryMode of
    qmPhisical:
      Result := FPhisicalQuery.FN(AFName).AsString;
    qmMemory:
      Result := FMemoryQuery.FieldByName(AFName).AsString;
  end;
end;

function TSCSQuery.GetFNAsString(AFIndex: Integer): String;
begin
  Result := '';
  case FQueryMode of
    qmPhisical:
      Result := FPhisicalQuery.Fields[AFIndex].AsString;
    qmMemory:
      Result := FMemoryQuery.Fields[AFIndex].AsString;
  end;
end;

function TSCSQuery.GetFNAsVariant(AFName: String): Variant;
begin
    Result := '';
    case FQueryMode of
      qmPhisical: Result := FPhisicalQuery.FN(AFName).AsVariant;
      qmMemory:  Result := FMemoryQuery.FieldByName(AFName).AsVariant;
    end;
end;

function TSCSQuery.GetFNAsBoolean(AFName: String): Boolean;
begin
    Result := false;
    case FQueryMode of
      qmPhisical: Result := FPhisicalQuery.FN(AFName).AsBoolean;
      qmMemory:  Result := FMemoryQuery.FieldByName(AFName).AsBoolean;
    end;
end;

//*************************************

function TSCSQuery.GetParamAsCurrency(APName: String): Currency;
begin
    Result := 0;
    case FQueryMode of
      qmPhisical: Result := FPhisicalQuery.ParamByName(APName).AsCurrency;
      qmMemory:  Result := FMemoryQuery.ParamByName(APName).AsCurrency;
    end;
end;

function TSCSQuery.GetParamAsDateTime(APName: String): TDateTime;
begin
    Result := 0;
    case FQueryMode of
      qmPhisical: Result := FPhisicalQuery.ParamByName(APName).AsDateTime;
      qmMemory:  Result := FMemoryQuery.ParamByName(APName).AsDateTime;
    end;
end;

function TSCSQuery.GetParamAsDouble(APName: String): Double;
begin
    Result := 0;
    case FQueryMode of
      qmPhisical: Result := FPhisicalQuery.ParamByName(APName).AsDouble;
      qmMemory:  Result := FMemoryQuery.ParamByName(APName).AsFloat;
    end;
end;

function TSCSQuery.GetParamAsFloat(APName: String): Double;
begin
    Result := 0;
    case FQueryMode of
      qmPhisical: Result := FPhisicalQuery.ParamByName(APName).AsDouble;
      qmMemory:  Result := FMemoryQuery.ParamByName(APName).AsFloat;
    end;
end;

function TSCSQuery.GetParamAsInteger(APName: String): Integer;
begin
    Result := 0;
    case FQueryMode of
      qmPhisical: Result := FPhisicalQuery.ParamByName(APName).AsInteger;
      qmMemory:  Result := FMemoryQuery.ParamByName(APName).AsInteger;
    end;
end;

function TSCSQuery.GetParamAsString(APName: String): String;
begin
    Result := '';
    case FQueryMode of
      qmPhisical: Result := FPhisicalQuery.ParamByName(APName).AsString;
      qmMemory:  Result := FMemoryQuery.ParamByName(APName).AsString;
    end;
end;

function TSCSQuery.GetParamAsVariant(APName: String): Variant;
begin
    Result := -1;
    case FQueryMode of
      qmPhisical: Result := FPhisicalQuery.ParamByName(APName).Value;
      qmMemory:  Result := FMemoryQuery.ParamByName(APName).Value;
    end;
end;

function TSCSQuery.GetParamAsBoolean(APName: String): Boolean;
begin
    Result := false;
    case FQueryMode of
      qmPhisical: Result := FPhisicalQuery.ParamByName(APName).AsBoolean;
      qmMemory:  Result := FMemoryQuery.ParamByName(APName).AsBoolean;
    end;
end;

//*********************************

procedure TSCSQuery.FNSaveToStream(AFName: String; AStream: TStream);
begin
  case FQueryMode of
    qmPhisical: FPhisicalQuery.FN(AFName).SaveToStream(AStream);
    qmMemory: TBlobField(FMemoryQuery.FieldByName(AFName)).SaveToStream(AStream);
  end;
end;

procedure TSCSQuery.FNSaveToFile(AFName, AFileName: String);
begin
    case FQueryMode of
      qmPhisical: FPhisicalQuery.FN(AFName).SaveToFile(AFileName);
      qmMemory: TBlobField(FMemoryQuery.FieldByName(AFName)).SaveToFile(AFileName);
    end;
end;

procedure TSCSQuery.FNLoadFromStream(AFName: String; AStream: TStream);
begin
    case FQueryMode of
      qmPhisical: FPhisicalQuery.FN(AFName).LoadFromStream(AStream);
      qmMemory: TBlobField(FMemoryQuery.FieldByName(AFName)).LoadFromStream(AStream);
    end;
end;

procedure TSCSQuery.ParamSaveToStream(APName: String; AStream: TStream);
var Buffer: Pointer;
begin
    case FQueryMode of
      qmPhisical: FPhisicalQuery.ParamByName(APName).SaveToStream(AStream);
      //qmMemory: TBlobField(FMemoryQuery.ParamByName(APName)).SaveToStream(AStream);
      qmMemory:
          begin
              AStream.Position := 0;
              GetMem(Buffer, AStream.Size);
              FMemoryQuery.ParamByName(APName).SetBlobData(Buffer, AStream.Size);
              FreeMem(Buffer, AStream.Size);
          end;
    end;
end;

procedure TSCSQuery.ParamLoadFromStream(APName: String; AStream: TStream);
var StreamSize: Integer;
begin
    if AStream = nil then
      Exit; //// EXIT ////
    AStream.Position := 0;
    StreamSize := AStream.Size;

    if StreamSize > 0 then
      case FQueryMode of
        qmPhisical: FPhisicalQuery.ParamByName(APName).LoadFromStream(AStream);
        //qmMemory: TBlobField(FMemoryQuery.ParamByName(APName)).LoadFromStream(AStream);
        qmMemory: FMemoryQuery.ParamByName(APName).LoadFromStream(AStream, ftBlob);
      end;
end;

procedure TSCSQuery.ParamLoadFromBuffer(APName: String; var ABuffer; ABuffSize: Integer);
var //BuffSize: Integer;
    Stream: TStream;
begin
    //BuffSize := SizeOf(ABuffer);
    Stream := TMemoryStream.Create;
    Stream.WriteBuffer(ABuffer, ABuffSize);
    Stream.Position := 0;

    ParamLoadFromStream(APName, Stream);

    Stream.Free;
end;


 {TBasicSCSClass}
// ####################### <20><><EFBFBD><EFBFBD><EFBFBD> TBasicSCSClass ####################################
// #############################################################################
//
constructor TBasicSCSClass.Create(AActiveForm: TForm);
begin
  inherited Create;
  FParent := nil;
  //FMemTable := nil;
  //17.08.2007
  //FQuery_Select := nil;
  //FQuery_Operat := nil;
  //if AActiveForm <> nil then
  //  with TF_Main(AActiveForm).DM do
  //  begin
  //    FQuery_Select := TSCSQuery.Create(AActiveForm, Query_TSCSSelect, qSQL_QueryTSCSSelect);
  //    FQuery_Operat := TSCSQuery.Create(AActiveForm, Query_TSCSOperat, qSQL_QueryTSCSOperat);
  //  end;

  ActiveForm := AActiveForm;
end;

destructor TBasicSCSClass.Destroy;
begin
  //17.08.2007
  //FTableIndex := -1;
  //FTableName := '';
  //if FActiveForm <> nil then
  //begin
  //  FQuery_Select.Close;
  //  FQuery_Operat.Close;
  //
  //  FQuery_Select.Free;
  //  FQuery_Operat.Free;
  //end;

  inherited; //Destroy;
end;


procedure TBasicSCSClass.SetActiveForm(Value: TForm);
begin
  FActiveForm := Value;
  if FActiveForm <> nil then
  begin
    DefineQueryMode;
    DefineQuery;
  end;
end;

{20.08.2007
procedure TBasicSCSClass.SetQueryMode(Value: TQueryMode);
begin
  FQueryMode := Value;
  //17.08.2007
  //FQuery_Select.QueryMode := Value;
  //FQuery_Operat.QueryMode := Value;
end;}

{20.08.2007
procedure TBasicSCSClass.DefineMemTable;
begin
  //FMemTable := nil;
  //FMemTable := TF_Main(ActiveForm).DM.GetSQLMemTableByIndex(FTableIndex); //FMemTable := GetSQLMemTableByName(FTableName);
end;
}

procedure TBasicSCSClass.DefineQueryMode;
begin
  if TF_Main(FActiveForm).GDBMode = bkNormBase then
    FQueryMode := qmPhisical
  else
    FQueryMode := qmMemory;
end;


// #####  #####
procedure TBasicSCSClass.DefineQuery;

  {procedure AtiveTransact(ATransaction: TpFIBTransaction);
  begin
      if TF_Main(ActiveForm).DM.Transaction_TSCSCompon.Active = false then
         TF_Main(ActiveForm).DM.Transaction_TSCSCompon.Active := true;
  end;}

begin

  with TF_Main(ActiveForm).DM do
  begin
     { FQuery_Select.ChangeProperties(ActiveForm, Query_Select, qSQL_QuerySelect);
      FQuery_Operat.ChangeProperties(ActiveForm, Query_Operat, qSQL_QueryOperat);

      if Query_Select.Database.Connected then
        if TF_Main(ActiveForm).DM.Transac_QR_Select.Active = false then
           TF_Main(ActiveForm).DM.Transac_QR_Select.Active := true;

      if Query_Operat.Database.Connected then
        if TF_Main(ActiveForm).DM.Transac_QR_Operat.Active = false then
           TF_Main(ActiveForm).DM.Transac_QR_Operat.Active := true; }

      {17.08.2007
      DefineMemTable;
      if Assigned(FQuery_Select) then
        FQuery_Select.ChangeProperties(ActiveForm, Query_TSCSSelect, qSQL_QueryTSCSSelect);
      if Assigned(FQuery_Operat) then
        FQuery_Operat.ChangeProperties(ActiveForm, Query_TSCSOperat, qSQL_QueryTSCSOperat);
      }

      FQSelect := Query_TSCSSelect;
      FQOperat := Query_TSCSOperat;
        
      if Assigned(Query_TSCSSelect) then
        if Query_TSCSSelect.Database.Connected then
          if TF_Main(ActiveForm).DM.Transac_TSCSSelect.Active = false then
             TF_Main(ActiveForm).DM.Transac_TSCSSelect.Active := true;

      if Assigned(Query_TSCSSelect) then
        if Query_TSCSOperat.Database.Connected then
          if TF_Main(ActiveForm).DM.Transac_TSCSOperat.Active = false then
             TF_Main(ActiveForm).DM.Transac_TSCSOperat.Active := true;
  end;
end;



{20.08.2007
procedure TBasicSCSClass.ClearListWithObjects(AList: TList);
var i: Integer;
    ListObject: TObject;
begin
    if AList = nil then
      Exit; ///// EXIT /////

    for i := 0 to AList.Count - 1 do
      begin
          ListObject := AList.items[i];
          if Listobject <> nil then
            begin
                FreeAndNil(ListObject);
                //FreeAndNil(ListObject^);
                AList.items[i] := nil;
            end;
      end;
    AList.Clear;
end;}

{20.08.2007
procedure TBasicSCSClass.FreeListWithObjects(AList: TList);
var i: Integer;
    ListObject: TObject;
begin
  if AList = nil then
    Exit; ///// EXIT /////

  for i := 0 to AList.Count - 1 do
  begin
    ListObject := AList.items[i];
    if ListObject <> nil then
    begin
      FreeAndNil(ListObject);
      AList.items[i] := nil;
    end;
  end;
  FreeAndNil(AList);
end;}

procedure TBasicSCSClass.NotifyChange;
begin
  if FActiveForm <> nil then
    if (TF_Main(FActiveForm).GDBMode = bkProjectManager) and
       ((FQueryMode = qmMemory) or ((Self is TSCSCatalog) and (TSCSCatalog(Self).ItemType = itProject))) then
    begin
      if not GProjectChanged then // Tolik 28/08/2019 --
        SetProjectChanged(true);
    end;
end;


{
procedure TBasicSCSClass.QueryOptionToOperat;
begin
    FQuery.Close;
    FQuery.Options := FQuery.Options + [ qoStartTransaction, qoAutoCommit];
    FQuery.Transaction.Active := true;
end;

procedure TBasicSCSClass.QueryOptionToSelect;
begin
    FQuery.Close;
    FQuery.GoToFirstRecordOnExecute := true;
    FQuery.Options := FQuery.Options - [ qoStartTransaction, qoAutoCommit];
    FQuery.Transaction.Active := true;
end;
}


{TSCSObjectList}
// ####################### <20><><EFBFBD><EFBFBD><EFBFBD> TSCSObjectList ####################################
// #############################################################################
//
constructor TSCSObjectList.Create(AOwnsObjects: Boolean);
begin
    inherited Create;
    //FItems := TObjectList.Create(false);
    FItems := TMyObjectList.Create(false);
    FOwnsObjects := AOwnsObjects;
end;

destructor TSCSObjectList.Destroy;
begin
  // Tolik 16/12/2019 --
  if FOwnsObjects then
    Clear;

  FreeAndNil(FItems);
  //Tolik
  inherited;
  //
end;
// Tolik 16/12/2019 --
function TSCSObjectList.Add(AObject: TObject): Integer;
begin
  Result := FItems.Add(AObject);
end;

{function TSCSObjectList.Add(AObject: TObject): Integer;
begin
  Result := FItems.Add(AObject);
end;}
//
procedure TSCSObjectList.Assign(ListA: TSCSObjectList; AOperator: TListAssignOp = laCopy; ListB: TSCSObjectList = nil);
//var LAItems: TObjectList;
//    LBItems: TObjectList;
var LAItems: TMyObjectList;
    LBItems: TMyObjectList;
begin
    LAItems := nil;
    LBItems := nil;

    if Assigned(ListA) then
      LAItems := ListA.FItems;
    if Assigned(ListB) then
      LBItems := ListB.FItems;

    FItems.Assign(LAItems, AOperator, LBItems);
end;

procedure TSCSObjectList.AddItems(AItems: TSCSObjectList);
var
  i: Integer;
begin
  if Assigned(AItems) then
    for i := 0 to AItems.Count - 1 do
      FItems.Add(AItems.FItems[i]);
end;

procedure TSCSObjectList.Clear;
var i: Integer;
    DelObject: TObject;
    // Tolik 17/12/2019 --
    //BufList: TObjectList;
    BufList: TMyObjectList;
    //
begin
  if FItems.Count > 0 then //Tolik 19/11/2019 --
  begin
    if FOwnsObjects then
    begin
      //BufList := TObjectList.Create(false);
      BufList := TMyObjectList.Create(false);
      BufList.Assign(FItems);

      i := 0;
      while i <= BufList.Count - 1 do
      begin
        DelObject := BufList[i];
        if Assigned(DelObject) then
        begin
          FreeAndNil(DelObject);
          BufList[i] := nil;
          //FItems[i] := nil;
        end;
        Inc(i);
      end;
      //for i := 0 to BufList.Count - 1 do
      //begin
      //  DelObject := BufList[i];
      //  if Assigned(DelObject) then
      //  begin
      //    FreeAndNil(DelObject);
      //    BufList[i] := nil;
      //    //FItems[i] := nil;
      //  end;
      //end;
      FreeAndNil(BufList);
    end;
    FItems.Clear;
  end;
end;

procedure TSCSObjectList.Delete(Index: Integer);
begin
  FItems.Delete(Index);
end;

procedure TSCSObjectList.DeleteLastCount(ACount: Integer);
var
  LastCount: Integer;
begin
  LastCount := ACount;
  if LastCount > FItems.Count then
    LastCount := FItems.Count;
  while LastCount > 0 do
  begin
    FItems.Delete(FItems.Count - 1);
    Dec(LastCount);
  end;
end;

function TSCSObjectList.GetItem(Index: Integer): TObject;
begin
  Result := FItems[Index];
end;

procedure TSCSObjectList.Exchange(AIndex1, AIndex2: Integer);
var
  TempObject: TObject;
begin
  //FItems.Move(AIndex1, AIndex2);
  TempObject := FItems[AIndex1];
  FItems[AIndex1] := FItems[AIndex2];
  FItems[AIndex2] := TempObject;
end;

function TSCSObjectList.IndexOf(AObject: TObject): Integer;
var
  i: Integer;
begin
  Result := -1;
  for i := 0 to FItems.Count - 1 do
    if FItems.List^[i] = AObject then
    begin
      Result := i;
      Break; //// BREAK ////
    end;
end;

procedure TSCSObjectList.Pack;
begin
  FItems.Pack;
end;

function TSCSObjectList.Remove(AObject: TObject): Integer;
begin
  Result := FItems.Remove(AObject);
end;

procedure TSCSObjectList.RemoveByList(AObjectList: TSCSObjectList);
var
  i: Integer;
begin
  for i := 0 to AObjectList.Count - 1 do
    Remove(AObjectList[i]);
end;

procedure TSCSObjectList.Rotate;
var BuffItems: TObjectList;
    i: Integer;
begin
    BuffItems := TObjectList.Create(false);
    BuffItems.Assign(FItems);
    for i := 0 to BuffItems.Count - 1 do
      FItems[i] := BuffItems[BuffItems.Count-1 - i];
    FreeAndNil(BuffItems);
end;

procedure TSCSObjectList.SetItem(Index: Integer; AObject: TObject);
begin
  FItems[Index] := AObject;
end;

procedure TSCSObjectList.SortBySortID;
var
  i, j: Integer;
  LastMaxSortID: Integer;
  ObjectI: TObject;
  ObjectJ: TObject;
begin
  LastMaxSortID := -1;
  for i := 0 to FItems.Count - 1 do
  begin
    ObjectI := FItems.List^[i];
    if Assigned(ObjectI) then
      if ObjectI is TBasicSCSClass then
        for j := i to FItems.Count - 1 do
        begin
          ObjectJ := FItems.List^[j];
          if Assigned(ObjectJ) then
            if TBasicSCSClass(ObjectJ).SortID < TBasicSCSClass(ObjectI).SortID then
            begin
              Exchange(i, j); //FItems.Move(i, j);
              ExchangeObjects(ObjectI, ObjectJ);
            end;
        end;
  end;
end;

procedure TSCSObjectList.SortByField(AItem: TObject; AFieldAdress: Pointer);
begin
  //SortListByObjItemField(FItems, AItem, AFieldAdress);
end;

function TSCSObjectList.GetCount: Integer;
begin
  Result := FItems.Count;
end;

function TSCSObjectList.ToRapList: TRapList;
var
  i: Integer;
begin
  Result := TRapList.Create;
  for i := 0 to FItems.Count - 1 do
    Result.Add(FItems[i]);
end;

{ TObjectsBlob }

procedure TObjectsBlob.Assign(AObjectsBlob: TObjectsBlob);
begin
  FID := AObjectsBlob.FID;
  FTableKind := AObjectsBlob.FTableKind;
  FObjIDs.Assign(AObjectsBlob.FObjIDs);
  FDataKind := AObjectsBlob.FDataKind;
  CopyStream(FObjectData, AObjectsBlob.FObjectData);
end;

procedure TObjectsBlob.Clear;
begin
  FID := 0;
  FTableKind := 0;
  FObjIDs.Clear;
  FDataKind := 0;
  FObjectData.Clear;
end;

constructor TObjectsBlob.Create(AActiveForm: TForm);
begin
  inherited Create(AActiveForm);
  FOwner := nil;
  FObjIDs := TIntList.Create;
  FObjectData := TMemoryStream.Create;
  Clear;
end;

destructor TObjectsBlob.Destroy;
begin
  Clear;
  FreeAndNil(FObjIDs);
  FreeAndNil(FObjectData);
  inherited;
end;

procedure TObjectsBlob.LoadFromMemTable;
var
  Stream: TMemoryStream;
begin
  with TF_Main(FActiveForm).DM do
  begin
    Self.FID := tSQL_ObjectsBlobs.FieldByName(fnID).AsInteger;
    Self.FTableKind := tSQL_ObjectsBlobs.FieldByName(fnTableKind).AsInteger;
    Self.FDataKind := tSQL_ObjectsBlobs.FieldByName(fnDataKind).AsInteger;

    Stream := TMemoryStream.Create;
    TBlobField(tSQL_ObjectsBlobs.FieldByName(fnObjIDs)).SaveToStream(Stream);
    LoadObjIDsFromStream(Stream);
    Stream.Free;

    Self.FObjectData.Clear;
    Self.FObjectData.Position := 0;
    TBlobField(tSQL_ObjectsBlobs.FieldByName(fnObjectData)).SaveToStream(Self.FObjectData);
    Self.FObjectData.Position := 0;
  end;
end;

procedure TObjectsBlob.LoadObjIDsFromStream(AStream: TStream);
begin
  AStream.Position := 0;
  LoadIntListFromStream(AStream, FObjIDs);
  AStream.Position := 0;
end;

procedure TObjectsBlob.SaveObjIDsToStream(AStream: TStream);
begin
  AStream.Position := 0;
  SaveIntListToStream(AStream, FObjIDs);
  AStream.Position := 0;
end;

procedure TObjectsBlob.SaveToMemTable(AMakeEdit: TMakeEdit);
var
  Stream: TMemoryStream;
begin
  with TF_Main(FActiveForm).DM do
  begin
    case AMakeEdit of
      meMake:
        tSQL_ObjectsBlobs.Append;
      meEdit:
        if tSQL_ObjectsBlobs.Locate(fnID, Self.ID, []) then
          tSQL_ObjectsBlobs.Edit;
    end;
    if tSQL_ObjectsBlobs.State <> dsBrowse then
    begin
      tSQL_ObjectsBlobs.FieldByName(fnID).AsInteger := Self.FID;
      tSQL_ObjectsBlobs.FieldByName(fnTableKind).AsInteger := Self.FTableKind;
      tSQL_ObjectsBlobs.FieldByName(fnDataKind).AsInteger := Self.FDataKind;

      Stream := TMemoryStream.Create;
      SaveObjIDsToStream(Stream);
      TBlobField(tSQL_ObjectsBlobs.FieldByName(fnObjIDs)).LoadFromStream(Stream);
      Stream.Free;

      Self.FObjectData.Position := 0;
      TBlobField(tSQL_ObjectsBlobs.FieldByName(fnObjectData)).LoadFromStream(Self.FObjectData);
      Self.FObjectData.Position := 0;

      tSQL_ObjectsBlobs.Post;
    end;
  end;
end;

{ TObjectsBlobs }
procedure TObjectsBlobs.AddObjectsBlob(AObjectsBlob: TObjectsBlob);
begin
  if FObjectsBlobs.IndexOf(AObjectsBlob) = -1 then
  begin
    AObjectsBlob.FOwner := Self;
    FObjectsBlobs.Add(AObjectsBlob);
  end;
end;

procedure TObjectsBlobs.Assign(AObjectsBlobs: TObjectsBlobs);
var
  NewObjectsBlob: TObjectsBlob;
  SrcObjectsBlob: TObjectsBlob;
  i: integer;
begin
  FObjectsBlobs.Clear;
  for i := 0 to AObjectsBlobs.FObjectsBlobs.Count - 1 do
  begin
    SrcObjectsBlob := TObjectsBlob(AObjectsBlobs.FObjectsBlobs[i]);
    NewObjectsBlob := TObjectsBlob.Create(FActiveForm);
    NewObjectsBlob.Assign(SrcObjectsBlob);
    AddObjectsBlob(NewObjectsBlob); //FObjectsBlobs.Add(NewObjectsBlob);
  end;
end;

procedure TObjectsBlobs.Clear;
begin
  FObjectsBlobs.Clear;
end;

constructor TObjectsBlobs.Create(FActiveForm: TForm);
begin
  inherited Create(FActiveForm);
  FObjectsBlobs := TSCSObjectList.Create(True);
  Clear;
end;

procedure TObjectsBlobs.DeleteObjectsBlob(AObjectsBlob: TObjectsBlob);
var
  IndexObject: Integer;
begin
  IndexObject := FObjectsBlobs.IndexOf(AObjectsBlob);
  if IndexObject <> -1 then
  begin
    FObjectsBlobs.Delete(IndexObject);
    FreeAndNil(AObjectsBlob);
  end;
end;

destructor TObjectsBlobs.Destroy;
begin
  Clear;
  FreeAndNil(FObjectsBlobs);
  //************************************************************************************************
  inherited;
end;


{ TFilterInfo }

constructor TFilterInfo.Create;
begin
  inherited;
  FilterBlock := TFilterBlock.Create(nil, btBlock);
end;

procedure TFilterInfo.DefineFilterBlock;
begin
  FilterBlock.Clear;
  FilterBlock.LoadFromStr(FFilterValue, nil);
end;

destructor TFilterInfo.Destroy;
begin
  FreeAndNil(FFilterBlock);
  inherited;
end;

procedure TFilterInfo.SetFilterValue(Value: String);
begin
  if FFilterValue <> Value then
  begin
    FFilterValue := Value;
    DefineFilterBlock;
  end;
end;

{ TFilterParams }

procedure TFilterParams.Assign(AFilterParams: TFilterParams);
begin
  FDBKind := AFilterParams.FDBKind;

  IsUseFilter := AFilterParams.IsUseFilter;
  if FFilterBlock <> nil then
    FFilterBlock.Assign(AFilterParams.FFilterBlock);
  FFilterType := AFilterParams.FFilterType;

  FavoriteGuids.Assign(AFilterParams.FavoriteGuids);
  TopGuids.Assign(AFilterParams.TopGuids);
end;

constructor TFilterParams.Create(ADBKind: TDBKind);
begin
  inherited create;
  FDBKind := ADBKind;

  IsUseFilter := false;
  FFilterBlock := nil;
  FFilterType := fltNone;

  FavoriteGuids := TStringList.Create;
  TopGuids := TStringList.Create;
end;

destructor TFilterParams.Destroy;
begin
  if FFilterBlock <> nil then
    FreeAndNil(FFilterBlock);
  if FavoriteGuids <> nil then
    FreeAndNil(FavoriteGuids);
  if TopGuids <> nil then
    FreeAndNil(TopGuids);

  inherited;
end;

procedure TFilterParams.DefineIsUseFilterField;
begin
  IsUseFilter := FFilterBlock.IsOn;
  FFilterBlock.IsOn := true;
end;


{ TUserInfo }

procedure TUserInfo.Assign(AUserInfo: TUserInfo);
begin
  if AUserInfo <> nil then
  begin
    FID := AUserInfo.FID;
    FName := AUserInfo.FName;
    FPass := AUserInfo.FPass;
    FRightsPM := AUserInfo.FRightsPM;
    FRightsNB := AUserInfo.FRightsNB;
  end;
end;

procedure TUserInfo.Clear;
begin
  FID := 0;
  FName := '';
  FPass := '';
  FRightsPM := rwrReadWrite;
  FRightsNB := rwrReadWrite;
end;

constructor TUserInfo.Create;
begin
  inherited;
  Clear;
end;

destructor TUserInfo.Destroy; // Tolik 12/12/2019 --
begin
  inherited;
end;
{ TUsersInfo }

function TUsersInfo.AddNewUserInfo(AName, APass: String; ARightsPM, ARightsNB: Integer): TUserInfo;
begin
  Result := TUserInfo.Create;
  Result.FID := GenUserInfoID;
  Result.FName := AName;
  Result.FPass := APass;
  Result.FRightsPM := ARightsPM;
  Result.FRightsNB := ARightsNB;
  FUsersInfo.Add(Result);
end;


procedure TUsersInfo.Clear;
begin
  FLastUserID := 0;

  FLoggedUserInfo := nil;

  FUsersInfo.Clear;
end;

constructor TUsersInfo.Create;
begin
  inherited;
  FUsersInfo := TObjectList.Create(true);
  Clear;
end;

destructor TUsersInfo.Destroy;
begin
  FUsersInfo.Free;

  inherited;
end;

function TUsersInfo.GenUserInfoID: Integer;
begin
  Inc(FLastUserID);
  Result := FLastUserID;
end;

function TUsersInfo.GetXML: string;
var
  XMLDocument: TXMLDocument;
  IXML: IDOMDocument;
  IRoot, INode, INodeUserList, IAttribute: IDOMNode;

  i: Integer;
  UserInfo: TUserInfo;
begin
  Result := '';

  XMLDocument := TXMLDocument.Create(nil);
  try
    XMLDocument.Active := false;
    XMLDocument.XML.Text := '';
    XMLDocument.Active := true;
     
    //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    IXML := XMLDocument.DOMDocument;
    IRoot := IXML.appendChild(IXML.createElement('Xml_Users'));
    // <20><><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    INode := IRoot.appendChild(IXML.createElement(fnParams));

    IAttribute := IXML.createAttribute(fnLastUserID);
    IAttribute.nodeValue := IntToStr(FLastUserID);
    INode.attributes.setNamedItem(IAttribute);

    // <20><><EFBFBD><EFBFBD> - <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    INodeUserList := IRoot.appendChild(IXML.createElement(fnUsrList));
    for i := 0 to FUsersInfo.Count - 1 do
    begin
      UserInfo := TUserInfo(FUsersInfo[i]);

      // <20><><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
      INode := INodeUserList.appendChild(IXML.createElement('Usr_'+IntToStr(i+1)));

      IAttribute := IXML.createAttribute(fnID);
      IAttribute.nodeValue := IntToStr(UserInfo.FID);
      INode.attributes.setNamedItem(IAttribute);

      IAttribute := IXML.createAttribute(fnName);
      IAttribute.nodeValue := UserInfo.FName;
      INode.attributes.setNamedItem(IAttribute);

      IAttribute := IXML.createAttribute(fnPass);
      IAttribute.nodeValue := UserInfo.FPass;
      INode.attributes.setNamedItem(IAttribute);
       
      IAttribute := IXML.createAttribute(fnRightsPM);
      IAttribute.nodeValue := IntToStr(UserInfo.FRightsPM);
      INode.attributes.setNamedItem(IAttribute);

      IAttribute := IXML.createAttribute(fnRightsNB);
      IAttribute.nodeValue := IntToStr(UserInfo.FRightsNB);
      INode.attributes.setNamedItem(IAttribute);
    end;

                                            
    Result := FormatXMLData(XMLDocument.XML.Text);
  finally
    XMLDocument.Free;
  end;
end;

function TUsersInfo.GetUserInfoByName(AName: string): TUserInfo;
var
  Userinfo: TUserInfo;
  i: Integer;
  NameUpper: string;
begin
  Result := nil;

  NameUpper := AnsiUpperCase(AName);
  for i := 0 to FUsersInfo.Count - 1 do
  begin
    Userinfo := TUserInfo(FUsersInfo[i]);
    if AnsiUpperCase(Userinfo.FName) = NameUpper then
    begin
      Result := Userinfo;
      Break; //// BREAK ////
    end;
  end;
end;

function TUsersInfo.IsDefAdminUser: Boolean;
begin
  Result := (FUsersInfo.Count = 1) and
            (TUserInfo(FUsersInfo[0]).FName = unAdmin) and
            (TUserInfo(FUsersInfo[0]).FPass = GetHash(unAdmin));
end;

function TUsersInfo.LoadFromStream(AStream: TStream): Boolean;
var
  StringStream: TStringSTream;
begin
  Result := false;
  StringStream := TStringSTream.Create('');
  try
    UnPakStream(AStream, StringStream);
    Result := LoadFromXML(StringStream.DataString);
  finally
    FreeAndNil(StringStream);
  end;
end;

function TUsersInfo.LoadFromXML(AXml: string): Boolean;
var
  XMLDocument: TXMLDocument;
  IXML: IDOMDocument;

  tmpObj: TUsersInfo;
  tmpUsetInfo: TUserInfo;

  IRoot, IRootChild, IUsrNode, IAttrNode: IDOMNode; //IXMLNode;
  i, j, k: Integer;
begin
  Result := false;
  if AXml <> '' then
  begin
    tmpObj := TUsersInfo.Create;
    XMLDocument := TXMLDocument.Create(nil);
    try
      XMLDocument.LoadFromXML(AXml);
      if Not XMLDocument.Active then
        XMLDocument.Active := true;

      IXML := XMLDocument.DOMDocument;
      // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
      IRoot := IXML.documentElement;
      // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD>-<2D><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
      for i := 0 to IRoot.ChildNodes.length - 1 do
      begin
        IRootChild := IRoot.childNodes.item[i];
        if IRootChild.NodeName = fnParams then
        begin
          for j := 0 to IRootChild.attributes.length - 1 do
          begin
            IAttrNode := IRootChild.attributes.item[j];
            if IAttrNode.nodeName = fnLastUserID then
              tmpObj.FLastUserID := StrToInt(IAttrNode.NodeValue);
          end;
        end
        else
        if IRootChild.NodeName = fnUsrList then
        begin
          // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
          for j := 0 to IRootChild.childNodes.length - 1 do
          begin
            IUsrNode := IRootChild.childNodes.item[j];

            // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD>
            tmpUsetInfo := TUserInfo.Create;
            for k := 0 to IUsrNode.attributes.length - 1 do
            begin
              IAttrNode := IUsrNode.attributes.item[k];
              if IAttrNode.nodeName = fnID then
                tmpUsetInfo.FID := StrToInt(IAttrNode.nodeValue)
              else
              if IAttrNode.nodeName = fnName then
                tmpUsetInfo.FName := IAttrNode.nodeValue
              else
              if IAttrNode.nodeName = fnPass then
                tmpUsetInfo.FPass := IAttrNode.nodeValue
              else
              if IAttrNode.nodeName = fnRightsPM then
                tmpUsetInfo.FRightsPM := StrToInt(IAttrNode.nodeValue)
              else
              if IAttrNode.nodeName = fnRightsNB then
                tmpUsetInfo.FRightsNB := StrToInt(IAttrNode.nodeValue);
            end;
            tmpObj.FUsersInfo.Add(tmpUsetInfo);
          end;
        end;
      end;
      XMLDocument.Active := false;

      Clear;
      FLastUserID := tmpObj.FLastUserID;
      tmpObj.FUsersInfo.OwnsObjects := false;
      FUsersInfo.Assign(tmpObj.FUsersInfo);
    finally
      XMLDocument.Free;
      tmpObj.Free;
    end;
  end;
end;

procedure TUsersInfo.SaveToStream(AStream: TStream);
var
  XmlStr: String;
  StringStream: TStringSTream;
  StreamSize: Integer;
begin
  StringStream := TStringSTream.Create(GetXML);
  try
    StreamSize := StringStream.Size;
    PakStream(StringStream, AStream{, clBetter});
    StreamSize := AStream.Size;
  finally
    FreeAndNil(StringStream);
  end;
end;


procedure TComponentLoadFromFile(Component: TComponent; const AFileName: String);
var
  Stream: TFileStream;
begin
  Stream := TFileStream.Create(AFileName, fmOpenRead);
  try
    TComponentLoadFromStream(Component, Stream);
  finally
    Stream.Free;
  end;
end;

procedure TComponentLoadFromStream(Component: TComponent; AStream: TStream);
var
  MemStream: TMemoryStream;
begin
  MemStream := TMemoryStream.Create;
  ObjectTextToBinary(AStream, MemStream);
  MemStream.Position := 0;
  MemStream.ReadComponent(Component);
  MemStream.Free;
end;

procedure TComponentSaveToFile(Component: TComponent; const AFileName: String);
var
  Stream: TFileStream;
begin
  Stream := TFileStream.Create(AFileName, fmCreate);
  try
    TComponentSaveToStream(Component, Stream);
  finally
    Stream.Free;
  end;
end;

procedure TComponentSaveToStream(Component: TComponent; AStream: TStream);
var
  MemStream: TMemoryStream;
begin
  MemStream := TMemoryStream.Create;
  MemStream.WriteComponent(Component);
  MemStream.Position := 0;
  ObjectBinaryToText(MemStream, AStream);
  MemStream.Free;
end;

{ TTempFilesInfo }

procedure TTempFilesInfo.Clear;
begin
  FFiles.Clear;
end;

constructor TTempFilesInfo.Create;
begin
  inherited;
  FActive := false;
  FFiles := TStringList.Create;
end;

destructor TTempFilesInfo.Destroy;
begin
  FFiles.Free;
  inherited;
end;

procedure TTempFilesInfo.Add(const AFile: String);
begin
  If FActive and (FFiles.IndexOf(AFile) = -1) then
    FFiles.Add(AFile);
end;

function TTempFilesInfo.CheckIntegrity(const AMsgIfFail: String=''): Boolean;
begin
  Result := CheckFilesIntegrity(FFiles, AMsgIfFail);
end;

function TTempFilesInfo.CheckFilesIntegrity(AFiles: TStringList; const AMsgIfFail: String=''): Boolean;
var
  i: Integer;
begin
  Result := true;
  for i := 0 to AFiles.Count - 1 do
  begin
    if Not FileExists(AFiles[i]) then
    begin
      Result := false;
      if AMsgIfFail <> '' then
        AddExceptionToLog(AMsgIfFail, true);
      Break; //// BREAK ////
    end;
  end;
end;

procedure TTempFilesInfo.SetActive(Value: Boolean);
begin
  if Value <> FActive then
  begin
    FActive := Value;
    Clear;
  end;
end;

{ TDataStream }

procedure TDataStream.BeginReadRecord;
begin
  if FIsReadingTable then
  begin
    if FIsReadingRecord then
      EndReadRecord;

    FIsReadingRecord := true;

    FStream.Read(FBeginRecPos, SizeOf(FBeginRecPos)); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    FStream.Read(FEndRecPos, SizeOf(FEndRecPos)); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    FStream.Read(FFieldCount, SizeOf(FFieldCount)); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>
  end;
end;

function TDataStream.BeginReadTable: Boolean;   //Tolik 24/06/2019 --  <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
var
  // Tolik 24/06/0219 - -
  //RSignature: String;
  RSignature: AnsiString;
  //
  RVersion: Integer;
  Temp: Integer;
begin
  Result := false;
  FStream.Seek(0, soFromBeginning);
  FIsReadingTable := false;

  // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  if FStream.Size > Length(guidTableStreamSignature) then
  begin
    SetLength(RSignature, Length(guidTableStreamSignature));
    // Tolik 24/06/2019 --
    //FStream.Read(PChar(RSignature)^, Length(guidTableStreamSignature));
    FStream.Read(RSignature[1], Length(guidTableStreamSignature));
    //if RSignature = guidTableStreamSignature then
    if String(RSignature) = guidTableStreamSignature then
    //
    begin
      Result := true;

      // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
      FStream.Read(RVersion, SizeOf(FVersion));
      // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
      SetLength(FTableName, 255);
      FStream.Read(FTableName, 255);
      // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
      FStream.Read(FTableIndex, SizeOf(FTableIndex));
      // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
      FStream.Read(FRecordCount, SizeOf(FRecordCount));
      // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
      FStream.Read(FBeginDataPos, SizeOf(FBeginDataPos));

      Temp := FStream.Position;
      FStream.Position := FBeginDataPos;
    end;
  end;
  FIsReadingTable := Result;
end;

procedure TDataStream.BeginWriteRecord;
begin
  if FIsWritingTable then
  begin
    if FIsWritingRecord then
      EndWriteRecord;

    //FStream := AStream;
    FIsWritingRecord := true;

    IncCapacity;

    FBeginRecPos := FStream.Position;
    FEndRecPos := 0;
    FFieldCount := 0;
    FStream.Write(FBeginRecPos, SizeOf(FBeginRecPos)); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    FStream.Write(FEndRecPos, SizeOf(FEndRecPos)); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    FStream.Write(FFieldCount, SizeOf(FFieldCount)); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>

    FRecordCount := FRecordCount + 1;
  end;
end;

procedure TDataStream.BeginWriteTable(ATableName: String; ATableIndex: integer);  // Tolik -- <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
begin
  if FIsWritingTable then
    EndWriteTable;
  FIsWritingTable := true;

  FTableName := ATableName;
  FTableIndex := ATableIndex;

  FSize := 0;
  FStream.Position := 0;
  FRecordCount := 0;

  IncCapacity;

  // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  FStream.Write(PChar(guidTableStreamSignature)^, Length(guidTableStreamSignature));
  FStream.Write(FVersion, Sizeof(FVersion));
  // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  FStream.Write(FTableName, 255);
  // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  FStream.Write(FTableIndex, SizeOf(FTableIndex));
  // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  FRecordCountPos := FStream.Position;
  FStream.Write(FRecordCount, SizeOf(FRecordCount));
  // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  FBeginDataPos := FStream.Position + SizeOf(FBeginDataPos);
  FStream.Write(FBeginDataPos, SizeOf(FBeginDataPos));
end;

constructor TDataStream.Create;
begin
  inherited;
  FStream := TMemoryStream.Create;
  AfterCreate;
end;

constructor TDataStream.Create(const FileName: string; Mode: Word);
begin
  inherited create;
  FStream := TFileStream.Create(FileName, Mode);
  AfterCreate;
end;

procedure TDataStream.AfterCreate;
begin
  FVersion := 01;

  FIsReadingBlob := false;
  FIsReadingRecord := false;
  FIsReadingTable := false;
  FIsWritingRecord := false;
  FIsWritingTable := false;

  FIntFieldBuffSize := SizeOf(Word) + // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
      SizeOf(Byte) + // <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
      SizeOf(Integer) // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
      ;
  GetMem(FIntFieldBuff, FIntFieldBuffSize);

  FFloatFieldBuffSize := SizeOf(Word) + // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
      SizeOf(Byte) + // <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
      SizeOf(Double) // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
      ;
  GetMem(FFloatFieldBuff, FFloatFieldBuffSize);

  FSizeFieldSize := SizeOf(Word) + // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
      SizeOf(Byte) + // <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
      SizeOf(Integer) // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
      ;
  GetMem(FSizeFieldBuff, FSizeFieldSize);
end;

procedure TDataStream.IncCapacity;
var
  Pos: Integer;
  Size: Integer;
begin
  if FMemoryAllocBy > 0 then
  begin
    Pos := FStream.Position;
    Size := FStream.Size;

    //if (Size - Pos) < FMemoryAllocBy then
    if (Size - Pos) <= 0 then
      FStream.Size := FStream.Size + FMemoryAllocBy;
  end;
end;

destructor TDataStream.Destroy;
begin
  FreeAndNil(FStream);

  FreeMem(FIntFieldBuff);
  FreeMem(FFloatFieldBuff);
  FreeMem(FSizeFieldBuff);
  inherited;
end;

procedure TDataStream.EndReadRecord;
begin
  SkipNoReadedBlob;
  FIsReadingRecord := false;
end;

procedure TDataStream.EndReadTable;
begin
  FIsReadingTable := false;
end;


procedure TDataStream.EndWriteRecord;
//var
//  CurrPos: Integer;
//  PosValue: integer;
begin
  if FIsWritingTable then
  begin
    // <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>
    FEndRecPos := FStream.Position;

    // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    FStream.Seek(FBeginRecPos, soFromBeginning);
    // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    FStream.Seek(SizeOf(FBeginRecPos), soFromCurrent);
    FStream.Write(FEndRecPos, SizeOf(FEndRecPos)); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    FStream.Write(FFieldCount, SizeOf(FFieldCount)); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>

    FStream.Position := FEndRecPos;

    FIsWritingRecord := false;
  end;
end;

procedure TDataStream.EndWriteTable;
var
  CurrPos: Integer;
  Size: Integer;
begin
  if FIsWritingTable then
  begin
    CurrPos := FStream.Position;
    // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    FStream.Position := FRecordCountPos;
    FStream.Write(FRecordCount, SizeOf(FRecordCount));
    FStream.Position := CurrPos;

    FSize := FStream.Position;
    {// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    Size := FStream.Size;
    if Size > CurrPos then
      FStream.Size := CurrPos;}

    FIsWritingTable := false;
  end;
end;

procedure TDataStream.ReadBlobField(ADestStream: TStream);
begin
  if FReadFieldFieldType = dtBlob then
  begin
    ADestStream.Position := 0;
    if FReadFieldSize > 0 then
      ADestStream.CopyFrom(FStream, FReadFieldSize);
    ADestStream.Position := 0;
    FIsReadingBlob := false;
  end;
end;

procedure TDataStream.ReadField;    // Tolik -- 24/06/2019 -- <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
begin
  SkipNoReadedBlob;

  FStream.Read(FReadFieldIndex, Sizeof(FReadFieldIndex));
  FStream.Read(FReadFieldFieldType, SizeOf(FReadFieldFieldType));
  case FReadFieldFieldType of
    dtFloat:
      FStream.Read(FReadFloatValue, SizeOf(FReadFloatValue));
    dtInteger:
      FStream.Read(FReadIntValue, SizeOf(FReadIntValue));
    dtString, dtBlob:
      begin
        FStream.Read(FReadFieldSize, SizeOf(FReadFieldSize));
        if FReadFieldFieldType = dtString then
        begin
          SetLength(FReadStr, FReadFieldSize);
          FStream.Read(PChar(FReadStr)^, FReadFieldSize);
        end
        else
          FIsReadingBlob := true;
      end;
    else
    begin
      //Beep;
    end;
  end;
end;

Procedure TDataStream.WriteFloatField(FieldIndex: Word; const Value: Double);
//var
  //FieldType: Byte;
begin
  {FieldType := dtFloat;
  FStream.Write(FieldIndex, SizeOf(FieldIndex)); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
  FStream.Write(FieldType, SizeOf(FieldType)); // <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  FStream.Write(Value, SizeOf(Value));  // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}

  {FFloatFieldInfo.FieldIndex := FieldIndex;
  FFloatFieldInfo.FieldType := dtFloat;
  FFloatFieldInfo.Value := Value;
  FStream.Write(FFloatFieldInfo, SizeOf(FFloatFieldInfo));}

  FWriteBuffPos := 0;
  Word(FFloatFieldBuff^) := FieldIndex;
  FWriteBuffPos := FWriteBuffPos + SizeOf(Word);
  Byte(Pointer(Integer(FFloatFieldBuff) + FWriteBuffPos)^) := dtFloat;
  FWriteBuffPos := FWriteBuffPos + SizeOf(Byte);
  Double(Pointer(Integer(FFloatFieldBuff) + FWriteBuffPos)^) := Value;

  FStream.Write(FFloatFieldBuff^, FFloatFieldBuffSize);

  FFieldCount := FFieldCount + 1;
end;


procedure TDataStream.WriteIntField(FieldIndex: Word; const Value: Integer);
var
  FieldType: Byte;
begin
  {FieldType := dtInteger;
  FStream.Write(FieldIndex, SizeOf(FieldIndex)); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
  FStream.Write(FieldType, SizeOf(FieldType)); // <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  FStream.Write(Value, SizeOf(Value));  // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>}

  {FIntFieldInfo.FieldIndex := FieldIndex;
  FIntFieldInfo.FieldType := dtInteger;
  FIntFieldInfo.Value := Value;
  FStream.Write(FIntFieldInfo, SizeOf(FIntFieldInfo));}

  FWriteBuffPos := 0;
  Word(FIntFieldBuff^) := FieldIndex;
  FWriteBuffPos := FWriteBuffPos + SizeOf(Word);
  Byte(Pointer(Integer(FIntFieldBuff) + FWriteBuffPos)^) := dtInteger;
  FWriteBuffPos := FWriteBuffPos + SizeOf(Byte);
  Integer(Pointer(Integer(FIntFieldBuff) + FWriteBuffPos)^) := Value;

  FStream.Write(FIntFieldBuff^, FIntFieldBuffSize);

  FFieldCount := FFieldCount + 1;
end;

Procedure TDataStream.WriteStrField(FieldIndex: Word; Const Value: String);
//var
  //FieldType: Byte;
  //StrLen: Integer;
begin
  {FieldType := dtString;
  StrLen := Length(Value);
  FStream.Write(FieldIndex, SizeOf(FieldIndex)); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
  FStream.Write(FieldType, SizeOf(FieldType)); // <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  FStream.Write(StrLen, SizeOf(StrLen)); // <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  FStream.Write(PChar(Value)^, StrLen);}

  {FBuffFieldInfo.FieldIndex := FieldIndex;
  FBuffFieldInfo.FieldType := dtString;
  FBuffFieldInfo.Size := Length(Value);
  FStream.Write(FBuffFieldInfo, SizeOf(FBuffFieldInfo));
  FStream.Write(PChar(Value)^, FBuffFieldInfo.Size);}

  FWriteBuffPos := 0;
  Word(FSizeFieldBuff^) := FieldIndex;
  FWriteBuffPos := FWriteBuffPos + SizeOf(Word);
  Byte(Pointer(Integer(FSizeFieldBuff) + FWriteBuffPos)^) := dtString;
  FWriteBuffPos := FWriteBuffPos + SizeOf(Byte);
  Integer(Pointer(Integer(FSizeFieldBuff) + FWriteBuffPos)^) := Length(Value);

  FStream.Write(FSizeFieldBuff^, FSizeFieldSize);
  FStream.Write(PChar(Value)^, Length(Value));

  FFieldCount := FFieldCount + 1;
end;

Procedure TDataStream.WriteStreamField(FieldIndex: Word; const Value: TStream);
//var
  //FieldType: Byte;
  //StreamSize: Integer;
begin
  {FieldType := dtBlob;
  Value.Seek(0, soFromBeginning);
  StreamSize := Value.Size;
  FStream.Write(FieldIndex, SizeOf(FieldIndex)); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>
  FStream.Write(FieldType, SizeOf(FieldType)); // <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  FStream.Write(StreamSize, SizeOf(StreamSize)); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  FStream.CopyFrom(Value, 0);}

  FBuffFieldInfo.FieldIndex := FieldIndex;
  {FBuffFieldInfo.FieldType := dtBlob;
  FBuffFieldInfo.Size := Value.Size;
  FStream.Write(FBuffFieldInfo, SizeOf(FBuffFieldInfo));
  Value.Seek(0, soFromBeginning);
  FStream.CopyFrom(Value, 0);}

  FWriteBuffPos := 0;
  Word(FSizeFieldBuff^) := FieldIndex;
  FWriteBuffPos := FWriteBuffPos + SizeOf(Word);
  Byte(Pointer(Integer(FSizeFieldBuff) + FWriteBuffPos)^) := dtBlob;
  FWriteBuffPos := FWriteBuffPos + SizeOf(Byte);
  Integer(Pointer(Integer(FSizeFieldBuff) + FWriteBuffPos)^) := Value.Size;

  FStream.Write(FSizeFieldBuff^, FSizeFieldSize);
  Value.Seek(0, soFromBeginning);
  FStream.CopyFrom(Value, 0);

  FFieldCount := FFieldCount + 1;
end;

procedure TDataStream.SkipNoReadedBlob;
begin
  if FIsReadingBlob then
  begin
    FStream.Seek(FReadFieldSize, soFromCurrent);
    FIsReadingBlob := false;
  end;
end;

// Tolik
constructor TLineComponConnectionInfo.Create(CanCreateList: Boolean = False);
begin
  inherited create;
  ComponCatalogID := -1;
  FirstPointObject := nil;
  LastPointObject := nil;
  PointToPointConnection := False;
  if CanCreateList then
    ConnectedComponList := TList.Create
  else
    ConnectedComponList := Nil;
  isLineConnection := True;  
end;

destructor  TLineComponConnectionInfo.Destroy;
var i: Integer;
begin
  if ConnectedComponList <> nil then
  begin
    for i := ConnectedComponList.Count - 1 downto 0 do
      TLineComponConnectionInfo(ConnectedComponList[i]).Destroy;
    ConnectedComponList.Clear;
    FreeAndNil(ConnectedComponList);
  end;
  inherited;
end;
//

end.