D7zzHanglin/坯布生产计划(WeavingSchedule)/U_DataLink.pas

unit U_DataLink;

interface

uses
  SysUtils, Classes, DB, ADODB, ImgList, Controls, cxStyles, cxLookAndFeels,
  Windows, Messages, forms, OleCtnrs, DateUtils, ExtCtrls, SyncObjs,
  cxClasses, dxSkinsCore, dxSkinsDefaultPainters, dxSkinBlack, dxSkinBlue,
  dxSkinBlueprint, dxSkinCaramel, dxSkinCoffee, dxSkinDarkRoom,
  dxSkinDarkSide, dxSkinDevExpressDarkStyle, dxSkinDevExpressStyle,
  dxSkinFoggy, dxSkinGlassOceans, dxSkinHighContrast, dxSkiniMaginary,
  dxSkinLilian, dxSkinLiquidSky, dxSkinLondonLiquidSky, dxSkinMcSkin,
  dxSkinMetropolis, dxSkinMetropolisDark, dxSkinMoneyTwins,
  dxSkinOffice2007Black, dxSkinOffice2007Blue, dxSkinOffice2007Green,
  dxSkinOffice2007Pink, dxSkinOffice2007Silver, dxSkinOffice2010Black,
  dxSkinOffice2010Blue, dxSkinOffice2010Silver, dxSkinOffice2013DarkGray,
  dxSkinOffice2013LightGray, dxSkinOffice2013White, dxSkinPumpkin,
  dxSkinSeven, dxSkinSevenClassic, dxSkinSharp, dxSkinSharpPlus,
  dxSkinSilver, dxSkinSpringTime, dxSkinStardust, dxSkinSummer2008,
  dxSkinTheAsphaltWorld, dxSkinValentine, dxSkinVS2010, dxSkinWhiteprint,
  dxSkinXmas2008Blue;

type
  TMyThread = class(TThread)
  protected
    procedure Execute; override;
  end;

var
  DConString: string;   {ȫ<><C8AB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD>}
  server, dtbase, user, pswd: string;  {<7B><><EFBFBD>ݿ<EFBFBD><DDBF><EFBFBD><EFBFBD>Ӳ<EFBFBD><D3B2><EFBFBD>}
  DCurHandle: hwnd;     //<2F><>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  DName: string;   //#<23>û<EFBFBD><C3BB><EFBFBD>#//
  DCode: string;     //#<23>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD>#//
  Ddatabase: string;    //#<23><><EFBFBD>ݿ<EFBFBD><DDBF><EFBFBD><EFBFBD><EFBFBD>#//
  DTitCaption: string;  //#<23><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>#//
  PicSvr: string;
  DParameters1, DParameters2, DParameters3, DParameters4, DParameters5: string; // <20>ⲿ<EFBFBD><E2B2BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  DParameters6, DParameters7, DParameters8, DParameters9, DParameters10: string; //<2F>ⲿ<EFBFBD><E2B2BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  OldDllApp: Tapplication; //<2F><><EFBFBD><EFBFBD>ԭ<EFBFBD>о<EFBFBD><D0BE><EFBFBD>
  NewDllApp: Tapplication; //<2F><>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD>
  MainApplication: Tapplication;
  DFormCode: integer;  //<2F><>ǰ<EFBFBD><C7B0><EFBFBD>ں<EFBFBD>
  IsDelphiLanguage: integer;
  DServerDate: TdateTime; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>
  DCompany: string;       //<2F><>˾

type
  TDataLink_WeavingSchedule = class(TDataModule)
    AdoDataLink: TADOQuery;
    ADOLink: TADOConnection;
    ThreeImgList: TImageList;
    ThreeLookAndFeelCol: TcxLookAndFeelController;
    ThreeColorBase: TcxStyleRepository;
    SHuangSe: TcxStyle;
    SkyBlue: TcxStyle;
    Default: TcxStyle;
    QHuangSe: TcxStyle;
    Red: TcxStyle;
    FontBlue: TcxStyle;
    TextSHuangSe: TcxStyle;
    FonePurple: TcxStyle;
    FoneClMaroon: TcxStyle;
    FoneRed: TcxStyle;
    RowColor: TcxStyle;
    handBlack: TcxStyle;
    cxBlue: TcxStyle;
    SHuangSeCu: TcxStyle;
    tmr_link: TTimer;
    procedure DataModuleDestroy(Sender: TObject);
    procedure tmr_linkTimer(Sender: TObject);
    procedure DataModuleCreate(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

  TMakebar = procedure(ucData: pchar; nDataLen: integer; nErrLevel: integer; nMask: integer; nBarEdition: integer; szBmpFileName: pchar; nScale: integer); stdcall;

  TMixtext = procedure(szSrcBmpFileName: PChar; szDstBmpFileName: PChar; sztext: PChar; fontsize, txtheight, hmargin, vmargin, txtcntoneline: integer); stdcall;

var
  DataLink_WeavingSchedule: TDataLink_WeavingSchedule;
  CriticalSection: TCriticalSection; {<7B><><EFBFBD><EFBFBD><EFBFBD>ٽ<EFBFBD>}

implementation
{$R *.dfm}

procedure TMyThread.Execute;
begin
  FreeOnTerminate := True;
  CriticalSection.Enter;
  try
    with DataLink_WeavingSchedule.AdoDataLink do
    begin
      close;
      sql.Clear;
      sql.Add('select getdate()');
      open;
    end;
  except
    try
      with DataLink_WeavingSchedule.ADOLink do
      begin
        Connected := false;
        ConnectionString := DConString;
        LoginPrompt := false;
        Connected := true;
      end;
    except

    end;
  end;
  CriticalSection.Leave;
end;

procedure TDataLink_WeavingSchedule.DataModuleDestroy(Sender: TObject);
begin
  CriticalSection.Free;
  DataLink_WeavingSchedule := nil;
end;

procedure TDataLink_WeavingSchedule.tmr_linkTimer(Sender: TObject);
begin
  TMyThread.Create(False);
end;

procedure TDataLink_WeavingSchedule.DataModuleCreate(Sender: TObject);
begin
  CriticalSection := TCriticalSection.Create;
end;

end.