128 lines
3.2 KiB
ObjectPascal
128 lines
3.2 KiB
ObjectPascal
unit U_DataLink;
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interface
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uses
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SysUtils, Classes, DB, ADODB, ImgList, Controls, cxStyles, cxLookAndFeels,
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Windows, Messages, forms, OleCtnrs, DateUtils, ExtCtrls, SyncObjs, cxClasses,
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dxSkinsCore, dxSkinsDefaultPainters, System.ImageList;
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type
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TMyThread = class(TThread)
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protected
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procedure Execute; override;
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end;
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var
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DConString: string; {全局连接字符串}
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server, dtbase, user, pswd: string; {数据库连接参数}
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DCurHandle: hwnd; //当前窗体句柄
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DName: string; //#用户名#//
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DCode: string; //#用户编号#//
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Ddatabase: string; //#数据库名称#//
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DTitCaption: string; //#主窗体名称#//
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PicSvr: string;
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fDllFileName: string;
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DParameters1, DParameters2, DParameters3, DParameters4, DParameters5: string; // 外部参数；
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DParameters6, DParameters7, DParameters8, DParameters9, DParameters10: string; //外部参数；
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OldDllApp: Tapplication; //保存原有句柄
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NewDllApp: Tapplication; //当前句柄
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MainApplication: Tapplication;
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DFormCode: integer; //当前窗口号
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IsDelphiLanguage: integer;
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DServerDate: TdateTime; //服务器时间
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DCompany: string; //公司
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IpCall: Integer;
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IpWLDZStr: string;
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UserDataFlag: string;
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type
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TDataLink_YEInsp = class(TDataModule)
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AdoDataLink: TADOQuery;
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ADOLink: TADOConnection;
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ThreeImgList: TImageList;
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ThreeLookAndFeelCol: TcxLookAndFeelController;
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ThreeColorBase: TcxStyleRepository;
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SHuangSe: TcxStyle;
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SkyBlue: TcxStyle;
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Default: TcxStyle;
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QHuangSe: TcxStyle;
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Red: TcxStyle;
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FontBlue: TcxStyle;
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TextSHuangSe: TcxStyle;
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FonePurple: TcxStyle;
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FoneClMaroon: TcxStyle;
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FoneRed: TcxStyle;
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RowColor: TcxStyle;
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handBlack: TcxStyle;
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cxBlue: TcxStyle;
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SHuangSeCu: TcxStyle;
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Timer_link: TTimer;
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ImageList_new32: TImageList;
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procedure DataModuleDestroy(Sender: TObject);
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procedure Timer_linkTimer(Sender: TObject);
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procedure DataModuleCreate(Sender: TObject);
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private
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{ Private declarations }
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public
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{ Public declarations }
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end;
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TMakebar = procedure(ucData: pchar; nDataLen: integer; nErrLevel: integer; nMask: integer; nBarEdition: integer; szBmpFileName: pchar; nScale: integer); stdcall;
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TMixtext = procedure(szSrcBmpFileName: PChar; szDstBmpFileName: PChar; sztext: PChar; fontsize, txtheight, hmargin, vmargin, txtcntoneline: integer); stdcall;
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var
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DataLink_YEInsp: TDataLink_YEInsp;
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CriticalSection: TCriticalSection; {声明临界}
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implementation
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{$R *.dfm}
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procedure TMyThread.Execute;
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begin
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FreeOnTerminate := True;
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CriticalSection.Enter;
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try
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with DataLink_YEInsp.AdoDataLink do
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begin
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close;
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sql.Clear;
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sql.Add('select getdate()');
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open;
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end;
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except
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try
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with DataLink_YEInsp.ADOLink do
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begin
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Connected := false;
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ConnectionString := DConString;
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LoginPrompt := false;
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Connected := true;
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end;
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except
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end;
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end;
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CriticalSection.Leave;
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end;
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procedure TDataLink_YEInsp.DataModuleDestroy(Sender: TObject);
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begin
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CriticalSection.Free;
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DataLink_YEInsp := nil;
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end;
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procedure TDataLink_YEInsp.Timer_linkTimer(Sender: TObject);
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begin
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TMyThread.Create(False);
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end;
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procedure TDataLink_YEInsp.DataModuleCreate(Sender: TObject);
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begin
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CriticalSection := TCriticalSection.Create;
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end;
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end.
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