135 lines
4.0 KiB
ObjectPascal
135 lines
4.0 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, cxClasses, ExtCtrls,SyncObjs,
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dxSkinsCore, dxSkinBlack, dxSkinBlue, dxSkinBlueprint, dxSkinCaramel,
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dxSkinCoffee, dxSkinDarkRoom, dxSkinDarkSide, dxSkinDevExpressDarkStyle,
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dxSkinDevExpressStyle, dxSkinFoggy, dxSkinGlassOceans,
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dxSkinHighContrast, dxSkiniMaginary, dxSkinLilian, dxSkinLiquidSky,
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dxSkinLondonLiquidSky, dxSkinMcSkin, dxSkinMetropolis,
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dxSkinMetropolisDark, dxSkinMoneyTwins, dxSkinOffice2007Black,
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dxSkinOffice2007Blue, dxSkinOffice2007Green, dxSkinOffice2007Pink,
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dxSkinOffice2007Silver, dxSkinOffice2010Black, dxSkinOffice2010Blue,
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dxSkinOffice2010Silver, dxSkinOffice2013DarkGray,
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dxSkinOffice2013LightGray, dxSkinOffice2013White, dxSkinPumpkin,
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dxSkinSeven, dxSkinSevenClassic, dxSkinSharp, dxSkinSharpPlus,
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dxSkinSilver, dxSkinSpringTime, dxSkinStardust, dxSkinSummer2008,
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dxSkinTheAsphaltWorld, dxSkinsDefaultPainters, dxSkinValentine,
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dxSkinVS2010, dxSkinWhiteprint, dxSkinXmas2008Blue;
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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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PicSvr:string; //#IP地址#//
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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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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_TradeManage = 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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Timer_link: TTimer;
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procedure DataModuleDestroy(Sender: TObject);
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procedure DataModuleCreate(Sender: TObject);
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procedure Timer_linkTimer(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_TradeManage: TDataLink_TradeManage;
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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_TradeManage.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_TradeManage.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_TradeManage.DataModuleDestroy(Sender: TObject);
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begin
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CriticalSection.Free;
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DataLink_TradeManage:=nil;
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end;
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procedure TDataLink_TradeManage.DataModuleCreate(Sender: TObject);
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begin
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CriticalSection:=TCriticalSection.Create;
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end;
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procedure TDataLink_TradeManage.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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end.
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