RTFormwork/项目代码/RTBasicsV1/T05贸易门市管理/U_DataLink.pas
2024-07-29 13:06:23 +08:00

144 lines
4.4 KiB
ObjectPascal

unit U_DataLink;
interface
uses
SysUtils, Classes, DB, ADODB, ImgList, Controls, cxStyles, cxLookAndFeels,
Windows, Messages, forms, OleCtnrs, DateUtils, ExtCtrls, SyncObjs, cxClasses,
dxSkinsCore, dxSkinsDefaultPainters, System.ImageList, dxSkinBasic,
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, dxSkinOffice2016Colorful,
dxSkinOffice2016Dark, dxSkinOffice2019Black, dxSkinOffice2019Colorful,
dxSkinOffice2019DarkGray, dxSkinOffice2019White, dxSkinPumpkin, dxSkinSeven,
dxSkinSevenClassic, dxSkinSharp, dxSkinSharpPlus, dxSkinSilver,
dxSkinSpringtime, dxSkinStardust, dxSkinSummer2008, dxSkinTheAsphaltWorld,
dxSkinTheBezier, dxSkinValentine, dxSkinVisualStudio2013Blue,
dxSkinVisualStudio2013Dark, dxSkinVisualStudio2013Light, dxSkinVS2010,
dxSkinWhiteprint, dxSkinWXI, dxSkinXmas2008Blue;
type
TMyThread = class(TThread)
protected
procedure Execute; override;
end;
var
DConString: string; {全局连接字符串}
server, dtbase, user, pswd: string; {数据库连接参数}
DCurHandle: hwnd; //当前窗体句柄
DName: string; //#用户名#//
DCode: string; //#用户编号#//
Ddatabase: string; //#数据库名称#//
DTitCaption: string; //#主窗体名称#//
PicSvr: string;
fDllFileName: string;
DParameters1, DParameters2, DParameters3, DParameters4, DParameters5: string; // 外部参数;
DParameters6, DParameters7, DParameters8, DParameters9, DParameters10: string; //外部参数;
OldDllApp: Tapplication; //保存原有句柄
NewDllApp: Tapplication; //当前句柄
MainApplication: Tapplication;
DFormCode: integer; //当前窗口号
IsDelphiLanguage: integer;
DServerDate: TdateTime; //服务器时间
DCompany: string; //公司
IpCall: Integer;
IpWLDZStr: string;
UserDataFlag: string;
type
TDataLink_TradeMarket = 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;
Timer_link: TTimer;
ImageList_new32: TImageList;
procedure DataModuleDestroy(Sender: TObject);
procedure Timer_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_TradeMarket: TDataLink_TradeMarket;
CriticalSection: TCriticalSection; {声明临界}
implementation
{$R *.dfm}
procedure TMyThread.Execute;
begin
FreeOnTerminate := True;
CriticalSection.Enter;
try
with DataLink_TradeMarket.AdoDataLink do
begin
close;
sql.Clear;
sql.Add('select getdate()');
open;
end;
except
try
with DataLink_TradeMarket.ADOLink do
begin
Connected := false;
ConnectionString := DConString;
LoginPrompt := false;
Connected := true;
end;
except
end;
end;
CriticalSection.Leave;
end;
procedure TDataLink_TradeMarket.DataModuleDestroy(Sender: TObject);
begin
CriticalSection.Free;
DataLink_TradeMarket := nil;
end;
procedure TDataLink_TradeMarket.Timer_linkTimer(Sender: TObject);
begin
TMyThread.Create(False);
end;
procedure TDataLink_TradeMarket.DataModuleCreate(Sender: TObject);
begin
CriticalSection := TCriticalSection.Create;
end;
end.