摘要： unitUnit1;interfaceusesWindows,Messages,SysUtils,Variants,Classes,Graphics,Controls,Forms,Dialogs,ComCtrls,StdCtrls,IdComponent,IdTCPConnection,IdTCPClient,IdHTTP,IdBaseComponent,IdAntiFreezeBase,IdAntiFreeze,IdThreadComponent,IdFTP,IdException;typeMyException1=class(exception)//自定义的异常类 end;typeTThr 阅读全文