摘要： 问题来源: http://www.cnblogs.com/del/archive/2008/12/11/1091310.html#1398793 本例效果图(这个例子还有问题, 拖动和移动的距离单位不一样): 代码文件: unit Unit1; interface uses Windows, Messages, SysUtils, Variants, Classes, Graphi... 阅读全文

摘要： uses ComObj, ActiveX; procedure TForm1.Button1Click(Sender: TObject); var Guid: TGUID; str: string; begin CoCreateGuid(Guid); str := GUIDToString(Guid); Memo1.Lines.Add(str); end; proce... 阅读全文

摘要： 问题来源: http://www.cnblogs.com/del/archive/2008/12/10/1345752.html#1397451 unit Unit1; interface uses Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, Dialogs, StdCtrls... 阅读全文