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Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, Dialogs, StdCtrls; type TForm2 = class(TForm) Button1: TButton; procedure aa(var msg:twmnchittest);message wm_nchittest; //消息处理过程序声明 private { Private declarations } public { Public declarations } end; var Form2: TForm2; implementation {$R *.dfm} procedure tform2.aa(var msg:twmnchittest); begin inherited; defaulthandler(msg); if msg.Result=htclient then msg.Result:=htcaption; end; end. |
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