📄 kqdayunit.pas
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unit KqDayUnit;
interface
uses
Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
StdCtrls, Buttons, ComCtrls, ExtCtrls;
type
TKqDay = class(TForm)
Label1: TLabel;
Edit1: TEdit;
BitBtn1: TBitBtn;
BitBtn2: TBitBtn;
Label2: TLabel;
Edit2: TEdit;
UpDown1: TUpDown;
Rg: TRadioGroup;
Bevel1: TBevel;
Rg2: TRadioGroup;
Rg3: TRadioGroup;
procedure FormShow(Sender: TObject);
procedure FormCloseQuery(Sender: TObject; var CanClose: Boolean);
procedure FormKeyPress(Sender: TObject; var Key: Char);
private
{ Private declarations }
public
{ Public declarations }
end;
var
KqDay: TKqDay;
implementation
{$R *.DFM}
procedure TKqDay.FormShow(Sender: TObject);
begin
edit2.Text:='100';
edit1.SetFocus;
edit1.Text:='0';
edit1.SelectAll;
end;
procedure TKqDay.FormCloseQuery(Sender: TObject; var CanClose: Boolean);
var info:string;
begin
info:='计时天数不能为空或者大于31天';
if (length(edit1.text)=0) or (length(edit1.text)>2) or (strtoint(edit1.text)>31) then
begin
application.messagebox(pchar(info),'消息框',mb_ok+mb_iconstop);
canclose:=false;
end;
end;
procedure TKqDay.FormKeyPress(Sender: TObject; var Key: Char);
begin
if Key = #27 then Close;
end;
end.
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