jcrsu.pas

来自「日昌餐饮管理系统是用Delphi7+SQL写的管理系统」· PAS 代码 · 共 46 行

unit jcrsU;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, ComCtrls, StdCtrls, Spin, ExtCtrls;

type
  TjcrsForm = class(TForm)
    Label1: TLabel;
    Edit1: TEdit;
    Label2: TLabel;
    Edit2: TEdit;
    SpinButton1: TSpinButton;
    Button1: TButton;
    Bevel1: TBevel;
    procedure SpinButton1DownClick(Sender: TObject);
    procedure SpinButton1UpClick(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  jcrsForm: TjcrsForm;

implementation

{$R *.dfm}

procedure TjcrsForm.SpinButton1DownClick(Sender: TObject);
begin
     if strtoint(edit2.Text)>1 then
     edit2.Text:=inttostr(strtoint(edit2.Text)-1)
     else edit2.Text:='0';
end;

procedure TjcrsForm.SpinButton1UpClick(Sender: TObject);
begin
     edit2.Text:=inttostr(strtoint(edit2.Text)+1);
end;

end.