inputhao.pas

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unit inputhao;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, Buttons;

type
  TFrminputhao = class(TForm)
    Label1: TLabel;
    Edit1: TEdit;
    SpeedButton1: TSpeedButton;
    SpeedButton2: TSpeedButton;
    procedure SpeedButton1Click(Sender: TObject);
    procedure SpeedButton2Click(Sender: TObject);
    procedure Edit1KeyPress(Sender: TObject; var Key: Char);
    procedure FormShow(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
    deskid:integer;
  end;

var
  Frminputhao: TFrminputhao;

implementation

{$R *.dfm}

procedure TFrminputhao.SpeedButton1Click(Sender: TObject);
begin
if trim(edit1.Text)<>'' then
  begin
    deskid:=strtoint(edit1.Text);
    self.Close;
  end;
end;

procedure TFrminputhao.SpeedButton2Click(Sender: TObject);
begin
  self.Close;
end;

procedure TFrminputhao.Edit1KeyPress(Sender: TObject; var Key: Char);
begin
if not (key in ['0'..'9', #8, #13]) then
    begin
     key := #0;
    end;
  if key=#13 then
    begin
     if trim(edit1.Text)<>'' then
       begin
        deskid:=strtoint(edit1.Text);
        self.Close;
       end;
    end;
end;

procedure TFrminputhao.FormShow(Sender: TObject);
begin
  edit1.Text:='';
  deskid:=0;
end;

end.