filecopy.pas

一个不错的信息管理系统

unit filecopy;

interface

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

type
  TForm23 = class(TForm)
    Panel1: TPanel;
    Button1: TButton;
    Button2: TButton;
    Label1: TLabel;
    Bevel1: TBevel;
    Edit1: TEdit;
    OpenDialog1: TOpenDialog;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
  private
      pb:TProgressBar;
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form23: TForm23;
   filename:widestring;
  str:widestring;
implementation

uses text;

{$R *.dfm}



procedure TForm23.Button1Click(Sender: TObject);
begin
 form23.Close;
end;

procedure TForm23.Button2Click(Sender: TObject);
 var
      i,stepcount:integer;
begin
 pb:=tprogressbar.Create(form23);
 stepcount:=50000;
 with pb do
 begin
   top:=form23.Panel1 .Top +100;
   left:=form23.Panel1 .Left +20;
   width:= 350;
   height:=30;
  try
  parent:=form23;
  min:=0;
  max:=50000;
  step:=1;
  if opendialog1.Execute then
  begin
  filename:=opendialog1.FileName;
  edit1.text:=filename;
if copyfile(lpctstr(edit1.text),lpctstr('e:\ganbusystem.mdb'),false)then
   begin
     for i:= 1 to stepcount do stepit;
  beep(); beep();beep();beep();beep();beep();
    beep();
     beep();
      beep();
       beep();
       beep();
       beep();
       beep();
       beep();
       beep();
       showmessage('备份完毕！');
       end
   else
     showmessage('备份失败！');
     end;
  finally
      free;
   end;
 end;
end;
end.