[code delphi]
unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, ExtCtrls;
type
TForm1 = class(TForm)
Edit1: TEdit;
Timer1: TTimer;
Timer2: TTimer;
Edit2: TEdit;
Label1: TLabel;
Label2: TLabel;
procedure FormActivate(Sender: TObject);
function GetFileSize(FileName: string): dword;
procedure FormCreate(Sender: TObject);
procedure Timer1Timer(Sender: TObject);
procedure Timer2Timer(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
Form1: TForm1;
first: bool;
pk: integer;
aFile: TextFile;
cx: string;
implementation
{$R *.dfm}
function Tform1.GetFileSize(FileName: string): dword;
const
c: array [0..11] of char = ('c',':','\','t','e','s','t','.','t','x','t',#00);
var
i: integer;
// c: array [0..MAX_PATH] of char;
f:TWIN32FINDDATA;
h:THANDLE;
{TWin32FindDataA = record
dwFileAttributes: DWORD; // 檔案屬性
ftCreationTime: TFileTime; // 檔案建立時間
ftLastAccessTime: TFileTime; // 檔案最後存取時間
ftLastWriteTime: TFileTime; // 檔案最後寫入時間
nFilesSizeHigh: DWORD; // 檔案大小（高位元組部分）
nFilesSizeLow: DWORD; // 檔案大小（低位元組部分）
dwReserved0:DWORD;
dwReserved1:DWORD;
cFileName: array[0..MAX_PATH-1] of AnsiChar; // 檔案名稱字串
cAlternateFileName: array[0..13] of AnsiChar; // 短檔名
end;
TWin32FindData = Twin32FindDataA;
f:TWIN32FINDDATA;
h:THANDLE; }
begin
h := FindFirstFile(c, f);
if (h <> INVALID_HANDLE_VALUE) then begin
// Result := f.nFileSizeHigh*(4294967295 div 1024) f.nFileSizeLow div 1024;
Result := f.nFileSizeHigh*(4294967295 div 1024) f.nFileSizeLow div 1024;
end else begin
Result := 0;
end;
end;

procedure TForm1.FormActivate(Sender: TObject);
begin
edit1.Text := IntToStr(GetFileSize('c:\test.tmp'));
end;
procedure TForm1.FormCreate(Sender: TObject);
begin
AssignFile(aFile,'c:\test.txt');
Rewrite(aFile);
cx := '1234567890abcdefghijklmnopqrstuvwxyz';
pk := 0;
end;
procedure TForm1.Timer1Timer(Sender: TObject);
var
// aFile: TextFile;
// i, NumRead, NumWritten: integer;
// buf: array[1.. 2048] of char;
str: string;
begin
pk := pk 1;
edit1.Text := IntToStr(pk);
str := IntToStr(pk) cx;
WriteLn(aFile,str);
end;
procedure TForm1.Timer2Timer(Sender: TObject);
begin
edit2.Text := IntToStr(GetFileSize('c:\test.txt'));
end;
end.
[/code]

------
Ampelos

編輯記錄