
10.04.2011, 14:49
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Новичок
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Регистрация: 19.11.2009
Сообщения: 70
Репутация: 10
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Код:
unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, Wininet, StdCtrls;
type
TForm1 = class(TForm)
Button1: TButton;
procedure Button1Click(Sender: TObject);
procedure FormCreate(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
Form1: TForm1;
FileOnNet, LocalFileName: string;
implementation
{$R *.dfm}
function GetInetFile(const fileURL, FileName: String): boolean;
const BufferSize = 1024;
var hSession, hURL: HInternet;
Buffer: array[1..BufferSize] of Byte;
BufferLen: DWORD;
f: File;
sAppName: string;
begin
Result:=False;
sAppName := ExtractFileName(Application.ExeName);
hSession := InternetOpen(PChar(sAppName), INTERNET_OPEN_TYPE_PRECONFIG,
nil, nil, 0);
try
hURL := InternetOpenURL(hSession,
PChar(fileURL),nil,0,0,0);
try
AssignFile(f, FileName);
Rewrite(f,1);
repeat
InternetReadFile(hURL, @Buffer, SizeOf(Buffer), BufferLen);
BlockWrite(f, Buffer, BufferLen)
until BufferLen = 0;
CloseFile(f);
Result:=True;
finally
InternetCloseHandle(hURL)
end
finally
InternetCloseHandle(hSession)
end
end;
procedure TForm1.Button1Click(Sender: TObject);
begin
FileOnNet:='http://fiddler-company.narod2.ru/skachat/Install_FIDDLER_system_v9.7.56.zip';
LocalFileName:='Project11.exe';
if GetInetFile(FileOnNet,LocalFileName)=True then
ShowMessage('Download successful')
else
ShowMessage('Error in file download');
close;
end;
procedure TForm1.FormCreate(Sender: TObject);
begin
button1.Click;
end;
end.
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