[Tonyy]

процесс не может получить доступ к файлу. файл занят другим процессом. в чем ошибка? я же, вроде, освободил файлы, подскажите пожалуйста.

Код:

 
unit USGDMG;

interface

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

type
  TForm1 = class(TForm)
    StatusBar1: TStatusBar;
    Open1: TOpenDialog;
    LV1: TListView;
    Panel1: TPanel;
    SpeedButton1: TSpeedButton;
    ShellTreeView1: TShellTreeView;
    copy: TButton;
    Label1: TLabel;
    procedure SpeedButton1Click(Sender: TObject);
    procedure LV1ColumnClick(Sender: TObject; Column: TListColumn);
    procedure LV1Compare(Sender: TObject; Item1, Item2: TListItem;
      Data: Integer; var Compare: Integer);
    procedure copyClick(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;
  numCol:integer;

implementation

{$R *.dfm}



procedure TForm1.SpeedButton1Click(Sender: TObject);
var
list:TListItem;
Npk,Npr:array[0..4] of byte;
Npktr,Nprtr:real;
f:TFileStream;
i:integer;

begin

if open1.Execute then  begin


  for i:=0 to open1.Files.Count-1 do begin
  f:=TFileStream.Create(open1.Files[i],fmOpenRead);
  f.Seek(67,sofromBeginning);
  f.Read(Npr,sizeof(npr));
  f.Seek(72,sofromBeginning);
  f.Read(Npk,sizeof(npk));

  Nprtr:=Npr[0]*256*256+Npr[1]*256+Npr[2];
  Nprtr:=Nprtr+Npr[3]/256+Npr[4]/256/256;

  Npktr:=Npk[0]*256*256+Npk[1]*256+Npk[2];
  Npktr:=Npktr+Npk[3]/256+Npk[4]/256/256;
  list:= lv1.Items.Add;
  list.Caption:=extractfileName(open1.Files[i]);
  list.SubItems.add(floattostr(Nprtr));
  list.SubItems.Add(floattostr(Npktr));
  list.SubItems.Add(extractfiledir(open1.Files[i]));


end;
f.Free;
end else exit;

end;

procedure TForm1.LV1ColumnClick(Sender: TObject; Column: TListColumn);
begin
numCol:=column.Index;
(Sender as TCustomListView).AlphaSort;
end;

procedure TForm1.LV1Compare(Sender: TObject; Item1, Item2: TListItem;
  Data: Integer; var Compare: Integer);
var
ix: Integer;
begin
if numCol = 0 then
Compare := CompareText(Item1.Caption,Item2.Caption)
else begin
ix := numCol - 1;
Compare := CompareText(Item1.SubItems[ix],Item2.SubItems[ix]);
end;

end;


procedure TForm1.copyClick(Sender: TObject);
var
from,tofile:string;
i:integer;
begin
i := LV1.Selected.Index;

for i:=i to i+LV1.SelCount-1 do begin

from:=lv1.Items.Item[i].SubItems.strings[2]+'\'+lv1.Items.Item[i].caption;
tofile:=shelltreeview1.Path+'\'+lv1.Items.Item[i].caption;
if copyfile(Pchar(from),Pchar(tofile),false)
then ShowMessage('Ôàéë óñïåøíî ñêîïèðîâàí!')

else ShowMessage('Íåóäà÷à!'+IntToStr(GetLastError));

end;
showmessage('Êîïèðîâàíèå çàâåðøåíî');
end;

end.