[AlexSku]

Вот целиком пример:

Код:

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    Bevel1: TBevel;
    StringGrid1: TStringGrid;
    OpenDialog1: TOpenDialog;
    Button1: TButton;
    procedure Button1Click(Sender: TObject);
    procedure StringGrid1DrawCell(Sender: TObject; ACol, ARow: Integer;
      Rect: TRect; State: TGridDrawState);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

uses ShellApi;

procedure TForm1.Button1Click(Sender: TObject);
var
  CurItem: LongInt;
var
  pName: array[0..255] of Char;
  fName: string[13];
  N:     Word;
  IcoH:  hIcon;
begin
  CurItem:= 0;
  with OpenDialog1 do
  begin
    if not Execute then Exit;

    fName:= ExtractFilename(Filename);
    StrPCopy(pName, Filename);
  end;

  N:= 0;
  with StringGrid1 do
  repeat
    IcoH:= ExtractIcon(hInstance, pName, N);
    if IcoH <= 1 then Break;

    Col:= CurItem mod ColCount;
    if (CurItem div ColCount) >= RowCount then
      RowCount:= RowCount + 1;
    Row:= CurItem div ColCount;
    Cells[Col, Row]:= fName + ' #' + IntToStr(N);
    Objects[Col, Row]:= TIcon.Create;
    with Objects[Col, Row] as TIcon do Handle:= IcoH;
    CurItem:= CurItem + 1;
    N:= N + 1;
  until false;
end;

procedure TForm1.StringGrid1DrawCell(Sender: TObject; ACol, ARow: Integer;
  Rect: TRect; State: TGridDrawState);
begin
  if StringGrid1.Objects[ACol, ARow] is TIcon then
    StringGrid1.Canvas.Draw(
      Rect.Left + 56, Rect.Top + 24, TIcon(StringGrid1.Objects[ACol, ARow]));
end;

end.

Unit1.dfm:

Код:

object Form1: TForm1
  Left = 256
  Top = 106
  BorderStyle = bsSingle
  Caption = 'Icon Collector'
  ClientHeight = 251
  ClientWidth = 603
  Color = clBtnFace
  Font.Charset = DEFAULT_CHARSET
  Font.Color = clWindowText
  Font.Height = -11
  Font.Name = 'MS Sans Serif'
  Font.Style = []
  OldCreateOrder = False
  PixelsPerInch = 96
  TextHeight = 13
  object Bevel1: TBevel
    Left = 0
    Top = 0
    Width = 603
    Height = 50
    Align = alTop
    Shape = bsFrame
  end
  object StringGrid1: TStringGrid
    Left = 0
    Top = 50
    Width = 603
    Height = 201
    Align = alClient
    ColCount = 4
    DefaultColWidth = 144
    DefaultRowHeight = 64
    FixedCols = 0
    RowCount = 4
    FixedRows = 0
    Options = [goFixedVertLine, goFixedHorzLine, goVertLine, goHorzLine]
    TabOrder = 0
    OnDrawCell = StringGrid1DrawCell
  end
  object Button1: TButton
    Left = 16
    Top = 12
    Width = 89
    Height = 25
    Caption = '&Gather Icons...'
    Default = True
    TabOrder = 1
    OnClick = Button1Click
  end
  object OpenDialog1: TOpenDialog
    DefaultExt = 'ico'
    Filter = 'All icon files|*.ico;*.exe;*.dll|All files|*.*'
    Options = [ofHideReadOnly, ofFileMustExist, ofEnableSizing]
    Title = 'Open Icon File'
    Left = 208
    Top = 16
  end
end

Можно открыть файл moricons.dll из System32, там куча пиктограмм.