procedure TForm1.BtnShowFormatsClick(Sender: TObject);
var
  buf: array[0..60] of Char;
  n: Integer;
  fmt: Word;
  name: string[30];
begin
  MemFormats.Clear;
  for n := 0 to Clipboard.FormatCount - 1 do
  begin
    fmt := Clipboard.Formats[n];
    if GetclipboardFormatName(fmt, buf, Pred(Sizeof(buf))) <> 0 then
      MemFormats.Lines.Add(StrPas(buf))
    else
    begin
      case fmt of
        1: name := 'CF_TEXT';
        2: name := 'CF_BITMAP';
        3: name := 'CF_METAFILEPICT';
        4: name := 'CF_SYLK';
        5: name := 'CF_DIF';
        6: name := 'CF_TIFF';
        7: name := 'CF_OEMTEXT';
        8: name := 'CF_DIB';
        9: name := 'CF_PALETTE';
        10: name := 'CF_PENDATA';
        11: name := 'CF_RIFF';
        12: name := 'CF_WAVE';
        13: name := 'CF_UNICODETEXT';
        14: name := 'CF_ENHMETAFILE';
        15: name := 'CF_HDROP (Win 95)';
        16: name := 'CF_LOCALE (Win 95)';
        17: name := 'CF_MAX (Win 95)';
        $0080: name := 'CF_OWNERDISPLAY';
        $0081: name := 'CF_DSPTEXT';
        $0082: name := 'CF_DSPBITMAP';
        $0083: name := 'CF_DSPMETAFILEPICT';
        $008E: name := 'CF_DSPENHMETAFILE';
        $0200..$02FF: name := 'частный формат';
        $0300..$03FF: name := 'Объект GDI';
      else
        name := 'неизвестный формат';
      end;
      MemFormats.Lines.Add(name);
    end;
  end;
end;