Сохранение и чтение TStringGrid

procedure SaveGrid;
var
  f: textfile;
  x, y: integer;
begin
  assignfile(f, 'Filename');
  rewrite(f);
  writeln(f, stringgrid.colcount);
  writeln(f, stringgrid.rowcount);
  for X := 0 to stringgrid.colcount - 1 do
    for y := 0 to stringgrid.rowcount - 1 do
      writeln(F, stringgrid.cells[x, y]);
  closefile(f);
end;

procedure LoadGrid;
var
  f: textfile;
  temp, x, y: integer;
  tempstr: string;
begin
  assignfile(f, 'Filename');
  reset(f);
  readln(f, temp);
  stringgrid.colcount := temp;
  readln(f, temp);
  stringgrid.rowcount := temp;
  for X := 0 to stringgrid.colcount - 1 do
    for y := 0 to stringgrid.rowcount - 1 do
    begin
      readln(F, tempstr);
      stringgrid.cells[x, y] := tempstr;
    end;
  closefile(f);
end;