procedure
ListViewItemMoveUpDown(lv: TListView; Item: TListItem; MoveUp, SetFocus:
Boolean);
var
  DestItem:
TListItem;
begin
  if (Item = nil) or
    ((Item.Index - 1 < 0) and MoveUp) or
    ((Item.Index + 1 >= lv.Items.Count) and
(not MoveUp))
    then
Exit;
  lv.Items.BeginUpdate;
  try
    if MoveUp then
      DestItem
:= lv.Items.Insert(Item.Index - 1)
    else
      DestItem
:= lv.Items.Insert(Item.Index + 2);
    DestItem.Assign(Item);
    lv.Selected
:=
DestItem;
    Item.Free;
  finally
    lv.Items.EndUpdate;
  end;
  if SetFocus then
lv.SetFocus;
  DestItem.MakeVisible(False);
end;
 
procedure TForm1.Button3Click(Sender:
TObject);
begin
   ListViewItemMoveUpDown(ListView1,
ListView1.Selected, True, True);//ÉÏÒÆ
end;
 
procedure TForm1.Button4Click(Sender:
TObject);
begin
   ListViewItemMoveUpDown(ListView1,
ListView1.Selected, False, True);//ÏÂÒÆ
end;