private void dgv_pickUpAddress_EditingControlShowing(object sender, DataGridViewEditingControlShowingEventArgs e)
        {
            e.Control.TextChanged += new EventHandler(SearchAddress);
            e.Control.PreviewKeyDown -= new PreviewKeyDownEventHandler(Control_PreviewKeyDown);
            e.Control.PreviewKeyDown += new PreviewKeyDownEventHandler(Control_PreviewKeyDown);
            e.Control.KeyUp += new KeyEventHandler(DataGridView_KeyDown);
            
            
        }

        void Control_PreviewKeyDown(object sender, PreviewKeyDownEventArgs e)
        {
            Console.WriteLine(e.KeyCode.ToString() + ": " + e.IsInputKey.ToString());
            switch (e.KeyCode)
            {
                case Keys.Down:
                    e.IsInputKey = true;
                    break;
            }
        }

        void DataGridView_KeyDown(object sender, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.Down)
            {
                this.searchResultList.SelectNextRow();
            }
            else if (e.KeyCode == Keys.Up)
            {
                this.searchResultList.SelectPreviousRow();
            }
            else if (e.KeyCode == Keys.Enter)
            {

            }
        }

private void OfficeNew0_ParentChanged(object sender, EventArgs e)
{
	Form form = this.dgv_pickUpAddress.FindForm();
	form.KeyPreview = true;
	form.KeyDown += new KeyEventHandler(form_KeyDown);
	form.PreviewKeyDown += new PreviewKeyDownEventHandler(form_PreviewKeyDown);
}

void form_PreviewKeyDown(object sender, PreviewKeyDownEventArgs e)
{
	Console.WriteLine("form_PreviewKeyDown: " + sender.ToString() + " " + e.KeyCode.ToString());
}

void form_KeyDown(object sender, KeyEventArgs e)
{
	Console.WriteLine(sender.ToString() + " " + e.KeyCode.ToString());
	
}

e.Control.KeyUp +=new KeyEventHandler(DataGridView_KeyDown);