private void button3_Click(object sender, EventArgs e)
        {
            AdmPro ac = new AdmPro();

            if (dgv.SelectedRows.Count > 0)
            {
                ac.txtid.Text         = dgv.CurrentRow.Cells[1].Value.ToString();
                ac.txtcodigo.Text     = dgv.CurrentRow.Cells[2].Value.ToString();
                ac.txtdescripc.Text   = dgv.CurrentRow.Cells[3].Value.ToString();
                ac.txtexistencia.Text = dgv.CurrentRow.Cells[4].Value.ToString();
                ac.txtcatiui.Text     = dgv.CurrentRow.Cells[5].Value.ToString();
                ac.combouni.Text      = dgv.CurrentRow.Cells[6].Value.ToString();
                ac.txtbodega.Text     = dgv.CurrentRow.Cells[7].Value.ToString();
                ac.txtlote.Text       = dgv.CurrentRow.Cells[8].Value.ToString();
                ac.txtprecon.Text     = dgv.CurrentRow.Cells[9].Value.ToString();

                ac.date12.Text   = dgv.CurrentRow.Cells[10].Value.ToString();
                ac.txtmarca.Text = dgv.CurrentRow.Cells[11].Value.ToString();



                ac.MdiParent = MdiParent;
                ac.Show();
                this.Close();
            }
            else
            {
                MessageBox.Show("Debe de Seleccionar una Fila", "Atencion!!!", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }
        private void button1_Click(object sender, EventArgs e)
        {
            AdmPro pro = new AdmPro();

            pro.MdiParent = this;
            pro.Show();
        }