Main  :  Frm_MRP_P

Sub   :  Frm_SO_S_Selected

 

 

Frm_SO_S_Selected

    public partial class Frm_SO_S_Selected : Form

    {

        //声明委托

        public delegate void TransfDelegate(DataSet ds);

        //声明事件

        public event TransfDelegate TransfEvent;

        // List

        private void btn_List_Click(object sender, EventArgs e)

        {

                MRP.Frm_MRP_P Frm_MRP_P = new MRP.Frm_MRP_P();

                //Frm_MRP_P.MRP_P_DataSet108 = DataSet2.Copy();

                //触发事件  //此处调用你的取数据的方法，将数据付给ds

                TransfEvent(DataSet2);

                this.Hide();

        }

 

//-----------------------------------

Frm_MRP_P

    public partial class Frm_MRP_P : Form

    {

        // search

        private void btn_search_Click(object sender, EventArgs e)

        {           

            sales.Frm_SO_S_Selected SO_S_Selected = new sales.Frm_SO_S_Selected();

            SO_S_Selected.TransfEvent += new sales.Frm_SO_S_Selected.TransfDelegate(frm_TransfEvent);

            SO_S_Selected.ShowDialog();

        }

        private void frm_TransfEvent(DataSet ds)

        {

            //this.dataGridView1.DataSource = ds.Tables[0]; //此处就是你给DataGridView绑定数据的方法

            if (ds != null)

            {

                dgv_M.DataSource = ds.Tables[0];

            }

            else

            {

                dgv_M.Focus();

            }

        }