private void MakePager_BigData()

        {

            try

            {

                var itemCount = new List<int>();//數據源總共多少數據的整形鏈表

                int pageCount = IDList.Count / dataGridPageSize; //計算出總共多少頁

                //

                for (int i = 0; i < pageCount; i++)

                {

                    itemCount.Add(i);

                }

                PagedCollectionView pcv = new PagedCollectionView(itemCount);//創建PagedCollectionView

                if (pcv != null)

                {

                    pcv.PageSize = 1;//設置PagedCollectionView的每頁顯示1條數據（虛擬對應的，為了和datagrid對應）

                    dataPager1.PageSize = 1;//設置dataPager每頁顯示1條數據（虛擬對應的，為了和datagrid對應）

                    this.dataPager1.Source = pcv;//設置dataPager的數據源

                }

            }

            catch (Exception ex) { MessageBox.Show(ex.Message + ex.StackTrace); }

        }

//根據頁索引動態綁定數據源

   private void dataPager1_PageIndexChanged(object sender, EventArgs e)

        {

            int curPageIdx = dataPager1.PageIndex;

            int skipData = curPageIdx * dataGridPageSize;

            List<IDData> curBindingDataSource = ((from p in IDList select p).Skip(skipData).Take(dataGridPageSize)).ToList();

            dataGrid1.ItemsSource = curBindingDataSource;

        }