listViewTaskList.Clear();
            DataSet tmpds = new DataSet();
            tmpds = DAL.dataList.GetAutoTaskConfirm(49,7332);

        
            DataView dv = tmpds.Tables[0].DefaultView;
            if(dv.Count>0)
            {
                
                textBoxCaseNumber.Text = dv[0]["caseid"].ToString();
                textBoxAppName.Text = dv[0]["ApplicantName"].ToString();
                textBoxNote.Text = dv[0]["CaseNote"].ToString();
            }

            listViewTaskList.View = View.Details;
            // Allow the user to rearrange columns.
            listViewTaskList.AllowColumnReorder = true;
            // Display check boxes.
            listViewTaskList.CheckBoxes = true;
            // Select the item and subitems when selection is made.
            listViewTaskList.FullRowSelect = true;
            // Display grid lines.
            listViewTaskList.GridLines = true;
            // Sort the items in the list in ascending order.
            listViewTaskList.Sorting = SortOrder.Ascending;

            listViewTaskList.Columns.Add("TaskID", 80, HorizontalAlignment.Left);
            listViewTaskList.Columns.Add("TaskName",150 , HorizontalAlignment.Left);
            listViewTaskList.Columns.Add("Note", 300, HorizontalAlignment.Left);

            foreach (DataRow arow in tmpds.Tables[0].Rows)
            {
                ListViewItem lvitem = new ListViewItem(arow["taskid"].ToString());
                lvitem.Checked=true;
                lvitem.SubItems.Add(arow["TaskName"].ToString());
                lvitem.SubItems.Add(arow["Note"].ToString());
                        
                listViewTaskList.Items.Add(lvitem);
            }
双击
    if(listView1.SelectedItems.Count==1)
            {
                ListView.SelectedListViewItemCollection  selecteditem = listView1.SelectedItems;

                foreach(ListViewItem item in selecteditem)
                {

                    foreach(ListViewItem.ListViewSubItem subitem in item.SubItems )
                    {
                        Activity.AppendText(subitem.Text+"\r\n");
                    
                    }
                }
            }
取出己选
    ListView.CheckedListViewItemCollection chkItm = listView1.CheckedItems;
            
            ListView.SelectedListViewItemCollection  selectedItem = listView1.SelectedItems;
            foreach(ListViewItem item in chkItm)
            {
                    foreach(ListViewItem.ListViewSubItem subitem in item.SubItems )
                    {
                        Activity.AppendText(subitem.Text+"\r\n");
                    
                    }
            }
dataset初始化