ListView与DataTable传递数据

转载自：http://blog.sina.com.cn/s/blog_4b3485000100prhl.html

代码：

using System;
using System.Collections.Generic;
using System.Text;
using System.Data;
using System.Windows.Forms;

namespace DesignPatternTest
{
    class ListViewFill
    {
        /// <summary>
        /// 为ListView绑定DataTable数据项
        /// </summary>
        /// <param name="dt">DataTable</param>
        /// <param name="lv">ListView控件</param>
        static public void dataTableToListview(DataTable dt, ListView lv)
        {
            if (dt != null)
            {
                lv.View = View.Details;
                lv.GridLines = true;//显示网格线
                lv.Items.Clear();//所有的项
                lv.Columns.Clear();//标题
                for (int i = 0; i < dt.Columns.Count; i++)
                {
                    lv.Columns.Add(dt.Columns[i].Caption.ToString());//增加标题
                }
                for (int i = 0; i < dt.Rows.Count; i++)
                {
                    ListViewItem lvi = new ListViewItem(dt.Rows[i][0].ToString());
                    for (int j = 0; j < dt.Columns.Count; j++)
                    {
                        // lvi.ImageIndex = 0;
                        lvi.SubItems.Add(dt.Rows[i][j].ToString());
                    }
                    lv.Items.Add(lvi);
                }
                lv.AutoResizeColumns(ColumnHeaderAutoResizeStyle.HeaderSize);//调整列的宽度
            }
        }

        /// <summary>
        /// ListView反向填充DataTable数据项
        /// </summary>
        /// <param name="lv">ListView控件</param>
        /// <param name="dt">DataTable</param>
        static public void listViewToDataTable(ListView lv, DataTable dt)
        {
            DataRow dr;
            dt.Clear();
            dt.Columns.Clear();
            for (int k = 0; k < lv.Columns.Count; k++)
            {
                dt.Columns.Add(lv.Columns[k].Text.Trim().ToString());//生成DataTable列头
            }
            for (int i = 0; i < lv.Items.Count; i++)
            {
                dr = dt.NewRow();
                for (int j = 0; j < lv.Columns.Count; j++)
                {
                    dr[j] = lv.Items[i].SubItems[j].Text.Trim();
                }
                dt.Rows.Add(dr);//每行内容
            }
        }
    }
}