1using System;
2using System.Collections.Generic;
3using System.Text;
4using System.Windows.Forms;
5using System.Data;
6using System.Drawing;
7using System.ComponentModel;
8
9namespace OtherTools
10{
11    class DataGridViewAddSumRow
12    {
13        private DataGridView dgv = null;
14        private DataTable dt = null;
15        public DataGridViewAddSumRow()
16        {
17        }
18        /**//// <summary>
 19        /// 设置表格的数据源
 20        /// </summary>
 21        public DataTable dataTableName
22        {
23            set
24            {
25                this.dt = value;
26            }
27        }
28        /**//// <summary>
 29        ///传递表格的名称
 30        /// </summary>
 31        public DataGridView DgvName
32        {
33            set
34            {
35                dgv = value;
36            }
37        }
38        /**//// <summary>
 39        /// 开始添加合计行
 40        /// </summary>
 41        public void begin()
42        {
43            initDgv();
44        }
45        private void initDgv()
46        {
47            if (dgv != null)
48            {
49
50                this.dgv.DataSourceChanged += new EventHandler(dataGridView_DataSourceChanged);
51                this.dgv.ColumnHeaderMouseClick += new DataGridViewCellMouseEventHandler(dataGridView_ColumnHeaderMouseClick);
52                this.dgv.CellValueChanged += new DataGridViewCellEventHandler(dataGridView_CellValueChanged);
53                this.dgv.AllowUserToAddRows = false;
54                dgv.DataSource = dt;
55            }
56        }
57        /**//// <summary>
 58        /// 计算合计算
 59        /// </summary>
 60        /// <param name="dgv">要计算的DataGridView</param>