C# 在office2007 gridview导出到excel

浪费了一个多小时来做个工作 现在把过程整理一下 大家以后遇到就不用麻烦了

我过一会把源代码整理一份发到我的共享里边 有用的自己去找吧 不要分的 还是要一分吧

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using Excel = Microsoft.Office.Interop.Excel;
using System.Data.SqlClient;

namespace DataToExcel
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
class ExportExcel
{
/// <summary>
/// 将DataGridView中的数据导出到Excel中，并加载显示出来(无加载模板)
/// 只用于一般的导出Excel
/// </summary>
/// <param name="caption">要显示的页头</param>
/// <param name="date">打印日期</param>
/// <param name="dgv">要进行导出的DataGridView</param>
public void ExportToExcel(string caption, string date, DataGridView dgv)
{
//DataGridView可见列数
int visiblecolumncount = 0;
for (int i = 0; i < dgv.Columns.Count; i++)
{
if (dgv.Columns[i].Visible == true && (dgv.Columns[i] is DataGridViewTextBoxColumn))
{
visiblecolumncount++;
}
}

try
{
//当前操作列的索引
int currentcolumnindex = 1;
//当前操作行的索引
Microsoft.Office.Interop.Excel.ApplicationClass Mylxls = new Excel.ApplicationClass();
Mylxls.Application.Workbooks.Add(true);
//Mylxls.Cells.Font.Size = 10.5;   //设置默认字体大小
//设置标头
Mylxls.Caption = caption;
//显示表头
Mylxls.Cells[1, 1] = caption;
//显示时间
Mylxls.Cells[2, 1] = date;
for (int i = 0; i < dgv.Columns.Count; i++)
{
if (dgv.Columns[i].Visible == true && (dgv.Columns[i] is DataGridViewTextBoxColumn))   //如果显示
{
Mylxls.Cells[3, currentcolumnindex] = dgv.Columns[i].HeaderText;
Mylxls.get_Range(Mylxls.Cells[3, currentcolumnindex], Mylxls.Cells[3, currentcolumnindex]).Cells.Borders.LineStyle = 1; //设置边框
Mylxls.get_Range(Mylxls.Cells[3, currentcolumnindex], Mylxls.Cells[3, currentcolumnindex]).ColumnWidth = dgv.Columns[i].Width / 8;
//Mylxls.get_Range(Mylxls.Cells[3, currentcolumnindex], Mylxls.Cells[3, currentcolumnindex]).Font.Bold = true; //粗体
//Mylxls.get_Range(Mylxls.Cells[3, currentcolumnindex], Mylxls.Cells[3, currentcolumnindex]).HorizontalAlignment = Excel.XlHAlign.xlHAlignCenter; //居中显示
currentcolumnindex++;
}
}
Mylxls.get_Range(Mylxls.Cells[1, 1], Mylxls.Cells[1, visiblecolumncount]).MergeCells = true; //合并单元格
Mylxls.get_Range(Mylxls.Cells[1, 1], Mylxls.Cells[1, 1]).RowHeight = 30;   //行高
//Mylxls.get_Range(Mylxls.Cells[1, 1], Mylxls.Cells[1, 1]).Font.Name = "黑体";
//Mylxls.get_Range(Mylxls.Cells[1, 1], Mylxls.Cells[1, 1]).Font.Size = 14;   //字体大小
Mylxls.get_Range(Mylxls.Cells[1, 1], Mylxls.Cells[1, visiblecolumncount]).HorizontalAlignment = Excel.XlHAlign.xlHAlignCenter; //居中显示
Mylxls.get_Range(Mylxls.Cells[2, 1], Mylxls.Cells[2, 2]).MergeCells = true; //合并
Mylxls.get_Range(Mylxls.Cells[2, 1], Mylxls.Cells[2, 2]).HorizontalAlignment = Excel.XlHAlign.xlHAlignLeft; //左边显示
//Mylxls.get_Range(Mylxls.Cells[1, 2], Mylxls.Cells[1, 2]).ColumnWidth = 12;  //列宽度

object[,] dataArray = new object[dgv.Rows.Count, visiblecolumncount];

//当前操作列的索引
//int currentcolumnindex = 1;
//当前操作行的索引
for (int i = 0; i < dgv.Rows.Count; i++)   //循环填充数据
{
currentcolumnindex = 1;
for (int j = 0; j < dgv.Columns.Count; j++)
{
if (dgv.Columns[j].Visible == true && (dgv.Columns[j] is DataGridViewTextBoxColumn))
{
if (dgv[j, i].Value != null)  //如果单元格内容不为空
{
dataArray[i, currentcolumnindex - 1] = dgv[j, i].Value.ToString();
}
currentcolumnindex++;
}
}
}
Mylxls.get_Range(Mylxls.Cells[4, 1], Mylxls.Cells[dgv.Rows.Count + 3, visiblecolumncount]).Value2 = dataArray; //设置边框
Mylxls.get_Range(Mylxls.Cells[4, 1], Mylxls.Cells[dgv.Rows.Count + 3, visiblecolumncount]).Cells.Borders.LineStyle = 1; //设置边框
Mylxls.Visible = true;

}
catch
{
MessageBox.Show("信息导出失败，请确认你的机器上装有Microsoft Office Excel 2003！", "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
finally
{

}
}
}

private void Form1_Load(object sender, EventArgs e)
{
//select v.sell_user_manager_name as 管理单位,v.sell_user_area_name as 地区,v.sell_user_name as 销售用户名,v.sell_station_name as 场站名,v.sell_user_name_line as 管道用户名,isnull(s.press_avg,0) as 平均压力,isnull(s.sell_day_data,0) as 日实际供气量,isnull(s.sell_month_data,0) as 月累计供气量,isnull(s.sell_year_data,0) as 年累计供气量 ,isnull(s.sell_data_get_type,'手工录入') as 数据采集方式,s.condition as 计量状态,s.remarks as 备注 from sell_user_info_detail_view v left join sell_data s on v.sell_line_id =s.sell_line_id_d and datediff(dd,s.sell_date_time_Start,getdate())=1 order by v.sell_user_manager_name";
SqlConnection conn = new SqlConnection();
conn.ConnectionString = "server=10.18.2.87,81;database=Natural_Gas_Monitor;user id =xnyqfgs;password=xnyqfgs";
try
{
conn.Open();
SqlCommand cmd = new SqlCommand();
cmd.Connection = conn;
cmd.CommandText = "select v.sell_user_manager_name as 管理单位,v.sell_user_area_name as 地区,v.sell_user_name as 销售用户名,v.sell_station_name as 场站名,v.sell_user_name_line as 管道用户名,isnull(s.press_avg,0) as 平均压力,isnull(s.sell_day_data,0) as 日实际供气量,isnull(s.sell_month_data,0) as 月累计供气量,isnull(s.sell_year_data,0) as 年累计供气量 ,isnull(s.sell_data_get_type,'手工录入') as 数据采集方式,s.condition as 计量状态,s.remarks as 备注 from sell_user_info_detail_view v left join sell_data s on v.sell_line_id =s.sell_line_id_d and datediff(dd,s.sell_date_time_Start,getdate())=1 order by v.sell_user_manager_name";
SqlDataAdapter sda = new SqlDataAdapter(cmd);
DataSet ds = new System.Data.DataSet();
sda.Fill(ds);
this.dataGridView1.DataSource = ds.Tables[0];

}
catch (Exception ex)
{

Console.WriteLine(ex.Message);
}
finally
{
conn.Close();
}

}

private void button1_Click(object sender, EventArgs e)
{
ExportExcel ee = new ExportExcel();

ee.ExportToExcel("数据导出",DateTime.Now.ToString("yyyy-MM-dd"),this.dataGridView1);
}
}
}

还有一个问题需要补充一下 在office 2007下可能会有

using Excel = Microsoft.Office.Interop.Excel; 使用问题

这个时候需要在vs下更改excel的属性  把可交互性改成false