using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Text;

using System.Windows.Forms;

using System.IO;

using Excel;

using System.Reflection;

namespace jiangbt

{

public partial class Form1 : Form

{

public Form1()

{

InitializeComponent();

}

//文件夹设置

private void button1_Click(object sender, EventArgs e)

{

FolderBrowserDialog folderBrowserDialog1 = new FolderBrowserDialog();

if (folderBrowserDialog1.ShowDialog() == DialogResult.OK)

{

txtFolderPath.Text = folderBrowserDialog1.SelectedPath;

retrieveFolder();

}

folderBrowserDialog1.Dispose();

}

private void retrieveFolder()

{

string[] filename = Directory.GetFiles(txtFolderPath.Text);

listFiles.Items.Clear();

if (filename != null && filename.Length > 0)

{

for (int i = 0; i < filename.Length; i++)

{

if (filename[i].LastIndexOf(".") > 0)

{

String filetype = filename[i].Substring(filename[i].LastIndexOf(".") + 1);

filetype = filetype.ToLower();

if (filetype.Equals("xls"))

{

listFiles.Items.Add(filename[i]);

}

}

}

progressBar1.Minimum = 0;

progressBar1.Maximum = listFiles.Items.Count;

progressBar1.Value = 0;

}

}

private void btnExtract_Click(object sender, EventArgs e)

{

txtOutput.Text = "";

readExcel();

MessageBox.Show("提取完毕!");

}

private void readExcel()

{

ApplicationClass app = new ApplicationClass();

Workbook book = null;

Worksheet sheet = null;

Range range = null;

try

{

//遍历文件

for (int j = 0; j < listFiles.Items.Count; j++)

{

try

{

app.Visible = false;

app.ScreenUpdating = false;

app.DisplayAlerts = false;

//

string execPath = Path.Combine(txtFolderPath.Text, (String)listFiles.Items[j]);

book = app.Workbooks.Open(execPath, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value, Missing.Value

, Missing.Value, Missing.Value, Missing.Value, Missing.Value

, Missing.Value, Missing.Value, Missing.Value);

int count = book.Worksheets.Count;

string lineinfo = "";

for (int i = 1; i <= count; i++)

{

sheet = (Worksheet)book.Worksheets[i];

range = sheet.get_Range("A4", Missing.Value);

String rangevalue = (String)range.Value2;

rangevalue = rangevalue.Trim();

if ("产品批号".Equals(rangevalue))

{

//读取产品批号

lineinfo = "";

range = sheet.get_Range("B4", Missing.Value);

lineinfo += range.Value2 + "/t";

//产品规格

range = sheet.get_Range("D4", Missing.Value);

lineinfo += range.Value2 + "/t";

//颜色

range = sheet.get_Range("B5", Missing.Value);

lineinfo += range.Value2 + "/t";

//抽样日期

range = sheet.get_Range("B6", Missing.Value);

lineinfo += range.Value2 + "/r/n";

//

txtOutput.Text = txtOutput.Text + lineinfo;

}

}

txtOutput.Text = txtOutput.Text + "/r/n";

//

range = null;

sheet = null;

if (book != null)

book.Close(false, Missing.Value, Missing.Value);

book = null;

}

catch (Exception exp)

{

}

//

progressBar1.Value = j+1;

}

}

catch (Exception e)

{

MessageBox.Show(e.Message);

}

finally

{

range = null;

sheet = null;

if (book != null)

book.Close(false, Missing.Value, Missing.Value);

book = null;

if (app != null)

app.Quit();

app = null;

}

}

}

}