在Sql server中存取word文件

时间：2006-05-24 来源：许我一个信仰

在Sql server中存取word文件!- -
Tag： word                                           /*如何把word存入sqlserver数据库,并且读取的时候还是用word读取.
建立table
create table myimages(sno int,imgfield image);
建立c#工程,添加引用(reference->add->brower->office安装文件夹->office11->msword.ole,然后什么都不用问了,等待...,然后拷贝下代码,具体功能见注释*/
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Data.SqlClient;
using System.IO; namespace writeFile
{
///
/// Summary description for Form1.
///
public class Form1 : System.Windows.Forms.Form
{
private System.Windows.Forms.Button button1;
private System.Windows.Forms.TextBox textBox1;
private System.Windows.Forms.Button button2;
private System.Windows.Forms.Button button3;
///
/// Required designer variable.
///
private System.ComponentModel.Container components = null; public Form1()
{
   //
   // Required for Windows Form Designer support
   //
   InitializeComponent();    //
   // TODO: Add any constructor code after InitializeComponent call
   //
} ///
/// Clean up any resources being used.
///
protected override void Dispose( bool disposing )
{
   if( disposing )
   {
    if (components != null)
    {
     components.Dispose();
    }
   }
   base.Dispose( disposing );
} #region Windows Form Designer generated code
///
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
///
private void InitializeComponent()
{
   this.button1 = new System.Windows.Forms.Button();
   this.textBox1 = new System.Windows.Forms.TextBox();
   this.button2 = new System.Windows.Forms.Button();
   this.button3 = new System.Windows.Forms.Button();
   this.SuspendLayout();
   //
   // button1
   //
   this.button1.Location = new System.Drawing.Point(576, 320);
   this.button1.Name = "button1";
   this.button1.Size = new System.Drawing.Size(112, 23);
   this.button1.TabIndex = 0;
   this.button1.Text = "saveFiletoDb";
   this.button1.Click += new System.EventHandler(this.button1_Click);
   //
   // textBox1
   //
   this.textBox1.Location = new System.Drawing.Point(0, 0);
   this.textBox1.Multiline = true;
   this.textBox1.Name = "textBox1";
   this.textBox1.Size = new System.Drawing.Size(568, 424);
   this.textBox1.TabIndex = 1;
   this.textBox1.Text = "textBox1";
   //
   // button2
   //
   this.button2.Location = new System.Drawing.Point(600, 104);
   this.button2.Name = "button2";
   this.button2.TabIndex = 2;
   this.button2.Text = "readWord";
   this.button2.Click += new System.EventHandler(this.button2_Click);
   //
   // button3
   //
   this.button3.Location = new System.Drawing.Point(568, 184);
   this.button3.Name = "button3";
   this.button3.Size = new System.Drawing.Size(112, 23);
   this.button3.TabIndex = 3;
   this.button3.Text = "readFromDb";
   this.button3.Click += new System.EventHandler(this.button3_Click);
   //
   // Form1
   //
   this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
   this.ClientSize = new System.Drawing.Size(712, 429);
   this.Controls.Add(this.button3);
   this.Controls.Add(this.button2);
   this.Controls.Add(this.textBox1);
   this.Controls.Add(this.button1);
   this.Name = "Form1";
   this.Text = "Form1";
   this.Load += new System.EventHandler(this.Form1_Load);
   this.ResumeLayout(false);
}
#endregion ///
/// The main entry point for the application.
///
[STAThread]
static void Main()
{
   Application.Run(new Form1());
} private void button1_Click(object sender, System.EventArgs e)//把word存入sqlserver
{
     DbMana dm=new DbMana();
   SqlConnection con=dm.GetCon();//另外的类,返回sqlserver连接,用的时候要自己建立连接
   SqlDataAdapter comm=new SqlDataAdapter("select * from MyImages",con);
   SqlCommandBuilder scb=new SqlCommandBuilder(comm);//只有这样才能保证dataadapter可以update
   DataSet ds=new DataSet("MyImages");
   comm.Fill(ds,"MyImages");
   comm.MissingSchemaAction=MissingSchemaAction.AddWithKey;
   DataRow newRow;
   newRow=ds.Tables[0].NewRow();
   FileStream fs=new FileStream(@"E:\club.doc",FileMode.Open,FileAccess.Read);
   byte[] data=new byte[fs.Length];
   fs.Read(data,0,Convert.ToInt32(fs.Length));//文件读到byte[]
   fs.Close();
   comm.Fill(ds,"MyImages");
   newRow["id"]=3;
   newRow["description"]="this is a file";
   newRow["imgField"]=data;//insert the binary stream
   ds.Tables["MyImages"].Rows.Add(newRow);
   comm.Update(ds,"MyImages");//update,then the table is update
   con.Close();    /*try
   {
    con.Open();
    ds.Tables[0].Rows[0]["content"]=data;
   }
   catch(Exception ex)
   {
    this.textBox1.Text=ex.ToString();
   }
   finally
   {
    fs.Close();
    con.Close();    }*/
} private void Form1_Load(object sender, System.EventArgs e)
{

} private void button2_Click(object sender, System.EventArgs e)//read the word file
{
      object nothing=System.Reflection.Missing.Value;
     object filename=@"E:\club.doc";
   Word.ApplicationClass ap=new Word.ApplicationClass();
      Word.Document doc=ap.Documents.Open(ref filename,ref nothing,ref nothing,ref nothing,ref nothing,ref nothing,ref nothing,ref nothing,ref nothing,ref nothing,ref nothing,ref nothing,ref nothing,ref nothing,ref nothing,ref nothing);

   ap.Visible=true;



} private void button3_Click(object sender, System.EventArgs e)//read from table,and临时存放,便于读取然后可以删掉
{
   DbMana dm=new DbMana();
SqlConnection con=dm.GetCon();
   //SqlCommand com=new SqlCommand("select imgfield from myimages",con);
   DataSet ds=new DataSet();
   SqlDataAdapter comm=new SqlDataAdapter("select imgfield from myimages",con);
   SqlCommandBuilder scb=new SqlCommandBuilder(comm);
   byte[] data=new byte[0];
      comm.Fill(ds,"myimages");
   DataRow newRow;
   newRow=ds.Tables["myimages"].Rows[3];
   data=(byte[])newRow["imgField"];
   int arraysize=new int();//注意这句话
   arraysize=data.GetUpperBound(0);    FileStream fs=new FileStream(@"e:\test.doc",FileMode.OpenOrCreate,FileAccess.Write);
   try
   {


    fs.Write(data,0,arraysize);
   }
   catch(Exception ex)
   {
    this.textBox1.Text=ex.ToString();    }
   finally
   {
    con.Close();
    fs.Close();

   }