ASP.NET向SQL Server数据库添加图片

2022-07-15 80酷酷网 80kuku.com

　　asp.net|server|数据|数据库<% Page language="c#" Codebehind="Register.aspx.cs" AutoEventWireup="false" Inherits="shop.Register" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<HTML>
<HEAD>
<title>注册</title>
</HEAD>
<body 12px">
<form id="Form1" method="post" runat="server">
<FONT face="宋体">
<TABLE id="Table1" cellSpacing="0" cellPadding="0" width="50%" align="center" bgColor="beige"
border="0">
<TR>
<TD bgColor="#cccc66" colSpan="2" height="25" rowSpan="">添加新用户</TD>
</TR>
<TR>
<TD>姓名</TD>
<TD>
<asp:TextBox id="txtPersonName" runat="server"></asp:TextBox></TD>
</TR>
<TR>
<TD>电子邮件</TD>
<TD>
<asp:TextBox id="txtPersonEmail" runat="server"></asp:TextBox></TD>
</TR>
<TR>
<TD>性别</TD>
<TD>
<asp:RadioButton GroupName="sex" Text="男" ID="sexMale" Runat="server" />
<asp:RadioButton GroupName="sex" Text="女" ID="sexFeMale" Runat="server" />
</TD>
</TR>
<TR>
<TD>出生日期</TD>
<TD>
<asp:TextBox id="txtPersonDOB" runat="server"></asp:TextBox></TD>
</TR>
<TR>
<TD>照片</TD>
<TD><INPUT type="file" id="personImage" name="PersonImage" runat="server"></TD>
</TR>
<TR>
<TD align="center" colSpan="2">
<asp:Button id="Button1" runat="server" Text="添加"></asp:Button>
</TD>
</TR>
</TABLE>
</FONT>
</form>
</body>
</HTML>
aspx.cs:
using System;
using System.IO;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Data.SqlClient;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Configuration;
namespace shop
{
/// <summary>
/// Register 的摘要说明。
/// </summary>
public class Register : System.Web.UI.Page
{
protected System.Web.UI.WebControls.TextBox txtPersonName;
protected System.Web.UI.WebControls.TextBox txtPersonEmail;
protected System.Web.UI.WebControls.RadioButton sexMale;
protected System.Web.UI.WebControls.RadioButton sexFeMale;
protected System.Web.UI.WebControls.TextBox txtPersonDOB;
protected System.Web.UI.HtmlControls.HtmlInputFile personImage;
protected System.Web.UI.WebControls.Button Button1;

private void Page_Load(object sender, System.EventArgs e)
{
// 在此处放置用户代码以初始化页面
}
public void AddPerson(object sender, System.EventArgs e)
{
int intImageSize;
string strImageType;
Stream ImageStream;
intImageSize = personImage.PostedFile.ContentLength; // 文件大小
strImageType = personImage.PostedFile.ContentType; // 文件类型
ImageStream = personImage.PostedFile.InputStream;
byte[] ImageContent = new byte[intImageSize];
int intStatus = ImageStream.Read(ImageContent, 0, intImageSize);

// 写入数据库
string strConn = ConfigurationSettings.AppSettings["ConnectionString"];
SqlConnection myConnection = new SqlConnection(strConn);
SqlCommand myCommand = new SqlCommand("sp_person_isp", myConnection);
myCommand.CommandType = CommandType.StoredProcedure;

myCommand.Parameters.Add("PersonEmail", SqlDbType.VarChar, 255).Value = txtPersonEmail.Text;
myCommand.Parameters.Add("PersonName", SqlDbType.VarChar, 255).Value = txtPersonName.Text;
myCommand.Parameters.Add("PersonSex", SqlDbType.Char, 1);
if(sexMale.Checked)
myCommand.Parameters["PersonSex"].Value = "M";
else
myCommand.Parameters["PersonSex"].Value = "F";
myCommand.Parameters.Add("PersonDOB", SqlDbType.DateTime).Value = txtPersonDOB.Text;
myCommand.Parameters.Add("PersonImage", SqlDbType.Image).Value = ImageContent;
myCommand.Parameters.Add("PersonImageType", SqlDbType.VarChar, 255).Value = strImageType;

try
{
myConnection.Open();
myCommand.ExecuteNonQuery();
myConnection.Close();
Response.Write("添加成功！");
}
catch(System.Exception SQLExe)
{
Response.Write("添加失败！原因："+SQLExe.ToString());
}
}

#region Web 窗体设计器生成的代码
override protected void OnInit(EventArgs e)
{
//
// CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
//
InitializeComponent();
base.OnInit(e);
}

/// <summary>
/// 设计器支持所需的方法 - 不要使用代码编辑器修改
/// 此方法的内容。
/// </summary>
private void InitializeComponent()
{
this.Load += new System.EventHandler(this.Page_Load);
}
#endregion
}
}