--==================================
--==================================
--TABLE NAME: E_PHOTO
--AUTHOR:XIAOPENG CHENG
--CREATE DATE: 2006-11-1
--DESCRIPTION:SAVE PHTO INFORMATION
--==================================
--==================================

if exists (select * from sysobjects where id = object_id('dbo.E_PHOTO'))
drop table dbo.E_PHOTO
GO
create table  E_PHOTO
(
    USER_NAME NVARCHAR(40) NOT NULL,    --USER NAME
    PHOTO_TYPE_ID    int NOT NULL,    --PHOTO TYPE
    PHOTO_ID    NVARCHAR(30) NOT NULL,    --PHOTO NAME
    PHOTO    IMAGE NOT NULL,        --PHOTO INFORMATION 
    PHOTO_DESC    NVARCHAR(3000),    --PHOTO DESCRIPTION INFORMATION
    UPLOAD_DATE        SMALLDATETIME,    --UPLOAD DATE        
    CONSTRAINT PHOTO PRIMARY KEY (USER_NAME,PHOTO_ID,PHOTO_TYPE_ID)    --PRIMARY KEY
)
GO

--==================================
--==================================
--TABLE NAME: E_PHOTO_TYPE
--AUTHOR:XIAOPENG CHENG
--CREATE DATE: 2006-11-3
--DESCRIPTION:SAVE PHTO TYPE INFORMATION
--==================================
--==================================

if exists (select * from sysobjects where id = object_id('dbo.E_PHOTO_TYPE'))
drop table dbo.E_PHOTO_TYPE
GO
create table  E_PHOTO_TYPE
(
    USER_NAME NVARCHAR(40) NOT NULL,    --USER NAME
    PHOTO_TYPE_CODE    int identity(1,1) NOT NULL,    --PHOTO TYPE CODE 
    PHOTO_TYPE_NAME    NVARCHAR(30) NOT NULL,    --PHOTO TYPE NAME
    IF_USING    INT DEFAULT 0,    --IF USING //USING:0;NOT USING 1;
    CONSTRAINT PHOTO_TYPE PRIMARY KEY(USER_NAME,PHOTO_TYPE_CODE)    --PRIMARY KEY
)
GO

<%...@ Page Language="C#" MasterPageFile="~/MasterPage2.master" AutoEventWireup="true"
    CodeFile="ListPhotoType.aspx.cs" Inherits="ListPhotoType" Title="List Photo Type" %>

<asp:Content ID="Content1" ContentPlaceHolderID="ContentPlaceHolder1" runat="Server">
    <strong>List The Photo Type:<br />
    </strong>
    <br />
    <asp:BulletedList ID="BulletedList1" runat="server" BulletStyle="Numbered" DisplayMode="LinkButton"
        OnClick="BulletedList1_Click">
    </asp:BulletedList>   
</asp:Content>

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

public partial class ListPhotoType : System.Web.UI.Page
...{
    PhotoManage manage;
    protected void Page_Load(object sender, EventArgs e)
    ...{
        if(!(Convert.ToBoolean(Session["isLogin"])))
        ...{
            Response.Redirect("Login.aspx");
        }
        if(!Page.IsPostBack)
        ...{
            manage = new PhotoManage(Session["name"].ToString());
            this.BulletedList1.DataSource=manage.GetUserPhotoType(Session["name"].ToString());
            this.BulletedList1.DataTextField = "Photo_Type_Name";
            this.BulletedList1.DataValueField = "Photo_Type_Code";
            this.BulletedList1.DataBind();
            this.BulletedList1.Items.Insert(0, new ListItem("ALL Photo", "A"));
        }
    }
    protected void BulletedList1_Click(object sender, BulletedListEventArgs e)
    ...{
        string strURL=string.Format("ListPhoto.aspx?code={0}", Server.UrlEncode(this.BulletedList1.Items[e.Index].Value));
        //this.BulletedList1.Attributes.Add("onclick", string.Format("window.open('{0}','newwinow');",strURL));
        Response.Redirect(strURL);
    }
}

<%...@ Page Language="C#" MasterPageFile="~/MasterPage2.master" AutoEventWireup="true"
    CodeFile="ListPhoto.aspx.cs" Inherits="ListPhoto" Title="List Photo" %>

<asp:Content ID="Content1" ContentPlaceHolderID="ContentPlaceHolder1" runat="Server">
    <asp:DataList ID="dlPhoto" runat="server" RepeatColumns="4" RepeatDirection="Horizontal"
        CellPadding="0" Width="790px" OnItemCommand="dlPhoto_ItemCommand" OnItemDataBound="dlPhoto_ItemDataBound">
        <ItemTemplate>
            <asp:ImageButton Width="185" ID="ibtnPhoto" ImageUrl='<%# FormatURL(DataBinder.Eval(Container,"DataItem.user_name"),DataBinder.Eval(Container, "DataItem.photo_type_id"),DataBinder.Eval(Container, "DataItem.photo_id")) %>'
                runat="server" AlternateText="click list Details information!" CommandName="Detail"
                CommandArgument="Detail" /><br />
            <asp:Label ID="lblPhotoType" runat="server" Text='<%# DataBinder.Eval(Container, "DataItem.photo_type_id")%>'
                Visible="false"></asp:Label><br />
            <asp:Label ID="lblPhotoName" runat="server" Text='<%# DataBinder.Eval(Container, "DataItem.photo_id")%>'
                Visible="false"></asp:Label>
        </ItemTemplate>
    </asp:DataList>
</asp:Content>

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

public partial class ListPhoto : System.Web.UI.Page
...{
    protected void Page_Load(object sender, EventArgs e)
    ...{
        if(!Page.IsPostBack)
        ...{
            if(!(Convert.ToBoolean(Session["isLogin"])))
            ...{
                Response.Redirect("Login.aspx");
            }
            else
            ...{
                System.Data.SqlClient.SqlConnection conn = new System.Data.SqlClient.SqlConnection(System.Configuration.ConfigurationManager.ConnectionStrings["DogsManagerConnectionString"].ToString());
                string code,strSQL;
                code = Request.QueryString["code"].ToString();
                if(code == "A")
                ...{
                    strSQL = string.Format("select user_name,photo_type_id,photo_id,photo from E_Photo where user_name='{0}'", Session["name"].ToString());
                }
                else
                ...{
                    strSQL = string.Format("select user_name,photo_type_id,photo_id,photo from E_Photo where user_name='{0}' AND photo_type_id={1}", Session["name"].ToString(),code);
                }
                System.Data.SqlClient.SqlCommand cmd = new System.Data.SqlClient.SqlCommand(strSQL, conn);
                try
                ...{
                    conn.Open();
                    this.dlPhoto.DataSource = cmd.ExecuteReader(CommandBehavior.CloseConnection);
                    this.dlPhoto.DataBind();
                }
                catch(System.Data.SqlClient.SqlException sql)
                ...{
                    Response.Write("wrong information:<br>" + sql.Message);
                }
                finally
                ...{
                    cmd.Dispose();
                    conn.Close();
                }
            }
        }
    }

    protected string FormatURL(object userName, object typeID, object photoID)
    ...{
        return string.Format("ReadImage.aspx?userName={0}&typeID={1}&photoID={2}",
            userName.ToString(), typeID.ToString(), photoID.ToString());
    }
    protected void dlPhoto_ItemCommand(object source, DataListCommandEventArgs e)
    ...{
        if(e.CommandArgument.ToString() == "Detail")
        ...{
            string userName = Session["name"].ToString();
            string typeId = ((Label)e.Item.FindControl("lblPhotoType")).Text;
            string photoId = ((Label)e.Item.FindControl("lblPhotoName")).Text;
            ImageButton ibtnDetail = (ImageButton)e.Item.FindControl("ibtnPhoto");
            string Format = string.Format("ListPhotoDetail.aspx?userName={0}&typeID={1}&photoID={2}",
                userName, typeId, photoId);
            ibtnDetail.Click += new ImageClickEventHandler(ibtnDetail_Click);
        }
    }

    void ibtnDetail_Click(object sender, ImageClickEventArgs e)
    ...{
        Response.Redirect("http://www.baidu.com");
    }
    protected void dlPhoto_ItemDataBound(object sender, DataListItemEventArgs e)
    ...{
        //string userName = Session["name"].ToString();
        //string typeId = ((Label)e.Item.FindControl("lblPhotoType")).Text;
        //string photoId = ((Label)e.Item.FindControl("lblPhotoName")).Text;
        //ImageButton ibtnDetail = (ImageButton)e.Item.FindControl("ibtnPhoto");
        //string Format = string.Format("ListPhotoDetail.aspx?userName={0}&typeID={1}&photoID={2}",
        //    userName, typeId, photoId);
        //ibtnDetail.Attributes.Add("onclick", "Response.Write(" + Format + ")");
    }
}

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

public partial class ReadImage : System.Web.UI.Page
...{
    protected void Page_Load(object sender, EventArgs e)
    ...{
        if (!Page.IsPostBack)
        ...{
            string username = Request.QueryString["userName"].ToString();
            string typeid = Request.QueryString["typeID"].ToString();
            string photoid = Request.QueryString["photoID"].ToString();

            System.Data.SqlClient.SqlConnection conn = new System.Data.SqlClient.SqlConnection(System.Configuration.ConfigurationManager.ConnectionStrings["DogsManagerConnectionString"].ToString());
            string strSQL = string.Format("select photo from E_Photo where user_name='{0}' and photo_type_id=" +
                "{1} and photo_id='{2}'", username, typeid, photoid);
            System.Data.SqlClient.SqlCommand cmd = new System.Data.SqlClient.SqlCommand(strSQL, conn);
            try
            ...{
                conn.Open();
                System.Data.SqlClient.SqlDataReader reader = cmd.ExecuteReader(CommandBehavior.CloseConnection);
                if (reader.Read())
                ...{
                    Response.Clear();
                    Response.ContentType = "images/*";
                    Response.BinaryWrite((byte[])reader["photo"]);
                }
                conn.Close();
            }
            catch (System.Data.SqlClient.SqlException sql)
            ...{
                throw sql;
            }
            Response.End();
        }
    }
}