1using System;
 2using System.Data;
 3using System.Configuration;
 4using System.Collections;
 5using System.Web;
 6using System.Web.Security;
 7using System.Web.UI;
 8using System.Web.UI.WebControls;
 9using System.Web.UI.WebControls.WebParts;
10using System.Web.UI.HtmlControls;
11using System.Data.SqlClient;
12using System.IO;
13
14public partial class BackAdmin_ImgDrfauftAdmin_Update : System.Web.UI.Page
15...{
16    CAN can = new CAN();
17    protected void Page_Load(object sender, EventArgs e)
18    ...{
19        DataSet ds = null;
20        ds = can.GetDataSet("select * from tb_img where ID=" + Request["ID"], "tb_img");
21        DataRowView rowview = ds.Tables["tb_img"].DefaultView[0];
22        labLoad.Text = "../../" + rowview["IMG"].ToString();
23        img.ImageUrl = labLoad.Text;
24    }
25    protected void btnUpDate_Click(object sender, EventArgs e)
26    ...{
27        if (labLoad.Text != "../../"+"")
28        ...{
29            FileInfo file = new FileInfo(Server.MapPath(labLoad.Text.ToString()));
30            file.Delete();
31            string P_Str_filePath = "", P_Str_fileExtName = "", P_Str_mFileName, P_Str_mPath;
32            if ("" != this.UpImage.PostedFile.FileName)
33            ...{
34                P_Str_filePath = UpImage.PostedFile.FileName;
35                P_Str_fileExtName = P_Str_filePath.Substring(P_Str_filePath.LastIndexOf(".") + 1);
36                try
37                ...{
38                    P_Str_mPath = Server.MapPath("../../DefaultImg/");
39                    P_Str_mFileName = P_Str_filePath.Substring(P_Str_filePath.LastIndexOf("\\") + 1);
40                    UpImage.PostedFile.SaveAs(P_Str_mPath + P_Str_mFileName);
41                    txtLoad.Text = "DefaultImg/" + P_Str_mFileName;
42                    UpImage.Visible = false;
43                    txtLoad.Visible = true;
44                }
45                catch (Exception err)
46                ...{
47                    Response.Write(err.ToString());
48                }
49            }
50        }
51        else
52        ...{
53            string P_Str_filePath = "", P_Str_fileExtName = "", P_Str_mFileName, P_Str_mPath;
54            if ("" != this.UpImage.PostedFile.FileName)
55            ...{
56                P_Str_filePath = UpImage.PostedFile.FileName;
57                P_Str_fileExtName = P_Str_filePath.Substring(P_Str_filePath.LastIndexOf(".") + 1);
58                try
59                ...{
60                    P_Str_mPath = Server.MapPath("../../DefaultImg/");
61                    P_Str_mFileName = P_Str_filePath.Substring(P_Str_filePath.LastIndexOf("\\") + 1);
62                    UpImage.PostedFile.SaveAs(P_Str_mPath + P_Str_mFileName);
63                    txtLoad.Text = "DefaultImg/" + P_Str_mFileName;
64                    UpImage.Visible = false;
65                    txtLoad.Visible = true;
66                }
67                catch (Exception err)
68                ...{
69                    Response.Write(err.ToString());
70                }
71            }
72        }
73        //---------------------------------------------------------------------------------------------------------------
74        can.ExecSqlCom("update tb_img set IMG='" + this.txtLoad.Text + "' where ID=" + Request["ID"]);
75        //Response.Write("<script lanuage=javascript>alert('修改成功！');location='javascript:history.go(-1)'</script>");
76        Response.Write("<script lanuage=javascript>alert('修改成功！');location='ImgDrfauftAdmin.aspx'</script>");
77    }
78    protected void btnReturn_Click(object sender, EventArgs e)
79    ...{
80        Page.Response.Redirect("ImgDrfauftAdmin.aspx");
81    }
82}
83