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来源：互联网发布：李卫当官知乎编辑：程序博客网时间：2024/04/29 14:14

<%@ Page Language="C#" MasterPageFile="~/MasterPage.master" validateRequest=false AutoEventWireup="true" CodeFile="BookDetail.aspx.cs" Inherits="BookDetail" %><%@ Register Assembly="FreeTextBox" Namespace="FreeTextBoxControls" TagPrefix="FTB" %>

<%=(dvBooks.FindControl("imgBookCover") as Image).ClientID %> ' runat="server" Height="141px" Width="129px" /> ' runat="server" Height="141px" Width="129px" />
'> ' Visible="False">
'> '> '> '> '>

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 BookDetail : System.Web.UI.Page{ protected void Page_Load(object sender, EventArgs e) { } protected void dvBooks_ItemUpdating(object sender, DetailsViewUpdateEventArgs e) { DropDownList ddlPublisher = dvBooks.FindControl("ddlPublisher") as DropDownList; ObjectDataSource1.UpdateParameters.Add("publisherId", ddlPublisher.SelectedValue); } protected void dvBooks_DataBound(object sender, EventArgs e) { if (dvBooks.CurrentMode == DetailsViewMode.Edit) { DropDownList ddlPublisher = dvBooks.FindControl("ddlPublisher") as DropDownList; Label lblPublisherId = dvBooks.FindControl("lblPublisherId") as Label; ddlPublisher.SelectedValue = lblPublisherId.Text; } } protected void dvBooks_ItemUpdated(object sender, DetailsViewUpdatedEventArgs e) { FileUpload fuBookCover = dvBooks.FindControl("fuBookCover") as FileUpload; Label lblISBN=dvBooks.FindControl("lblISBN") as Label; // D://E168/BookShopWeb//Images//BookCovers//24242342.jpg string path=Server.MapPath("Images/BookCovers/"+lblISBN.Text+".jpg"); fuBookCover.SaveAs(path); }}