lackbook.aspx.cs

这是一个编好的网上书店系统

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;

namespace BookStore
{
	/// <summary>
	/// LackBook 的摘要说明。
	/// </summary>
	public class LackBook : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.TextBox tbBookName;
		protected System.Web.UI.WebControls.TextBox tbAuthor;
		protected System.Web.UI.WebControls.Button btOK;
		protected System.Web.UI.WebControls.Button btCancel;
		protected System.Web.UI.WebControls.TextBox tbPublisher;
		protected System.Web.UI.WebControls.Label lblInfo;
		protected System.Web.UI.WebControls.RequiredFieldValidator RequiredFieldValidator1;
		protected System.Web.UI.WebControls.RequiredFieldValidator RequiredFieldValidator2;
		protected System.Web.UI.HtmlControls.HtmlForm QuickSearchFrom;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			if(!IsPostBack)
			{
				if(Object.Equals(Session["UserName"],null))
				{
					Session["ReqestedURL"] = Request.RawUrl;
					Response.Redirect("Error.aspx");
				}
			}
		}

		#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.btOK.Click += new System.EventHandler(this.btOK_Click);
			this.btCancel.Click += new System.EventHandler(this.btCancel_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void btCancel_Click(object sender, System.EventArgs e)
		{
			this.tbAuthor.Text = "";
			this.tbBookName.Text = "";
			this.tbPublisher.Text = "";
		}

		private void btOK_Click(object sender, System.EventArgs e)
		{
			try
			{
				RobertSoft.BookStore.LackBook mLackBook = new RobertSoft.BookStore.LackBook();
				mLackBook.UserName = Session["UserName"].ToString();
				mLackBook.BookName = this.tbBookName.Text.Trim();
				mLackBook.Publisher = this.tbPublisher.Text.Trim();
				mLackBook.Author = this.tbAuthor.Text.Trim();
				mLackBook.Add();
				this.tbAuthor.Text = "";
				this.tbBookName.Text = "";
				this.tbPublisher.Text = "";
				this.lblInfo.Text = "缺书登记成功！";
				this.lblInfo.ForeColor = Color.Blue;		
			}
			catch(Exception ex)
			{
				this.lblInfo.Text = ex.Message;
				this.lblInfo.ForeColor = Color.Red;		
			}			
		}
	}
}