bookinfo.aspx.cs

图书馆管理信息系统设计 功能：图书的查询

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;
using System.Data.SqlClient;

namespace Library_BS
{
	/// <summary>
	/// BookInfo 的摘要说明。
	/// </summary>
	public class BookInfo : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.Panel Panel1;
		protected System.Web.UI.WebControls.Label BarCode;
		protected System.Web.UI.WebControls.Label lblRegisterName;
		protected System.Web.UI.WebControls.DataGrid DataGrid1;
		protected System.Web.UI.WebControls.Panel Panel2;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			string connStr= "server=\'(local)\'; trusted_connection=true; database=\'Library\'";
			SqlConnection myConnection=new SqlConnection(connStr);
			myConnection.Open();
			string queryStr1="select BookName,Author,Subject,Publisher,Price,PageNum,IndexID from Books where ("+Session["ys"].ToString()+") LIKE ('"+Session["tj"].ToString()+"%')";
			
			SqlDataAdapter myDadaAdapter=new SqlDataAdapter(queryStr1,myConnection);

			DataSet myDataSet=new DataSet();
			
			myDadaAdapter.Fill(myDataSet,"Book");
			DataGrid1.DataSource=myDataSet.Tables["Book"].DefaultView;
			DataGrid1.DataBind();	
			myConnection.Close();
			
			// 在此处放置用户代码以初始化页面
		}

		#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
	}
}