search.aspx.cs

这个是用vc编写的新闻管理系统

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;
using System.Data.SqlClient;
using System.Configuration;
using System.Security.Principal;
namespace WebNews
{
	/// <summary>
	/// search 的摘要说明。
	/// </summary>
	public class search : System.Web.UI.Page
	{
		protected System.Web.UI.HtmlControls.HtmlForm myForm;
		protected System.Web.UI.WebControls.DataGrid MyDataGrid;
		//protected HenryFan.WebControls.DisPage DisPage1;
		protected System.Web.UI.WebControls.Label myLabel;
		protected System.Web.UI.WebControls.TextBox keyword;
		protected System.Web.UI.WebControls.ImageButton ImageButton1;
		protected System.Web.UI.WebControls.RequiredFieldValidator RequiredFieldValidator1;
		protected System.Web.UI.WebControls.Button Button1;
		protected System.Web.UI.WebControls.DropDownList search1;
		private void Page_Load(object sender, System.EventArgs e)
		{
			// 在此处放置用户代码以初始化页面	 
		
		

			
	}

	private void searchTitle()						  //搜索标题
		{
			try
			{	 
				string con=ConfigurationSettings.AppSettings["dsn"];
				SqlConnection  conn = new SqlConnection(con);//连接字符串
				conn.Open();
	　　   　　 
				SqlDataAdapter myCommand = new SqlDataAdapter();　　//创建SqlDataAdapter 类
			　	myCommand.SelectCommand=new SqlCommand("sp_searchCkArticleByTitle",conn);
				myCommand.SelectCommand.CommandType=CommandType.StoredProcedure ;
				SqlParameter title=myCommand.SelectCommand.Parameters.Add("@title",SqlDbType.NVarChar ,500);
				title.Value=Request["keyword"] ;

				DataSet ds=new DataSet();  //建立并填充数据集
				myCommand.Fill(ds,"Articl");
		　　　　
				MyDataGrid.DataSource=ds;
				MyDataGrid.DataBind();
				

				conn.Close();
			}
			catch(SqlException e)
			{
				Response.Write("Exception in Main: " + e.Message);	//出错处理
			}
		
		}

		private void searchContent()							//搜索内容
		{
			try
			{	 
				string con=ConfigurationSettings.AppSettings["dsn"];
				SqlConnection  conn = new SqlConnection(con);//连接字符串
				conn.Open();
	　　   　　 
				SqlDataAdapter myCommand = new SqlDataAdapter();　　//创建SqlDataAdapter 类
			　	myCommand.SelectCommand=new SqlCommand("sp_searchCkArticleByContent",conn);
				myCommand.SelectCommand.CommandType=CommandType.StoredProcedure ;
				SqlParameter content=myCommand.SelectCommand.Parameters.Add("@content",SqlDbType.NText );
				content.Value=Request["keyword"].Trim() ;
				
				DataSet ds=new DataSet();  //建立并填充数据集
				myCommand.Fill(ds,"Article");
		　　　	MyDataGrid.DataSource=ds;
				MyDataGrid.DataBind();


				conn.Close();
			}
			catch(SqlException e)
			{
				Response.Write("Exception in Main: " + e.Message);	//出错处理
			}
		
		}
		public void  ListClass(string de)			//显示分类
		{
			try
			{
				string con=ConfigurationSettings.AppSettings["dsn"];
				SqlConnection  conn = new SqlConnection(con);//连接字符串
				conn.Open();

				SqlCommand cmd=new SqlCommand("sp_selFclassAll",conn);
				cmd.CommandType=CommandType.StoredProcedure;
		    
				SqlDataReader rd;
				rd=cmd.ExecuteReader();
			
			
				while (rd.Read()) 
				{
					Response.Write(de+"<a href=list.aspx?classname="+rd.GetString(1)+">"+rd.GetString(1)+"</a>");

				}

				rd.Close();
				conn.Close();
			}
			catch(SqlException e)
			{
				Response.Write("Exception in Main: " + e.Message);	//出错处理
			
			}

		}
		#region Web Form Designer generated code
		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.ImageButton1.Click += new System.Web.UI.ImageClickEventHandler(this.ImageButton1_Click);
			
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void ImageButton1_Click(object sender, System.Web.UI.ImageClickEventArgs e)
		{
				if(Page.IsValid)
				{
				
					if(search1.SelectedIndex==0)
					{
					
						searchTitle();
					
				
					}
					else 
					{
			
						searchContent();
					}	
			
			}
		}

	
	

	}
}