list.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;
namespace WebNews
{
	/// <summary>
	/// _4545 的摘要说明。
	/// </summary>
	public class _4545 : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.Label Label1;
		protected System.Web.UI.WebControls.Label NameLabel;
		protected System.Web.UI.HtmlControls.HtmlForm Form1;
		protected System.Web.UI.HtmlControls.HtmlForm fd;
		protected System.Web.UI.WebControls.DataGrid MyDataGrid;
		protected System.Web.UI.WebControls.Label lblCurrentIndex;
		protected System.Web.UI.WebControls.Label lblPageCount;
		protected System.Web.UI.WebControls.DataList Dlist;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			// 在此处放置用户代码以初始化页面
			if(!Page.IsPostBack)
			{
			 
				getArticle();
				getClassNum();
				getHotNews();
			}

		}


		
		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
			
			}

		}

		private void getArticle()	//取得分类文章
		{
			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_selCkArticleByClass",conn);
				myCommand.SelectCommand.CommandType=CommandType.StoredProcedure ;
				SqlParameter classname=myCommand.SelectCommand.Parameters.Add("@classname",SqlDbType.Char,200);
				classname.Value =Request["classname"];
					
				DataSet ds=new DataSet();  //建立并填充数据集
				myCommand.Fill(ds);		　　　　
				
				MyDataGrid.DataSource=ds;
				MyDataGrid.DataBind();
					
				lblCurrentIndex.Text="第"+((Int32)MyDataGrid.CurrentPageIndex+1)+"页";
				lblPageCount.Text="/共"+MyDataGrid.PageCount+"页";
				conn.Close()  ;
			}
			catch(SqlException e)
			{
				
				Response.Write("Exception in Main: " + e.Message);	//出错处理
			
			}
		}

		private void getClassNum()		   //得到发表分类发表文章总数
		{
			try
			{
				string con=ConfigurationSettings.AppSettings["dsn"];
				SqlConnection  conn = new SqlConnection(con);//连接字符串
				conn.Open();

				SqlCommand cmd=new SqlCommand("sp_selFclass",conn);
				cmd.CommandType=CommandType.StoredProcedure;
				SqlParameter clsname=cmd.Parameters.Add("@classname",SqlDbType.Char,200);
				clsname.Value=Request["classname"];
				
				SqlDataReader rd;
				rd=cmd.ExecuteReader();
				if(rd.Read()==true)
				{
					NameLabel.Text=Request["classname"]+"  "+"新闻总数（"+rd.GetInt64(2)+"）"	;
				}
				conn.Close();
			}
			catch(SqlException e)
			{
				
				Response.Write("Exception in Main: " + e.Message);	//出错处理
			
			}
		}

		private void getHotNews()					   //得到最热新闻
		{
			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_getHotNews",conn);
				myCommand.SelectCommand.CommandType=CommandType.StoredProcedure ;
				DataSet ds=new DataSet();  //建立并填充数据集
				myCommand.Fill(ds,"Article");
		　　　　
				Dlist.DataSource=ds;
				Dlist.DataBind();
				

				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.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion
	}
}