edit.aspx.cs

一夜速成

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 Socut.Data ;

namespace Show_Socut_Data.News
{
	/// <summary>
	/// edit 的摘要说明。
	/// </summary>
	public class edit : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.Button Button1;
		protected System.Web.UI.WebControls.Button Button2;
		protected System.Web.UI.WebControls.TextBox TextBox1;
		protected System.Web.UI.WebControls.TextBox TextBox2;

		public CData myData=new CData ();
		protected System.Web.UI.WebControls.Label Label1;
		public DataSet ds=new DataSet ();
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			// 在此处放置用户代码以初始化页面
			string strID=Request["id"];
			ds=myData.GetDataSet ("SELECT n_id,n_title,n_content FROM socut_news WHERE n_id='"+strID+"'",0,0,"dsTable");
			if(!Page.IsPostBack )//此句一定要加，否则无法更新
			{
				TextBox1.Text =ds.Tables ["dsTable"].Rows [0][1].ToString ();
				TextBox2.Text =ds.Tables ["dsTable"].Rows [0][2].ToString ();
			}



			

		}

		#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.Button1.Click += new System.EventHandler(this.Button1_Click);
			this.Button2.Click += new System.EventHandler(this.Button2_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void Button1_Click(object sender, System.EventArgs e)
		{string strID=Request["id"];
			myData.GetExecuteNonQuery("UPDATE socut_news SET n_title='"+TextBox1.Text +"',n_content='"+TextBox2.Text +"' WHERE n_id='"+strID+"'");
			Label1.Text ="更新成功！";
		}

		private void Button2_Click(object sender, System.EventArgs e)
		{
			string strID=Request["id"];
			myData.GetExecuteNonQuery("DELETE FROM socut_news WHERE n_id='"+strID+"'");
			Label1.Text ="删除成功！";
		}
	}
}