updatecontent.aspx.cs

一个简单的网上书店形式

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using ASPNET2BBS;
using System.Data.SqlClient;

public partial class DesktopModules_BBS_UpdateContent : System.Web.UI.Page
{
	int nContentID = 0;
	int nTitleID = 0;

	protected void Page_Load(object sender, EventArgs e)
	{
		///获取参数的值
		if (Request.Params["TitleID"] != null)
		{
			nTitleID = Int32.Parse(Request.Params["TitleID"].ToString());
		}
		///获取参数的值
		if (Request.Params["ContentID"] != null)
		{
			nContentID = Int32.Parse(Request.Params["ContentID"].ToString());
		}

		if (!Page.IsPostBack)
		{
			if (nContentID > -1)
			{
				BindContentData(nContentID);
			}
		}
	}

	private void BindContentData(int nContentID)
	{
		ASPNET2BBS.Content content = new ASPNET2BBS.Content();
		SqlDataReader recc = content.GetSingleContent(nContentID);

		if (recc.Read())
		{
			Desn.Text = recc["Desn"].ToString();
			Body.Text = recc["Body"].ToString();
		}
		recc.Close();
	}

	protected void AddBtn_Click(object sender, EventArgs e)
	{
		///如果页面输入内容合法
		if (Page.IsValid == true)
		{
			///定义类
			ASPNET2BBS.Content content = new ASPNET2BBS.Content();
			try
			{
				///修改文章
				content.UpdateContent(nContentID,Desn.Text.Trim(),
					Body.Text);			

				///显示操作结果信息
				Response.Write("<script>window.alert('" + ASPNET2System.OPERATIONUPDATEFAILUREMESSAGE + "')</script>");
			}
			catch (Exception ex)
			{
				///显示修改操作中的失败、错误信息
				Response.Redirect("~/DesktopModules/ErrorPage.aspx?ErrorUrl="
					+ ASPNET2System.RedirectErrorUrl(Request.RawUrl)
					+ "&ErrorMessage=" + ex.Message.Replace("\n", " "));
			}
		}
	}

	protected void ReturnBtn_Click(object sender, EventArgs e)
	{
		///返回管理页面
		Response.Redirect("~/DesktopModules/BBS/BBSContent.aspx?TitleID=" + nTitleID.ToString());
	}
}