shownews.aspx.cs

入门级asp.netC＃网站三层系统开发

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 BLL.System;
using Common.Entities;

public partial class ShowNews : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            int articleId = int.Parse(Request.QueryString["articleId"]);
            ShowContent(articleId);

            //将新闻ID添加到隐藏域中
            hidArticleID.Value = articleId.ToString();
        }
    }
    //显示内容
    private void ShowContent(int articleId)
    {
        ArticleSystem articleSystem = new ArticleSystem();
        ArticleData articleData = articleSystem.GetModel(articleId);
        this.lblClassName.Text = articleData.ClassName;
        this.lblTitle.Text = articleData.Title;
        this.lblContent.Text = articleData.Content;
        this.lblDateTime.Text = articleData.DateTime.ToString().Substring(0,10);
        this.lblHits.Text = articleData.Hits.ToString();
        this.lblMemberName.Text = articleData.MemberName;
       
    }

    //linkButComment_Click
    protected void linkButComment_Click(object sender, EventArgs e)
    { 
        
        this.tabAddComment.Visible = true;
        
        
        
    }
    protected void butAddComment_Click(object sender, EventArgs e)
    {
        //添加评论
        //获取新闻ID

        //判断是否验证码输入正确
        string imageCode = Session["imageCode"].ToString();
        if (imageCode != txtCode.Text.ToString())
        {
            ClientScript.RegisterStartupScript(this.GetType(),"imageCode","<script>alert('验证码输入错误')</script>");
            this.txtCode.Text = "";
            return;
        }

        Comment comment = new Comment();
        comment.Article = int.Parse(this.hidArticleID.Value.ToString());
        comment.Name = txtName.Text.ToString();
        comment.Content = txtComentContent.Text.ToString();

        CommentSystem com = new CommentSystem();
        bool flg =  com.CommentAdd(comment);
        if (flg)
        {
            ClientScript.RegisterStartupScript(this.GetType(), "comment", "<script>alert('添加成功!')</script>");
            this.txtComentContent.Text = "";
            this.tabAddComment.Visible = false;

        }
        else
        {
            ClientScript.RegisterStartupScript(this.GetType(), "comment", "<script>alert('添加失败!')</script>");
        }

    }
}