news.aspx.cs

来自「详细介绍中小企业的网站编程,附有详细的注释,对需要制作网站的朋友有很大的帮助,有」· CS 代码 · 共 40 行

using System;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

public partial class NewsPage : System.Web.UI.Page
{
    protected void GridView1_RowCreated(object source, GridViewRowEventArgs e)
    {
        if (e.Row == null) return;

        // display if 'Visible' = true
        if (e.Row.RowType == DataControlRowType.DataRow && e.Row.DataItem != null)
        {
            bool visible = (bool)DataBinder.Eval(e.Row.DataItem, "Visible");
            e.Row.Visible = visible;
        }

        // display image if a url is specifid
        string imageUrl = (string)DataBinder.Eval(e.Row.DataItem, "ImageUrl");
        if (String.Empty.Equals(imageUrl))
        {
            Image newsImage = (Image)e.Row.FindControl("Image2");
            if (newsImage != null)
                newsImage.Visible = false;
        }
    }

    /*
 * e.CommandArgument = categoryID of the category that's clicked
 */
    protected void LinkButton1_OnCommand(object sender, CommandEventArgs e)
    {
        AllNewsPanel.Visible = false;
        NewsDetailPanel.Visible = true;

        DetailsView1.DataBind();
    }
}