ad.aspx.cs

多种模式留言系统 本留言系统 支持多种模式 一 签写留言模式 二 留言本模式 三 论坛模式 应用了第三的文本编辑器 支持动态更改网站标题 动态添加广告 支持留言头像选择

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 System.Xml;
using System.Xml.XPath;

public partial class admin_ad : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Session["qx"] == null || Session["qx"].ToString() != "0" && Session["qx"].ToString() != "1")
            Response.Redirect("login.aspx");
        if(!IsPostBack)
        fill();
    }
    protected void fill()
    { 
        DataSet ds = new DataSet();
        ds.ReadXml(Server.MapPath("..\\App_Data\\ad.xml"));

        DataList1.DataSource=ds.Tables[0].DefaultView;
        DataList1.DataBind();

        Session["dst"] = ds;
    }
    protected void DataList1_CancelCommand(object source, DataListCommandEventArgs e)
    {//取消
        DataList1.EditItemIndex = -1;
        fill();
    }
    protected void DataList1_DeleteCommand(object source, DataListCommandEventArgs e)
    {//删除事件
        DataSet ds = (DataSet)Session["dst"];
        ds.Tables[0].Rows.Remove(ds.Tables[0].Rows[e.Item.ItemIndex]);//删除了,我晕,太简单了撒!
        
        Session["dst"] = ds;
        ds.WriteXml(Server.MapPath("..\\App_Data\\ad.xml"));

        fill();  
    }
    protected void DataList1_EditCommand(object source, DataListCommandEventArgs e)
    {
        DataList1.EditItemIndex = e.Item.ItemIndex;
        fill();
    }
    protected void DataList1_UpdateCommand(object source, DataListCommandEventArgs e)
    {//修改广告,因为我对ＸＭＬ类的操作确实还不熟练，所以就使用DataSet，反正结果是一样
        DataSet ds = (DataSet)Session["dst"];      

        ds.Tables[0].Rows[e.Item.ItemIndex]["ImageUrl"] = ((TextBox)e.Item.FindControl("TextBox2")).Text.ToString();
        ds.Tables[0].Rows[e.Item.ItemIndex]["NavigateUrl"] = ((TextBox)e.Item.FindControl("TextBox5")).Text.ToString();
        ds.Tables[0].Rows[e.Item.ItemIndex]["AlternateText"] = ((TextBox)e.Item.FindControl("TextBox1")).Text.ToString();
        ds.Tables[0].Rows[e.Item.ItemIndex]["Keyword"] = ((TextBox)e.Item.FindControl("TextBox3")).Text.ToString();
        ds.Tables[0].Rows[e.Item.ItemIndex]["Impressions"] = ((TextBox)e.Item.FindControl("TextBox4")).Text.ToString();

         Session["dst"] = ds;
        ds.WriteXml(Server.MapPath("..\\App_Data\\ad.xml"));

        DataList1.EditItemIndex = -1;
        fill();     
    }
    protected void Button5_Click(object sender, EventArgs e)
    {//新增广告
        DataSet ds = (DataSet)Session["dst"];
        DataRow dr = ds.Tables[0].NewRow();

        dr["ImageUrl"] = url.Text.ToString();
        dr["NavigateUrl"] = ng.Text.ToString();        
        dr["AlternateText"] = na.Text.ToString();
        dr["Keyword"] = kw.Text.ToString();
        dr["Impressions"] = qz.Text.ToString();

        ds.Tables[0].Rows.Add(dr);
        Session["dst"] = ds;

        ds.WriteXml(Server.MapPath("..\\App_Data\\ad.xml"));
        fill();
    }
    protected void LinkButton1_Click(object sender, EventArgs e)
    {//上传图片第一步
        DIV1.Visible = true;
    }
    protected void Button6_Click(object sender, EventArgs e)
    {//上传图片第二步
        string name = fu.FileName.ToString();//得到文件名字
        int cut = Convert.ToInt32(fu.PostedFile.ContentLength);//文件大小
        string typ = fu.PostedFile.ContentType.ToString();
        string typp = typ.Substring(0,5);

        if (typp == "image")
        {
            if (cut < Convert.ToInt32(odb.scr("Select adcut from config")))
            {
                fu.PostedFile.SaveAs(Server.MapPath("../images/") + "\\" + name);
                img.ImageUrl = (Server.MapPath("../images/") + "\\" + name);
                url.Text = (Server.MapPath("../images/") + "\\" + name);
            }
            else
            { 
                url.Text = "只是个广告，图片有必要那么大吗？";
            }
        }
        else
        {
            url.Text = "不被允许的类型";
        }
    }
}