boguCms/App_Admin/news/NewsColInfo.aspx.cs

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using System;
using System.Collections.Generic;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data.OleDb;
using AccessDal;
using Model;
using System.IO;

public partial class App_Admin_news_NewsColInfo : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!Page.IsPostBack)
        {
            GetPage();
        }
    }

    private void GetPage()
    {
        AspNetPager1.RecordCount = NewsColInfoOpe.GetCount();
        int StartRecord = AspNetPager1.PageSize * (AspNetPager1.CurrentPageIndex - 1);
        int MaxRecord = AspNetPager1.PageSize;
        gridIma.DataSource = NewsColInfoOpe.NewsColInfoList(StartRecord, MaxRecord);
        gridIma.DataBind();

        for (int i = 0; i < gridIma.Rows.Count; i++)
        {
            Label lblcount = (Label)gridIma.Rows[i].FindControl("lblcount");
            lblcount.Text = NewsInfoOpe.GetCountByCid(Convert.ToInt32(gridIma.DataKeys[i].Value)).ToString();
        }
    }
    protected void AspNetPager1_PageChanging(object src, Wuqi.Webdiyer.PageChangingEventArgs e)
    {
        AspNetPager1.CurrentPageIndex = e.NewPageIndex;
        GetPage();
    }
    protected void gridIma_RowDeleting(object sender, GridViewDeleteEventArgs e)
    {

        int id = Convert.ToInt32(gridIma.DataKeys[e.RowIndex].Value);
        if (NewsInfoOpe.GetCountByCid(id) != 0)
        {
            Page.RegisterStartupScript("script", "<script>alert('此新闻类内有新闻，不可删除，请删除新闻后再删除此类别')</script>");
        }
        else
        {
            for (int i = 0; i < gridIma.Rows.Count; i++)
            {
                Image imagUrl = (Image)gridIma.Rows[i].FindControl("cimg");
                NewsColInfo ni = NewsColInfoOpe.NewsColInfoItem(id);
                if (ni.CImg != "")
                {
                    NewsColInfoOpe.DeleteNewsColInfo(id);
                    File.Delete(Server.MapPath(imagUrl.ImageUrl));
                    GetPage();
                }
                else