newcenter/msg.aspx.cs

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using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;

public partial class newcenter_msg : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        bind();

    }
    protected void bind()
    {

        DB dbc = new DB();
        //取得当前页的页码
        int curpage = Convert.ToInt32(this.LabelA1.Text);
        //使用PagedDataSource类实现DataList控件的分页功能
        PagedDataSource ps = new PagedDataSource();
        //获取数据集
        DataSet ds = dbc.getdatafromdb("select * from t_msg order by f_fbsj desc");
        ps.DataSource = ds.Tables[0].DefaultView;
    
        //是否可以分页
        ps.AllowPaging = true;
        //显示的数量
        ps.PageSize = 5;
        //取得当前页的页码
        ps.CurrentPageIndex = curpage - 1;
        this.LinkButtonA1.Enabled = true;
        this.LinkButtonA2.Enabled = true;
        this.LinkButtonA3.Enabled = true;
        this.LinkButtonA4.Enabled = true;
        if (curpage == 1)
        {
            //不显示第一页按钮
            this.LinkButtonA1.Enabled = false;
            //不显示上一页按钮
            this.LinkButtonA2.Enabled = false;
        }
        if (curpage == ps.PageCount)
        {
            //不显示下一页
            this.LinkButtonA3.Enabled = false;
            //不显示最后一页
            this.LinkButtonA4.Enabled = false;
        }
        //显示分页数量
        this.LabelA2.Text = Convert.ToString(ps.PageCount);
        //绑定DataList控件