Web/Admin/HousesList.aspx.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using RentHouseBLL;
using RentHouseModel;

public partial class Admin_HousesList : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!Page.IsPostBack)
        {
            ViewState["house"] = "all";
            int all=HouseManager.GetAllCount();
            int online=HouseManager.GetOnlineTCount();
            lblAll.Text = all.ToString();
            lblOnline.Text = online.ToString();
            lblOffline.Text = (all - online).ToString();
            Databind();
        }
    }

    private void Databind()
    {
        IList<House> list = HouseManager.GetHousesByViewState(ViewState["house"].ToString());
        if (list==null)
        {
            lblNoHouses.Text = "*房源列表为空";
        }
        else
        {
            lblNoHouses.Text = "";
        }
        gvHouses.DataSource = list;
        gvHouses.DataBind();
    }
    protected void gvHouses_PageIndexChanging(object sender, GridViewPageEventArgs e)
    {
        gvHouses.PageIndex = e.NewPageIndex;
        Databind();
    }
    protected void gvHouses_RowDataBound(object sender, GridViewRowEventArgs e)
    {
        if (e.Row.RowType == DataControlRowType.DataRow)
        {
            e.Row.Attributes.Add("onmouseover", "currentcolor=this.style.backgroundColor;this.style.backgroundColor='#6699ff'");
            e.Row.Attributes.Add("onmouseout", "this.style.backgroundColor=currentcolor");
        }
    }
    protected void lbtnAll_Click(object sender, EventArgs e)
    {
        ViewState["house"] = "all";
        Databind();
    }
    protected void lbtnOnline_Click(object sender, EventArgs e)
    {
        ViewState["house"] = "online";