viewmsg.aspx.cs

来自「精通网络应用系统开发 光盘 该书是人民邮电出版社出版的」· CS 代码 · 共 67 行

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;
using System.Data.Linq;
using System.Data;
using System.Collections.Generic;

public partial class ViewMsg : System.Web.UI.Page
{	
	private void Page_Load(object sender, System.EventArgs e)
	{
		///判断用户是否登录，否则跳转到登录页面
		if (Session["UserID"] == null)
		{
			Response.Redirect("~/Default.aspx");
		}

		if (!Page.IsPostBack)
		{
			BindMsgData(Int32.Parse(Session["UserID"].ToString()));
		}
	}

	public void BindMsgData(int nUserID)
	{
		MessageM msg = new MessageM();
		IList<Message> recm = msg.GetMessageByUser(nUserID);
        if (recm == null) { return; }
        gvMessage.DataSource = recm;
		gvMessage.DataBind();
	}

	protected void Read_Click(object sender, System.EventArgs e)
	{
		MessageM msg = new MessageM();
		foreach(GridViewRow row in gvMessage.Rows)
		{
			CheckBox cBox = (CheckBox)row.FindControl("MsgID");
			if(cBox != null)
			{
				if(cBox.Checked == true)
				{
					msg.UpdateMsgRead(Int32.Parse(gvMessage.DataKeys[row.RowIndex].Value.ToString()));
				}
			}
		}

		///重新绑定短信列表的数据
		BindMsgData(Int32.Parse(Session["UserID"].ToString()));
	}
	
	protected void gvMessage_PageIndexChanging(object sender,GridViewPageEventArgs e)
	{
		gvMessage.PageIndex = e.NewPageIndex;
		///重新绑定短信列表的数据
		BindMsgData(Int32.Parse(Session["UserID"].ToString()));
	}
}