readmessage.aspx.cs

办公室系统包括上下班打卡

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.Data.SqlClient;

public partial class Platform_ReadMessage : System.Web.UI.Page
{
	private string reciever;
	private int messageID;
	protected void Page_Load(object sender,EventArgs e)
	{	///判断用户是否登录
		UserSessionValue usv = (UserSessionValue)SessionKeyValue.GetUserSession(Session);
		if(usv == null)
		{   ///返回到上一个页面
			Response.Write("<script>history.back()</script>");
			///跳转到登录页面
			Server.Transfer("~/Common/UserLogin.aspx");
			return;
		}
		///获取阅读短信息的ID值
		if(Request.Params["MessageID"] != null)
		{
			messageID = Int32.Parse(Request.Params["MessageID"].ToString());
		}
		///获取接收短信息的用户ID值
		if(Request.Params["Reciever"] != null)
		{
			reciever = Request.Params["Reciever"].ToString();
		}
		if(!Page.IsPostBack)
		{   ///根据阅读短信息的ID值获取阅读短信息的信息
			if(messageID > 0)
			{
				BindMessageData(messageID);
				UpdateMessageStatus(messageID);
			}
		}
		///设置修改按钮的可用性
		btnSend.Enabled = (reciever == null || reciever.Length <= 0) ? false : true;
	}

	private void UpdateMessageStatus(int messageID)
	{
		Message message = new Message();
		message.UpdateMessageStatus(messageID,(byte)MessageStatus.Read);
	}

	private void BindMessageData(int messageID)
	{   ///读取阅读短信息的信息
		Message message = new Message();
		SqlDataReader dr = message.GetSingleMessage(messageID);
		if(dr == null)
		{
			return;
		}
		if(dr.Read())
		{   ///显示信息
			tbName.Text = dr["Name"].ToString();
			tbDesn.Text = dr["Desn"].ToString();
		}
		dr.Close();
	}
	protected void btnSend_Click(object sender,EventArgs e)
	{   ///跳转到发送短信息的页面
		Server.Transfer("~/Platform/SendMessage.aspx?Reciever="
			+ reciever);
	}
	protected void btnReturn_Click(object sender,EventArgs e)
	{   ///返回到管理页面
		Server.Transfer("~/Platform/ViewMessage.aspx?MessageStatus=0");
	}
}