viewmessage.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_ViewMessage : System.Web.UI.Page
{
	private byte messageStatus;
	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;
		}
		///获取短信息的状态
		if(Request.Params["MessageStatus"] != null)
		{
			messageStatus = byte.Parse(Request.Params["MessageStatus"].ToString());
		}
		else
		{
			messageStatus = (byte)MessageStatus.Unknown;
		}
		///显示短信息
		if(!Page.IsPostBack)
		{   ///设置标题
			SetTitle(messageStatus);
			BindMessageData(messageStatus);
		}
	}

	private void SetTitle(byte messageStatus)
	{
		switch(messageStatus)
		{   ///设置模块的标题
			case 0:
				ucMessageTitle.Title = "查看未读短信息";
				break;
			case 1:
				ucMessageTitle.Title = "查看已读短信息";
				break;
			case 2:
				ucMessageTitle.Title = "查看已删除短信息";
				break;
			default: ucMessageTitle.Title = "查看短信息"; break;
		}
	}

	private void BindMessageData(byte status)
	{   ///获取用户登录信息
		UserSessionValue usv = (UserSessionValue)SessionKeyValue.GetUserSession(Session);
		if(usv == null)
		{
			return;
		}
		///获取数据
		Message message = new Message();

		try
		{
			DataSet ds = message.GetMessageByEmployee(Int32.Parse(usv.UserID),status);
			///绑定控件的数据，并显示数据
			gvMessage.DataSource = ds;
			gvMessage.DataBind();
		}
		catch(Exception ex)
		{
			Response.Redirect(SystemOperation.FormatErrorPageUrl(
				SystemOperation.FormatErrorUrl(Request.RawUrl),ex.Message),
				false);
		}
	}

	protected string FormatStatus(byte status)
	{
		switch(status)
		{
			case 0:	return "new.gif";          ///新短信
			case 1:	return "pic.gif";          ///已读短信
			case 2:	return "deletes.gif";      ///删除短信
			default: return "unknown.gif";     ///未知短信
		}
	}

	protected void btnAdd_Click(object sender,EventArgs e)
	{   ///跳转到发送短信息页面
		Server.Transfer("~/Platform/SendMessage.aspx");
	}

	protected void gvMessage_RowDataBound(object sender,GridViewRowEventArgs e)
	{   ///添加删除按钮的确认对话框
		ImageButton deleteBtn = (ImageButton)e.Row.FindControl("DeleteBtn");
		if(deleteBtn != null)
		{
			deleteBtn.Attributes.Add("onclick","return confirm('你确定要删除所选择的短信息吗?');");
		}
	}
	protected void gvMessage_RowCommand(object sender,GridViewCommandEventArgs e)
	{
		if(e.CommandName == "reply")
		{   ///跳转到修改页面
			Server.Transfer("~/Platform/SendMessage.aspx?Reciever="
				+ e.CommandArgument.ToString());
		}
		if(e.CommandName == "delete")
		{
			Message message = new Message();
			if((MessageStatus)messageStatus == MessageStatus.Delete)
			{   ///执行删除操作
				message.DeleteMessage(Int32.Parse(e.CommandArgument.ToString()));
			}
			else
			{   ///设置短信为删除标志的短信
				message.UpdateMessageStatus(Int32.Parse(e.CommandArgument.ToString()),(byte)MessageStatus.Delete);
			}
			///重新绑定数据
			BindMessageData(messageStatus);
		}
	}
	protected void gvMessage_RowDeleting(object sender,GridViewDeleteEventArgs e)
	{
		///
	}
}