albummine.aspx.cs

企业内部的短信交流管理平台。 设计详细

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.IO;

namespace Com.SMS.SMSUI
{
	/// <summary>
	/// AlbumMine 的摘要说明。
	/// </summary>
	public class AlbumMine : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.DropDownList ddlBigType;
		protected System.Web.UI.WebControls.TextBox txtName;
		protected System.Web.UI.WebControls.Button btnSubmit;
		protected System.Web.UI.WebControls.DataList dtlMyAlbum;
		protected System.Web.UI.WebControls.HyperLink HyperLink4;
		protected System.Web.UI.WebControls.HyperLink HyperLink3;
		protected System.Web.UI.WebControls.HyperLink HyperLink2;
		protected System.Web.UI.WebControls.HyperLink HyperLink1;
		protected System.Web.UI.WebControls.Label Label1;
		protected System.Web.UI.WebControls.DropDownList ddlPage;
	
		Entity.User us;
		const int PAGE_SIZE = 15;
		int curpage = 1;
		private void Page_Load(object sender, System.EventArgs e)
		{
			// 在此处放置用户代码以初始化页面
			if(Session["User"]==null)
			{
				Response.Write("<script>alert('对不起，你没有登录');location.href='Login.aspx';</script>");
			}

			JudgePopedom();

			us=(Entity.User)Session["User"];

			if(!this.IsPostBack)
			{
				BindAlbumType();
				BindALbum();
			}
		}

		void JudgePopedom()
		{
			Dal.PopedomMake pdm=new Com.SMS.Dal.PopedomMake();
			Dal.UserAndPopedomMake uapm=new Com.SMS.Dal.UserAndPopedomMake();
			Entity.Popedom pd=pdm.FindByPage("AlbumMine.aspx");
			Entity.User us=(Entity.User)Session["User"];
			DataTable dt=uapm.FindByUser(us.UserId);
			string popedom="";

			try
			{
				popedom=dt.Rows[0][2].ToString();
			}
			catch(Exception)
			{
				Response.Redirect("SysMessages.aspx?message="+this.Server.UrlEncode("对不起，你权限不够!!!"), false);
			}
			
			if(popedom.IndexOf(pd.PdId.ToString())==-1)
			{
				Response.Redirect("SysMessages.aspx?message="+this.Server.UrlEncode("对不起，你权限不够!!!"), false);
			}
		}

		void BindAlbumType()
		{
			Dal.AlbumTypeMake atm=new Com.SMS.Dal.AlbumTypeMake();
			DataTable dt=atm.FindAll();

			this.ddlBigType.DataSource=dt;
			this.ddlBigType.DataTextField="typeName";
			this.ddlBigType.DataValueField="abtId";
			this.ddlBigType.DataBind();

			this.ddlBigType.Items.Insert(0,"所有");
			this.ddlBigType.Items[0].Value="-1";

			this.ddlBigType.SelectedIndex=0;
		}

		void BindALbum()
		{
			Dal.AlbumMake am=new Dal.AlbumMake();
			int count;
			DataTable dt=am.FindWhere(curpage,PAGE_SIZE,out count,this.txtName.Text,Convert.ToInt32(this.ddlBigType.SelectedValue),us.UserId);

			this.dtlMyAlbum.DataSource=dt;
			this.dtlMyAlbum.DataBind();

			if (curpage > 1)
			{
				this.HyperLink4.NavigateUrl = "?page=1";
				this.HyperLink3.NavigateUrl = "?page=" + (curpage - 1);
			}
			if (curpage < count)
			{
				this.HyperLink2.NavigateUrl = "?page=" + (curpage + 1);
				this.HyperLink1.NavigateUrl = "?page=" + count;
			}

			this.Label1.Text ="当前第:"+curpage+" 页，共:"+count+" 页.";
			for (int i = 1; i <= count; i++)
			{
				this.ddlPage.Items.Add(i.ToString());
			}
			this.ddlPage.SelectedValue = curpage.ToString();
			this.ddlPage.Attributes.Add(
				"onchange",
				"location.href='?page='+this.value"
				);
		}

		#region Web 窗体设计器生成的代码
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
			//
			InitializeComponent();
			base.OnInit(e);
		}
		
		/// <summary>
		/// 设计器支持所需的方法 - 不要使用代码编辑器修改
		/// 此方法的内容。
		/// </summary>
		private void InitializeComponent()
		{    
			this.btnSubmit.Click += new System.EventHandler(this.btnSubmit_Click);
			this.dtlMyAlbum.ItemCommand += new System.Web.UI.WebControls.DataListCommandEventHandler(this.dtlMyAlbum_ItemCommand);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void btnSubmit_Click(object sender, System.EventArgs e)
		{
			this.BindALbum();
		}

		private void dtlMyAlbum_ItemCommand(object source, System.Web.UI.WebControls.DataListCommandEventArgs e)
		{
			if(e.CommandName=="deleteAlbum")
			{
				Label lb= e.Item.FindControl("lbAmId") as Label;
				int amId=Convert.ToInt32(lb.Text);
				Dal.AlbumMake am=new Com.SMS.Dal.AlbumMake();
				
				try
				{
					am.Delete(amId);
					Dal.PhotosMake pm=new Com.SMS.Dal.PhotosMake();
					DataTable dt=pm.FindByALbum(amId);

					for(int i=0;i<dt.Rows.Count;i++)
					{
						File.Delete(Server.MapPath(dt.Rows[i][1].ToString()));
					}
					Response.Redirect("SysMessages.aspx?message="+this.Server.UrlEncode("删除相册成功!!!"), false);
				}
				catch(Exception ex)
				{
					Exception ee=ex;
					Response.Redirect("SysMessages.aspx?message="+this.Server.UrlEncode("删除相册失败!!!"), false);
				}
			}
		}
	}
}