albumphotos.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>
	/// AlbumPhotos 的摘要说明。
	/// </summary>
	public class AlbumPhotos : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.TextBox txtSearch;
		protected System.Web.UI.WebControls.Button btnSearch;
		protected System.Web.UI.WebControls.DataList dtlPhotos;
		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;

		const int PAGE_SIZE = 15;
		int curpage = 1;
		Entity.User us;
		static int abId;
	
		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 (Request["page"] != null)
			{
				curpage = Convert.ToInt32(Request["page"]);
			}
			if(Request["abId"]!=null)
			{
				abId=Convert.ToInt32(Request["abId"]);
			}

			if(!this.IsPostBack)
			{
				BindPhotos();
			}
		}

		void JudgePopedom()
		{
			Dal.PopedomMake pdm=new Com.SMS.Dal.PopedomMake();
			Dal.UserAndPopedomMake uapm=new Com.SMS.Dal.UserAndPopedomMake();
			Entity.Popedom pd=pdm.FindByPage("AlbumPhotos.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 BindPhotos()
		{
			Dal.PhotosMake pm=new Dal.PhotosMake();
			int count;
			DataTable dt=pm.FindWhere(curpage,PAGE_SIZE,out count,this.txtSearch.Text,abId,-1,-1);
			this.dtlPhotos.DataSource=dt;
			this.dtlPhotos.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.btnSearch.Click += new System.EventHandler(this.btnSearch_Click);
			this.dtlPhotos.ItemCommand += new System.Web.UI.WebControls.DataListCommandEventHandler(this.dtlPhotos_ItemCommand);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void btnSearch_Click(object sender, System.EventArgs e)
		{
			BindPhotos();
		}

		private void dtlPhotos_ItemCommand(object source, System.Web.UI.WebControls.DataListCommandEventArgs e)
		{
			if(e.CommandName=="deletePhotos")
			{
				Label lbpId=e.Item.FindControl("lbPId") as Label;
				Label image=e.Item.FindControl("lbPhotos") as Label;
				string face=image.Text;
				int pId=Convert.ToInt32(lbpId.Text);
				Dal.PhotosMake pm=new Dal.PhotosMake();
				
				File.Delete(Server.MapPath(face));

				bool flag=pm.Delete(pId);
				if(flag)
				{
					Response.Redirect("SysMessages.aspx?message="+this.Server.UrlEncode("删除成功!!!"), false);
				}else
					Response.Redirect("SysMessages.aspx?message="+this.Server.UrlEncode("删除失败!!!"), false);
			}
			else if(e.CommandName=="updateFace")
			{
				Label lbutId =e.Item.FindControl("lbutId") as Label;
				int utId=Convert.ToInt32(lbutId.Text);
				Label image=e.Item.FindControl("lbPhotos") as Label;
				string face=image.Text;

				Dal.AlbumMake am=new Dal.AlbumMake();
				Entity.Album ab=am.FindById(utId);
				ab.AlFace=face;
				
				bool flag=am.Update(ab,utId);
				if(flag)
				{
					Response.Redirect("SysMessages.aspx?message="+this.Server.UrlEncode("设置成功!!!"), false);
				}else
					Response.Redirect("SysMessages.aspx?message="+this.Server.UrlEncode("设置失败!!!"), false);
			}
		}
	}
}