messagesortmanage.aspx.cs

很不错的公文流转系统

/**************************************************************************************
作者：蒲丰. 
创建日期：2003-11-11
修改者：
修改日期：
修改部分：
类功能： 信息管理类别的显示,查寻,增加,修改,删除功能.
****************************/
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 OI.DatabaseOper ;
using ZHENGYI;
namespace OI.Messagemanage
{
	/// <summary>
	/// MessageSortManage 的摘要说明。
	/// </summary>
	public class MessageSortManage : OI.PageBase
	{
		protected System.Web.UI.WebControls.DataGrid DataGridMessageSort;
	    DatabaseConnect Dbc=new DatabaseConnect ();
		protected System.Web.UI.WebControls.TextBox TextBoxLBMC;
		protected DataGridNavigation  divepage ;
		string SortField;
		protected System.Web.UI.HtmlControls.HtmlForm Form1;
		protected System.Web.UI.WebControls.ImageButton ImageButton_select;
		protected System.Web.UI.WebControls.ImageButton ImageButton_delete;
		protected System.Web.UI.WebControls.ImageButton ImageButton_add;
		protected DataSet ds;
        
		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["userid"]==null)
			{
				Response.Write ("<script>alert('超时,请重新登录');top.location.href='../userpass.aspx';</script>");
				return ;
			}
		    SetDivePage();
			ImageButton_delete.Attributes["onclick"]= "return confirm('你是否确定要删除')";
			ImageButton_add.Attributes["onclick"] ="window.location.href='Edit_MessageSort.aspx?op=new&id=' ;return false; ";
			if (Page.IsPostBack )
			{
			}
			else
			{
				ViewState["count"] = 0;
				dataBind();
			}

		}
		private void SetDivePage()
		{
			DataGridMessageSort.AllowPaging =true; 
			DataGridMessageSort.PageSize =10; 
			
			ZHENGYI.BindDataDelegate f =new ZHENGYI.BindDataDelegate (dataBind);//修改这个dataBind,让f 指向你的方法。 
			divepage.SetTarget(DataGridMessageSort,f,10);
		}
		private void dataBind()
		{
			CreateDataSource();
			DataGridMessageSort.DataSource =ds.Tables[0];
			DataGridMessageSort.DataBind ();
		}
		private void CreateDataSource()
		{
           // string sql="select * from infotype ";
			  string sql="select  InfotypeID, infotypename , case ispublic when 1 then '启用' else '<font color=red>禁用</font>' end as ispublic ,description from infotype ";

			if  (TextBoxLBMC.Text.Trim () !="")
			{
				sql += " where InfotypeName like '%"+TextBoxLBMC.Text +"%'";

			}
			ds=new DataSet ();
			ds=Dbc.getBinding(sql,"t");
			DataColumn c=new DataColumn ("view",typeof(String));
			c.Expression ="'<a href=\"Edit_MessageSort.aspx?op=view&id='+InfotypeID+'\" target=MainFrame><img src=../images/edit.gif  border=0></a>'";
			ds.Tables[0].Columns.Add (c);
			c=new DataColumn("modify",typeof(String));
			c.Expression ="'<a href=\"Edit_MessageSort.aspx?op=modify&id='+InfotypeID+'\" target=MainFrame><img src=../images/edit.gif  border=0></a>'";
			ds.Tables[0].Columns.Add (c);
		}

		#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.ImageButton_select.Click += new System.Web.UI.ImageClickEventHandler(this.ImageButton_select_Click);
			this.DataGridMessageSort.DataBinding += new System.EventHandler(this.DataGridMessageSort_DataBinding);
			this.DataGridMessageSort.ItemDataBound += new System.Web.UI.WebControls.DataGridItemEventHandler(this.DataGridMessageSort_ItemDataBound);
			this.ImageButton_add.Click += new System.Web.UI.ImageClickEventHandler(this.ImageButton_add_Click);
			this.ImageButton_delete.Click += new System.Web.UI.ImageClickEventHandler(this.ImageButton_delete_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void DataGridMessageSort_SortCommand(object source, System.Web.UI.WebControls.DataGridSortCommandEventArgs e)
		{
			
			SortField = (string)e.SortExpression;
			CreateDataSource();
			int count=int.Parse (ViewState["count"].ToString());
			if (count % 2==0) 
			{
				ds.Tables[0].DefaultView.Sort=e.SortExpression.ToString() ;
			}
			else
			{
				ds.Tables[0].DefaultView.Sort=e.SortExpression.ToString() +"  desc";
			}
			
			ViewState["count"] = ++count;
			
			DataGridMessageSort.DataSource =ds.Tables[0];
			DataGridMessageSort.DataBind ();
		}

		



		private void DataGridMessageSort_DataBinding(object sender, System.EventArgs e)
		{
			
		}

		private void DataGridMessageSort_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
		{
			if(e.Item.ItemType !=ListItemType.Footer && e.Item .ItemType !=ListItemType.Header )
			{
				
				e.Item.Cells [1].Text ="<a href=\"Edit_MessageSort.aspx?op=view&id="+e.Item.Cells[0].Text  +"\">"+e.Item.Cells [1].Text+"</a>" ;
				
			}
		}

		private void ImageButton_select_Click(object sender, System.Web.UI.ImageClickEventArgs e)
		{
			DataGridMessageSort.CurrentPageIndex =0;
			dataBind();
		
		}

		private void ImageButton_delete_Click(object sender, System.Web.UI.ImageClickEventArgs e)
		{
			string DelID="";
			foreach (DataGridItem I in DataGridMessageSort.Items )
			{
				CheckBox Ckbox=(CheckBox) I.FindControl ("CheckBoxDel");
				if (Ckbox.Checked )
				{
					DelID+="#delete from infotype where InfotypeID="+I.Cells[0].Text;
				}
			}
			if (DelID=="")
			{
				Page.RegisterStartupScript ("","<script>alert('请先选择你要删除的类别')</script>");
				return ;
			}
			DelID=DelID.Remove (0,1);
			string []Dels=DelID.Split(char.Parse("#"));
			if (Dbc.ExcuteSqls(Dels))
			{
				Page.RegisterStartupScript ("","<script>alert('己经成功删除');window.location.href='MessageSortManage.aspx'</script>");
				
			}
			else
			{
				Page.RegisterStartupScript ("","<script>alert('此类别正在使用，此时无法删除')</script>");
			}

		
		}

		private void ImageButton_add_Click(object sender, System.Web.UI.ImageClickEventArgs e)
		{
		
		}

		
		
		
		
	}
}