departmentpx.aspx.cs

很不错的公文流转系统

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;

namespace OI.Manage
{
	/// <summary>
	/// departmentpx 的摘要说明。
	/// </summary>
	public class departmentpx : System.Web.UI.Page
	{
		protected System.Web.UI.HtmlControls.HtmlInputHidden position;
		protected System.Web.UI.HtmlControls.HtmlInputText movingto;
		protected System.Web.UI.HtmlControls.HtmlInputButton btnmove;
		protected System.Web.UI.WebControls.DataGrid dg;
		protected System.Web.UI.WebControls.Label Lblparent;
	    protected OI.DatabaseOper .DatabaseConnect Dbc=new OI.DatabaseOper.DatabaseConnect ();
		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 ;
			}
			if (!Page.IsPostBack )
			{
				try
				{
					
					ViewState["departmentid"]=int .Parse (Request.Params ["departmentid"].ToString ()).ToString ();
				}
				catch
				{  

					return ;
				}
				Lblparent.Text ="上级部门："+GetParentName();
				dgDataBind();
			}
			
		}
		private string GetParentName()
		{
			string sql="select DepartmentName from Departments where DepartmentID="+ViewState["departmentid"];
			return Dbc.GetObjectBySql (sql).ToString ();
		}
		private void dgDataBind()
		{
			try
			{
				dg.DataSource =CreateDataSouce();
				dg.DataBind ();
			}
			catch(Exception er)
			{
                Response.Write (er.Message );
				return;
			}
		}
		private DataTable CreateDataSouce()
		{
           		string sql="select * from Departments where ParentDepartmentID="+ViewState["departmentid"] +" order by displayorder ";
                return  Dbc.getBinding (sql,"t").Tables [0];
		}


		#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.dg.ItemDataBound += new System.Web.UI.WebControls.DataGridItemEventHandler(this.dg_ItemDataBound);
			this.btnmove.ServerClick += new System.EventHandler(this.btnmove_ServerClick);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void btnmove_ServerClick(object sender, System.EventArgs e)
		{
		
			int moveTo=0,source=0;
			try
			{
				moveTo=int.Parse (movingto.Value );
				source=int.Parse (position.Value );
			}
			catch
			{
				Page.RegisterStartupScript ("","<script>alert('移位序号不能为空！')<script>");
			}
		
			if (moveTo <source) //前移
			{
			　 forwardMoving(moveTo,source);
			
			}
			else
			{
				if(moveTo > source) //后移
				{
					backMoving(moveTo,source);
				}
			}
			dgDataBind();
				
		}
		private void forwardMoving(int moveTo,int source)
		{
			
			string [] sqls=new string [2];
			string DepartmentID=Dbc.GetObjectBySql ("select DepartmentID from Departments where displayorder="+source.ToString ()).ToString ();
			sqls[0]=" update Departments set  displayorder=displayorder+1 where displayorder >="+moveTo.ToString () +" and displayorder < "+source.ToString (); 
			sqls[1]=" update Departments  set displayorder="+moveTo.ToString ()+" where DepartmentID="+DepartmentID ;
			Dbc.ExcuteSqls (sqls);

		}
		private void backMoving (int moveTo,int source)
		{
			--moveTo;
			string [] sqls=new string [2];
			string DepartmentID=Dbc.GetObjectBySql ("select DepartmentID from Departments where displayorder="+source.ToString ()).ToString ();
			sqls[0]=" update Departments set  displayorder=displayorder-1 where displayorder <="+moveTo.ToString () +" and displayorder >"+source.ToString (); 
			sqls[1]=" update Departments  set displayorder="+moveTo.ToString ()+" where DepartmentID="+DepartmentID ;
			Dbc.ExcuteSqls (sqls);

		}

		private void dg_ItemDataBound(object sender, System.Web.UI.WebControls.DataGridItemEventArgs e)
		{
			ImageButton imgBtnUserMove =(ImageButton) e.Item .FindControl ("imgBtnUserMove");
			if (imgBtnUserMove !=null)
			{
				string position=e.Item .Cells[1].Text ;
				string username=e.Item .Cells[2].Text ; 
					
				imgBtnUserMove.Attributes["onclick"] ="return imgBtnUserMoveOnClick('"+position+"','"+username+"')";
			}
		}
	}
}