mainunit.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.SendMessage
{
	/// <summary>
	/// MainUnit 的摘要说明。
	/// </summary>
	public class MainUnit : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.ImageButton ImageButton1;
		protected System.Web.UI.WebControls.Button ButtonAdd;
		protected System.Web.UI.WebControls.Button ButtonSub;
		protected System.Web.UI.WebControls.ListBox ListBoxUnit;
		protected System.Web.UI.HtmlControls.HtmlInputHidden parentid;
		protected OI.UserControls .Department DepartmentGet;

		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["parentID"]=Request.Params ["parentid"].ToString ();
					parentid.Value =ViewState["parentID"].ToString ();
				}
				catch
				{
					ViewState["parentID"]=null;
				}
			}
		}

		#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.ButtonAdd.Click += new System.EventHandler(this.ButtonAdd_Click);
			this.ButtonSub.Click += new System.EventHandler(this.ButtonSub_Click);
			this.ImageButton1.Click += new System.Web.UI.ImageClickEventHandler(this.ImageButton1_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void ImageButton1_Click(object sender, System.Web.UI.ImageClickEventArgs e)
		{
//			bool isHave=false;			
//			string strValue="";
//			for(int i=0;i<ListBoxUnit.Items .Count ;i++)
//			{
//				if(i==0)
//				{
//					isHave=true;					
//					strValue=ListBoxUnit.Items [i].Value ;
//				}
//				else
//				{					
//					strValue+=","+ListBoxUnit.Items [i].Value ;
//				}
//					
//			}
//			if(!isHave)
//			{
//				Page.RegisterStartupScript ("","<script>alert('列表框中没有部门')</script>");
//				return;
//			}
//			if (ViewState["parentID"]==null)
//			{
//				string javascript="<script>opener.Form1.TextBoxMainRecord.value=\""+ strValue +"\";window.close();</script>";
//				Page.RegisterStartupScript ("",javascript);	
//			}
			//Page.RegisterStartupScript ("","<script>ControlParentElement(1,1)</script>");
			returnValues();
		}
		private void returnValues()
		{
			string Javascript="";
			if (ListBoxUnit.Items .Count <1)
			{
				Page.RegisterStartupScript ("","<script>alert('列表框中没有部门')</script>");
				return;
			}
			else
			{
				Javascript="<script>" ;
				foreach ( ListItem li in ListBoxUnit.Items)
				{

                     Javascript += "ControlParentElement('"+li.Value+"','"+li.Text+ "');";
				}
                Javascript +="</script>";
				Response.Write (Server.HtmlEncode( Javascript));
				Page.RegisterStartupScript ("",Javascript);
			}
		}
		private void ButtonAdd_Click(object sender, System.EventArgs e)
		{			
			if(DepartmentGet.DEPT_ID ==0)
			{
				Page.RegisterStartupScript ("","<script>alert(\"不能选择‘开始’，请重新选择部门\")</script>");
				return;
			}
			ListItem li=new ListItem (DepartmentGet.DEPT_NAME);			
			if(ListBoxUnit.Items .FindByValue (li.Value )==null&&(li.Value !=null||li.Value !=""))
				ListBoxUnit.Items .Add (li);
			ListBoxUnit.SelectedIndex =-1;
		}

		private void ButtonSub_Click(object sender, System.EventArgs e)
		{
			int nCount=0;
			foreach(ListItem li in ListBoxUnit.Items )
			{
				if(li.Selected )
				{
					nCount++ ;
				}
			}
			string[] strText=new string [nCount];

			nCount=0;
			foreach(ListItem li in ListBoxUnit.Items )
			{
				if(li.Selected )
				{
					strText[nCount++]=li.Text  ;
				}
			}
			for(int i=0;i<nCount;i++)
			{
				ListBoxUnit.Items .Remove (ListBoxUnit.Items .FindByText (strText[i]));
			}
			ListBoxUnit.SelectedIndex =-1;
		}
	}
}