contactmanage.aspx.cs

客户资源是企业的宝贵资源

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 MisResource.Components;
using System.Data.SqlClient;
using SQLHelper;

namespace MisResource.DesktopModules.Contact
{
	/// <summary>
	/// ContactManage 的摘要说明。
	/// </summary>
	public class ContactManage : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.ListBox CustomerList;
		protected System.Web.UI.WebControls.Button SelectBtn;
		protected System.Web.UI.WebControls.Label CustomerName;
		protected System.Web.UI.WebControls.DataGrid ContactList;
		protected System.Web.UI.WebControls.Button AddBtn;
	
		public int nCustomerID    = -1;
		private static string CurrentCustomerName = "";
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			///判断用户是否登陆
			if(Session["UserID"] == null)
			{
				Response.Redirect("~/Default.aspx");
			}
			///判断用户是否是超级管理员
			if(Components.User.IsAuthorityAdmin(Session["UserID"].ToString()) >= Components.User.USERTYPENORMAL)
			{
				Response.Write("<script>alert(\"你没有权限，请与管理员联系！\")</script>");
				Response.Write("<script>history.back();</script>");
			}			
			if(Request.Params["CustomerID"] != null)
			{
				nCustomerID = Int32.Parse(Request.Params["CustomerID"].ToString());			
			}
			if(!Page.IsPostBack)
			{
				///绑定控件的数据
				BindCustomerData();

				///设置员工的选择项
				MisSystem.SetListBoxItem(CustomerList,nCustomerID.ToString());

				if(nCustomerID > -1)
				{   ///显示操作前的信息
					BindContactData(nCustomerID);
					CustomerName.Text = CurrentCustomerName;
				}
				else
				{   ///显示当前选择项的信息
					if(CustomerList.SelectedIndex > -1)
					{
						BindContactData(Int32.Parse(CustomerList.SelectedValue));
						CustomerName.Text = CustomerList.SelectedItem.Text;
					}
					else
					{   ///显示第一项的信息
						if(CustomerList.Items.Count > 0)
						{
							BindContactData(Int32.Parse(CustomerList.Items[0].Value));
							CustomerName.Text = CustomerList.Items[0].Text;
							CustomerList.SelectedIndex = 0;
						}
					}
				}
			}

			///设置添加按钮的可用性
			AddBtn.Enabled = (CustomerList.Items.Count <= 0) ? false : true;			
		}

		private void BindCustomerData()
		{
			///定义获取数据的类
			MisResource.Components.Customer customer = new MisResource.Components.Customer();
			SqlDataReader recc = customer.GetCustomers();

			///设定控件的数据源
			CustomerList.DataSource = recc;
			
			///设定控件的Text属性和Value属性
			CustomerList.DataTextField = "DepartName";
			CustomerList.DataValueField = "CustomerID";

			///绑定控件的数据
			CustomerList.DataBind();

			///关闭数据读取器和数据库的连接
			recc.Close();
		}

		public string FormatString(string oldString)
		{
			return(oldString.Length > 50 ? oldString.Substring(0,50) + "..." : oldString);
		}

		public string FormatLevel(string levelString)
		{
			switch(levelString)
			{
				case "0":
					return("一级客户");
				case "1":
					return("二级客户");
				case "2":
					return("三级客户");
				case "3":
					return("四级客户");
				case "4":
					return("五级客户");
				default:
					return("类型错误");
			}
		}

		public string FormatSex(string sexString)
		{
			return(sexString == "0" ? "男" : "女");
		}

		private void BindContactData(int nCustomerID)
		{
			///定义获取数据的类
			MisResource.Components.Contact contact = new MisResource.Components.Contact();
			SqlDataReader recc = contact.GetContactByCustomer(nCustomerID);

			///创建DataSet数据源
			DataTable dataTable = SystemTools.ConvertDataReaderToDataTable(recc);
			DataSet dataSet = new DataSet("Contact");
			dataSet.Tables.Add(dataTable);

			///设定控件的数据源
			ContactList.DataSource = dataSet;
			///绑定控件的数据
			ContactList.DataBind();
		}

		#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.CustomerList.SelectedIndexChanged += new System.EventHandler(this.CustomerList_SelectedIndexChanged);
			this.SelectBtn.Click += new System.EventHandler(this.SelectBtn_Click);
			this.ContactList.PageIndexChanged += new System.Web.UI.WebControls.DataGridPageChangedEventHandler(this.ContactList_PageIndexChanged);
			this.AddBtn.Click += new System.EventHandler(this.AddBtn_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void SelectBtn_Click(object sender, System.EventArgs e)
		{
			///显示选择的信息
			if(CustomerList.SelectedIndex > -1)
			{
				///显示信息，并显示名称
				BindContactData(Int32.Parse(CustomerList.SelectedValue));
				CustomerName.Text = CustomerList.SelectedItem.Text;
				CurrentCustomerName = CustomerList.SelectedItem.Text;
			}
			else
			{
				///显示操作结果信息
				Response.Write ("<script>window.alert('" + MisSystem.OPERATIONNOSELECTMESSAGE + "')</script>");
			}				
		}

		private void ContactList_PageIndexChanged(object source, System.Web.UI.WebControls.DataGridPageChangedEventArgs e)
		{			
			///显示选择员工的考评信息
			if(CustomerList.SelectedIndex > -1)
			{
				///设置新的页码，并重新绑定数据
				ContactList.CurrentPageIndex = e.NewPageIndex;

				///显示信息，并显示员工的名称
				BindContactData(Int32.Parse(CustomerList.SelectedValue));
				CustomerName.Text = CustomerList.SelectedItem.Text;
			}
			else
			{
				///显示操作结果信息
				Response.Write ("<script>window.alert('" + MisSystem.OPERATIONNOSELECTMESSAGE + "')</script>");
			}		
		}

		private void AddBtn_Click(object sender, System.EventArgs e)
		{
			if(CustomerList.SelectedIndex > -1)
			{
				///跳转到添加页面
				Response.Redirect("~/DesktopModules/Contact/AddContact.aspx?CustomerID="
					+ (CustomerList.SelectedIndex > -1 ? CustomerList.SelectedValue : "-1"));
			}
			else
			{
				///显示操作结果信息
				Response.Write ("<script>window.alert('" + MisSystem.OPERATIONNOSELECTMESSAGE + "')</script>");
			}		
		}

		private void CustomerList_SelectedIndexChanged(object sender, System.EventArgs e)
		{
			SelectBtn_Click(sender,e);
		}
	}
}