当前文件： HotelManager/HotelManager/EditRoom.aspx.cs[2K，2009-6-12 11:44:21]，打开代码结构图

		            
 1using System;
 2using System.Data;
 3using System.Configuration;
 4using System.Collections;
 5using System.Web;
 6using System.Web.Security;
 7using System.Web.UI;
 8using System.Web.UI.WebControls;
 9using System.Web.UI.WebControls.WebParts;
10using System.Web.UI.HtmlControls;
11using HotelManager.BLL;
12using HotelManager.Models;
13/**//*********************************
14 * 类名：EditRoom
15 * 功能描述：提供客房信息编辑页面  
16 * ******************************/
17public partial class EditRoom : System.Web.UI.Page
18...{
19    "Private Members"#region "Private Members"
20    //定义客房ID，并保存视图状态
21    private int RoomID
22    ...{
23        get ...{ return (int)ViewState["RoomID"]; }
24        set ...{ ViewState["RoomID"] = value; } 
25    }
26    //实例化客房实体对象
27    Room room = new Room();
28    #endregion 
29
30    "Event Handlers"#region "Event Handlers"
31    /**//// <summary>
32    /// 页面加载时，绑定客房类型信息
33    /// 获取被编辑客房信息ID，根据ID得到待编辑信息，并回绑到编辑控件上
34    /// </summary>
35    protected void Page_Load(object sender, EventArgs e)
36    ...{
37        if (!IsPostBack)
38        ...{
39            BindRoomType();
40            if (!string.IsNullOrEmpty(Request.QueryString["roomId"].ToString()))
41            ...{
42                RoomID = Convert.ToInt32(Request.QueryString["roomId"]);
43                BindRoom();
44            }     
45        }
46    }
47    /**//// <summary>
48    /// 提交客房信息，并返回到客房信息预览页面
49    /// </summary>
50    protected void tbnSave_Click(object sender, EventArgs e)
51    ...{
52        room.RoomId = RoomID;
53        room.Number = this.lblRoomNO.Text.Trim();
54        room.TypeID =Convert.ToInt32(this.ddlRoomType.SelectedValue);
55        room.State = this.ddlRoomState.SelectedValue;
56        room.BedNumber = Convert.ToInt32(this.txtBedNumber.Text.Trim());
57        room.GuestNumber = Convert.ToInt32(this.txtGuestNumber.Text.Trim());
58        room.Description = this.txtDescription.Text.Trim();
59        RoomManager.ModifyRoom(room);
60        Page.Server.Transfer("ViewRoom.aspx",true);
61    }
62    #endregion 
63
64    "Public Methods"#region "Public Methods"
65    /**//// <summary>
66    ///绑定客房类型信息
67    /// </summary>
68    public void BindRoomType()
69    ...{
70        this.ddlRoomType.DataSource = RoomTypeManager.GetAllRoomTypes();
71        this.ddlRoomType.DataTextField = "TypeName";
72        this.ddlRoomType.DataValueField = "TypeID";
73        this.DataBind();
74    }
75    /**//// <summary>
76    /// 绑定客房信息
77    /// </summary>
78    private void BindRoom()
79    ...{
80       room =RoomManager.GetRoomByRoomId(RoomID);
81       this.lblRoomNO.Text = room.Number;
82       this.ddlRoomType.SelectedValue = room.TypeID.ToString();
83       this.ddlRoomState.SelectedValue = room.State;
84       this.txtBedNumber.Text = room.BedNumber.ToString();
85       this.txtGuestNumber.Text = room.GuestNumber.ToString();
86       this.txtDescription.Text = room.Description;
87    }
88    #endregion
89}
90