当前文件路径：MyLibary/BookManage/ReaderBookAdvancedSearch.aspx.cs

		            
 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 MyLibrary.DataAccessHelper;
12using MyLibrary.DataAccessLayer;
13using MyLibrary.BusinessLogicLayer;
14
15public partial class BookManage_ReaderBookAdvancedSearch : System.Web.UI.Page
16...{
17    protected void Page_Load(object sender, EventArgs e)
18    ...{
19
20    }
21    //高级搜索按钮事件
22    protected void ImageButton1_Click(object sender, ImageClickEventArgs e)
23    ...{
24        GridViewBind();        
25    }
26
27    private void GridViewBind()
28    ...{
29        Hashtable ht = new Hashtable(); //创建哈希表对象
30        if (txtBookID.Text.Trim() != "")//当条件输入框不为空时，将条件添加到哈希表中
31        ...{
32            ht.Add("BookID", int.Parse(txtBookID.Text.Trim()));
33        }
34        if (txtBookName.Text.Trim() != "")
35        ...{
36            ht.Add("BookName", txtBookName.Text.Trim());
37        }
38        if (txtBookISBN.Text.Trim() != "")
39        ...{
40            ht.Add("BookISBN", txtBookISBN.Text.Trim());
41        }
42        if (txtBookAuthor.Text.Trim() != "")
43        ...{
44            ht.Add("BookAuthor", txtBookAuthor.Text.Trim());
45        }
46        if (txtBookPublish.Text.Trim() != "")
47        ...{
48            ht.Add("BookPublish", txtBookPublish.Text.Trim());
49        }
50        if (txtBookSubject.Text.Trim() != "")
51        ...{
52            ht.Add("BookSubject", txtBookSubject.Text.Trim());
53        }
54
55        DataBase db = new DataBase();         //实例化一个Database类
56        GridView1.DataSource = db.AdvancedSearch("[Book]", ht);    //利用Database类的AdvancedSearch方法查询书刊信息
57        GridView1.DataBind();
58    }
59}
60