using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Web.Configuration;
using System.Data.SqlClient;public partial class Searchgongcheng : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
HttpCookie cookie1 = Request.Cookies["text"];
if (cookie1 != null)
{
Response.Write("");
cookie1.Expires = DateTime.Now.AddHours(5);
}
else
{
Response.Redirect("logingongcheng.aspx");
}
//设置数据库链接字符串
string connectionString = WebConfigurationManager.ConnectionStrings["Pubs"].ConnectionString;
Search1.ConnectionString = connectionString;
//根据“姓名”进行查询
Search1.ColumnCondition = "name";
//设置绑定的GridView控件
Search1.ResultGridView = this.GridView1;
//设置查询的表名
Search1.TableName = "gongcheng";
}
protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
{ }}其中Search1是我自定义的搜索控件
红色的部分该怎么写~
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Web.Configuration;
using System.Data.SqlClient;public partial class Searchgongcheng : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
HttpCookie cookie1 = Request.Cookies["text"];
if (cookie1 != null)
{
Response.Write("");
cookie1.Expires = DateTime.Now.AddHours(5);
}
else
{
Response.Redirect("logingongcheng.aspx");
}
//设置数据库链接字符串
string connectionString = WebConfigurationManager.ConnectionStrings["Pubs"].ConnectionString;
Search1.ConnectionString = connectionString;
//根据“姓名”进行查询
Search1.ColumnCondition = "name";
//设置绑定的GridView控件
Search1.ResultGridView = this.GridView1;
//设置查询的表名
Search1.TableName = "gongcheng";
}
protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
{ }}其中Search1是我自定义的搜索控件
红色的部分该怎么写~
网上一搜现成的很多~
但是我觉得你上面的代码
已经把搜索的结果搜索出来了
那么现在就把搜索出来的结果做为一个数据集
分页就可以了
: GridView1.PageIndex = e.NewPageIndex;
DataSet ds = (DataSet)Session["ds"];(这个是你搜索出来的结果集)
this.GridView1.DataSource = ds;
this.GridView1.DataBind();
但是GridView1的设置中PageSize设置的是2
我想能不能设置个数组,将取出来的数据集分页,每页显示2个
{
GridView1.PageIndex = e.NewPageIndex;
GridView1.DataBind();//这里用你的绑定方法
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Data.SqlClient;
using System.Web.Configuration;public partial class Search : System.Web.UI.UserControl
{
private string labelText; //提示用户要输入什么样的查询条件
private string connectionString; //链接数据库
private GridView resultGridView; //要填充的GridView控件
private string tableName; //要查询数据库中的数据表名
private string columnCondition; //根据哪一列进行查询
private string errorMessage; //错误信息
/// <summary>
/// 公开的属性,由程序员设置提示用户输入的文字
/// </summary> public string LabelText
{
set
{
this.labelText = value;
}
get
{
return this.labelText;
}
}
/// <summary>
/// 公开的属性,由程序员设置链接数据库的字符串
/// </summary>
public string ConnectionString
{
set
{
this.connectionString = value;
}
get
{
return this.connectionString;
}
}
/// <summary>
/// 公开的属性,由程序员设置要填充的GridView
/// </summary>
public GridView ResultGridView
{
set
{
resultGridView = value;
}
get
{
return this.resultGridView;
}
}
/// <summary>
/// 公开的属性,由程序员设置要访问的数据库中的数据表名
/// </summary>
public string TableName
{
set
{
this.tableName = value;
}
get
{
return this.tableName;
}
}
/// <summary>
/// 公开的属性,由程序员设置根据哪一列进行查询
/// </summary>
public string ColumnCondition
{
set
{
this.columnCondition = value;
}
get
{
return this.columnCondition;
}
}
/// <summary>
/// 搜索结果
/// </summary>
private DataTable SearchResult()
{
try
{
string connectionString = WebConfigurationManager.ConnectionStrings["Pubs"].ConnectionString;
SqlConnection conn = new SqlConnection(connectionString);//定义SQL连接
string sqlString = "select * from " + tableName + " where " + columnCondition + " like '%" + this.Condition.Text.ToString() + "%'";
conn.Open();
SqlDataAdapter ada = new SqlDataAdapter(sqlString, conn);
DataTable dataTable = new DataTable();
ada.Fill(dataTable);
conn.Close();
return dataTable;
}
catch(Exception e)
{
//errorMessage=e.Message;
errorMessage = "查询失败,请重新查询。";
return null;
}
}
protected void Page_Load(object sender, EventArgs e)
{
this.ColumnName.Text = this.labelText;//设置lable控件的显示文本,提示用户要输入的查询条件
}
protected void ButSearch_Click(object sender, EventArgs e)
{
//把查询的数据填充到GridView控件中
resultGridView.DataSource = SearchResult().DefaultView;
resultGridView.DataBind();
}
}