Posted on 2006-12-06 19:42
张明 阅读(36)
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网摘 所属分类:
ASP.NET2.0 、
C# 、
ADO.NET
一、预览效果

二、前台控件呈现部分
<
asp:repeater id
=
"
LeaveMessage
"
runat
=
"
server
"
>
<
ItemTemplate
>
<
table width
=
"
100%
"
border
=
"
0
"
align
=
"
center
"
cellpadding
=
"
1
"
cellspacing
=
"
1
"
bgcolor
=
"
#D4D0C8
"
>
<
tr
>
<
td width
=
"
85%
"
bgcolor
=
"
#FFFAFF
"
><
div align
=
"
left
"
><%
#DataBinder.Eval(Container.DataItem,
"
sNewsTitle
"
)
%></
div
></
td
>
<
td width
=
"
15%
"
bgcolor
=
"
#FFFAFF
"
align
=
"
left
"
><%
#DataBinder.Eval(Container.DataItem,
"
dAddTime
"
)
%></
td
>
</
tr
>
</
table
>
<
hr size
=
"
3px
"
width
=
"
90%
"
/>
</
ItemTemplate
>
</
asp:repeater
>
共有
<
asp:Literal ID
=
"
RecordCount
"
runat
=
"
server
"
></
asp:Literal
>
条记录
共有
<
asp:Literal ID
=
"
PageCount
"
runat
=
"
server
"
></
asp:Literal
>
页
当前第
<
asp:Literal ID
=
"
Pageindex
"
runat
=
"
server
"
></
asp:Literal
>
页
<
asp:HyperLink ID
=
"
FirstPage
"
runat
=
"
server
"
Text
=
"
首页
"
></
asp:HyperLink
>
<
asp:HyperLink ID
=
"
PrevPage
"
runat
=
"
server
"
Text
=
"
上一页
"
></
asp:HyperLink
>
<
asp:HyperLink ID
=
"
NextPage
"
runat
=
"
server
"
Text
=
"
下一页
"
></
asp:HyperLink
>
<
asp:HyperLink ID
=
"
LastPaeg
"
runat
=
"
server
"
Text
=
"
尾页
"
></
asp:HyperLink
>
跳转到
<
asp:Literal ID
=
"
Literal1
"
runat
=
"
server
"
></
asp:Literal
>
页
三、后置代码部分(CS代码)
using
System;
using
System.Data;
using
System.Configuration;
using
System.Collections;
using
System.Web;
using
System.Web.Security;
using
System.Web.UI;
using
System.Web.UI.WebControls;
using
System.Web.UI.WebControls.WebParts;
using
System.Web.UI.HtmlControls;
using
System.Data.SqlClient;
using
System.Text;

public
partial
class
admin_LeaveMessages : System.Web.UI.Page

{
protected void Page_Load(object sender, EventArgs e)

{
if (!Page.IsPostBack)

{
NewsBind();
}
}
private void NewsBind()//repeater分页并绑定

{
string SqlStr = "select sNewsTitle,dAddTime from [News] order by dAddTime";
string connectionString = System.Configuration.ConfigurationManager.AppSettings["ConnectionSqlServer"].ToString();
SqlConnection conn = new SqlConnection(connectionString);
conn.Open();
SqlDataAdapter Adapter = new SqlDataAdapter(SqlStr, conn);
DataSet ds = new DataSet();
try

{
Adapter.Fill(ds, "testTable");
PagedDataSource objPage = new PagedDataSource();
objPage.DataSource=ds.Tables["testTable"].DefaultView;
objPage.AllowPaging=true;
objPage.PageSize=3;
int CurPage;
if (Request.QueryString["Page"] != null)

{
CurPage = Convert.ToInt32(Request.QueryString["page"]);
}
else

{
CurPage = 1;
}
objPage.CurrentPageIndex = CurPage - 1;
LeaveMessage.DataSource=objPage;//这里更改控件名称
LeaveMessage.DataBind();//这里更改控件名称
RecordCount.Text = objPage.DataSourceCount.ToString();
PageCount.Text = objPage.PageCount.ToString();
Pageindex.Text = CurPage.ToString();
Literal1.Text = PageList(objPage.PageCount, CurPage);
//Literal1.Text = PageList(objPage.PageCount, Pageindex, L_Manage); //带参数的:LManage为参数


FirstPage.NavigateUrl = Request.CurrentExecutionFilePath + "?page=1";
PrevPage.NavigateUrl = Request.CurrentExecutionFilePath + "?page=" + (CurPage - 1);
NextPage.NavigateUrl = Request.CurrentExecutionFilePath + "?page=" + (CurPage + 1);
LastPaeg.NavigateUrl = Request.CurrentExecutionFilePath + "?page=" + objPage.PageCount.ToString();
if (CurPage <= 1 && objPage.PageCount <= 1)

{
FirstPage.NavigateUrl = "";
PrevPage.NavigateUrl = "";
NextPage.NavigateUrl = "";
LastPaeg.NavigateUrl = "";

/**//*
FirstPage.Visible = false;
PrevPage.Visible = false;
NextPage.Visible = false;
LastPaeg.Visible = false;
*/
}
if (CurPage <= 1 && objPage.PageCount > 1)

{
FirstPage.NavigateUrl = "";
PrevPage.NavigateUrl = "";

/**//*
FirstPage.Visible = false;
PrevPage.Visible = false;
*/


}
if (CurPage >= objPage.PageCount)

{
NextPage.NavigateUrl = "";
LastPaeg.NavigateUrl = "";

/**//*
NextPage.Visible = false;
LastPaeg.Visible = false;
*/
}
}
catch(Exception error)

{
Response.Write(error.ToString());
}
finally

{
conn.Close();
}
}
private string PageList(int Pagecount, int Pageindex)//private string Jump_List(int Pagecount , int Pageindex , long L_Manage)//带参数的传递

{
StringBuilder sb = new StringBuilder();
//下为带参数的传递
//sb.Append("<select id=\"Page_Jump\" name=\"Page_Jump\" onchange=\"window.location='" + Request.CurrentExecutionFilePath + "?page='+ this.options[this.selectedIndex].value + '&Org_ID=" + L_Manage + "';\">");
//不带参数的传递
sb.Append("<select id=\"Page_Jump\" name=\"Page_Jump\" onchange=\"window.location='" + Request.CurrentExecutionFilePath + "?page='+ this.options[this.selectedIndex].value + '';\">");

for (int i = 1; i <= Pagecount; i++)

{
if (Pageindex == i)
sb.Append("<option value='" + i + "' selected>" + i + "</option>");
else
sb.Append("<option value='" + i + "'>" + i + "</option>");
}
sb.Append("</select>");
return sb.ToString();
}

}