Repeaterページングコード
21925 ワード
//ASP.NET DataList Repeater , ， <ItemTemplate> ！
//. Datagrid ， 。
//
// ？
//
// 【PagedDataSource】 。
//
//PagedDataSource ：
//
//
//DataSource -
//
//AllowPaging - true .
//PageSize -
//PageCount -
//
//CurrentPageIndex -
// Repeater ：
==========================================================================
//Result.aspx.cs
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;
namespace comeday
{
/// <summary>
/// Result 。
/// </summary>
public class Result : System.Web.UI.Page
{
protected System.Web.UI.WebControls.HyperLink lnkPrev;
protected System.Web.UI.WebControls.HyperLink lnkNext;
protected System.Web.UI.WebControls.Label lblCurrentPage;
protected System.Web.UI.WebControls.Label lblTotalPage;
protected System.Web.UI.WebControls.Repeater Repeater1;
private void Page_Load(object sender, System.EventArgs e)
{
//
PagedDataSource Pgds=new PagedDataSource();
//
Pgds.DataSource=CreateDataSource().DefaultView;
//
Pgds.AllowPaging=true;
// 6
Pgds.PageSize=6;
//
//
lblTotalPage.Text=Pgds.PageCount.ToString();
//
int CurrentPage;
// null ，
if(Request.QueryString["Page"] != null)
{
CurrentPage = Convert.ToInt32(Request.QueryString["Page"]);
}
else
{
CurrentPage = 1;
}
// -1
Pgds.CurrentPageIndex = CurrentPage - 1;
//
lblCurrentPage.Text = CurrentPage.ToString();
// ， Page -1，
if(!Pgds.IsFirstPage)
{
// Request.CurrentExecutionFilePath
lnkPrev.NavigateUrl = Request.CurrentExecutionFilePath + "?Page=" + Convert.ToString(CurrentPage - 1);
}
// End If
// ， Page +1，
if(!Pgds.IsLastPage)
{
// Request.CurrentExecutionFilePath
lnkNext.NavigateUrl = Request.CurrentExecutionFilePath + "?Page=" + Convert.ToString(CurrentPage + 1);
}
//
Repeater1.DataSource = Pgds;
Repeater1.DataBind();
}
/// <summary>
/// （ Datatable）
/// </summary>
/// <returns></returns>
public DataTable CreateDataSource()
{
DataTable dt;
DataRow dr;
dt=new DataTable();
//
dt.Columns.Add(new DataColumn("IntegerValue", System.Type.GetType("System.Int32")));
dt.Columns.Add(new DataColumn("StringValue", System.Type.GetType("System.String")));
dt.Columns.Add(new DataColumn("DateTimeValue", System.Type.GetType("System.DateTime")));
dt.Columns.Add(new DataColumn("BoolValue", System.Type.GetType("System.Boolean")));
//
for( int i=0;i<50;i++)
{
dr = dt.NewRow();
dr[0] = i;
dr[1] = "Item " + i.ToString();
dr[2] = DateTime.Now.ToShortTimeString();
if(i%2!=0)
{
dr[3] = true;
}
else
{
dr[3] = false;
}
dt.Rows.Add(dr);
}
return dt;
}
#region Web
override protected void OnInit(EventArgs e)
{
//
// CODEGEN: ASP.NET Web 。
//
InitializeComponent();
base.OnInit(e);
}
/// <summary>
/// -
/// 。
/// </summary>
private void InitializeComponent()
{
this.Load += new System.EventHandler(this.Page_Load);
}
#endregion
}
}
===========================================================================
Result.aspx
<%@ Page Language="c#" Codebehind="Result.aspx.cs" AutoEventWireup="false" Inherits="comeday.Result" %>
<%@ import Namespace="System.Data" %>
<HTML>
<HEAD>
<title>DataRepeater</title>
<style type="text/css">
BODY
{
FONT: 10px Verdana, Arial, Helvetica, "sans serif"; COLOR: #000000 }
.txt { FONT-SIZE: 12px }
</style>
</HEAD>
<body>
<form id="Form2" name="form1" method="post" runat="server">
<table class="txt" width="100%" border="0">
<tbody>
<tr>
<td>
<asp:hyperlink id="lnkPrev" runat="server"> </asp:hyperlink>
<asp:hyperlink id="lnkNext" runat="server"> </asp:hyperlink> <asp:label id="lblCurrentPage" runat="server"></asp:label>
<asp:label id="lblTotalPage" runat="server"></asp:label>
</td>
</tr>
</tbody>
</table>
<asp:repeater id="Repeater1" runat="server">
<ItemTemplate>
<hr align="left" width="60%" size="1">
<table class="txt" width="100%" border="0">
<tr>
<td>
Order Date:
<%# DataBinder.Eval(Container.DataItem, "DateTimeValue", "{0:d}") %>
</td>
<tr>
<td>
Quantity:
<%# DataBinder.Eval(Container.DataItem, "IntegerValue", "{0:N2}") %>
</td>
<tr>
<td>
Item:
<%# DataBinder.Eval(Container.DataItem, "StringValue") %>
</td>
<tr>
<td>
Order Date:
<asp:checkbox id=chk1 checked='<%# DataBinder.Eval(Container.DataItem, "BoolValue") %>' runat="server"/>
</td>
</tr>
</table>
</ItemTemplate>
</asp:repeater>
<hr hight="1">
</form>
</body>
</HTML>
<%@ Page Language="c#" Codebehind="Result.aspx.cs" AutoEventWireup="false" Inherits="comeday.Result" %>
DataList 。