当前位置: 首页 > 图文教程 > 网络编程 > ASP.NET > 给上次的DataGrid分页增加些功能!

ASP.NET
使用C# 开发掩码输入文本框
点击DataGrid的列标头在DataGrid最后一行显示该列的和
ASP.NET之Web打印－终极解决篇
SQL Server 2000 Reporting Services: 怎样根据用户的语言偏好显示本地化的信息
利用底层键盘钩子拦载任意按键（回调版）
如何禁止调整自定义控件的尺寸？
用VB6.0编写磁盘格式化程序
Aspx中导Excel
ASP.NET组件设计Step by Step(3)
下面真正开始讲事件的内容
如何有效的使用C#读取文件
如何在C#中加载自己编写的动态链接库（DLL）
Managed DirectX 相关（DirectX.Capture Class Library && DirectShow.NET）
XQuery Reference-from w3schools.com
[译]Visual Basic 2005在语言上的增强（十三）显式的数组范围及小结
lucene的首次应用
[VBA]在后台删除工作表后出现的怪问题
VB.NET 数据库查询 [SQL字符串的生成]
JavaScript调用服务器事件
在Window2003上执行System.Diagnostics.Process.GetProcessesByName等方法失败的原因

No. « 138 139 140 141 »

技术文章搜索

关键字

ASP.NET 中的 给上次的DataGrid分页增加些功能!

出处:互联网   整理: 软晨网（RuanChen.com）   发布: 2009-11-03   浏览: 134 ::
收藏到网摘: n/a

<%@ Import Namespace="System.Data" %>

<html>
<script language="C#" runat="server">

ICollection CreateDataSource() {
DataTable dt = new DataTable();
DataRow dr;

dt.Columns.Add(new DataColumn("IntegerValue", typeof(Int32)));
dt.Columns.Add(new DataColumn("StringValue", typeof(string)));
dt.Columns.Add(new DataColumn("DateTimeValue", typeof(string)));
dt.Columns.Add(new DataColumn("BoolValue", typeof(bool)));

for (int i = 0; i < 200; i++) {
dr = dt.NewRow();

dr[0] = i;
dr = "Item " + Int32.ToString(i);
dr = DateTime.Now.ToShortDateString();
dr = (i % 2 != 0) ? true : false;

dt.Rows.Add(dr);
}

DataView dv = new DataView(dt);
return dv;
}

void Page_Load(Object sender, EventArgs e) {
if (chk1.Checked) {
MyDataGrid.PagerStyle.Visible=true;
}
else {
MyDataGrid.PagerStyle.Visible=false;
}

BindGrid();
}

void PagerButtonClick(Object sender, EventArgs e) {
//used by external paging UI
String arg = ((LinkButton)sender).CommandArgument;

switch(arg)
{
case ("next"):
if (MyDataGrid.CurrentPageIndex < (MyDataGrid.PageCount - 1))
MyDataGrid.CurrentPageIndex ++;
break;
case ("prev"):
if (MyDataGrid.CurrentPageIndex > 0)
MyDataGrid.CurrentPageIndex --;
break;
case ("last"):
MyDataGrid.CurrentPageIndex = (MyDataGrid.PageCount - 1);
break;
default:
//page number
MyDataGrid.CurrentPageIndex = arg.ToInt32();
break;
}
BindGrid();
}

void MyDataGrid_Page(Object sender, DataGridPageChangedEventArgs e) {
//used by built-in pager. CurrentPageIndex already set
BindGrid();
}

void BindGrid() {
MyDataGrid.DataSource = CreateDataSource();
MyDataGrid.DataBind();
ShowStats();
}

void ShowStats() {
lblCurrentIndex.Text = "CurrentPageIndex is " + MyDataGrid.CurrentPageIndex;
lblPageCount.Text = "PageCount is " + MyDataGrid.PageCount;
}


</script>

<body>

<h3><font face="Verdana">Providing Alternate Paging UI</font></h3>

<form runat=server>

<ASP:DataGrid id="MyDataGrid" runat="server"
AllowPaging="True"
PageSize="10"
PagerStyle-Mode="NumericPages"
PagerStyle-HorizontalAlign="Right"
OnPageIndexChanged="MyDataGrid_Page"
BorderColor="black"
BorderWidth="1"
GridLines="Both"
CellPadding="3"
CellSpacing="0"
Font-Name="Verdana"
Font-Size="8pt"
HeaderStyle-BackColor="#aaaadd"
AlternatingItemStyle-BackColor="#eeeeee"
/>

<p>
<asp:LinkButton id="btnPrev" runat="server"
Text="Previous page"
CommandArgument="prev"
ForeColor="navy"
Font-Name="verdana" Font-size="8pt"
OnClick="PagerButtonClick"
/>

<asp:LinkButton id="btnNext" runat="server"
Text="Next page"
CommandArgument="next"
ForeColor="navy"
Font-Name="verdana" Font-size="8pt"
OnClick="PagerButtonClick"
/>

<asp:LinkButton id="btnPage8" runat="server"
Text="Go to Page 8"
CommandArgument="7"
ForeColor="navy"
Font-Name="verdana" Font-size="8pt"
OnClick="PagerButtonClick"
/>

<asp:LinkButton id="btnFirst" runat="server"
Text="Go to the first page"
CommandArgument="0"
ForeColor="navy"
Font-Name="verdana" Font-size="8pt"
OnClick="PagerButtonClick"
/>

<asp:LinkButton id="btnLast" runat="server"
Text="Go to the last page"
CommandArgument="last"
ForeColor="navy"
Font-Name="verdana" Font-size="8pt"
OnClick="PagerButtonClick"
/>


<p>
<asp:Checkbox id="chk1" runat="server"
Text="Show built-in pager"
Font-Name="Verdana"
Font-Size="8pt"
AutoPostBack="true"
/>

<p>
<table bgcolor="#eeeeee" cellpadding="6"><tr><td nowrap><font face="Verdana" size="-2">

<asp:Label id="lblCurrentIndex" runat="server" /><br>
<asp:Label id="lblPageCount" runat="server" /><br>

</font></td&