在添加DataGrid控件后,在下面添加LinkButton按钮首页 上一页 下一页 末页当单击其中一个按钮时 都进入同意个事件中(比如NavigationButtonClick),根据LinkButton按钮的COMMANDNAME判断执行哪条语句比如:protected void NavigationButtonClick(object sender, System.EventArgs e)
{
string direction = ((LinkButton)sender).CommandName; switch (direction.ToUpper())
{
case "FIRST" :
......
break;
case "PREVIOUS" :
......
break;
case "NEXT" :
......
break;
case "LAST" :
......
break;
default :
break;
}请问这个是怎么添加的,我单纯添加的LinkButton 最后都是分别执行的某按钮的事件
{
string direction = ((LinkButton)sender).CommandName; switch (direction.ToUpper())
{
case "FIRST" :
......
break;
case "PREVIOUS" :
......
break;
case "NEXT" :
......
break;
case "LAST" :
......
break;
default :
break;
}请问这个是怎么添加的,我单纯添加的LinkButton 最后都是分别执行的某按钮的事件
<%@ Page Language="C#" ContentType="text/html" ResponseEncoding="gb2312" %>
<script runat="server">
void lbtn_Click(object Sender, EventArgs E)
{
string arg = ((LinkButton)Sender).CommandName;
if (arg == "First")
{
Response.Write("first");
}
else if (arg == "Prev"){
Response.Write("second");
}
else if (arg == "Next"){
Response.Write("three");
}
else if (arg == "Last"){
Response.Write("four");
}
}
</script>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>无标题文档</title>
</head>
<body>
<form runat="server">
<asp:LinkButton id="lbtnFirst" Text="首页" CommandName="First" onClick="lbtn_Click" runat="server"/>
<asp:LinkButton id="lbtnPrev" Text="上一页" CommandName="Prev" onClick="lbtn_Click" runat="server"/>
<asp:LinkButton id="lbtnNext" Text="下一页" CommandName="Next" onClick="lbtn_Click" runat="server"/>
<asp:LinkButton id="lbtnLast" Text="尾页" CommandName="Last" onClick="lbtn_Click" runat="server"/>
</form>
</body>
</html>
DG.currentPageIndex=0
case "PREVIOUS"
if dg.currentPageIndex>0 then
dg.currentPageIndex=currentPageIndex-1
end if
case "NEXT"
if dg.currentPageIndex<DG.pageCount-1 then
dg.currentPageIndex=dg.currentPageIndex+1
end if
case "LAST"
if dg.pageCount>0 then
dg.currentPageIndex=dg.pageCount-1
end if
defaut
"default"就自己 写了
dg.datasource="datasource"
dg.databind()