一)简单点的
如要在一个按钮上增加认证脚本,可以这样
<%@ page language="c#" %>
<script language="javascript">
function getconfirm ()
{
if (confirm("do you want to delete record?")==true)
return true;
else
return false;
}
</script>
<script runat="server">
public void page_load(object sender, eventargs e) {
btnsubmit.attributes.add("onclick","return getconfirm ();");
}
void btnsubmit_click(object sender, eventargs e) {
message.text = "you entered your name as: " + txtname.text;
}
</script>
<html>
<head>
</head>
<body>
<form runat="server">
name: <asp:textbox id="txtname" runat="server"/>
<asp:button id="btnsubmit" onclick="btnsubmit_click" runat="server" text="submit"></asp:button><br/>
<asp:label id="message" runat="server"/>
</form>
</body>
</html>
注意关键的地方btnsubmit.attributes.add("onclick","return fffkkk();");这句话,就相当于在静态页面标签上添加 “onclick = “return fffkkk();” 一样
二)复杂一点的
有的时候我们要在datagrid的删除列上添加认证,可以这样
首先建一个datagrid,然后给她增加一个删除列
<asp:datagrid id="datagrid1" runat="server">
<columns>
<asp:templatecolumn>
<itemtemplate>
<asp:linkbutton id="cmddel"
runat="server" text="delete"
commandname="delete" causesvalidation="false">
</asp:linkbutton>
</itemtemplate>
</asp:templatecolumn>
</columns>
</asp:datagrid>
然后在datagrid 的itemdatabound事件中这样写
private sub datagrid1_itemdatabound
(byval sender as object, byval e as datagriditemeventargs)
handles datagrid1.itemdatabound
dim l as linkbutton
if e.item.itemtype = listitemtype.item or
e.item.itemtype = listitemtype.alternatingitem then
l = ctype(e.item.cells(0).findcontrol("cmddel"), linkbutton)
l.attributes.add("onclick", "return getconfirm();")
end if
end sub
getconfirm()函数和第一个是一样的
function getconfirm()
{
if (confirm("do you want to delete record?")==true)
return true;
else
return false;
}
这样就可以了,呵呵,以上是我在编程中从资料里总结出来的,也许对你有用。
