Finding a Control Inside a Template
2024-07-21 02:16:46
供稿：网友
<%@ import namespace="system.data" %>
<%@ import namespace="system.data.sqlclient" %>
<html>
<script language="c#" runat="server">
void page_load(object src, eventargs e ) {
if (!page.ispostback) {
sqlconnection myconnection = new sqlconnection("server=(local)//netsdk;database=pubs;trusted_connection=yes");
sqldataadapter mycommand = new sqldataadapter("select * from titles where type='business'", myconnection);
dataset ds = new dataset();
mycommand.fill(ds, "titles");
mydatalist.datasource = ds.tables["titles"].defaultview;
mydatalist.databind();
}
}
void submit_click(object src, eventargs e ) {
for (int i=0; i<mydatalist.items.count; i++) {
string ischecked = ((checkbox) mydatalist.items[i].findcontrol("save")).checked.tostring();
message.innerhtml += "item(" + i + "): " + ischecked + "<br>";
}
}
</script>
<body topmargin="0" leftmargin="0" marginwidth="0" marginheight="0">
<form runat="server">
<!-- #include virtual="/quickstart/aspplus/samples/webforms/customize/header.inc" -->
<asp:datalist id="mydatalist" repeatcolumns="2" runat="server">
<itemtemplate>
<table cellpadding=10 style="font: 10pt verdana">
<tr>
<td width=1 bgcolor="bd8672"/>
<td valign="top">
<img align="top" src='<%# databinder.eval(container.dataitem, "title_id", "/quickstart/aspplus/images/title-{0}.gif") %>' >
</td>
<td valign="top">
<b>title: </b><%# databinder.eval(container.dataitem, "title") %><br>
<b>category: </b><%# databinder.eval(container.dataitem, "type") %><br>
<b>publisher id: </b><%# databinder.eval(container.dataitem, "pub_id") %><br>
<b>price: </b><%# databinder.eval(container.dataitem, "price", "$ {0}") %>
<p>
<asp:checkbox id="save" runat="server"/> <b>save to favorites</b>
</td>
</tr>
</table>
</itemtemplate>
</asp:datalist>
<p>
<div style="padding:0,15,0,15">
<input type="submit" value="update favorites" onserverclick="submit_click" runat="server"/>
</div>
<p>
<!-- #include virtual="/quickstart/aspplus/samples/webforms/customize/footer.inc" -->
</form>
<div style="font: 10pt verdana" enableviewstate="false" id="message" runat="server"/>
</body>
</html>
