Asp.net
Validate radio button in datagrid, datalist, gridview on button
Here ‘questionlist’ is the id of Datalist or datagrid or Gridview or repeater
u call this function on button events
<button onclick=”return isconfirm()” />
<script language=javascript>
function isconfirm()
{
var counter=0;
var obj=document.getElementById(“<%=questionlist.ClientID%>”).getElementsByTagName(“input”);
for(i=0;i<=obj.length-1;i++)
{
if(obj[i].type==”radio” && obj[i].checked==true)
{
counter++;
}
}
if(counter==0)
{ alert(‘Plz Select question Answer’);
return false
}
return true;
}
</script>
Get Rss data using javascript
Place bellow script in header part
for javascript file go to http://jquery.com
<script src=”js/jquery-1.2.6.min.js” type=”text/javascript”></script>
<script type=”text/javascript” language=javascript>
$(document).ready(function() {
$.ajax({
type: “GET”,
url: “http://yourdomain.com/rss.xml”,
dataType: “xml”,
success: function(xml) {
$(‘#update-target’).empty();
var str=””;
$(xml).find(‘item’).each(function(){
var title = $(this).find(‘title’).text()
var link = $(this).find(‘link’).text()
var desc = $(this).find(‘description’).text()
str +=”<tr><td><a href=’”+link+”‘ >”+title+”</a><br />”;
str+=”<a href=’”+link+”‘ >”+desc.substring(0,100)+”…</a></td></tr>”;
}); //close each(
$(‘#update-target’).html(str);
}
}); //close $.ajax(
$(“#msg”).ajaxError(function(event, request, settings){
$(this).append(“Error requesting page ” + settings.url + “”);
});
}); //close $(
</script>
Place bellow html part [...]
job scheduling which work at time interval in web application in asp.net
I am created that type of schedule which work properly. if that is helpfull for u then u appreciate it.
using System.Threading;
as namespace
following add in global.asax.cs
protected static Timer _timer;
protected void Application_Start(object sender, EventArgs e)
{
[...]
Mantains scroll position in of browser
use in page control MaintainScrollPositionOnPostBack=”True|False”
or use
Page.SmartNavigation = true;
in page load
Getting the item Index number in repeater,datalist,Datagrid,gridview -
U r using in page in control———
<%#Container.ItemIndex%>
Color char in any srting
string name = “hello vinod how r u”;
Random rd=new Random();
CharEnumerator ct = name.GetEnumerator();
while (ct.MoveNext())
{
int r = rd.Next(0, 255);
int g = rd.Next(0, 255);
int b = rd.Next(0, 255);
string rgb = r.ToString() + “,” + g.ToString() + “,” + b.ToString();
Response.Write(“<span style=’color:rgb(” + rgb + “);font-weight:bold;font-family:Verdana;font-size:15px’>” + ct.Current + “</span><br />”);
}
nesting repeater in datalist (slider menu)
put in head tag
<script src=”js/jquery-1.2.6.min.js” type=”text/javascript”></script>
<script language=javascript>
function show(id)
{
var tc=document.getElementById(“tot”).value;
for(var i=1;i<=tc;i++)
{
if(“div”+i==id)
{
$(“#div”+i).show(“slow”);
}
else
$(“#div”+i).hide(“slow”);
}
}
// window.onload=show(‘div1′)
</script
in body tag
<div>
<asp:HiddenField ID=”tot” runat=server />
<asp:DataList ID=”dl_cat” runat=server >
<ItemTemplate>
<div style=”color:white;font-size:13px;font-weight:bold;cursor:pointer;width:250px;height:20px;background-color:Gray;padding-bottom:3px;padding-top:3px;padding-left:5px” onclick=”show(‘div<%#Container.ItemIndex+1%>’)” >
<%#Eval(“categoryname”) %>
</div>
<div id=’div<%#Container.ItemIndex+1%>’ style=”background-color:Yellow;display:none”>
<asp:Repeater ID=”rp_subcat” DataSource=’<%#DataBinder.Eval(Container, “DataItem.InnerVal”) %>’ runat=server >
<ItemTemplate>
<span style=”padding-left:10px”><%#Eval(“productname”) %></span><br />
</ItemTemplate>
</asp:Repeater>
</div>
</ItemTemplate>
</asp:DataList>
</div>
//in code file
protected void Page_Load(object sender, EventArgs e)
{
DataAccessLayer dl = new DataAccessLayer();
DataSet ds = new DataSet();
dl.RunProcedure(“cate_product”, ref ds);
ds.Relations.Add(“InnerVal”, ds.Tables[0].Columns["categoryid"], ds.Tables[1].Columns["categoryid"]);
tot.Value = ds.Tables[0].Rows.Count.ToString();
dl_cat.DataSource [...]
change theme of page dynamically
protected void Page_Load(object sender, EventArgs e)
{ Page.Header.Controls.Add( gettheme());
}
protected HtmlLink gettheme()
{
HtmlLink lk = new HtmlLink();
// <link type=”text/css” href=StyleSheet.css rel=Stylesheet />
lk.Attributes.Add(“type”, “text/css”);
lk.Attributes.Add(“href”, “StyleSheet1.css”);
lk.Attributes.Add(“rel”, “Stylesheet”);
return lk;
}
Write Meta tag in aspx page dynamically
HtmlMeta mt = new HtmlMeta();
mt.Attributes.Add(“keyword”, “hello is world”);
Page.Header.Controls.Add(mt);
HtmlMeta mt1 = new HtmlMeta();
mt1.Attributes.Add(“name”, “suresh”);
mt1.Attributes.Add(“keyowrd”, “hello rupak how r u”);
mt1.Attributes.Add(“discription”, “yellowpages india,web hosting”);
Page.Header.Controls.Add(mt1);
Get User Control Value inside .ASPX page
usercontrol page———
<%@ Control Language=”C#” AutoEventWireup=”true”
CodeFile=”header.ascx.cs” Inherits=”UserControl_header” %>
<asp:TextBox ID=”searchtext” runat=server Text=”what r u
want??”></asp:TextBox>
<asp:Button ID=”btnsearch” Text=search runat=server
OnClientClick=”retrun submitvalue()”/>
<asp:Label ID=”lbltext” runat=server></asp:Label>
on aspx pages—————–
<uc1:header ID=”header1″ runat=”server” />
incode berhind pages———–
protected void Page_Load(object sender, EventArgs e)
{
UserControl huser = header1 as UserControl;
searchlog(ref huser, “text for search”);
}
void searchlog(ref UserControl hd, string text)
{
Label lb = (Label)hd.FindControl(“lbltext”);
TextBox txtbox = (TextBox)hd.FindControl(“searchtext”);
//here i assign text to usercontrol [...]
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