UpdatePanelTutorial18 Sample
cs/Default.aspx
<%@ Page Language="C#" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
protected void Button1_Click(object sender, EventArgs e)
{
System.Threading.Thread.Sleep(4000);
Label1.Text = "Last update from server " + DateTime.Now.ToString();
}
protected void Button2_Click(object sender, EventArgs e)
{
System.Threading.Thread.Sleep(1000);
Label2.Text = "Last update from server " + DateTime.Now.ToString();
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml">
<head id="Head1" runat="server">
<title>Postback Precedence Example</title>
<style type="text/css">
body {
font-family: Tahoma;
}
#UpdatePanel1, #UpdatePanel2 {
width: 400px;
height: 100px;
border: solid 1px gray;
}
div.MessageStyle {
background-color: #FFC080;
top: 95%;
left: 1%;
height: 20px;
width: 600px;
position: absolute;
visibility: hidden;
}
</style>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:ScriptManager ID="ScriptManager1" runat="server">
<Scripts>
<asp:ScriptReference Path="PostBackPrecedence.js" />
</Scripts>
</asp:ScriptManager>
<asp:UpdatePanel ID="UpdatePanel1" UpdateMode="Conditional" runat="Server" >
<ContentTemplate>
<strong>UpdatePanel 1</strong><br />
This postback takes precedence.<br />
<asp:Label ID="Label1" runat="server">Panel initially rendered.</asp:Label><br />
<asp:Button ID="Button1" runat="server" Text="Button" OnClick="Button1_Click" />
<asp:UpdateProgress ID="UpdateProgress1" runat="server" AssociatedUpdatePanelID="UpdatePanel1">
<ProgressTemplate>
Panel1 updating...
</ProgressTemplate>
</asp:UpdateProgress>
</ContentTemplate>
</asp:UpdatePanel>
<asp:UpdatePanel ID="UpdatePanel2" UpdateMode="Conditional" runat="Server" >
<ContentTemplate>
<strong>UpdatePanel 2</strong><br />
<asp:Label ID="Label2" runat="server">Panel initially rendered.</asp:Label><br />
<asp:Button ID="Button2" runat="server" Text="Button" OnClick="Button2_Click" />
<asp:UpdateProgress ID="UpdateProgress2" runat="server" AssociatedUpdatePanelID="UpdatePanel2">
<ProgressTemplate>
Panel2 updating...
</ProgressTemplate>
</asp:UpdateProgress>
</ContentTemplate>
</asp:UpdatePanel>
<div id="AlertDiv" class="MessageStyle">
<span id="AlertMessage"></span>
</div>
</div>
</form>
</body>
</html>